1 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * pa.md (return): Delete pattern.
5 (return_internal): Remove "(const_int 1)" from pattern.
6 (epilogue): Use return_internal pattern for trivial returns.
7 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
8 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
12 Fix PR tree-optimization/32540
13 Fix PR tree-optimization/31651
15 * tree-ssa-sccvn.c: New file.
17 * tree-ssa-sccvn.h: Ditto.
19 * tree-vn.c: Include tree-ssa-sccvn.h
20 (val_expr_paid_d): Removed.
23 (val_expr_pair_hash): Ditto.
24 (val_expr_pair_expr_eq): Ditto.
25 (copy_vuses_from_stmt): Ditto.
28 (shared_vuses_from_stmt): Ditto.
29 (print_creation_to_file): Moved up.
31 (sort_vuses_heap): Ditto.
32 (set_value_handle): Make non-static.
33 (make_value_handle): Ditto.
34 (vn_add): Rewritten to use sccvn lookups.
35 (vn_add_with_vuses): Ditto.
36 (vn_lookup): Ditto (and second argument removed).
37 (vn_lookup_with_vuses): Ditto.
38 (vn_lookup_or_add): Ditto (and second argument removed);
39 (vn_lookup_or_add_with_vuses): Ditto.
40 (vn_lookup_with_stmt): New.
41 (vn_lookup_or_add_with_stmt): Ditto.
42 (create_value_handle_for_expr): Ditto.
44 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
45 (seen_during_translate): New function.
46 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
47 (phi_trans_add): Ditto.
48 (constant_expr_p): FIELD_DECL is always constant.
49 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
51 Avoid infinite recursion on mutually valued expressions.
52 Change callers of vn_lookup_or_add.
53 (phi_translate): New function.
54 (compute_antic_safe): Allow phi nodes.
55 (create_component_ref_by_pieces): Update for FIELD_DECL change.
56 (find_or_generate_expression): Rewrite slightly.
57 (create_expression_by_pieces): Updated for vn_lookup_or_add
59 Update VN_INFO for new names.
60 (insert_into_preds_of_block): Update for new names.
61 (add_to_exp_gen): New function.
62 (add_to_sets): Use vn_lookup_or_add_with_stmt.
63 (find_existing_value_expr): Rewrite to changed vn_lookup.
64 (create_value_expr_from): Ditto, and use add_to_exp_gen.
65 (try_look_through_load): Removed.
66 (try_combine_conversion): Ditto.
67 (get_sccvn_value): New function.
68 (make_values_for_phi): Ditto.
69 (make_values_for_stmt): Ditto.
70 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
72 (init_pre): Update for SCCVN changes.
76 * tree-flow.h (make_value_handle): Declare.
77 (set_value_handle): Ditto.
78 (sort_vuses_heap): Ditto.
79 (vn_lookup_or_add_with_stmt): Ditto.
80 (vn_lookup_with_stmt): Ditto.
84 (vn_lookup): Update arguments.
86 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
88 (tree-ssa-sccvn.o): New.
89 (OBJS-common): Add tree-ssa-sccvn.o
91 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
94 * c-typeck.c (build_external_ref): Don't mark as used if called
96 * calls.c (rtx_for_function_call): Likewise.
98 2007-06-30 Richard Sandiford <richard@codesourcery.com>
102 2007-06-27 Richard Sandiford <richard@codesourcery.com>
104 * dce.c (deletable_insn_p_1): New function, split out from...
105 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
106 specially, not those inside PARALLELs. Remove BODY argument
107 and adjust recursive call accordingly.
108 (prescan_insns_for_dce): Update call to delete_insn_p.
110 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
112 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
113 (try_combine): Move potential calls to undo_all() so they happen
114 before we commit to using the combined insns.
116 2006-06-30 Jan Hubicka <jh@suse.cz>
118 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
121 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
123 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
124 (cgraph_remove_unreachable_nodes): Likewise.
125 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
126 * ipa-inline.c (update_caller_keys): Cast according to the coding
128 (cgraph_decide_recursive_inlining): Likewise.
129 (cgraph_decide_inlining_of_small_function): Likewise.
130 (try_inline): Likewise.
131 (cgraph_decide_inlining_incrementally): Likewise.
132 * ipa-pure-const.c (get_function_state): Likewise.
133 (scan_function): Likewise.
134 (analyze_function): Likewise.
135 (static_execute): Likewise.
136 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
137 (merge_callee_local_info): Likewise.
138 (analyze_function): Use type safe memory macros.
139 (static_execute): Likewise. Cast according to the coding conventions.
140 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
142 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
144 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
145 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
148 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
151 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
152 for complex modes (both int and real).
154 2007-06-29 Jan Hubicka <jh@suse.cz>
156 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
158 2007-06-29 Jan Hubicka <jh@suse.cz>
161 * cse.c (cse_insn): Avoid invalid sharing in between register note and
164 2007-06-29 Anatoly Sokolov <aesok@post.ru>
167 * config/avr/avr.c: Include dataflow header file.
168 (expand_prologue): Adjust for prologue insn change.
169 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
172 2007-06-29 Richard Guenther <rguenther@suse.de>
175 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
176 during type verification.
178 2007-06-29 Jan Hubicka <jh@suse.cz>
180 * recog.c (validate_change_rtx_1): Unshare TO argument.
182 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
184 PR tree-optimization/24659
185 * tree-vect-transform.c (vectorizable_call): Handle
186 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
188 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
189 * config/i386/i386.c (enum ix86_builtins)
190 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
191 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
193 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
194 const using def_builtin_const.
195 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
196 input operands in the same modes as the result.
197 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
199 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
201 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
202 (df_set_dead_notes_for_mw): Likewise.
204 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
206 * c-common.c (pointer_int_sum): Do the negation in sizetype.
208 2007-06-28 DJ Delorie <dj@redhat.com>
210 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
212 2007-06-28 Geoffrey Keating <geoffk@apple.com>
214 * doc/invoke.texi (C++ Dialect Options): Document
215 fvisibility-ms-compat.
216 * c.opt (fvisibility-ms-compat): New.
218 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
221 * tree-affine.c (aff_combination_add_elt): Handle
222 pointer addition specially.
224 2007-06-28 Jakub Jelinek <jakub@redhat.com>
226 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
227 decl is non-external for AIX ABI.
229 2007-06-28 David Edelsohn <edelsohn@gnu.org>
231 * config/rs6000/predicates.md (current_file_function_operand):
232 Ensure the symbol is non-external for AIX ABI.
234 2007-06-28 Nick Clifton <nickc@redhat.com>
236 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
237 (fdce, fdse, fpredictive-commoning): Likewise.
239 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
242 * gcc.c (process_command): Recognize the new -static-libgfortran
245 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
248 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
249 Use a call clobbered hard reg instead of a pseudo reg.
251 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
253 * config/sh/sh.md (load_gbr): Use correct operand constraint.
255 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
258 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
259 REG_LIBCALL and REG_RETVAL notes.
260 (divsi3, mulsi3): Likewise.
261 (mulhisi3): Likewise. Use emit_libcall_block.
262 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
264 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
266 PR rtl-optimization/32481
267 * combine.c (adjust_for_new_dest): Rescan the changed insn.
269 2007-06-27 Richard Sandiford <richard@codesourcery.com>
271 * dce.c (deletable_insn_p_1): New function, split out from...
272 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
273 specially, not those inside PARALLELs. Remove BODY argument
274 and adjust recursive call accordingly.
275 (prescan_insns_for_dce): Update call to delete_insn_p.
277 2007-06-27 Richard Guenther <rguenther@suse.de>
280 * tree.h (fold_convertible_p): Declare.
281 * fold-const.c (fold_convertible_p): New function.
282 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
283 instead of lang_hooks.types_compatible_p.
285 2007-06-26 Jan Hubicka <jh@suse.cz>
287 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
288 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
289 early use validate_unshare_change.
290 (reload_combine): Likewise.
291 * recog.c (change_t): New field unshare.
292 (validate_change_1): Rename from validate_change; add argument unshare.
293 (validate_change): Turn into wrapper of validate_change_1; update
295 (validate_unshare_change): New.
296 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
297 calls of df_insn_rescan.
298 * recog.h (validate_change): Replace ints by bools.
299 (validate_unshare_change): Declare.
301 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
303 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
305 2007-06-26 Steve Ellcey <sje@cup.hp.com>
307 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
309 2007-06-25 Jan Hubicka <jh@suse.cz>
311 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
313 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
314 cgraph_decide_inlining_incrementally): Move uninlinability checks to
315 places other call site specific checks are performed.
317 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
320 * tree-vect-transform.c (vectorizable_operation): Convert
321 POINTER_PLUS_EXPR over to PLUS_EXPR.
323 2007-06-25 Chao-ying Fu <fu@mips.com>
325 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
326 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
327 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
328 Document GET_MODE_IBIT, and GET_MODE_FBIT.
330 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
331 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
332 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
333 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
334 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
335 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
336 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
337 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
338 ALL_FIXED_POINT_MODE_P): New define.
339 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
341 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
343 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
344 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
345 MODE_VECTOR_UACCUM): New mode classes.
347 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
348 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
349 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
352 * genmodes.c (struct mode_data): Add ibit and fbit fields.
353 (blank_mode): Initialize ibit and fbit.
354 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
355 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
356 (new_adjust): Change required_class to required_class_from and
357 required_class_to for testing within a range.
358 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
359 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
361 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
362 (make_fixed_point_mode): New.
363 (_ADD_ADJUST): Change C to C1 and C2.
364 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
365 use a range for machine classes.
366 (ADJUST_IBIT, ADJUST_FBIT): New.
367 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
369 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
370 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
371 Emit adjustment for ibit and fbit.
372 (emit_mode_ibit, emit_mode_fbit): New.
373 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
375 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
377 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
378 as the source of the set.
380 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
382 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
383 FP_REGNO_P): Use IN_RANGE.
384 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
385 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
386 (DATA_REG_P): Use DATA_REGNO_P.
387 (FP_REG_P): Use FP_REGNO_P.
388 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
389 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
390 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
392 2007-06-24 Jan Hubicka <jh@suse.cz>
395 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
397 2007-06-24 Sebastian Pop <sebpop@gmail.com>
400 * fold-const.c (fold_binary): Strip nops of operand 0
401 of BIT_NOT_EXPR before calling operand_equal_p.
402 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
403 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
405 2007-06-23 Mark Mitchell <mark@codesourcery.com>
407 * doc/extend.texi: Document that dllimport and dllexport imply
409 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
410 imported or exported declaration, including type declarations.
411 * c-common.c (handle_visibility_attribute): Check for conflicts
412 with dllimport/dllexport.
413 (c_determine_visibility): Handle dllimport/dllexport as an
414 explicit visibility atttribute.
416 2007-06-23 Richard Guenther <rguenther@suse.de>
418 PR tree-optimization/16876
420 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
422 * tree-inline.c (initialize_inlined_parameters): Do not call
423 lang_hooks.tree_inlining.convert_parm_for_inlining.
424 * cgraphbuild.c (initialize_inline_failed): Set inline failed
425 reason for mismatched types.
426 * gimplify.c (gimplify_call_expr): Verify the call expression
427 arguments match the called function type signature. Otherwise
428 mark the call expression to be not considered for inlining
429 using CALL_CANNOT_INLINE_P flag.
430 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
431 edges call expression.
432 (cgraph_decide_inlining_of_small_function): Likewise.
433 (cgraph_decide_inlining): Likewise.
434 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
436 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
437 * c-typeck.c (c_convert_parm_for_inlining): Remove.
438 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
440 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
441 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
443 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
444 convert_parm_for_inlining member.
446 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
449 * arm.md (negscc): Match the correct operand for optimized LT0 test.
450 Remove optimization for GT.
452 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
455 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
457 (prescan_insns_for_dce): Add extra parameter.
459 2007-06-23 Jan Hubicka <jh@suse.cz>
462 * gimplify.c (mark_addressable): New function.
463 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
465 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
468 * expr.c (store_constructor): Do not clobber non-zeroed memory.
470 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
473 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
474 moves between MMX/SSE registers to at least 8 units to prevent
475 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
477 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
479 * config/i386/i386.c (override_options): Correct x86_sahf
482 2007-06-21 David Daney <ddaney@avtrex.com>
485 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
486 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
487 (exception_receiver): Renamed to ...
488 (nonlocal_goto_receiver): ... this.
490 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
492 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
493 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
494 partial register accesses.
496 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
498 * fold-const.c (debug_fold_checksum): Move it under
499 ENABLE_FOLD_CHECKING.
501 2007-06-21 Sebastian Pop <sebpop@gmail.com>
504 * tree.h (debug_fold_checksum): Declared.
505 * fold-const.c (build_fold_addr_expr_with_type_1): New.
506 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
507 build_fold_addr_expr_with_type_1.
508 (fold_addr_expr, debug_fold_checksum): New.
509 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
510 (fold_unary, fold_comparison, split_address_to_core_and_offset):
513 2007-06-21 Sebastian Pop <sebpop@gmail.com>
515 PR tree-optimization/19590
516 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
517 of scev is a constant.
518 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
520 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
522 * df-problems.c (df_note_bb_compute): Made computation of live
523 info consistent with df_lr.
525 2007-06-21 Richard Guenther <rguenther@suse.de>
527 PR tree-optimization/32453
528 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
529 for pointer anti-range.
531 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
533 * config/i386/i386.c (processor_target_table): Increase maximum
534 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
537 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
538 byte alignment if > 8 byte alignment is preferred.
539 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
541 2007-06-21 Jakub Jelinek <jakub@redhat.com>
543 PR tree-optimization/31866
544 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
545 if ASM_EXPR's input is not a SSA_NAME.
548 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
549 but decl is a global var, instead return decl.
550 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
551 even for is_global_var decls, if they are private in some outer
554 2007-06-21 Richard Guenther <rguenther@suse.de>
556 PR tree-optimization/32451
557 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
559 2007-06-21 Christian Bruel <christian.bruel@st.com>
561 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
562 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
563 (push_regs): Changed saving order or banked registers.
564 (sh_expand_epilogue): Likewise.
565 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
566 (FIRST_BANKED_REG): Likewise.
567 (LAST_BANKED_REG): Likewise.
568 * config/sh/sh.md (banked) New attribute.
569 (in_delay_slot): Check banked attribute.
571 2007-06-20 Sebastian Pop <sebpop@gmail.com>
573 PR tree-optimization/32075
574 * tree-data-ref.c (subscript_dependence_tester_1,
575 analyze_miv_subscript, analyze_overlapping_iterations,
576 add_distance_for_zero_overlaps, build_classic_dist_vector,
577 subscript_dependence_tester_1, analyze_overlapping_iterations,
578 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
579 compute_affine_dependence, compute_all_dependences): Pass loop_nest
580 to evolution_function_is_affine_multivariate_p.
582 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
584 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
586 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
589 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
591 * config/m32c/prologue.md (epilogue_exitd_16): New.
592 (epilogue_reit_16): New.
593 (epilogue_exitd): Rename to epilogue_exitd_24.
594 (epilogue_reit): Rename to epilogue_reit_24.
596 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
597 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
599 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
601 * haifa-sched.c (queue_to_ready): Don't requeue next insn
602 if dbg_cnt (sched_insn) reaches the limit.
603 (choose_ready): New parameter INSN_PTR and new return value.
604 (schedule_block): Handle dbg_cnt (sched_insn). Handle
605 the new return value from choose_ready.
606 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
607 (rest_of_handle_global_alloc): New global_alloc_at_func.
609 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
611 PR tree-optimization/25737
612 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
613 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
614 * tree-flow.h (struct fieldoff): Add new field alias_set.
615 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
616 argument addressable_type. Set alias_set of fieldoff.
617 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
618 (create_overlap_variables_for): Pass alias_set from fieldoff to
620 * alias.c (get_alias_set): Use alias_set from SFT if set.
622 2007-06-20 Hui-May Chang <hm.chang@apple.com>
624 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
625 of a variable as an unsigned HOST_WIDE_INT integer.
627 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
629 PR rtl-optimization/32405
630 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
632 2007-06-20 Jakub Jelinek <jakub@redhat.com>
634 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
637 * builtins.c: Include diagnostic.h.
638 (expand_builtin_expect): Make gcc_assert more permissive.
639 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
642 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
646 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
647 if ACCUMULATE_OUTGOING_ARGS.
649 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
651 * config/m68hc11/m68hc11.c: Include dataflow header file.
652 (m68hc11_reorg): Port to dataflow.
654 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
656 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
657 (struct df_problem.free_blocks_on_set_blocks): New field.
658 (struct dataflow.optional_p): New field.
659 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
660 (df_live_set_all_dirty): New function.
661 * df-scan.c (df_scan_alloc): Initialize optional_p.
662 (problem_SCAN): Initialize free_blocks_on_set_blocks.
663 * df-core.c (df_set_blocks): Removed use of
664 DF_FIRST_OPTIONAL_PROBLEM. Now uses
665 df_problem.free_blocks_on_set_blocks to determine which blocks are
667 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
668 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
669 uses dataflow.optional_p to determine if problem should be
671 (rest_of_handle_df_initialize): Only start live problem if
673 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
674 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
675 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
676 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
677 problem_NOTE): Initialize free_blocks_on_set_blocks.
678 (df_lr_bb_local_compute): Recompute luids if df_live problem is
680 (df_live_set_all_dirty, df_note_alloc): New function.
681 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
683 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
684 * postreload.c (reload_combine): Ditto.
685 * cse.c (cse_extended_basic_block): Ditto.
686 * regmove.c (mark_flags_life_zones): Ditto.
687 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
688 erase_matching_seqs): Ditto.
689 * bt-load.c (compute_defs_uses_and_gen): Ditto.
690 * integrate (allocate_initial_values): Ditto.
691 * combine.c (reg_dead_at_p): Ditto.
692 * resource.c (mark_target_live_regs): Ditto.
693 * sched-rgn.c (check_live_1, update_live_1): Ditto.
694 * config/sh/sh.c (find_r0_life_regions): Ditto.
695 * global.c (rest_of_handle_global_alloc): Only add back df_live
697 * local-alloc.c (rest_of_handle_local_alloc): Only remove
699 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
701 (if_convert): Make sure df_live is there at -O == 1.
702 (pass_if_after_combine): Cleanup flags.
703 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
706 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
708 * config/arm/arm.c (arm_get_frame_offsets): Set
709 offsets->locals_base to avoid negative stack size.
710 (thumb1_expand_prologue): Assert on negative stack size.
712 2007-04-19 Sebastian Pop <sebpop@gmail.com>
714 PR tree-optimization/32367
715 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
716 of the chrec has no evolution in that loop.
717 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
719 2007-06-19 Bob Wilson <bob.wilson@acm.org>
721 * config/xtensa/xtensa.c: Include "df.h".
722 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
723 (xtensa_va_start): Invoke make_tree with sizetype for
724 expand_builtin_saveregs and then convert the result to a pointer.
725 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
726 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
727 Subtract argument size from index value as integers and then use
728 POINTER_PLUS_EXPR to add the result to the array address.
730 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
733 * config/m32c/m32c.c: Include dataflow header file.
734 (m32c_emit_prologue): Adjust for prologue insn change.
735 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
736 once inside a PARALLEL. Assume frame size passed in operand 0
737 includes space to save the fb register.
738 (prologue_enter_24): Likewise.
739 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
741 2007-06-19 David Daney <ddaney@avtrex.com
744 * config/mips/mips.md (cprestore): Mark $gp as used.
746 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
749 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
750 (frv_ifcvt_modify_insn): Likewise.
752 2007-06-19 Richard Guenther <rguenther@suse.de>
754 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
755 only handle positive offsets that fit in a HOST_WIDE_INT.
757 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
760 result of rsqrt insn for zero input argument to avoid NaN.
762 2007-06-19 Richard Guenther <rguenther@suse.de>
765 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
767 2007-06-19 Jakub Jelinek <jakub@redhat.com>
769 PR tree-optimization/32353
770 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
772 2007-06-19 Nick Clifton <nickc@redhat.com>
774 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
776 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
779 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
780 * config/i386/i386.c (assign_386_stack_local): Assert that
781 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
782 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
783 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
784 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
786 2007-06-18 Steve Ellcey <sje@cup.hp.com>
788 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
790 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
792 PR rtl-optimization/32321
793 * gcse.c (replace_store_insn): Update the note before
794 calling emit_insn_after.
796 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
799 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
801 * df-problems.c (df_note_bb_compute): Fix dumping info.
803 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
805 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
806 insn with emit_jump_insn.
808 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
810 PR tree-optimization/32383
811 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
812 * targhooks.h (default_builtin_reciprocal): Update prototype.
813 * target.h (struct gcc_target): Update builtin_reciprocal.
814 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
815 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
816 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
817 when fndecl is in BUILT_IN_MD class.
818 (execute_convert_to_rsqrt): Ditto.
820 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
821 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
822 Convert BUILT_IN_SQRTF code only when md_fn is false.
824 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
826 * bt-load.c (move_btr_def): Fix the order of arguments
827 to validate_replace_rtx.
829 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
831 * config/m68k/m68k-devices.def: Add 54450..54455.
833 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
835 PR rtl-optimization/32366
836 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
837 FLOAT_EXTEND]: Prevent non-scalar modes from entering
840 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
843 * modulo-sched (generate_reg_moves): Added rescan parameter and if
844 this is true, rescan insn being modified.
845 (sms_schedule): Added rescan parameter.
846 (rest_of_handle_sms): Moved freeing of dominance info to before
847 getting out of cfg_layout.
849 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
851 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
852 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
855 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
856 FL_CF_EMAC from the entry for isac.
858 * config/m68k/predicates.md (const_call_operand): Adjust comment.
859 (const_sibcall_operand): New.
860 (sibcall_operand): Use it.
861 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
862 (m68k_isas): ISAC does not imply FPU or EMAC.
863 (override_options): Add ISA_C logic for symbolic jump & call.
865 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
867 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
868 return mode from the builtin itself.
869 (sparc_fold_builtin): Fix cast of zero constant.
871 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
873 * targhooks.c (default_builtin_reciprocal): New default target hook.
874 * targhooks.h (default_builtin_reciprocal): Add prototype.
875 * hooks.c (hook_tree_tree_bool_null): Remove hook.
876 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
877 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
878 default_builtin_reciprocal.
880 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
883 * hooks.c (hook_tree_tree_bool_null): New hook.
884 * hooks.h (hook_tree_tree_bool_null): Add prototype.
885 * tree-pass.h (pass_convert_to_rsqrt): Declare.
886 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
887 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
888 and convert it to reciprocal a*rfunc(b).
889 (execute_convert_to_rsqrt): New function.
890 (gate_convert_to_rsqrt): New function.
891 (pass_convert_to_rsqrt): New pass definition.
892 * target.h (struct gcc_target): Add builtin_reciprocal.
893 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
894 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
895 TARGET_BUILTIN_RECIPROCAL.
896 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
898 * config/i386/i386.h (TARGET_RECIP): New define.
899 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
900 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
901 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
902 and not optimizing for size.
903 (*rcpsf2_sse): New insn pattern.
904 (*rsqrtsf2_sse): Ditto.
905 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
906 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
907 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
908 and not optimizing for size.
909 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
910 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
911 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
912 and not optimizing for size.
913 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
914 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
915 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
916 and not optimizing for size.
917 (*sse_rsqrtv4sf2): Do not export.
919 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
920 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
921 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
922 and not optimizing for size.
924 * config/i386/i386.opt (mrecip): New option.
925 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
926 (ix86_emit_swsqrtsf): Ditto.
927 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
928 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
930 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
931 ix86_expand_unop1_builtin.
932 (ix86_emit_swdivsf): New function.
933 (ix86_emit_swsqrtsf): Ditto.
934 (ix86_builtin_reciprocal): New function.
935 (TARGET_BUILTIN_RECIPROCAL): Use it.
936 (ix86_vectorize_builtin_conversion): Rename from
937 ix86_builtin_conversion.
938 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
939 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
940 "i386 and x86_64 Options" section.
941 (Intel 386 and AMD x86_64 Options): Document -mrecip.
943 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
944 Zdenek Dvorak <dvorakz@suse.cz>
945 Richard Guenther <rguenther@suse.de>
946 Kaz Kojima <kkojima@gcc.gnu.org>
948 * tree-vrp.c (compare_values_warnv): Convert val2 to
950 (extract_range_from_assert): Create
951 POINTER_PLUS_EXPR for pointer types.
952 (extract_range_from_binary_expr): Handle
953 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
955 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
956 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
957 POINTER_PLUS_EXPR as PLUS_EXPR.
958 (number_of_iterations_lt_to_ne):
959 For pointer types, use sizetype when
960 creating MINUS_EXPR/PLUS_EXPRs.
961 (assert_loop_rolls_lt): For pointer types, use sizetype when
962 creating MINUS_EXPR/PLUS_EXPRs.
963 (number_of_iterations_le): Likewise.
964 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
965 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
966 like PLUS_EXPR and MINUS_EXPR.
967 * tree-pretty-print.c (dump_generic_node): Handle
970 (op_symbol_1): Likewise.
971 * optabs.c (optab_for_tree_code): Likewise.
972 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
974 * tree-tailcall.c (process_assignment): Mention
975 POINTER_PLUS_EXPR in a TODO comment.
976 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
977 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
978 not used with a pointer and an integer type.
979 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
980 increment using chrec_convert_rhs instead of chrec_convert.
981 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
982 PLUS_EXPR except for the right hand side's type will be
984 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
985 (fold_used_pointer_cast): Kill.
986 (pointer_offset_p): Kill.
987 (fold_used_pointer): Kill.
988 (pointer_used_p): Kill.
989 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
990 call fold_used_pointer.
991 (instantiate_parameters_1): Convert the increment
992 using chrec_convert_rhs instead of chrec_convert.
993 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
994 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
995 instead of PLUS_EXPR.
996 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
997 PLUS_EXPR for pointers.
998 (std_gimplify_va_arg_expr): Likewise.
999 (fold_builtin_memory_op): Likewise.
1000 (fold_builtin_strstr): Likewise.
1001 (fold_builtin_strchr): Likewise.
1002 (fold_builtin_strrchr): Likewise.
1003 (fold_builtin_strpbrk): Likewise.
1004 (expand_builtin_memory_chk): Likewise.
1005 (fold_builtin_memory_chk): Likewise.
1006 (std_expand_builtin_va_start): Use
1007 sizetype for the call to make_tree and then convert
1008 to the pointer type.
1009 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1010 instead of PLUS_EXPR for adding to a pointer.
1011 (std_gimplify_va_arg_expr): Use fold_build2 for
1012 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1013 the operands to sizetype first and then cast the BIT_AND_EXPR
1014 back to the pointer type.
1015 * fold-const.c (build_range_check): Handle pointer types
1017 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1018 of PLUS_EXPR's. Make sure the offset is converted to
1020 (try_move_mult_to_index): Strip the NOPs from the offset.
1021 Remove code argument and replace all uses with PLUS_EXPR.
1022 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1023 specially. Don't use a pointer type for MINUS_EXPR.
1024 (fold_unary): Handle for (T1)(X op Y),
1025 only p+ as that is the only as that can be handled for
1026 binary operators now.
1027 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1029 <case PLUS_EXPR>: Add folding of PTR+INT into
1031 Don't call try_move_mult_to_index.
1032 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1033 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1034 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1035 Don't call try_move_mult_to_index.
1036 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1037 (tree_expr_nonzero_p): Likewise.
1038 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1039 of PLUS_EXPR for the complex expression folding.
1040 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1041 first chrec is a pointer type, then the second should
1042 be sizetype and not the first's type.
1043 For POINTER_PLUS_EXPR, use a different right hand side type.
1044 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1045 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1046 different right hand side type.
1047 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1048 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1049 instead of PLUS_EXPR.
1050 When either operand is zero, convert the other operand.
1051 (chrec_apply): Use chrec_convert_rhs
1052 on the argument x instead of chrec_convert.
1053 (reset_evolution_in_loop): For pointer types, the new_evol
1055 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1056 different right hand side type.
1057 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1058 (chrec_convert_rhs): New function.
1059 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1060 different right hand side type.
1061 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1062 * tree-chrec.h (chrec_convert_rhs): New prototype.
1063 (build_polynomial_chrec): For pointer types, the right hand
1064 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1065 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1066 Remove subtraction case as it is always addition now.
1067 Make sure the offset is converted to sizetype.
1068 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1069 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1070 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1071 PLUS_EXPR in pointer type.
1072 Handle POINTER_PLUS_EXPR.
1073 (tree_to_aff_combination): Likewise.
1074 (force_expr_to_var_cost): Likewise.
1075 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1076 instead of PLUS_EXPR for pointers.
1077 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1078 instead of PLUS_EXPR of pointer types.
1079 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1081 (check_va_list_escapes): Likewise.
1082 (check_all_va_list_escapes): Likewise.
1083 * dwarf2out.c (loc_descriptor_from_tree_1):
1084 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1085 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1086 (string_constant): Likewise.
1087 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1088 the offset to the base, use POINTER_PLUS_EXPR.
1089 (add_to_parts): Convert the index to sizetype.
1090 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1091 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1092 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1093 Offset only holds something for PLUS_EXPR.
1094 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1096 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1098 (analyze_accesses_for_modify_stmt): Likewise.
1099 Remove comment about the type being integral type as it is
1101 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1103 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1105 Correct the type which the artimentic is done in (is now
1108 * tree-data-ref.c (split_constant_offset): Handle
1110 * tree-affine.c (tree_to_aff_combination): Likewise.
1111 * c-typeck.c (build_unary_op): For pointers create the increment
1112 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1114 * gimplify.c (gimplify_self_mod_expr): Create a
1115 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1116 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1117 * tree.def (POINTER_PLUS_EXPR): New tree code.
1118 * tree-predcom.c (ref_at_iteration): If we have a pointer
1119 type do the multiplication in sizetype.
1120 * tree-mudflap.c (mf_xform_derefs_1): Create a
1121 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1122 * tree-ssa-forwprop.c
1123 (forward_propagate_addr_into_variable_array_index):
1124 Don't expect there to be a cast for the index as that
1125 does not exist anymore.
1126 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1127 instead of PLUS_EXPR.
1128 Don't check for the first operand of the POINTER_PLUS_EXPR
1129 was the index as it cannot be.
1130 Call forward_propagate_addr_into_variable_array_index with
1131 the SSA_NAME instead of the statement.
1132 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1133 (compare_constant): Likewise.
1134 (copy_constant): Likewise.
1135 (compute_reloc_for_constant): Likewise.
1136 (output_addressed_constants): Likewise.
1137 (initializer_constant_valid_p): Likewise.
1138 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1139 Convert the MIN/MAX of the inner type to the outer
1140 type before comparing them.
1141 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1142 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1143 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1144 of PLUS_EXPR for pointers.
1145 * tree-inline.c (estimate_num_insns_1): Handle
1147 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1148 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1149 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1150 instead of PLUS_EXPR for the pointer increment statement.
1151 (vect_update_ivs_after_vectorizer): For pointer types, create
1152 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1153 MULT_EXPR in sizetype.
1154 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1156 * tree-object-size.c (plus_expr_object_size): Handle
1157 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1158 code which is trying to figure out which side is a pointer and
1160 (check_for_plus_in_loops_1): Likewise.
1161 (check_for_plus_in_loops): Likewise.
1162 * c-common.c (pointer_int_sum): Create a
1163 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1164 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1165 only POINTER_PLUS_EXPR. Removing all the extra
1166 code which is trying to figure out which side is a pointer and
1168 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1169 PLUS_EXPR and MINUS_EXPR.
1170 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1172 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1173 with make_tree, instead of a pointer type.
1174 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1175 for pointers instead of PLUS_EXPR.
1176 (s390_gimplify_va_arg): Likewise.
1177 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1178 instead of PLUS_EXPR when doing addition on pointer
1179 types. Use sizetype for the second operand.
1180 (spu_gimplify_va_arg_expr): Likewise.
1181 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1182 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1183 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1184 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1185 for the pointer addition and also use size_int/sizetype
1187 (ix86_gimplify_va_arg): Likewise.
1188 Perform BIT_AND_EXPR on sizetype arguments.
1189 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1190 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1191 for the pointer additions and also use size_int for the offsets.
1192 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1193 additions and also use size_int for the offsets. Perform
1194 BIT_AND_EXPR on sizetype arguments.
1195 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1196 POINTER_PLUS_EXPR for pointers and create the
1197 BIT_AND_EXPR in sizetype.
1198 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1199 instead of PLUS_EXPR for pointer addition.
1200 (rs6000_va_start): Likewise.
1201 Also use sizetype for the offset.
1202 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1203 as PLUS_EXPR/MINUS_EXPR.
1204 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1205 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1206 Don't use BIT_AND_EXPR on a pointer type, convert the
1207 expression to sizetype first.
1208 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1210 (mips_gimplify_va_arg_expr): Likewise.
1211 Don't create BIT_AND_EXPR in a pointer type.
1213 2007-06-15 Eric Christopher <echristo@apple.com>
1215 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1216 (x86_64-*-darwin*): Ditto.
1217 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1220 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1222 * doc/extend.texi: Document behavior of __attribute__((aligned))
1225 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1227 * rtlanal.c (note_stores): Improve documentation.
1229 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1231 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1232 LOCAL_LABEL_PREFIX): Delete.
1233 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1234 (bfin_internal_label): Delete.
1236 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1238 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1239 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1240 otherwise define to LIBGCC2_TF_CEXT.
1241 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1242 (LIBGCC_TF_CEXT): Ditto.
1245 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1247 PR rtl-optimization/32339
1248 * df-scan.c (df_uses_record): Don't modify flags but just add to
1249 it for df_ref_record.
1251 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1253 * tree-mudflap.c: Fix whitespace issues.
1255 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1257 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1259 2007-06-14 Eric Christopher <echristo@apple.com>
1261 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1262 (movv4sf): Use gcc_unreachable instead of abort.
1264 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1267 * config/i386/sfp-machine.h (CMPtype): New define.
1268 (mach stubs): Use CMPtype instead of int as a return type.
1270 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1272 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1273 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1274 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1275 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1276 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1277 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1278 config/soft-fp/soft-fp.h: Update from glibc CVS.
1280 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1282 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1284 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1287 * config/v850/v850.c: Include dataflow header file.
1288 (substitute_ep_register): Fix typo.
1290 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1292 * configure.ac: Fix earlier checkin.
1293 * configure: Regenerated.
1295 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1297 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1298 * aclocal.m4: Regenerate.
1299 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1300 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1301 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1302 * configure: Regenerate.
1303 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1305 * Makefile.in (quickstrap): Build libgcc too.
1307 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1309 * configure.ac: Add --enable-checking=df. Explicitly mention that
1310 the variables are initialized as for "release".
1311 * df-core.c: Use it.
1312 * configure: Regenerate.
1313 * config.in: Regenerate.
1315 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1317 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1318 validate_replace_rtx instead of replace_rtx.
1319 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1321 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1323 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1324 (DWARF2_UNWIND_INFO): Override default if configured with
1326 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1327 (ENDFILE_SPEC): Add crtend.o.
1328 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1329 (ENDFILE_SPEC): Add crtend.o.
1330 (TARGET_USE_JCR_SECTION): Define.
1331 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1333 * config/i386/cygming-crtbegin.c: New file.
1334 * config/i386/cygming-crtend.c: New file.
1336 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1338 * config/i386/w32-unwind.h: New file.
1340 2007-06-13 Eric Christopher <echristo@apple.com>
1342 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1343 the user set a value below STACK_BOUNDARY.
1345 2007-06-13 Thiemo Seufer <ths@networkno.de>
1347 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1348 imply -lpthread for -pthread.
1350 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1352 * basic-block.h: Remove the prototype for
1353 free_basic_block_vars.
1354 * cfglayout.h: Remove the prototype for
1355 insn_locators_initialize.
1356 * tree.h: Remove the prototype for emit_line_note.
1358 * tree-ssa-pre.c (mergephitemp): Remove.
1359 (init_pre): Don't use mergephitemp.
1361 2007-06-13 Eric Christopher <echristo@apple.com>
1363 * config/i386/i386.c (override_options): If we've specified
1364 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1366 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1368 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1371 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1373 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1374 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1375 (eh_store_handler): New pattern.
1376 (eh_return): Emit it instead of a plain move.
1378 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1380 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1381 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1382 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1385 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1387 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1388 (find_next_insn_start, find_load): New functions.
1389 (bfin_reorg): Use them to deal with the fact that parallel insns are
1390 no longer represented as a SEQUENCE.
1392 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1394 * config/sparc/sparc.c (sparc_override_options): Initialize
1397 2007-06-13 Dave Korn <dave.korn@artimi.com>
1399 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1402 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1404 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1405 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1406 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1407 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1408 tree-vect-transform.c: Fix comment typos. Follow spelling
1411 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1413 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1414 to the exit block use set.
1415 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1416 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1417 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1419 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1421 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1422 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1423 to indicate an error.
1424 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1425 (dbg_cnt_process_opt): Print an error on a bad argument.
1426 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1427 * common.opt (-fdbg-cnt-list): New.
1428 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1430 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1432 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1433 flag on ref-all pointers.
1435 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1438 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1439 for the offset with the modifier as EXPAND_INITIALIZER
1440 if the modifier is EXPAND_INITIALIZER.
1441 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1442 a register if we had an overflow.
1444 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1446 * real.c (real_isfinite): New.
1447 (real_sqrt): Use it.
1448 * real.h (real_isfinite): New.
1449 * builtins.c: Use it.
1451 2007-06-12 Ian Lance Taylor <iant@google.com>
1452 Daniel Berlin <dberlin@dberlin.org>
1455 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1456 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1457 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1458 (DECL_NO_TBAA_P): Define.
1459 (struct tree_decl_common): Add no_tbaa_flag field.
1460 * tree-ssa-structalias.c (struct variable_info): Add
1461 no_tbaa_pruning field.
1462 (new_var_info): Initialize no_tbaa_pruning field.
1463 (unify_nodes): Copy no_tbaa_pruning field.
1464 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1465 (dump_solution_for_var): Print no_tbaa_pruning flag.
1466 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1468 (compute_tbaa_pruning): New static function.
1469 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1470 Call compute_tbaa_pruning.
1471 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1472 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1473 * gimple-low.c (lower_stmt): Likewise.
1474 * tree-gimple.c (is_gimple_stmt): Likewise.
1475 * tree-ssa-operands.c (get_expr_operands): Likewise.
1476 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1477 * tree-inline.c (estimate_num_insns_1): Likewise.
1478 (copy_result_decl_to_var): Likewise.
1479 * expr.c (expand_expr_real_1): Likewise.
1480 * tree-pretty-print.c (dump_generic_node): Likewise.
1481 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1482 * omp-low.c (omp_copy_decl_2): Likewise.
1483 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1484 * doc/c-tree.texi (Expression trees): Document
1485 CHANGE_DYNAMIC_TYPE_EXPR.
1487 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1489 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1490 with !HONOR_NANS and !HONOR_INFINITIES.
1491 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1493 2007-06-12 Tristan Gingold <gingold@adacore.com>
1495 * gcov.c: Comments updated.
1496 (source_info): Add file_time field.
1497 (source_index): New variable.
1498 (mutiple_files): New variable.
1499 (generate_results): New function extracted from process_file.
1500 (process_file): Save and restore chain of functions, generate
1501 results and free structures only if not merging results.
1502 (release_structures): File names are now freed in create_file_names
1503 (create_file_names): Free previous file names.
1504 (find_source): File date is now read here and modifications in
1505 source files is checked here.
1506 (read_graph_file): Only reverse order of functions for the current
1508 (make_gcov_file_name): Do not generate long names if input_name is
1510 (output_lines): If merging results do not display graph, data and
1512 Checking source file modification is done in find_source.
1514 * doc/gcov.texi: Append an s to sourcefile.
1516 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1518 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1519 (forced_nop): New pattern.
1520 * config/bfin/bfin.c: Include "df.h".
1521 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1522 (bfin_discover_loop): Use df_get_live_in instead of
1523 global_live_at_start.
1524 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1525 df_analyze when done.
1526 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1527 the insns. Use QImode for the final insn in a bundle. Call
1528 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1530 (reorder_var_tracking_notes): New function.
1531 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1532 update_life_info. Call df_analyze after scheduling and bundle
1533 generation. Call reorder_var_tracking_notes if generating these notes.
1534 Call df_finish_pass at the end.
1536 2007-06-12 Dirk Mueller <dmueller@suse.de>
1538 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1539 a comparison, not an assignment.
1541 2007-06-12 Olivier Hainque <hainque@adacore.com>
1543 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1544 Request walking the subtrees only, leaving the current is_lhs/val_only
1546 (convert_non_local_reference): Likewise.
1548 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1550 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1552 2007-06-12 Richard Guenther <rguenther@suse.de>
1554 PR tree-optimization/15353
1555 PR tree-optimization/31657
1556 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1557 * timevar.def: Add TV_TREE_IFCOMBINE.
1558 * tree-pass.h (pass_tree_ifcombine): Declare.
1559 * tree-ssa-ifcombine.c: New file.
1560 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1561 * tree-flow.h (blocks_in_phiopt_order): Declare.
1562 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1563 (tree-ssa-ifcombine.o): New dependencies.
1565 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1567 PR rtl-optimization/32293
1568 * combine.c (simplify_if_then_else): Truncate return from
1569 nonzero_bits() to correct mode.
1571 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1573 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1574 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1576 2007-06-11 Diego Novillo <dnovillo@google.com>
1578 * Makefile.in (reload1.o-warn): Remove.
1580 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1582 * combine.c (subst): Use reg_overlap_mentioned_p
1583 instead of comparing register numbers directly.
1585 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1587 * reload1.c (mark_home_live_1): Use the mode parameter.
1589 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1591 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1592 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1596 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1598 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1600 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1603 from integer registers.
1604 (FP mode splitters): Handle TFmode.
1606 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1608 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1609 for ref-all pointers that point-to anything.
1611 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1613 * config/arm/arm.c (arm_output_dwarf_dtprel,
1614 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1616 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1618 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1619 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1622 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1624 * gcc/tree.c (signed_or_unsigned_type_for): New.
1625 (unsigned_type_for): Use signed_or_unsigned_type_for.
1626 (signed_type_for): Use signed_or_unsigned_type_for.
1627 * gcc/tree.h (signed_or_unsigned_type_for): New.
1628 (get_signed_or_unsigned_type): Remove.
1629 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1630 lang_hooks.types.signed_type
1631 (size_diffop): Likewise.
1632 (all_ones_mask_p): Likewise.
1633 (build_range_check): Likewise.
1634 (fold_cond_expr_with_comparison): Likewise.
1635 (fold_cond_expr_with_comparison): Likewise.
1636 (unextend): Likewise.
1637 (extract_muldiv_1): Likewise.
1638 (fold_single_bit_test_into_sign_test): Likewise.
1639 (fold_binary): Likewise.
1640 (fold_ternary): Likewise.
1641 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1642 instead of get_signed_or_unsigned_type.
1643 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1644 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1645 * gcc/expr.c (signed_or_unsigned_type_for): Use
1646 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1647 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1648 (lhd_signed_or_unsigned_type): Remove.
1649 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1650 signed_or_unsigned_type.
1651 (lhd_signed_or_unsigned_type): Remove.
1652 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1653 lang_hooks.types.signed_type.
1654 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1655 c_common_signed_type instead of lang_hooks.types.signed_type.
1656 (c_common_unsigned_type): New.
1657 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1658 (shorten_compare): Use c_common_unsigned_type instead of
1659 c_common_signed_or_unsigned_type.
1660 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1662 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1663 lang_hooks.types.signed_type.
1664 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1665 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1666 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1667 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1668 instead of unsigned_type_for.
1669 * gcc/c-decl.c (groakdeclarator): Likewise.
1670 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1671 * gcc/c-common.h (c_common_unsigned_type): New.
1673 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1677 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1679 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1682 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1683 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1685 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1686 Sebastian Pop <sebpop@gmail.com>
1688 * lambda-code.c (remove_iv): New.
1689 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1691 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1693 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1694 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1695 * tree-ssa-loop-prefetch.c: Include optabs.h.
1696 (FENCE_FOLLOWING_MOVNT): New macro.
1697 (struct mem_ref): Add independent_p and storent_p fields.
1698 (record_ref): Initalize the new fields.
1699 (gather_memory_references_ref): Return true if the reference
1701 (gather_memory_references): Check whether all memory accesses
1702 in loop were recorded.
1703 (should_issue_prefetch_p): Return false for nontemporal stores.
1704 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1705 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1706 (determine_loop_nest_reuse): Detect independent memory references.
1707 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1708 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1709 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1710 * config/i386/i386.h (x86_mfence): Declare.
1711 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1712 * config/i386/i386.c (x86_mfence): New variable.
1713 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1715 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1716 * optabs.c (init_optabs): Initialize storent_optab.
1717 * optabs.h (enum optab_index): Add OTI_storent.
1718 (storent_optab): Declare.
1719 * genopinit.c (optabs): Add initialization for storent_optab.
1720 * tree.h (MOVE_NONTEMPORAL): New macro.
1721 * expr.c (expand_assignment, store_expr, store_constructor_field,
1722 store_constructor, store_field, expand_expr_real_1): Propagate
1723 nontemporality of the expanded store.
1724 (emit_storent_insn): New function.
1725 * expr.h (expand_assignment, store_expr): Declaration changed.
1726 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1727 to expand_assignment.
1728 * stmt.c (expand_asm_expr): Ditto.
1729 * calls.c (initialize_argument_information): Pass false as
1730 nontemporality to store_expr.
1731 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1734 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1736 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1738 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1740 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1742 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1743 and allow DECL_P here.
1745 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1747 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1748 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1749 track of the size of the expression.
1750 * cfghooks.c (merge_blocks): Remove block from loops structure only
1751 after call of the merge_blocks hook.
1753 2007-06-09 Tom Tromey <tromey@redhat.com>
1755 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1756 (deprecated_state): Removed.
1757 (start_decl): Update.
1758 (enum deprecated_states): Moved earlier.
1759 (groktypename): Update.
1760 (push_parm_decl): Likewise.
1761 (grokfield): Likewise.
1762 (start_function): Likewise.
1764 2007-06-09 Ian Lance Taylor <iant@google.com>
1766 PR tree-optimization/32169
1767 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1768 CONVERT_EXPR, check whether min and max both converted to an
1769 overflow infinity representation.
1771 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1773 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1774 not inserted on the edge.
1776 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1778 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1779 instructions if they are supported.
1780 (__divsi3, __umodsi3, __modsi3): Likewise.
1781 (__ashldi3, __ashrdi3, __lshrdi3): New.
1782 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1784 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1785 Tony Linthicum <tony.linthicum@amd.com>
1787 * doc/extend.texi: Add fvect-cost-model flag.
1788 * common.opt (fvect-cost-model): New flag.
1789 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1790 cost fields in stmt_vec_info struct for STMT.
1791 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1792 fields in stmt_vec_info struct and access functions for the same.
1793 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1794 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1795 load, store and vector to scalar operation.
1796 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1797 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1798 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1799 (TARG_VEC_STORE_COST): Define cost of vector store.
1800 (vect_estimate_min_profitable_iters): Define new function.
1801 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1802 check to evaluate if loop iterations are less than minimum profitable
1803 iterations determined by cost model or minimum vect loop bound defined
1804 by user, whichever is more conservative.
1805 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1806 run-time check to evaluate if loop iterations are less than minimum
1807 profitable iterations determined by cost model or minimum vect loop
1808 bound defined by user, whichever is more conservative.
1809 (vect_estimate_min_profitable_iterations): New function to estimate
1810 mimimimum iterartions required for vector version of loop to be
1811 profitable over scalar version.
1812 (vect_model_reduction_cost): New function.
1813 (vect_model_induction_cost): New function.
1814 (vect_model_simple_cost): New function.
1815 (vect_cost_strided_group_size): New function.
1816 (vect_model_store_cost): New function.
1817 (vect_model_load_cost): New function.
1818 (vectorizable_reduction): Call vect_model_reduction_cost during
1820 (vectorizable_induction): Call vect_model_induction_cost during
1822 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1823 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1824 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1825 vectorizable_promotion, vectorizable_demotion): Call
1826 vect_model_simple_cost during analysis phase.
1828 2007-06-08 Simon Baldwin <simonb@google.com>
1830 * reg-stack.c (get_true_reg): Readability change. Moved default case
1831 label into direct switch statement scope.
1833 2007-06-08 Simon Baldwin <simonb@google.com>
1835 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1836 in gcc_assert() with '==' comparison.
1838 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1841 TARGET_ABM handling of x86_popcnt variable.
1843 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1845 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1846 __builtin_copysignq and __builtin_infq built-in functions.
1848 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1850 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1851 SSE4.2 section. Correct built-in function names in SSE4A section.
1853 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1855 PR tree-optimization/32243
1856 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1857 for ncopies after ratio check between nunits_out and nunits_in.
1858 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1860 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1862 PR tree-optimization/32224
1863 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1864 vectorization upon a non GIMPLE_MODIFY_STMT.
1866 2007-06-08 Christian Bruel <christian.bruel@st.com>
1869 * config/sh/sh.md (doloop_end): New pattern and splitter.
1870 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1872 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1875 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1877 (verify_dominators): Do not change dominance tree.
1879 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1881 * config/sh/constraints.md: New file.
1882 * config/sh/sh.c: Include tm-constrs.h.
1883 (reg_class_from_letter): Remove.
1884 (prepare_cbranch_operands): Use satisfies_constraint_*
1885 function instead of macro.
1886 (andcosts, broken_move, sh_secondary_reload): Likewise.
1887 * config/sh/predicates.md (trapping_target_operand): Likewise.
1888 (and_operand, arith_operand, arith_reg_or_0_operand,
1889 cmp_operand, logical_operand, target_operand,
1890 ua_address_operand, ua_offset, xor_operand): Likewise.
1891 * config/sh/sh.md: Include constraints.md.
1892 (*movsicc_t_false): Use satisfies_constraint_* function
1894 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1895 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1896 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1897 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1898 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1899 (REG_CLASS_FROM_CONSTRAINT): Remove.
1900 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1901 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1902 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1903 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1904 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1905 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1906 function instead of macro.
1907 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1908 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1909 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1910 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1911 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1912 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1913 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1914 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1915 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1916 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1917 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1918 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1919 EXTRA_CONSTRAINT_STR): Likewise.
1920 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1922 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1924 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1926 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1929 * c-common.h (flag_cpp0x): Replaced by...
1930 (cxx_dialect): ... this new variable specifying the C++ dialect that
1932 * c-common.c (flag_cpp0x): Removed.
1933 (cxx_dialect): Defined.
1934 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1936 * c-opts.c (c_common_post_options): Likewise.
1937 (set_std_cxx98): Set cxx_dialect to cxx98.
1938 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1940 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1941 Hui-May Chang <hm.chang@apple.com>
1943 * doc/invoke.texi (Darwin Options): Update documentation for
1944 -mmacosx-version-min.
1945 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1946 * config/darwin-driver.c: New file.
1947 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1948 * config/t-darwin (darwin-driver.o): New rule.
1950 * config/darwin-c.c (version_as_macro): Ignore low digit.
1952 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1954 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1955 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1956 (CSGNMODE): New mode macro.
1957 (CSGNVMODE): New mode attribute.
1958 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1959 expander using CSGNMODE mode macro. Handle TFmode.
1960 (copysign<mode>3_const): Rename from copysignsf3_const and
1961 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1963 (copysign<mode>3_var): Rename from copysignsf3_var and
1964 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1966 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1967 mode macro. Handle TFmode.
1968 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1969 (iortf3, *iortf3): Ditto.
1970 (xortf3, *xortf3): Ditto.
1971 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1972 TFmode and TImode masks.
1973 (ix86_expand_copysign): Expand TFmode copysign insn.
1974 (IX86_BUILTIN_INFQ): New.
1975 (IX86_BUILTIN_FABSQ): Ditto.
1976 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1977 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
1978 [__builtin_fabsq]: Ditto.
1979 [__builtin_copysignq]: Ditto.
1980 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
1981 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
1982 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
1983 ix86_expand_binop_builtin().
1985 2007-06-07 Bob Wilson <bob.wilson@acm.org>
1987 * config/xtensa/lib1funcs.asm: Clean up whitespace.
1989 2007-06-07 Steve Ellcey <sje@cup.hp.com>
1992 * rtl.h (push_to_sequence2): New.
1993 * emit-rtl.c (push_to_sequence2): New.
1994 * function.c (assign_parm_data_all): Add new fields.
1995 (assign_parm_setup_block): Call push_to_sequence2 instead of
1997 (assign_parm_setup_reg): Ditto.
1998 (assign_parm_setup_stack): Ditto.
1999 (assign_parms_unsplit_complex): Ditto.
2000 (assign_parms): Change field name.
2002 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2004 PR tree-optimization/32220
2005 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2006 phi node is reached before defining statement.
2008 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2011 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2012 after changing the right hand side of the assignment.
2014 2007-06-06 Eric Christopher <echristo@apple.com>
2016 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2017 (x86_64-*-darwin*): Ditto.
2018 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2019 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2021 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2023 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2025 (add_key): Likewise.
2026 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2027 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2029 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2030 (add_cost_one_coalesce): Likewise.
2031 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2032 variable names. Rename orig to orig_name for consistency.
2033 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2035 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2036 (record_equivalences_from_stmt): Likewise.
2037 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2038 the coding conventions.
2039 (memory_ssa_name_same): Likewise.
2040 (dse_optimize_stmt): Likewise.
2041 (dse_record_phis): Likewise.
2042 (dse_finalize_block): Likewise.
2043 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2044 keywords as variable names.
2045 (may_move_till): Cast according to the coding conventions.
2046 (force_move_till_expr): Avoid using C++ keywords as variable names.
2047 (force_move_till): Cast according to the coding conventions.
2048 (memref_hash): Likewise.
2049 (memref_eq): Likewise.
2050 (gather_mem_refs_stmt): Likewise.
2051 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2052 keywords as variable names.
2053 (idx_find_step): Cast according to the coding conventions.
2054 (idx_record_use): Likewise.
2055 (find_depends): Likewise.
2056 (prepare_decl_rtl): Likewise.
2057 (mbc_entry_hash): Likewise.
2058 (mbc_entry_eq): Likewise.
2059 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2060 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2061 (idx_infer_loop_bounds): Cast according to the coding conventions.
2062 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2063 * tree-ssa-math-opts.c (occ_new ): Likwise.
2064 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2066 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2068 (add_use_op): Likewise.
2069 (add_vop): Likewise.
2070 (add_vuse_op): Likewise.
2071 (add_vdef_op): Likewise.
2072 (get_expr_operands): Likewise.
2073 (push_stmt_changes): Use type safe memory macros.
2074 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2075 keywords as variable names.
2076 (conditional_replacement): Likewise.
2077 (minmax_replacement): Likewise.
2078 (abs_replacement): Likewise.
2079 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2081 (insert_fake_stores): Avoid using C++ keywords as variable names.
2082 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2084 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2085 (heapvar_insert): Use type safe memory macros.
2086 (new_var_info): Cast according to the coding conventions.
2087 (new_constraint): Likewise.
2088 (remove_preds_and_fake_succs): Use type safe memory macros.
2089 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2091 (thread_single_edge): Likewise.
2092 (thread_through_loop_header): Likewise.
2094 2007-06-06 Eric Christopher <echristo@apple.com>
2096 * config/i386/i386.c (override_options): Move handling
2097 of TARGET_SUBTARGET* earlier.
2099 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2101 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2104 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2106 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2107 emited outside of basic block.
2108 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2110 * rtl.h (delete_insn_chain): Declaration changed.
2111 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2113 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2114 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2115 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2116 to delete_insn_chain.
2117 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2118 do not have bb field set.
2119 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2121 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2122 * cfgcleanup.c (try_optimize_cfg): Ditto.
2124 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2126 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2127 (lambda_body_vector_new): Use type safe memory macros.
2128 (lambda_linear_expression_new): Likewise.
2129 (lambda_loopnest_new): Likewise.
2130 (lambda_lattice_new): Likewise.
2131 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2132 conventions. Use type safe memory macros.
2133 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2134 (lambda_body_vector_s): Likewise.
2135 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2136 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2138 2007-06-06 Richard Guenther <rguenther@suse.de>
2140 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2141 if we need to schedule cfg_cleanup.
2142 (tree_ssa_forward_propagate_single_use_vars): Do so.
2144 2007-06-06 Ian Lance Taylor <iant@google.com>
2146 * fold-const.c (merge_ranges): If range_successor or
2147 range_predecessor fail, just return 0.
2149 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2151 PR tree-optimization/32216
2152 * tree-vectorizer.c (supportable_widening_operation): Determine
2153 signedness of FIX_TRUNC_EXPR from output operand.
2154 (supportable_narrowing_operation): Ditto.
2155 * tree-vect-generic.c (expand_vector_operations_1): Determine
2156 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2159 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2161 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2162 (struct pta): ...from here. Change flags to unsigned to avoid
2163 excessive casting (as it is used as a bit mask).
2164 (override_options): Add casts according to the coding convenventions.
2165 (x86_64_elf_unique_section): Likewise.
2166 (examine_argument): Avoid using C++ keywords as variable names.
2167 (construct_container): Likewise.
2168 (legitimize_pic_address): Likewise.
2169 (get_dllimport_decl): Cast according to the coding conventions. Use
2170 type safe memory macros.
2171 (legitimize_address): Cast according to the coding conventions.
2172 (emit_i387_cw_initialization): Corrected the type of slot to enum
2174 (ix86_init_machine_status): Use type safe memory macros.
2175 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2176 (bdesc_pcmpistr): Likewise.
2177 (bdesc_crc32): Likewise.
2178 (bdesc_sse_3arg): Likewise.
2179 (bdesc_2arg): Likewise.
2180 (bdesc_1arg): Likewise.
2181 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2182 (ix86_expand_sse_pcmpistr): Likewise.
2183 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2184 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2185 int to match the langhook definition.
2186 (ix86_builtin_conversion): Change the type of code to unsigned init to
2187 match the langhook definition.
2188 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2190 (ix86_preferred_output_reload_class): Likewise.
2191 (ix86_cannot_change_mode_class): Likewise.
2192 (ix86_memory_move_cost): Likewise.
2193 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2194 avoid excessive casting later on.
2195 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2197 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2199 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2200 as flags setting insn.
2201 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2203 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2206 (UNSPEC_ROUND): New.
2207 ("sse4_1_round<mode>2"): New insn pattern.
2208 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2210 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2211 expander using SSEMODEF mode macro. Expand using
2212 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2213 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2214 expander using SSEMODEF mode macro. Expand using
2215 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2216 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2217 expander using SSEMODEF mode macro. Expand using
2218 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2219 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2220 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2221 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2224 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2225 Sebastian Pop <sebpop@gmail.com>
2227 * lambda.h (build_linear_expr): New.
2228 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2229 Use build_linear_expr, call fold and force_gimple_operand.
2230 (lambda_loopnest_to_gcc_loopnest): Check that there is
2231 something to insert.
2232 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2234 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2236 PR preprocessor/23479
2237 * doc/extend.texi: Document the 0b-prefixed binary integer
2240 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2242 PR tree-optimization/32215
2243 * tree-vectorizer.c (supportable_widening_operation): Return false
2244 for unsupported FIX_TRUNC_EXPR tree code.
2245 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2247 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2249 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2250 register on SPE targets. Change documentation to reflect
2252 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2253 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2254 out of the register allocation pool.
2255 (rs6000_reg_live_or_pic_offset_p): New function.
2256 (rs6000_emit_prologue): Move the actual saving of LR up to free
2257 r0 for holding r11. Split saving of SPE 64-bit registers into
2258 its own case. Ensure that offsets will always be in-range for
2259 'evstdd' by using r11 as a scratch register to point at the start
2260 of the SPE save area. Save r11 if necessary, as it is the static
2262 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2263 into its own case. Ensure that offsets will always be in-range
2264 for 'evldd' by using r11 as a scratch register to point at the
2265 start of the SPE save area. Also adjust r11 when restoring
2266 the stack pointer to compensate for pre-loading r11.
2268 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2270 * cfg.c (init_flow): Use type safe memory macros.
2271 (alloc_block): Likewise.
2272 (unchecked_make_edge): Likewise.
2273 (dump_flow_info): Avoid using C++ keywords as variable names.
2274 (copy_original_table_clear): Cast according to the coding conventions.
2275 (copy_original_table_set): Likewise.
2276 * cfgexpand (label_rtx_for_bb): Likewise.
2277 (expand_gimple_basic_block): Likewise.
2278 * cfghooks.c (dump_bb): Likewise.
2279 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2281 (lv_add_condition_to_bb): Likewise.
2282 * cfglayout (relink_block_chain): Cast according to the coding
2284 (fixup_reorder_chain): Likewise.
2285 (fixup_fallthru_exit_predecessor): Likewise.
2286 * cfgloop.c (glb_enum_p): Likewise.
2287 (get_exit_description): Likewise.
2288 (dump_recorded_exit): Likewise.
2289 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2290 (struct loop): ... from here.
2291 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2293 * cfgrtl.c (rtl_create_basic_block): Likewise.
2294 (rtl_split_block): Likewise.
2295 (rtl_dump_bb): Likewise.
2296 (cfg_layout_split_block): Likewise.
2297 (init_rtl_bb_info): Use typesafe memory macros.
2299 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2300 * graphds.h: Updated all usages of edge to graph_edge.
2301 * graphds.c: Likewise.
2302 * cfgloopanal.c: Likewise.
2304 2007-06-05 Ian Lance Taylor <iant@google.com>
2306 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2307 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2308 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2310 (test_for_singularity): Likewise.
2312 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2314 * config/i386/constraints.md ("Y2"): Replaced by ...
2316 * config/i386/i386.md: Likewise.
2317 * config/i386/mmx.md: Likewise.
2318 * config/i386/sse.md: Likewise.
2320 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2322 * config/i386/constraints.md ("z"): Replaced by ...
2324 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2325 (sse4_1_blendvps): Likewise.
2326 (sse4_1_pblendvb): Likewise.
2327 (sse4_2_pcmpestr): Likewise.
2328 (sse4_2_pcmpestrm): Likewise.
2329 (sse4_2_pcmpestr_cconly): Likewise.
2330 (sse4_2_pcmpistr): Likewise.
2331 (sse4_2_pcmpistrm): Likewise.
2332 (sse4_2_pcmpistr_cconly): Likewise.
2334 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2336 * matrix-reorg.c (transform_access_sites): Fix computation.
2337 (transform_allocation_sites): Same.
2339 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2341 * config/i386/i386.c (override_options): Use
2342 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2344 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2346 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2347 (nonimm_not_xmm0_operand): Ditto.
2348 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2349 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2350 as operand[2] predicate. Require "z" class XMM register for
2351 operand[3]. Adjust asm template.
2352 ("sse4_1_blendvpd"): Ditto.
2353 ("sse4_1_pblendvb"): Ditto.
2354 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2355 force op2 into xmm0 register for variable blend instructions.
2357 2007-06-04 Tom Tromey <tromey@redhat.com>
2359 * c-tree.h (start_enum): Update.
2360 (build_enumerator): Likewise.
2361 * c-decl.c (enum_next_value): Removed.
2362 (enum_overflow): Likewise.
2363 (start_enum): Add c_enum_contents argument. Don't use globals.
2364 (build_enumerator): Likewise.
2365 * c-tree.h (struct c_enum_contents): New struct.
2367 2007-06-04 Tom Tromey <tromey@redhat.com>
2369 * c-common.c (c_common_get_alias_set): Fix indentation.
2371 2007-06-04 Ian Lance Taylor <iant@google.com>
2373 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2374 to overflow, reduce overflow infinity to regular infinity.
2375 (vrp_var_may_overflow): New static function.
2376 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2378 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2380 * stor-layout.c (layout_type): Remove duplicate code.
2382 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2385 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2386 before build_common_builtin_nodes ().
2388 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2391 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2393 2007-06-04 Jan Hubicka <jh@suse.cz>
2395 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2396 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2397 instead of _stat version.
2399 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2401 PR tree-optimization/32194
2402 * tree-predcom.c (determine_offset): Check that both references have
2405 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2407 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2408 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2409 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2410 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2411 Add argument to iterate_fix_dominators call.
2412 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2413 * gcse.c (hoist_code): Change domby to vector.
2414 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2415 Add argument to iterate_fix_dominators call.
2416 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2417 recompute_dominator.
2418 * lambda-code.c (perfect_nestify): Ditto.
2419 * cfgloopanal.c: Include graphds.h.
2420 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2421 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2422 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2424 * graphds.c: New file.
2425 * graphds.h: New file.
2426 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2427 (get_dominated_by, get_dominated_by_region): Change return type to
2429 (verify_dominators): Recompute all dominators and compare the results.
2430 (recount_dominator): Renamed to ...
2431 (recompute_dominator): ... this. Do not check that the block is
2433 (iterate_fix_dominators): Reimplemented.
2434 (prune_bbs_to_update_dominators, root_of_dom_tree,
2435 determine_dominators_for_sons): New functions.
2436 * et-forest.c (et_root): New function.
2437 * et-forest.h (et_root): Declare.
2438 * Makefile.in (graphds.o): Add.
2439 (cfgloopanal.o): Add graphds.h dependency.
2440 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2441 * basic-block.h (get_dominated_by, get_dominated_by_region,
2442 iterate_fix_dominators): Declaration changed.
2443 (recount_dominator): Renamed to ...
2444 (recompute_dominator): ... this.
2445 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2446 (thread_through_all_blocks): Do not free dominance info.
2448 2007-06-03 Andreas Schwab <schwab@suse.de>
2450 * config/m68k/m68k.c (override_options): Don't override
2452 * config/m68k/m68k-modes.def (SF, DF): Define to use
2453 motorola_single_format and motorola_double_format, resp.
2454 * real.c (motorola_single_format): Renamed from
2455 coldfire_single_format.
2456 (motorola_double_format): Renamed from coldfire_double_format.
2457 (encode_ieee_extended): Generate a proper canonical NaN image
2458 respecting canonical_nan_lsbs_set.
2459 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2461 * real.h: Adjust declarations.
2463 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2466 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2467 the symbol is generated with the stack protector.
2469 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2471 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2472 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2474 * doc/extend.texi (interrupt): Mention m68k.
2476 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2478 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2479 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2480 (ix86_expand_sse_pcmpestr): Do not check operands for
2481 "register_operand", when insn operand predicate is "register_operand".
2482 (ix86_expand_sse_pcmpistr): Ditto.
2484 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2485 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2488 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2489 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2490 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2491 * config/i386/constraints.md ("z"): New register constraint
2492 for members of SSE_FIRST_REG class.
2493 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2494 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2495 SSE_FIRST_REG class.
2496 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2497 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2498 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2499 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2500 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2501 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2502 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2503 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2504 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2505 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2506 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2507 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2508 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2509 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2510 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2511 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2512 (struct builtin_description): Change "flag" field to unsigned.
2513 (bdesc_pcmpestr): New builtin description table.
2514 (bdesc_pcmpistr): Likewise.
2515 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2516 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2517 Initialize pcmp[ei]str[im] insns for SSE4.2.
2518 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2519 (ix86_expand_sse_pcmpistr): Likewise.
2520 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2521 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2522 (UNSPEC_PCMPISTR): Likewise.
2523 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2524 (sse4_2_pcmpestri):New isns pattern.
2525 (sse4_2_pcmpestrm): Likewise.
2526 (sse4_2_pcmpestr_cconly): Likewise.
2527 (sse4_2_pcmpistr): New insn patern and splitter.
2528 (sse4_2_pcmpistri):New isns pattern.
2529 (sse4_2_pcmpistrm): Likewise.
2530 (sse4_2_pcmpistr_cconly): Likewise.
2531 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2534 2007-06-01 David Daney <ddaney@avtrex.com>
2536 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2537 LOADGP_ABSOLUTE and not binds_local_p.
2539 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2541 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2543 2007-06-01 Ian Lance Taylor <iant@google.com>
2545 * tree-vrp.c (compare_name_with_value): Always set
2546 used_strict_overflow if we get a result from the variable itself.
2548 2007-06-01 Ian Lance Taylor <iant@google.com>
2550 PR rtl-optimization/31455
2551 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2552 subregs which have a cast between modes which are not tieable.
2554 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2556 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2557 breaks after return statements.
2559 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2561 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2562 only after no_new_pseudos.
2564 2007-05-31 Eric Christopher <echristo@apple.com>
2566 * expr.c (convert_move): Assert that we don't have a BLKmode
2568 (store_expr): Handle BLKmode moves by calling emit_block_move.
2570 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2572 * c-typeck.c (build_indirect_ref): Include type in error message.
2573 (build_binary_op): Pass types to binary_op_error.
2574 * c-common.c (binary_op_error): Take two type arguments, print out
2576 * c-common.h (binary_op_error): Update prototype.
2578 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2580 * config/i386/i386.c: Correct coments on -mno-sse4.
2582 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2584 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2585 (x86_64-*-*): Likewise.
2586 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2587 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2588 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2589 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2590 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2591 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2592 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2593 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2594 (OPTION_MASK_ISA_SSE4): Likewise.
2595 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2596 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2597 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2598 (override_options): Support SSE4.2.
2599 (ix86_build_const_vector): Support SImode and DImode.
2600 (ix86_build_signbit_mask): Likewise.
2601 (ix86_expand_int_vcond): Support V2DImode.
2602 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2603 (IX86_BUILTIN_CRC32HI): Likewise.
2604 (IX86_BUILTIN_CRC32SI): Likewise.
2605 (IX86_BUILTIN_CRC32DI): Likewise.
2606 (IX86_BUILTIN_PCMPGTQ): Likewise.
2607 (bdesc_crc32): Likewise.
2608 (bdesc_sse_3arg): Likewise.
2609 (ix86_expand_crc32): Likewise.
2610 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2611 (ix86_expand_builtin): Likewise.
2612 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2613 __SSE4_2__ for -msse4.2.
2614 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2615 (CRC32MODE): Likewise.
2616 (crc32modesuffix): Likewise.
2617 (crc32modeconstraint): Likewise.
2618 (sse4_2_crc32<mode>): Likewise.
2619 (sse4_2_crc32di): Likewise.
2620 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2622 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2623 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2624 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2625 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2626 (vcondu<mode>): Likewise.
2627 * doc/extend.texi: Document SSE4.2 built-in functions.
2628 * doc/invoke.texi: Document -msse4.2/-msse4.
2630 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2632 PR tree-optimization/32160
2633 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2634 variable as gimple reg.
2635 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2637 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2639 * gcc.c (main): Don't consider linker options when issuing the
2640 warning about a linker input file not being used.
2642 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2644 * tree-vrp.c (compare_names): Initialize sop.
2646 2007-05-30 Dirk Mueller <dmueller@suse.de>
2648 * cgraphunit.c (cgraph_analyze_function): Remove
2649 computation of inline parameters.
2651 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2653 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2655 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2657 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2658 Add vx-common.h. Include vxworks.h between vx-common.h and
2660 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2662 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2663 (TARGET_ASM_DESTRUCTOR): Likewise.
2664 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2665 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2666 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2667 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2668 (VXWORKS_ENDIAN_SPEC): Define.
2669 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2670 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2671 VXWORKS_* equivalents.
2672 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2673 (ASM_FILE_START): Delete.
2674 (TARGET_VERSION): Reformat.
2675 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2676 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2677 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2678 (FPBIT, DPBIT): Define.
2679 (fp-bit.c, dp-bit.c): New rules.
2680 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2681 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2682 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2683 * config/arm/arm.h: Include vxworks-dummy.h.
2684 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2685 Mark with ATTRIBUTE_UNUSED.
2686 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2687 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2688 make it incompatible with -msingle-pic-base.
2689 (arm_function_ok_for_sibcall): Return false for calls that might
2690 go through a VxWorks PIC PLT entry.
2691 (require_pic_register): New function, split out from...
2692 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2694 (arm_load_pic_register): Handle the VxWorks RTP initialization
2695 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2696 (arm_emit_call_insn): New function.
2697 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2698 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2699 (pic_offset_arm): New pattern.
2700 (call, call_value): Use arm_emit_call_insn.
2701 (call_internal, call_value_internal): New expanders.
2702 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2703 VxWorks unless __PIC__.
2705 2007-05-30 Eric Christopher <echristo@gmail.com>
2707 * genrecog.c: Include regs.h in generated file.
2708 * genemit.c: Ditto. Fix up formatting.
2709 * config/mn10300/constraints.md: New.
2710 * config/mn10300/mn10300.md: Include.
2711 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2712 Fix up for removed macro.
2713 * config/mn10300/predicates.md (call_address_operand): Ditto.
2714 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2715 (CONST_OK_FOR_I): Ditto.
2716 (CONST_OK_FOR_J): Ditto.
2717 (CONST_OK_FOR_K): Ditto.
2718 (CONST_OK_FOR_L): Ditto.
2719 (CONST_OK_FOR_M): Ditto.
2720 (CONST_OK_FOR_N): Ditto.
2721 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2725 (EXTRA_CONSTRAINT): Ditto.
2727 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2729 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2731 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2732 OPTION_MASK_ISA_64BIT.
2733 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2735 2007-05-30 Richard Guenther <rguenther@suse.de>
2738 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2739 types for comparison.
2740 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2741 with original typed arguments.
2742 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2744 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2746 PR tree-optimization/31769
2747 * except.c (duplicate_eh_regions): Clear prev_try if
2748 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2750 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2752 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2753 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2754 bsi of the location where statements should be inserted.
2755 (sink_code_in_bb): Take bsi from statement_sink_location.
2756 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2757 instead of bsi_start.
2758 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2760 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2761 (bsi_move_before): Document inconsistency with bsi_move_after.
2762 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2764 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2766 * config/i386/i386.h (TARGET_ABM): New define.
2767 (TARGET_POPCNT): Ditto.
2768 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2769 New temporary defines to redefine from OPTION_ISA_* defines.
2770 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2771 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2772 (ix86_isa_flags): New extern int declaration.
2773 (TARGET_SUBTARGET_DEFAULT): New define.
2774 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2775 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2776 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2777 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2778 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2779 * config/i386/darwin.h: Change TARGET_64BIT define to
2782 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2783 using existing "ix86_isa_flags" varible.
2784 (m32, m64): Use existing "ix86_isa_flags" variable.
2785 (mmmx, m3dnow): Ditto.
2786 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2787 (mabm): Define as non-negative option using "x86_abm" variable.
2788 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2790 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2791 Rewrite feature test bitmap.
2792 (ix86_isa_flags): New initialized global int varible.
2793 (ix86_isa_flags_explicit): New static int variable.
2794 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2795 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2796 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2797 target_flags_explicit.
2798 (override_options): Remove "target_enable" and "target_disable" fields
2799 from "struct ptt". Update processor_target_table accordingly. Remove
2800 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2801 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2802 "target_flags" and "ix86_isa_flags_explicit" instead of
2803 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2804 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2805 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2806 to true when either of PTA_POPCNT or PTA_ABM is set in
2807 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2808 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2809 processor_alias_table flags entry. Remove handling of
2810 "target_enable" and "target_disable" fields of processor_target_table.
2811 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2812 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2813 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2814 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2815 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2817 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2819 2007-05-29 David Daney <ddaney@avtrex.com>
2822 * config/mips/mips.c (mips_output_mi_thunk): Emit
2823 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2825 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2826 * config/i386/i386.c (ix86_function_regparm): Added checking of
2827 ix86_force_align_arg_pointer to determine the number of
2828 register parameters.
2830 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2832 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2833 (SET_DR_MISALIGNMENT): New.
2834 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2835 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2836 Use SET_DR_MISALIGNMENT.
2837 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2839 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2840 find_loop_nest): Export.
2841 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2842 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2843 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2844 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2846 (struct mem_ref): Add field reuse_distance.
2847 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2848 Initialize reuse_distance field.
2849 (issue_prefetch_ref): Select temporality of prefetch according to
2851 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2852 self_reuse_distance, determine_loop_nest_reuse): New functions.
2853 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2854 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2855 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2858 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2860 * tree-ssa-alias.c: Add aliasing overview.
2862 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2863 Danny Smith <dannysmith@users.sourceforge.net>
2866 * config/i386/t-crtfm: Compile crtfastmath.o with
2867 -minline-all-stringops.
2868 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2869 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2871 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2873 * doc/md.texi: Document constraints on HP PA-RISC.
2875 * pa/constraints.md: New file.
2876 * pa.md: Include constraints.md.
2877 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2878 (integer_store_memory_operand, ldil_cint_p): New functions.
2879 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2880 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2881 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2882 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2883 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2885 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2888 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2889 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2890 case POSTDECREMENT_EXPR>): Return the error_mark_node
2891 if either the real or imaginary parts would an
2894 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2896 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2897 name when we remove it from a call.
2899 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2901 * targhooks.c (default_narrow_bitfield): Remove.
2902 * targhooks.h: Remove the prototype for
2903 default_narrow_bitfield.
2905 * langhooks-def.h: Remove the prototype for
2906 hook_get_alias_set_0.
2907 * langhooks.c (hook_get_alias_set_0): Remove.
2909 * global.c (EXECUTE_IF_CONFLICT): Remove.
2911 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2914 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2915 return true when truth_value_p is true and the type
2918 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2920 * doc/install.texi (Prerequisites): We no longer require Autoconf
2921 2.13 for the top-level.
2923 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2925 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2926 memory access via x86_expand_vector_move_misalign() only for
2927 TImode values on 32-bit targets.
2929 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2931 * matrix-reorg.c: New file. Implement matrix flattening and
2932 transposing optimization.
2933 * tree-pass.h: Add matrix reorg pass.
2934 * common.opt: Add fipa-mreorg flag.
2935 * Makefile.in: Add matrix-reorg.c.
2936 * passes.c: Add matrix reorg pass.
2937 * varpool.c (add_new_static_var): New function.
2938 * cgraph.h (add_new_static_var): Declare.
2940 2007-05-27 Eric Christopher <echristo@apple.com>
2942 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2943 sp_offset depending on stack size. Save r12 depending
2944 on registers we're saving later.
2945 (rs6000_emit_epilogue): Update sp_offset depending only
2948 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2950 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2951 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2952 * ifcvt.c (if_convert): Ditto.
2953 * tree-ssa-threadupdate.c (thread_block): Ditto.
2954 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2955 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2956 verify_loop_closed_ssa): Check number_of_loops instead of
2958 * predict.c (tree_estimate_probability): Ditto.
2959 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2960 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2961 * modulo-sched.c (sms_schedule): Ditto.
2962 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2963 (scev_finalize): Do not do anything if scev analysis was not
2965 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2966 current_loops == NULL.
2967 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2968 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2970 (loop_optimizer_finalize): Assert that loops were analyzed.
2971 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2972 rtl_doloop): Check number_of_loops instead of current_loops.
2973 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2974 current_loops == NULL.
2975 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2976 gate_tree_vectorize tree_linear_transform, check_data_deps,
2977 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
2978 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
2979 Check number_of_loops instead of current_loops.
2980 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
2981 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
2982 free loops if available.
2983 (execute_pre): Do not pass do_fre to fini_pre.
2985 2007-05-27 Tobias Burnus <burnus@net-b.de>
2988 * real.c (mpfr_from_real): Fix sign of -Inf.
2990 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
2992 * tree-vect-transform.c (vectorizable_conversion): Initialize
2993 tree_code variables to ERROR_MARK.
2994 (vectorizable_type_demotion): Likewise.
2995 (vectorizable_type_promotion): Likewise.
2997 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3000 * config/i386/i386.md (movti): Handle push operands via
3003 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3005 * basic-block.h: Remove the prototype for merge_seq_blocks.
3006 * cfgcleanup.c (merge_seq_blocks): Remove.
3008 * tree-flow.h: Remove the prototype for is_aliased_with.
3009 * tree-ssa-alias.c (is_aliased_with): Remove.
3011 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3013 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3015 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3017 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3018 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3019 (vec_unpacks_hi_v16qi): Likewise.
3020 (vec_unpacku_lo_v16qi): Likewise.
3021 (vec_unpacks_lo_v16qi): Likewise.
3022 (vec_unpacku_hi_v8hi): Likewise.
3023 (vec_unpacks_hi_v8hi): Likewise.
3024 (vec_unpacku_lo_v8hi): Likewise.
3025 (vec_unpacks_lo_v8hi): Likewise.
3026 (vec_unpacku_hi_v4si): Likewise.
3027 (vec_unpacks_hi_v4si): Likewise.
3028 (vec_unpacku_lo_v4si): Likewise.
3029 (vec_unpacks_lo_v4si): Likewise.
3031 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3033 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3034 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3035 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3036 follow spelling conventions in various
3037 warning/error/diagnostic messages.
3039 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3040 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3041 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3042 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3043 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3044 * doc/tm.texi: Follow spelling conventions.
3046 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3049 * tree-ssa-forwprop.c
3050 (forward_propagate_addr_into_variable_array_index): Remove
3051 the lhs argument. Use the type of def_rhs instead of lhs.
3052 (forward_propagate_addr_expr_1): Update use of
3053 forward_propagate_addr_into_variable_array_index.
3055 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3056 Nigel Stephens <nigel@mips.com>
3058 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3059 function attributes, "far" being an alias for "long_call".
3060 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3061 (mips_near_type_p, mips_far_type_p): New.
3062 (mips_comp_type_attributes): New function to check that attributes
3063 attached to a function type are compatible.
3064 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3065 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3066 to the target function of the thunk.
3067 (mips_encode_section_info): Check for "near" and "far" function
3068 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3070 * config/mips/predicates.md (const_call_insn_operand): Test only
3071 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3073 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3076 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3077 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3078 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3079 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3081 2007-05-25 Eric Christopher <echristo@apple.com>
3083 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3084 to x86-darwin configurations.
3085 * config/i386/t-darwin: Add softfp support.
3086 * config/i386/t-darwin64: Ditto.
3087 * config/i386/sfp-machine.h: If mach then don't use
3088 aliasing, emit a stub to call.
3090 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3092 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3093 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3094 tree-predcom.c, tree-ssa-alias-warnings.c,
3095 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3096 comment typos. Follow spelling conventions.
3097 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3099 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3102 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3103 constants into memory. Expand unaligned memory references for
3104 SSE modes via x86_expand_vector_move_misalign() function.
3106 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3108 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3109 "memory" attribute for "sseishft" type insn without operands[2].
3111 2007-05-25 Dirk Mueller <dmueller@suse.de>
3112 Marcus Meissner <meissner@suse.de>
3114 * doc/extend.texi (alloc_size): New attribute.
3115 * c-common.c (handle_alloc_size_attribute): New.
3116 * tree-object-size.c (alloc_object_size): Use alloc_size
3117 attribute, if available.
3119 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3121 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3123 (__builtin_ia32_vec_ext_v2di): Likewise.
3124 (__builtin_ia32_vec_ext_v4si): Likewise.
3125 (__builtin_ia32_vec_ext_v8hi): Likewise.
3126 (__builtin_ia32_vec_ext_v16qi): Likewise.
3127 (__builtin_ia32_vec_set_v8hi): Likewise.
3129 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3131 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3133 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3135 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3136 (arm_is_longcall_p): Rename to...
3137 (arm_is_long_call_p): ...this. Take a single tree argument and
3139 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3140 (CUMULATIVE_ARGS): Remove call_cookie.
3141 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3142 (ENCODED_LONG_CALL_ATTR_P): Delete.
3143 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3144 LONG_CALL_FLAG_CHAR cases.
3145 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3146 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3147 ARM_DECLARE_FUNCTION_SIZE.
3148 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3149 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3150 (arm_encode_call_attribute, current_file_function_operand): Delete.
3151 (arm_function_in_section_p): New function.
3152 (arm_is_longcall_p): Rename to...
3153 (arm_is_long_call_p): ...this. Take the target function as a single
3154 argument and return a bool. Do not rely on call cookies. Check
3155 whether the target symbol is in the same section as the current
3156 function, not just the same compilation unit.
3157 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3158 (arm_encode_section_info): Don't encode a call type.
3159 * config/arm/arm.md (call, call_value): Update calls to
3160 arm_is_long(_)call_p. Simplify logic.
3161 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3162 Update calls to arm_is_long(_)call_p.
3164 2007-05-25 Richard Guenther <rguenther@suse.de>
3166 PR tree-optimization/31982
3167 * tree-ssa-forwprop.c
3168 (forward_propagate_addr_into_variable_array_index): Handle arrays
3169 with element size one.
3171 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3173 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3174 (umulsi3_highpart): Likewise.
3176 2007-05-24 Ian Lance Taylor <iant@google.com>
3178 PR rtl-optimization/32069
3179 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3182 2007-05-24 Ollie Wild <aaw@google.com>
3184 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3187 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3189 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3190 (oprs_unchanged_p): Use it to check all registers in a REG.
3191 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3192 (reg_set_between_after_reload_p): Delete.
3193 (reg_used_between_after_reload_p): Likewise.
3194 (reg_set_or_used_since_bb_start): Likewise.
3195 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3196 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3197 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3198 * rtlanal.c (reg_set_p): Check whether REG overlaps
3199 regs_invalidated_by_call, rather than just checking the
3200 membership of REGNO (REG).
3202 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3204 * doc/passes.texi: Document predictive commoning.
3205 * doc/invoke.texi (-fpredictive-commoning): Document.
3206 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3207 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3208 adding indices to the generated name.
3209 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3210 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3211 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3212 (op_symbol_code): ... and exported.
3213 (dump_omp_clause, op_symbol): Use op_symbol_code
3214 instead of op_symbol_1.
3215 * tree-pass.h (pass_predcom): Declare.
3216 * timevar.def (TV_PREDCOM): New timevar.
3217 * tree-ssa-loop.c (run_tree_predictive_commoning,
3218 gate_tree_predictive_commoning, pass_predcom): New.
3219 * tree-data-ref.c (find_data_references_in_loop): Find the
3220 references in dominance order.
3221 (canonicalize_base_object_address): Ensure that the result has
3223 (dr_analyze_innermost): Export.
3224 (create_data_ref): Code to fail for references with invariant
3226 (find_data_references_in_stmt): ... here.
3227 * tree-data-ref.h (dr_analyze_innermost): Declare.
3228 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3229 (aff_combination_find_elt, name_expansion_hash,
3230 name_expansion_eq, tree_to_aff_combination_expand,
3231 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3233 * tree-affine.h (aff_combination_constant_multiple_p,
3234 tree_to_aff_combination_expand): Declare.
3235 * tree-predcom.c: New file.
3236 * common.opt (fpredictive-commoning): New option.
3237 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3238 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3239 * Makefile.in (tree-predcom.o): Add.
3240 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3241 * passes.c (init_optimization_passes): Add dceloop after
3242 copy propagation in loop optimizer. Add predictive commoning
3243 to loop optimizer passes.
3245 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3247 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3250 2007-05-24 Jan Hubicka <jh@suse.cz>
3252 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3254 (genheader): Include statistics.h.
3256 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3258 * print-rtl.c (flag_dump_unnumbered): Update comments.
3259 (print_rtl): Fix my previous change.
3260 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3263 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3266 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3268 (thread_through_all_blocks): Call initialize_original_copy_tables
3269 and free_original_copy_tables.
3270 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3272 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3273 * cfghooks.c (duplicate_block): Use get_loop_copy.
3274 * cfg.c: Include cfgloop.h.
3275 (loop_copy): New hash table.
3276 (initialize_original_copy_tables): Initialize loop_copy table.
3277 (free_original_copy_tables): Free loop_copy table.
3278 (copy_original_table_clear, copy_original_table_set,
3279 set_loop_copy, get_loop_copy): New functions.
3280 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3281 * cfgloop.h (struct loop): Remove copy field.
3282 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3283 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3285 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3287 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3288 -msse/-msse2/-msse3.
3290 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3292 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3293 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3295 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3298 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3299 * targhooks.h (default_mangle_decl_assembler_name): Declare
3301 * targhooks.c (default_mangle_decl_assembler_name): Define
3303 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3305 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3306 * langhooks.c (lhd_set_decl_assembler_name): Call
3307 targetm.mangle_decl_assembler_name for names with global scope.
3309 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3311 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3312 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3314 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3315 New. Factored out of i386_pe_encode_section_info.
3316 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3317 Move check for prior decoration of stdcall
3318 symbols to i386_pe_encode_section_info.
3319 (i386_pe_encode_section_info): Adjust call to
3320 gen_stdcall_or_fastcall_suffix. Use
3321 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3322 (i386_pe_mangle_decl_assembler_name): New. Wrap
3323 i386_pe_maybe_mangle_decl_assembler_name.
3325 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3327 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3328 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3329 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3330 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3331 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3334 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3335 Nigel Stephens <nigel@mips.com>
3336 Richard Sandiford <richard@codesourcery.com>
3338 Fix up MIPS16 hard float and add support for complex.
3340 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3341 (TARGET_SOFT_FLOAT_ABI): New.
3342 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3343 __mips_soft_float to reflect the ABI in use, not whether the
3344 FPU is directly accessible (e.g., in MIPS16 mode).
3345 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3346 (UNITS_PER_FPVALUE): Likewise.
3348 * config/mips/mips.c (mips_expand_call): Remove redundant
3349 TARGET_MIPS16 check.
3350 (mips_arg_regno): New.
3351 (function_arg_advance): When setting bits in cum->fp_code for
3352 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3354 (function_arg): Use mips_arg_regno.
3355 (mips_return_mode_in_fpr_p): New.
3356 (mips16_call_stub_mode_suffix): New.
3357 (mips16_cfun_returns_in_fpr_p): New.
3358 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3359 (mips_output_function_prologue): Test mips16_hard_float, not
3360 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3361 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3362 return value into a floating-point register.
3363 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3364 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3365 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3366 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3367 word of double arguments from or to the high bits of 64-bit
3368 floating point registers.
3369 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3370 (mips16_fpret_double): New helper function.
3371 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3372 support for complex modes. Fill in DECL_RESULT for stubdecl.
3373 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3375 * config/mips/mips16.S
3376 (RET, ARG1, ARG2): New.
3377 (MERGE_GPRf, MERGE_GPRt): New.
3378 (DELAYt, DELAYf): New.
3379 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3380 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3381 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3382 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3383 (SFOP): Renamed to...
3384 (OPSF3): This, and macro-ified. Updated all uses.
3385 (SFOP2): Renamed to...
3386 (OPSF2): This, and macro-ified. Updated all uses.
3387 (SFCMP): Renamed to...
3388 (CMPSF): This, and macro-ified. Updated all uses.
3389 (SFREVCMP): Renamed to...
3390 (REVCMPSF): This, and macro-ified. Updated all uses.
3391 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3392 (LDDBL1, LDDBL2, RETDBL): Deleted.
3393 (DFOP): Renamed to...
3394 (OPDF3): This, and macro-ified. Updated all uses.
3395 (DFOP2): Renamed to...
3396 (OPDF2): This, and macro-ified. Updated all uses.
3397 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3398 (DFCMP): Renamed to...
3399 (CMPDF): This, and macro-ified. Updated all uses.
3400 (DFREVCMP): Renamed to...
3401 (REVCMPDF): This, and macro-ified. Updated all uses.
3402 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3403 (RET_FUNCTION): New.
3404 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3405 (__mips16_ret_sc, __mips16_ret_dc): New.
3406 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3407 STUB_ARGS_6, STUB_ARGS_10): New.
3408 (CALL_STUB_NO_RET): New.
3409 (__mips16_call_stub_1): Macro-ified.
3410 (__mips16_call_stub_5): Macro-ified.
3411 (__mips16_call_stub_2): Macro-ified.
3412 (__mips16_call_stub_6): Macro-ified.
3413 (__mips16_call_stub_9): Macro-ified.
3414 (__mips16_call_stub_10): Macro-ified.
3415 (CALL_STUB_RET): New.
3416 (__mips16_call_stub_sf_0): Macro-ified.
3417 (__mips16_call_stub_sf_1): Macro-ified.
3418 (__mips16_call_stub_sf_5): Macro-ified.
3419 (__mips16_call_stub_sf_2): Macro-ified.
3420 (__mips16_call_stub_sf_6): Macro-ified.
3421 (__mips16_call_stub_sf_9): Macro-ified.
3422 (__mips16_call_stub_sf_10): Macro-ified.
3423 (__mips16_call_stub_df_0): Macro-ified.
3424 (__mips16_call_stub_df_1): Macro-ified.
3425 (__mips16_call_stub_df_5): Macro-ified.
3426 (__mips16_call_stub_df_2): Macro-ified.
3427 (__mips16_call_stub_df_6): Macro-ified.
3428 (__mips16_call_stub_df_9): Macro-ified.
3429 (__mips16_call_stub_df_10): Macro-ified.
3430 (__mips16_call_stub_sc_0): New.
3431 (__mips16_call_stub_sc_1): New.
3432 (__mips16_call_stub_sc_5): New.
3433 (__mips16_call_stub_sc_2): New.
3434 (__mips16_call_stub_sc_6): New.
3435 (__mips16_call_stub_sc_9): New.
3436 (__mips16_call_stub_sc_10): New.
3437 (__mips16_call_stub_dc_0): New.
3438 (__mips16_call_stub_dc_1): New.
3439 (__mips16_call_stub_dc_5): New.
3440 (__mips16_call_stub_dc_2): New.
3441 (__mips16_call_stub_dc_6): New.
3442 (__mips16_call_stub_dc_9): New.
3443 (__mips16_call_stub_dc_10): New.
3445 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3446 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3447 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3449 2007-05-23 Ian Lance Taylor <iant@google.com>
3451 * doc/invoke.texi (Invoking GCC): Document that the order of the
3454 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3457 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3458 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3459 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3463 * config/score/score.c (score_print_operand): Make sure that only
3464 lower bits are used.
3466 2007-05-22 Ian Lance Taylor <iant@google.com>
3468 * tree-vrp.c (avoid_overflow_infinity): New static function,
3469 broken out of set_value_range_to_value.
3470 (set_value_range_to_value): Call avoid_overflow_infinity.
3471 (extract_range_from_assert): Likewise.
3473 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3476 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3477 change the type before looking for a COMPOUND_EXPR.
3479 2007-05-22 Ian Lance Taylor <iant@google.com>
3481 * lower-subreg.c (decompose_multiword_subregs): If we change an
3482 insn, call remove_retval_note on it.
3484 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3486 * regs.h (end_hard_regno): New function.
3487 (END_HARD_REGNO, END_REGNO): New macros.
3488 (add_to_hard_reg_set): New function.
3489 (remove_from_hard_reg_set): Likewise.
3490 (in_hard_reg_set_p): Likewise.
3491 (overlaps_hard_reg_set_p): Likewise.
3492 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3493 (note_btr_set): Use END_HARD_REGNO.
3494 * caller-save.c (setup_save_areas): Use end_hard_regno.
3495 (mark_set_regs): Use END_HARD_REGNO.
3496 (add_stored_regs): Use end_hard_regno.
3497 (mark_referenced_regs): Use add_to_hard_reg_set.
3498 * combine.c (update_table_tick): Use END_REGNO.
3499 (record_value_for_reg): Likewise.
3500 (record_dead_and_set_regs): Likewise.
3501 (get_last_value_validate): Likewise.
3502 (use_crosses_set_p): Likewise.
3503 (reg_dead_at_p_1): Likewise.
3504 (reg_dead_at_p): Likewise.
3505 (mark_used_regs_combine): Use add_to_hard_reg_set.
3506 (move_deaths): Use END_HARD_REGNO.
3507 (reg_bitfield_target_p): Use end_hard_regno.
3508 (distribute_notes): Use END_HARD_REGNO.
3509 * cse.c (mention_regs): Use END_REGNO.
3510 (insert): Use add_to_hard_reg_set.
3511 (invalidate): Use END_HARD_REGNO.
3512 (invalidate_for_call): Likewise.
3513 (exp_equiv_p): Use END_REGNO.
3514 (cse_insn): Likewise.
3515 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3516 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3517 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3518 * function.c (keep_stack_depressed): Use end_hard_regno.
3519 * global.c (global_alloc): Use end_hard_regno.
3520 (global_conflicts): Use add_to_hard_reg_set instead of
3522 (find_reg): Likewise.
3523 (mark_reg_store): Likewise.
3524 (mark_reg_conflicts): Likewise.
3525 (mark_reg_death): Use remove_from_hard_reg_set.
3526 (mark_reg_live_nc): Delete.
3527 (set_preference): Use end_hard_regno.
3528 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3529 remove_from_hard_reg_set.
3530 (post_mark_life): Use add_to_hard_reg_set.
3531 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3532 (reg_becomes_live): Use add_to_hard_reg_set.
3533 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3534 (peep2_find_free_register): Use add_to_hard_reg_set.
3535 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3536 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3537 * regrename.c (note_sets): Use add_to_hard_reg_set.
3538 (clear_dead_regs): Use remove_from_hard_reg_set.
3539 (regrename_optimize): Use add_to_hard_reg_set.
3540 (find_oldest_value_reg): Use in_hard_reg_set_p.
3541 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3542 (hard_reg_set_here_p): Use end_hard_regno.
3543 (decompose): Likewise.
3544 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3545 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3546 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3547 (mark_home_live): Use end_hard_regno.
3548 (spill_hard_reg): Likewise.
3549 (clear_reload_reg_in_use): Likewise.
3550 * reorg.c (delete_prior_computation): Use END_REGNO.
3551 * resource.c (update_live_status): Use END_HARD_REGNO.
3552 (mark_referenced_resources): Use add_to_hard_reg_set.
3553 (mark_set_resources): Likewise.
3554 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3555 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3556 (reg_overlap_mentioned_p): Likewise.
3557 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3558 (covers_regno_no_parallel_p): Use END_REGNO.
3559 (find_regno_note): Likewise.
3560 (find_reg_fusage): Use END_HARD_REGNO.
3561 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3562 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3564 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3566 * mode-switching.c (reg_dies): Change type of second argument to
3568 (optimize_mode_switching): Update accordingly.
3570 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3572 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3574 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3575 (hard_reg_set_empty_p): ...these new functions.
3576 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3577 GO_IF_HARD_REG_SUBSET.
3578 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3579 instead of GO_IF_HARD_REG_EQUAL.
3580 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3581 instead of GO_IF_HARD_REG_EQUAL.
3582 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3583 GO_IF_HARD_REG_SUBSET.
3584 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3585 GO_IF_HARD_REG_EQUAL.
3586 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3587 of GO_IF_HARD_REG_SUBSET.
3588 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3589 instead of GO_IF_HARD_REG_EQUAL.
3590 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3591 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3592 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3593 of GO_IF_HARD_REG_SUBSET,
3594 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3595 GO_IF_HARD_REG_SUBSET.
3596 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3597 instead of GO_IF_HARD_REG_EQUAL.
3598 * config/sh/sh.c (push_regs, calc_live_regs): Use
3599 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3600 (hard_regs_intersect_p): Delete.
3602 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3604 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3606 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3607 Richard Henderson <rth@redhat.com>
3609 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3611 (x86_64-*-*): Likewise.
3613 * i386/i386-modes.def (V2QI): New.
3615 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3617 (override_options): Support SSE4.1.
3618 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3619 (IX86_BUILTIN_BLENDPS): Likewise.
3620 (IX86_BUILTIN_BLENDVPD): Likewise.
3621 (IX86_BUILTIN_BLENDVPS): Likewise.
3622 (IX86_BUILTIN_PBLENDVB128): Likewise.
3623 (IX86_BUILTIN_PBLENDW128): Likewise.
3624 (IX86_BUILTIN_DPPD): Likewise.
3625 (IX86_BUILTIN_DPPS): Likewise.
3626 (IX86_BUILTIN_INSERTPS128): Likewise.
3627 (IX86_BUILTIN_MOVNTDQA): Likewise.
3628 (IX86_BUILTIN_MPSADBW128): Likewise.
3629 (IX86_BUILTIN_PACKUSDW128): Likewise.
3630 (IX86_BUILTIN_PCMPEQQ): Likewise.
3631 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3632 (IX86_BUILTIN_PMAXSB128): Likewise.
3633 (IX86_BUILTIN_PMAXSD128): Likewise.
3634 (IX86_BUILTIN_PMAXUD128): Likewise.
3635 (IX86_BUILTIN_PMAXUW128): Likewise.
3636 (IX86_BUILTIN_PMINSB128): Likewise.
3637 (IX86_BUILTIN_PMINSD128): Likewise.
3638 (IX86_BUILTIN_PMINUD128): Likewise.
3639 (IX86_BUILTIN_PMINUW128): Likewise.
3640 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3641 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3642 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3643 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3644 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3645 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3646 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3647 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3648 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3649 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3650 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3651 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3652 (IX86_BUILTIN_PMULDQ128): Likewise.
3653 (IX86_BUILTIN_PMULLD128): Likewise.
3654 (IX86_BUILTIN_ROUNDPD): Likewise.
3655 (IX86_BUILTIN_ROUNDPS): Likewise.
3656 (IX86_BUILTIN_ROUNDSD): Likewise.
3657 (IX86_BUILTIN_ROUNDSS): Likewise.
3658 (IX86_BUILTIN_PTESTZ): Likewise.
3659 (IX86_BUILTIN_PTESTC): Likewise.
3660 (IX86_BUILTIN_PTESTNZC): Likewise.
3661 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3662 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3663 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3664 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3665 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3667 (bdesc_sse_3arg): Likewise.
3668 (bdesc_2arg): Likewise.
3669 (bdesc_1arg): Likewise.
3670 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3672 (ix86_expand_sse_4_operands_builtin): New.
3673 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3674 smaller than 8 bits as the 2nd arg.
3675 (ix86_expand_sse_ptest): New.
3676 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3677 (ix86_expand_vector_set): Support SSE4.1.
3678 (ix86_expand_vector_extract): Likewise.
3680 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3681 __SSE4_1__ for -msse4.1.
3683 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3684 (UNSPEC_INSERTPS): Likewise.
3685 (UNSPEC_DP): Likewise.
3686 (UNSPEC_MOVNTDQA): Likewise.
3687 (UNSPEC_MPSADBW): Likewise.
3688 (UNSPEC_PHMINPOSUW): Likewise.
3689 (UNSPEC_PTEST): Likewise.
3690 (UNSPEC_ROUNDP): Likewise.
3691 (UNSPEC_ROUNDS): Likewise.
3693 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3695 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3696 (const_pow2_1_to_32768_operand): Likewise.
3698 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3701 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3703 (sse4_1_insertps): Likewise.
3704 (*sse4_1_extractps): Likewise.
3705 (sse4_1_ptest): Likewise.
3706 (sse4_1_mulv2siv2di3): Likewise.
3707 (*sse4_1_mulv4si3): Likewise.
3708 (*sse4_1_smax<mode>3): Likewise.
3709 (*sse4_1_umax<mode>3): Likewise.
3710 (*sse4_1_smin<mode>3): Likewise.
3711 (*sse4_1_umin<mode>3): Likewise.
3712 (sse4_1_eqv2di3): Likewise.
3713 (*sse4_1_pinsrb): Likewise.
3714 (*sse4_1_pinsrd): Likewise.
3715 (*sse4_1_pinsrq): Likewise.
3716 (*sse4_1_pextrb): Likewise.
3717 (*sse4_1_pextrb_memory): Likewise.
3718 (*sse4_1_pextrw_memory): Likewise.
3719 (*sse4_1_pextrq): Likewise.
3720 (sse4_1_blendpd): Likewise.
3721 (sse4_1_blendps): Likewise.
3722 (sse4_1_blendvpd): Likewise.
3723 (sse4_1_blendvps): Likewise.
3724 (sse4_1_dppd): Likewise.
3725 (sse4_1_dpps): Likewise.
3726 (sse4_1_movntdqa): Likewise.
3727 (sse4_1_mpsadbw): Likewise.
3728 (sse4_1_packusdw): Likewise.
3729 (sse4_1_pblendvb): Likewise.
3730 (sse4_1_pblendw): Likewise.
3731 (sse4_1_phminposuw): Likewise.
3732 (sse4_1_extendv8qiv8hi2): Likewise.
3733 (*sse4_1_extendv8qiv8hi2): Likewise.
3734 (sse4_1_extendv4qiv4si2): Likewise.
3735 (*sse4_1_extendv4qiv4si2): Likewise.
3736 (sse4_1_extendv2qiv2di2): Likewise.
3737 (*sse4_1_extendv2qiv2di2): Likewise.
3738 (sse4_1_extendv4hiv4si2): Likewise.
3739 (*sse4_1_extendv4hiv4si2): Likewise.
3740 (sse4_1_extendv2hiv2di2): Likewise.
3741 (*sse4_1_extendv2hiv2di2): Likewise.
3742 (sse4_1_extendv2siv2di2): Likewise.
3743 (*sse4_1_extendv2siv2di2): Likewise.
3744 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3745 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3746 (sse4_1_zero_extendv4qiv4si2): Likewise.
3747 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3748 (sse4_1_zero_extendv2qiv2di2): Likewise.
3749 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3750 (sse4_1_zero_extendv4hiv4si2): Likewise.
3751 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3752 (sse4_1_zero_extendv2hiv2di2): Likewise.
3753 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3754 (sse4_1_zero_extendv2siv2di2): Likewise.
3755 (*sse4_1_zero_extendv2siv2di2): Likewise.
3756 (sse4_1_roundpd): Likewise.
3757 (sse4_1_roundps): Likewise.
3758 (sse4_1_roundsd): Likewise.
3759 (sse4_1_roundss): Likewise.
3760 (mulv4si3): Don't expand for SSE4.1.
3761 (smax<mode>3): Likewise.
3762 (umaxv4si3): Likewise.
3763 (uminv16qi3): Likewise.
3764 (umin<mode>3): Likewise.
3765 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3767 * doc/extend.texi: Document SSE4.1 built-in functions.
3769 * doc/invoke.texi: Document -msse4.1.
3771 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3773 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3774 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3775 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3776 (ASM_SPEC): Add asm_pcrel_spec.
3777 (EXTRA_SPECS): Add asm_pcrel_spec.
3779 2007-05-21 David Daney <ddaney@avtrex.com>
3781 * doc/install.texi (Building a cross compiler): Add requirements
3782 for Java cross compiler.
3784 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3787 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3788 Add loopno argument. Use evolution_function_is_invariant_rec_p
3789 instead of evolution_function_is_constant_p.
3790 Update calls to evolution_function_is_affine_multivariate_p.
3791 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3792 Add loopno argument.
3793 * tree-scalar-evolution.c (gather_chrec_stats): Call
3794 evolution_function_is_affine_multivariate_p with a loop
3796 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3797 (analyze_overlapping_iterations): Likewise.
3798 (access_functions_are_affine_or_constant_p): Likewise.
3799 (build_classic_dist_vector_1): If the access functions
3800 are equal, don't do anything.
3802 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3803 Paolo Carlini <pcarlini@suse.de>
3804 Uros Bizjak <ubizjak@gmail.com>
3806 * c-cppbuiltin.c (c_cpp_builtins): Define
3807 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3808 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3809 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3810 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3812 2007-05-21 Mike Stump <mrs@apple.com>
3814 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3816 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3818 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3820 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3821 implementation if __OPTIMIZE__ is not defined.
3822 (_mm_alignr_pi8): Ditto.
3823 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3824 (_mm_inserti_si64): Ditto.
3825 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3826 (_mm_slli_epi16): Ditto.
3827 (_mm_slli_epi32): Ditto.
3828 (_mm_slli_epi64): Ditto.
3829 (_mm_srai_epi16): Ditto.
3830 (_mm_srai_epi32): Ditto.
3831 (_mm_srli_si128): Ditto.
3832 (_mm_slli_si128): Ditto.
3833 (_mm_srli_epi16): Ditto.
3834 (_mm_srli_epi32): Ditto.
3835 (_mm_srli_epi64): Ditto.
3836 (_mm_extract_epi16): Ditto.
3837 (_mm_insert_epi16): Ditto.
3838 (_mm_shufflehi_epi16): Ditto.
3839 (_mm_shufflelo_epi16): Ditto.
3840 (_mm_shuffle_epi32): Ditto.
3841 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3843 (_mm_insert_pi16): Ditto.
3845 (_mm_shuffle_pi16): Ditto.
3847 (_mm_shufle_ps): Ditto.
3848 (_mm_prefetch): Ditto.
3850 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3852 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3853 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3854 * real.c (encode_i370_single, decode_i370_single,
3855 encode_i370_double, decode_i370_double): Functions removed.
3856 (i370_single_format, i370_double_format): Initializations removed.
3857 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3858 Consider the log2_b field to always be one.
3859 (ieee_single_format, mips_single_format, coldfire_single_format,
3860 ieee_double_format, mips_double_format, coldfire_double_format,
3861 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3862 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3863 ibm_extended_format, mips_extended_format, ieee_quad_format,
3864 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3865 decimal_single_format, decimal_double_format, decimal_quad_format,
3866 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3867 initialization of log2_b.
3868 * real.h (i370_single_format, i370_double_format): Declarations removed.
3869 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3870 field to always be one.
3872 2007-05-21 Andreas Schwab <schwab@suse.de>
3874 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3875 NOTE_INSN_BASIC_BLOCK_P.
3876 (process_for_unwind_directive): Likewise.
3878 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3880 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3881 * function.h (struct function): Move va_list_gpr_size,
3882 va_list_fpr_size, function_frequency to front of bitfields. Add
3884 (current_function_calls_unwind_init): New.
3885 * except.c (expand_builtin_unwind_init): Set
3886 current_function_calls_unwind_init not
3887 current_function_has_nonlocal_label.
3888 * reload1.c (has_nonexceptional_receiver): New.
3889 (reload): Use it and current_function_calls_unwind_init to
3890 determine whether call-saved regs must be saved.
3892 2007-05-20 Jan Hubicka <jh@suse.cz>
3894 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3895 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3896 * ddg.c (create_ddg): LIkewise.
3897 * final.c (final): Remove hunk moving line numbernotes around since
3898 they are no longer present at this stage.
3899 (final_scan_insn): Use NOTE_KIND instead of
3900 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3901 (output_asm_label): Likewise.
3902 * reorg.c (dbr_schedule): Likewise.
3903 * haifa-sched.c (unlink_other_notes): Likewise.
3904 * mode-switching.c (optimize_mode_switching): Likewise.
3905 * graph.c (start_bb): Likewise.
3906 * rtl.def (NOTE): Update description.
3907 * jump.c (squeeze_notes): Delete.
3908 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3909 NOTE_INSN_BASIC_BLOCK_P when possible.
3910 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3911 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3912 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3913 (dwarf2out_var_location): Likewise.
3914 * cfgbuild.c (make_edges): Likewise.
3915 (find_basic_blocks_1): Likewise.
3916 * function.c (reorder_blocks_1): Likewise.
3917 (epilogue_done): Likewise.
3918 (reposition_prologue_and_epilogue_notes): Likewise.
3919 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3921 (print_rtl): Likewise.
3922 (print_rtl_single): Likewise.
3923 * gcse.c (insert_insn_start_bb): Likewise.
3924 * alias.c (init_alias_analysis): Likewise.
3925 * calls.c (fixup_tail_calls): Likewise.
3926 * except.c (sjlj_emit_function_enter): Likewise.
3927 * emit-rtl.c (add_insn_after): Likeiwse.
3928 (emit_label_before): Likewise.
3929 (emit_label_after): Likewise.
3930 (emit_note_before, emit_note_after, emit_note): Update
3931 parameter to be enum insn_note; do not deal with source
3933 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3934 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3936 (merge_blocks_move_successor_nojumps): Simplify now when
3937 we don't have BLOCK notes.
3938 (try_optimize_cfg): Likewise.
3939 * cfglayout.c (skip_insns_after_block): Likewise.
3940 (record_effective_endpoints): Likewise.
3941 (duplicate_insn_chain): Likewise.
3942 * varasm.c (output_constant_pool_1): Likewise.
3943 * sched-deps.c (sched_analyze): Likewise.
3944 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3946 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3947 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3948 (SET_INSN_DELETED): Simplify.
3949 (NOTE_LINE_NUMBER): Exterminate.
3950 (NOTE_LINE_KIND): New.
3951 (NOTE_INSN_BASIC_BLOCK_P): Update.
3952 (enum insn_note): Simplify.
3953 (GET_NOTE_INSN_NAME) Simplify.
3954 (emit_note_before, emit_note_after, emit_note): Update prototype.
3955 (squeeze_notes): Remove.
3956 * sched-int.h (NOTE_NOT_BB_P): Update.
3957 * resource.c (mark_target_live_regs): Update.
3958 * sched-rgn.c (debug_dependencies): Update.
3959 * sched-vis.c (print_insn): Update.
3960 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3961 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3962 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3963 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3964 (split_branches): Update.
3965 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3967 (sh_adjust_unroll_max): Exterminate.
3968 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3969 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3970 (m68hc11_reorg): Likewise.
3971 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3972 (emit_predicate_relation_info): Update.
3973 (process_for_unwind_directive): Update.
3974 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3975 (output_call): Update.
3976 * config/pa/pa.c (output_lbranch): Update.
3977 (output_millicode_call): Update.
3978 (output_call): Update.
3979 (pa_combine_instructions): Update.
3980 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
3981 * config/bfin/bfin.c (gen_one_bundle): Update.
3982 * cfgrtl.c (can_delete_note_p): Update.
3983 (delete_insn): Update.
3984 (rtl_merge_blocks): Update.
3985 (commit_one_edge_insertion): Update.
3986 (rtl_verify_flow_info): Update.
3987 * stmt.c (expand_case): Do not call squeeze_notes.
3989 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3996 * c.opt (Wtype-limits): New.
3997 * doc/invoke.texi (Wtype-limits): Document it.
3998 (Wextra): Enabled by -Wextra.
3999 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4000 * c-common.c (shorten_compare): Warn with Wtype-limits.
4002 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4004 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4005 inlined function, not as a macro.
4006 (_mm_alignr_pi8): Ditto.
4007 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4008 (_mm_inserti_si64): Ditto.
4009 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4010 (_mm_extract_epi16): Ditto.
4011 (_mm_insert_epi16): Ditto.
4012 (_mm_shufflehi_epi16): Ditto.
4013 (_mm_shufflelo_epi16): Ditto.
4014 (_mm_shuffle_epi32): Ditto.
4015 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4016 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4018 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4020 (_m_to_float): Use C89 compatible assignment.
4022 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4025 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4027 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4030 * doc/invoke.texi (Wreturn-type): Complete description.
4031 (Wextra): Delete item about return-type warning.
4032 * c-decl.c: Delete redundant Wextra warning.
4034 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4037 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4038 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4039 inlined function, not as a macro.
4040 (_mm_prefetch): Ditto.
4042 (_mm_insert_pi16): Ditto.
4044 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4045 (_m_pshufw): Ditto. Add const to __N argument.
4046 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4047 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4048 (_mm_slli_epi32): Ditto.
4049 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4050 Add __inline to function declaration.
4051 (_mm_slli_si128): Ditto.
4053 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4055 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4056 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4058 (struct fenv): New structure.
4059 (FP_HANDLE_EXCEPTIONS): New define.
4060 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4061 (_FP_DECL_EXP): New define.
4062 (FP_INIT_ROUNDMODE): New define.
4063 (FP_ROUNDMODE): New define.
4065 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4067 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4068 (Wconversion): Update description.
4069 (Wconversion-sign): New.
4070 * c.opt (Wconversion-sign): New.
4071 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4072 means disabled for C++. Otherwise, take the status of Wconversion.
4073 * c-common.c (conversion_warning): Warn with either Wconversion or
4075 (warnings_for_convert_and_check): Conditions are already checked by
4077 (convert_and_check): Don't check warnings if the conversion failed.
4079 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4080 Anatoly Sokolov <aesok@dol.ru>
4082 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4083 avr_epilogue_uses) : Add declaration.
4084 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4085 * config/avr/constraints.md (R): New constraint.
4086 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4087 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4088 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4089 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4090 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4091 call_prologue_saves, epilogue_restores, return_from_epilogue,
4092 return_from_main_epilogue, return_from_interrupt_epilogue,
4093 return_from_naked_epilogue, prologue, epilogue): New patterns.
4094 (jump): Handle symbol reference.
4095 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4096 avr_output_function_prologue, avr_output_function_epilogue): Remove
4098 (avr_init_machine_status, expand_prologue, expand_epilogue,
4099 avr_asm_function_end_prologue, avr_epilogue_uses,
4100 avr_asm_function_begin_epilogue): New functions.
4101 (prologue_size, epilogue_size, jump_tables_size): Remove global
4103 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4104 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4105 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4106 (avr_override_options): Initialise init_machine_status.
4107 (output_movhi): Handle all stack pointer loads.
4108 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4109 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4110 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4111 (EPILOGUE_USES) Redefine.
4112 (machine_function) Declare.
4114 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4116 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4117 Use a single return statement.
4119 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4122 * builtins.c (do_mpfr_lgamma_r): New.
4123 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4124 * tree.h (CASE_FLT_FN_REENT): New.
4126 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4128 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4129 (output_die): Use 'unsigned long' with %x.
4130 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4131 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4132 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4134 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4136 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4141 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4142 true if function has no argument.
4144 2007-05-18 DJ Delorie <dj@redhat.com>
4146 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4147 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4149 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4151 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4152 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4153 count_trailing_zeros.
4154 (__i386__): Implement count_leading_zeros using __builtin_clz().
4155 Implement count_trailing_zeros usign __builtin_ctz().
4157 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4159 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4161 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4164 * expr.c (emit_move_change_mode): Change mode of push operands here.
4166 2007-05-17 Ian Lance Taylor <iant@google.com>
4168 PR tree-optimization/31953
4169 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4171 (set_value_range_to_null): Call set_value_range_to_value.
4172 (extract_range_from_comparison): Likewise.
4174 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4176 * toplev.c (print_version): Output GMP/MPFR version info.
4178 * builtins.c (CASE_MATHFN_REENT): New macro.
4179 (mathfn_built_in): Use it.
4180 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4181 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4182 BUILT_IN_LGAMMAL_R): New.
4183 * doc/extend.texi: Document new builtins.
4186 * builtins.c (do_mpfr_remquo): New.
4187 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4188 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4191 * builtins.c (fold_builtin_1): Handle y0, y1.
4192 (fold_builtin_2): Handle yn.
4195 * builtins.c (do_mpfr_bessel_n): New.
4196 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4197 (fold_builtin_2): Handle BUILT_IN_JN.
4199 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4202 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4203 TYPE_PRECISION (intmax_type_node).
4205 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4208 * reload.c (subst_reloads): Remove checking.
4210 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4212 PR rtl-optimization/31691
4213 * combine.c (simplify_set): Build a new src pattern instead of
4214 substituting its operands in the COMPARE case.
4216 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4218 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4219 (execute_vrp): Preserve loops through jump threading.
4220 * tree-ssa-threadupdate.c (thread_single_edge,
4221 dbds_continue_enumeration_p, determine_bb_domination_status,
4222 thread_through_loop_header): New functions.
4223 (create_edge_and_update_destination_phis,
4224 create_edge_and_update_destination_phis): Set loops for the new blocks.
4225 (prune_undesirable_thread_requests): Removed.
4226 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4228 (thread_block): Do not call prune_undesirable_thread_requests.
4230 (mark_threaded_blocks): Select edges to thread here.
4231 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4232 Thread edges through loop headers independently.
4233 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4234 * tree-pass.h (TODO_mark_first_instance): New.
4235 (first_pass_instance): Declare.
4236 * cfghooks.c (duplicate_block): Put the block to the original loop
4237 if copy is not specified.
4238 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4239 jump threading. Pass may_peel_loop_headers to
4240 thread_through_all_blocks according to first_pass_instance.
4241 * cfgloop.h (create_preheader): Declare.
4242 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4243 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4244 * passes.c (first_pass_instance): New variable.
4245 (next_pass_1): Set TODO_mark_first_instance.
4246 (execute_todo): Set first_pass_instance.
4248 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4250 PR tree-optimization/24659
4251 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4252 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4253 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4254 OTI_vec_pack_ufix_trunc.
4255 (vec_unpacks_float_hi_optab): Define new macro.
4256 (vec_unpacks_float_lo_optab): Ditto.
4257 (vec_unpacku_float_hi_optab): Ditto.
4258 (vec_unpacku_float_lo_optab): Ditto.
4259 (vec_pack_sfix_trunc_optab): Ditto.
4260 (vec_pack_ufix_trunc_optab): Ditto.
4261 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4262 and vec_pack_[s|u]fix_trunc_optab using
4263 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4264 * tree-vectorizer.c (supportable_widening_operation): Handle
4265 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4266 (supportable_narrowing_operation): New function.
4267 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4268 * tree-vect-transform.c (vectorizable_conversion): Handle
4269 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4270 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4271 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4272 to check for target support.
4273 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4274 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4275 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4276 for VEC_PACK_FIX_TRUNC_EXPR.
4277 (expand_binop): Special case mode of the result for
4278 vec_pack_[u|s]fix_trunc_optab.
4279 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4280 vec_pack_[u|s]fix_trunc_optab.
4282 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4283 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4284 * tree-pretty-print.c (dump_generic_node): Handle
4285 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4286 VEC_PACK_FIX_TRUNC_EXPR.
4288 * expr.c (expand_expr_real_1): Ditto.
4289 * tree-inline.c (estimate_num_insns_1): Ditto.
4290 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4292 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4293 (vec_unpacks_float_lo_v8hi): Ditto.
4294 (vec_unpacku_float_hi_v8hi): Ditto.
4295 (vec_unpacku_float_lo_v8hi): Ditto.
4296 (vec_unpacks_float_hi_v4si): Ditto.
4297 (vec_unpacks_float_lo_v4si): Ditto.
4298 (vec_pack_sfix_trunc_v2df): Ditto.
4300 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4302 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4303 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4304 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4305 [vec_pack_ufix_trunc]: Ditto.
4306 [vec_unpacks_float_hi]: Ditto.
4307 [vec_unpacks_float_lo]: Ditto.
4308 [vec_unpacku_float_hi]: Ditto.
4309 [vec_unpacku_float_lo]: Ditto.
4311 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4313 * soft-fp/README: Update for new files.
4314 * soft-fp/floattisf.c: New file.
4315 * soft-fp/floattidf.c: New file.
4316 * soft-fp/floattitf.c: New file.
4317 * soft-fp/floatuntisf.c: New file.
4318 * soft-fp/floatuntidf.c: New file.
4319 * soft-fp/floatuntitf.c: New file.
4320 * soft-fp/fixsfti.c: New file.
4321 * soft-fp/fixdfti.c: New file.
4322 * soft-fp/fixtfti.c: New file.
4323 * soft-fp/fixunssfti.c: New file.
4324 * soft-fp/fixunsdfti.c: New file.
4325 * soft-fp/fixunstfti.c: New file.
4326 * soft-fp/extendxftf.c: New file.
4327 * soft-fp/trunctfxf.c: New file.
4329 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4330 (__trunctfxf2): Ditto.
4332 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4333 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4334 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4335 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4336 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4337 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4339 * config/i386/t-fprules-softfp64: New file.
4340 * config/i386/sfp-machine.h: New file.
4341 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4342 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4343 and soft-fp/t-softfp to tmake_file.
4344 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4345 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4347 * config/i386/t-linux64 (softfp_wrap_start): New.
4348 (softfp_wrap_end): New.
4349 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4350 supported for TARGET_64BIT.
4352 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4354 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4355 c_common_unsigned_type behavior.
4357 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4359 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4362 2007-05-16 Eric Christopher <echristo@apple.com>
4364 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4365 saving after stack push. Set sp_offset whenever we push.
4366 (rs6000_emit_epilogue): Move altivec register restore before
4369 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4371 * configure.ac: Allow sysroots to be relocated under $prefix as
4372 well as $exec_prefix.
4373 * configure: Regenerate.
4375 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4379 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4381 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4382 (gcc_tooldir): Likewise.
4383 * configure: Regenerate.
4384 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4385 old configure.ac gcc_tooldir setting.
4386 (prefix_to_exec_prefix): New variable.
4387 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4388 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4390 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4392 * c-typeck.c (build_binary_op): Return early for error.
4394 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4396 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4397 struct nb_iter_bound.
4398 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4399 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4400 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4401 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4402 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4403 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4404 (del_scev_info): Use ggc_free.
4405 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4406 * loop-init.c: Include ggc.h.
4407 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4408 (loop_optimizer_finalize): Use ggc_free.
4409 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4410 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4411 pass_iv_optimize): Add TODO_ggc_collect.
4412 * function.h (struct function): Remove skip marker from x_current_loops.
4413 * cfgloop.c: Include ggc.h.
4414 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4416 (establish_preds): Vector superloops is gc allocated.
4417 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4419 (flow_loops_find): Vector larray is gc allocated.
4420 (loop_exit_free): Use ggc_free.
4421 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4422 that head of exits list is now not a part of struct loop.
4423 (record_loop_exits): Allocate exits table in gc memory.
4424 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4425 head of exits list is now not a part of struct loop.
4426 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4427 struct loop_exit): Add GTY marker.
4428 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4429 Add skip marker to aux field. Make head of exits list a separate
4431 (struct loops): Add GTY marker. Make larray vector gc allocated.
4432 Add param marker to exits table.
4433 (get_loops): Type changed.
4434 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4436 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4437 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4438 * basic-block.h (struct basic_block_def): Remove skip marker from
4441 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4443 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4444 of 0 in the call to expand_expr().
4445 (expand_builtin_mathfn_3): Ditto.
4446 (expand_builtin_interclass_mathfn): Ditto.
4447 (expand_builtin_cexpi): Ditto.
4448 (expand_builtin_int_roundingfn): Ditto.
4449 (expand_builtin_int_roundingfn_2): Ditto.
4450 (expand_builtin_pow): Ditto.
4451 (expand_builtin_powi): Ditto.
4452 (expand_builtin_bswap): Ditto.
4453 (expand_builtin_unop): Ditto.
4454 (expand_builtin_fabs): Ditto.
4455 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4456 the call to expand_expr().
4457 (expand_builtin_sync_operation): Ditto.
4458 (expand_builtin_compare_and_swap): Ditto.
4459 (expand_builtin_lock_test_and_set): Ditto.
4460 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4461 instead of 0 in the call to expand_expr().
4462 (expand_builtin_extract_return_addr): Ditto.
4463 (expand_builtin_eh_return): Ditto.
4464 (expand_eh_return): Ditto.
4465 * explow.c (expr_size): Ditto.
4466 * expr.c (optimize_bitfield_assignment_op): Ditto.
4467 (expand_assignement): Ditto.
4468 (store_expr): Ditto.
4469 (store_field): Ditto.
4470 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4471 the call to expand_expr().
4472 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4473 in the call to expand_expr().
4474 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4475 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4476 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4478 * optabs.c (expand_vec_shift_expr): Ditto.
4479 (expand_vec_cond_expr): Ditto.
4480 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4481 call to expand_expr().
4482 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4483 in the call to expand_expr().
4485 2007-05-14 Dave Korn <dave.korn@artimi.com>
4487 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4489 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4491 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4492 instead of c_common_unsigned_type.
4493 (c_common_unsigned_type): Remove.
4494 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4495 c_common_unsigned_type.
4496 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4497 c_common_unsigned_type.
4498 * c-common.h (c_common_unsigned_type): Remove.
4499 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4500 c_common_unsigned_type.
4501 * c-format.c (check_format_types): Use unsigned_type_for instead of
4502 c_common_unsigned_type.
4503 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4504 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4505 c_common_unsigned_type.
4506 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4507 lang_hooks.types.unsigned_type.
4508 * expmed.c (make_tree): Use unsigned_type_for instead of
4509 lang_hooks.types.unsigned_type.
4510 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4511 lang_hooks.types.unsigned_type.
4512 (build_range_check): Likewise.
4513 (fold_unary): Likewise.
4514 (fold_binary): Likewise.
4515 (fold_ternary): Likewise.
4516 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4517 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4518 * tree.c (get_unsigned_type): New.
4519 (unsigned_type_for): Use get_unsigned_type instead of
4520 lang_hooks.types.unsigned_type.
4522 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4524 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4525 to m68k_get_function_kind. Update its prototype.
4526 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4528 (m68k_interrupt_function_p): Return enum m68k_function_type
4529 instead of bool. Rename to m68k_get_function_kind.
4530 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4532 (m68k_compute_frame_layout): Don't mark any register for save
4533 if an interrupt_thread attribute is specified.
4534 (m68k_hard_regno_rename_ok): Update a use of
4535 m68k_interrupt_function_p.
4536 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4537 m68k_interrupt_function_p.
4538 (m68k_function_type): New.
4539 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4540 for a function with an interrupt_thread attribute.
4541 * doc/extend.texi: Document the interrupt_thread attribute.
4543 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4545 Fix PR tree-optimization/31911
4546 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4547 if they didn't change the expression.
4549 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4551 * tree-scalar-evolution.c (resolve_mixers): Exported.
4552 * tree-scalar-evolution.h (resolve_mixers): Declare.
4553 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4554 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4555 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4556 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4557 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4558 strip_conversion, analyze_offset_expr, address_analysis,
4559 object_analysis, analyze_offset): Removed.
4560 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4561 split_constant_offset, canonicalize_base_object_address,
4562 object_address_invariant_in_loop_p, disjoint_objects_p,
4563 dr_may_alias_p, dr_address_invariant_p): New functions.
4564 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4565 and dr_analyze_alias.
4566 (initialize_data_dependence_relation): Use dr_may_alias_p
4567 and object_address_invariant_in_loop_p.
4568 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4570 (find_data_references_in_stmt): Restrict the analysis of data references
4571 to the given loop nest.
4572 (find_data_references_in_loop): Made static. Pass loop nest to
4573 find_data_references_in_stmt.
4574 (compute_data_dependences_for_loop): Use DR_VOPS.
4575 (free_data_ref): Free DR_VOPS.
4576 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4577 (struct innermost_loop_behavior): ... new.
4578 (struct base_object_info): Replaced by ...
4579 (struct indices): ... new.
4580 (struct dr_alias): New.
4581 (enum data_ref_type): Removed.
4582 (struct data_reference): Consist of struct innermost_loop_behavior,
4583 struct indices and struct dr_alias.
4584 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4585 (DR_MEMTAG): Renamed to ...
4586 (DR_SYMBOL_TAG): ... this.
4587 (find_data_references_in_loop): Declaration removed.
4588 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4589 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4590 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4591 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4593 2007-05-13 Revital Eres <eres@il.ibm.com>
4595 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4596 which walks virtual def-use chains to find redundant stores.
4597 (dse_optimize_stmt): Call it.
4599 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4601 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4602 * passes.c (init_optimization_passes): Move pass_jump_bypass
4605 * basic-block.h (bb_has_eh_pred): Fix style issue.
4607 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4609 PR rtl-optimization/31848
4610 * loop-invariant.c (move_invariant_reg): If we move an insn
4611 with a REG_EQUAL note, and that insn is not always executed,
4612 remove the REG_EQUAL note.
4614 2007-05-12 Richard Guenther <rguenther@suse.de>
4616 PR tree-optimization/31797
4617 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4618 propagate into a stmt that has volatile ops.
4620 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4622 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4623 (gcc_tooldir): Likewise.
4624 * configure: Regenerate.
4625 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4626 old configure.ac gcc_tooldir setting.
4627 (prefix_to_exec_prefix): New variable.
4628 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4629 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4631 2007-05-11 Silvius Rus <rus@google.com>
4633 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4634 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4635 * c-common.h (strict_aliasing_warning): Change return type.
4636 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4637 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4638 (build_c_cast): Condition call to strict_aliasing_warning.
4639 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4640 * flags.h (set_Wstrict_aliasing): Declare.
4641 * opts.c (set_Wstrict_alising): Define, add call to.
4642 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4643 * tree-ssa-alias-warnings.c: New file.
4644 * tree-ssa-alias.c (compute_may_aliases): Add call to
4645 strict_aliasing_warning_backend.
4647 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4649 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4650 Use loop_depth and loop_outer accessor functions.
4651 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4652 determine_invariantness_stmt, move_computations_stmt): Ditto.
4653 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4654 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4655 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4656 * tree-scalar-evolution.c (interpret_loop_phi,
4657 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4658 instantiate_parameters_1, scev_const_prop): Ditto.
4659 * cfghooks.c (make_forwarder_block): Ditto.
4660 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4661 * modulo-sched.c (loop_canon_p): Ditto.
4662 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4663 slpeel_can_duplicate_loop_p): Ditto.
4664 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4665 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4666 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4667 cancel_loop, verify_loop_structure): Ditto.
4668 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4669 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4670 superloops vector instead of "pred" array.
4671 (establish_preds): Take father loop as an argument. Initialize the
4673 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4674 initialize loop->outer.
4675 (flow_loop_tree_node_remove): Truncate the superloops vector.
4676 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4677 "pred" merged to "superloops" vector.
4678 (loop_depth, loop_outer): New.
4679 (fel_init): Use loop_outer.
4681 2007-05-11 Jan Hubicka <jh@suse.cz>
4683 * cgraphunit.c: Include gt-cgraphunit.h
4684 (static_ctors, static_dtors): New static vars.
4685 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4686 based on implementation in c-common.c
4687 (cgraph_finalize_function): Call record_cdtor_fn.
4688 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4689 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4690 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4691 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4692 build_cdtor, c_build_cdtor_fns): Remove.
4693 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4694 c_build_cdtor_fns): Remove prototype.
4696 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4699 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4700 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4701 * builtins.c (fold_builtin_memchr): New.
4702 (expand_builtin_memchr): Call the latter.
4703 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4704 * doc/extend.texi ([Other built-in functions provided by GCC]):
4707 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4709 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4710 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4711 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4712 PFPO_OP1_TYPE_SHIFT): Constants added.
4713 (DFP_ALL): Mode macro defined.
4714 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4715 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4716 Insn definitions added.
4717 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4718 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4721 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4723 PR tree-optimization/31885
4724 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4726 (automatically_generated_chrec_p): Return false for NULL.
4728 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4730 * config/bfin/bfin.h (MOVE_RATIO): Define.
4732 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4734 * config.gcc (sparc-wrs-vxworks): New target.
4735 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4736 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4737 * config/sparc/sparc.h: Include vxworks-dummy.h.
4738 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4739 include LABEL_REFs too.
4740 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4741 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4743 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4745 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4746 (sparc_emit_call_insn): New function.
4747 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4748 functions when generating VxWorks PIC.
4749 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4750 (call, call_value): Use sparc_emit_call_insn instead of
4753 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4755 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4757 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4759 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4760 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4761 instead of operand_subword.
4763 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4765 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4766 * config/bfin/bfin.c (bfin_local_alignment): New function.
4767 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4769 2007-05-08 Chao-ying Fu <fu@mips.com>
4771 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4772 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4773 (smsub_widen_optab, umsub_widen_optab): Define.
4774 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4776 * genopinit.c (optabs): Fill in smsub_widen_optab and
4778 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4779 and umsub_widen_optab to implement multiply-subtract sequences.
4780 * config/mips/mips.md (*msac<u>_di): Rename to...
4781 (<u>msubsidi4): ...this. Extend condition to include
4782 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4783 of operand 0 to "ka" and use the three-operand form of msub<u>
4785 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4788 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4790 PR rtl-optimization/28011
4791 * reload.c (push_reload): Set dont_share if IN appears in OUT
4792 also when IN is a PLUS rtx.
4793 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4796 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4798 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4799 call unshare_all_decls.
4800 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4801 (unshare_all_decls): Remove.
4803 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4806 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4809 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4810 Nigel Stephens <nigel@mips.com>
4812 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4813 Update comments and all uses.
4814 (MIN_FPRS_PER_FMT): Define.
4815 * config/mips/mips.c (function_arg): Fix to correctly handle
4816 the -mips32r2 -mfp64 -mabi=32 case.
4817 (override_options): Enable use of odd-numbered registers for
4818 SFmode values on MIPS32.
4819 (mips_save_reg_p): Save whole floating-point register pair if
4820 either half is used.
4821 (compute_frame_size): Fix comment.
4823 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4825 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4826 argument of type bool.
4827 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4828 argument. Safely select temporary P register according to it.
4829 (do_link): Change call site of add_to_reg accordingly.
4830 (do_unlink): Add epilogue_p as a fourth argument and pass it
4832 (expand_interrupt_handler_epilogue): Change call of do_unlink
4834 (bfin_expand_prologue): Add a third argument sibcall_p.
4835 * config/bfin/bfin.md (epilogue): Change call of
4836 bfin_expand_epilogue accordingly.
4837 (sibcall_epilogue): Likewise.
4838 (eh_return_internal): Likewise.
4840 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4841 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4842 * config/bfin/bfin.c (bfin_handle_option): Handle
4843 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4844 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4845 Support bf534, bf536 and bf561.
4846 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4848 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4851 * config/i386/i386.c (ix86_function_regparm): Process local
4852 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4854 2007-05-07 Mike Stump <mrs@apple.com>
4856 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4857 also checks for and while statements in C++.
4859 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4861 * gcc.c (at_file_supplied): New variable.
4862 (main): Set it if we expanded argv.
4863 (do_spec_1): Pass an @-file to the linker if we were called with
4864 an @-file argument and HAVE_GNU_LD.
4865 * collect2.c (at_file_supplied): New variable.
4866 (response_file): New variable.
4867 (collect_exit): Unlink response_file if necessary.
4868 (handler): Likewise.
4869 (do_wait): Likewise.
4870 (main): Set at_file_supplied if we expanded argv.
4871 (collect_execute): Pass an @-file to subprocesses if we were called
4872 with an @-file argument.
4873 * configure.ac: Add define for HAVE_GNU_LD.
4874 * configure: Regenerate.
4875 * config.in: Regenerate.
4877 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4879 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4885 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4887 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4888 (TARGET_ENCODE_SECTION_INFO): Re-define.
4889 (m32c_encode_section_info): New
4890 (function_vector_handler): New
4891 (current_function_special_page_vector): New
4892 (m32c_special_page_vector_p): New.
4893 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4895 * config/m32c/jump.md: Added instruction JSRS for functions
4896 with attribute "function_vector".
4897 * doc/extend.texi (function_vector): Added description
4898 for M16C, M32C targets.
4900 2007-05-07 DJ Delorie <dj@redhat.com>
4903 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4904 ashrpsi3, lshrpsi3): Update shift count constraint.
4906 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4907 Nathan Froyd <froydnj@codesourcery.com>
4910 * c-incpath.c (add_path): Strip trailing path separators.
4912 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4914 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4915 Free dominance info before purging EH edges.
4916 (eliminate_degenerate_phis): Likewise.
4917 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4919 2007-05-07 Jan Hubicka <jh@suse.cz>
4921 * gimplify.c (gimplify_expr): Do not crash when folding
4922 (void *)(int)&a + 4.
4924 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4927 * c-opts.c (lang_fortran): Make it non static.
4928 * c-common.h (lang_fortran): New prototype.
4929 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4930 -lang-fortran option was passed by the driver.
4932 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4934 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4935 of ASSERT_CHECKING. Tweak message.
4937 2007-05-06 Revital Eres <eres@il.ibm.com>
4940 * loop-unroll.c (insert_var_expansion_initialization):
4941 Initialize the expansions with -zero instead of +zero.
4943 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4945 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4946 into pic and non-pic versions. Mark r19 as used for
4947 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4948 for tgd_load, tld_load and tie_load .
4949 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4950 version of tgd_load, tld_load and tie_load depending on the
4953 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4954 Jakub Jelinek <jakub@redhat.com>
4956 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4957 (__do_global_dtors_aux): Use more paranoid loop to run
4958 destructors if HIDDEN_DTOR_LIST_END.
4959 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4961 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4963 * varasm.c (align_variable): Don't increase alignment for
4964 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4965 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4967 2007-05-04 Josh Conner <jconner@apple.com>
4969 * basic-block.h (cdi_direction): Assign values to all enumeration
4971 (dom_computed): Remove.
4972 (dom_info_state): New.
4973 (set_dom_info_availability): New.
4974 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4975 walk_data.dom_direction.
4976 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4977 instead of dom_computed[].
4978 (split_edge): Likewise.
4979 (create_basic_block): Likewise.
4980 (merge_blocks): Likewise.
4981 * ifcvt.c (find_if_header): Likewise.
4982 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
4983 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4984 * tree-ssa.c (verify_ssa): Likewise.
4985 * tree-cfg.c (tree_verify_flow_info): Likewise.
4986 (remove_edge_and_dominated_blocks): Likewise.
4987 * dominance.c (dom_computed): Make static.
4988 (calc_dfs_tree_nonrec): Change third param to a bool.
4989 (calc_dfs_tree): Change second param to a bool.
4990 (calc_idioms): Change second param to a bool. Use
4991 dom_convert_dir_to_idx.
4992 (init_dom_info): Validate dir before using.
4993 (dom_convert_dir_to_idx): New.
4994 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
4995 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
4996 (free_dominance_info): Use dom_convert_dir_to_idx.
4997 (get_immediate_dominator): Likewise.
4998 (set_immediate_dominator): Likewise.
4999 (get_dominated_by): Likewise.
5000 (redirect_immediate_dominators): Likewise.
5001 (nearest_common_denominator): Likewise.
5002 (dominated_by_p): Likewise.
5003 (bb_dom_dfs_in): Likewise.
5004 (bb_dom_dfs_out): Likewise.
5005 (recount_dominator): Likewise.
5006 (iterate_fix_dominators): Likewise.
5007 (add_to_dominance_info): Likewise.
5008 (delete_from_dominance_info): Likewise.
5009 (first_dom_son): Likewise.
5010 (next_dom_son): Likewise.
5011 (dom_info_available_p): Likewise.
5012 (dom_info_state): New.
5013 (set_dom_info_availability): New.
5015 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5017 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5019 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5021 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5023 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5024 (subdi3, subdi_carry): Delete.
5026 2007-05-04 Jan Hubicka <jh@suse.cz>
5027 Richard Guenther <rguenther@suse.de>
5029 * opts.c (decode_options): Do not fiddle with inlining
5030 parameters in case of optimizing for size.
5031 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5032 for size do nothing.
5033 (cgraph_decide_inlining_of_small_function): When optimizing for
5034 size never inline functions increasing caller size.
5035 (cgraph_early_inlining): Inline for size when optimizing for size.
5037 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5039 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5040 logical operations piecewise.
5041 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5042 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5043 subdi_sesidi_di): Delete.
5044 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5045 the generated sequence. Allow three-reg add in constraints. Rewrite
5046 the rtl expression for carry to avoid zero_extend of a constant.
5047 (sub_with_carry): New pattern.
5048 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5049 different sequence not involving jumps.
5050 (notbi): Now a named pattern.
5052 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5054 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5055 Add the note about a significant loss of accuracy of some
5056 mathematical routines when these options are used.
5058 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5060 * haifa-sched.c (rtx_vec_t): New typedef.
5061 (contributes_to_priority_p): Extract piece of priority () into new
5063 (priority): Use the function. Add assertion.
5064 (rank_for_schedule, set_priorities): Add assertion to check that
5065 insn's priority is initialized.
5066 (clear_priorities, calc_priorities): Change signature. Make it update
5067 all relevant insns. Update all callers ('add_to_speculative_block ()'
5068 and 'create_block_check_twin ()').
5069 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5070 Add new field 'priority_status'.
5071 (INSN_PRIORITY_STATUS): New macro.
5072 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5074 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5076 * sched-ebb.c (debug_ebb_dependencies): New static function.
5077 (init_ready_list): Use it.
5079 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5080 with changed signature and 'debug_rgn_dependencies ()'.
5081 (debug_rgn_dependencies): New static function.
5082 (init_ready_list): Use it.
5084 * sched-int.h (debug_dependencies): Declare.
5086 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5088 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5090 2007-05-04 Dirk Mueller <dmueller@suse.de>
5092 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5094 2007-05-03 Jan Hubicka <jh@suse.cz>
5096 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5097 for pointer type in more cases than before.
5099 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5101 * tree-object-size.c (plus_expr_object_size): When operand size is
5102 unknown, return unknown.
5104 2007-05-03 Dirk Mueller <dmueller@suse.de>
5106 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5108 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5111 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5113 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5115 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5117 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5119 * config/soft-fp/double.h, config/soft-fp/extended.h,
5120 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5121 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5122 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5123 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5126 2007-05-03 Ian Lance Taylor <iant@google.com>
5128 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5129 MASK_PPC_GFXOPT for 8540 or 8548.
5131 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5133 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5134 vect_print_dump_info() to output debug information.
5136 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5139 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5140 operands of size 2 when operand is not MEM_P.
5142 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5144 PR tree-optimization/30565
5145 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5147 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5149 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5150 (umulsi3_highpart): Use them.
5151 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5152 for final accumulator to D regisster tranfser.
5154 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5156 PR tree-optimization/31699
5157 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5159 (vect_enhance_data_refs_alignment): Compute peel amount using
5160 TYPE_VECTOR_SUBPARTS instead of vf.
5161 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5163 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5166 * system.h: Remove inclusion of double-int.h
5167 * tree.h: Include double-int.h
5168 * gengtype.c: Likewise
5169 * cfgloop.h: Likewise
5170 * Makefile.in: Adjust dependencies on double-int.h
5172 2007-05-02 Eric Christopher <echristo@apple.com>
5174 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5175 -shared to -Zdynamiclib.
5177 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5180 * c-common.c (strip_pointer_or_array_types): New function.
5181 * c-common.h (strip_pointer_or_array_types): New function declaration.
5183 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5185 PR tree-optimization/31771
5186 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5188 2007-05-02 Paul Brook <paul@codesourcery.com>
5190 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5192 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5195 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5198 2007-05-02 Nick Clifton <nickc@redhat.com>
5200 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5202 2007-05-02 Richard Guenther <rguenther@suse.de>
5204 PR tree-optimization/31146
5205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5206 argument, single_use_p. If we have a single use that is
5207 a conversion to the definition rhs type, propagate that rhs.
5208 (forward_propagate_addr_expr): Pass single_use_p argument
5209 to forward_propagate_addr_expr_1.
5211 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5213 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5216 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5218 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5219 'AMD Family 10 core'.
5221 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5223 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5224 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5225 with SSE3 instruction set support.
5226 * doc/invoke.texi: Likewise.
5228 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5230 * config/i386/i386.c (override_options): Tuning 32-byte loop
5231 alignment for amdfam10 architecture. Increasing the max loop
5232 alignment to 24 bytes.
5234 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5236 * config/m68k/constraints.md: New.
5237 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5238 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5239 EXTRA_CONSTRAINT): Remove.
5240 * config/m68k/m68k.md: Include constraints.md.
5241 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5243 2007-05-01 Ian Lance Taylor <iant@google.com>
5245 PR tree-optimization/31739
5246 * tree-vrp.c (vrp_val_is_max): New static function.
5247 (vrp_val_is_min): New static function.
5248 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5250 (set_value_range): Use vrp_val_is_{max,min}.
5251 (extract_range_from_assert): Likewise.
5252 (extract_range_from_binary_expr): Likewise.
5253 (extract_range_from_unary_expr): Likewise.
5254 (dump_value_range, vrp_meet): Likewise.
5255 (vrp_visit_phi_node): Likewise.
5256 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5258 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5260 * config/i386/gmon-sol2.c (size_t): New type.
5261 (intptr_t): Likewise.
5262 (s_textsize): Declare as size_t.
5264 (monstartup): Use size_t for sizes.
5265 (_mcount): Save and restore registers.
5266 (internal_mcount): Pass 0 as the first argument to monstartup
5268 (moncontrol): Convert pointer to appropriately sized integer
5269 before passing to profil.
5271 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5273 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5274 __NO_FPRS__, not just if _SOFT_DOUBLE.
5275 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5276 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5277 also for E500 double.
5278 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5279 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5282 2007-05-01 Richard Guenther <rguenther@suse.de>
5284 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5287 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5289 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5291 2007-05-01 Jan Hubicka <jh@suse.cz>
5293 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5296 2007-05-01 Jan Hubicka <jh@suse.cz>
5298 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5299 (maybe_fold_offset_to_reference): Declare.
5300 * fold-const.c (fold_unary): Do not fold
5301 (type *)&A into &A->field_of_type_and_offset_0
5302 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5303 size is unknown, give up.
5304 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5306 (maybe_fold_offset_to_reference): New.
5307 (maybe_fold_stmt_indirect): Use it.
5308 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5309 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5311 (gimplify_expr): Likewise for plus_expr.
5313 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5315 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5316 bsi_after_labels. Always insert statements before bsi.
5317 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5318 * predict.c (apply_return_prediction): Check for empty blocks.
5319 * cfgexpand.c (lab_rtx_for_bb): New variable.
5320 (label_rtx_for_bb): Do not create new tree labels.
5321 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5322 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5323 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5325 (label_for_bb): Add field used.
5326 (update_eh_label, main_block_label): Mark the label used.
5327 (cleanup_dead_labels): Remove unused labels.
5329 2007-05-01 Richard Guenther <rguenther@suse.de>
5331 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5332 if it is not about to be set.
5333 (get_value_range): Do not pre-allocate equiv bitmap.
5334 (update_value_range): No need to clear equiv field.
5335 (add_equivalence): Change prototype to get bitmap pointer.
5336 Allocate bitmap here if it is not already.
5337 (extract_range_from_assert): Do not allocate bitmap here.
5338 Update callers to add_equivalence.
5339 (extract_range_from_ssa_name): Likewise.
5340 (get_vr_for_comparison): New static helper.
5341 (compare_name_with_value): Handle NULL equiv bitmap by
5342 peeling the first iteration of the comparison loop.
5343 Use get_vr_for_comparison.
5344 (compare_names): Handle NULL equiv bitmaps by using fake
5345 ones. Use get_vr_for_comparison.
5347 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5349 * double-int.c (mpz_set_double_int): Moved from
5350 tree-ssa-loop-niter.c.
5351 (mpz_get_double_int): Likewise; also, add option to wrap
5352 out-of-range integers.
5353 * double-int.h: New prototypes for above.
5354 * tree.c (get_static_type_bounds): Moved from
5355 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5356 TYPE_MAX_VALUE if they exist..
5357 * tree.h: New prototype for above.
5358 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5359 get_type_bounds calls.
5360 (mpz_set_double_int): Move to double-int.c.
5361 (get_type_bounds): Move to tree.c, rename to
5362 get_static_type_bounds.
5363 (mpz_to_double_int): Move to double-int.c, rename to
5366 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5368 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5369 DIV0 exception can fall through to a normal return.
5371 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5375 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5376 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5377 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5378 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5379 initialize align to silence bogus warning.
5380 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5381 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5383 (struct sra_walk_fns): Remove use_all parameter from use.
5384 (sra_hash_tree): Handle BIT_FIELD_REFs.
5385 (sra_elt_hash): Don't hash bitfld blocks.
5386 (sra_elt_eq): Skip them in parent compares as well. Handle
5388 (sra_walk_expr): Don't maintain or pass down use_all_p.
5389 (scan_use): Remove use_all parameter.
5390 (scalarize_use): Likewise. Re-expand assignment to
5391 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5392 output, and re-scalarize after output. Don't mark anything
5394 (scalarize_ldst): Adjust.
5395 (scalarize_walk_gimple_modify_statement): Likewise.
5396 (build_element_name_1): Handle BIT_FIELD_REFs.
5397 (instantiate_element): Don't warn for any element whose parent
5399 (instantiate_missing_elements_1): Return the sra_elt.
5400 (canon_type_for_field): New.
5401 (try_instantiate_multiple_fields): New.
5402 (instantiate_missing_elemnts): Use them.
5403 (mark_no_warning): Removed.
5404 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5405 (REPLDUP, sra_build_elt_assignment): New.
5406 (generate_copy_inout): Use them.
5407 (generate_element_copy): Likewise. Handle bitfld differences.
5408 (generate_element_zero): Don't recurse for blocks. Use
5409 sra_build_elt_assignment.
5410 (generate_one_element_int): Take elt instead of var. Use
5411 sra_build_elt_assignment.
5412 (generate_element_init_1): Adjust.
5413 (scalarize_use, scalarize_copy): Use REPLDUP.
5414 (scalarize_ldst): Move assert before dereference.
5415 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5417 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5420 * tree.c (reconstruct_complex_type): Reconstruct a reference
5422 Also use the same mode for the pointer as the old pointer type.
5424 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5426 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5429 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5431 PR rtl-optimization/31676
5432 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5433 (df_refs_record): Call it.
5435 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5437 * rtl.def (SS_ABS): New code.
5438 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5439 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5440 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5441 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5442 (bfin_init_builtins): Define them.
5443 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5444 (bfin_expand_builtin): ... and handle the others here.
5445 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5446 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5447 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5448 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5449 operand is only HImode.
5451 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5453 * regclass.c (scan_one_insn): Remove splitting of
5456 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5457 Nigel Stephens <nigel@mips.com>
5459 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5461 2007-04-28 Jan Hubicka <jh@suse.cz>
5463 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5464 insn_locators_alloc instead of insn_locators_initialize;
5465 call reset_block_changes.
5466 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5467 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5468 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5469 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5470 * config/score/score.c (th_output_mi_thunk): Likewise.
5471 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5472 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5473 tolerate uninitialized locator info.
5476 * function.c (init_function_start): Don't init line number info.
5477 (expand_function_end): Update.
5478 (reset_block_changes, record_block_change, finalize_block_changes,
5479 check_block_change, free_block_changes): Kill.
5480 * function.h (reset_block_changes, record_block_change,
5481 finalize_block_changes, check_block_change, free_block_changes): Remove
5483 (struct function): Remove ib_boundaries_block.
5484 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5485 Use curr_insn_locator to initialize locator.
5486 (emit_line_note): Remove.
5487 * cfgexpand.c (expand_gimple_cond_expr): Update.
5488 (construct_exit_block): Likewise.
5489 (tree_expand_cfg): Initialize/finalize locators.
5490 * expr.c (expand_expr_real): Update.
5491 * cfglayout.c (line_locators_locs, line_locators_lines,
5492 file_locators_locs, file_locators_files): Remove.
5493 (set_block_levels): Move to cfgexpand.c.
5494 (insn_locators_initialize): Remove.
5495 (pass_insn_locators_initialize): Remove.
5496 (locations_locators_locs, locations_locators_vals): New static vars.
5497 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5499 (insn_locators_alloc, insn_locators_finalize,
5500 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5502 (locator_location): New.
5503 (locator_line, locator_file): Rewrite.
5504 * rtl.h (emit_line_note): Kill.
5505 (insn_locators_alloc, insn_locators_finalize,
5506 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5508 * tree-inline.c (initialize_cfun): Do not initialize
5509 ib_boundaries_block.
5510 * passes.c (pass_insn_locators_initialize): Remove.
5512 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5514 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5515 info. Update last_basic_block correctly.
5517 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5520 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5521 register itself to hold the offset constant. Tell flow the use
5522 of r4 and r5 when they are used.
5524 2007-04-27 Richard Guenther <rguenther@suse.de>
5526 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5527 if we simplified anything.
5528 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5529 warnings until we did a simplification and the stmt was not
5530 marked as TREE_NO_WARNING.
5532 2007-04-27 Mike Stump <mrs@apple.com>
5534 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5536 2007-04-27 Ian Lance Taylor <iant@google.com>
5539 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5540 TYPE_MAX_VALUE exist, convert them to the new type.
5542 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5544 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5545 if it claims to be available.
5546 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5548 (perform_tree_ssa_dce): Always free postdominators.
5550 2007-04-27 Richard Henderson <rth@redhat.com>
5552 * config/alpha/predicates.md (aligned_memory_operand): Mark
5553 as define_special_predicate.
5554 (unaligned_memory_operand, normal_memory_operand): Likewise.
5555 (reg_or_unaligned_mem_operand): Remove.
5556 (any_memory_operand): Match the documentation and check for
5557 non-renumbered pseudos during reload.
5558 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5559 alpha_secondary_reload_class, update to new interface, make static.
5560 Handle CQImode like HImode. Remove FP subreg check.
5561 (alpha_expand_mov): Use replace_equiv_address.
5562 (alpha_expand_mov_nobwx): Use any_memory_operand.
5563 (TARGET_SECONDARY_RELOAD): New.
5564 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5565 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5566 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5567 * config/alpha/alpha.md: ... here.
5568 (RELOAD12, reloadmode): New.
5570 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5571 Don't handle the aligned case here.
5572 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5573 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5574 reload_inhi_help. Don't expect a scratch register.
5575 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5577 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5579 2007-04-27 Richard Guenther <rguenther@suse.de>
5581 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5583 2007-04-27 Richard Guenther <rguenther@suse.de>
5585 PR tree-optimization/30965
5586 PR tree-optimization/30978
5587 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5588 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5589 (find_equivalent_equality_comparison): Likewise.
5590 (simplify_cond): Likewise.
5591 (get_prop_source_stmt): New helper.
5592 (get_prop_dest_stmt): Likewise.
5593 (can_propagate_from): Likewise.
5594 (remove_prop_source_from_use): Likewise.
5595 (combine_cond_expr_cond): Likewise.
5596 (forward_propagate_comparison): New function.
5597 (forward_propagate_into_cond): Rewrite to use fold for
5599 (tree_ssa_forward_propagate_single_use_vars): Call
5600 forward_propagate_comparison to propagate comparisons.
5602 2007-04-27 Richard Guenther <rguenther@suse.de>
5604 PR tree-optimization/31715
5605 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5606 sure to do computation on the offset in an appropriate
5609 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5611 * reload.h (elimination_target_reg_p): Declare.
5612 * reload.c (find_reloads): Don't apply the reg_rtx move
5613 optimization if the SET_DEST satisfies elimination_target_reg_p.
5614 * reload1.c (elimination_target_reg_p): New function.
5615 (gen_reload): In the move/add2 fallback, make sure that op0
5616 does not overlap the destination register.
5618 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5620 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5621 transform only GIMPLE_MODIFY_STMTs.
5622 * tree-complex.c (expand_complex_operations_1): Ditto.
5623 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5624 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5625 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5627 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5628 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5629 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5630 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5631 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5632 slpeel_add_loop_guard): Ditto.
5633 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5634 * lambda-code.c (perfect_nestify): Ditto.
5635 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5636 before the first statement.
5637 * tree-optimize.c (execute_free_datastructures): Fix comments.
5638 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5639 * tree-flow.h (disband_implicit_edges): Declaration removed.
5640 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5642 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5644 (disband_implicit_edges, has_label_p): Removed.
5645 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5646 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5648 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5650 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5651 also for COND_EXPRs.
5652 * cfgexpand.c (label_rtx_for_bb): New function.
5653 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5654 Use label_rtx_for_bb to find the labels.
5655 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5656 last block. Detect fallthru edges.
5658 2007-04-26 Ian Lance Taylor <iant@google.com>
5661 * reload.c (find_reloads_subreg_address): If the address was valid
5662 in the original mode but not in the new mode, reload the whole
5665 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5667 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5668 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5669 (cleanup_control_expr_graph): Do not invalidate dominance info.
5670 Record altered blocks.
5671 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5672 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5673 cleanup_tree_cfg_bb): New functions.
5674 (remove_forwarder_block): Do not maintain the worklist of blocks.
5675 Record altered blocks.
5676 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5678 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5679 delete_unreachable_blocks if dominators are not available.
5680 * tree-inline.c (optimize_inline_calls): Free dominance information
5682 * tree-flow.h (remove_edge_and_dominated_blocks,
5683 cfgcleanup_altered_bbs): Altered.
5684 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5686 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5688 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5689 do not invalidate dominators.
5691 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5693 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5694 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5695 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5696 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5698 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5700 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5702 2007-04-26 Richard Guenther <rguenther@suse.de>
5704 PR tree-optimization/31703
5705 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5706 the right type for the target of the bittest.
5708 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5710 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5711 ix86_sol10_return_in_memory.
5713 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5715 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5718 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5721 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5723 PR tree-optimization/30558
5724 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5725 clear this_state.prev_try.
5727 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5728 Mark Mitchell <mark@codesourcery.com>
5730 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5731 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5732 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5734 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5737 * doc/invoke.texi (%:print-asm-header): Document.
5738 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5740 (static_spec_functions): Add print-asm-header.
5741 (main): Print a banner before the --target-help linker options.
5742 (print_asm_header_spec_function): New function.
5744 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5747 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5748 (movsf_ie): Likewise.
5750 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5752 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5754 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5756 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5758 (__umodsi3, __modsi3): Likewise.
5760 2007-04-25 Dirk Mueller <dmueller@suse.de>
5762 * c-typeck.c (build_compound_expr): Annotate warning()
5763 call with OPT_Wunused_value.
5764 * tree-ssa.c (warn_uninit): Annotate warning with
5766 * c-common.c (handle_sentinel_attribute): Annotate warning
5767 call with OPT_Wattributes.
5769 2007-04-25 Thiemo Seufer <ths@mips.com>
5771 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5773 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5774 on to the assembler. Improve handling of -mno-mips16. Add handling
5775 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5776 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5777 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5778 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5780 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5783 * config/i386/winnt.c (i386_pe_file_end): Strip only
5784 USER_LABEL_PREFIX when writing export name.
5786 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5788 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5789 sh/elf.h, vx-common.h and vxworks.h.
5790 * config/sh/sh.h: Include config/vxworks-dummy.h.
5791 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5792 (OVERRIDE_OPTIONS): Use it.
5793 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5794 (vxworks_picreg): New pattern.
5795 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5796 VXWORKS_OS_CPP_BUILTINS.
5797 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5798 to their VXWORKS_* equivalents.
5799 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5800 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5801 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5802 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5803 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5804 -mrtp/-fPIC multilibs.
5805 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5806 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5807 (MULTILIB_OSDIRNAMES): Delete.
5809 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5812 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5814 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5816 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5817 rounding mode to be specified by the caller.
5818 (real_to_mpfr) Likewise.
5819 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5820 include new arguments.
5821 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5823 2007-04-24 Ian Lance Taylor <iant@google.com>
5825 PR tree-optimization/31605
5826 * tree-vrp.c (set_value_range): Check that min and max are not
5827 both overflow infinities.
5828 (set_value_range_to_value): New static function.
5829 (extract_range_from_binary_expr): Call set_value_range_to_value.
5830 (extract_range_from_cond_expr): Likewise.
5831 (extract_range_from_expr): Likewise.
5832 (extract_range_from_unary_expr): Likewise. Don't create a range
5833 which overflows on both sides.
5834 (vrp_meet): Check for a useless range.
5835 (vrp_visit_phi_node): If we see a constant which looks like an
5836 overflow infinity, turn off the TREE_OVERFLOW flag.
5838 2007-04-24 Ian Lance Taylor <iant@google.com>
5840 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5842 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5845 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5846 diagnostic message is being built.
5847 * tree-pretty-print.c (dump_generic_node): Only write the
5848 formatted text into BUFFER's stream if we are not building a
5850 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5852 * Makefile.in (toplev.o): Depend on tree-pass.h.
5854 2007-04-24 Ian Lance Taylor <iant@google.com>
5856 PR tree-optimization/31602
5857 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5858 conditionals in the copied loop header.
5859 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5860 warnings if TREE_NO_WARNING is set.
5861 * doc/invoke.texi (Warning Options): Clarify that
5862 -Wstrict-overflow does not warn about loops.
5864 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5866 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5867 expand on the comment about _Decimal128 arguments and check the
5868 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5869 that _Decimal128 argument uses even/odd register pair.
5870 (function_arg): Ditto.
5872 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5874 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5875 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5877 2007-04-24 Richard Guenther <rguenther@suse.de>
5878 Olga Golovanevsky <olga@il.ibm.com>
5880 * fold-const.c (multiple_of_p): Check for bottom
5883 2007-04-24 Richard Henderson <rth@redhat.com>
5885 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5886 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5887 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5888 looking for non-zero bits shifted out. Avoid a recursive call
5889 when constructing the scalar.
5890 (__floatundisf): Likewise.
5892 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5894 * dwarf2out.c (field_byte_offset): Move the existing logic
5895 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5896 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5898 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5901 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5902 argument of 0 for memset.
5903 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5904 unsigned shift instead of the signed variant.
5906 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5908 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5909 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5910 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5911 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5912 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5913 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5914 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5915 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5916 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5917 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5918 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5919 "mul<mode>3", "div<mode>3"): Insn definitions added.
5920 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5921 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5922 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5923 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5924 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5925 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5926 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5927 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5928 TARGET_FLOAT_FORMAT): Macro definitions removed.
5929 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5930 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5931 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5932 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5933 (s390_gen_rtx_const_DI): Function removed.
5934 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5936 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5938 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5939 over an external ffs function.
5941 2007-04-24 Chao-ying Fu <fu@mips.com>
5942 Richard Sandiford <richard@nildram.co.uk>
5944 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5945 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5946 (smadd_widen_optab, umadd_widen_optab): Define.
5947 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5949 * genopinit.c (optabs): Fill in smadd_widen_optab and
5951 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5952 and umadd_widen_optab to implement multiply-add sequences.
5953 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5954 (<u>maddsidi4): ...this. Extend condition to include
5955 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5956 of operand 0 to "ka" and use the three-operand form of madd<u>
5958 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5960 * config/mips/constraints.md (ka): New register constraint.
5962 2007-04-24 Jan Hubicka <j@suse.cz>
5966 2007-04-23 Jan Hubicka <jh@suse.cz>
5967 * function.c (init_function_start): Don't init line number info.
5968 (expand_function_end): Update.
5969 (reset_block_changes, record_block_change, finalize_block_changes,
5970 check_block_change, free_block_changes): Kill.
5971 * function.h (reset_block_changes, record_block_change,
5972 finalize_block_changes, check_block_change, free_block_changes): Remove
5974 (struct function): Remove ib_boundaries_block.
5975 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5976 Use curr_insn_locator to initialize locator.
5977 (emit_line_note): Remove.
5978 * cfgexpand.c (expand_gimple_cond_expr): Update.
5979 (construct_exit_block): Likewise.
5980 (tree_expand_cfg): Initialize/finalize locators.
5981 * expr.c (expand_expr_real): Update.
5982 * cfglayout.c (line_locators_locs, line_locators_lines,
5983 file_locators_locs, file_locators_files): Remove.
5984 (set_block_levels): Move to cfgexpand.c.
5985 (insn_locators_initialize): Remove.
5986 (pass_insn_locators_initialize): Remove.
5987 (locations_locators_locs, locations_locators_vals): New static vars.
5988 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5990 (insn_locators_alloc, insn_locators_finalize,
5991 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5993 (locator_location): New.
5994 (locator_line, locator_file): Rewrite.
5995 * rtl.h (emit_line_note): Kill.
5996 (insn_locators_alloc, insn_locators_finalize,
5997 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5999 * tree-inline.c (initialize_cfun): Do not initialize
6000 ib_boundaries_block.
6001 * passes.c (pass_insn_locators_initialize): Remove.
6003 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6005 * doc/invoke.texi: Removed leading '-' from option index entries.
6007 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6009 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6011 (create_phi_node): Use set_phi_nodes.
6012 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6013 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6014 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6015 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6016 (bsi_start, bsi_last): Use bb_stmt_list.
6017 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6018 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6019 Traverse the statements using tsi iterator.
6020 * basic-block.h (struct basic_block_def): Fields stmt_list
6021 and phi_nodes moved to ...
6022 (struct tree_bb_info): ... new structure.
6023 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6024 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6025 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6026 (tree_verify_flow_info): Verify that il.tree is not set for
6027 entry and exit block.
6028 (tree_split_block): Use set_bb_stmt_list.
6030 2007-04-23 Mike Stump <mrs@apple.com>
6032 * config/i386/i386.c (ix86_tune_features
6033 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6036 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6038 * config/i386/i386.md (prefix_extra): New attribute.
6039 (length): Add prefix_extra.
6041 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6042 (sse2_movntv2di): Likewise.
6043 (sse2_cvtps2dq): Likewise.
6044 (sse2_cvtpd2pi): Likewise.
6045 (sse2_cvttpd2pi): Likewise.
6046 (*sse2_cvtpd2ps): Likewise.
6047 (*add<mode>3): Likewise.
6048 (sse2_ssadd<mode>3): Likewise.
6049 (sse2_usadd<mode>3): Likewise.
6050 (*sub<mode>3): Likewise.
6051 (sse2_sssub<mode>3): Likewise.
6052 (sse2_ussub<mode>3): Likewise.
6053 (*mulv8hi3): Likewise.
6054 (*smulv8hi3_highpart): Likewise.
6055 (*umulv8hi3_highpart): Likewise.
6056 (sse2_umulv2siv2di3): Likewise.
6057 (sse2_pmaddwd): Likewise.
6058 (ashr<mode>3): Likewise.
6059 (lshr<mode>3): Likewise.
6060 (ashl<mode>3): Likewise.
6061 (sse2_ashlti3): Likewise.
6062 (sse2_lshrti3): Likewise.
6063 (*umaxv16qi3): Likewise.
6064 (*smaxv8hi3): Likewise.
6065 (*uminv16qi3): Likewise.
6066 (*sminv8hi3): Likewise.
6067 (sse2_eq<mode>3): Likewise.
6068 (sse2_gt<mode>3): Likewise.
6069 (*and<mode>3): Likewise.
6070 (sse2_nand<mode>3): Likewise.
6071 (*ior<mode>3): Likewise.
6072 (*xor<mode>3): Likewise.
6073 (sse2_packsswb): Likewise.
6074 (sse2_packssdw): Likewise.
6075 (sse2_packuswb): Likewise.
6076 (sse2_punpckhbw): Likewise.
6077 (sse2_punpcklbw): Likewise.
6078 (sse2_punpckhwd): Likewise.
6079 (sse2_punpcklwd): Likewise.
6080 (sse2_punpckhdq): Likewise.
6081 (sse2_punpckldq): Likewise.
6082 (sse2_punpckhqdq): Likewise.
6083 (sse2_punpcklqdq): Likewise.
6084 (*sse2_pinsrw): Likewise.
6085 (*sse2_pextrw): Likewise.
6086 (sse2_pshufd_1): Likewise.
6087 (sse2_uavgv16qi3): Likewise.
6088 (sse2_uavgv8hi3): Likewise.
6089 (sse2_psadbw): Likewise.
6090 (sse2_pmovmskb): Likewise.
6091 (*sse2_maskmovdqu): Likewise.
6092 (*sse2_maskmovdqu_rex64): Likewise.
6093 (sse4a_extrqi): Likewise.
6094 (sse4a_extrq): Likewise.
6095 (sse3_lddqu): Set prefix_rep.
6096 (sse3_addsubv4sf3): Likewise.
6097 (sse3_haddv4sf3): Likewise.
6098 (sse3_hsubv4sf3): Likewise.
6099 (sse_cvtss2si): Likewise.
6100 (sse_cvtss2si_2): Likewise.
6101 (sse_cvtss2siq): Likewise.
6102 (sse_cvtss2siq_2): Likewise.
6103 (sse_cvttss2si): Likewise.
6104 (sse_cvttss2siq): Likewise.
6105 (sse2_cvttps2dq): Likewise.
6106 (sse3_movshdup): Likewise.
6107 (sse3_movsldup): Likewise.
6108 (sse2_cvtsd2si): Likewise.
6109 (sse2_cvtsd2si_2): Likewise.
6110 (sse2_cvtsd2siq): Likewise.
6111 (sse2_cvtsd2siq_2): Likewise.
6112 (sse2_cvttsd2si): Likewise.
6113 (sse2_cvttsd2siq): Likewise.
6114 (*sse2_cvtpd2dq): Likewise.
6115 (*sse2_cvttpd2dq): Likewise.
6116 (sse2_pshuflw_1): Likewise.
6117 (sse2_pshufhw_1): Likewise.
6118 (sse4a_insertqi): Likewise.
6119 (sse4a_insertq): Likewise.
6120 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6121 (ssse3_phadddv4si3): Likewise.
6122 (ssse3_phaddswv8hi3): Likewise.
6123 (ssse3_phsubwv8hi3): Likewise.
6124 (ssse3_phsubdv4si3): Likewise.
6125 (ssse3_phsubswv8hi3): Likewise.
6126 (ssse3_pmaddubswv8hi3): Likewise.
6127 (ssse3_pmulhrswv8hi3): Likewise.
6128 (ssse3_pshufbv16qi3): Likewise.
6129 (ssse3_psign<mode>3): Likewise.
6130 (ssse3_palignrti): Likewise.
6131 (abs<mode>2): Likewise.
6132 (ssse3_phaddwv4hi3): Set prefix_extra.
6133 (ssse3_phadddv2si3): Likewise.
6134 (ssse3_phaddswv4hi3): Likewise.
6135 (ssse3_phsubwv4hi3): Likewise.
6136 (ssse3_phsubdv2si3): Likewise.
6137 (ssse3_phsubswv4hi3): Likewise.
6138 (ssse3_pmaddubswv4hi3): Likewise.
6139 (ssse3_pmulhrswv4hi3): Likewise.
6140 (ssse3_pshufbv8qi3): Likewise.
6141 (ssse3_psign<mode>3): Likewise.
6142 (ssse3_palignrdi): Likewise.
6143 (abs<mode>2): Likewise.
6144 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6145 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6146 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6148 2007-04-23 Nick Clifton <nickc@redhat.com>
6150 * params.def: Fix formatting of emacs local variables.
6152 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6154 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6155 move if inter-unit move isn't allowed.
6156 Don't split moving the first element of V2DI to DI to inter-unit
6157 move if inter-unit move isn't allowed.
6159 2007-04-23 Richard Guenther <rguenther@suse.de>
6161 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6162 and CDI_POST_DOMINATORS separately.
6164 2007-04-23 Nick Clifton <nickc@redhat.com>
6166 * c.opt (Wformat-contains-nul): Add warning attribute.
6168 2007-04-23 Jan Hubicka <jh@suse.cz>
6170 * function.c (init_function_start): Don't init line number info.
6171 (expand_function_end): Update.
6172 (reset_block_changes, record_block_change, finalize_block_changes,
6173 check_block_change, free_block_changes): Kill.
6174 * function.h (reset_block_changes, record_block_change,
6175 finalize_block_changes, check_block_change, free_block_changes): Remove
6177 (struct function): Remove ib_boundaries_block.
6178 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6179 Use curr_insn_locator to initialize locator.
6180 (emit_line_note): Remove.
6181 * cfgexpand.c (expand_gimple_cond_expr): Update.
6182 (construct_exit_block): Likewise.
6183 (tree_expand_cfg): Initialize/finalize locators.
6184 * expr.c (expand_expr_real): Update.
6185 * cfglayout.c (line_locators_locs, line_locators_lines,
6186 file_locators_locs, file_locators_files): Remove.
6187 (set_block_levels): Move to cfgexpand.c.
6188 (insn_locators_initialize): Remove.
6189 (pass_insn_locators_initialize): Remove.
6190 (locations_locators_locs, locations_locators_vals): New static vars.
6191 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6193 (insn_locators_alloc, insn_locators_finalize,
6194 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6196 (locator_location): New.
6197 (locator_line, locator_file): Rewrite.
6198 * rtl.h (emit_line_note): Kill.
6199 (insn_locators_alloc, insn_locators_finalize,
6200 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6202 * tree-inline.c (initialize_cfun): Do not initialize
6203 ib_boundaries_block.
6204 * passes.c (pass_insn_locators_initialize): Remove.
6206 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6209 * expr.c (reduce_to_bit_field_precision): Handle
6212 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6214 PR tree-optimization/24659
6215 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6216 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6217 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6218 * genopinit.c (optabs): Rename vec_pack_mod_optab
6219 to vec_pack_trunc_optab.
6220 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6221 early for scalar floating point operands for NOP_EXPR.
6222 (vectorizable_type_promotion): Ditto.
6223 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6224 vec_pack_trunc_optab.
6225 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6227 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6228 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6229 Rename from VEC_PACK_MOD_EXPR.
6230 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6231 * expr.c (expand_expr_real_1): Ditto.
6232 * tree-inline.c (estimate_num_insns_1): Ditto.
6233 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6235 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6236 (vec_unpacks_lo_v4sf): Ditto.
6237 (vec_pack_trunc_v2df): Ditto.
6238 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6239 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6240 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6242 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6244 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6246 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6247 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6248 packing of floating point operands.
6249 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6250 represent unpacking of floating point operands.
6251 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6252 [vec_unpacks_hi]: Ditto.
6253 [vec_unpacks_lo]: Ditto.
6255 2007-04-22 Jan Hubicka <jh@suse.cz>
6257 * final.c (rest_of_handle_final): Call
6258 targetm.asm_out.constructor/targetm.asm_out.destructor
6259 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6260 proper priority via decl_*_priority_insert.
6261 * c-common.c (c_expand_body): Likewise.
6263 2007-04-22 Richard Guenther <rguenther@suse.de>
6265 PR tree-optimization/29789
6266 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6267 (rewrite_reciprocal): New helper split out from
6268 determine_invariantness_stmt.
6269 (rewrite_bittest): Likewise.
6270 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6271 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6274 2007-04-22 Revital Eres <eres@il.ibm.com>
6276 * loop-unroll.c (var_to_expand): New field to support also
6277 insns of the form x = something + x.
6278 (analyze_insn_to_expand_var): Use it.
6279 (expand_var_during_unrolling): Likewise.
6281 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6283 * predict.c: Include pointer-set.h.
6284 (bb_predictions): New variable.
6285 (tree_predicted_by_p, tree_predict_edge,
6286 remove_predictions_associated_with_edge): Use bb_predictions map
6287 instead of bb->predictions.
6288 (clear_bb_predictions, assert_is_empty): New functions.
6289 (combine_predictions_for_bb): Use bb_predictions map. Call
6290 clear_bb_predictions.
6291 (tree_estimate_probability): Create and free bb_predictions map.
6292 * Makefile.in (predict.o): Add pointer-set.h dependency.
6293 * basic-block.h (struct basic_block_def): Remove predictions
6295 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6297 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6300 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6303 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6305 * timevar.c (timevar_print): Change reference of --disable-checking to
6306 --enable-checking=release. Also warn if assert checking is disabled.
6308 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6311 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6312 decl as addressable if the compound literal was marked as
6314 Mark the decl as a gimple register if it is a complex or
6315 vector decl and does not live in memory.
6317 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6319 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6320 (GENERIC_NEXT): New function macro.
6321 (PHI_CHAIN): Use phi_node's new chain variable.
6322 (tree_phi_node): Change tree_common to tree_base
6323 and add the chain field.
6324 * tree-phinodes.c (make_phi_node): Don't set
6325 TREE_TYPE on the new node.
6326 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6327 instead of checking GIMPLE_TUPLE_P in chain_next.
6328 * tree-vect-transform.c
6329 (get_initial_def_for_induction): Look at
6330 PHI_RESULT_TREE for the type of the phi node.
6331 (update_vuses_to_preheader): Use PHI_CHAIN
6332 instead of TREE_CHAIN on the phi node.
6333 * tree-ssa-structalias.c (compute_points_to_sets):
6335 (ipa_pta_execute): Likewise.
6337 2007-04-21 Richard Guenther <rguenther@suse.de>
6340 * fold-const.c (fold_unary): Call fold_convert_const on the
6343 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6345 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6346 (store_killed_in_pat): New.
6348 2007-04-20 Richard Henderson <rth@redhat.com>
6351 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6352 TREE_LIST with a void_type_node value, not void_list_node exactly.
6354 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6356 * doc/standards.texi: Re-arrange into language-specific
6357 subsections. Add a C++ section, documenting which standards we
6360 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6362 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6363 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6365 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6367 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6368 ecrti.o and crtbegin.o.
6369 (LIB_DEFAULT_SPEC): Include -lc.
6370 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6372 2007-04-20 Richard Henderson <rth@redhat.com>
6375 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6376 argument; update all callers.
6377 (get_unaligned_offset): New.
6378 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6379 get_unaligned_address, just pass on the address directly.
6380 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6381 the subreg in the helper patterns.
6382 (unaligned_extendqidi_le): Use get_unaligned_offset.
6383 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6384 (unaligned_extendhidi_be): Likewise.
6385 (unaligned_extendhidi): Tidy.
6386 * config/alpha/alpha-protos.h: Update.
6388 2007-04-20 Richard Henderson <rth@redhat.com>
6390 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6391 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6392 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6393 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6394 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6395 (CPP_SPEC): Don't include %(cpp_subtarget).
6396 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6397 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6398 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6400 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6402 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6403 for __builtin_ia32_cmpordss.
6405 PR tree-optimization/31632
6406 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6407 and arg1 for optimizations of comparison against min/max values.
6408 Fold arg0 to arg1's type for optimizations of comparison against
6409 min+1 and max-1 values.
6411 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6413 * reload.c (combine_reloads): When trying to use a dying register,
6414 check whether it's uninitialized and don't use if so.
6416 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6418 * fold-const.c: Remove prototypes for native_encode_expr and
6419 native_interpret_expr.
6420 (native_encode_expr): Make non-static.
6421 (native_interpret_expr): Likewise.
6422 * tree.h: Add prototypes for the above.
6424 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6426 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6427 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6428 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6429 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6430 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6431 Add length attributes.
6433 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6435 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6438 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6439 __STDC_WANT_DEC_FP__.
6441 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6443 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6444 for long double compatibility.
6445 * configure: Regenerate.
6447 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6449 PR rtl-optimization/29841
6450 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6452 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6453 that may cause control flow transfer from being moved.
6455 2007-04-18 Jan Hubicka <jh@suse.cz>
6457 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6460 2007-04-18 Eric Christopher <echristo@apple.com>
6462 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6463 only. Update operands.
6464 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6465 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6466 link register to pic register.
6468 2007-04-18 Dirk Mueller <dmueller@suse.de>
6471 * tree-vrp.c (search_for_addr_array): New.
6472 (check_array_bounds): Suppress warning about
6473 address taken of array refs if its not de-referenced.
6475 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6477 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6478 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6480 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6481 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6482 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6484 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6486 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6488 (vect_analyze_scalar_cycles): Fix indentation.
6489 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6490 (vect_mark_relevant): Include phis in relevance analysis.
6492 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6494 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6496 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6497 output_operand_lossage().
6499 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6501 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6502 the unused code for reduction without adjust-in-epilog to simplify the
6505 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6507 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6508 (S390_TDC_NEGATIVE_ZERO): New constant.
6509 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6510 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6511 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6512 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6513 (S390_TDC_POSITIVE_INFINITY): New constant.
6514 (S390_TDC_NEGATIVE_INFINITY): New constant.
6515 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6516 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6517 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6518 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6519 (S390_TDC_INFINITY): New constant.
6520 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6521 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6522 optimization for UNSPEC_CCZ_TO_INT.
6523 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6524 ("*ccz_to_int"): New insn.
6525 ("isinf<mode>2"): New insn.
6526 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6527 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6528 (UNSPEC_CCZ_TO_INT): New constant.
6530 2007-04-18 Richard Guenther <rguenther@suse.de>
6532 PR tree-optimization/19431
6533 PR tree-optimization/21463
6534 * tree-pass.h (pass_phiprop): Declare.
6535 * passes.c (init_optimization_passes): New phiprop pass.
6536 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6537 (phivn_valid_p): New helper function.
6538 (phiprop_insert_phi): Likewise.
6539 (propagate_with_phi): Likewise.
6540 (tree_ssa_phiprop): New propagator propagating loads
6541 through phi nodes if profitable.
6543 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6545 * tree-vect-analyze.c (process_use): New function.
6546 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6547 Check phis in all bbs.
6548 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6551 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6553 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6556 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6559 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6562 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6564 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6566 (sse_vmmulv4sf3): Likewise.
6567 (sse2_vmaddv2df3): Likewise.
6568 (sse2_vmmulv2df3): Likewise.
6570 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6572 PR rtl-optimization/31360
6573 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6574 (target_reg_cost): New.
6575 (init_set_costs): Initialize target_reg_cost. Add comments
6576 regarding the rationale of the costs.
6577 (global_cost_for_size): Renamed to...
6578 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6579 of register pressure.
6580 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6581 estimate_reg_pressure_cost. Add number of ivs.
6582 (determine_set_costs): Dump target_reg_cost.
6583 * loop-invariant.c (gain_for_invariant): Use
6584 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6585 (best_gain_for_invariant, find_invariants_to_move): Remove
6587 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6588 (target_reg_cost): Declare.
6589 (global_cost_for_size): Declaration removed.
6590 (estimate_reg_pressure_cost): Declare.
6592 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6594 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6595 regnos into even/odd register pairs.
6596 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6597 TDmode similar to the other floating point modes.
6598 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6599 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6601 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6602 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6603 (movdd_hardfloat64): Use TARGET_MFPGPR.
6605 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6607 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6610 2005-01-05 Richard Henderson <rth@redhat.com>
6612 * reload1.c (do_input_reload): Restrict the optimization deleteing
6613 a previous output reload to RELOAD_FOR_INPUT.
6615 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6617 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6618 induc_vec_info_type.
6619 (vectorizable_induction): New function declaration.
6620 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6621 check if already vectorized. Find first place in BB where new stmts
6622 can be inserted. Takes only one argument.
6623 (vectorizable_induction): New function.
6624 (vect_transform_stmt): Add case for induc_vec_info_type to call
6625 vectorizable_induction.
6626 (vect_transform_loop): Consider phis for vectorization.
6627 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6629 (analyze_operations): Call vectorizable_induction when analyzing phis.
6631 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6632 (vect_mark_relevant): Include phis in relevance analysis.
6633 (vect_mark_stmts_to_be_vectorize): Likewise.
6634 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6636 2007-04-16 Lawrence Crowl <crowl@google.com>
6638 * doc/invoke.texi (Debugging Options): Add documentation for the
6639 -femit-struct-debug options -femit-struct-debug-baseonly,
6640 -femit-struct-debug-reduced, and
6641 -femit-struct-debug-detailed[=...].
6643 * c-opts.c (c_common_handle_option): Add
6644 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6645 and OPT_femit_struct_debug_detailed_.
6646 * c.opt: Add specifications for
6647 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6648 and -femit-struct-debug-detailed[=...].
6649 * opts.c (set_struct_debug_option): Parse the
6650 -femit-struct-debug-... options.
6651 * opts.c (matches_main_base, main_input_basename,
6652 main_input_baselength, base_of_path, matches_main_base): Add
6653 variables and functions to compare header base name to compilation
6655 * opts.c (should_emit_struct_debug): Add to determine to emit a
6656 structure based on the option.
6657 (dump_struct_debug) Also disabled function to debug this
6659 * opts.c (handle_options): Save the base name of the
6662 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6663 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6664 This hook indicates if a type is generic. Set it by default
6666 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6667 to determine if a struct type is generic or not.
6668 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6669 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6670 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6673 * flags.h (enum debug_info_usage): Add an enumeration to describe
6674 a program's use of a structure type.
6675 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6676 to indicate the program's usage of the type. Filter structs based
6677 on the -femit-struct-debug-... specification.
6678 (gen_type_die): Split into two routines, gen_type_die and
6679 gen_type_die_with_usage. gen_type_die is now a wrapper
6680 that assumes direct usage.
6681 (gen_type_die_with_usage): Replace calls to gen_type_die
6682 with gen_type_die_with_usage adding the program usage of
6683 the referenced type.
6684 (dwarf2out_imported_module_or_decl): Suppress struct debug
6685 information using should_emit_struct_debug when appropriate.
6687 2007-04-16 Ian Lance Taylor <iant@google.com>
6689 PR tree-optimization/31522
6690 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6691 (vrp_initialize): Allocate vr_phi_edge_counts.
6692 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6693 executable edge. Drop test for all constants.
6694 (vrp_finalize): Free vrp_phi_edge_counts.
6696 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6697 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6699 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6700 predecessors at head rather than tail.
6702 2007-04-16 Matthias Klose <doko@debian.org>
6704 * config/alpha/linux.h (CPP_SPEC): Define.
6705 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6707 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6709 * function.h: Remove sequence_stack extern declaration.
6711 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6713 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6715 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6718 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6720 * config/avr/avr.c (avr_arch_types): Rearranging array.
6721 (enum avr_arch): Add.
6722 (avr_mcu_types): Use avr_arch enumeration constants instead of
6724 * config/avr/avr.h (LINK_SPEC): Simplify.
6726 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6728 * config/m68k/m68k.c (m68k_libcall_value,
6729 m68k_function_value): Use macros for register names more.
6731 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6733 (M68K_REGNAME): Use A6_REG.
6734 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6736 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6739 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6740 'pending_read_list_length' and 'pending_write_list_length'. Update
6742 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6743 to handle two length counters instead of one. Update all uses.
6744 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6745 two length counters instead of one.
6746 * sched-rgn.c (propagate_deps): Update to handle two length counters
6749 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6752 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6753 copy of source, pass it to ix86_expand_vector_set and return
6756 2007-04-16 David Ung <davidu@mips.com>
6757 Joseph Myers <joseph@codesourcery.com>
6759 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6760 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6761 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6762 Add 74K processor information.
6763 * config/mips/mips.md: Include 74k.md.
6764 (cpu): Add 74kc,74kf,74kx.
6765 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6766 * config/mips/74k.md: New.
6767 * doc/invoke.texi (MIPS Options): Document 74K support.
6769 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6771 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6772 vectorizable_* functions.
6773 * tree-vect-transform.c (vectorizable_call): Add check for
6774 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6775 (vectorizable_store): likewise.
6776 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6778 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6779 (vectorizable_type_promotion, vectorizable_load): Likewise.
6780 (vectorizable_live_operation, vectorizable_condition): Likewise.
6781 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6783 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6785 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6787 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6788 register numbers more.
6789 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6790 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6791 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6792 FUNCTION_VALUE_REGNO_P): Likewise.
6793 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6794 STATIC_CHAIN_REGNUM): Likewise.
6795 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6796 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6797 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6798 * config/m68k/m68k.md (FP_REG): New.
6800 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6802 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6805 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6807 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6808 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6811 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6813 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6816 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6819 * c-decl.c (finish_decl): Grab the type of the decl after the call
6820 to store_init_value.
6822 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6824 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6826 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6829 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6830 post dominators and cleanup cfg before returning.
6832 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6834 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6835 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6837 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6839 * config.gcc: Recognize fido.
6840 * config/m68k/m68k-devices.def (fidoa): New.
6841 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6843 (FL_FIDOA, TARGET_FIDOA): New.
6844 * config/m68k/m68k.opt (mfidoa): New.
6846 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6849 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6850 when a personality function is used.
6852 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6854 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6856 2007-04-13 Mike Stump <mrs@apple.com>
6858 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6860 * config/darwin.opt (fapple-kext): Make C++ only.
6861 * config/darwin.c (darwin_override_options): Remove code to ensure
6862 -fapple-kext is given for C++ only.
6864 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6866 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6867 * config/mips/mips.c (override_options): Call
6868 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6870 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6872 * config/i386/i386.opt (msvr3-shlib): Removed.
6874 * doc/invoke.texi: Remove -msvr3-shlib.
6876 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6878 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6879 with "popcnt" instruction.
6881 2007-04-13 Richard Guenther <rguenther@suse.de>
6883 PR tree-optimization/21258
6884 * tree-vrp.c (compare_case_labels): New helper.
6885 (find_switch_asserts): New function.
6886 (find_assert_locations): Call it for SWITCH_EXPRs.
6888 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6890 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6891 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6892 check is now implied in X87_FLOAT_MODE_P.
6893 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6894 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6895 (fix_trunc<mode>_i386_fisttp): Ditto.
6896 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6897 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6898 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6899 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6900 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6901 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6902 (unnamed_splitters): Ditto.
6903 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6904 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6905 FIRST_SSE_REG for local functions when SSE math is enabled or
6906 for functions with sseregparm attribute.
6907 (standard_80387_constant_p): Return -1 if mode is not
6909 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6910 (ix86_expand_compare): Ditto.
6911 (ix86_expand_carry_flag_compare): Ditto.
6912 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6913 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6914 DECIMAL_FLOAT_MODE_P.
6915 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6916 of SCALAR_FLOAT_MODE_P.
6917 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6918 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6919 checks before FLOAT_MODE_P.
6920 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6921 before FLOAT_MODE_P.
6926 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6928 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6929 Charles Wilson <libtool@cwilson.fastmail.fm>
6931 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6932 (libgcc.mvars): Don't depend on them.
6933 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6934 * exec-tool.in: New.
6936 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6938 * doc/invoke.text (--help): Document --help=common.
6940 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6942 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6944 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6946 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6947 * genemit.c (main): Emit #include "integrate.h".
6948 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6949 (LOADGP_RTP): New mips_loadgp_style.
6950 * config/mips/mips.h: Include config/vxworks-dummy.h.
6951 (TARGET_RTP_PIC): New macro.
6952 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6953 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6954 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6956 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6957 -mvxworks-pic when using -mrtp and a PIC option.
6958 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6960 (mips_symbolic_constant_p, mips_symbolic_address_p)
6961 (mips_symbol_insns): Handle SYMBOL_HALF.
6962 (override_options): Warn about -G and -mrtp being used together.
6963 Initialize mips_lo_relocs[SYMBOL_HALF].
6964 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6965 (mips_emit_loadgp): Handle LOADGP_RTP.
6966 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6967 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6968 (tablejump): Handle function-relative case table entries if
6970 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6972 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6974 * config/mips/mips.md (load_call<mode>): Allow any general register.
6976 (sibcall_value_internal, sibcall_value_multiple_internal)
6977 (call_value_internal, call_value_split, call_value_multiple_internal)
6978 (call_value_multiple_split): Remove constraints from operand 0.
6980 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6982 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
6983 rather than loadgp_noshared.
6984 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
6985 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
6987 * config/mips/mips.md (loadgp): Rename to...
6988 (loadgp_newabi): ...this.
6989 (loadgp_noshared): Rename to...
6990 (loadgp_absolute): ...this.
6992 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6994 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
6995 false for locally-binding symbols.
6996 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
6998 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7000 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7001 (SYMBOL_GOT_PAGE_OFST): ...this.
7002 (SYMBOL_GOT_GLOBAL): Rename to...
7003 (SYMBOL_GOT_DISP): ...this.
7004 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7005 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7006 * config/mips/mips.c (mips_global_symbol_p): New function.
7007 (mips_symbol_binds_local_p): Likewise.
7008 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7009 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7010 and mips_symbol_binds_local_p.
7011 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7012 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7013 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7015 (mips_ok_for_lazy_binding_p): New function.
7016 (mips_load_call_address, mips_expand_call): Use it.
7017 (mips_dangerous_for_la25_p): Likewise.
7018 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7019 (*got_disp<mode>): Use got_disp_operand instead of
7020 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7021 SYMBOL_GOTOFF_GLOBAL.
7022 (*got_page<mode>): Use got_page_ofst_operand instead of
7024 * config/mips/predicates.md (const_call_insn_operand): Use
7025 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7026 (global_got_operand): Rename to...
7027 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7029 (local_got_operand): Rename to...
7030 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7031 of SYMBOL_GOT_LOCAL.
7033 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7035 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7036 TARGET_CALL_CLOBBERED_GP.
7037 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7038 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7039 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7040 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7041 of TARGET_ABICALLS && !TARGET_NEWABI.
7042 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7043 * config/mips/mips.c (mips_load_call_address): Check
7044 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7045 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7046 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7047 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7048 TARGET_ABICALLS && TARGET_NEWABI.
7049 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7051 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7052 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7053 TARGET_ABICALLS && TARGET_NEWABI.
7054 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7055 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7056 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7057 whether indirect calls must use $25.
7058 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7060 * config/mips/mips.md (jal_macro): Check flag_pic and
7061 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7062 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7063 instead of TARGET_ABICALLS.
7064 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7065 TARGET_ABICALLS && TARGET_OLDABI.
7066 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7067 (sibcall): In the comment above the define_insn, mention
7068 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7069 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7070 instead of TARGET_ABICALLS.
7072 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7074 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7075 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7076 (MACFLAGS_MATCH_P): New macro.
7077 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7078 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7079 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7080 the other MACFLAG constants.
7081 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7082 (flag_machi): Tighten constraints. Renumber some of the operands.
7083 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7085 (flag_machi_parts_acconly): New pattern.
7086 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7088 (flag_macinit1hi): Tighten constraints.
7089 (flag_mul_macv2hi_parts_acconly): New pattern.
7091 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7092 Use a more efficient implementation.
7093 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7094 inline sequences when not optimizing for size.
7096 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7097 movhi_high2low): Delete, merge functionality into...
7098 (packv2hi): ... this pattern.
7100 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7101 * config/bfin/bfin.opt (msim): New option.
7102 (mcpu=): New option.
7103 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7104 (bfin_cpu_t): Typedef of enum bfin_cpu.
7105 (bfin_cpu_type): New declaration.
7106 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7107 -msim and -mcpu= options.
7108 (LIB_SPEC): Likewise.
7109 * config/bfin/bfin.c (bfin_cpu_type): Define.
7110 (bfin_handle_option): Handle -mcpu= option.
7111 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7112 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7113 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7115 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7117 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7118 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7119 (powerpc-wrs-vxworksae): Use ${tm_file}.
7120 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7121 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7122 * config/i386/vx-common.h: New file.
7124 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7126 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7129 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7131 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7134 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7138 * c-common.c (c_build_qualified_type): Set canonical type
7141 2007-04-12 Richard Guenther <rguenther@suse.de>
7143 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7144 lower bound and element size if lower bound is not zero
7145 or either of the ARRAY_REF operands is set.
7147 2007-04-12 Richard Guenther <rguenther@suse.de>
7149 PR tree-optimization/24689
7150 PR tree-optimization/31307
7151 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7153 * gimplify.c (canonicalize_addr_expr): To be consistent with
7154 gimplify_compound_lval only set operands two and three of
7155 ARRAY_REFs if they are not gimple_min_invariant. This makes
7156 it never at this place.
7157 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7159 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7161 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7162 null before emitting a .nsubspa directive.
7164 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7166 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7167 need_to_partition_p if there are no memory statements in the
7170 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7172 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7173 (gcd_of_steps_may_divide_p): New function.
7174 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7176 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7178 * reload.c (find_reloads_toplev, find_reloads_address,
7179 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7180 not a pointer equality test, to decide if we need to call
7181 push_reg_equiv_alt_mem.
7183 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7185 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7186 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7187 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7189 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7191 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7192 vector to be positive.
7194 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7198 * doc/invoke.texi: Document --params max-aliased-vops and
7200 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7201 debug_memory_partitions): Move to tree-flow.h
7202 * params.h (AVG_ALIASED_VOPS): Define.
7203 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7205 (mp_info_t): Likewise.
7206 (get_mem_sym_stats_for): New.
7207 (set_memory_partition): Move from tree-flow-inline.h.
7208 (mark_non_addressable): Only clear the set of symbols for the
7209 partition if it exists.
7210 (dump_memory_partitions): Move from tree-ssa-operands.c
7211 (debug_memory_partitions): Likewise.
7212 (need_to_partition_p): New.
7213 (dump_mem_ref_stats): New.
7214 (debug_mem_ref_stats): New.
7215 (dump_mem_sym_stats): New.
7216 (debug_mem_sym_stats): New.
7217 (update_mem_sym_stats_from_stmt): New.
7218 (compare_mp_info_entries): New.
7219 (mp_info_cmp): Call it.
7220 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7222 (get_mpt_for): Move from tree-ssa-operands.c.
7223 (find_partition_for): New.
7224 (create_partition_for): Remove.
7225 (estimate_vop_reduction): New.
7226 (update_reference_counts): New.
7227 (build_mp_info): New.
7228 (compute_memory_partitions): Refactor.
7229 Document new heuristic.
7230 Call build_mp_info, update_reference_counts,
7231 find_partition_for and estimate_vop_reduction.
7232 (compute_may_aliases): Populate virtual operands before
7233 calling debugging dumps.
7234 (delete_mem_sym_stats): New.
7235 (delete_mem_ref_stats): New.
7236 (init_mem_ref_stats): New.
7237 (init_alias_info): Call it.
7238 (maybe_create_global_var): Remove alias_info argument.
7239 Get number of call sites and number of pure/const call sites
7240 from gimple_mem_ref_stats().
7241 (dump_alias_info): Call dump_memory_partitions first.
7242 (dump_points_to_info_for): Show how many times a pointer has
7244 * opts.c (decode_options): For -O2 set --param
7245 max-aliased-vops to 500.
7246 For -O3 set --param max-aliased-vops to 1000 and --param
7247 avg-aliased-vops to 3.
7248 * fortran/options.c (gfc_init_options): Remove assignment to
7250 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7251 * tree-dfa.c (dump_variable): Dump memory reference
7253 Dump NO_ALIAS* settings.
7254 (referenced_var_lookup): Tidy.
7255 (mem_sym_stats): New.
7256 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7257 and ORIG are different SSA names for a memory partition.
7258 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7259 * tree-flow.h (struct mem_sym_stats_d): Define.
7260 (mem_sym_stats_t): Define.
7261 (struct mem_ref_stats_d): Define.
7262 (struct gimple_df): Add field mem_ref_stats.
7263 (enum noalias_state): Define.
7264 (struct var_ann_d): Add bitfield noalias_state.
7265 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7266 debug_mem_ref_stats, debug_memory_partitions,
7267 debug_mem_sym_stats): Declare.
7268 * tree-ssa-structalias.c (update_alias_info): Update call
7269 sites, pure/const call sites and asm sites in structure
7270 returned by gimple_mem_ref_stats.
7271 Remove local variable IS_POTENTIAL_DEREF.
7272 Increase NUM_DEREFS if the memory expression is a potential
7274 Call update_mem_sym_stats_from_stmt.
7275 If the memory references memory, call
7276 update_mem_sym_stats_from_stmt for all the direct memory
7277 symbol references found.
7278 (intra_create_variable_infos): Set noalias_state field for
7279 pointer arguments according to the value of
7280 flag_argument_noalias.
7281 * tree-ssa-structalias.h (struct alias_info): Remove fields
7282 num_calls_found and num_pure_const_calls_found.
7283 (update_mem_sym_stats_from_stmt): Declare.
7284 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7285 Set default value to 100.
7286 (PARAM_AVG_ALIASED_VOPS): Define.
7288 2007-04-11 Richard Guenther <rguenther@suse.de>
7291 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7292 a * -b + c as c - a * b if we honor sign dependent rounding.
7294 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7296 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7298 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7299 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7301 (initialize_trampoline): Don't use old-style function definition.
7302 (bfin_secondary_reload): Mark IN_P argument as unused.
7304 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7306 PR tree-optimization/31343
7307 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7308 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7309 * testsuite/gcc.dg/vect/pr31343.c: New.
7311 2007-04-10 Eric Christopher <echristo@apple.com>
7313 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7314 * config/i386/i386.md (*cmpfp0): Use.
7315 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7316 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7317 (fix_trunc<mode>_i386_fisttp): Ditto.
7318 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7319 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7320 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7321 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7322 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7323 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7324 (unnamed_splitters): Ditto.
7325 * config/i386/i386.c (output_fix_trunc): Assert that
7326 we're not being passed a TFmode operand.
7328 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7330 PR tree-optimization/31526
7331 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7332 n_basic_blocks to find newly added blocks.
7334 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7336 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7338 (fix_trunc<mode>si_sse): Ditto.
7339 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7340 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7341 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7342 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7343 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7344 expander using SSEMODEF mode macro.
7345 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7346 expander using SSEMODEF mode macro.
7347 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7348 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7349 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7350 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7351 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7352 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7353 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7354 Macroize insn using X87MODEF mode macro.
7356 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7358 * config/i386/sse.md (sse2_pinsrw): Removed.
7359 (sse2_pextrw): Renamed to ...
7360 (*sse2_pextrw): This.
7362 2007-04-09 Jan Hubicka <jh@suse.cz>
7365 * config/i386/sse.md
7366 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7367 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7368 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7369 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7371 2007-04-09 Jan Hubicka <jh@suse.cz>
7373 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7374 multiple fields of union.
7376 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7378 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7379 (create_preheaders): Check that loops are available.
7380 (fix_loop_structure): Clean up, improve comments.
7381 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7382 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7384 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7385 * predict.c (tree_estimate_probability): Do not call
7386 calculate_dominance_info. Call create_preheaders.
7387 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7388 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7390 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7391 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7392 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7393 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7396 2007-04-08 Jan Hubicka <jh@suse.cz>
7398 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7399 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7400 * fold-const.c (fold_unary): Use it.
7402 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7404 * varasm.c (assemble_variable): Remove call to
7405 lang_hooks.decls.prepare_assemble_variable.
7406 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7407 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7408 * langhooks.h (lang_hooks_for_decls): Remove
7409 prepare_assemble_variable.
7411 2007-04-08 Mike Stump <mrs@apple.com>
7413 * config/i386/i386.c: Use inc/dec on Core2.
7415 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7417 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7418 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7419 lhd_tree_inlining_end_inlining): Remove.
7420 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7421 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7423 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7424 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7425 lhd_tree_inlining_end_inlining): Remove prototypes.
7426 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7427 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7428 LANG_HOOKS_TREE_INLINING_START_INLINING,
7429 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7431 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7434 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7437 * config/avr/predicates.md (io_address_operand): Delete predicate.
7438 (low_io_address_operand): Don't use 'mode' argument.
7439 (higth_io_address_operand): Rename ...
7440 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7441 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7444 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7446 Revert change removing staticp.
7448 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7451 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7454 2007-04-07 Bruce Korb <bkorb@gnu.org>
7456 * c.opt: Add -Wformat-contains-nul.
7457 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7459 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7460 the NUL byte warning.
7462 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7464 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7466 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7468 * tree.c (staticp): No longer use staticp langhook.
7469 * langhooks.c (lhd_staticp): Removed.
7470 * langhooks.h (struct lang_hooks): Remove staticp.
7471 * c-common.c (c_staticp): Remove.
7472 * c-common.h (c_staticp): Ditto.
7473 * langhooks-defs.h (lhd_staticp): Ditto.
7474 (LHD_HOOKS_STATICP): Ditto
7475 * tree.h (gcc_assert_lowered): New macro.
7477 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7479 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7480 argument "reliable".
7481 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7482 Add argument "reliable". Propagate it through calls.
7483 (infer_loop_bounds_from_undefined): Derive number of iterations
7484 estimates from references in blocks that do not dominate loop latch.
7485 (gcov_type_to_double_int): New function.
7486 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7487 and expected_loop_iterations_unbounded.
7488 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7489 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7490 * tree-data-ref.c (estimated_loop_iterations): Export.
7491 (get_references_in_stmt): Fix -- do not return addresses of local
7493 * cfgloop.h (expected_loop_iterations_unbounded,
7494 estimated_loop_iterations): Declare.
7496 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7498 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7500 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7502 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7503 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7504 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7505 Use output_387_reg_move().
7506 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7507 expander using X87MODEF12 mode macro.
7508 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7509 choosing register preferences. Use output_387_reg_move().
7510 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7511 instead of "x". Use output_387_reg_move().
7512 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7513 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7514 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7515 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7516 Use output_387_reg_move().
7517 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7519 (*truncxf?f_i387 splitter): Ditto.
7521 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7523 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7524 LANG_HOOKS_SAFE_FROM_P.
7525 * expr.c (safe_from_p): Remove langhook call.
7526 * langhooks.h (lang_hooks): Remove safe_from_p.
7527 (lhd_safe_from_p): Remove prototype.
7528 * langhooks.c (lhd_safe_from_p): Remove.
7530 2007-04-06 Jan Hubicka <jh@suse.cz>
7532 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7535 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7537 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7538 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7539 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7540 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7542 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7543 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7545 2007-04-05 Richard Henderson <rth@redhat.com>
7547 * config/alpha/alpha.c (print_operand) [+]: Remove.
7548 (alpha_end_function): Print nop if call at end of function.
7549 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7550 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7551 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7552 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7553 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7554 the call pattern. Update peepholes to match.
7556 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7558 * doc/extend.texi (Other Builtins): Add decimal float variants
7560 * builtins.def: Ditto.
7561 * builtins.c (expand_builtin): Ditto.
7563 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7564 H.J. Lu <hongjiu.lu@intel.com>
7567 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7568 of V8HImode when calling ix86_binary_operator_ok.
7569 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7570 (sdot_prodv8hi): Operands 1 and 2 must be register.
7572 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7574 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7575 initialize align to silence bogus warning.
7577 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7580 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7582 (struct sra_walk_fns): Remove use_all parameter from use.
7583 (sra_hash_tree): Handle BIT_FIELD_REFs.
7584 (sra_elt_hash): Don't hash bitfld blocks.
7585 (sra_elt_eq): Skip them in parent compares as well. Handle
7587 (sra_walk_expr): Don't maintain or pass down use_all_p.
7588 (scan_use): Remove use_all parameter.
7589 (scalarize_use): Likewise. Re-expand assignment to
7590 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7591 output, and re-scalarize after output. Don't mark anything
7593 (scalarize_ldst): Adjust.
7594 (scalarize_walk_gimple_modify_statement): Likewise.
7595 (build_element_name_1): Handle BIT_FIELD_REFs.
7596 (instantiate_element): Don't warn for any element whose parent
7598 (instantiate_missing_elements_1): Return the sra_elt.
7599 (canon_type_for_field): New.
7600 (try_instantiate_multiple_fields): New.
7601 (instantiate_missing_elemnts): Use them.
7602 (mark_no_warning): Removed.
7603 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7604 (REPLDUP, sra_build_elt_assignment): New.
7605 (generate_copy_inout): Use them.
7606 (generate_element_copy): Likewise. Handle bitfld differences.
7607 (generate_element_zero): Don't recurse for blocks. Use
7608 sra_build_elt_assignment.
7609 (generate_one_element_int): Take elt instead of var. Use
7610 sra_build_elt_assignment.
7611 (generate_element_init_1): Adjust.
7612 (scalarize_use, scalarize_copy): Use REPLDUP.
7613 (scalarize_ldst): Move assert before dereference.
7614 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7616 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7618 * regmove.c: Fix unused variable warnings due to previous commit.
7620 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7622 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7623 (regmove_bb_head): Remove.
7624 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7625 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7626 problems with fixup_match_1.
7627 Don't initialize/free regmove_bb_head.
7629 (reg_is_remote_constant_p): If an insn is in the same basic block
7630 but not before INSN, consider it remote, too.
7632 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7635 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7636 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7638 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7640 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7641 (CONDITIONAL_REGISTER_USAGE): Likewise.
7643 2007-04-04 Richard Henderson <rth@redhat.com>
7645 * config/alpha/lib1funcs.asm: Remove unused file.
7647 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7650 * opts.c (print_specific_help): Fix --help=<language>
7652 (common_handle_option): Support --help=common.
7654 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7657 * gcc.c (main): Do not run the linker if
7658 print_subprocess_help indicates that it shouldn't be
7661 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7664 * doc/invoke.texi (--help=): Document <languages> value, fix
7665 formatting in tables of values.
7667 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7669 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7670 dllimport attribute of virtual methods.
7672 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7674 * config/score/crti.asm: Change _bss_start to __bss_start.
7675 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7676 (OUTGOING_REG_PARM_STACK_SPACE) update.
7677 * config/score/score.opt: add options to make backend support
7678 score5, score5u, score7 and score7d.
7679 * config/score/score.md: Likewise.
7680 * config/score/misc.md: Likewise.
7681 * config/score/mac.md: Likewise.
7682 * doc/invoke.texi: Likewise.
7683 * doc/md.texi: update constraints define.
7685 2007-04-03 Richard Henderson <rth@redhat.com>
7687 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7688 an appropriate type, use the mode instead.
7690 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7692 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7693 Set the default --with-arch setting to mips2.
7694 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7695 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7696 (MULTILIB_OSDIRNAMES): Delete.
7697 (MULTILIB_DIRNAMES): Define.
7698 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7699 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7700 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7701 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7702 VXWORKS_OS_CPP_BUILTINS.
7703 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7704 (MIPS_DEBUGGING_INFO): Undefine.
7705 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7707 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7710 * fold-const.c (native_encode_real): Encode real.c provided longs
7711 as a series of 32-bit native integers.
7712 (native_interpret_real): Interpret buffer as a series of 32-bit
7715 2007-04-03 Richard Guenther <rguenther@suse.de>
7717 * genpreds.c (write_insn_constraint_len): Write function
7718 optimized for CONSTRAINT_LEN implementation.
7719 (write_tm_preds_h): Output insn_constraint_len inline and
7720 use it for CONSTRAINT_LEN.
7721 (write_insn_preds_c): Don't output insn_constraint_len.
7722 * doc/md.texi (define_register_constraint): Document multi-letter
7723 constraints shall have the same length if they start with the same
7726 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7729 * config/i386/i386.md (isinf<mode>2): Expand only when
7730 TARGET_C99_FUNCTIONS is set.
7732 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7734 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7735 (x86_64-*-linux*): Ditto.
7736 * config/i386/i386.opt (mpc): New option.
7737 * config/i386/i386.c (overrride_options): Handle
7738 ix87_precision_string.
7739 * config/i386/crtprec.c: New file.
7740 * config/i386/t-crtpc: Ditto.
7741 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7743 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7744 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7745 crtprec32.o, crtprec64.o and crtprec80.o.
7747 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7749 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7751 2007-04-02 Eric Christopher <echristo@apple.com>
7753 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7754 limitations on darwin.
7756 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7759 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7761 2007-04-02 Dave Korn <dave.korn@artimi.com>
7763 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7765 2007-04-02 Dave Korn <dave.korn@artimi.com>
7767 * libgcc2.h (exception_descriptor): Don't forward-declare.
7768 (__get_eh_table_language, __get_eh_table_version): Delete
7769 prototypes of long-dead functions.
7771 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7773 * ebitmap.h: New file
7774 * ebitmap.c: New file
7775 * Makefile.in (ebitmap.o): New target.
7777 2007-04-01 Jan Hubicka <jh@suse.cz>
7779 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7780 before very first instruction.
7782 2007-04-01 Jan Hubicka <jh@suse.cz>
7784 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7785 waring on 64bit hosts.
7786 * bitmap.h: Fix typo in bitmap_head_def.
7788 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7790 PR rtl-optimization/31391
7791 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7792 into a DELETED_LABEL note, and the label is in an empty basic
7793 block, update BB_END as well as BB_HEAD.
7795 2007-04-01 Richard Henderson <rth@redhat.com>
7797 PR tree-optimization/31169
7798 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7799 to varying if the range is outside [0, prec-1].
7801 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7804 * config/mips/mips.md (load_const_gp): New insn.
7805 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7806 the MIPS16 GP pseudo register if no_new_pseudos.
7807 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7809 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7812 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7814 (call_value): Likewise.
7816 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7817 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7820 * doc/invoke.texi: (optimization options): Reword description
7821 of -ffast-math. Document its primary purpose.
7823 2007-03-31 Richard Guenther <rguenther@suse.de>
7825 * omp-low.c (splay-tree.h): Include.
7826 (lookup_decl): Replace splay-tree usage by pointer-map.
7827 (maybe_lookup_decl): Likewise.
7828 (new_omp_context): Likewise.
7829 (delete_omp_context): Likewise.
7830 * gimplify.c (splay-tree.h): Include.
7831 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7833 (remap_ssa_name): Likewise.
7834 (remap_decl): Likewise.
7835 (remap_type_1): Likewise.
7836 (remap_type): Likewise.
7837 (copy_body_r): Likewise.
7838 (expand_call_inline): Likewise.
7839 (clone_body): Likewise.
7840 (copy_tree_r): Likewise.
7841 (remap_save_expr): Likewise.
7842 (unsave_r): Likewise.
7843 (unsave_expr_now): Likewise.
7844 (tree_function_versioning): Likewise.
7845 (build_duplicate_type): Likewise.
7846 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7847 (struct copy_body_data): Replace splay-tree by pointer-map.
7848 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7849 not $(SPLAY_TREE_H).
7850 (gimplify.o): Depend on $(SPLAY_TREE_H).
7851 (omp-low.p): Likewise.
7853 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7855 * config/avr/predicates.md (even_register_operand,
7856 odd_register_operand): New predicates.
7857 * config/avr/avr.md (movw peephole2): New.
7858 (movw_r peephole2): New.
7860 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7862 * tree.h (get_signed_or_unsigned_type): New.
7863 * fold-const.c (operand_equal_for_comparison_p): Use
7864 get_signed_or_unsigned_type instead of
7865 lang_hooks.types.signed_or_unsigned_type.
7866 * expr.c (store_expr): Ditto.
7867 * langhooks.c (get_signed_or_unsigned_type): New.
7868 (lhd_signed_or_unsigned_type): New.
7869 * langhooks.h (lhd_signed_or_unsigned_type): New.
7870 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7872 2007-03-30 Richard Henderson <rth@redhat.com>
7874 * tree-ssa-loop-ivopts.c: Include target.h.
7875 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7876 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7877 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7878 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7880 2007-03-30 Richard Henderson <rth@redhat.com>
7881 Kai Tietz <kai.tietz@onevision.com>
7883 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7885 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7886 (TARGET_64BIT_MS_ABI): New.
7887 (DBX_REGISTER_NUMBER): Handle 64-bit.
7888 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7889 (LONG_TYPE_SIZE): Force to 32.
7890 (REG_PARM_STACK_SPACE): New.
7891 (OUTGOING_REG_PARM_STACK_SPACE): New.
7892 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7893 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7894 (STACK_BOUNDARY): Use 128 for 64-bit.
7895 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7896 Add 64-bit implementation.
7897 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7899 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7900 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7901 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7902 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7903 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7904 TARGET_64BIT_MS_ABI.
7905 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7906 (ix86_pass_by_reference): Likewise.
7907 (ix86_function_value_regno_p): Likewise.
7908 (ix86_build_builtin_va_list): Likewise.
7909 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7910 (function_arg_advance_ms_64): New.
7911 (function_arg_advance): Call it.
7912 (function_arg_ms_64): New.
7913 (function_arg): Call it.
7914 (function_value_ms_64): New.
7915 (ix86_function_value_1): Call it.
7916 (return_in_memory_ms_64): New.
7917 (ix86_return_in_memory): Call it.
7918 (setup_incoming_varargs_ms_64): New.
7919 (ix86_setup_incoming_varargs): Call it.
7920 (ix86_expand_prologue): Handle 64-bit stack probing.
7921 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7922 (output_pic_addr_const): Likewise.
7923 (x86_this_parameter): Likewise.
7924 (x86_output_mi_thunk): Likewise.
7925 (x86_function_profiler): Likewise.
7926 (TARGET_STRICT_ARGUMENT_NAMING): New.
7927 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7928 (TARGET_64BIT_MS_ABI): New.
7929 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7930 * config/i386/i386.md (allocate_stack_worker): Remove.
7931 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7932 describe the clobber of eax without a match_scratch.
7933 (allocate_stack_worker_postreload): Remove.
7934 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7935 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7936 (allocate_stack_worker_rex64_postreload): Remove.
7937 (allocate_stack): Handle 64-bit.
7938 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7939 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7940 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7941 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7942 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7943 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7944 * config.build (x86_64-*-mingw*): New host.
7945 * config.host (x86_64-*-mingw*): New host.
7946 * config.gcc (x86_64-*-mingw*): New target.
7947 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7949 2007-03-30 Richard Henderson <rth@redhat.com>
7950 Kai Tietz <kai.tietz@onevision.com>
7952 * c-pragma.c (struct def_pragma_macro_value): New.
7953 (struct def_pragma_macro): New.
7954 (pushed_macro_table): New.
7955 (dpm_hash, dpm_eq): New.
7956 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7957 (init_pragma): Install them.
7958 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7960 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7962 * config/avr/avr.c (avr_override_options): Clear
7963 'flag_delete_null_pointer_checks'.
7965 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7968 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7969 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7970 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7971 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7972 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7973 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7974 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7976 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
7978 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
7980 * regmove.c: Move all of pass_stack_adjustments from here...
7981 * combine-stack-adj.c: ...to this new file.
7982 * Makefile.in: Add rules for combine-stack-adj.o.
7984 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
7986 PR tree-optimization/31383
7987 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
7988 to have the same length.
7990 2007-03-30 Jan Hubicka <jh@suse.cz>
7993 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
7994 availablility; add more sanity checking; ask varpool only about
7997 2007-03-29 Richard Henderson <rth@redhat.com>
7999 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8000 to decide, but __SIZEOF_LONG_LONG__.
8002 2007-03-29 Richard Henderson <rth@redhat.com>
8004 * emutls.c (struct __emutls_array): New.
8005 (emutls_destroy): Use it instead of casting element 0 from void*.
8006 (__emutls_get_address): Likewise.
8008 2007-03-29 Richard Henderson <rth@redhat.com>
8010 * varasm.c (initializer_constant_valid_p): Don't deny
8011 DECL_DLLIMPORT_P on functions.
8013 * config/i386/cygming.h: Remove function declarations.
8014 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8015 (ASM_OUTPUT_LABELREF): Remove.
8016 (COMMON_ASM_OP): Remove.
8017 (ASM_OUTPUT_COMMON): Remove.
8018 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8019 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8020 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8021 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8022 Rename from TARGET_ENCODE_SECTION_INFO.
8023 * config/i386/netware.h: Likewise.
8024 * config/i386/i386-protos.h: Update.
8025 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8026 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8027 (legitimate_constant_p): Reject dllimports.
8028 (dllimport_map, get_dllimport_decl): New.
8029 (legitimize_dllimport_symbol): New.
8030 (legitimize_address, ix86_expand_move): Use it.
8031 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8032 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8033 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8034 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8035 * config/i386/predicates.md (constant_call_address_operand): Only
8036 accept symbols; reject dllimport_p symbols.
8037 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8038 i386_pe_maybe_record_exported_symbol.
8039 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8040 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8041 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8042 trust the setting of DECL_DLLIMPORT_P.
8043 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8044 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8045 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8046 tidy the argument scanning loop.
8047 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8048 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8049 (i386_pe_strip_name_encoding): Remove.
8050 (i386_pe_binds_local_p): New.
8051 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8052 (i386_pe_output_labelref): Remove.
8053 (i386_pe_asm_output_aligned_decl_common): New.
8054 (i386_pe_maybe_record_exported_symbol): Rename from
8055 i386_pe_record_exported_symbol; check for dllexported symbols.
8057 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8059 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8060 add comment explaining why vsnprintf cannot be used.
8062 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8064 PR tree-optimization/30666
8065 * tree.c (build_complex_type): When creating type names for DWARF2
8066 debug info, create TYPE_DECLs for TYPE_NAME instead of
8068 (build_common_tree_nodes_2): Use build_complex_type when building
8069 predefined complex types, to preserve canonical types.
8071 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8073 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8074 (noce_get_alt_condition): Look at it to determine whether to
8075 reverse the condition or not.
8076 (noce_get_condition): Substitute the truth for lies.
8077 (noce_find_if_block): Set the then_else_reversed field.
8079 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8081 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8082 destination of this insn.
8083 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8084 than calling gen_rtx_SET directly. Use r0 to hold the value of
8085 'address + 4' rather than a stack based temporary which can be
8088 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8090 * config/s390/s390.c (s390_secondary_input_reload_class,
8091 s390_secondary_output_reload_class): Functions removed.
8092 (s390_secondary_reload): New function.
8093 (TARGET_SECONDARY_RELOAD): Target macro defined.
8094 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8095 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8096 * config/s390/s390.md ("reload_outti", "reload_outdi",
8097 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8098 "reload_out<mode>"): Expanders removed.
8099 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8100 "reload<mode>_nonoffmem_out"): Expanders added.
8102 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8104 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8105 SRC->DEST replacement failed anyway.
8107 2007-03-28 Mike Stump <mrs@apple.com>
8109 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8110 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8111 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8113 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8115 * config.gcc: Accept barcelona as a variant of amdfam10.
8116 * config/i386/i386.c (override_options): Likewise.
8117 * doc/invoke.texi: Likewise.
8119 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8121 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8122 offsets for BIT_FIELD_REF and COMPONENT_REF.
8124 2007-03-28 Richard Guenther <rguenther@suse.de>
8126 * tree.c (is_global_var): Move ...
8127 * tree-flow-inline.h (is_global_var): ... here.
8128 * tree.h (is_global_var): Remove declaration.
8130 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8132 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8134 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8135 * config/i386/i386.c (ix86_tune_features): Initialize new
8137 * config/i386/predicates.md (promotable_binary_operator): Use
8138 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8140 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8143 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8145 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8147 * config/fr30/fr30.md (movsi_internal): Change destination
8148 constraint from m to V and add m to the end.
8150 2007-03-28 Christian Bruel <christian.bruel@st.com>
8152 * config/sh/sh.md (movsi_i): Fix type attribute.
8154 2007-03-28 Christian Bruel <christian.bruel@st.com>
8156 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8157 (movsf_ie): Likewise.
8159 2007-03-28 Christian Bruel <christian.bruel@st.com>
8161 * config.gcc: Add sh4-300 to multilib.
8162 * config/sh/t-mlib-sh4-300: New file.
8164 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8166 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8167 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8169 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8170 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8171 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8172 "fixuns_trunctddi2"): Whitespace fix.
8174 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8176 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8177 the definition of struct sh_args.
8178 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8179 CALL_COOKIE_INT_REG_GET): Likewise.
8181 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8183 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8184 transformations are applied successfully.
8186 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8188 * tree.c (tree_contains_struct): Permit 512 tree codes.
8189 * tree.h (tree_contains_struct): Ditto.
8190 (MAX_TREE_CODES): Ditto.
8191 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8192 SPARE member to store remaining padding bits.
8194 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8196 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8199 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8201 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8202 * configure: Regenerate.
8204 * configure: Regenerate using the correct version of autoconf.
8206 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8208 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8210 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8211 regs to "__SP_L__" and "__SP_H__".
8213 2007-03-27 Richard Guenther <rguenther@suse.de>
8215 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8216 computations with it with a HOST_WIDE_INT variable.
8218 2007-03-26 Mike Stump <mrs@apple.com>
8220 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8221 objective-c-header, objective-c++-header and objc++-cpp-output
8223 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8225 2007-03-26 Richard Henderson <rth@redhat.com>
8228 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8229 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8230 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8231 IX86_BUILTIN_PSRLQ128): New.
8232 (ix86_init_mmx_sse_builtins): Add them.
8233 (ix86_expand_builtin): Expand them.
8234 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8235 operand 2 be TImode.
8236 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8237 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8238 _mm_srli_epi64): Mark __B const.
8239 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8240 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8241 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8242 new two-vector shift builtins.
8244 2007-03-26 Ian Lance Taylor <iant@google.com>
8246 PR tree-optimization/31345
8247 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8248 [+INF, +INF(OVF)] into VARYING.
8250 2007-03-26 Zack Weinberg <zackw@panix.com>
8252 * gengtype-parse.c: New file.
8253 * gengtype-yacc.y: Delete.
8254 * gengtype-lex.l: Don't include gengtype-yacc.h.
8255 Define YY_DECL and yyterminate appropriately for recursive
8256 descent parser. yylval is now a string out-parameter to yylex.
8257 (HWS, EOID): New shorthand.
8258 (IWORD): Add a couple more types.
8259 (yylex): Add a setup stanza. Remove the complex rules for
8260 detecting GTY'ed types and typedefs; replace with simple
8261 keyword detectors. Adjust everything for the changed
8262 definition of yylval. Ignore all pp-directives, not just #define.
8264 (parse_file): Rename yybegin; do not call yyparse.
8266 * gengtype.c (xasprintf): Export again.
8267 (this_file): New. Use everywhere __FILE__ was being used.
8268 (get_lang_bitmap): Special case types defined in gengtype.c.
8269 (do_typedef, new_structure): Suppress definition of certain types.
8270 (new_structure): Improve diagnostics of duplicate definitions.
8271 Make sure location_s is associated with input.h.
8272 (nreverse_pairs, define_location_structures): New functions.
8273 (main): Improve tagging of kludge types. Remove old kludges
8274 for input.h types; use define_location_structures.
8275 * gengtype.h: Update prototypes. Define token codes here.
8276 * Makefile.in: Remove all references to gengtype-yacc.
8277 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8279 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8280 add GTY((skip)) to the field that's only conditionally there.
8281 * doc/install.texi: Document that Bison is no longer required
8282 unless building treelang.
8284 * gengtype.c: Don't include gtyp-gen.h.
8285 (srcdir): Declare here.
8286 (base_files, lang_dir_names): Allocate dynamically.
8287 (gt_files, num_gt_files, num_lang_dirs): New globals.
8288 (measure_input_list, read_input_line, read_input_list)
8289 (set_lang_bitmap): New functions.
8290 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8291 simplify, relying on read_input_list to set up the bitmaps.
8292 (main): Arguments are no longer unused. Check for correct number
8293 of command line arguments, set srcdir and srcdir_len, then call
8294 read_input_list, before doing anything else. No need to worry
8295 about duplicates in main loop.
8296 * configure.ac: Simplify the calculation of all_gtfiles.
8297 Put language tags in there. Don't set or substitute
8298 all_gtfiles_files_langs or all_gtfiles_files_frags.
8299 * Makefile.in: Revamp the way gengtype is invoked, now that it
8300 takes a file on its command line with a much simpler format.
8301 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8302 (GTFILES): Remove duplicates and C source files.
8303 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8304 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8305 * configure: Regenerate.
8307 * gengtype.h: Remove all type definitions to gengtype.c; leave
8308 only definitions of options_p, type_p, and pair_p as opaque
8309 pointers. Update prototypes.
8310 * gengtype.c: Many type definitions moved here from gengtype.h.
8311 Consolidate type definitions at the top of the file.
8312 (xvasprintf): Delete.
8313 (xasprintf): Make static.
8314 (create_nested_pointer_option): Add 'next' parameter.
8315 (create_field_all, create_field_at): New functions.
8316 (create_field): Now a thin wrapper around create_field_all.
8317 (create_optional_field): Rename create_optional_field_ and add
8318 line argument. Original name is now a macro which supplies
8320 (oprintf): Use vsnprintf directly.
8321 (close_output_files): Use fatal rather than perror/exit.
8322 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8323 (main): Set progname. Don't use exit.
8324 * gengtype-yacc.y (struct_fields): Use create_field_at.
8325 (option, optionseqopt): Delete.
8326 (optionseq): Consolidate productions from option here so we
8327 can use the first argument to create_option.
8329 * gengtype-lex.l: Distinguish unions from structures in the
8330 token type. Don't call find_structure; return the tag as a string.
8331 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8332 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8333 Reorganize typedef_struct production accordingly.
8334 Use create_nested_ptr_option.
8335 * gengtype.c (create_nested_ptr_option): New function.
8336 * gengtype.h: Declare it.
8338 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8339 (string_type): Don't declare.
8340 (do_scalar_typedef): Declare.
8341 (create_scalar_type): Update prototype.
8342 * gengtype.c (string_type): Make static.
8343 (scalar_nonchar, scalar_char): New.
8344 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8345 (resolve_typedef): Use scalar_nonchar for error recovery.
8346 (create_scalar_type): Remove name_len field. Return scalar_char
8347 or scalar_nonchar as appropriate.
8348 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8350 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8352 (main): Initialize scalar_char and scalar_nonchar before calling
8354 * gengtype-lex.l: Adjust for removal of second argument to
8355 create_scalar_type. Use yylval.s instead of yylval.t when
8357 * gengtype-yacc.y: Type of SCALAR is string. Call
8358 create_scalar_type from type:SCALAR rule. Adjust for removal of
8359 second argument to create_scalar_type.
8361 * vec.h: Remove all #if IN_GENGTYPE blocks.
8362 Add comment saying that changes may require adjustments to gengtype.
8363 * gengtype.c: Don't include coretypes.h or tm.h.
8364 Add comment to inclusion of errors.h.
8365 (note_def_vec, note_def_vec_alloc): New functions.
8366 * gengtype.h: Declare new functions.
8367 * gengtype-lex.l: Don't include coretypes.h.
8368 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8370 (update_lineno): Remove unnecessary prototype.
8371 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8372 (VEC rule): Just return VEC_TOKEN.
8373 * gengtype-yacc.y (VEC_TOKEN): New token type.
8374 (type): Add a production for VEC(a,b).
8375 * Makefile.in: Update dependencies.
8377 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8378 typedefs that use the old PARAMS macro.
8380 * gengtype-lex.l: Remove all rules and states relating to yacc
8382 * gengtype-yacc.y: Similarly.
8383 * gengtype.c (note_yacc_type): Delete function.
8384 * gengtype.h: Update prototypes.
8386 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8388 * tree-pretty-print.c (dump_generic_node): Report precision of
8389 unnamed integer types.
8391 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8393 * ifcvt.c (noce_try_store_flag_constants): Don't check
8394 no_new_pseudos here.
8395 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8396 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8397 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8398 noce_try_sign_mask): Likewise.
8399 (if_convert): Check no_new_pseudos here.
8401 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8403 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8404 (noce_get_condition): Handle new then_else_reversed argument.
8405 (noce_init_if_info): Remove, fold into noce_find_if_block.
8406 (noce_process_if_block): Take a struct noce_if_info as the
8407 argument. Don't set up one based on ce_if_info. Update pointer
8408 references accordingly.
8409 (cond_move_process_if_block): Likewise.
8410 (process_if_block): Removed.
8411 (find_if_block): Removed. Move functionality two new functions,
8412 noce_find_if_block and cond_exec_find_if_block.
8413 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8414 blocks and the symmetric IF-ELSE-JOIN case.
8415 (cond_exec_find_if_block): Also new function mostly based on old
8416 find_if_block and process_if_block.
8417 (find_if_header): Replace find_if_block call with separately
8418 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8419 (find_cond_trap): Update noce_get_condition call.
8420 (dead_or_predicable): Likewise.
8422 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8424 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8426 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8427 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8428 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8429 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8430 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8431 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8432 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8433 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8434 __builtin_ia32_psrad128 builtins.
8436 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8438 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8439 * config/i386/constraints.md
8440 (define_constraint "I"): Use IN_RANGE macro.
8441 (define_constraint "J"): Ditto.
8442 (define_constraint "K"): Ditto.
8443 (define_constraint "M"): Ditto.
8444 (define_constraint "N"): Ditto.
8445 (define_constraint "O"): Ditto.
8446 * config/i386/predicates.md
8447 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8448 (define_predicate "const_0_to_3_operand"): Ditto.
8449 (define_predicate "const_0_to_7_operand"): Ditto.
8450 (define_predicate "const_0_to_15_operand"): Ditto.
8451 (define_predicate "const_0_to_63_operand"): Ditto.
8452 (define_predicate "const_0_to_255_operand"): Ditto.
8453 (define_predicate "const_1_to_31_operand"): Ditto.
8454 (define_predicate "const_2_to_3_operand"): Ditto.
8455 (define_predicate "const_4_to_7_operand"): Ditto.
8457 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8459 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8460 in SImode for save_world.
8461 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8464 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8466 PR tree-optimization/30784
8467 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8470 2007-03-25 Revital Eres <eres@il.ibm.com>
8472 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8473 Fold movement_possibility function into it.
8475 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8477 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8478 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8479 (call_indirect_nonlocal_darwin64): Same.
8480 (call_nonlocal_darwin64): Same.
8481 (call_value_indirect_nonlocal_darwin64): Same.
8482 (call_value_nonlocal_darwin64): Same.
8483 (sibcall_nonlocal_darwin64): Same.
8484 (sibcall_value_nonlocal_darwin64): Same.
8485 (sibcall_symbolic_64): Same.
8486 (sibcall_value_symbolic_64): Same.
8487 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8489 (rs6000_emit_load_toc_table): Same.
8490 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8491 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8497 (load_toc_v4_pic_si): Same
8498 (load_toc_v4_PIC_1): Same.
8499 (load_toc_v4_PIC_1b): Same.
8500 (call_indirect_aix{32,64}): Same.
8501 (call_value_indirect_aix{32,64}): Same.
8504 (call_local{32,64}): Same.
8505 (call_value_local{32,64}): Same.
8506 (call_indirect_nonlocal_aix{32,64}): Same.
8507 (call_nonlocal_aix{32,64}): Same.
8508 (call_value_indirect_nonlocal_aix{32,64}): Same.
8509 (call_value_nonlocal_aix{32,64}): Same.
8510 (call_indirect_nonlocal_sysv<mode>): Same.
8511 (call_nonlocal_sysv<mode>): Same.
8512 (call_value_indirect_nonlocal_sysv<mode>): Same.
8513 (call_value_nonlocal_sysv<mode>): Same.
8515 (sibcall_local{32,64}): Same.
8516 (sibcall_value_local{32,64}): Same.
8517 (sibcall_nonlocal_aix{32,64}): Same.
8518 (sibcall_value_nonlocal_aix{32,64}): Same.
8519 (sibcall_nonlocal_sysv<mode>): Same.
8520 (sibcall_value): Same.
8521 (sibcall_value_nonlocal_sysv<mode>): Same.
8523 2007-03-24 Paul Brook <paul@codesourcery.com>
8525 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8526 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8528 2007-03-24 Richard Henderson <rth@redhat.com>
8530 * config/ia64/constraints.md: New file.
8531 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8532 satisfies_constraint_?.
8533 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8534 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8535 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8536 ia64_output_mi_thunk): Likewise.
8537 (ia64_const_ok_for_letter_p): Remove.
8538 (ia64_const_double_ok_for_letter_p): Remove.
8539 (ia64_extra_constraint): Remove.
8540 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8541 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8542 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8543 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8544 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8545 EXTRA_MEMORY_CONSTRAINT): Remove.
8546 * config/ia64/ia64.md: Include constriants.md. Replace
8547 CONST_OK_FOR_? with satisfies_constraint_?.
8549 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8550 H.J. Lu <hongjiu.lu@intel.com>
8552 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8554 (name macros): Use DPD_BID_NAME to convert names properly.
8556 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8557 decimal floating point format.
8558 (init_floating_libfuncs): Change decimal functions so that they
8559 have a "bid_" prefix if the decimal system uses the BID format,
8560 and "dpd_" prefix if the decimal system uses the DPD format.
8561 (init_interclass_conv_libfuncs): Ditto.
8562 (init_intraclass_conv_libfuncs): Ditto.
8564 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8565 using the BID format.
8567 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8568 whether we are using the BID decimal format.
8569 * configure: Regenerate.
8571 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8572 the compiler has decimal floating point enabled. Define
8573 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8576 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8577 using the BID format.
8579 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8580 whether we are using the BID decimal format.
8581 * configure: Regenerate.
8583 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8584 the compiler has decimal floating point enabled. Define
8585 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8588 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8589 options, and that it is enabled for i386/x86_64 systems.
8591 * Makefile.in (enable_decimal_float): New.
8593 (DECNUMINC): Add -I$(DECNUMFMT).
8594 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8595 to $(DECNUMFMT) from $(DECNUM).
8597 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8598 Substitute enable_decimal_float.
8599 * configure: Regenerated.
8602 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8605 * configure.ac: Enable decimal float for x86_64-*-linux*.
8606 * configure: Regenerated.
8609 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8610 decimal128ClearSign to flip and clear the sign bit in decimal128.
8611 (decimal_real_maxval): Set decimal128SetSign to set the sign
8614 2007-03-23 Ian Lance Taylor <iant@google.com>
8616 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8618 2007-03-23 Ian Lance Taylor <iant@google.com>
8620 * tree-dump.c (dump_files): Correct comment.
8622 2007-03-23 Ian Lance Taylor <iant@google.com>
8624 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8626 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8628 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8629 in cfglayout mode. Don't go into and out of cfglayout mode.
8630 Link the blocks in the order of the constructed traces.
8631 (rest_of_handle_tracer): Adjust call to tracer.
8632 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8633 Don't go into cfglayout mode.
8634 (rtl_loop_done): Don't go out of cfglayout mode.
8635 * cfglayout.c (relink_block_chain): New function, split out from...
8636 (fixup_reorder_chain): ...here. Remove redundant checking.
8637 (cfg_layout_finalize): Don't clear the header, footer, and aux
8638 fields here, move the code to do so to relink_block_chain. Likewise
8639 for free_original_copy_tables.
8640 * rtl.h (tracer): Update prototype.
8641 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8642 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8643 mode. Use relink_block_chain to serialize the CFG according to the
8644 new basic block order. Move targetm.cannot_modify_jumps_p check from
8646 (gate_handle_reorder_blocks): ...to here.
8647 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8649 (gate_duplicate_computed_gotos): ...to here.
8650 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8651 something always changes when going into and out of cfglayout mode.
8652 Perform an expensive cfg cleanup while going into cfglayout mode.
8653 Always update liveness information on HAVE_conditional_execution
8654 targets. Reserialize the basic blocks and go out of cfglayout mode.
8655 * reg-stack.c: Include cfglayout.h.
8656 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8657 the call to reorder_basic_blocks.
8658 * basic-block.h (reorder_basic_blocks): Update prototype.
8659 (relink_block_chain): New prototype.
8660 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8662 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8664 * config/mips/mips.md (type, hazard, *movdi_32bit,
8665 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8666 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8667 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8668 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8669 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8671 (movcc): Change first xfer to multi.
8672 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8673 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8674 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8675 config/mips/generic.md: Change reservations using "xfer" to use
8677 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8678 using match_operand.
8679 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8680 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8682 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8684 2007-03-22 Richard Henderson <rth@redhat.com>
8686 * config/i386/i386.c: Remove unnecessary function declarations.
8687 Move targetm definition, and all related macros, to the end of
8688 the file. Resort some functions to put definitions before uses.
8689 (ix86_attribute_table): Make static. Move to end of file.
8690 (ix86_gimplify_va_arg): Make static.
8692 2007-03-22 Richard Henderson <rth@redhat.com>
8694 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8695 don't increase local_regparm with force_align_arg_pointer check.
8696 (ix86_function_sseregparm): Assert 32-bit.
8697 (type_has_variadic_args_p): New.
8698 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8699 type_has_variadic_args_p.
8700 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8701 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8702 use memset instead. Do maybe_vaarg check first; skip attribute
8703 tests if true; skip attribute tests for 64-bit.
8704 (construct_container): Remove TARGET_DEBUG_ARG.
8705 (function_arg_advance_32, function_arg_advance_64): Split out ...
8706 (function_arg_advance): ... from here.
8707 (function_arg_32, function_arg_64): Split out ...
8708 (function_arg): ... from here.
8709 (ix86_pass_by_reference): Tidy.
8710 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8711 (function_value_32): New, from parts of ix86_function_value
8712 and ix86_value_regno.
8713 (function_value_64): New, from parts of ix86_function_value
8714 and ix86_libcall_value.
8715 (ix86_function_value_1): New.
8716 (ix86_function_value, ix86_libcall_value): Use it.
8717 (return_in_memory_32, return_in_memory_64): Split out ...
8718 (ix86_return_in_memory): ... from here.
8719 (ix86_struct_value_rtx): Skip for 64-bit.
8720 (ix86_libcall_value, ix86_value_regno): Remove.
8721 (setup_incoming_varargs_64): Split out ...
8722 (ix86_setup_incoming_varargs): ... from here.
8723 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8724 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8725 * config/i386/i386-protos.h (ix86_function_value): Remove.
8726 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8728 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8731 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8732 infinities not supported, otherwise emit warning if -Woverflow. On
8733 underflow, emit warning if -Woverflow.
8734 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8736 * real.h (real_from_string): Update declaration
8738 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8739 Richard Henderson <rth@redhat.com>
8741 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8742 * calls.c (compute_argument_block_size, expand_call,
8743 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8744 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8745 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8746 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8747 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8748 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8749 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8750 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8753 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8755 * c-incpath.c (add_sysroot_to_chain): New.
8756 (merge_include_chains): Add sysroot argument. Call
8757 add_sysroot_to_chain if sysrooted.
8758 (register_include_chains): Update call to merge_include_chains.
8759 * doc/cppopts.texi: Document use of '=' in include directory
8762 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8764 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8765 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8766 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8767 insn pattern using X87MODEF12 mode macro.
8769 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8771 * regmove.c (regmove_optimize): Use reg_mentioned_p
8772 instead of reg_overlap_mentioned_p for DST.
8774 2007-03-21 Mike Stump <mrs@apple.com>
8776 * c.opt: Fixup for Objective-C/C++.
8778 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8780 * explow.c (convert_memory_address): Fold memory reference when
8781 POINTERS_EXTEND_UNSIGNED < 0
8783 2007-03-21 Richard Henderson <rth@redhat.com>
8786 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8787 * config/i386/mmintrin.h (__m64): Likewise.
8788 * config/i386/xmmintrin.h (__m128): Likewise.
8790 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8792 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8793 (VXWORKS_OS_CPP_BUILTINS): Define.
8794 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8795 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8797 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8799 * rtl.h (constant_pool_reference_p): Delete.
8800 (find_constant_src): Declare.
8801 * rtlanal.c (find_constant_src): New function.
8802 * simplify-rtx.c (constant_pool_reference_p): Delete.
8803 * config/i386/i386.md: Use find_constant_src instead of
8804 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8806 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8808 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8809 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8811 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8813 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8814 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8815 (arm_elf_asm_constructor): Use it.
8816 (arm_elf_asm_destructor): New function.
8818 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8820 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8822 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8824 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8826 2007-03-19 Andrew Haley <aph@redhat.com>
8828 PR tree-optimization/31264
8829 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8832 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8834 PR rtl-optimization/30907
8835 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8836 (fwprop_init): Always call loop_optimizer_initialize.
8837 (fwprop_done): Always call loop_optimizer_finalize.
8838 (fwprop): We always have loop info now.
8839 (gate_fwprop_addr): Remove.
8840 (pass_fwprop_addr): Use gate_fwprop as gate.
8842 PR rtl-optimization/30841
8843 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8844 df_chain_alloc): Call df_reorganize_refs unconditionally.
8845 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8846 refs_organized to refs_organized_size.
8847 (df_ref_create_structure): Use refs_organized_size instead of
8848 bitmap_size if refs had been organized, and keep refs_organized_size
8850 * df.h (struct df_ref_info): Change refs_organized to
8851 refs_organized_size.
8852 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8855 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8857 * except.c (output_function_exception_table): Do not reference the
8858 EH personality routine for functions that do not require an
8861 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8864 * c-typeck.c (convert_for_assignment): Call comptypes for
8865 RECORD_TYPE or UNION_TYPE.
8868 * reload1.c (reload): Do invalid ASM checking after
8869 cleanup_subreg_operands.
8871 2007-03-19 Jeff Law <law@redhat.com>
8873 * tree-cfg.c (find_taken_edge): Tighten conditions for
8874 optimizing computed gotos.
8876 2007-03-19 Michael Matz <matz@suse.de>
8878 * builtins.c (expand_builtin_sync_operation,
8879 expand_builtin_compare_and_swap,
8880 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8883 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8884 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8887 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8889 * doc/tm.texi: Add brackets around the return type of
8890 TARGET_SECONDARY_RELOAD.
8892 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8893 Richard Guenther <rguenther@suse.de>
8895 PR tree-optimization/31254
8896 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8897 Use handled_component_p () where appropriate. Continue
8898 propagating into the rhs if we propagated into an INDIRECT_REF
8901 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8903 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8904 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8905 (xde, xdee): Mode attributes adjusted to support DFP modes.
8906 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8907 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8908 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8909 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8910 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8911 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8912 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8914 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8915 "movsf"): Insn definitions removed.
8916 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8917 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8918 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8920 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8921 "reload_in<mode>", "reload_out<mode>"): Expander added.
8922 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8925 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8927 * config/s390/s390.md: Only non-functional changes. Renamed
8928 FPR mode macro to BFP all over the file.
8930 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8932 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8933 (op_type attribute): RRF instruction type added.
8934 (fT0): New mode attribute.
8935 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8936 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8937 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8938 no secondary memory is needed when moving DFmode values between GPRs
8941 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8943 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8944 inverted and documentation adjusted.
8945 ("mhard-dfp", "msoft-dfp"): New options.
8946 * config/s390/s390.c (s390_handle_arch_option): New architecture
8948 (override_options): Sanity checks for the new options added.
8949 * config.gcc: New architecture switch: z9-ec.
8950 * config/s390/s390.h (processor_flags): PF_DFP added.
8951 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8952 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8953 when the bit is NOT set so remove it from the defaults.
8955 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8957 * genemit.c (main): Print include statement for dfp.h.
8958 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8961 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8963 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8965 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8968 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8971 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8973 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8974 attr_length_call, output_call, output_indirect_call): Cleanup
8975 formatting of targetm calls.
8977 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8979 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
8981 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8983 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
8984 reservation, bypass and anti-bypass descriptions for these instructions.
8985 Update move patterns.
8986 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
8989 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
8991 * tree-vect-transform.c (get_initial_def_for_induction): Replace
8992 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
8993 (get_initial_def_for_reduction): Likewise.
8995 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
8997 Fix PR tree-optimization/29922
8998 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
8999 (get_representative): Removed.
9000 (value_dies_in_block_x): Update for rvuse removal.
9001 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9002 (compute_antic_aux): Handle when PHI nodes appear in
9003 non-single-successors.
9004 (dump_bitmap_of_names): Removed.
9005 (compute_antic_safe): Renamed and removed rvuse calculation.
9006 Calculate only antic safe.
9007 (insert_into_preds_of_block): Remove assert.
9008 (execute_pre): Update for renamed functions.
9009 (defer_or_phi_translate_block): New function.
9011 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9013 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9014 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9016 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9017 Follow spelling conventions.
9019 * tree-data-ref.h: Remove the prototype for analyze_array.
9021 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9023 PR tree-optimization/31041
9024 * tree-vect-transform.c (get_initial_def_for_induction): Call
9025 force_gimple_operand.
9027 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9029 * ipa-type-escape.c (look_for_casts) : Revert code to use
9030 handled_component_p due to ada test a-numaux.adb.
9032 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9034 * final.c (final_scan_insn): Alter the condition of a
9035 conditional trap if we have nonstandard CC.
9037 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9039 * configure.ac: Remove excess quoting from asm line 0 test.
9040 * configure: Rebuilt.
9042 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9044 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9045 * c-common.c (convert_and_check): Move warning logic to...
9046 (warnings_for_convert_and_check): ...here. Define.
9047 * c-common.h (warnings_for_convert_and_check): Declare.
9049 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9051 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9052 (output_call): Likewise.
9054 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9056 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9058 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9060 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9062 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9064 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9065 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9067 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9069 PR tree-optimization/31183
9070 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9071 Use double_int instead of unsigned int for representing access_strides.
9072 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9074 2007-03-16 Richard Guenther <rguenther@suse.de>
9076 PR tree-optimization/31146
9077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9078 to allow recursion of forward_propagate_addr_expr.
9079 (forward_propagate_addr_into_variable_array_index): Likewise.
9080 (forward_propagate_addr_expr): Likewise.
9081 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9082 (forward_propagate_addr_expr_1): Recurse on simple copies
9083 instead of propagating into them. Do so for useless conversions
9085 (forward_propagate_addr_expr): Clean up unused statements after
9088 2007-03-16 Richard Guenther <rguenther@suse.de>
9090 * builtins.c (expand_builtin_cexpi): Use the right argument
9091 for the expansion via cexp.
9093 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9095 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9096 * configure: Rebuilt.
9098 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9101 * dwarf2out.c (force_type_die): Adjust comment.
9102 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9104 2007-03-15 DJ Delorie <dj@redhat.com>
9106 * config/frv/predicates.md (minmax_operator): Don't check operands
9109 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9111 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9112 Update constant estimates of number of iterations.
9113 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9114 argument renamed to "realistic".
9115 (compute_estimated_nb_iterations): Removed.
9116 (record_niter_bound): New function.
9117 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9118 call record_nonwrapping_iv with upper = false.
9119 (infer_loop_bounds_from_signedness): Pass upper argument to
9120 record_nonwrapping_iv.
9121 (estimate_numbers_of_iterations_loop): Do not call
9122 compute_estimated_nb_iterations. Record estimate based on profile
9123 information. Initialize the constant estimates of number of
9125 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9127 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9128 number of iterations is too small.
9129 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9130 (EST_NOT_AVAILABLE): Removed.
9131 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9132 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9135 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9137 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9138 Handle NE_EXPR guards.
9140 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9143 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9144 Set also -pedantic-errors by default for the preprocessor unless
9145 -fpermissive is given.
9147 2007-03-15 Richard Guenther <rguenther@suse.de>
9151 * builtins.c (expand_builtin_cexpi): As a fallback if we
9152 don't have builtins for sincos or cexp create a function
9153 declaration for cexp and expand to a call to that.
9154 (expand_builtin_int_roundingfn): Always fall
9155 back to floor/ceil and its variants even if they may be
9158 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9161 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9162 jump tables, move the call to delete_dead_jumptables from here...
9163 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9164 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9165 don't allow merging of blocks that try_redirect_by_replacing_jump
9166 also does not handle when not optimizing.
9168 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9169 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9171 * config/i386/i386.md (x86_sahf_1): Correctly handle
9174 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9177 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9178 x86_64_general_operand as operand[2] predicate. Remove "iF"
9179 from operand constraints and use "e" constraint instead.
9180 (*subti3_1, *subti3_1 splitter): Ditto.
9181 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9182 operand[1] predicate.
9184 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9186 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9187 arrays, multiply the access strides by the size of the sub-array.
9188 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9190 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9192 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9193 the configured assembler supports the sahf mnemonic.
9194 * configure: Regenerate.
9195 * config.in: Regenerate.
9197 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9198 emit "sahf" or ".byte\t0x9e" as asm template.
9200 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9203 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9204 option to replace hard coded TARGET_xxx in md file.
9205 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9206 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9207 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9208 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9209 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9210 (X86_TUNE_NOT_VECTORMODE): Ditto.
9211 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9212 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9213 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9214 (TUNE_SLOW_IMUL_IMM8): Ditto.
9215 (TUNE_MOVE_M1_VIA_OR): Ditto.
9216 (TUNE_NOT_UNPAIRABLE): Ditto.
9217 (TUNE_NOT_VECTORMODE): Ditto.
9219 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9222 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9223 tuning options instead of hard coded TARGET_xxx.
9224 (fix ssemode peephole2's): Ditto.
9225 (imul peephole2's): Ditto.
9227 (movdi_or_rex64): Ditto.
9228 (move peephole2): Ditto.
9229 (not peephole2's): Ditto.
9231 2007-03-14 Dirk Mueller <dmueller@suse.de>
9233 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9234 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9235 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9237 * c-parser.c (c_parser_do_statement): Warn about empty body in
9239 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9240 * doc/invoke.texi (-Wempty-body): Update documentation.
9242 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9245 * c-common.h (warn_for_div_by_zero): Declare.
9246 * c-common.c (warn_for_div_by_zero): Define.
9247 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9250 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9252 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9253 to PREFIX and STANDARD_PREFIX.
9255 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9256 Phil Edwards <phil@codesourcery.com>
9258 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9259 (__gthread_once_t): Remove busy field for RTPs.
9260 (__GTHREAD_ONCE_INIT): Update accordingly.
9262 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9264 * doc/invoke.texi: Document VxWorks options.
9266 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9268 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9270 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9272 PR tree-optimization/30590
9273 * tree-nrv.c (tree_nrv): Check for the partial update of the
9276 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9278 * flags.h (flag_random_seed): Remove declaration, in favor of...
9279 * toplev.h (get_random_seed, set_random_seed): ... these.
9280 * tree.c (get_file_function_name): Use the former.
9281 * opts.c (common_handle_option): Use the latter.
9284 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9287 * cse.c (cse_find_path): Do not bail out if a basic block that
9288 we already visited now becomes part of a path that starts at a
9289 different basic block. Just disallow this, to make sure we
9290 visit each basic block at most once.
9292 2007-03-13 Jan Hubicka <jh@suse.cz>
9294 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9295 when profile esitmate is present, calls with very low frequency are
9298 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9300 PR tree-optimization/30730
9301 PR tree-optimization/26900
9302 * tree-ssa-loop-niter.c: Include gmp.h.
9304 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9305 split_to_var_and_offset, determine_value_range,
9306 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9307 bound_difference, bounds_add, bounds_negate,
9308 number_of_iterations_ne_max, dump_affine_iv): New functions.
9309 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9310 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9311 difference of initial and final value of control iv to validate
9313 (number_of_iterations_cond): Add loop parameter. Determine bounds
9314 on the difference of the extremes of the control iv. Add dumps.
9315 (expand_simple_operations): Handle phi nodes.
9316 (simplify_using_initial_conditions): Do not record used conditions.
9317 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9318 Do not set additional_info.
9319 (implies_nonnegative_p, implies_ge_p): Removed.
9320 (derive_constant_upper_bound): Do not use parameter `additional'.
9321 (record_estimate): Parameter `additional' removed. Parameter
9322 `i_bound' added. Do not call derive_constant_upper_bound.
9323 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9324 bound the number of iterations estimate.
9325 (estimate_numbers_of_iterations_loop): Pass the estimate from
9326 the number of iterations analysis to record_estimate.
9327 * tree.h (multiple_of_p): Declare.
9328 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9329 (scev_const_prop): Do not check expression_expensive_p.
9330 * fold-const.c (multiple_of_p): Exported.
9331 * double-int.c (double_int_mask): Exported.
9332 * double-int.h (double_int_mask): Declare.
9333 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9334 field. Added max field.
9336 2007-03-13 David Taylor <taylor@candd.org>
9339 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9342 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9345 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9346 two unamed patterns.
9348 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9350 * config/i386/i386.opt (mcx16, msahf): New options.
9351 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9352 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9354 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9355 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9356 Output -mcx16 and -msahf options when corresponding bit is set.
9358 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9361 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9363 * configure.ac: Test for assembler tolerance to # 0 "".
9364 * configure, config.in: Rebuilt.
9365 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9367 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9369 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9371 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9372 (handle_syscall): Handle direct system calls.
9373 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9375 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9377 * doc/invoke.texi: Fix cpp.info cross-reference.
9378 * doc/passes.texi: Fix gcc.info cross-reference.
9380 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9382 PR tree-optimization/30835
9383 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9384 bb_for_stmt is not NULL before accessing it.
9386 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9388 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9391 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9394 * doc/install.texi: Document --enable-stage1-languages
9396 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9398 * tree-pass.h (pass_into_cfg_layout_mode,
9399 pass_outof_cfg_layout_mode): Declare.
9400 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9401 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9402 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9403 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9405 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9407 * c-decl.c (warn_variable_length_array): New function.
9408 Refactored from grokdeclarator to handle warn_vla
9409 and handle unnamed array case.
9410 (grokdeclarator): Refactored VLA warning case.
9411 * c.opt (Wvla): New flag.
9412 * doc/invoke.texi (Wvla): New warning.
9414 2007-03-12 Richard Henderson <rth@redhat.com>
9416 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9417 (TARGET_SECTION_TYPE_FLAGS): New.
9419 2007-03-12 Richard Henderson <rth@redhat.com>
9421 * config/darwin.c (machopic_reloc_rw_mask): New.
9422 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9423 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9425 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9427 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9428 * cppdefault.h (cpp_PREFIX): Document.
9429 (cpp_PREFIX_len): Likewise.
9430 (cpp_EXEC_PREFIX): New variable.
9431 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9432 * c-incpath.c (add_standard_paths): Correct logic for relocating
9433 paths within prefix.
9435 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9437 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9438 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9440 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9441 fix_truncdfdi_sse using SSEMODEF mode macro.
9442 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9443 fix_truncdfsi_sse using SSEMODEF mode macro.
9444 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9445 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9447 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9449 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9452 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9454 * tree.h : Add multiple_of_p declaration.
9455 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9456 * ipa-type-escape.c (results_of_malloc): Redundant.
9457 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9458 (cast_type): Extended with new members.
9459 (check_cast): Returns cast_type.
9460 (cast): New structure for data of walk_use_def_chains.
9461 (is_malloc_result, is_cast_from_non_pointer_1,
9462 is_cast_from_non_pointer,
9463 is_array_access_through_pointer_and_index): New functions.
9464 (look_for_casts): Returns cast types.
9465 (check_call): Returns void.
9466 (okay_pointer_operation): Use support of pointer plus index,
9467 pointer plus constant and allow all multiplications.
9469 2007-03-11 Richard Guenther <rguenther@suse.de>
9471 PR tree-optimization/31115
9472 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9473 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9474 A shift count of zero is not special as with *_DIV_EXPR.
9475 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9478 2007-03-11 Ian Lance Taylor <iant@google.com>
9480 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9481 the *_DIV_EXPR codes correctly with overflow infinities.
9483 2007-03-11 Ira Rosen <irar@il.ibm.com>
9485 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9486 indicate success/failure of the analysis. Add negation to subtrahend
9487 in case of subtraction. Fail if both operands contain constants.
9488 (create_data_ref): Fail if analyze_offset fails.
9490 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9492 * config/i386/i386.md (frndintxf2): Rename to ...
9493 (rintxf2): ... this. Remove expander having same name.
9494 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9495 (roundsf2, rounddf2): Ditto.
9496 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9497 (lround<mode>di2, lround<mode>si2): Ditto.
9499 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9501 * lower-subreg.c: Include except.h.
9502 (decompose_multiword_subregs): Verify that the only control flow
9503 insns we can split are loads to multi-words pseudos.
9504 Handle breaking such blocks after splitting, instead of calling
9505 find_many_sub_basic_blocks.
9507 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9508 on the new basic block. Add a lengthy comment explaining why we
9509 thought this was necessary.
9510 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9512 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9515 * tree.c (walk_type_fields): Recurse into the element type of
9516 ARRAY_TYPEs if there is a pointer set.
9518 2007-03-10 Dirk Mueller <dmueller@suse.de>
9520 * c-common.c (warn_logical_operator): Fix condition.
9522 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9524 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9526 * config/darwin.c (machopic_select_section): Remove superfluous
9527 argument in call to categorize_decl_for_section. Remove unused
9530 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9532 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9534 * configure: Regenerate.
9536 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9539 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9540 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9541 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9542 Add LABEL_NUSES to emitted label.
9543 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9544 branch probability value to emitted jump insn.
9545 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9546 Do not check life information and do not re-arrange input operands
9547 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9549 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9551 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9552 the change of decode_asm_operands.
9554 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9556 * mode-switching.c (create_pre_exit): Skip blockage insn.
9558 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9560 * tree-pass.h (TODO_update_smt_usage): Remove.
9562 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9566 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9568 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9569 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9570 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9573 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9575 * gcc.c: Document %{, in big comment at top.
9576 (input_suffix_matches): Remove special handling for .s and
9578 (input_spec_matches): New.
9579 (handle_braces): Handle %{,.
9580 (validate_switches): ',' indicates a value which is not a switch.
9581 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9582 to detect assembler input.
9583 * config/i386/sol2.h (CPP_SPEC): Likewise.
9584 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9585 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9586 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9587 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9588 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9589 -m64 causes deployment target to default to 10.5.
9590 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9592 2007-03-09 Richard Henderson <rth@redhat.com>
9595 * target.h (targetm.asm.out.reloc_rw_mask): New.
9596 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9597 (TARGET_ASM_OUT): Use it.
9598 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9599 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9600 use the new reloc_rw_mask target hook instead.
9601 (default_section_type_flags_1): Merge into...
9602 (default_section_type_flags): ... here.
9603 (decl_readonly_section_1): Merge into...
9604 (decl_readonly_section): ... here.
9605 (default_elf_select_section_1): Merge into...
9606 (default_elf_select_section): ... here.
9607 (default_unique_section_1): Merge into...
9608 (default_unique_section): ... here.
9609 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9610 (default_select_rtx_section): Use it.
9611 (default_elf_select_rtx_section): Likewise.
9612 * output.h: Update to match.
9613 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9614 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9615 (TARGET_ASM_RELOC_RW_MASK): New.
9616 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9617 to categorize_decl_for_section.
9618 (x86_64_elf_unique_section): Likewise.
9619 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9620 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9621 (TARGET_ASM_RELOC_RW_MASK): New.
9622 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9623 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9624 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9625 (TARGET_RWRELOC): Remove.
9626 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9627 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9628 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9629 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9630 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9631 (rs6000_xcoff_select_section): Use decl_readonly_section.
9632 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9633 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9634 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9635 (TARGET_SECTION_TYPE_FLAGS): Remove.
9636 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9638 2007-03-09 Roger Sayle <roger@eyesopen.com>
9640 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9641 complex constant equality/inequality comparisons for here.
9642 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9643 known at compile-time or can be simplified to a scalar comparison.
9644 (fold_relational_const): Move compile-time evaluation of complex
9645 constant equality/inequality comparisons to here.
9647 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9649 PR rtl-optimization/30643
9650 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9652 (fold_rtx): Recurse, like before 2006-11-03.
9654 2007-03-09 DJ Delorie <dj@redhat.com>
9656 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9659 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9661 PR tree-optimization/30375
9662 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9663 LHS of statements is not the same.
9664 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9666 2007-03-09 Chao-ying Fu <fu@mips.com>
9668 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9670 * doc/invoke.texi (-mdspr2): Document new option.
9671 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9672 New unspec for DSP REV 2.
9673 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9674 these instructions are extended in DSP REV 2.
9675 (mips-dspr2.md): Include.
9676 * config/mips/mips.opt (mdspr2): New option.
9677 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9678 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9679 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9680 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9681 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9682 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9683 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9685 (bdesc_map): Add one field of unsupported_target_flags.
9686 (bdesc_arrays): Update entries to have extra fields. Add
9688 (mips_init_builtins): Initialize new function types.
9689 Check unsupported_target_fileds to filter out builtins.
9690 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9692 (ASM_SPEC): Pass mdspr2 to the assembler.
9693 * config/mips/mips-dspr2.md: New file.
9695 2007-03-09 Sa Liu <saliu@de.ibm.com>
9697 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9699 2007-03-09 Ian Lance Taylor <iant@google.com>
9701 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9702 argument) like -Wstrict-overflow=2.
9703 * doc/invoke.texi (Warning Options): Update documentation.
9705 2007-03-09 Dirk Mueller <dmueller@suse.de>
9708 * doc/invoke.texi (-Wlogical-op): Document.
9709 * common.opt (-Wlogical-op): New.
9710 * c-common.h (warn_logical_operator): Declare.
9711 * c-common.c (warn_logical_operator): Define.
9712 * c-typeck.c (parser_build_binary_op): Call
9713 warn_logical_operator.
9715 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9717 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9718 * final.c (final_scan_insn): Test for non-"" file name.
9720 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9722 * doc/loop.texi: Document the Omega linear constraints solver.
9723 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9724 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9725 omega-hash-table-size, omega-max-keys, and
9726 omega-eliminate-redundant-constraints.
9727 * tree-pass.h (pass_check_data_deps): Declared.
9730 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9731 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9732 pass_check_data_deps): New.
9733 * tree-data-ref.c (init_data_ref): Remove declaration.
9734 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9735 (analyze_array): Renamed init_array_ref, move up initializations.
9736 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9737 Removed arguments that are set to NULL.
9738 (analyze_indirect_ref): Correct indentation, correct call to
9740 (object_analysis): Call init_array_ref instead of analyze_array.
9741 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9742 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9743 of DR_ACCESS_FNS_ADDR.
9744 (init_omega_eq_with_af, omega_extract_distance_vectors,
9745 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9746 ddr_consistent_p): New.
9747 (compute_affine_dependence): Check consistency of ddrs when
9748 flag_check_data_deps is passed.
9749 (analyze_all_data_dependences): Uncomment.
9750 (tree_check_data_deps): New.
9751 * tree-data-ref.h: Include omega.h.
9752 (DR_ACCESS_FNS_ADDR): Removed.
9753 (data_dependence_relation): Add inner_loop.
9754 (DDR_INNER_LOOP): New.
9755 * common.opt (fcheck-data-deps): New.
9756 * tree-flow.h (tree_check_data_deps): Declare.
9757 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9758 (OBJS-common): Depend on omega.o.
9760 * passes.c (pass_check_data_deps): Scheduled.
9761 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9762 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9763 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9764 PARAM_VECT_MAX_VERSION_CHECKS,
9765 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9767 2007-03-09 Richard Guenther <rguenther@suse.de>
9769 PR tree-optimization/30904
9771 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9772 the same way as *_DIV_EXPR.
9774 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9776 * recog.c (decode_asm_operands): No mixed declarations and code.
9778 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9780 * rtl.def (ASM_INPUT): Add location.
9781 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9782 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9783 (decode_asm_operands): Add loc operand.
9784 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9785 * stmt.c (expand_asm): Rename to...
9786 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9787 gen_rtx_ASM_INPUT_loc.
9788 (expand_asm_expr): Adjust.
9789 * recog.c (decode_asm_operands): Add loc operand.
9790 (check_asm_operands, extract_insn): Adjust.
9791 * reload1.c (maybe_fix_stack_asms): Likewise.
9792 * final.c (asm_insn_count): Likewise.
9793 (final_scan_insn): Output # line before and after asm.
9795 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9797 * tree-ssa-structalias.c (variable_info): Remove
9799 (new_var_info): Ditto.
9800 (shared_bitmap_info_t): New structure.
9801 (shared_bitmap_table): New variable.
9802 (shared_bitmap_hash): New function.
9803 (shared_bitmap_eq): Ditto
9804 (shared_bitmap_lookup): Ditto.
9805 (shared_bitmap_add): Ditto.
9806 (merge_smts_into): Change to take bitmap directly.
9807 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9808 (init_alias_vars): Init shared bitmap hashtable.
9809 (delete_points_to_sets): Delete shared bitmap hashtable.
9810 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9811 is_aliased removal as a change that was still necessary was
9814 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9816 * config/i386/i386.h (override_options): Conditionally disable
9817 x86_sahf for 64bit targets only.
9819 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9822 * c-decl.c (merge_decls): Don't call make_var_volatile.
9823 * varasm.c (make_var_volatile): Remove.
9824 * output.h (make_var_volatile): Remove.
9826 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9828 PR tree-optimization/31085
9829 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9831 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9833 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9834 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9835 ATTR_CONST_NOTHROW_LIST.
9837 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9840 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9842 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9844 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9847 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9849 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9850 passed, use shared libgcc.
9852 2007-03-08 Roger Sayle <roger@eyesopen.com>
9854 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9855 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9856 (honor_protect_cleanup_actions, lower_try_finally_switch):
9858 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9859 ifc_temp_var): Likewise.
9860 * tree-inline.c (setup_one_parameter): Likewise.
9861 * tree-mudflap.c (mf_decl_cache_locals,
9862 mf_build_check_statement_for): Likewise.
9863 * tree-nested.c (init_tmp_var, save_tmp_var,
9864 finalize_nesting_tree_1): Likewise.
9865 * tree-outof-ssa.c (insert_copy_on_edge,
9866 insert_backedge_copies): Likewise.
9867 * tree-profile.c (tree_gen_edge_profiler,
9868 tree_gen_ic_profiler): Likewise.
9869 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9870 * tree-sra.c (sra_build_assignment): Likewise.
9871 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9872 * tree-ssa-math-opts.c (insert_reciprocals,
9873 execute_cse_sincos_1): Likewise.
9874 * tree-tailcall.c (adjust_accumulator_values,
9875 adjust_return_value): Likewise.
9876 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9877 * tree-vect-transform.c (vect_create_data_ref_ptr,
9878 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9879 vect_create_epilog_for_reduction, vectorizable_reduction,
9880 vectorizable_call, vectorizable_conversion,
9881 vectorizable_assignment, vectorizable_operation,
9882 vectorizable_type_demotion, vect_gen_widened_results_half,
9883 vect_permute_store_chain, vectorizable_store,
9884 vect_setup_realignment, vect_permute_load_chain,
9885 vectorizable_load, vectorizable_condition,
9886 vect_create_cond_for_align_checks): Likewise.
9887 * tree-vrp.c (build_assert_expr_for): Likewise.
9889 2007-03-08 Ian Lance Taylor <iant@google.com>
9891 * tree-vrp.c: Include "intl.h".
9892 (usable_range_p): New static function.
9893 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9894 overflowed values, juts set *strict_overflow_p.
9895 (compare_values): Only return -2 if one of the operands is not a
9897 (compare_ranges): Call usable_range_p.
9898 (compare_range_with_value): Likewise.
9899 (vrp_evaluate_conditional_warnv): Rename from
9900 vrp_evaluate_conditional. Make static. Change all callers.
9901 (vrp_evaluate_conditional): New function.
9902 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9904 (simplify_abs_using_ranges): Likewise.
9905 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9906 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9907 within_stmt parameter.
9908 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9909 vrp_evaluate_conditional.
9910 * tree-ssa-threadedge.c
9911 (record_temporary_equivalences_from_stmts_at_dest): Change
9912 simplify parameter to take a second tree parameter.
9913 (simplify_control_stmt_condition): Likewise.
9914 (thread_across_edge): Likewise.
9915 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9916 (thread_across_edge): Likewise.
9917 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9919 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9921 * config/i386/i386.h (TARGET_SAHF): New define.
9922 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9923 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9924 (x86_sahf): New global variable.
9925 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9926 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9927 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9928 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9930 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9931 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9932 when expanding fcomi/sahf based tests.
9933 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9934 expanding sahf based alternative. Emit sahf based sequence when
9935 optimizing for code size.
9936 * config/i386/i386.md (x86_sahf_1): Do not disable for
9937 TARGET_64BIT, enable for TARGET_SAHF.
9939 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9941 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9942 spurious whitespace from error message.
9944 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9947 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9949 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9951 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9953 * tree-sra.c (instantiate_element): Propagate disabled warnings
9954 from the element itself to the created variable.
9956 2007-03-07 Richard Henderson <rth@redhat.com>
9959 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9960 silently fix up the stack in the case of a missing register.
9962 2007-03-07 Paul Brook <paul@codesourcery.com>
9964 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9966 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9968 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9970 (phase1_vrs): Use them.
9971 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9972 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9973 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9974 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9975 __gnu_Unwind_Restore_WMMXC if required.
9976 (_Unwind_VRS_Pop): Implement iWMMXt support.
9977 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
9978 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
9979 gnu_Unwind_Save_WMMXC): Define.
9981 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9983 * config/vxworks.h (vxworks_override_options): Declare.
9984 (VXWORKS_OVERRIDE_OPTIONS): Use it.
9985 * config/vxworks.c: Include target.h and toplev.h.
9986 (vxworks_override_options): New function.
9987 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
9989 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
9991 * config/s390/s390.c (override_options): Don't emit an error when
9992 -mstack-size is used without providing -mstack-guard.
9993 (s390_emit_prologue): Choose stack_guard value automatically if not
9994 provided via command line.
9995 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
9997 2007-03-07 Richard Sandiford <richard@codesourcery.com>
9999 * config/i386/i386.c (output_set_got): Add a GOT initialization
10000 sequence for VxWorks PIC.
10001 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10002 around labels as well as symbols. Use gotoff_operand instead
10003 of local_symbolic_operand.
10004 (legitimize_pic_address): Use gotoff_operand instead of
10005 local_symbolic_operand. Use @GOT accesses for labels as
10007 (ix86_output_addr_diff_elt): Use PC-relative rather than
10008 GP-relative offsets for VxWorks PIC.
10009 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10010 no_new_pseudos. Check whether the returned register is op0.
10011 * config/i386/i386.md (tablejump): Use PC-relative rather than
10012 GP-relative offsets for VxWorks PIC.
10013 * config/i386/predicates.md (gotoff_operand): New predicate.
10015 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10017 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10019 * config/vxworks-dummy.h: New file.
10020 * config/i386/i386.h: Include it.
10022 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10024 * dwarf2out.c (is_inlined_entry_point): New
10025 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10026 DW_AT_ranges if the first subblock is the entry point.
10028 2007-03-06 David Daney <ddaney@avtrex.com>
10030 * doc/install.texi (mips-*-*): Change recommended binutils
10033 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10035 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10036 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10038 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10039 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10041 2007-03-06 Jan Hubicka <jh@suse.cz>
10043 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10044 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10046 (probably_cold_bb_p): Cold functions are cold.
10047 (probably_never_executed_bb_p): Cold functions are cold.
10048 (tree_bb_level_predictions): Predict calls to cold functions as not
10050 (compute_function_frequency): Check hot/cold attributes.
10051 * function.h (function_frequency): Update comments.
10052 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10053 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10054 (c_common_att): Add cold and hot.
10056 * doc/extend.texi (hot,cold attributes): Document.
10058 2007-03-06 Andrew Haley <aph@redhat.com>
10060 * function.c (expand_function_end): Move blockage to just after we
10061 emit the label for the naked return from the function.
10063 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10065 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10068 2007-03-06 Jan Hubicka <jh@suse.cz>
10070 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10071 loaded for constant large models. Non-large 64bit PIC can do.
10072 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10073 * cmodel.h: Add LARGE PIC.
10074 * i386.md (UNSPEC_PLTOFF): New.
10075 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10077 (*call_1_rex64): Disable for large models.
10078 (*call_1_rex64_large): New.
10079 (*call_value_1_rex64): Disable for large models.
10080 (*call_value_1_rex64_large): New.
10081 (set_rip_rex4): New.
10082 (set_got_offset_rex64): New.
10083 * predicates.md (constant_call_address_operand): For large model
10084 constant calls are not possible.
10085 * i386-protos.h (construct_plt_address): Declare.
10086 * i386.c (override_options): Accept large models.
10087 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10088 (legitimate_constant_p): Add new UNSPECs.
10089 (legitimate_pic_operand_p): Likewise.
10090 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10091 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10093 (output_pic_addr_const): Add PLTOFF.
10094 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10095 (ix86_expand_move): Legitimize pic address when in PIC mode.
10096 (construct_plt_address): New function.
10097 (ix86_expand_call): Offload the address to register and use GOT pointer
10099 * invoke.texi (mcmodel=large): Update documentation.
10101 2007-03-06 Richard Henderson <rth@redhat.com>
10103 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10104 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10105 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10106 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10107 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10108 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10109 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10110 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10111 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10112 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10113 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10114 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10115 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10116 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10117 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10118 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10119 x86_schedule, x86_use_bt, x86_pad_returns,
10120 x86_use_xchgb): Merge into ...
10121 (ix86_tune_features): ... here. New array.
10122 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10123 x86_bswap): Merge into ...
10124 (ix86_arch_features): ... here. New array.
10125 (x86_3dnow_a): Remove.
10126 (x86_accumulate_outgoing_args): Make static.
10127 (x86_arch_always_fancy_math_387): Make static.
10128 (ix86_tune_mask, ix86_arch_mask): Move ...
10129 (override_options): ... to local variables here. Apply the
10130 appropriate mask to each element of ix86_arch_features and
10131 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10132 as were done in the old macros.
10133 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10134 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10135 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10136 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10137 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10138 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10139 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10140 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10141 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10142 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10143 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10144 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10145 x86_accumulate_outgoing_args, x86_prologue_using_move,
10146 x86_epilogue_using_move, x86_decompose_lea,
10147 x86_arch_always_fancy_math_387, x86_shift1,
10148 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10149 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10150 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10151 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10152 x86_use_incdec, x86_pad_returns, x86_bswap,
10153 x86_partial_flag_reg_stall): Remove.
10154 (enum ix86_tune_indices): New.
10155 (ix86_tune_features): New.
10156 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10157 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10158 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10159 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10160 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10161 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10162 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10163 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10164 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10165 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10166 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10167 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10168 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10169 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10170 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10171 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10172 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10173 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10174 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10175 TARGET_EXT_80387_CONSTANTS): Use it.
10176 (enum ix86_arch_indices): New.
10177 (ix86_arch_features): New.
10178 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10179 TARGET_BSWAP): Use it.
10180 (ix86_tune_mask, ix86_arch_mask): Remove.
10182 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10185 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10186 Define using $${sysroot_headers_suffix}.
10187 * configure: Regenerate.
10188 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10189 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10191 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10192 * gcc.c (print_sysroot_headers_suffix): New.
10193 (option_map): Include --print-sysroot-headers-suffix.
10194 (display_help): Mention -print-sysroot-headers-suffix.
10195 (process_command): Handle -print-sysroot-headers-suffix.
10196 (do_spec_1): Append multilib directory to include-fixed path if
10197 sysroot suffixes in use.
10198 (main): Handle -print-sysroot-headers-suffix.
10199 * Makefile.in (start.encap): Don't depend on xlimits.h
10200 (xlimits.h): Remove.
10201 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10202 limits.h for each multilib in fixinc_list.
10203 (fixinc_list, s-fixinc_list): New.
10204 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10205 generate them for each multilib in fixinc_list.
10206 (stmp-fixproto): Use include-fixed. Run fixproto for each
10207 multilib in fixinc_list.
10208 (mostlyclean): Don't remove xlimits.h.
10209 (clean): Remove include-fixed.
10210 (real-install-headers-tar, real-install-headers-cpio,
10211 real-install-headers-cp): Don't copy include, only include-fixed.
10212 (install-mkheaders): Depend on fixinc_list. Don't depend on
10213 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10214 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10215 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10217 2007-03-06 Jan Hubicka <jh@suse.cz>
10219 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10222 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10224 * configure.ac: Allow tm_file to contain build-directory files.
10225 * configure: Regenerate.
10226 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10227 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10228 * config/m68k/print-sysroot-suffix.sh: New file.
10230 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10232 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10233 of pic_offset_table_rtx if reload_completed.
10234 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10235 PIC_OFFSET_TABLE_REGNUM.
10236 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10238 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10239 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10241 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10243 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10244 functions that call eh_return.
10246 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10248 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10249 functions that need a constant pool.
10251 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10254 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10255 (m68k_preferred_reload_class): Likewise.
10256 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10257 (SECONDARY_RELOAD_CLASS): Define.
10258 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10259 (LIMIT_RELOAD_CLASS): Delete.
10260 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10261 registers from storing bytes.
10262 (m68k_secondary_reload_class): New function.
10263 (m68k_preferred_reload_class): Likewise.
10265 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10267 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10269 (m68k_expand_prologue): Likewise.
10271 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10273 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10274 (mips_expand_epilogue): Add a bool parameter.
10275 (m68k_legitimize_sibcall_address): Declare.
10276 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10277 (m68k_expand_epilogue): Add a parameter to select between sibling
10278 and normal epilogues. Only generate a return for the latter.
10279 (m68k_ok_for_sibcall_p): New function.
10280 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10281 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10282 (sibcall_value, *sibcall_value): Likewise.
10283 (*call, *call_value): Require !SIBLING_CALL_P.
10284 (epilogue): Update call to m68k_expand_epilogue.
10285 (sibcall_epilogue): New pattern.
10286 * config/m68k/predicates.md (const_call_operand): Say that this
10287 predicate applies to sibling calls too.
10288 (sibcall_operand): New predicate.
10290 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10292 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10293 alternatives as movsi_cf.
10294 (movsf_cf_hard): Add commentary.
10296 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10297 Richard Sandiford <richard@codesourcery.com>
10299 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10300 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10301 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10302 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10303 as being live on exit from an interrupt function.
10304 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10305 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10306 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10307 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10308 (m68k_interrupt_function_p): Globalize.
10309 (m68k_compute_frame_layout): Remove reverse mask code.
10310 (m68k_emit_movem, m68k_set_frame_related): New functions.
10311 (m68k_output_function_prologue): Delete in favor of...
10312 (m68k_expand_prologue): ...this new function.
10313 (m68k_output_function_epilogue): Delete in favor of...
10314 (m68k_expand_epilogue): ...this new function.
10315 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10317 (print_operand): Handle %?.
10318 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10319 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10320 (prologue, epilogue): New patterns.
10321 (return): Turn into a define_expand.
10322 (*return): New pattern, derived from old "return" pattern. Use rte
10323 rather than rts for interrupt functions. Only use rtd if the pop
10325 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10326 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10327 (link, *link, unlink, *unlink, load_got): Likewise.
10329 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10333 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10334 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10335 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10336 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10337 and m68k_matches_u_p.
10338 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10339 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10340 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10341 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10342 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10343 (REG_STRICT_P): New macro.
10344 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10345 PCREL_GENERAL_OPERAND_OK.
10346 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10347 m68k_legitimate_base_reg_p.
10348 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10349 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10350 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10351 * config/m68k/m68k.c (m68k_address): New structure.
10352 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10353 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10354 (m68k_jump_table_ref_p, m68k_decompose_address)
10355 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10356 (m68k_matches_u_p): New functions.
10357 (print_operand_address): Rewrite to use m68k_decompose_index.
10359 2007-03-05 David Taylor <dtaylor@emc.com>
10361 * gcc.c: Correct copyright date in --version output.
10363 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10365 * pa.md: In unamed move patterns, disparge copies between general
10366 and floating point registers using '?' modifier. Don't include 'f'
10367 constraint for register preferences in DImode, SImode, HImode and
10368 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10369 Remove constraints for copies between general and floating registers
10370 in soft-float DFmode pattern.
10371 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10375 2007-03-05 Mike Stump <mrs@apple.com>
10377 * c-common.c (targetcm): Add.
10378 * c-opts.c (c_common_handle_option): Handle language specific
10380 * opts.c (handle_option): Verify language for target options, if
10382 * opth-gen.awk: Add CL_LANG_ALL.
10383 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10384 (TARGETCM_INITIALIZER): Add.
10385 * target.h (struct gcc_targetcm): Add.
10387 * targhooks.c (default_handle_c_option): Add.
10388 * targhooks.h (default_handle_c_option): Add.
10389 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10391 * config/darwin.opt (iframework): Add.
10392 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10393 * config/darwin-c.c (handle_c_option): Add.
10394 (TARGET_HANDLE_C_OPTION): Add.
10396 * doc/invoke.texi (Darwin Options): Add -iframework.
10398 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10400 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10403 2007-03-05 Ian Lance Taylor <iant@google.com>
10405 * c.opt (fgnu89-inline): New option.
10406 * c-opts.c (c_common_post_options): Set default value for
10408 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10409 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10411 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10412 (grokdeclarator, start_function): Likewise.
10413 * c-cppbuiltin.c (c_cpp_builtins): Define either
10414 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10415 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10416 (C Dialect Options): Document -fgnu89-inline.
10417 * doc/extend.texi (Function Attributes): Explain what the
10418 gnu_inline attribute does.
10419 * doc/cpp.texi (Common Predefined Macros): Document
10420 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10422 2007-03-05 Ian Lance Taylor <iant@google.com>
10424 PR tree-optimization/31034
10425 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10426 half-range if the other side is an overflow infinity.
10428 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10430 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10431 (bfin*-linux-uclibc*): New configuration.
10432 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10434 * config/bfin/linux.h: New file.
10435 * config/bfin/libgcc-bfin.ver: New file.
10436 * config/bfin/t-bfin-uclinux: New file.
10437 * config/bfin/t-bfin-linux: New file.
10438 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10439 (TARGET_OS_CPP_BUILTINS): New macro.
10441 2007-03-05 Richard Guenther <rguenther@suse.de>
10443 * fold-const.c (fold_binary): Remove duplicate folding
10444 of comparison of non-null ADDR_EXPR against null.
10446 2007-03-05 Richard Guenther <rguenther@suse.de>
10447 Dorit Nuzman <dorit@il.ibm.com>
10449 PR tree-optimization/26420
10450 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10451 are no loops in the function. Only print the number of
10452 vectorized loops if it is greater than zero or we are supposed
10453 to print information about unvectorized loops.
10455 2007-03-05 Revital Eres <eres@il.ibm.com>
10457 * gcc.dg/var-expand1.c: New test.
10458 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10459 when an accumulator is expanded.
10461 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10464 * c-common.c (convert_and_check): Don't give warnings for
10465 conversion if 'expr' already overflowed.
10467 2007-03-04 Roger Sayle <roger@eyesopen.com>
10469 PR middle-end/30744
10470 * fold-const.c (fold_comparison): Enforce type consistency when
10471 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10473 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10475 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10476 containing a cast to the base of TARGET_MEM_REF.
10478 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10480 * tree.c (tree_contains_struct_check_failed): Remove spurious
10481 whitespace from error message.
10483 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10486 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10487 instead of precision.
10489 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10490 Nathan Sidwell <nathan@codesourcery.com>
10492 * emit-rtl.c (find_auto_inc): New.
10493 (try_split): recreate REG_INC notes,
10494 Use regular for loops rather than whiles.
10496 2007-03-03 Andreas Schwab <schwab@suse.de>
10498 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10499 * configure: Regenerate.
10501 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10503 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10504 flag_rounding_math, not flag_unsafe_math_optimizations.
10506 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10508 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10509 alpha_fold_vector_minmax): Likewise.
10510 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10511 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10513 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10515 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10516 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10517 if the lhs has side-effects.
10518 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10520 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10522 * config/i386/i386.h (TUNEMASK): Remove define.
10523 (ARCHMASK): Remove define.
10524 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10525 Use ix86_arch_mask variable instead of ARCHMASK.
10526 * config/i386/i386.c (override_options): Ditto.
10527 (standard_80387_constant_p): Ditto.
10529 2007-03-02 Ian Lance Taylor <iant@google.com>
10531 Used signed infinities in VRP.
10532 * tree-vrp.c (uses_overflow_infinity): New static function.
10533 (supports_overflow_infinity): New static function.
10534 (make_overflow_infinity): New static function.
10535 (negative_overflow_infinity): New static function.
10536 (positive_overflow_infinity): New static function.
10537 (is_negative_overflow_infinity): New static function.
10538 (is_positive_overflow_infinity): New static function.
10539 (is_overflow_infinity): New static function.
10540 (overflow_infinity_range_p): New static function.
10541 (compare_values_warnv): New function split out of compare_values.
10542 (compare_value): Call it.
10543 (set_value_range_to_nonnegative): Add overflow_infinity
10544 parameter. Change caller.
10545 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10547 (vrp_expr_computes_nonzero): Likewise.
10548 (compare_ranges, compare_range_with_value): Likewise.
10549 (compare_name_with_value, compare_names): Likewise.
10550 (vrp_evaluate_conditional): Likewise.
10551 (set_value_range): Handle infinity
10552 (vrp_operand_equal_p, operand_less_p): Likewise.
10553 (extract_range_from_assert): Likewise.
10554 (vrp_int_const_binop): Likewise.
10555 (extract_range_from_binary_expr): Likewise.
10556 (extract_range_from_unary_expr): Likewise.
10557 (extract_range_from_comparison): Likewise.
10558 (extract_range_from_expr): Likewise.
10559 (dump_value_range): Likewise.
10560 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10561 (test_for_singularity): Likewise.
10562 (vrp_int_const_binop): Remove inline qualifier.
10563 (adjust_range_with_scev): Add comment.
10564 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10566 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10568 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10569 (get_constraint_for): Likewise.
10570 (do_structure_copy): Likewise.
10571 (find_func_aliases): Fix references to MODIFY_EXPR.
10572 (intra_create_variable_infos): Tidy.
10573 * tree-ssa-operands.c (add_virtual_operand): Add argument
10575 When adding members of alias sets, if IS_CALL_SITE is true and
10576 the symbol is not call-clobbered, skip it.
10577 Adjust all callers.
10579 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10581 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10582 entry by means of emit_insn_at_entry.
10584 2007-03-02 Richard Henderson <rth@redhat.com>
10586 * expr.h (promoted_input_arg): Remove decl.
10587 * function.c (promoted_input_arg): Merge into ...
10588 * combine.c (setup_incoming_promotions): ... only caller.
10589 Rearrange to avoid double loop.
10591 2007-03-02 Ben Elliston <bje@au.ibm.com>
10592 Peter Bergner <bergner@vnet.ibm.com>
10593 Janis Johnson <janis187@us.ibm.com>
10595 * config/rs6000/dfp.md: New file.
10596 * config/rs6000/rs6000.md: Include dfp.md.
10597 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10598 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10599 and TDmode decimal float modes in FP registers.
10600 (num_insns_constant): Likewise.
10601 (rs6000_legitimate_offset_address_p): Likewise.
10602 (rs6000_legitimize_address): Likewise.
10603 (rs6000_legitimize_reload_address): Likewise.
10604 (rs6000_legitimate_address): Likewise.
10605 (rs6000_emit_move): Likewise.
10606 (function_arg_boundary): Likewise.
10607 (function_arg_advance): Likewise.
10608 (rs6000_darwin64_record_arg_recurse): Likewise.
10609 (function_arg): Likewise.
10610 (rs6000_gimplify_va_arg): Likewise.
10611 (rs6000_split_multireg_move): Likewise.
10612 (rs6000_output_function_epilogue): Likewise.
10613 (rs6000_output_function_epilogue): Likewise.
10614 (rs6000_register_move_cost): Likewise.
10615 (rs6000_function_value): Likewise.
10616 (rs6000_libcall_value): Likewise.
10618 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10620 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10622 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10624 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10625 Use $MULTIDIR to choose between the kernel and RTP headers,
10626 and use $WIND_BASE and $WIND_USR to locate them.
10628 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10630 * config/i386/i386.c (override_options): Put initialization of
10631 ix86_tune_mask and ix86_arch_mask to the correct place.
10633 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10634 Michael Meissner <michael.meissner@amd.com>
10637 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10638 (ARCHMASK): Define.
10639 (TARGET_CMOVE): Use ARCHMASK.
10640 (TARGET_CMPXCHG): Ditto.
10641 (TARGET_CMPXCHG8B): Ditto.
10642 (TARGET_XADD): Ditto.
10643 (TARGET_BSWAP): Ditto.
10644 * config/i386/i386.c (ix86_tune_mask): New global variable.
10645 (ix86_arch_mask): Ditto.
10646 (override_options): Initialize ix86_tune_mask and
10647 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10650 2007-03-02 Ben Elliston <bje@au.ibm.com>
10653 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10655 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10657 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10658 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10659 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10660 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10662 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10663 rs6000_init_dwarf_reg_sizes_extra): New.
10664 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10665 SPE register high parts.
10667 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10669 * Makefile.in: Add install-pdf target as
10670 copied from automake v1.10 rules.
10671 * configure.ac: Add install-pdf to target list.
10672 * configure: Regenerate.
10674 2007-03-01 Paul Brook <paul@codesourcery.com>
10676 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10677 modes to LDRD for DImode.
10678 (output_move_double): Fixup out of range ldrd/strd.
10679 (vfp_secondary_reload_class): Rename...
10680 (coproc_secondary_reload_class): ... to this. Add wb argument.
10681 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10682 coproc_secondary_reload_class for CLASS_IWMMXT.
10683 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10684 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10686 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10688 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10689 factor by the estimated number of iterations.
10690 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10693 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10694 decode_caches_intel, detect_caches_intel): New functions.
10695 (host_detect_local_cpu): Use detect_caches_amd and
10696 detect_caches_intel.
10698 2007-03-01 Richard Henderson <rth@redhat.com>
10700 * expr.c (emit_move_complex_push): Export.
10701 (emit_move_complex_parts): Split out from ...
10702 (emit_move_complex): ... here.
10703 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10704 * config/i386/i386.md (movcdi): New.
10706 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10709 size of mode1 to check for tieable modes in MMX case.
10711 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10713 * Makefile.in (rtlanal.o): Depend on tree.h.
10714 * rtl.h (offset_within_section_p, split_const): Declare.
10715 * rtlanal.c: Include tree.h.
10716 (offset_within_block_p): New function, taken from
10717 mips_offset_within_object_p.
10718 (split_const): New function, taken from mips_split_const.
10719 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10721 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10722 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10723 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10724 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10725 (m68k_illegitimate_symbolic_constant_p): New function.
10726 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10727 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10728 symbolic constant that might be outside the symbol's section,
10729 move the symbol first and then add the offset.
10730 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10732 * config/mips/mips.c (mips_split_const): Delete.
10733 (mips_offset_within_object_p): Delete.
10734 (mips_symbolic_constant_p): Use offset_within_section_p and
10735 split_const instead of mips_offset_within_object_p and
10737 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10738 (mips_legitimize_const_move, print_operand_reloc)
10739 (mips_dangerous_for_la25_p): Use split_const instead of
10742 2007-02-28 Eric Christopher <echristo@apple.com>
10744 * Makefile.in (install-include-dir): Don't rm -rf include.
10746 2007-02-28 Richard Guenther <rguenther@suse.de>
10748 PR middle-end/30364
10749 * fold-const.c (fold_binary): Do not associate expressions
10750 with more than one variable for integer types that do not wrap.
10752 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10754 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10755 Delete, and replace with...
10756 (fold_builtin_call_array): This. Update callers to use it.
10757 * fold-const.c (fold_build_call_list): Delete, and replace with...
10758 (fold_build_call_array): This.
10759 (fold_build_call_list_initializer): Delete, and replace with...
10760 (fold_build_call_array_initializer): This.
10761 * tree.h: Update declarations to reflect above changes.
10763 * c-typeck.c (build_function_call): Store converted arguments
10764 in a stack-allocated array instead of building a list.
10765 (convert_arguments): Store arguments in the array passed in as an
10766 argument, and return the actual number of arguments.
10767 * c-format.c: (check_function_format): Pass arguments in an
10768 array instead of a list.
10769 * c-common.c (check_function_nonnull): Likewise.
10770 (check_function_sentinel): Likewise.
10771 (check_function_arguments): Likewise.
10772 * c-common.h: Update declarations to reflect above changes.
10774 2007-02-28 Jan Hubicka <jh@suse.cz>
10776 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10777 PRED_NEGATIVE_RETURN): Update outcomes.
10779 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10781 * calls.c (emit_library_call_value_1): Handle partial registers
10782 correctly when building up CALL_INSN_FUNCTION_USAGE.
10784 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10786 * pa/predicates.md (move_src_operand): Allow zero for mode.
10787 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10790 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10793 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10794 *movv2df_internal): Enable pattern only for valid operand
10796 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10797 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10799 2007-02-27 Mike Stump <mrs@apple.com>
10801 * config/darwin-crt3.c: Avoid compilation when compiling for a
10804 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10806 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10808 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10809 for fixed headers and limits.h.
10810 (install-include-dir, install-headers-tar, install-headers-cpio,
10811 install-headers-cp, real-install-headers-tar,
10812 real-install-headers-cpio, real-install-headers-cp): Handle
10813 include-fixed as well as include.
10814 (install-mkheaders): Don't install files that go only in include
10816 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10817 from GCC_INCLUDE_DIR.
10818 * gcc.c (process_command): Remove special -BstageN/ handling.
10819 (do_spec_1): Add include-fixed directories.
10821 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10823 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10825 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10827 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10830 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10832 * c-common.c (get_priority): Add check for
10833 SUPPORTS_INIT_PRIORITY.
10835 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10837 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10839 * config/bfin/bfin.c: Include "cfglayout.h".
10840 (MAX_LSETUP_DISTANCE): New macro.
10841 (struct loop_info): New members incoming, incoming_src and
10842 incoming_dest. Delete member predecessor.
10843 (length_for_loop): New function.
10844 (bfin_optimize_loop): Handle more different loop structures.
10845 (bfin_discover_loop): Rework detection of predecessor blocks by
10846 examining incoming edges.
10847 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10849 (bfin_reorder_loops): New function.
10850 (bfin_reorg_loops): Use these three new functions.
10852 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10853 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10854 (CONSTRAINT_LEN): Add entry for 'q'.
10855 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10856 Add 'q' constraints.
10857 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10858 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10860 * config/bfin/bfin.md (add_with_carry): New pattern.
10861 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10862 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10863 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10864 support unsigned multiplies too. Removed incorrect commutativity from
10865 operand 1 constraint where appropriate.
10866 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10868 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10869 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10871 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10872 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10873 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10874 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10875 usmulhisi_hh_huh): New patterns.
10877 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10878 lshifthi3): Fix output template to use half reg for operand 2.
10880 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10883 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10885 2007-02-27 Andreas Schwab <schwab@suse.de>
10887 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10889 2007-02-27 Jan Hubicka <jh@suse.cz>
10891 * predict.c (last_basic_block_p): Remove.
10892 (tree_estimate_probability): Update return heuristic for commonized
10895 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10897 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10899 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10901 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10902 * doc/cpp.texi: Standardize title page.
10903 * doc/cppinternals.texi: Likewise.
10904 * doc/gcc.texi: Standardize title page, remove version number
10905 from copyright page.
10906 * doc/gccint.texi: Likewise.
10907 * doc/install.texi: Standardize title page, add table of
10910 2007-02-26 Jan Hubicka <jh@suse.cz>
10912 * predict.def: Set outcomes according to more recent results.
10913 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10914 Remove dead predictors.
10915 * predict.c (return_prediction): Fix pasto.
10917 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10919 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10920 change; avoid a memory leak when returning early.
10922 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10924 * c-decl.c (static_ctors): Move to c-common.c.
10925 (static_dtors): Likewise.
10926 (finish_function): Use c_record_cdtor_fn.
10927 (build_cdtor): Move to c-common.c.
10928 (c_write_global_declarations): Use c_build_cdtor_fns.
10929 * c-common.h (static_ctors): Declare.
10930 (static_dtors): Likewise.
10931 (c_record_cdtor_fn): Likewise.
10932 (c_build_cdtor_fns): Likewise.
10933 * c-common.c (static_ctors): New variable.
10934 (static_dtors): Likewise.
10935 (c_record_cdtor_fn): New function.
10936 (build_cdtor): Move from c-decl.c
10937 (c_build_cdtor_fns): New function.
10939 * output.h (assemble_addr_to_section): Declare.
10940 (get_cdtor_priority_section): Likewise.
10941 * varasm.c (assemble_addr_to_section): New function.
10942 (get_cdtor_priority_section): Likewise.
10943 (default_named_section_asm_out_destructor): Use them.
10944 (destor_dtor_section_asm_out_destructor): Likewise.
10945 (default_named_section_asm_out_constructor): Likewise.
10946 (default_ctor_section_asm_out_constructor): Likewise.
10947 * config.gcc (*-*-vxworks*): Include vxworks.o.
10948 * config/t-vxworks (vxworks.o): New target.
10949 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10950 (TARGET_ASM_CONSTRUCTOR): Define.
10951 (TARGET_ASM_DESTRUCTOR): Likewise.
10952 (vxworks_asm_out_constructor): Declare.
10953 (vxworks_asm_out_destructor): Likewise.
10955 * c-common.c (get_priority): Check that we have not just an
10956 INTEGER_CST, but an integer constant with integeral type.
10958 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10960 PR tree-optimization/30938
10961 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10962 use &dt[nargs-1] instead of &dt[nargs] in the call to
10963 vect_is_simple_use().
10965 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10967 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10968 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10969 Do not attempt to handle MEM inside auto-inc expressions.
10970 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10971 of a register modified by an auto-inc expression. However, do handle
10972 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10973 (elimination_effects): Prohibit elimination of a register modified
10974 by an auto-inc expression. Disable register elimination rules whose
10975 target register is modified by an auto-inc expression with variable
10978 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
10980 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
10982 (array_at_struct_end_p): New function.
10983 (idx_infer_loop_bounds): Use it.
10984 (estimate_numbers_of_iterations_loop): Export.
10985 * predict.c (predict_loops): Use estimated_loop_iterations_int.
10986 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
10987 (tree_estimate_probability): Call record_loop_exits.
10988 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
10989 (estimated_loop_iterations, estimated_loop_iterations_int,
10990 estimated_loop_iterations_tree): New functions.
10991 (analyze_siv_subscript_cst_affine,
10992 compute_overlap_steps_for_affine_1_2,
10993 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
10994 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
10995 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
10996 (PRED_LOOP_ITERATIONS_GUESSED): New.
10997 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
10998 * cfgloop.h (estimate_numbers_of_iterations_loop,
10999 estimated_loop_iterations_int): Declare.
11001 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11003 * doc/extend.texi: Document optional priority argument to
11004 constructors and destructors.
11005 * tree.c (init_priority_for_decl): Adjust GTY markers.
11006 (init_ttree): Use priority-info hash functions for
11007 init_priority_for_decl.
11008 (tree_map_eq): Rename to ...
11009 (tree_map_base_eq): ... this.
11010 (tree_map_marked_p): Rename to ...
11011 (tree_map_base_marked_p): ... this.
11012 (tree_map_base_hash): New function.
11013 (decl_init_priority_lookup): Rework.
11014 (decl_fini_priority_lookup): New function.
11015 (decl_priority_info): New function.
11016 (decl_init_priority_insert): Use it.
11017 (decl_fini_priority_insert): Likewise.
11018 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11020 (decl_restrict_base_insert): Likewise.
11021 (decl_debug_expr_insert): Likewise.
11022 (decl_value_expr_lookup): Likewise.
11023 (decl_value_expr_insert): Likewise.
11024 * tree.h (priority_type): New type.
11025 (decl_init_priority_lookup): Use priority_type.
11026 (decl_fini_priority_lookup): New function.
11027 (decl_init_priority_insert): Use priority_type.
11028 (decl_fini_priority_insert): New function.
11029 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11030 (DECL_INIT_PRIORITY): Likewise.
11031 (SET_DECL_INIT_PRIORITY): Add comment.
11032 (DECL_FINI_PRIORITY): New macro.
11033 (SET_DECL_FINI_PRIORITY): Likewise.
11034 (DEFAULT_INIT_PRIORITY): Document.
11035 (MAX_INIT_PRIORITY): Likewise.
11036 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11037 (tree_map_base): New type.
11038 (tree_map_base_eq): New function.
11039 (tree_map_base_hash): Likewise.
11040 (tree_map_base_marked_p): Likewise.
11041 (tree_map): Inherit from tree_map_base.
11042 (tree_map_eq): Make it a macro.
11043 (tree_map_marked_p): Likewise.
11044 (tree_int_map): Inherit from tree_map_base.
11045 (tree_int_map_eq): Make it a macro.
11046 (tree_int_map_hash): Likewise.
11047 (tree_int_map_marked_p): Likewise.
11048 (tree_priority_map): New type.
11049 (tree_priority_map_eq): New macro.
11050 (tree_priority_map_hash): Likewise.
11051 (tree_priority_map_marked_p): Likewise.
11052 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11054 (emutls_common_1): Likewise.
11055 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11056 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11057 of tree_map hierarchy.
11058 * tree-cfg.c (move_stmt_r): Likewise.
11059 (new_label_mapper): Likewise.
11060 * c-tree.h (c_expand_body): Move to ...
11061 * c-common.h (c_expand_body): ... here.
11062 * c-decl.c (c_expand_body): Move to ...
11063 * c-common.c (c_expand_body): ... here.
11064 (c_common_attribute_table): Allow 1 argument for the constructor
11065 and destructor attributes.
11066 (get_priority): New function.
11067 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11068 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11070 2007-02-24 Jan Hubicka <jh@suse.cz>
11072 PR middle-end/30509
11073 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11075 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11076 Jan Hubicka <jh@suse.cz>
11079 * i386.c (counter_mode): New function.
11080 (expand_set_or_movmem_via_loop): Use it.
11081 (expand_movmem_epilogue): Likewise; fix pasto.
11082 (ix86_expand_movmem): Do emit guard even for constant counts.
11083 (ix86_expand_setmem): Likewise.
11085 2007-02-25 Nick Clifton <nickc@redhat.com>
11087 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11088 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11090 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11093 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11094 count argument with 0x10, not with 0x16.
11095 (expand_setmem_epilogue): Ditto.
11097 2007-02-24 Mike Stump <mrs@apple.com>
11099 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11102 2007-02-24 Richard Guenther <rguenther@suse.de>
11104 PR middle-end/30951
11105 * fold-const.c (fold_binary): Fold x +- CST op x for
11106 EQ_EXPR and NE_EXPR.
11108 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11110 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11112 2007-02-24 Jan Hubicka <jh@suse.cz>
11114 * cgraphunit.c (decide_is_function_needed): Honor
11115 -fkeep-inline-functions.
11117 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11119 * builtins.c (fold_builtin_modf): New.
11120 (fold_builtin_2): Use it.
11122 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11124 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11125 (determine_max_iter): Take additional LOOP arg; all callers changed.
11126 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11127 one using simplifications.
11128 (simplify_using_initial_values): Return if the expression becomes
11129 invalid due to altered regs.
11131 2007-02-23 DJ Delorie <dj@redhat.com>
11133 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11135 2007-02-23 Mike Stump <mrs@apple.com>
11137 * tlink.c (scan_linker_output): Parse linker messages from
11138 darwin9's linker better.
11140 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11143 * varpool.c (varpool_assemble_pending_decls): Set
11144 varpool_last_needed_node to null.
11146 2007-02-23 DJ Delorie <dj@redhat.com>
11148 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11149 alignment bigger than the object file can handle.
11151 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11154 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11155 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11156 (*movsf_1): Penalize MMX moves.
11158 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11160 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11161 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11163 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11165 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11167 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11168 (fold_builtin_1): Use them.
11169 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11170 BUILT_IN_SIGNIFICAND.
11172 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11174 * config/i386/i386.c (bdesc_1arg): Initialize
11175 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11176 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11177 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11178 and IX86_BUILTIN_MOVSLDUP.
11180 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11182 PR rtl-optimization/30841
11183 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11185 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11187 * builtins.c (fold_builtin_frexp): New.
11188 (fold_builtin_2): Use it.
11190 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11192 * doc/invoke.texi (Spec Files): Document getenv spec function.
11194 * gcc.c (getenv_spec_function): New function.
11195 (static_spec_functions): Add it.
11196 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11197 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11200 2007-02-22 Michael Matz <matz@suse.de
11203 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11204 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11206 2007-02-22 Ian Lance Taylor <iant@google.com>
11209 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11210 (mem_loc_descriptor): Call it.
11212 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11213 Ira Rosen <irar@il.ibm.com>
11215 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11217 2007-02-22 Ira Rosen <irar@il.ibm.com>
11219 PR tree-optimization/30843
11220 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11221 stores only after all the group is vectorized.
11223 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11225 PR tree-optimization/30858
11226 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11227 in the reduction cycle have a single use in the loop.
11228 * tree-vectorizer.h (relevant): Add documentation.
11230 2007-02-20 Mike Stump <mrs@apple.com>
11232 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11233 * configure: Regenerate.
11235 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11237 Change the defaults of some parameters and options.
11238 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11239 * config/spu/spu.c (spu_optimization_options): Add.
11240 (spu_override_options): Change params in spu_optimization_options.
11241 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11243 Register 127 is only 16 byte aligned when used as a frame pointer.
11244 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11245 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11246 HARD_FRAME_POINTER_REGNUM.
11247 (spu_legitimate_address): Use regno_aligned_for_reload.
11248 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11249 aligned when frame_pointer_needed is true.
11250 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11252 * config/spu/spu.h (INIT_EXPANDERS): Define.
11254 Make sure shift and rotate instructions have valid immediate operands.
11255 * config/spu/predicates.md (spu_shift_operand): Remove.
11256 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11257 * config/spu/constraints.md (W, O): Extend range.
11258 * config/spu/spu.md (umask, nmask): Define.
11259 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11260 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11261 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11262 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11263 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11264 (lshr<mode>3_reg): Fix rtl description.
11266 Make sure mulhisi immediate operands are valid.
11267 * config/spu/predicates.md (imm_K_operand): Add.
11268 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11270 Generate constants using fsmbi and andi.
11271 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11272 (print_operand, spu_split_immediate, classify_immediate,
11273 fsmbi_const_p): Handle IC_FSMBI2.
11275 Correctly handle a CONST_VECTOR containing symbols.
11276 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11277 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11278 (immediate_load_p): Allow symbols that use 2 instructions to create.
11279 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11280 with symbols when flag_pic is set.
11281 (const_vector_immediate_p): New.
11282 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11283 accept a CONST_VECTOR with symbols.
11284 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11285 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11287 * config/spu/spu.md (high, low): Delete.
11288 (low_<mode>): Define.
11290 Remove INTRmode and INTR_REGNUM, which didn't work.
11291 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11293 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11294 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11295 peephole2 pattern): Don't use INTR or 131.
11296 (movintrcc): Delete.
11297 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11298 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11299 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11300 (UNSPEC_SET_INTR): Add.
11301 * config/spu/spu-modes.def (INTR): Remove.
11303 More accurate warnings about run-time relocations.
11304 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11306 Correctly warn about immediate arguments to specific intrinsics.
11307 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11308 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11309 the instruction predicate.
11311 Fix tree check errors with latest update.
11312 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11314 (spu_expand_builtin): Use CALL_EXPR_FN.
11316 Add missing specific intrinsics.
11317 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11319 * config/spu/spu_internals.h: Ditto.
11321 Fix incorrect operand modifiers.
11322 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11323 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11325 Optimize one case of zero_extend of a vec_select.
11326 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11328 Accept any immediate for hbr.
11329 * config/spu/spu.md (hbr): Change s constraints to i.
11331 2007-02-21 Paul Brook <paul@codesourcery.com>
11333 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11334 condexec_count when skipping USE and CLOBBER.
11336 2007-02-21 Nick Clifton <nickc@redhat.com>
11338 * common.opt (Warray-bounds): Add Warning attribute.
11339 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11341 (fsized-zeroes): Add Optimization attribute.
11342 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11343 * c.opt (Wc++0x-compat): Add Warning attribute.
11345 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11347 PR middle-end/30761
11348 * reload1.c (eliminate_regs_in_insn): In the single_set special
11349 case, attempt to re-recognize the insn before falling back to
11350 having reload fix it up.
11352 2007-02-20 Eric Christopher <echristo@gmail.com>
11354 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11355 Rewrite accordingly.
11356 (frv_read_iacc_argument): Ditto.
11357 (frv_expand_set_builtin): Take a call instead of arglist, update for
11359 (frv_expand_unop_builtin): Ditto.
11360 (frv_expand_binop_builtin): Ditto.
11361 (frv_expand_cut_builtin): Ditto.
11362 (frv_expand_binopimm_builtin): Ditto.
11363 (frv_expand_voidbinop_builtin): Ditto.
11364 (frv_expand_int_void2arg): Ditto.
11365 (frv_expand_prefetches): Ditto.
11366 (frv_expand_voidtriop_builtin): Ditto.
11367 (frv_expand_voidaccop_builtin): Ditto.
11368 (frv_expand_load_builtin): Ditto.
11369 (frv_expand_store_builtin): Ditto.
11370 (frv_expand_mdpackh_builtin): Ditto.
11371 (frv_expand_mclracc_builtin): Ditto.
11372 (frv_expand_mrdacc_builtin): Ditto.
11373 (frv_expand_mwtacc_builtin): Ditto.
11374 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11377 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11379 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11380 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11382 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11383 point instructions.
11384 * configure: Regenerate.
11385 * config.in: Regenerate.
11386 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11387 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11388 masks to power6 and power6x and to POWERPC_MASKS.
11389 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11391 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11392 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11393 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11394 Access PROTOTYPE as variable, not mask.
11396 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11398 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11399 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11400 * combine.c (adjust_for_new_dest): Use it.
11401 * postreload.c (reload_combine): Likewise.
11403 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11405 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11406 notes on an insn with multiple sets, even if single_set returns
11407 non-NULL for that insn.
11409 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11411 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11412 scalbn and scalbln.
11414 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11416 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11417 if user didn't pass it.
11418 * config/i386/darwin.h (CC1_SPEC): Likewise.
11419 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11420 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11421 -mmacosx-version-min.
11423 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11424 Uros Bizjak <ubizjak@gmail.com>
11426 * optabs.h (enum optab_index): Add new OTI_scalb.
11427 (scalb_optab): Define corresponding macro.
11428 * optabs.c (init_optabs): Initialize scalb_optab.
11429 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11431 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11432 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11433 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11434 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11435 flag_unsafe_math_optimizations is set.
11437 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11438 to implement scalbf, scalb and scalbl built-ins as inline x87
11441 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11442 DJ Delorie <dj@redhat.com>
11445 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11446 (diagnostic_report_diagnostic): ... here, and turn them into real
11447 errors. If warnings are inhibited, no need to do anything.
11449 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11451 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11452 better code generation.
11454 2007-02-20 Ben Elliston <bje@au.ibm.com>
11456 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11458 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11460 * config/alpha/alpha.c, config/alpha/alpha.md,
11461 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11462 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11463 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11464 config/arm/lib1funcs.asm: Follow spelling conventions.
11466 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11467 config/fr30/fr30.md, config/i386/i386.h,
11468 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11469 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11470 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11471 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11472 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11473 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11474 config/sparc/sparc.c, config/sparc/sparc.h,
11475 config/sparc/sparc.md, config/spu/constraints.md,
11476 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11479 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11482 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11485 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11487 * doc/invoke.texi (-ftree-lrs): Remove.
11489 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11491 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11494 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11496 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11497 new CALL_EXPR_FN macro for retrieving the function
11498 declaration of the input expression.
11500 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11502 * c.opt (Waddress): New.
11503 * common.opt (Walways-true): Delete.
11504 (Wstring-literal-comparison): Delete.
11505 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11506 -Wstring-literal-comparison. Add -Waddress.
11508 (Walways-true): Delete.
11509 (Wstring-literal-comparison): Delete.
11510 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11511 consistently instead of -Walways-true in example.
11512 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11513 * c-typeck.c (parser_build_binary_op): Replace
11514 -Wstring-literal-comparison and -Walways-true with -Waddress.
11515 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11518 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11520 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11521 without DECL_STRUCT_FUNCTION initialized.
11523 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11525 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11526 due to calls to functions taking pointers as parameters.
11528 2007-02-19 Richard Henderson <rth@redhat.com>
11531 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11534 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11536 * config/s390/s390.c (s390_call_saved_register_used,
11537 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11538 accessed to the new scheme.
11540 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11542 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11543 (cris_print_index, cris_print_operand, cris_print_operand_address)
11544 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11545 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11546 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11547 GET_CODE () == xxx.
11548 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11549 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11550 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11551 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11552 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11553 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11554 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11555 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11556 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11557 (uminsi3, call, call_value): Ditto.
11558 (define_split: indir_to_reg_split, unnamed): Ditto.
11560 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11562 PR tree-optimization/30975
11563 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11566 2007-02-18 Eric Christopher <echristo@gmail.com>
11568 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11569 Remove use of arglist.
11570 (mips_expand_builtin): Remove use of arglist, pass in expr.
11571 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11572 (mips_expand_builtin_movtf): Ditto.
11573 (mips_expand_builtin_compare): Ditto.
11575 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11577 * tree-sra.c (sra_build_assignment): Replace assertion
11578 checking with a comment explaining why it can't be done.
11580 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11582 PR middle-end/30833
11583 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11584 during CALL_EXPR representation conversion.
11585 * tree-ssa-propagate.c (set_rhs): Likewise.
11587 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11589 * tree-sra.c (sra_build_assignment): Disable assertion checking
11592 2007-02-18 Roger Sayle <roger@eyesopen.com>
11594 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11595 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11596 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11598 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11599 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11600 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11601 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11602 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11603 force_gimple_operand): Likewise.
11604 * ipa-cp.c (constant_val_insert): Likewise.
11605 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11606 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11607 perfect_nestify): Likewise.
11608 * langhooks.c (lhd_omp_assignment): Likewise.
11609 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11610 lower_copyprivate_clauses, lower_send_clauses,
11611 lower_send_shared_vars, expand_parallel_call,
11612 expand_omp_for_generic, expand_omp_for_static_nochunk,
11613 expand_omp_for_static_chunk, expand_omp_sections,
11614 lower_omp_single_copy, lower_omp_for_lastprivate,
11615 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11616 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11617 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11620 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11622 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11623 config/sh/sh.md: Follow spelling conventions.
11625 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11626 config/frv/predicates.md: Follow spelling conventions.
11628 * config/m68k/linux-unwind.h: Fix a comment typo.
11629 * target.h: Follow spelling conventions.
11631 2007-02-18 Roger Sayle <roger@eyesopen.com>
11633 PR rtl-optimization/28173
11634 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11635 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11636 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11637 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11638 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11640 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11642 * builtins.c (fold_builtin_load_exponent): New.
11643 (fold_builtin_2): Use it.
11645 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11647 PR rtl-optimization/30773
11648 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11649 if we fail to attach a REG_EQUIV note.
11651 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11652 Roger Sayle <roger@eyesopen.com>
11654 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11656 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11658 * calls.c (initialize_argument_information): Pass original EXP
11659 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11660 code to split complex arguments here, as part of initializing the
11662 (expand_call): Remove code that builds a list of arguments and
11663 inserts implicit arguments into it. Instead, just count how many
11664 implicit arguments there will be so we can determine the size of
11665 the ARGS array, and let initialize_argument_information do the work.
11666 (split_complex_values): Delete unused function.
11668 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11670 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11672 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11674 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11675 for arg pointer based indexed addressing.
11677 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11679 * config/ia64/ia64.h, config/ia64/ia64.md,
11680 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11681 spelling conventions.
11683 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11685 * config/m68k/m68k.c (split_di): New.
11686 * config/m68k/m68k-protos.h: Declare split_di.
11687 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11688 Improve predicate handling and split constant shifts.
11690 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11692 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11693 parameter for register bitfield operations, general predicates
11696 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11698 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11699 * config/m68k/linux-unwind.h: New file.
11701 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11703 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11704 config/i386/athlon.md, config/ia64/ia64.md,
11705 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11706 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11707 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11708 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11709 tree-vect-transform.c: Fix comment typos.
11711 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11713 * sched-deps.c (find_insn_list): Remove.
11714 * sched-int.h: Remove the prototype for find_insn_list.
11716 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11718 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11720 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11721 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11722 darwin_rs6000_override_options.
11723 (C_COMMON_OVERRIDE_OPTIONS): Expect
11724 darwin_macosx_version_min to be non-NULL always.
11725 (TARGET_C99_FUNCTIONS): Likewise.
11726 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11727 (DARWIN_MINVERSION_SPEC): New.
11728 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11729 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11731 (DARWIN_MINVERSION_SPEC): New.
11732 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11734 * config/darwin-c.c (darwin_cpp_builtins): Expect
11735 darwin_macosx_version_min to be non-NULL always.
11737 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11739 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11741 * config/i386/i386.h (x86_use_xchgb): New.
11742 (TARGET_USE_XCHGB): New macro.
11743 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11744 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11745 Split after reload into bswaphi for shifts of 8.
11746 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11747 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11748 or when optimizing for size.
11750 2007-02-16 Richard Guenther <rguenther@suse.de>
11751 Christian Bruel <christian.bruel@st.com>
11753 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11754 DECLs but prefer SSA_NAMEs over DECLs.
11756 2007-02-16 Richard Guenther <rguenther@suse.de>
11758 * tree-flow-inline.h (single_imm_use_p): Remove.
11759 (zero_imm_uses_p): Likewise.
11760 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11761 instead of single_imm_use_p.
11762 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11765 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11768 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11769 nested double- and backquotes.
11771 2007-02-15 Roger Sayle <roger@eyesopen.com>
11773 PR middle-end/30391
11774 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11775 should be unreachable.
11776 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11777 For the time being redirect GIMPLE_MODIFY_STMT to the new
11778 (renamed) build_gimple_modify_stmt_stat.
11779 (build2_gimple_stat): Rename to...
11780 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11781 Always build a GIMPLE_MODIFY_STMT node.
11782 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11783 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11786 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11787 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11788 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11789 expand_complex_div_wide): Likewise.
11790 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11791 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11792 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11793 * tree-ssa-loop-manip.c (create_iv): Likewise.
11794 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11795 abs_replacement): Likewise.
11796 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11797 realify_fake_stores): Likewise.
11799 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11800 node rather than a GIMPLE_MODIFY_STMT node.
11801 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11802 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11804 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11805 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11806 GIMPLE_MODIFY_STMT.
11808 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11810 PR middle-end/30433
11811 * fold-const.c (fold_comparison): Add back the
11812 folding of constant complex comparisions.
11814 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11816 PR middle-end/30729
11817 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11818 effects unknown to this function, return early.
11820 2007-02-15 Ian Lance Taylor <iant@google.com>
11822 * lower-subreg.c (move_eh_region_note): New static function.
11823 (resolve_simple_move): Call it.
11824 (decompose_multiword_subregs): Track blocks for which we resolve a
11825 simple move which is also a control flow insn. Pass them to
11826 find_many_sub_basic_blocks.
11827 (pass_lower_subreg): Add TODO_verify_flow.
11828 (pass_lower_subreg2): Likewise.
11830 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11831 Brooks Moses <brooks.moses@codesourcery.com>
11832 Lee Millward <lee.millward@codesourcery.com>
11834 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11835 (VL_EXP_CLASS_P): New.
11836 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11838 (TREE_OPERAND_CHECK_CODE): Likewise.
11839 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11840 (TREE_RTL_OPERAND_CHECK): Likewise.
11841 (tree_operand_check_failed): Make second parameter the whole tree
11842 instead of its code. Fixed callers.
11843 (VL_EXP_CHECK): New.
11844 (TREE_OPERAND_LENGTH): New.
11845 (VL_EXP_OPERAND_LENGTH): New.
11846 (CALL_EXPR_FN): New.
11847 (CALL_EXPR_STATIC_CHAIN): New.
11848 (CALL_EXPR_ARGS): New.
11849 (CALL_EXPR_ARG): New.
11850 (call_expr_nargs): New.
11851 (CALL_EXPR_ARGP): New.
11852 (build_nt_call_list): Declare.
11853 (build_vl_exp_stat): Declare.
11854 (build_vl_exp): New.
11855 (build_call_list): Declare.
11856 (build_call_nary): Declare.
11857 (build_call_valist): Declare.
11858 (build_call_array): Declare.
11859 (call_expr_arg): Declare.
11860 (call_expr_argp): Declare.
11861 (call_expr_arglist): Declare.
11862 (fold_build_call_list): Declare.
11863 (fold_build_call_list_initializer): Declare.
11864 (fold_call_expr): Declare to replace fold_builtin.
11865 (fold_builtin_fputs): Update to agree with modified definition.
11866 (fold_builtin_strcpy): Likewise.
11867 (fold_builtin_strncpy): Likewise.
11868 (fold_builtin_memory_chk): Likewise.
11869 (fold_builtin_stxcpy_chk): Likewise.
11870 (fold_builtin_strncpy_chk): Likewise.
11871 (fold_builtin_next_arg): Likewise.
11872 (fold_build_call_expr): Declare.
11873 (fold_builtin_call_list): Declare.
11874 (fold_builtin_call_valist): Declare.
11875 (build_call_expr): Declare.
11876 (validate_arglist): Update to agree with modified definition.
11877 (tree_operand_length): New.
11878 (call_expr_arg_iterator): New.
11879 (init_call_expr_arg_iterator): New.
11880 (next_call_expr_arg): New.
11881 (first_call_expr_arg): New.
11882 (more_call_expr_args_p): New.
11883 (FOR_EACH_CALL_EXPR_ARG): New.
11885 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11886 and tcc_gimple_stmt.
11887 (tree_code_size): Update documentation. Use sizeof (tree) rather
11888 than sizeof (char *).
11889 (tree_size): Likewise. Add case for tcc_vl_exp.
11890 (tree_node_structure): Add case for tcc_vl_exp.
11891 (contains_placeholder_p): Likewise.
11892 (substitute_in_expr): Likewise.
11893 (substitute_placeholder_in_expr): Likewise.
11894 (stabilize_reference_1): Likewise.
11895 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11896 to diagnose breakage of this interface for constructing CALL_EXPRs.
11897 (build_nt): Add similar assertion here.
11898 (build_nt_call_list): New.
11899 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11900 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11902 (get_callee_fndecl): Use new CALL_EXPR accessors.
11903 (tree_operand_check_failed): Change parameters to pass entire node
11904 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11905 (process_call_operands): New.
11906 (build_vl_exp_stat): New.
11907 (build_call_list): New.
11908 (build_call_nary): New.
11909 (build_call_valist): New.
11910 (build_call_array): New.
11911 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11912 (call_expr_arglist): New.
11914 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11915 tcc_vl_exp instead of a fixed-size tcc_expression.
11917 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11918 accessors for CALL_EXPRs.
11919 (AGGR_INIT_EXPR): Likewise.
11921 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11922 Brooks Moses <brooks.moses@codesourcery.com>
11923 Lee Millward <lee.millward@codesourcery.com>
11925 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11926 (expand_builtin_nonlocal_goto): Change parameter to be entire
11927 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11928 (expand_builtin_prefetch): Likewise.
11929 (expand_builtin_classify_type): Likewise.
11930 (mathfn_built_in): Return NULL_TREE instead of 0.
11931 (expand_errno_check): Use new CALL_EXPR accessors.
11932 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11933 Return NULL_RTX instead of 0.
11934 (expand_builtin_mathfn_2): Likewise.
11935 (expand_builtin_mathfn_3): Likewise.
11936 (expand_builtin_interclass_mathfn): Likewise.
11937 (expand_builtin_sincos): Likewise.
11938 (expand_builtin_cexpi): Likewise.
11939 (expand_builtin_int_roundingfn): Likewise.
11940 (expand_builtin_int_roundingfn_2): Likewise.
11941 (expand_builtin_pow): Likewise.
11942 (expand_builtin_powi): Likewise.
11943 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11944 of arglist, fixing callers appropriately. Use new CALL_EXPR
11945 accessors and constructors. Return NULL_RTX instead of 0.
11946 (expand_builtin_strstr): Likewise.
11947 (expand_builtin_strchr): Likewise.
11948 (expand_builtin_strrchr): Likewise.
11949 (expand_builtin_strpbrk): Likewise.
11950 (expand_builtin_memcpy): Likewise.
11951 (expand_builtin_mempcpy): Likewise.
11952 (expand_builtin_mempcpy_args): New.
11953 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11954 (expand_builtin_memmove_args): New.
11955 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11956 (expand_movstr): Likewise.
11957 (expand_builtin_strcpy): Likewise.
11958 (expand_builtin_strcpy_args): New.
11959 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11960 (expand_builtin_strncpy): Likewise.
11961 (expand_builtin_memset): Likewise.
11962 (expand_builtin_memset_args): New.
11963 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11964 (expand_builtin_memcmp): Likewise.
11965 (expand_builtin_strcmp): Likewise.
11966 (expand_builtin_strncmp): Likewise.
11967 (expand_builtin_strcat): Likewise.
11968 (expand_builtin_strncat): Likewise.
11969 (expand_builtin_strspn): Likewise.
11970 (expand_builtin_strcspn): Likewise.
11971 (expand_builtin_args_info): Likewise.
11972 (expand_builtin_va_start): Likewise.
11973 (gimplify_va_arg_expr): Likewise.
11974 (expand_builtin_va_end): Likewise.
11975 (expand_builtin_va_copy): Likewise.
11976 (expand_builtin_frame_address): Likewise.
11977 (expand_builtin_alloca): Likewise.
11978 (expand_builtin_bswap): Likewise.
11979 (expand_builtin_unop): Likewise.
11980 (expand_builtin_fputs): Likewise.
11981 (expand_builtin_expect): Likewise.
11982 (expand_builtin_fabs): Likewise.
11983 (expand_builtin_copysign): Likewise.
11984 (expand_builtin_printf): Likewise.
11985 (expand_builtin_fprintf): Likewise.
11986 (expand_builtin_sprintf): Likewise.
11987 (expand_builtin_init_trampoline): Likewise.
11988 (expand_builtin_signbit): Likewise.
11989 (expand_builtin_fork_or_exec): Likewise.
11990 (expand_builtin_sync_operation): Likewise.
11991 (expand_builtin_compare_and_swap): Likewise.
11992 (expand_builtin_lock_test_and_set): Likewise.
11993 (expand_builtin_lock_release): Likewise.
11994 (expand_builtin): Likewise.
11995 (builtin_mathfn_code): Likewise.
11997 (fold_builtin_constant_p): Pass call arguments individually instead
11998 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
11999 accessors and constructors. Return NULL_TREE instead of 0.
12000 (fold_builtin_expect): Likewise.
12001 (fold_builtin_classify_type): Likewise.
12002 (fold_builtin_strlen): Likewise.
12003 (fold_builtin_nan): Likewise.
12004 (integer_valued_real_p): Likewise.
12005 (fold_trunc_transparent_mathfn): Likewise.
12006 (fold_fixed_mathfn): Likewise.
12007 (fold_builtin_cabs): Likewise.
12008 (fold_builtin_sqrt): Likewise.
12009 (fold_builtin_cbrt): Likewise.
12010 (fold_builtin_cos): Likewise.
12011 (fold_builtin_cosh): Likewise.
12012 (fold_builtin_tan): Likewise.
12013 (fold_builtin_sincos): Likewise.
12014 (fold_builtin_cexp): Likewise.
12015 (fold_builtin_trunc): Likewise.
12016 (fold_builtin_floor): Likewise.
12017 (fold_builtin_ceil): Likewise.
12018 (fold_builtin_round): Likewise.
12019 (fold_builtin_int_roundingfn): Likewise.
12020 (fold_builtin_bitop): Likewise.
12021 (fold_builtin_bswap): Likewise.
12022 (fold_builtin_logarithm): Likewise.
12023 (fold_builtin_hypot): Likewise.
12024 (fold_builtin_pow): Likewise.
12025 (fold_builtin_powi): Likewise.
12026 (fold_builtin_exponent): Likewise.
12027 (fold_builtin_memset): Likewise.
12028 (fold_builtin_bzero): Likewise.
12029 (fold_builtin_memory_op): Likewise.
12030 (fold_builtin_bcopy): Deleted; call site changed to invoke
12031 fold_builtin_memory_op directly.
12032 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12033 (fold_builtin_strncpy): Likewise.
12034 (fold_builtin_memcmp): Likewise.
12035 (fold_builtin_strcmp): Likewise.
12036 (fold_builtin_strncmp): Likewise.
12037 (fold_builtin_signbit): Likewise.
12038 (fold_builtin_copysign): Likewise.
12039 (fold_builtin_isascii): Likewise.
12040 (fold_builtin_toascii): Likewise.
12041 (fold_builtin_isdigit): Likewise.
12042 (fold_builtin_fabs): Likewise.
12043 (fold_builtin_abs): Likewise.
12044 (fold_builtin_fmin_fmax): Likewise.
12045 (fold_builtin_carg): Likewise.
12046 (fold_builtin_classify): Likewise.
12047 (fold_builtin_unordered_cmp): Likewise.
12049 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12050 New functions split out from fold_builtin_1.
12051 (fold_builtin_n): New.
12052 (fold_builtin_varargs): New.
12053 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12055 (fold_call_expr): New.
12056 (build_function_call_expr): Rewrite to use new helper function.
12057 (fold_builtin_call_list): New.
12058 (build_call_expr): New.
12059 (fold_builtin_call_valist): New.
12060 (rewrite_call_expr): New.
12061 (validate_arg): New.
12062 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12063 of an arglist. Change return type to bool. Use new CALL_EXPR
12066 (fold_builtin_strstr): Pass call arguments individually instead
12067 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12068 accessors and constructors. Return NULL_TREE instead of 0.
12069 (fold_builtin_strchr): Likewise.
12070 (fold_builtin_strrchr): Likewise.
12071 (fold_builtin_strpbrk): Likewise.
12072 (fold_builtin_strcat): Likewise.
12073 (fold_builtin_strncat): Likewise.
12074 (fold_builtin_strspn): Likewise.
12075 (fold_builtin_strcspn): Likewise.
12076 (fold_builtin_fputs): Likewise.
12077 (fold_builtin_next_arg): Likewise.
12078 (fold_builtin_sprintf): Likewise.
12080 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12081 NULL_RTX instead of 0.
12082 (expand_builtin_memory_chk): Likewise.
12083 (maybe_emit_chk_warning): Likewise.
12084 (maybe_emit_sprintf_chk_warning): Likewise.
12086 (fold_builtin_object_size): Pass call arguments individually instead
12087 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12088 accessors and constructors. Return NULL_TREE instead of 0.
12089 (fold_builtin_memory_chk): Likewise.
12090 (fold_builtin_stxcpy_chk): Likewise.
12091 (fold_builtin_strncpy_chk): Likewise.
12092 (fold_builtin_strcat_chk): Likewise.
12093 (fold_builtin_strcat_chk): Likewise.
12094 (fold_builtin_strncat_chk): Likewise.
12095 (fold_builtin_sprintf_chk): Likewise.
12096 (fold_builtin_snprintf_chk): Likewise.
12097 (fold_builtin_printf): Likewise.
12098 (fold_builtin_vprintf): Likewise.
12100 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12102 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12103 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12104 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12105 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12106 (fold_unary): Likewise.
12107 (fold_binary): Likewise.
12108 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12109 ternary expressions.
12110 (fold): Add logic for tcc_vl_exp.
12111 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12112 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12113 (fold_build3_stat): Add assertion to flag broken interface for
12114 constructing CALL_EXPRs.
12115 (fold_build_call_list): New.
12116 (fold_build_call_list_initializer): New.
12117 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12119 (fold_strip_sign_ops): Likewise.
12121 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12122 Brooks Moses <brooks.moses@codesourcery.com>
12123 Lee Millward <lee.millward@codesourcery.com>
12125 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12126 accessors and dump arguments explicitly.
12128 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12130 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12132 (print_call_name): Use new CALL_EXPR accessors.
12134 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12135 CALL_EXPR arguments explicitly instead of as a list. Use
12136 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12138 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12139 (vrp_visit_stmt): Likewise.
12141 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12142 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12144 (force_move_till_expr): Likewise.
12146 * targhooks.c (default_external_stack_protect_fail): Use
12147 build_call_expr instead of build_function_call_expr.
12148 (default_hidden_stack_protect_fail): Likewise.
12150 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12153 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12154 and walk arguments explicitly.
12156 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12157 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12158 (expand_simple_operations): Likewise.
12159 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12161 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12162 of TREE_CODE_LENGTH.
12163 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12165 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12166 instead of TREE_CODE_LENGTH.
12168 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12169 (tree_ic_transform): Likewise.
12170 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12171 parameter instead of arglist. Fix callers.
12172 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12173 (tree_stringops_transform): Likewise.
12174 (tree_indirect_call_to_profile): Likewise.
12175 (tree_stringops_values_to_profile): Likewise.
12177 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12178 (eliminate_tail_call): Likewise.
12180 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12182 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12183 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12185 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12187 * omp-low.c (build_omp_barrier): Use build_call_expr.
12188 (lower_rec_input_clauses): Likewise.
12189 (lower_reduction_clauses): Likewise.
12190 (expand_parallel_call): Likewise.
12191 (maybe_catch_exception): Likewise.
12192 (expand_omp_for_generic): Likewise.
12193 (expand_omp_for_static_nochunk): Likewise.
12194 (expand_omp_sections): Likewise.
12195 (lower_omp_single_simple): Likewise.
12196 (lower_omp_single_copy): Likewise.
12197 (lower_omp_master): Likewise.
12198 (lower_omp_ordered): Likewise.
12199 (lower_omp_critical): Likewise.
12201 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12202 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12204 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12205 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12206 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12208 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12209 and generalize to handle any number of operands.
12210 (chrec_contains_undetermined): Likewise.
12211 (tree_contains_chrecs): Likewise.
12212 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12214 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12216 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12217 fold_call_expr instead of fold_builtin.
12218 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12219 match declarations there.
12220 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12223 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12224 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12226 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12227 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12229 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12232 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12233 (execute_cse_sincos): Use new CALL_EXPR accessors.
12235 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12237 * gimple-low.c (lower_function_body): Use build_call_expr.
12238 (lower_builtin_setjmp): Likewise.
12240 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12241 (set_storage_via_libcall): Likewise.
12242 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12243 instead of TREE_CODE_LENGTH.
12244 (expand_expr_real_1): Use new CALL_EXPR accessors.
12246 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12247 generalize to handle any number of operands.
12248 (TB_parent_eq): Likewise.
12250 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12251 (strip_builtin_expect): Likewise.
12253 * function.c (gimplify_parameters): Use build_call_expr.
12255 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12256 instead of TREE_CODE_LENGTH.
12258 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12259 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12261 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12264 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12265 (gimplify_decl_expr): Likewise.
12266 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12267 Use new CALL_EXPR iterators.
12268 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12269 (gimplify_modify_expr_to_memset): Likewise.
12270 (gimplify_variable_sized_compare): Likewise.
12271 (gimplify_omp_atomic_fetch_op): Likewise.
12272 (gimplify_omp_atomic_pipeline): Likewise.
12273 (gimplify_omp_atomic_mutex): Likewise.
12274 (gimplify_function_tree): Likewise.
12276 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12277 (call_expr_flags): Likewise.
12278 (expand_call): Likewise.
12280 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12281 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12284 * coverage.c (create_coverage): Use build_call_expr.
12286 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12287 (temp_call_expr_obstack): New.
12288 (pool_copy_list): Delete.
12289 (temp_copy_call_expr): New.
12290 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12291 CALL_EXPR accessors. Get rid of special goo for copying argument
12292 lists and use temp_copy_call_expr instead.
12293 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12294 CALL_EXPR accessors.
12295 (create_expression_by_pieces): Likewise. Use build_call_array
12296 to construct the result instead of fold_build3.
12297 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12298 dealing with argument lists.
12299 (init_pre): Remove references to expression_node_pool and
12300 list_node_pool. Init temp_call_expr_obstack instead.
12301 (fini_pre): Remove references to expression_node_pool and
12304 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12305 and walk arguments explicitly instead of as a list.
12307 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12308 (mx_register_decls): Likewise.
12309 (mudflap_register_call): Likewise.
12310 (mudflap_finish_file): Likewise.
12312 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12313 (ipa_callsite_compute_param): Likewise.
12315 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12316 accessors and constructor.
12318 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12319 accessors and constructor.
12320 (convert_tramp_reference): Likewise.
12321 (convert_call_expr): Likewise.
12322 (finalize_nesting_tree_1): Likewise.
12324 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12327 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12329 * tree-inline.c (initialize_inlined_parameters): Pass entire
12330 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12332 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12333 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12335 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12336 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12337 (vectorizable_reduction): Likewise.
12338 (vectorizable_call): Use new CALL_EXPR iterators.
12339 (vectorizable_conversion): Use build_call_expr.
12340 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12341 (vect_gen_widened_results_half): Use build_call_expr.
12342 (vect_setup_realignment): Likewise.
12343 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12345 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12346 (pass_through_call): Likewise.
12347 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12350 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12351 (tree_gen_pow2_profiler): Likewise.
12352 (tree_gen_one_value_profiler): Likewise.
12353 (tree_gen_ic_func_profiler): Likewise.
12354 (tree_gen_average_profiler): Likewise.
12355 (tree_gen_ior_profiler): Likewise.
12357 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12358 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12359 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12361 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12362 of TREE_CODE_LENGTH.
12364 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12365 of TREE_CODE_LENGTH.
12367 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12369 (convert_to_integer): Likewise.
12371 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12374 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12375 Brooks Moses <brooks.moses@codesourcery.com>
12376 Lee Millward <lee.millward@codesourcery.com>
12378 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12380 * config/frv/frv.c (frv_expand_builtin): Likewise.
12381 * config/s390/s390.c (s390_expand_builtin): Likewise.
12383 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12384 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12386 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12387 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12388 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12389 (ix86_expand_store_builtin): Likewise.
12390 (ix86_expand_unop_builtin): Likewise.
12391 (ix86_expand_unop1_builtin): Likewise.
12392 (ix86_expand_sse_compare): Likewise.
12393 (ix86_expand_sse_comi): Likewise.
12394 (ix86_expand_vec_init_builtin): Likewise.
12395 (ix86_expand_vec_ext_builtin): Likewise.
12396 (ix86_expand_vec_set_builtin): Likewise.
12397 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12399 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12400 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12402 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12403 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12404 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12406 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12408 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12409 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12410 arglist. Use new CALL_EXPR accessors. Fix callers.
12411 (altivec_expand_abs_builtin): Likewise.
12412 (rs6000_expand_binop_builtin): Likewise.
12413 (altivec_expand_predicate_builtin): Likewise.
12414 (altivec_expand_lv_builtin): Likewise.
12415 (spe_expand_stv_builtin): Likewise.
12416 (altivec_expand_stv_builtin): Likewise.
12417 (rs6000_expand_ternop_builtin): Likewise.
12418 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12419 (altivec_expand_st_builtin): Likewise.
12420 (altivec_expand_dst_builtin): Likewise.
12421 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12422 arglist. Use new CALL_EXPR accessors. Fix callers.
12423 (altivec_expand_vec_set_builtin): Likewise.
12424 (altivec_expand_vec_ext_builtin): Likewise.
12425 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12426 (spe_expand_builtin): Likewise.
12427 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12428 arglist. Use new CALL_EXPR accessors. Fix callers.
12429 (spe_expand_evsel_builtin): Likewise.
12430 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12431 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12433 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12434 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12435 (arm_expand_unop_builtin): Likewise.
12436 (arm_expand_builtin): Use new CALL_EXPR accessors.
12438 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12441 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12442 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12443 (bfin_expand_unop_builtin): Likewise.
12444 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12446 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12447 Brooks Moses <brooks.moses@codesourcery.com>
12448 Lee Millward <lee.millward@codesourcery.com>
12450 * c-semantics.c (build_stmt): Add internal diagnostic check.
12452 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12453 accessors. Print arguments explicitly instead of as a list.
12455 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12457 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12458 (c_finish_omp_flish): Likewise.
12460 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12461 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12462 instead of TREE_CODE_LENGTH.
12463 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12464 (c_warn_unused_result): Likewise.
12466 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12469 * doc/invoke.texi (Warning Options): Remove
12470 -Werror-implicit-function-declaration.
12471 (Wimplicit-function-declaration): Update description.
12472 * opts.c (common_handle_option): Move handling of -Werror=* to...
12473 (enable_warning_as_error): ...here.
12474 * opts.h (enable_warning_as_error): Declare.
12475 * c-decl.c (implicit_decl_warning): Unless
12476 -Wno-implicit-function-declaration is given, emit a pedwarn if
12477 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12478 * c.opt (Wimplicit-function-declaration): Replace
12479 mesg_implicit_function_declaration with
12480 warn_implicit_function_declaration.
12481 * c-opts.c (c_common_handle_option):
12482 -Werror-implicit-function-declaration is exactly equal as
12483 -Werror=implicit-function-declaration.
12484 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12485 warn_implicit_function_declaration.
12486 (c_common_post_options): -Wimplict-function-declaration is enabled
12487 by default by -std=c99, otherwise is disabled by default.
12488 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12490 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12492 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12493 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12494 former is ignored but not the latter.
12496 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12498 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12499 is made and the reference doesn't use the alias set of its type,
12500 do not create the temporary using that type.
12502 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12504 * jump.c: Remove prototypes for delete_computation and
12505 delete_prior_computation.
12507 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12509 * jump.c (get_label_after): Delete.
12510 (get_label_before, delete_computation, delete_jump,
12511 delete_prior_computation, follow_jumps): Move...
12512 * reorg.c (delete_computation, delete_prior_computation): ... here...
12513 (get_label_before, delete_jump): ... making these static ...
12514 (follow_jumps): ... and simplifying this since it only runs after
12516 * rtl.h (get_label_after, get_label_before, delete_jump,
12517 follow_jumps): Delete prototypes.
12519 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12521 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12523 2007-02-15 Nick Clifton <nickc@redhat.com>
12525 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12526 order to prevent it from being munged by the target.
12528 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12530 * config/i386/i386.md: Remove misleading comment.
12532 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12534 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12535 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12538 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12540 * tree-sra.c (instantiate_missing_elements): Canonicalize
12542 (sra_build_assignment): New.
12543 (generate_copy_inout, generate_element_copy,
12544 generate_element_zero, generate_one_element_init): Use it.
12546 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12548 * tree-sra.c (instantiate_missing_elements): Canonicalize
12550 (sra_build_assignment): New.
12551 (generate_copy_inout, generate_element_copy,
12552 generate_element_zero, generate_one_element_init): Use it.
12554 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12556 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12559 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12561 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12562 types as aggregates not scalars.
12563 * function.c (assign_stack_temp_for_type): Likewise.
12565 2007-02-14 Roger Sayle <roger@eyesopen.com>
12566 Zdenek Dvorak <dvorakz@suse.cz>
12568 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12571 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12573 * passes.c (next_pass_1): Clear the next field of the copied
12576 2007-02-14 Richard Henderson <rth@redhat.com>
12578 * tree-sra.c (early_sra): New.
12579 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12580 (tree_sra_early, pass_sra_early): New.
12581 * tree-pass.h (pass_sra_early): Declare.
12582 * passes.c (init_optimization_passes): Use it.
12584 2007-02-14 Richard Guenther <rguenther@suse.de>
12586 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12588 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12590 PR tree-optimization/30771
12591 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12593 (vect_analyze_operations): Induction phis can now be marked as
12595 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12596 Update documentation accordingly.
12598 2007-02-14 Nick Clifton <nickc@redhat.com>
12600 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12601 most 3 arguments are supported.
12602 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12604 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12606 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12607 Ensure dst->current is valid.
12609 2007-02-13 Paul Brook <paul@codesourcery.com>
12611 * config.gcc: Add arm*-*-uclinux-*eabi.
12612 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12613 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12614 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12615 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12616 (LINK_SPEC): Define.
12617 (LIB_SPEC): Define.
12618 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12620 * config/arm/uclinux-eabi.h: New file.
12621 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12622 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12625 2007-02-13 Ian Lance Taylor <iant@google.com>
12627 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12628 * flags.h (warn_strict_overflow): Declare.
12629 (enum warn_strict_overflow_code): Define.
12630 (issue_strict_overflow_warning): New static inline function.
12631 * opts.c (warn_strict_overflow): New variable.
12632 (common_handle_option): Handle OPT_Wstrict_overflow and
12633 OPT_Wstrict_overflow_.
12634 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12636 * fold-const.c: Include intl.h.
12637 (fold_deferring_overflow_warnings): New static variable.
12638 (fold_deferred_overflow_warning): New static variable.
12639 (fold_deferred_overflow_code): New static variable.
12640 (fold_defer_overflow_warnings): New function.
12641 (fold_undefer_overflow_warnings): New function.
12642 (fold_undefer_and_ignore_overflow_warnings): New function.
12643 (fold_deferring_overflow_warnings_p): New function.
12644 (fold_overflow_warning): New static function.
12645 (make_range): Add strict_overflow_p parameter. Change all
12647 (extract_muldiv, extract_muldiv_1): Likewise.
12648 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12649 tree_expr_nonnegative_p.
12650 (fold_negate_expr): Call fold_overflow_warning.
12651 (fold_range_test): Likewise.
12652 (fold_comparison): Likewise.
12653 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12654 instead of tree_expr_nonnegative_p.
12655 (tree_expr_nonnegative_warnv_p): Rename from
12656 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12657 (tree_expr_nonnegative_p): New function.
12658 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12659 strict_overflow_p parameter.
12660 (tree_expr_nonzero_p): New function.
12661 * passes.c (verify_interpass_invariants): New static function.
12662 (execute_one_pass): Call it.
12663 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12665 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12666 (estimate_numbers_of_iterations): Likewise.
12667 (scev_probably_wraps_p): Likewise.
12668 * tree-ssa-ccp.c: Include "toplev.h".
12669 (evaluate_stmt): Defer fold overflow warnings until we know we are
12671 (struct fold_stmt_r_data): Add stmt field.
12672 (fold_stmt_r): Defer fold overflow warnings until we know we
12674 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12675 (fold_stmt_inplace): Likewise.
12676 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12677 (cleanup_control_expr_graph): Defer fold overflow warnings until
12678 we know we are going to optimize.
12679 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12680 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12682 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12683 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12684 * tree-ssa-loop-manip.c (create_iv): Likewise.
12685 * c-typeck.c (build_conditional_expr): Likewise.
12686 (build_binary_op): Likewise.
12687 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12688 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12689 (extract_range_from_unary_expr): Likewise.
12690 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12691 assuming that signed overflow does not occur.
12692 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12693 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12694 (fold_defer_overflow_warnings): Declare.
12695 (fold_undefer_overflow_warnings): Declare.
12696 (fold_undefer_and_ignore_overflow_warnings): Declare.
12697 (fold_deferring_overflow_warnings_p): Declare.
12698 (tree_expr_nonzero_warnv_p): Declare.
12699 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12700 of warning options.
12701 (Warning Options): Document -Wstrict-overflow.
12702 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12703 (tree-ssa-ccp.o): Likewise.
12704 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12705 (fold-const.o): Depend on intl.h.
12707 2007-02-13 Ian Lance Taylor <iant@google.com>
12709 PR middle-end/30751
12710 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12713 2007-02-13 Stuart Hastings <stuart@apple.com>
12715 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12717 2007-02-13 Richard Henderson <rth@redhat.com>
12719 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12720 handled_component_p before looking for the indirect_ref.
12722 2007-02-13 Richard Henderson <rth@redhat.com>
12724 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12725 remove flags clobber.
12726 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12727 (bswaphi_lowpart): New.
12728 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12729 remove TARGET_BSWAP test. Delete expander of the same name.
12731 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12732 (expand_unop): Use them.
12734 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12736 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12737 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12738 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12739 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12740 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12741 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12742 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12743 assembler dialect choice from asm templates.
12745 2007-02-12 Richard Henderson <rth@redhat.com>
12747 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12748 (fixuns_trunc<SSEMODEF>si2): Use it.
12749 * config/i386/sse.md (vec_setv4sf_0): Export.
12750 * config/i386/i386.c (ix86_build_const_vector): Export.
12751 (ix86_split_convert_uns_si_sse): Rename from
12752 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12753 * config/i386/i386-protos.h: Update.
12755 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12758 * c-typeck.c (c_finish_return): Improve warning message.
12760 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12762 * alias.c (find_symbolic_term): Delete unused function.
12764 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12766 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12767 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12768 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12770 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12772 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12773 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12774 the function, temporarily point the debug interface to the null one.
12776 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12778 * dwarf2out.c (round_up_to_align): New static function.
12779 (field_byte_offset): Use it to round the offset.
12781 2007-02-12 Richard Henderson <rth@redhat.com>
12783 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12784 (inswl_const): Export.
12786 2007-02-12 Richard Henderson <rth@redhat.com>
12788 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12789 result mode of the libcall, convert back to outmode.
12791 2007-02-12 Roger Sayle <roger@eyesopen.com>
12793 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12794 (bswapdi2): New define_expand to implement 32-bit implementation.
12796 2007-02-12 Nick Clifton <nickc@redhat.com>
12798 * doc/invoke.texi (Overall Options): Document --help=.
12799 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12800 (cc1_options): Pass --help= on to cc1.
12801 (display_help): Add description of --help=.
12802 (process_command): Add code to handle --help=. Allow translated
12803 --help and --target-help switches to be passed on to compiler
12805 (main): Remove unused if statement.
12806 * opts.c (columns): Remove.
12807 (LEFT_COLUMN): Define.
12808 (wrap_help): Add columns argument.
12809 (print_filtered_help): Change parameters to be an include bitmask,
12810 an exclude bitmask, an any bitmask and the column width. Move the
12811 code to display the params list here. Add code to display the
12812 status of options rather than their descriptions if the quiet flag
12814 (print_specific_help): Change parameters to be an include bitmask,
12815 an exclude bitmask and an any bitmask. Move code to look up the
12816 column width here. Decide upon the title for an options listing.
12817 (common_handle_options): Add code to handle --help=. Adapt code
12818 for --help and --target-help to use the revised form of the
12819 print_specific_help function.
12820 (print_help): Delete.
12821 (print_param_help): Delete.
12822 (print_switch): Delete.
12823 * opts.h (cl_lang_count): Add prototype.
12824 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12825 CL_MAX_OPTION_CLASS): New defines.
12826 * optc-gen.awk: Add construction of cl_lang_count.
12827 * c.opt: Add Warning attribute to warning options and Optimization
12828 attribute to optimization options.
12829 * common.opt: Likewise.
12831 Add -fhelp and -ftarget-help as aliases for the transformed --help
12832 and --target-help options.
12833 * opt-functions.awk: Add code to handle Warning and Optimization
12836 2007-02-12 Richard Henderson <rth@redhat.com>
12838 * config/alpha/constraints.md: New file.
12839 * config/alpha/alpha.c: Include tm-constrs.h.
12840 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12841 alpha_extra_constraint): Remove.
12842 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12843 * config/alpha/alpha-protos.h: Update.
12844 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12845 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12846 (EXTRA_CONSTRAINT): Remove.
12847 * config/alpha/alpha.md: Include constraints.md.
12848 (adddi splitter): Use satisfies_constraint_*.
12849 * config/alpha/predicates.md (add_operand): Likewise.
12850 (sext_add_operand, addition_operation): Likewise.
12852 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12854 PR tree-optimization/29145
12855 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12856 in our handling of restrict qualified pointers.
12858 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12861 * doc/invoke.texi (Wunused-value): Update description.
12862 (Wextra): Delete item.
12863 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12864 value of Wunused-value.
12865 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12866 (c_finish_stmt_expr): Don't check extra_warnings.
12867 (emit_side_effect_warnings): The caller is responsible to check
12870 2007-02-11 Roger Sayle <roger@eyesopen.com>
12871 Matt Thomas <matt@3am-software.com>
12873 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12875 2007-02-11 Roger Sayle <roger@eyesopen.com>
12877 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12878 comparisons of POPCOUNT against zero.
12879 (simplify_const_relational_operation): Likewise.
12881 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12883 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12885 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12887 * dwarf2out.c (root_type): Delete unused function.
12889 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12891 * genattrtab.c (contained_in_p): Delete unused function.
12892 (write_expr_attr_cache): Likewise.
12894 2007-02-11 Jan Hubicka <jh@suse.cz>
12896 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12899 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12901 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12902 to add the REG_EQ* note.
12903 * see.c (see_merge_one_use_extension): Likewise.
12904 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12905 turn REG_EQUAL notes into REG_EQUIV notes if the target
12906 register may have more than one set.
12907 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12908 * gcse.c (try_replace_reg): Likewise.
12909 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12910 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12911 more than one REG_EQUIV note.
12912 * reload1.c (gen_reload): Use set_unique_reg_note.
12914 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12916 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12917 (ix86_builtin_conversion): New function.
12919 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12922 * tree.h (DECL_REPLACEABLE_P): New macro.
12923 * except.c (set_nothrow_function_flags): Likewise.
12925 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12926 Ira Rosen <irar@il.ibm.com>
12927 Dorit Nuzman <dorit@il.ibm.com>
12929 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12930 * targhooks.c (default_builtin_vectorized_conversion): New.
12931 * targhooks.h (default_builtin_vectorized_function): New declaration.
12932 * target.h (struct vectorize): Add builtin_conversion field.
12933 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12934 stmt_vec_info_type value.
12935 (vectorizable_conversion): New declaration.
12936 * tree-vect-analyze.c (vect_analyze_operations): Add
12937 vectorizable_conversion call.
12938 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12939 * tree-vect-transform.c (vectorizable_conversion): New function.
12940 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12941 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12943 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12944 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12945 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12946 or ALTIVEC_BUILTIN_VCFSX.
12948 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12951 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12952 CONST_DOUBLE and operand 0 is a hard register.
12953 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12954 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12955 is a hard floating-point register.
12957 2007-02-10 Richard Henderson <rth@redhat.com>
12958 Jakub Jelinek <jakub@redhat.com>
12959 Alexandre Oliva <aoliva@redhat.com>
12961 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12962 * builtin-types.def (BT_WORD): Make unsigned.
12963 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12964 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12965 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12966 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12967 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12968 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12970 * expr.c (emutls_var_address): New.
12971 (expand_expr_real_1): Expand emulated tls.
12972 (expand_expr_addr_expr_1): Likewise.
12973 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12974 * output.h (emutls_finish): Declare.
12975 * toplev.c (compile_file): Call it.
12976 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12977 address before wrapping in CONST.
12978 * varasm.c (emutls_htab, emutls_object_type): New.
12979 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
12980 (get_emutls_object_name, get_emutls_object_type): New.
12981 (get_emutls_init_templ_addr, emutls_decl): New.
12982 (emutls_common_1, emutls_finish): New.
12983 (assemble_variable): When emulating tls, swap decls; generate
12984 constructor for the emutls objects.
12985 (do_assemble_alias): When emulating tls, swap decl and target name.
12986 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
12988 * varpool.c (decide_is_variable_needed): Look at force_output.
12989 Recurse for emulated tls.
12990 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
12991 with decide_is_variable_needed.
12992 * emutls.c: New file.
12993 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
12994 tls_object for real tls.
12996 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
12998 PR rtl-optimization/29599
12999 * reload1.c (eliminate_regs_in_insn): Take the destination
13000 mode into account when computing the offset.
13002 2007-02-09 Stuart Hastings <stuart@apple.com>
13003 Richard Henderson <rth@redhat.com>
13005 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13006 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13007 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13008 fixuns_truncdfhi2): New.
13009 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13010 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13011 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13012 (floatunssidf2): Allow nonimmediate source.
13013 * config/i386/sse.md (movdi_to_sse): New.
13014 (vec_concatv2di): Drop '*'.
13015 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13016 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13017 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13019 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13020 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13021 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13022 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13023 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13024 ix86_build_const_vector.
13025 (x86_emit_floatuns): Rewrite.
13027 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13029 * genautomata.c (longest_path_length): Delete unused function.
13030 (struct state): Delete unused longest_path_length.
13031 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13032 (get_free_state): Delete unused.
13034 2007-02-09 Jan Hubicka <jh@suse.cz>
13036 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13037 * doc/invoke.texi (inline-unit-growth): Update default value.
13039 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13040 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13041 (rebuild_cgraph_edges): Likewise.
13042 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13043 (dump_cgraph_node): Dump frequencies.
13044 (cgraph_clone_edge): Add frequency scales.
13045 (cgraph_clone_node): Add freuqnecy.
13046 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13047 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13048 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13049 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13050 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13051 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13052 (save_inline_function_body): Likewise.
13053 * ipa-inline.c: inluce rtl.h
13054 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13055 (cgraph_edge_badness): Use frequencies.
13056 (cgraph_decide_recursive_inlining): Update clonning.
13057 (cgraph_decide_inlining_of_small_function): Dump frequency.
13058 * predict.c (estimate_bb_frequencies): Export.
13059 * predict.h (estimate_bb_frequencies): Declare.
13060 * tree-inline.c (copy_bb): Watch overflows.
13061 (expand_call_inline): Update call of cgraph_create_edge.
13062 (optimize_inline_calls): Use TODO flags to update frequnecies.
13063 * passes.h: Include predict.h
13064 (init_optimization_passes): Move profile ahead.
13065 (execute_function_todo): Handle TODO_rebuild_frequencies.
13067 2007-02-09 Roger Sayle <roger@eyesopen.com>
13069 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13070 the insbl or inswl pattern into a register.
13072 2007-02-09 Roger Sayle <roger@eyesopen.com>
13074 * config/ia64/ia64.md (bswapdi2): New define_insn.
13076 2007-02-09 Richard Henderson <rth@redhat.com>
13078 * config/i386/constraints.md (Ym): New constraint.
13079 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13080 (movdi_1_rex64): Split sse and xmm general register moves from
13081 memory move alternatives. Use conditional register constraints.
13082 (movsf_1, movdf_integer): Likewise.
13083 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13084 (movdf_integer_rex64): New.
13085 (pushsf_rex64): Fix output constraints.
13086 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13087 (sse2_stored): Likewise.
13088 (sse2_storeq_rex64): New.
13089 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13090 amd and not generic.
13091 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13092 for optimize_size. Remove SF/DFmode hack.
13094 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13096 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13099 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13100 Richard Sandiford <richard@codesourcery.com>
13102 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13103 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13104 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13105 m68k/t-mlib to tmake_file.
13106 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13107 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13108 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13109 Allow it to be cf or m68k. Set m68k_arch_family. If that
13110 variable is not empty, add t-$m68k_arch_family to tmake_file.
13111 Add t-mlibs to tmake_file.
13112 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13113 * config/m68k/t-cf: New file.
13114 * config/m68k/t-m68k: Likewise.
13115 * config/m68k/t-mlibs: Likewise.
13116 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13117 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13118 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13119 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13120 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13122 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13123 (INSTALL_LIBGCC): Delete.
13124 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13125 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13126 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13127 (M68K_MLIB_CPU): Define.
13128 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13129 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13130 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13132 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13133 Richard Guenther <rguenther@suse.de>
13135 PR middle-end/23361
13136 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13137 against INT_MIN/INT_MAX.
13138 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13139 file if a loop is removed.
13141 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13143 * calls.c (store_one_arg): Pass correct alignment to
13144 emit_push_insn for non-BLKmode values.
13145 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13146 unaligned stack slot via a suitably aligned slot.
13148 2007-02-08 DJ Delorie <dj@redhat.com>
13150 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13152 (legal_subregs): Use unsigned char, make const.
13153 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13155 2007-02-08 Paul Brook <paul@codesourcery.com>
13157 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13158 special interworking needed.
13160 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13162 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13163 conditional to __SSE2__.
13164 (Entries below should have been added to first ChangeLog
13165 entry for amdfam10 dated 2007-02-05)
13166 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13168 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13170 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13173 2007-02-08 DJ Delorie <dj@redhat.com>
13175 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13176 * config/m32c/m32c.c (legal_subregs): New.
13177 (m32c_illegal_subreg_p): New.
13178 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13179 unsupported subregs of hard regs.
13181 2007-02-08 Jan Hubicka <jh@suse.cz>
13183 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13184 the same one; always update histograms.
13186 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13188 * passes.c (init_optimization_passes): Tidy comment.
13190 2007-02-08 Roger Sayle <roger@eyesopen.com>
13192 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13193 strip zero_extend, bswap and rotates from POCOUNT's argument.
13194 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13195 zero_extend and rotates from PARITY's argument.
13196 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13197 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13198 of an integer constant at compile-time.
13200 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13203 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13205 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13208 * tree-ssa-live.c (remove_unused_locals): Do not remove
13209 TREE_ADDRESSABLE variables.
13210 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13211 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13212 FOR_CLOBBER. Update all users.
13213 If VAR has an associated alias set, add a virtual operand for
13214 it if no alias is found to conflict with the memory reference.
13216 2007-02-07 Jan Hubicka <jh@suse.cz>
13217 Robert Kidd <rkidd@crhc.uiuc.edu>
13219 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13221 2007-02-07 Ian Lance Taylor <iant@google.com>
13223 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13225 2007-02-07 Roger Sayle <roger@eyesopen.com>
13227 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13228 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13229 tablejumpdi, movsi_to_cr_one): Remove constraints from
13230 define_expand's match_operands.
13232 2007-02-07 Roger Sayle <roger@eyesopen.com>
13234 * global.c (compute_regsets): Move declatation of "i" inside of
13235 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13237 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13240 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13241 of INDIRECT_REF <RESULT_DECL>.
13243 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13245 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13246 Kaz Kojima <kkojima@gcc.gnu.org>
13249 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13251 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13253 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13255 * doc/loop.texi: Document possibility not to perform disambiguation
13256 of loops with multiple latches.
13257 * cfgloopmanip.c (alp_enum_p): Removed.
13258 (add_loop): Handle subloops. Use get_loop_body_with_size.
13259 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13260 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13261 the new forwarder block.
13262 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13263 Handle the case latch is NULL.
13264 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13265 when marking loop exits.
13266 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13268 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13269 disambiguate_loops_with_multiple_latches.
13270 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13271 before fix_loop_structure.
13272 * cfgloop.c: Include pointer-set.h and output.h.
13273 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13274 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13275 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13276 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13277 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13278 disambiguate_multiple_latches, get_loop_body_with_size,
13279 disambiguate_loops_with_multiple_latches): New functions.
13280 (flow_loop_dump): Dump multiple latch edges.
13281 (flow_loop_nodes_find): Handle loops with multiple latches.
13282 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13283 (glb_enum_p): Modified.
13284 (get_loop_body): Use get_loop_body_with_size.
13285 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13286 (AVOID_CFG_MODIFICATIONS): New constant.
13287 (disambiguate_loops_with_multiple_latches, add_loop,
13288 get_loop_body_with_size): Declare.
13289 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13291 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13293 PR inline-asm/28686
13294 * global.c (compute_regsets): New function.
13295 (global_alloc): Refactored ELIMINABLE_REGSET
13296 and NO_GLOBAL_ALLOC_REGS computation out.
13297 (rest_of_handle_global_alloc): Call compute_regsets()
13298 for non-optimizing case.
13300 2007-02-06 Richard Henderson <rth@redhat.com>
13302 * config/i386/constraints.md (Y2): Rename from Y.
13303 (Yi): New constraint.
13304 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13305 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13306 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13307 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13308 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13309 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13310 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13311 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13312 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13313 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13314 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13315 vec_extractv2si_1): Change Y constraints to Y2.
13316 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13317 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13318 Change Y constraints to Y2.
13319 (sse2_loadld): Change Y constraints to x.
13321 2007-02-06 Roger Sayle <roger@eyesopen.com>
13323 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13324 (parity<mode>2): New define_expand using rs6000_emit_parity.
13325 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13326 rs6000_emit_parity): New functions.
13327 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13328 rs6000_emit_parity): Prototype here.
13330 2007-02-06 Ian Lance Taylor <iant@google.com>
13332 * lower-subreg.c (simple_move_operand): Reject CONST.
13333 (resolve_clobber): Call validate_change rather than directly
13334 assigning to XEXP (pat, 0).
13336 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13338 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13339 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13340 (tree-cfg.o): Remove hashtab.h dependency.
13342 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13343 (struct ivopts_data): Change niters to pointer_map_t.
13344 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13345 (niter_for_exit): Create pointer_map on demand. Change for
13347 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13348 (free_loop_data): Destroy data->niters if created and reset field.
13349 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13350 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13352 * tree-ssa-reassoc.c: Include pointer-set.h.
13353 (bb_rank): Change to long *.
13354 (operand_rank): Change to pointer_map_t.
13355 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13356 (insert_operand_rank): Accept long.
13357 (operand_entry_hash, operand_entry_eq): Remove.
13358 (get_rank): Return long. Adjust for changes above.
13359 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13361 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13363 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13364 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13365 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13367 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13368 directly since it cannot be NULL.
13369 (get_vi_for_tree): Rewrite for pointer_map API.
13370 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13371 (init_alias_vars): Create vi_for_tree as pointer_map.
13372 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13374 * tree-cfg.c: Don't include hashtab.h.
13375 (edge_to_cases): Declare as pointer_map.
13376 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13378 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13379 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13380 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13382 (record_switch_edge): Delete.
13383 (get_cases_for_edge): Adjust for pointer_map API, inline
13384 record_switch_edge (rewritten for new API), remove goto.
13386 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13388 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13389 * tree-nested.c: Include pointer-set.h.
13390 (var_map_elt, var_map_eq, var_map_hash): Delete.
13391 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13392 to pointer_map_t's.
13393 (nesting_info_bitmap_obstack): New.
13394 (lookup_field_for_decl): Adjust for pointer_map API.
13395 (lookup_tramp_for_decl): Adjust for pointer_map API.
13396 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13397 (get_local_debug_decl): Adjust for pointer_map API.
13398 (convert_nl_goto_reference): Adjust for pointer_map API.
13399 (convert_nl_goto_receiver): Adjust for pointer_map API.
13400 (create_nesting_tree): Create outside GGC space. Create bitmap on
13401 the new obstack. Create field_map and var_map as pointer_maps.
13402 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13404 (lower_nested_functions): Move root here, no need to NULL it.
13405 Initialize and release the obstack.
13407 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13409 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13410 Remove prototypes and make them non-static.
13411 (struct tree_int_map): Remove.
13412 * tree.h (struct tree_int_map): Move here, turning TO into an
13414 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13416 * tree.h (TREE_COMPLEXITY): Remove.
13417 (struct tree_exp): Remove complexity field.
13418 * tree.c (build1_stat): Don't set it.
13420 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13421 Victor Kaplansky <victork@il.ibm.com>
13423 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13424 (vect_is_simple_reduction): Support reduction with induction as
13425 one of the operands.
13426 (vect_is_simple_iv_evolution): Fix formatting.
13427 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13428 formatting. Don't mark induction phis for vectorization.
13429 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13430 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13431 (vect_get_vec_def_for_operand): Support induction.
13432 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13434 (vectorizable_reduction): Support reduction with induction as one of
13436 (vectorizable_type_demotion): Use def-type of stmt argument rather
13437 than dummy def-type.
13439 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13440 flag_tree_scev_cprop.
13441 * common.opt (tree-scev-cprop): New flag.
13443 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13444 call to vect_get_new_vect_var.
13446 2007-02-06 Ira Rosen <irar@il.ibm.com>
13448 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13449 vectype is not NULL.
13450 (vect_pattern_recog_1): Likewise.
13452 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13454 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13455 (fold_negate_expr): Likewise.
13457 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13460 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13461 even if cv-qualification is the same.
13463 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13465 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13466 __enable_execute_stack on completion.
13468 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13470 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13471 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13472 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13473 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13474 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13475 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13476 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13477 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13479 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13481 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13482 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13483 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13484 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13485 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13486 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13487 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13488 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13489 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13490 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13491 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13492 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13493 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13494 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13495 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13496 sqrtextenddfxf2_i387): Added amdfam10_decode.
13498 * config/i386/athlon.md (athlon_idirect_amdfam10,
13499 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13500 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13501 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13502 athlon_ivector_store_amdfam10): New define_insn_reservation.
13503 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13506 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13508 * config/i386/athlon.md (athlon_call_amdfam10,
13509 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13510 define_insn_reservation.
13511 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13512 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13513 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13515 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13517 * config/i386/athlon.md (athlon_sseld_amdfam10,
13518 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13519 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13521 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13523 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13524 define_insn_reservation.
13525 * config/i386/i386.md (sseins): Added sseins to define_attr type
13526 and define_attr unit.
13527 * config/i386/sse.md: Set type attribute to sseins for insertq
13530 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13532 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13533 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13534 ssecomi_load_amdfam10, ssecomi_amdfam10,
13535 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13536 define_insn_reservation.
13537 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13539 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13541 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13542 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13543 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13544 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13545 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13546 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13547 define_insn_reservation.
13549 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13550 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13551 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13552 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13553 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13555 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13557 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13558 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13559 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13560 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13561 athlon_ssemul_load_k8): Added amdfam10.
13563 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13565 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13566 (x86_sse_unaligned_move_optimal): New variable.
13568 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13570 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13571 for unaligned vector SSE double/single precision loads for AMDFAM10.
13573 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13575 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13576 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13577 Define TARGET_CPU_DEFAULT_amdfam10.
13578 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13579 (processor_type): Add PROCESSOR_AMDFAM10.
13581 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13582 processor_type in config/i386/i386.h.
13583 Enable imul peepholes for TARGET_AMDFAM10.
13585 * config.gcc: Add support for --with-cpu option for amdfam10.
13587 * config/i386/i386.c (amdfam10_cost): New variable.
13588 (m_AMDFAM10): New macro.
13589 (m_ATHLON_K8_AMDFAM10): New macro.
13590 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13591 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13592 x86_promote_QImode, x86_integer_DFmode_moves,
13593 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13594 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13595 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13596 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13597 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13598 Enable/disable for amdfam10.
13599 (override_options): Add amdfam10_cost to processor_target_table.
13600 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13601 processor_alias_table.
13602 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13603 (ix86_adjust_cost): Add code for amdfam10.
13605 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13607 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13608 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13609 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13610 * config/i386/i386.h: Add builtin definition for SSE4A.
13611 * config/i386/i386.md: Add support for ABM instructions
13612 (popcnt and lzcnt).
13613 * config/i386/sse.md: Add support for SSE4A instructions
13614 (movntss, movntsd, extrq, insertq).
13615 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13616 Add -march=amdfam10 flag.
13617 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13618 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13620 * doc/extend.texi: Add documentation for SSE4A builtins.
13622 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13624 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13626 2007-02-05 Richard Guenther <rguenther@suse.de>
13628 * tree-vectorizer.h (vectorizable_function): Add argument type
13629 argument, change return type.
13630 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13631 * tree-vect-transform.c (vectorizable_function): Handle extra
13632 argument, return vectorized function decl.
13633 (build_vectorized_function_call): Remove.
13634 (vectorizable_call): Handle calls with result and argument types
13635 differing. Handle loop vectorization factor correctly.
13636 * targhooks.c (default_builtin_vectorized_function): Adjust for
13638 * targhooks.h (default_builtin_vectorized_function): Likewise.
13639 * target.h (builtin_vectorized_function): Add argument type
13641 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13642 extra argument, allow vectorizing of lrintf.
13643 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13644 documentation of target hook.
13646 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13649 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13650 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13651 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13653 2007-02-05 Roger Sayle <roger@eyesopen.com>
13655 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13656 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13657 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13658 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13659 before canonicalizing sincos to cexpi.
13660 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13662 2007-02-05 Roger Sayle <roger@eyesopen.com>
13664 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13665 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13666 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13668 2007-02-05 Roger Sayle <roger@eyesopen.com>
13670 * mips-tfile.c (initialize_init_file): Correct endianness test.
13672 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13674 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13675 the 'y' constraint.
13677 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13679 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13680 saves in a PARALLEL before the register assignments.
13682 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13684 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13685 DWARF_FRAME_RETURN_COLUMN to be a general register.
13686 * dwarf2out.c (init_return_column_size): New function, split from...
13687 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13688 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13689 to be nongeneral registers.
13690 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13692 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13693 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13695 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13697 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13699 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13701 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13702 (remove_path): Use can_remove_branch_p and remove_branch instead
13703 of loop_delete_branch_edge.
13704 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13705 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13706 Update profile using scale_dominated_blocks_in_loop.
13707 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13708 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13709 (can_remove_branch_p, remove_branch): Declare.
13710 * tree-cfg.c (tree_can_remove_branch_p): New function.
13711 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13712 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13713 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13715 2007-02-05 Jan Hubicka <jh@suse.cz>
13717 PR middle-end/30696
13718 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13719 nodes in cgraph, don't remove offline copy of the function.
13721 2007-02-04 Jan Hubicka <jh@suse.cz>
13723 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13724 vectors might cause maybe_lookup_element_for_expr to be called
13725 on non-sra-candidate.
13727 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13729 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13730 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13731 spelling conventions.
13733 2007-02-04 Richard Guenther <rguenther@suse.de>
13735 PR middle-end/30636
13736 * fold-const.c (try_move_mult_to_index): Make sure to not
13737 overflow one dimension of a multi-dimensional array access.
13739 2007-02-04 Jan Hubicka <jh@suse.cz>
13741 * passes.c (init_optimization_passes): Reindent.
13743 2007-02-04 Jan Hubicka <jh@suse.cz>
13744 Eric Botcazou <ebotcazou@adacore.com>
13746 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13747 (execute_fixup_cfg): Break out the abnormal goto code.
13748 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13749 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13750 (optimize_inline_calls): Call make_nonlocal_label_edges.
13752 2007-02-04 Jan Hubicka <jh@suse.cz>
13754 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13755 true when something was changed.
13756 (rename_ssa_copies): When something was changed, do
13757 TODO_remove_unused_locals.
13758 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13759 add TODO_remove_unused_locals when instruction was removed.
13761 2007-02-04 Jan Hubicka <jh@suse.cz>
13763 * ipa-inline.c (try_inline): Improve debug output; work on already
13765 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13766 call try_inline for already inlined edges too when flattening;
13767 inline also functions that make callee growth but overall unit size
13770 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13772 * config/m32c/bitops.md, config/m32c/jump.md,
13773 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13774 config/m32r/m32r.h, config/m32r/m32r.md,
13775 config/m32r/predicates.md, config/m68hc11/larith.asm,
13776 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13777 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13778 config/mips/mips-protos.h, config/mips/mips.c,
13779 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13780 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13781 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13782 spelling conventions.
13784 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13785 Follow spelling conventions.
13787 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13789 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13790 warn about C++0x compatibility.
13792 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13794 * config/h8300/h8300.c, config/h8300/h8300.h,
13795 config/h8300/h8300.md: Follow spelling conventions.
13797 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13799 PR middle-end/30667
13800 * combine.c (try_combine): Do not substitute source operand
13801 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13803 2007-02-03 Jan Hubicka <jh@suse.cz>
13805 PR gcov-profile/30650
13806 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13807 do not divide by zero for never executed counters.
13808 (tree_find_values_to_profile): Fix counters.
13809 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13811 2007-02-03 Ian Lance Taylor <iant@google.com>
13813 * lower-subreg.c (simple_move_operand): New static function,
13814 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13816 (simple_move): Call simple_move_operand.
13817 (find_decomposable_subregs): Add special handling of MEMs.
13818 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13819 meaning of return value. If we see a hard register, test whether
13820 it can store a word_mode value. Change all callers.
13822 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13824 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13825 ftrapv insns and expanders.
13826 (subdi3): Change define_expand operand 1 to arith11_operand, and
13827 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13828 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13829 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13832 PR middle-end/30174
13833 * varasm.c (notice_global_symbol): Treat global objects as weak when
13834 flag_shlib is true.
13836 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13838 * emit-rtl.c (dconstpi): Delete.
13839 (dconstsqrt2): New.
13840 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13841 * real.h (dconstpi): Delete.
13842 (dconstsqrt2): New.
13843 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13844 (fold_builtin_hypot): Likewise.
13846 2007-02-03 Tom Tromey <tromey@redhat.com>
13849 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13850 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13852 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13854 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13855 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13856 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13857 config/rs6000/cell.md, config/rs6000/darwin.h,
13858 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13859 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13860 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13861 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13862 typos. Follow spelling conventions.
13863 * doc/invoke.texi: Follow spelling conventions.
13865 2007-02-03 Roger Sayle <roger@eyesopen.com>
13867 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13868 canonicalization transformations that attempt to simplify integer
13869 constant comparisons to become comparisons against zero.
13871 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13873 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13875 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13876 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13878 2007-02-02 Mike Stump <mrs@apple.com>
13880 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13881 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13882 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13883 generate a branch island.
13885 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13887 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13888 (xtensa_legitimate_address_p): New.
13889 (xtensa_legitimize_address): New.
13890 (xtensa_output_addr_const_extra): New.
13891 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13893 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13894 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13895 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13896 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13897 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13898 (xtensa_legitimize_address): New.
13899 (xtensa_output_addr_const_extra): New.
13901 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13903 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13905 2007-02-02 Ian Lance Taylor <iant@google.com>
13907 * expmed.c (expand_divmod): Add comment.
13909 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13911 * emit-rtl.c (renumber_insns): Remove.
13912 * flags.h: Remove the extern for flag_renumber_insns.
13913 * rtl.h: Remove the prototype for renumber_insns.
13914 * toplev.c (flag_renumber_insns): Remove.
13916 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13918 Revert for x86 darwin:
13919 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13921 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13922 code before the following patch under TARGET_MACHO.
13923 (ix86_function_value_regno_p): Likewise.
13925 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13927 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13930 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13933 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13934 general or fp registers. Add comments.
13935 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13937 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13939 * pointer-set.c (insert_aux): Only return insertion slot.
13940 (pointer_set_insert): Adjust.
13941 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13942 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13943 pointer_map_traverse): New.
13944 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13945 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13946 pointer_map_contains, pointer_map_traverse): Declare.
13948 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13950 PR middle-end/30473
13951 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13952 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13954 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13956 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13958 (struct _dep): New type.
13959 (dep_t): New typedef.
13960 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13961 (DEP_STATUS): New access macro. The macro with the same name was
13962 renamed to DEP_LINK_STATUS.
13963 (dep_init): Declare function
13965 (struct _dep_link): New type.
13966 (dep_link_t): New typedef.
13967 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13968 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13969 (DEP_LINK_STATUS): New macro.
13970 (debug_dep_links): New debug function.
13972 (struct _deps_list): New type.
13973 (deps_list_t): New typedef.
13974 (DEPS_LIST_FIRST): New access macro.
13975 (FOR_EACH_DEP_LINK): New cycle macro.
13976 (create_deps_list, free_deps_list, delete_deps_list): Declare
13978 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
13979 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
13980 (copy_deps_list_change_con): Ditto.
13982 (move_dep_link): Declare function.
13984 (struct _dep_node): New type.
13985 (dep_node_t): New typedef.
13986 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
13988 (struct haifa_insn_data.back_deps): New field to hold backward
13989 dependencies of the insn.
13990 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
13992 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
13993 Change its type to deps_list_t.
13994 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
13995 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
13996 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
13998 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14000 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14002 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14004 (dep_cost): Declare.
14006 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14007 (ds_to_dk, dk_to_ds): New functions.
14009 (init_dep_1): New static function.
14010 (init_dep): New function.
14011 (copy_dep): New static function.
14013 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14015 (detach_dep_link): New static function.
14016 (move_dep_link): New function.
14018 (dep_links_consistent_p, dump_dep_links): New static functions.
14019 (debug_dep_links): New debugging function.
14021 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14023 (alloc_deps_list, init_deps_list): New static functions.
14024 (create_deps_list): New function.
14025 (clear_deps_list): New static function.
14026 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14027 (deps_list_consistent_p, dump_deps_list): New static functions.
14028 (debug_deps_list): New function.
14029 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14031 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14033 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14034 use new scheduler dependencies lists.
14035 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14036 (sched_analyze): Ditto. Initialize dependencies lists.
14037 (add_forw_dep, compute_forward_dependences): Update to use new
14038 scheduler dependencies lists.
14040 (init_dependency_caches): Init deps_obstack.
14041 (free_dependency_caches): Free deps_obstack.
14043 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14044 new scheduler dependencies lists.
14045 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14046 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14048 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14049 Update to use new scheduler dependencies lists.
14050 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14051 (debug_dependencies): Ditto.
14052 (schedule_region): Update comments.
14054 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14055 scheduler dependencies lists.
14056 (schedule_ebb): Update comments.
14058 * rtl.def (DEPS_LIST): Remove.
14060 * lists.c (unused_deps_list): Remove.
14061 (free_list): Update assertions.
14063 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14064 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14066 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14067 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14069 * haifa-sched.c (comments): Update.
14070 (insn_cost1): Remove. Inline the code into insn_cost ().
14071 (insn_cost): Update to use new scheduler dependencies lists. Move
14072 processing of the dependency cost to dep_cost ().
14073 (dep_cost): New function. Use it instead of insn_cost () when
14074 evaluating cost of the dependency. Use compatible interface to
14075 interact with the target.
14076 (priority): Update to use new scheduler dependencies lists.
14077 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14078 with greater number of insns that depend on the insn.
14079 (schedule_insn): Update to use new scheduler dependencies lists. Add
14080 code to free backward dependencies lists. Inline and optimize code
14081 from resolve_dep () - see PR28071.
14082 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14083 lists. Update call to targetm.sched.is_costly_dependence hook.
14085 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14086 scheduler dependencies lists.
14088 (resolve_dep): Remove. Move the logic to schedule_insn ().
14089 (init_h_i_d): Initialize dependencies lists.
14091 (process_insn_depend_be_in_spec): Rename to
14092 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14093 dependencies lists.
14094 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14095 Update to use new scheduler dependencies lists.
14096 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14098 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14099 new scheduler dependencies lists.
14100 (build_intra_loop_deps): Ditto.
14102 * target.h (struct _dep): Declare to use in
14103 gcc_target.sched.is_costly_dependence.
14104 (struct gcc_target.sched.adjust_cost): Fix typo.
14105 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14106 single dep_t parameter instead of an equivalent triad.
14107 (struct gcc_target.sched.adjust_cost_2): Remove.
14109 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14111 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14113 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14115 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14117 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14118 (REG_DEP_TRUE): Document.
14120 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14121 Change signature to correspond to the targetm.sched.adjust_cost hook.
14122 Update use in TARGET_SCHED_ADJUST_COST_2.
14123 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14124 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14125 new scheduler dependencies lists.
14126 (ia64_gen_check): Ditto.
14128 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14129 dependencies lists.
14131 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14132 signature to correspond to the targetm.sched.is_costly_dependence hook.
14133 (is_costly_group): Update to use new scheduler dependencies lists.
14135 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14136 instead of INSN_COST () macro.
14138 2007-02-01 Ian Lance Taylor <iant@google.com>
14140 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14142 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14144 * pa.md (tp_load): Correct mfctl instruction syntax.
14146 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14148 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14149 altivec_padding_size calculation on AIX. Improve comment, add
14150 assert to verify that it's right.
14152 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14155 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14157 PR inline-asm/28686
14158 * global.c (global_alloc): Add mising initialization of
14161 2007-02-01 Roger Sayle <roger@eyesopen.com>
14163 * alias.c (init_alias_analysis): Correct whitespace.
14164 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14165 partition_hot_cold_basic_blocks): Likewise.
14166 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14167 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14168 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14169 fold_builtin_snprintf_chk, fold_builtin_printf,
14170 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14171 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14172 * cfgcleanup.c (cleanup_cfg): Likewise.
14173 * cfgexpand.c (tree_expand_cfg): Likewise.
14174 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14175 * function.c (get_next_funcdef_no): Likewise.
14176 * gengtype.c (main): Likewise.
14177 * genmodes.c (main): Likewise.
14178 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14179 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14180 * ifcvt.c (noce_emit_move_insn): Likewise.
14181 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14183 * stor-layout.c (get_best_mode): Likewise.
14184 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14185 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14186 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14187 perform_var_substitution, solve_graph): Likewise.
14188 * tree-vrp.c (vrp_finalize): Likewise.
14190 2007-02-01 Ian Lance Taylor <iant@google.com>
14192 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14193 high part of a paradoxical subreg, return a constant zero.
14195 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14197 * toplev.c (lang_dependent_init): Call init_set_costs.
14198 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14200 2007-02-01 Richard Guenther <rguenther@suse.de>
14202 PR middle-end/30656
14203 * fold-const.c (fold_negate_expr): Allow negating a
14204 constant if overflow does not change.
14206 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14208 * doc/c-tree.texi (Expression trees): Improve markup.
14209 * doc/tm.texi (Register Classes, Addressing Modes)
14210 (Floating Point): Fix spacing after abbreviations. Fix some
14213 2007-02-01 Ben Elliston <bje@au.ibm.com>
14215 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14216 * doc/contrib.texi: Likewise.
14217 * doc/install.texi: Likewise.
14219 2007-01-31 Richard Henderson <rth@redhat.com>
14220 Ian Lance Taylor <iant@google.com>
14222 * lower-subreg.c: New file.
14223 * rtl.def (CONCATN): Define.
14224 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14225 pass_lower_subreg2.
14226 * emit-rtl.c (update_reg_offset): New static function, broken out
14227 of gen_rtx_REG_offset.
14228 (gen_rtx_REG_offset): Call update_reg_offset.
14229 (gen_reg_rtx_offset): New function.
14230 * regclass.c: Revert patch of 2006-03-05, restoring
14232 (clear_reg_info_regno): New function.
14233 * dwarf2out.c (concatn_loc_descriptor): New static function.
14234 (loc_descriptor): Handle CONCATN.
14235 * common.opt (fsplit_wide_types): New option.
14236 * opts.c (decode_options): Set flag_split_wide_types when
14238 * timevar.def (TV_LOWER_SUBREG): Define.
14239 * rtl.h (gen_reg_rtx_offset): Declare.
14240 (reg_scan_update): Declare.
14241 * regs.h (clear_reg_info_regno): Declare.
14242 * tree-pass.h (pass_lower_subreg): Declare.
14243 (pass_lower_subreg2): Declare.
14244 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14245 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14246 -fsplit-wide-types.
14247 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14248 * Makefile.in (OBJS-common): Add lower-subreg.o.
14249 (lower-subreg.o): New target.
14251 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14253 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14255 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14258 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14260 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14262 PR middle-end/29335
14263 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14265 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14267 * cfgloop.h: Include vec-prim.h.
14268 (enum li_flags): Remove LI_ONLY_OLD.
14269 (loop_iterator): Changed.
14270 (fel_next, fel_init): Iterate over loop tree.
14271 (FOR_EACH_LOOP_BREAK): New macro.
14272 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14274 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14275 * modulo-sched.c (sms_schedule): Ditto.
14276 * tree-vectorizer.c (vectorize_loops): Ditto.
14277 * doc/loop.texi: Update information on loop numbering and behavior of
14278 FOR_EACH_LOOP wrto new loops.
14279 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14280 add_to_evolution_1): Test nestedness of loops instead of comparing
14282 * tree-chrec.c (chrec_fold_plus_poly_poly,
14283 chrec_fold_multiply_poly_poly, chrec_evaluate,
14284 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14285 reset_evolution_in_loop): Ditto.
14286 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14288 2007-01-31 Dirk Mueller <dmueller@suse.de>
14290 * c-common.c (warn_about_parentheses): Separate warning about
14291 un-parenthized sequence of comparison operators from the one
14292 which is supposed to warn about x <= y <= z.
14294 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14296 * optabs.h (enum optab_index): Add new OTI_isinf.
14297 (isinf_optab): Define corresponding macro.
14298 * optabs.c (init_optabs): Initialize isinf_optab.
14299 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14301 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14302 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14304 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14305 expand_builtin_interclass_mathfn.
14306 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14307 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14308 (fxam<mode>2_i387): New insn pattern.
14309 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14310 built-in functions as x87 inline asm.
14312 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14314 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14316 2007-01-30 Eric Christopher <echristo@apple.com>
14318 * config.gcc: Add geode.
14320 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14322 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14323 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14324 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14325 value-prof.c: Fix comment typos.
14327 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14330 * doc/invoke.texi (Wpointer-arith): Document warning.
14332 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14334 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14335 the list of discrepancies from the draft TR.
14337 2007-01-30 Dirk Mueller <dmueller@suse.de>
14340 * doc/invoke.texi (-Wreturn-type): Update description to
14341 match new behavior.
14343 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14345 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14347 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14349 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14350 to handle optabs that operate on floating point input argument and
14351 output to integer output.
14352 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14353 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14354 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14355 expand_builtin_interclass_mathfn ().
14356 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14357 (ilogbsi2): Remove.
14358 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14359 ilogbl built-in functions as x87 intrinsics.
14361 2007-01-30 Richard Guenther <rguenther@suse.de>
14363 PR middle-end/27657
14364 * dwarf2out.c (reference_to_unused): Query varpool if the
14365 variable was output.
14367 2007-01-30 Richard Guenther <rguenther@suse.de>
14369 PR middle-end/30313
14370 * passes.c (execute_one_pass): Reset in_gimple_form to not
14371 confuse non-unit-at-a-time mode.
14373 2007-01-29 Roger Sayle <roger@eyesopen.com>
14374 Richard Guenther <rguenther@suse.de>
14376 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14377 avoid undefined behaviour on overflow. Use force_fit_type_double
14378 to construct the constant with the specified TREE_OVERFLOW.
14380 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14382 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14383 * config/dfp-bit.h: Ditto.
14385 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14387 * c-decl.c (pop_scope): Replace warnings with call to
14388 warn_for_unused_label.
14389 * c-common.h (warn_for_unused_label): Declare.
14390 * c-common.c (warn_for_unused_label): Define.
14392 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14394 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14397 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14399 * Makefile.in (USER_H): Remove decfloat.h.
14400 * ginclude/decfloat.h: Delete, moving contents to ...
14401 * ginclude/float.h: Add support for decimal floating point,
14402 guarded by __STDC_WANT_DEC_FP__.
14404 2007-01-29 Mike Stump <mrs@apple.com>
14406 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14407 Analysis and Representation to resolve case insensitive conflict.
14408 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14410 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14412 * tree.h (struct tree_memory_tag): Add aliases member.
14413 (MTAG_ALIASES): New macro.
14414 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14415 (add_may_alias): Remove pointer-set. Update for may_aliases being
14417 (mark_aliases_call_clobbered): Update for may_aliases being a
14419 (compute_tag_properties): Ditto.
14420 (create_partition_for): Ditto.
14421 (compute_memory_partitions): Ditto.
14422 (dump_may_aliases_for): Ditto.
14423 (is_aliased_with): Ditto.
14424 (add_may_alias_for_new_tag): Ditto.
14425 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14426 (compute_is_aliased): New function.
14427 (compute_may_aliases): Call compute_is_aliased).
14428 (init_alias_info): Initialize alias_bitmap_obstack.
14429 (union_alias_set_into): New function.
14430 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14431 (have_common_aliases_p): Rewrite to take two bitmaps and use
14433 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14434 Update for bitmaps.
14435 (finalize_ref_all_pointers): Update for add_may_alias changes.
14436 (new_type_alias): Ditto.
14437 * tree-flow-inline.h (may_aliases): Return a bitmap.
14438 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14439 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14440 may_aliases being a bitmap.
14441 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14442 may_aliases now returns a bitmap.
14443 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14445 * tree-ssa-operands.c (add_virtual_operand): Update for
14446 may_aliases being a bitmap.
14448 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14450 PR tree-optimization/30630
14451 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14452 variable as changed.
14454 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14457 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14458 expanded only once even if an error occurs.
14460 2007-01-29 Ben Elliston <bje@au.ibm.com>
14462 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14463 (__gcov_average_profiler): Likewise.
14464 (__gcov_ior_profiler): Likewise.
14465 (__gcov_merge_ior): Likewise.
14467 2007-01-28 Jan Hubicka <jh@suse.cz>
14469 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14470 * value-prof.c (stringop_block_profile): Likewise.
14472 2007-01-28 Jan Hubicka <jh@suse.cz>
14474 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14475 variant handling histograms; add wrapper.
14476 (clear_storage_via_libcall): Export.
14477 (emit_block_move_hints): Break out from ...; add histograms.
14478 (emit_block_move): ... this one.
14479 (clear_storage_hints): Break out from ...; add histograms.
14480 (clear_storage): ... this one.
14481 (set_storage_via_memset): Handle histogram.
14482 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14483 (clear_storage_hints, clear_storage_via_libcall): Declare.
14484 (set_storage_via_setmem): Update prototype.
14485 * doc/md.texi (movmem, setmem): Document new arguments.
14487 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14489 (stringop_block_profile): New global function.
14490 (tree_stringops_values_to_profile): Profile block size and alignment.
14491 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14493 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14494 (stringop_block_profile): Declare.
14495 * builtins.c: Include value-prof.h.
14496 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14497 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14498 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14499 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14500 * profile.c (instrument_values): Add new counters.
14501 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14503 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14504 (tree_init_edge_profiler): Build new profilers.
14505 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14506 (pass_tree_profile): Add dump.
14507 (tree_profile_hooks): Update.
14508 * Makefile.in (LIBGCOV): Add new constants.
14509 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14510 __gcov_ior_profiler): New.
14511 * i386.md (movmem/setmem expanders): Add new optional arguments.
14513 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14515 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14517 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14519 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14520 (tree_unswitch_single_loop): Pass eni_size_weights to
14521 tree_num_loop_insns.
14522 * tree-ssa-loop-manip.c: Include tree-inline.h.
14523 (can_unroll_loop_p): Pass eni_size_weights to
14524 tree_num_loop_insns.
14525 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14526 Pass eni_size_weights to estimate_num_insns.
14527 * tree.h (init_inline_once): Export.
14528 * toplev.c (backend_init): Call init_inline_once.
14529 * cgraphunit.c (cgraph_process_new_functions,
14530 cgraph_analyze_function): Pass eni_inlining_weights to
14531 estimate_num_insns.
14532 * ipa-inline.c (compute_inline_parameters): Ditto.
14533 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14534 to estimate_num_insns.
14535 (try_unroll_loop_completely): Pass eni_size_weights to
14536 tree_num_loop_insns.
14537 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14538 ot estimate_num_insns.
14539 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14540 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14541 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14542 eni_time_weights): New variables.
14543 (init_inline_once): Initialize them.
14544 (struct eni_data): Mew.
14545 (estimate_num_insns_1, estimate_num_insns): Use weights.
14546 * tree-inline.h (struct eni_weights_d): New.
14547 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14548 (estimate_num_insns): Declaration changed.
14549 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14550 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14551 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14553 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14555 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14556 relations in the conflict function is valid.
14558 2007-01-27 Ian Lance Taylor <iant@google.com>
14560 * common.opt: Add fstrict-overflow.
14561 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14562 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14563 (TYPE_OVERFLOW_UNDEFINED): Define.
14564 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14566 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14567 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14568 (fold_negate_expr): Likewise.
14569 (make_range): Likewise.
14570 (extract_muldiv_1): Likewise.
14571 (maybe_canonicalize_comparison): Likewise.
14572 (fold_comparison): Likewise.
14573 (fold_binary): Likewise.
14574 (tree_expr_nonnegative_p): Likewise.
14575 (tree_expr_nonzero_p): Likewise.
14576 * tree-vrp.c (compare_values): Likewise.
14577 (extract_range_from_binary_expr): Likewise.
14578 (extract_range_from_unary_expr): Likewise.
14579 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14581 (nowrap_type_p): Likewise.
14582 * tree-scalar-evolution.c (simple_iv): Likewise.
14583 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14584 (build_range_check): Likewise.
14585 (extract_muldiv_1): Likewise.
14586 (fold_comparison): Likewise.
14587 * tree-vrp.c (vrp_int_const_binop): Likewise.
14588 (extract_range_from_unary_expr): Likewise.
14589 * convert.c (convert_to_integer): Likewise.
14590 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14591 (fold_comparison): Likewise.
14592 (fold_binary): Likewise.
14593 * optabs.c (optab_for_tree_code): Likewise.
14594 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14595 * simplify-rtx.c (simplify_const_relational_operation): Check
14596 flag_strict_overflow and flag_trapv.
14597 (simplify_const_relational_operation): Likewise.
14598 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14599 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14602 2007-01-27 Roger Sayle <roger@eyesopen.com>
14604 * tree.c (tree_fold_gcd): Delete.
14605 * tree.h (tree_fold_gcd): Remove prototype.
14606 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14607 test whether one constant integer is a multiple of another. Instead
14608 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14609 * fold-const.c (multiple_of_p): We've determined both TOP and
14610 BOTTOM are integer constants so we can call int_const_binop directly
14611 instead of the more generic const_binop.
14613 2007-01-27 Roger Sayle <roger@eyesopen.com>
14615 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14616 1*X check that the constant hasn't overflowed, to preserve the
14618 (round_up): Provide an efficient implementation when rouding-up an
14619 INTEGER_CST to a power-of-two.
14621 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14623 * doc/sourcebuild.texi: Add comma for clarity.
14624 * doc/extend.texi: Fix some typos.
14625 * doc/passes.texi: Likewise.
14626 * doc/cppinternals.texi: Likewise.
14627 * doc/c-tree.texi: Likewise.
14628 * doc/tree-ssa.texi: Likewise.
14629 * doc/install.texi: Likewise.
14631 2007-01-27 Jan Hubicka <jh@suse.cz>
14633 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14634 (pass_sra): Do not require alias information.
14635 * passes.c (init_optimization_passes): Add SRA
14637 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14639 * tracer.c (rest_of_handle_tracer): We already cleaned
14640 up the CFG in tracer() so don't do it here again.
14641 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14642 cleanup_cfg here, either. And don't call renumber_insns.
14644 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14645 and BB_HEAD are in the insn stream here. Instead make sure
14646 that BB_INSN is valid on all insns. Also, do check here that
14647 there are no pending branch predictions...
14648 (rtl_verify_flow_info): ...instead of doing it here. Checks
14649 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14652 2007-01-26 Roger Sayle <roger@eyesopen.com>
14654 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14655 function to simplify/factorize operand order canonicalization.
14656 (ix86_fixup_binary_operands): Reorganize using the above function.
14657 (ix86_binary_operator_ok): Likewise.
14659 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14661 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14662 file scope from optimize_attrs.
14663 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14665 (optimize_attrs): Clear insn_code_values after freeing it.
14667 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14669 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14670 a parts.base assignment.
14672 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14674 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14675 (compute_subscript_distance, initialize_data_dependence_relation,
14676 finalize_ddr_dependent, analyze_ziv_subscript,
14677 analyze_siv_subscript_cst_affine,
14678 compute_overlap_steps_for_affine_univar,
14679 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14680 analyze_siv_subscript, analyze_miv_subscript,
14681 analyze_overlapping_iterations, subscript_dependence_tester_1,
14682 compute_self_dependence, free_dependence_relation): Work
14683 with affine_fn instead of chrecs.
14684 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14685 common_affine_function, affine_function_base,
14686 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14687 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14688 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14689 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14690 (all_chrecs_equal_p): Removed.
14691 * tree-data-ref.h (affine_fn, conflict_function): New types.
14692 (struct subscript): Change type of conflicting_iterations_in_a
14693 and conflicting_iterations_in_b.
14695 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14698 * config/pa/pa.h (TARGET_HPUX_11): New.
14699 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14700 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14702 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14703 Richard Guenther <rguenther@suse.de>
14705 * tree-ssa-structalias.c (solve_graph): Handle case
14706 we merged the variable to another.
14708 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14710 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14713 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14714 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14716 2007-01-25 DJ Delorie <dj@redhat.com>
14718 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14719 allow changes to modes which don't fit in those registers.
14721 * reload1.c (choose_reload_regs): Check for invalid subregs before
14722 computing their locations, not after.
14724 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14727 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14728 save Altivec registers in an eh_return function.
14729 (compute_vrsave_mask): Likewise.
14730 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14731 for saving Altivec registers.
14732 (rs6000_emit_prologue): Don't allocate stack twice in
14733 eh_return function. Correct expected value of altivec_save_offset
14734 when using save_world. Describe save of R0 to stack when using
14735 save_world. Describe stack pointer adjustment when using
14736 save_world. Remove duplicated eh_return parameter register saving.
14737 Update sp_offset variable after save_world.
14738 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14740 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14741 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14744 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14746 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14748 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14751 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14752 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14754 2007-01-25 Richard Guenther <rguenther@suse.de>
14756 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14757 * common.opt (-Wcoverage-mismatch): New warning option.
14758 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14759 if -Wcoverage-mismatch is given.
14761 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14763 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14764 (ipcp_driver): Change to static definition.
14765 Add dumping of the ifunctions.
14766 (constant_val_insert): Remove unused parameter. Support for SSA.
14767 (ipcp_propagate_const): Support for SSA.
14768 (ipcp_profile_bb_print): Print only analyzed nodes.
14769 (ipcp_replace_map_create): Remove support for Fortran constant
14771 * ipa-prop.c (ipa_method_modify_stmt,
14772 ipa_callsite_compute_param): Support for SSA.
14773 * ipa-prop.h (ipcp_driver): Remove declaration.
14774 (IS_VALID_TREE_MAP_INDEX): Add define.
14776 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14778 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14780 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14782 PR middle-end/30447
14783 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14784 constant argument to cabs and do it without checking for
14785 -funsafe-math-optimizations.
14787 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14789 * c-common.h (RID_FIRST_CXX0X): New.
14790 (RID_LAST_CXX0X): New.
14791 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14793 * c.opt (Wc++0x-compat): New.
14794 * doc/invoke.texi (-Wc++0x-compat): Document.
14796 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14798 * builtins.c (fold_builtin_carg): New.
14799 (fold_builtin_1): Use it.
14801 2007-01-24 Jan Hubicka <jh@suse.cz>
14803 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14805 * ipa-inline.c (initial_insns, max_insns): Delete.
14806 (compute_max_insns): New function.
14807 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14808 of insns as base for code growth.
14809 (cgraph_decide_inlining): Make initial_insns local; do not compute
14811 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14812 * doc/invoke.texi (inline-unit-growth): Update docs.
14814 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14816 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14817 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14818 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14819 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14820 for CPUs that have PTA_CX16 set.
14822 PR middle-end/27416
14823 * gimplify.c (omp_check_private): New function.
14824 (gimplify_scan_omp_clauses): Use it for
14825 firstprivate/lastprivate/reduction.
14827 PR middle-end/30494
14828 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14829 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14831 PR middle-end/30421
14832 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14833 If lower_lastprivate_clauses emits some statements, append them
14834 to dlist rather than body_p and to body_p append an initializer.
14835 (lower_omp_for): Adjust caller.
14837 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14839 * target.h (globalize_decl_name): New.
14840 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14841 * output.h (default_globalize_decl_name): New.
14842 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14844 (globalize_decl): Ditto.
14845 (default_globalize_decl_name): New.
14846 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14847 (ia64_handle_version_id_attribute): New.
14848 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14849 (ia64_asm_output_external): Use globalize_decl_name instead
14850 of globalize_label.
14851 * doc/extend.texi (version_id): New pragma.
14852 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14854 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14856 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14857 _uleb128_t and _Unwind_SWord with _sleb128_t.
14858 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14859 uw_frame_state_for, uw_update_context_1): Likewise.
14860 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14861 * unwind-pe.h (read_uleb128, read_sleb128,
14862 read_encoded_value_with_base): Likewise.
14863 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14865 2007-01-24 Richard Guenther <rguenther@suse.de>
14867 * builtins.c (expand_builtin_cexpi): Get the fndecl
14868 for cexp in the correct way.
14870 2007-01-24 Jan Hubicka <jh@suse.cz>
14872 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14874 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14876 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14877 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14878 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14879 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14880 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14881 __SIZEOF_PTRDIFF_T__.
14882 * doc/cpp.texi: Documentation for the new builtin macros added.
14884 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14886 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14887 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14888 instead of operands[2] to avoid access past the end of array.
14890 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14892 * reload1.c (emit_reload_insns): Pass the reload register
14893 for a non-spill output reload through forget_old_reloads_1.
14895 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14897 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14898 _SOFT_DOUBLE if doubles use software floating-point.
14899 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14900 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14901 * config/rs6000/darwin-ldouble.c: Also compile functions for
14902 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14903 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14904 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14905 commented-out long double override.
14906 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14907 * config/rs6000/eabispe.h: Likewise.
14908 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14909 long double for non-SPE.
14910 (rs6000_handle_option): Likewise.
14911 (invalid_e500_subreg): Disallow more subregs involding DImode,
14912 DFmode, TImode or TFmode.
14913 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14915 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14917 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14918 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14920 (rs6000_legitimate_address): Also check for TFmode for E500
14922 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14923 (spe_build_register_parallel): Handle TFmode and TCmode.
14924 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14926 (function_arg): Handle TFmode and TCmode for E500 double.
14927 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14929 (print_operand): Handle TFmode and TImode for %y.
14930 (rs6000_generate_compare): Handle TFmode comparisons for E500
14932 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14933 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14934 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14935 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14936 TFmode for E500 double.
14937 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14938 (floatsidf2): Enable for E500 double.
14939 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14940 (extenddftf2): Change to extenddftf2_fprs.
14941 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14942 depending on TARGET_E500_DOUBLE.
14943 (extendsftf2): Enable for E500 double.
14944 (trunctfdf2): Enable for E500 double.
14945 (trunctfsf2): Change to trunctfsf2_fprs.
14946 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14947 depending on TARGET_E500_DOUBLE.
14948 (floatsitf2): Enable for E500 double.
14949 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14950 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14951 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14952 (negtf2): Change to negtf2_internal.
14953 (negtf2): New expander.
14954 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14955 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14956 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14957 (movdi_internal32): Use rs6000_nonimmediate_operand.
14958 (unnamed splitter): Likewise.
14959 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14960 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14961 (SPE64TF, DITI): New mode macros.
14962 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14965 (frob_<mode>_di_2): New.
14966 (frob_tf_di_8_2): New.
14967 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14969 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14971 (frob_ti_<mode>_8_2): New.
14972 (frob_ti_tf_2): New.
14973 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14974 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14976 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14977 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
14978 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
14979 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
14980 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
14981 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
14984 2007-01-23 Ian Lance Taylor <iant@google.com>
14986 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
14988 (OBJS-archive): Reformat, alphabetize.
14989 (OBJS): Change out_object_file to OBJS-md.
14991 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
14993 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14994 JUMP_P and CALL_P predicates where applicable.
14995 * config/i386/i386.c: Ditto.
14996 * config/i386/i386.md: Ditto.
14997 * config/i386/mmx.md: Ditto.
14998 * config/i386/predicates.md: Ditto.
15000 2007-01-22 Andreas Schwab <schwab@suse.de>
15002 * config/m68k/m68k.h: Fix comment.
15004 2007-01-22 Jan Hubicka <jh@suse.cz>
15006 * passes.c (init_optimization_passes): Do not rerun
15007 pass_early_warn_uninitialized.
15009 2007-01-22 Richard Guenther <rguenther@suse.de>
15011 PR tree-optimization/30038
15012 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15014 (execute_cse_sincos_1): Likewise.
15015 (execute_cse_sincos): Likewise.
15016 (gate_cse_sincos): Likewise.
15017 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15018 the cexpi() canonicalization of sincos().
15019 * tree-pass.h (pass_cse_sincos): Declare.
15020 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15022 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15024 PR rtl-optimization/29329
15025 * combine.c (replaced_rhs_insn): Rename to i2mod.
15026 (replaced_rhs_value): Rename to i2mod_new_rhs.
15027 (i2mod_old_rhs): New global variable.
15028 (combine_instructions): Adjust for above change. Save a copy of
15029 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15030 note are substituted in the second instruction.
15031 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15032 ditch the note if it pertains to the second eliminated register
15033 and this register is mentioned in i2mod_old_rhs.
15036 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15038 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15039 the insn to which the note was originally attached.
15041 2007-01-21 Jan Hubicka <jh@suse.cz>
15043 * ipa-inline.c (inlining_mode): Comment, move up.
15044 (cgraph_decide_inlining_incrementally): Do not perform inlining
15045 itself; fix handling of flattening of self recursive functions.
15046 (cgraph_find_cycles): Remove.
15047 (cgraph_flatten_node): Remove.
15048 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15049 (try_inline): New function.
15050 (cgraph_early_inlining): Update call of
15051 cgraph_decide_inlining_incrementally. Apply inlining here.
15052 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15054 2007-01-21 Dirk Mueller <dmueller@suse.de>
15057 * tree-vrp.c (check_array_bounds): do not warn
15058 about ADDR_EXPR's of ARRAY_REF's which are immediately
15059 used in binary expressions.
15061 2007-01-21 Ira Rosen <irar@il.ibm.com>
15063 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15064 read_write_dep and macros for its access.
15065 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15066 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15067 argument, call vect_check_interleaving for every independent pair of
15068 data-refs. Mark loads that access the same memory location as a store
15070 (vect_check_dependences): Remove.
15071 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15072 call, fix the call to vect_analyze_data_ref_dependence.
15073 (vect_analyze_data_ref_access): For statements that access the same
15074 data-ref, check that they are not stores; for loads, check that there
15075 is no store that access the same location.
15077 2007-01-20 Roger Sayle <roger@eyesopen.com>
15078 Joseph Myers <joseph@codesourcery.com>
15080 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15081 (-fdump-rtl-stack): Likewise.
15082 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15083 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15084 (-mpt-fixed): Use @minus{} for minus sign.
15085 (Using Precompiled Headers): Fix under/overfull hbox.
15087 2007-01-20 Jan Hubicka <jh@suse.cz>
15089 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15090 place within annotation.
15092 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15094 * pa.c (output_move_double): Change array size of xoperands to 4.
15096 2007-01-20 Jan Hubicka <jh@suse.cz>
15098 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15101 2007-01-19 Ian Lance Taylor <iant@google.com>
15103 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15104 constant to unsigned HOST_WIDE_INT before negating.
15106 2007-01-19 Ian Lance Taylor <iant@google.com>
15108 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15110 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15111 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15112 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15113 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15114 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15115 (realloc_vdef, realloc_vuse): Change second parameter to
15117 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15118 fields to unsigned.
15119 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15120 unsigned. Change x and lim locals to unsigned.
15121 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15123 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15124 (copy_virtual_operands): Change i and n locals to unsigned.
15126 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15128 PR middle-end/29335
15129 * builtins.c (fold_builtin_1): Handle builtin fdim.
15131 2007-01-20 Jan Hubicka <jh@suse.cz>
15133 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15134 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15135 init_alias_heapvars.
15136 (init_alias_heapvars): Initialize only when not already initialized.
15137 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15139 2007-01-19 Roger Sayle <roger@eyesopen.com>
15141 * common.opt (fsigned-zeros): New command line option.
15142 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15143 of flag_unsafe_math_optimizations.
15144 * opts.c (set_fast_math_flags): The -ffast-math command line option
15145 implies -fno-signed-zeros.
15146 (fast_math_flags_set_p): Likewise.
15148 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15149 the documentation of -ffast-math appropriately. Wrap long lines.
15151 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15153 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15154 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15156 2007-01-19 Tomas Bily <tbily@suse.cz>
15158 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15160 (tree_init_ic_make_global_vars): New function
15161 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15162 (tree_gen_ic_profiler): New function
15163 (tree_gen_ic_func_profiler): New function
15164 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15165 (tree_profile_hooks): Added hook for indirec/virtual calls
15166 * value-prof.c (tree_find_values_to_profile): New case for
15168 (tree_values_to_profile): Call for determining indirect/virtual
15170 (tree_indirect_call_to_profile): New function
15171 (tree_ic_transform): New function
15172 (tree_ic): New function
15173 (find_func_by_pid): New function
15174 (init_pid_map): New function
15175 (tree_value_profile_transformations): Added check for
15176 indirect/virtual call transformation
15177 * value-prof.h (enum hist_type): New counter type for
15178 indirect/virtual calls
15179 (profile_hooks): Added new hook for profiling indirect/virtual
15181 * profile.c (instrument_values): New case for indirect/virtual
15183 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15184 (GCOV_COUNTER_V_INDIR): New counter type
15185 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15186 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15188 * cgraph.c: Definition of cgraph_max_pid
15189 (cgraph_create_node): Default init of pid attribute
15190 * cgraph.h: Declaration of cgraph_max_pid
15191 (struct cgraph_node): Added pid attribute
15192 * libgcov.c (__gcov_indirect_call_profiler): New function
15193 (__gcov_one_value_profiler_body): New function
15194 (__gcov_one_value_profiler): Body was moved to
15195 __gcov_one_value_profiler_body and calls it
15197 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15199 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15200 * gengtype.c (write_types_data, write_func_for_structure,
15201 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15202 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15203 (walk_type, write_func_for_structure): Generate the mark_hook if
15206 2007-01-19 Jan Hubicka <jh@suse.cz>
15208 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15209 'early' argument take inlining mode argument specifying whether to
15210 inline for size/speeed or all functions; add support for flattening;
15212 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15214 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15217 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15218 the name of the declared identifier.
15220 2007-01-19 Dirk Mueller <dmueller@suse.de>
15222 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15223 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15224 duplicate evaluation.
15226 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15228 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15229 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15230 to XFMode, use acosxf2 and truncate result to requested mode.
15231 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15232 (asin<mode>2): Similarly, with asin expanders.
15233 (*fscalexf4_i387): Rename from *fscalexf4.
15234 (expNcorexf3): New expander.
15235 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15236 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15237 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15238 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15239 patterns for SSE math.
15240 (exp10<mode>2): Similarly, with exp10 expanders.
15241 (exp2<mode>2): Similarly, with exp2 expanders.
15242 (expm1<mode>2): Similarly, with expm1 expanders.
15243 (ldexp<mode>3): Similarly, with ldexp expanders.
15244 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15245 Use gen_truncxf<mode>2_i387_noop to truncate result.
15247 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15249 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15250 for ColdFire targets.
15252 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15253 Richard Sandiford <richard@codesourcery.com>
15255 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15256 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15257 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15258 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15259 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15260 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15262 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15264 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15265 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15266 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15267 (*adddi_dilshr32_cf): New pattern.
15268 (adddi3, subdi3): Remove first alternatives.
15270 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15272 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15273 implemented using move.l, do not use its cc result for floating-point
15276 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15278 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15279 from accepting 's' constraints if flag_pic.
15281 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15283 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15284 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15285 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15286 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15288 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15290 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15291 ColdFire alternatives.
15292 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15293 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15294 architectures that support ff1 instruction.
15296 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15297 Julian Brown <julian@codesourcery.com>
15299 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15300 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15301 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15304 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15306 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15308 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15309 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15310 HOST_WIDE_INT instead of an rtx.
15311 (m68k_rtx_costs): Update call accordingly.
15312 (output_move_const_into_data_reg): Likewise. Fix formatting.
15313 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15315 (output_move_simode_const): Update calls after above changes.
15316 Rework to use automatic variables and predicates like MEM_P.
15317 * config/m68k/m68k.md (pushexthisi_const): Update call to
15320 2007-01-19 Dirk Mueller <dmueller@suse.de>
15322 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15323 in dump_flags test.
15325 2007-01-19 Richard Guenther <rguenther@suse.de>
15327 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15328 via cexp in case sincos is not available.
15330 2007-01-19 Richard Guenther <rguenther@suse.de>
15332 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15333 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15334 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15335 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15336 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15337 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15338 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15339 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15341 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15343 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15345 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15346 (atan2xf3): Directly generate RTL pattern.
15347 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15348 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15349 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15350 disable patterns for SSE math.
15351 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15352 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15353 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15354 disable patterns for SSE math.
15356 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15358 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15360 2007-01-18 Roger Sayle <roger@eyesopen.com>
15362 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15363 VIEW_CONVERT_EXPR to the same type as it's operand.
15365 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15367 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15368 configured for long double 128.
15370 2007-01-18 Mike Stump <mrs@apple.com>
15372 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15375 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15377 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15380 2007-01-18 Jan Hubicka <jh@suse.cz>
15382 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15383 greater than NUM_VOP_FREE_BUCKETS.
15385 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15387 * tree-ssa-structalias.c: Update comments.
15388 (ptabitmap_obstack): Removed.
15389 (pta_obstack): New.
15390 (oldpta_obstack): Ditto.
15391 (stats): Add a few members.
15392 (struct variable_info): Remove node, complex, address_taken, and
15393 indirect_target members. Add oldsolution member.
15394 (new_var_info): Do not initialize removed members.
15395 (constraint_expr_type): Remove INCLUDES.
15396 (constraint_graph): Add size, implicit_preds, rep,
15397 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15398 (FIRST_REF_NODE): New macro.
15399 (LAST_REF_NODE): Ditto.
15400 (FIRST_ADDR_NODE): Ditto.
15401 (find): New function.
15403 (dump_constraint): Do not handle INCLUDES.
15404 (insert_into_complex): Do not insert duplicate constraints.
15405 (condense_varmap_nodes): Renamed and rewritten into ...
15406 (merge_node_constraints): This. Also fix bug in handling of
15407 offseted copy constraints.
15408 (clear_edges_for_node): No longer need to deal with preds at all,
15409 or removing associated preds/succs.
15410 (merge_graph_nodes): Deal with indirect_cycles.
15411 Don't deal with predecessors.
15412 (add_implicit_graph_edge): New function.
15413 (add_pred_graph_edge): Ditto.
15414 (add_graph_edge): Don't deal with predecessors.
15415 (build_constraint_graph): Removed.
15416 (build_pred_graph): New function.
15417 (build_succ_graph): Ditto.
15418 (struct scc_info): Removed in_component. Added roots, dfs, and
15419 node_mapping. Remove visited_index, unification_queue.
15420 (scc_visit): Deal with union-find we do now.
15421 Deal with cycles with REF nodes.
15422 (collapse_nodes): Renamed and rewritten to ...
15423 (unify_nodes): This.
15424 (process_unification_queue): Removed.
15425 (topo_visit): Cleanup
15426 (do_da_constraint): Use find.
15427 (do_sd_constraint): Ditto.
15428 (do_ds_constraint): Ditto.
15429 (do_complex_constraint): Ditto.
15430 (init_scc_info): Update for removed and added members.
15431 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15432 (find_indirect_cycles): This.
15433 (equivalence_class): New variable.
15434 (label_visit): New function.
15435 (perform_variable_substitution): Rewritten.
15436 (free_var_substitution_info): New function.
15437 (find_equivalent_node): Ditto.
15438 (move_complex_constraints): Ditto.
15439 (eliminate_indirect_cycles): Ditto.
15440 (solve_graph): Only propagate changed bits.
15441 Use indirect cycle elimination.
15443 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15444 (tree_id_eq): Renamed to ...
15445 (tree_vi_eq): This. Update for member change
15446 (insert_id_for_tree): Renamed and rewritten to ...
15447 (insert_vi_for_tree): This.
15448 (lookup_id_for_tree): Renamed and rewritten to ...
15449 (lookup_vi_for_tree): This.
15450 (get_id_for_tree): Renamed and rewritten to ...
15451 (get_vi_for_tree): Ditto.
15452 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15453 (process_constraint): Don't handle INCLUDES.
15454 Remove special ADDRESSOF case.
15455 (find_func_aliases): Rewrite to use vi functions instead of id
15457 (create_function_info_for): Ditto.
15458 (create_variable_info_for): Ditto.
15459 (intra_create_variable_infos): Ditto.
15460 (merge_smts_into): Ditto.
15461 (find_what_p_points_to): Ditto.
15462 (init_base_vars): Ditto.
15463 (init_alias_vars): Ditto.
15464 (remove_preds_and_fake_succs): New function.
15465 (dump_sa_points_to_info): Dump new stats.
15466 (dump_solution_for_var): Use find.
15467 (set_used_smts): Fix formatting.
15468 (compute_points_to_sets): Updated for new functions.
15469 (ipa_pta_execute): Ditto.
15471 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15472 Richard Sandiford <richard@codesourcery.com>
15474 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15476 * calls.c (expand_call): If the return value is a PARALLEL,
15477 extract its first member.
15478 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15479 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15480 use FUNCTION_EXTRA_EPILOGUE.
15481 (m68k_function_value): Return a PARALLEL if the return value
15482 is of a pointer type.
15483 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15484 (FUNCTION_EXTRA_EPILOGUE): Remove.
15485 * config/m68k/m68k.md (D0_REG): New constant.
15487 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15489 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15490 output a NOP for empty epilogues.
15492 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15494 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15495 before function. Extend register save check to include all
15496 registers, not just integer ones.
15498 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15500 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15501 (m68k_use_return_insn): ...this.
15502 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15503 * config/m68k/m68k.c (use_return_insn): Rename to...
15504 (m68k_use_return_insn): ...this.
15505 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15506 of USE_RETURN_INSN.
15508 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15510 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15511 nearest even, fix denormal rounding overflow.
15513 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15515 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15516 f%$smove and f%$move.
15517 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15518 (extendsfdf2_cf): Use fdmove instead of f%&move.
15519 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15520 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15522 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15524 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15527 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15529 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15530 (coldfire_single_format): Declare.
15531 (coldfire_double_format): Likewise.
15532 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15533 of qnan_msb_set to determine the lower bits of a canonical
15535 (encode_ieee_double): Likewise.
15536 (encode_ieee_quad): Likewise.
15537 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15538 (mips_single_format): Likewise.
15539 (ieee_double_format): Likewise.
15540 (mips_double_format): Likewise.
15541 (ieee_extended_motorola_format): Likewise.
15542 (ieee_extended_intel_96_format): Likewise.
15543 (ieee_extended_intel_128_format): Likewise.
15544 (ieee_extended_intel_96_round_53_format): Likewise.
15545 (ibm_extended_format): Likewise.
15546 (mips_extended_format): Likewise.
15547 (ieee_quad_format): Likewise.
15548 (mips_quad_format): Likewise.
15549 (vax_f_format): Likewise.
15550 (vax_d_format): Likewise.
15551 (vax_g_format): Likewise.
15552 (i370_single_format): Likewise.
15553 (i370_double_format): Likewise.
15554 (decimal_single_format): Likewise.
15555 (decimal_double_format): Likewise.
15556 (decimal_quad_format): Likewise.
15557 (c4x_single_format): Likewise.
15558 (c4x_extended_format): Likewise.
15559 (real_internal_format): Likewise.
15560 (coldfire_single_format): New real_format.
15561 (coldfire_double_format): Likewise.
15562 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15563 canonical_nan_lsbs_set.
15564 (pdp11_d_format): Likewise.
15565 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15566 if TARGET_COLDFIRE_CPU.
15568 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15570 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15571 (output_call, m68k_legitimize_call_address): Declare.
15572 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15573 parenthesees. Add support for a 'W' constraint.
15574 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15575 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15576 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15577 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15579 (override_options): Initialize them. Do not set flag_no_function_cse
15580 for TARGET_ID_SHARED_LIBRARY.
15581 (m68k_output_pic_call): Delete.
15582 (m68k_legitimize_call_address): New function.
15583 (print_operand): Remove the %o prefix. Handle the %p prefix.
15584 (output_call): New function.
15585 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15586 target address from the GOT if symbolic jumps are not allowed.
15587 * config/m68k/m68k.md (call, general_operand): Do not set
15588 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15589 Merge separate flag_pic and !flag_pic define_insns into...
15590 (*call, *call_value): ...these new patterns. Match the address
15591 rather than the containing MEM and require it to be a call_operand.
15592 Use output_call to generate the asm template.
15593 * config/m68k/predicates.md (const_call_operand): New predicate.
15594 (call_operand): Likewise.
15596 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15598 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15599 (STACK_GROWS_DOWNWARD): Define to 1.
15600 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15601 comments, emphasizing that these values are only defaults.
15602 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15603 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15605 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15607 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15609 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15610 Richard Sandiford <richard@codesourcery.com>
15612 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15613 (FP_REGNO_P): New macros.
15614 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15615 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15616 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15617 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15619 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15621 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15622 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15624 * config/m68k/t-floatlib: New file, extracting common code from...
15625 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15626 * config/m68k/t-uclinux: Here.
15627 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15628 routines on ColdFire targets.
15630 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15632 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15633 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15634 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15635 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15636 explicitly set MOTOROLA to 1.
15637 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15639 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15640 Nathan Sidwell <nathan@codesourcery.com>
15642 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15643 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15644 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15645 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15646 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15647 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15648 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15649 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15650 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15651 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15652 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15653 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15654 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15655 (DBX_REGISTER_NUMBER): Delete.
15656 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15657 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15658 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15660 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15662 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15663 * config/flat.h: New file.
15664 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15665 OBJECT_FORMAT_FLAT.
15666 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15667 indirect references for -msep-data or -mid-shared-library.
15668 Do not use PC-relative code addresses either.
15669 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15671 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15672 for shared libraries and crt1.o for executables. Use crti.o and
15674 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15675 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15676 Do not add -elf2flt or -shared-lib-id options here.
15677 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15678 Pass -shared-lib-id if -mid-shared-library, taking the library
15679 identifier from -mshared-library-id if given, otherwise
15681 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15682 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15683 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15684 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15685 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15686 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15688 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15689 jump sequence for ISA A and ISA A+.
15690 (PICJUMP): Likewise.
15692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15694 * config.gcc (m68k-*-uclinux*): Base the port on the common
15695 and m68k GNU/Linux files rather than on the generic ELF ones.
15696 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15697 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15699 2007-01-18 Julian Brown <julian@codesourcery.com>
15700 Richard Sandiford <richard@codesourcery.com>
15702 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15703 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15704 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15706 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15707 80 unconditionally.
15708 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15710 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15712 * doc/install.texi: Document m68k-uclinuxoldabi.
15713 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15714 * config/m68k/uclinux-oldabi.h: New file, copied from
15715 config/m68k/uclinux.h.
15717 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15719 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15720 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15721 (m32r_compute_frame_size): Use unsigned for regno.
15722 (m32r_reload_lr): Use gen_frame_mem.
15724 (m32r_output_function_epilogue): Don't output the function epilogue
15726 (m32r_expand_epilogue): New.
15727 (direct_return): Return false if the function has the interrupt
15729 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15730 * config/m32r/m32r.md (epilogue): New expander.
15731 (return_lr, return_rte): New insns.
15732 (return): Make it expander.
15733 (return_normal): New expander.
15735 2007-01-18 Josh Conner <jconner@apple.com>
15738 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15739 support for UNLE, UNLT, UNGE, and UNGT.
15741 2007-01-18 Jan Hubicka <jh@suse.cz>
15743 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15744 * tree-tailcall (add_virtual_phis): Likewise.
15745 (optimize_tail_call): Return TODOs.
15746 (execute_tail_calls): Return TODOs.
15747 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15748 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15750 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15751 Cleanup cfg using TODO.
15752 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15753 * passes.c (execute_function_todo): When cleanup did something, remove
15755 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15756 (make_edges): Don't cleanup_cfg.
15758 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15760 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15761 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15762 operate on the top of stack.
15763 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15764 register handling of instructions that output to the second
15766 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15767 (move_for_stack_reg): Special-case check for dead destination
15768 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15770 * config/i386/i386.md (UNSPEC_TAN): New constant.
15771 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15772 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15773 to correctly model move of constant 1.0 to top stack slot.
15774 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15775 (unnamed peephole2 pattern): Remove corresponding peephole2
15776 pattern that optimizes tan insn and loading of constant 1.0.
15777 (tanxf2): Use fptanxf4_i387.
15778 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15779 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15780 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15781 disable patterns for SSE math.
15782 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15783 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15785 2007-01-18 Dirk Mueller <dmueller@suse.de>
15786 Richard Guenther <rguenther@suse.de>
15789 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15790 * common.opt (Warray-bounds): Add new warning option.
15791 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15793 * Makefile.in: make tree-vrp.o depend on toplev.h
15794 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15796 (check_array_refs, check_array_bounds, check_array_ref): New.
15798 2007-01-18 Jan Hubicka <jh@suse.cz>
15800 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15801 (execute_ssa_ccp): Return flags conditionally.
15802 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15804 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15806 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15808 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15809 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15811 * Makefile.c (GTFILES): Add cfglayout.h.
15812 * gengtype.c (open_base_files): Likewise.
15813 * cfglayout.c (cfg_layout_function_footer,
15814 cfg_layout_function_header) Reindent to make gengtype happy.
15815 * cfglayout.h (cfg_layout_function_footer,
15816 cfg_layout_function_header): Add GTY(()) marker.
15818 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15820 2007-01-18 Ben Elliston <bje@au.ibm.com>
15822 * genautomata.c (write_automata): Include xstrerror output in the
15823 error message if writing the DFA description file fails.
15825 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15827 * config/mips/mips-protos.h (mips_output_external): Make it
15829 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15830 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15831 (extern_list): Likewise.
15832 (extern_head): Likewise.
15833 (TARGET_ASM_FILE_END): Likewise.
15834 (mips_file_end): Likewise.
15835 (mips_output_external): Rewritten.
15837 2007-01-18 Ben Elliston <bje@au.ibm.com>
15839 * genpreds.c (write_insn_preds_c): Only write out the function
15840 body for regclass_for_constraint if we have register constraints.
15842 2007-01-17 Tom Tromey <tromey@redhat.com>
15844 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15845 * doc/install.texi (Testing): Use sourceware.org.
15846 (Binaries): Likewise.
15847 (Specific): Likewise.
15848 * doc/contrib.texi (Contributors): Use sourceware.org.
15850 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15852 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15853 (AVR_ENHANCED): Rename to ...
15854 (AVR_HAVE_MUL): ... new.
15855 (avr_enhanced_p): Rename to ...
15856 (avr_have_mul_p): ... new.
15857 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15858 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15859 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15860 (avr_have_mul_p): ... new.
15861 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15862 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15863 'avr_enhanced_p' and 'enhanced'.
15864 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15865 AVR_HAVE_MUL instead of AVR_ENHANCED.
15866 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15867 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15868 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15869 instead of AVR_ENHANCED.
15870 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15871 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15872 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15874 2007-01-17 Ian Lance Taylor <iant@google.com>
15876 * vec.h (VEC_reserve_exact): Define.
15877 (vec_gc_p_reserve_exact): Declare.
15878 (vec_gc_o_reserve_exact): Declare.
15879 (vec_heap_p_reserve_exact): Declare.
15880 (vec_heap_o_reserve_exact): Declare.
15881 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15883 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15884 negative parameter.
15885 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15886 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15887 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15888 * vec.c (calculate_allocation): Add exact parameter. Change all
15890 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15891 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15892 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15893 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15894 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15895 (vec_heap_p_reserve_exact): New function.
15896 (vec_heap_o_reserve_exact): New function.
15898 2007-01-17 Jan Hubicka <jh@suse.cz>
15900 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15902 2007-01-17 Eric Christopher <echristo@apple.com>
15904 * config.gcc: Support core2 processor.
15906 2007-01-16 Jan Hubicka <jh@suse.cz>
15908 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15909 the names, just unlink the chain so we don't crash on dangling pointers
15912 2007-01-16 Jan Hubicka <jh@suse.cz>
15914 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15915 * tree-pass.h: Reorder to make IPA passes appear toegher.
15916 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15917 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15918 parameters, do not call early inliner.
15919 * ipa-inline.c: Update comments. Include tree-flow.h
15920 (cgraph_decide_inlining): Do not compute inlining parameters.
15921 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15922 be called with function context set up.
15923 (pass_ipa_inline): Remove unreachable functions before pass.
15924 (cgraph_early_inlining): Simplify assuming to be called from the
15926 (pass_early_inline): New pass.
15927 (cgraph_gate_ipa_early_inlining): New gate.
15928 (pass_ipa_early_inline): Turn into simple wrapper.
15929 (compute_inline_parameters): New function.
15930 (gate_inline_passes): New gate.
15931 (pass_inline_parameters): New pass.
15932 (apply_inline): Move here from tree-optimize.c
15933 (pass_apply_inline): New pass.
15934 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15936 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15937 doing them by hand.
15938 (tree_function_versioning): Do not allocate dummy struct function.
15939 * tree-inline.h (optimize_inline_calls): Update prototype.
15940 * tree-optimize.c (execute_fixup_cfg): Export.
15941 (pass_fixup_cfg): Remove
15942 (tree_rest_of_compilation): Do not apply inlines.
15943 * tree-flow.h (execute_fixup_cfg): Declare.
15944 * Makefile.in (gt-passes.c): New.
15945 * passes.c: Include gt-passes.h
15946 (init_optimization_passes): New passes.
15947 (nnodes, order): New static vars.
15948 (do_per_function_toporder): New function.
15949 (execute_one_pass): Dump current pass here.
15950 (execute_ipa_pass_list): Don't dump current pass here.
15952 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15954 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15955 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15957 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15959 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15960 (strong_alias): Define.
15961 (__gcc_qmul): Provide non-FMA for soft-float.
15962 (__gcc_qdiv): Same.
15967 (__gcc_qunord): New.
15977 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
15978 soft-float functions.
15979 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
15980 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
15981 about long double soft float.
15983 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
15984 Tehila Meyzels <tehila@il.ibm.com>
15986 * tree-vectorizer.h (is_pattern_stmt_p): New.
15987 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
15988 formatting (tabs instead of spaces). Cleanup and clarify setting
15989 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
15990 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
15991 (vectorizable_type_demotion): Check that types are integral.
15992 (vectorizable_type_promotion): Likewise.
15993 (vectorizable_store): Fix typo. Eliminate new-line at end of
15996 2007-01-16 Jan Hubicka <jh@suse.cz>
15998 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16001 2007-01-15 Eric Christopher <echristo@apple.com>
16003 * ifcvt.c: Include vec.h, vecprim.h.
16004 (check_cond_move_block): New argument regs.
16005 Reorganize. Add registers used to regs.
16006 (cond_move_process_if_block): Use regs set above as
16009 2007-01-15 Eric Christopher <echristo@apple.com>
16011 * config/darwin.h: Update copyright.
16012 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16013 (LINK_COMMAND_SPEC): Add -u.
16014 (LINK_SPEC): Fix umbrella for above.
16016 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16018 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16021 2007-01-15 Tom Tromey <tromey@redhat.com>
16023 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16024 * doc/install.texi (Testing): Don't mention jacks.
16025 (Configuration): Document --enable-java-maintainer-mode. Move
16026 --with-java-home to libgcj-specific section. Document
16028 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16030 2007-01-15 Jan Hubicka <jh@suse.cz>
16032 * tree-ssa-dce.c (DCE_TODOs): New.
16033 (propagate_necessity): Return if something changed.
16034 (eliminate_unnecessary_stmts): Likewise.
16035 (perform_tree_ssa_dce): Return TODO flags when needed.
16036 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16038 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16040 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16041 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16042 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16043 patterns using X87MODEF12 mode macro. Extend operand 1
16044 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16045 (log10<mode>2): Ditto.
16046 (log2<mode>2): Ditto.
16047 (log1p<mode>2): Ditto.
16048 (logb<mode>2): Ditto.
16049 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16050 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16051 (*fxtractxf3_i387): Rename from *fxtractxf3.
16052 (fxtract_extend<mode>xf3_i387): New insn pattern.
16053 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16054 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16055 and gen_fyl2xxf3_i387().
16057 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16059 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16060 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16061 get_loop_exit_edges. Changed return type to bool.
16062 * cfgloop.h (fix_loop_placement): Declaration removed.
16064 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16066 * param.h (MIN_VECT_LOOP_BOUND): New.
16067 * params.def (MIN_VECT_LOOP_BOUND): New.
16068 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16069 argument - minimum threshold for number of iterations.
16070 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16071 argument to declaration.
16072 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16073 MIN_VECT_LOOP_BOUND.
16074 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16075 slpeel_tree_peel_loop_to_edge with additional argument.
16076 (vect_do_peeling_for_alignment): Likewise.
16077 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16079 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16082 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16083 operands of size 1.
16085 2007-01-14 Jan Hubicka <jh@suse.cz>
16087 * tree-dfa.c (remove_referenced_var): New function.
16088 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16089 prune referenced vars list too.
16090 * tree-flow.h (remove_referenced_var): Declare.
16092 2007-01-14 Jan Hubicka <jh@suse.cz>
16094 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16096 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16097 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16098 * except.h (verify_eh_throw_table_statements): Kill prototype.
16099 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16100 into call exrepssions.
16101 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16103 * tree-cfg.c: Include pointer-set.h.
16104 (verify_node_sharing): Work on pointer set.
16105 (verify_eh_throw_stmt_node): New.
16106 (verify_stmts): Use pointers sets, verify throw_stmt.
16108 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16110 * ipa-reference.c (analyze_function): Consider also addresses taken
16113 2007-01-12 Roger Sayle <roger@eyesopen.com>
16115 * c-typeck.c (null_pointer_constant_p): Replace use of
16116 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16117 (build_c_cast): Likewise.
16119 2007-01-12 Roger Sayle <roger@eyesopen.com>
16121 * tree.h (force_fit_type_double): Remove unused final argument.
16122 * c-common.c (constant_expression_warning): Replace use of
16123 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16124 (convert_and_check): Likewise.
16125 (shorten_compare): Update call to force_fit_type_double.
16126 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16127 * convert.c (convert_to_pointer): Update call to
16128 force_fit_type_double.
16129 * fold-const.c (force_fit_type_double): Remove overflowed_const
16131 (int_const_binop, fold_convert_const_int_from_int,
16132 fold_convert_const_int_from_real, fold_div_compare,
16133 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16134 fold_abs_const, fold_not_const): Remove the final argument from
16135 calls to force_fit_type_double.
16137 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16139 * configure.ac: Set insn to "nop" for spu-*-* also.
16140 * configure: Regenerate.
16142 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16144 * builtins.def : Add BUILT_IN_FREE.
16146 2007-01-12 Jan Hubicka <jh@suse.cz>
16148 PR tree-optimization/30443
16149 * tree-inline.c (tree_function_versioning): Do not optimize when
16150 cloning for inlining.
16152 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16154 * doc/loop.texi: Document recording of loop exits.
16155 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16156 (update_single_exits_after_duplication,
16157 update_single_exit_for_duplicated_loop,
16158 update_single_exit_for_duplicated_loops): Removed.
16159 (duplicate_loop_to_header_edge): Do not call
16160 update_single_exits_after_duplication and
16161 update_single_exit_for_duplicated_loops.
16162 (loop_version): Do not update single_exit information.
16163 (fix_loop_structure): Use record_loop_exits instead of
16164 mark_single_exit_loops.
16165 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16166 the lists of loop exits.
16167 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16168 split_edge, merge_blocks): Update the lists of loop exits.
16169 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16170 loop_optimizer_init.
16171 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16172 of mark_single_exit_loops.
16173 (loop_optimizer_finalize): Call release_recorded_exits.
16174 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16175 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16176 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16177 update single exit information.
16178 * lambda-code.c (perfect_nestify): Ditto.
16179 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16180 (mark_single_exit_loops): Removed.
16181 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16182 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16183 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16185 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16186 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16187 (verify_loop_structure): Verify consistency of the exit lists.
16188 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16189 (set_single_exit): Removed.
16190 * cfgloop.h (struct loop_exit): New function.
16191 (struct loop): single_exit_ field replaced by exits field.
16192 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16193 (struct loops): Added exits hash.
16194 (mark_single_exit_loops, set_single_exit): Declaration removed.
16195 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16197 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16199 * doc/invoke.texi: Avoid use of @headitem.
16201 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16203 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16205 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16207 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16210 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16211 Richard Sandiford <richard@codesourcery.com>
16213 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16214 * config/m68k/m68k.opt: Resort options.
16215 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16217 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16218 Richard Sandiford <richard@codesourcery.com>
16220 * doc/invoke.texi: Document the macros that are defined by
16221 m68k's -mtune and -mhard-float options.
16222 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16223 (m68k_cpp_cpu_family): Likewise.
16224 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16225 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16226 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16227 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16228 (m68k_cpp_cpu_family): Likewise.
16230 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16232 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16233 macros besides mc68000 as tuning macros. Use a switch statement
16234 to set them and mcpu32.
16236 2007-01-12 Julian Brown <julian@codesourcery.com>
16238 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16239 (TARGET_68040_ONLY): Rename to...
16240 (TARGET_68040): ...this.
16241 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16242 * config/m68k/m68k.md: Likewise.
16244 2007-01-12 Julian Brown <julian@codesourcery.com>
16245 Nathan Sidwell <nathan@codesourcery.com>
16246 Richard Sandiford <richard@codesourcery.com>
16248 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16249 the -mcpu= argument associated with the --with-cpu setting.
16250 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16251 if different from the one implied by the -mcpu setting.
16252 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16253 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16254 * doc/invoke.texi: Mention ColdFire in the introduction to the
16255 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16256 -mno-div and -mhard-float options. Make -m68881 a synonym for
16257 -mhard-float. Document the previously-undocumented -m5206e,
16258 -m528x, -m5307 and -m5407 options. Tweak the existing option
16259 documentation for consistency.
16260 * doc/install.texi: Mention new --with-cpu arguments.
16261 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16262 default CPU if neither -mcpu nor -march are specified.
16263 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16264 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16265 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16266 using m68k_tune to decide between families that implement the
16267 same ISA. Use m68k_tune to set __mcfv4e__.
16268 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16269 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16270 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16271 (FL_ISA_C, FL_ISA_MMU): New macros.
16272 (MASK_COLDFIRE): Delete.
16273 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16274 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16275 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16276 (TARGET_HARD_FLOAT): Do not define here.
16277 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16278 (TUNE_68000): New macro.
16279 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16280 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16281 (TUNE_CFV2): Redefine in terms of m68k_tune.
16282 (uarch_type, target_device, fpu_type): New enums.
16283 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16284 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16285 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16286 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16287 (FL_FOR_isa_c): New macros.
16288 (m68k_isa): New enum.
16289 (m68k_target_selection): New structure.
16290 (all_devices, all_isas, all_microarchs): New tables.
16291 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16292 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16293 (MASK_ALL_CPU_BITS): Delete.
16294 (m68k_find_selection): New function.
16295 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16296 Map the legacy target options to a combination of the new ones.
16297 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16298 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16299 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16301 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16302 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16304 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16305 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16306 * config/m68k/m68k-devices.def: New file.
16308 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16309 Nathan Sidwell <nathan@codesourcery.com>
16311 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16312 (SUBTARGET_EXTRA_SPECS): New macros.
16313 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16314 use %(asm_cpu_spec) instead.
16315 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16316 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16317 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16318 (EXTRA_SPECS): Rename to...
16319 (SUBTARGET_EXTRA_SPECS): ...this.
16321 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16322 Richard Sandiford <richard@codesourcery.com>
16323 Julian Brown <julian@codesourcery.com>
16325 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16326 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16327 to the configuration's default CPU.
16328 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16329 Remove default masks.
16330 (m680[012]0-*-*): Set the default with_cpu to the first part of
16332 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16333 (m68k*-*-linux): Extend the --with-cpu handling to...
16334 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16335 and m68010. Don't set target_cpu_default2.
16336 * doc/install.texi: Document --with-cpu for m68k.
16337 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16338 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16339 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16340 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16341 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16342 (ASM_SPEC): Remove use of %(asm_cpu_default).
16343 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16344 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16345 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16346 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16347 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16348 (TARGET_DEFAULT): Delete.
16349 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16350 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16351 (CPP_CPU_SPEC): Delete.
16352 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16353 the appropriate string.
16354 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16355 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16356 (ASM_SPEC): Don't use %(asm_default_spec).
16357 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16358 TARGET_DEFAULT and add MASK_68881.
16359 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16361 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16363 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16364 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16365 MASK_68010 alongside MASK_68020.
16366 * doc/invoke.texi: Document -m68010.
16367 * config/m68k/m68k.opt (m68010): New.
16368 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16370 (TUNE_68010): New macro.
16371 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16372 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16373 (M68K_CPU_m68332): Add MASK_68010.
16374 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16375 fallback definition.
16376 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16378 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16379 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16380 to all entries that use MASK_68020.
16381 (output_move_simode_const, output_move_himode, output_move_qimode)
16382 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16383 instead of TARGET_68020 to select clr behavior. Remove comment
16384 about there being no TARGET_68010.
16385 * config/m68k/m68k.md: Likewise throughout.
16387 2007-01-12 Julian Brown <julian@codesourcery.com>
16389 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16390 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16391 * config/m68k/m68k.md: Likewise.
16393 2007-01-12 Julian Brown <julian@codesourcery.com>
16395 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16396 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16398 2007-01-12 Julian Brown <julian@codesourcery.com>
16400 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16401 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16402 * config/m68k/m68k.md: Likewise.
16404 2007-01-12 Julian Brown <julian@codesourcery.com>
16405 Richard Sandiford <richard@codesourcery.com>
16407 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16408 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16409 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16411 (TARGET_CPU32): Rename to...
16412 (TUNE_CPU32): ...this.
16413 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16414 (TUNE_CFV2): New macros.
16415 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16416 remove conditions that are implied by TARGET_68020.
16417 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16418 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16419 (m68k_output_function_epilogue): Likewise.
16420 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16421 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16422 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16423 non-68000 timings. Refactor multiplication and division costs.
16424 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16425 TUNE_CPU32 instead of TARGET_CPU32.
16426 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16427 and TUNE_68060 instead of TARGET_68060.
16428 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16429 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16431 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16432 && !TARGET_COLDFIRE" to choose between moveq and clr.
16433 Likewise in the unnamed movsf pattern.
16434 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16435 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16438 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16440 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16441 of tabbing before backslashes.
16443 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16445 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16446 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16447 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16449 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16451 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16452 find_interesting_uses_cond.
16453 (find_interesting_uses_cond): Use extract_cond_operands.
16454 (rewrite_use_compare): Use extract_cond_operands and
16455 force_gimple_operand_bsi. Do not call update_stmt.
16456 (determine_use_iv_cost_condition): Use extract_cond_operands.
16457 Return cheaper of using original bound and changing the exit bound.
16459 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16461 PR tree-optimization/29516
16462 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16463 most_expensive_mult_to_index, addr_to_parts,
16464 create_mem_ref, maybe_fold_tmr): Make the type of
16465 fields of TARGET_MEM_REF sizetype.
16466 (move_fixed_address_to_symbol, move_pointer_to_base):
16468 * tree.def (TARGET_MEM_REF): Add comment on types of
16471 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16473 * c-common.c (vector_types_convertible_p): Treat opaque types as
16474 always convertible if they have the same size, but not otherwise.
16476 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16478 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16479 Remove the b_unconditional field.
16480 (noce_try_sign_mask): Do not look at b_unconditional.
16481 (noce_process_if_block): Do not use merge_if_blocks. Update
16482 the CFG here. Do not set b_unconditional.
16483 (cond_move_process_if_block): Likewise.
16484 (find_cond_trap): Likewise.
16485 (check_cond_move_block): Require simple jump insns at the end
16486 of the basic block.
16488 2007-01-11 Jan Hubicka <jh@suse.cz>
16490 PR tree-optimization/1046
16491 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16492 when alias info is not ready.
16493 (pass_tail_recursion): Do not require aliasing.
16494 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16495 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16496 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16497 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16498 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16499 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16500 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16502 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16503 When aliasing is not build, mark statement as volatile.
16505 2007-01-11 Tom Tromey <tromey@redhat.com>
16507 PR preprocessor/15185, PR preprocessor/20989:
16508 * doc/cppopts.texi <-MT>: Update description of algorithm for
16509 computing default target.
16510 <-M, -MD>: Reword "basename" text.
16512 2007-01-11 Roger Sayle <roger@eyesopen.com>
16514 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16515 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16516 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16517 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16518 fold_builtin_bswap, real_constp, fold_builtin_pow,
16519 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16520 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16521 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16522 * convert.c (convert_to_pointer): Likewise.
16523 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16524 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16525 const_binop, fold_convert_const_int_from_int,
16526 fold_convert_const_int_from_real,
16527 fold_convert_const_real_from_real, sign_bit_p,
16528 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16529 fold_sign_changed_comparison, fold_unary, fold_comparison,
16530 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16531 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16532 * print-tree.c (print_node_brief, print_node): Likewise.
16533 * stor-layout.c (place_field, layout_type): Likewise.
16534 * tree-chrec.c (keep_cast): Likewise.
16535 * tree.c (build_vector, build_real, build_real_from_int_cst,
16536 build_complex): Likewise.
16538 2007-01-11 Roger Sayle <roger@eyesopen.com>
16540 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16541 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16543 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16545 * configure.ac (strict1_warn): Rename to strict_warn.
16546 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16547 cc_set_by_configure, quoted_cc_set_by_configure,
16548 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16549 all_boot_languages, all_stagestuff): Remove.
16550 (target_list): Remove bootstrap targets.
16551 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16552 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16553 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16554 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16555 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16556 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16557 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16558 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16559 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16560 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16561 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16562 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16563 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16564 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16565 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16566 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16567 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16568 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16569 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16570 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16571 (mostlyclean): Adjust.
16572 (clean, distclean): Don't mention bootstrap stuff.
16573 * configure: Regenerate.
16574 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16575 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16576 treelang/config-lang.in (stagestuff): Remove.
16577 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16578 stageprofile, stagefeedback, stagestuff): Remove mention.
16580 2007-01-11 Nick Clifton <nickc@redhat.com>
16582 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16584 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16585 (mcore_arith_K_S_operand): Run the test for the S constraint not
16586 the test for the M constraint.
16587 (mcore_addsub_operand): Do not accept integer values that are
16588 larger than 32 bits.
16589 * config/mcore/mcore.md: Remove unused constraints from split.
16590 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16591 (addsi3): Likewise.
16592 (allocate_stack): Likewise.
16593 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16594 operands to 32 bits.
16595 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16597 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16598 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16599 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16600 mcore_output_bclri, mcore_output_andn, output_inline_const,
16601 mcore_output_move, mcore_output_movedouble): Likewise.
16602 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16603 (output_inline_const): Likewise.
16604 (output_inline_const): Fix format strings used in sprintf
16606 * config/mcore/mcore-protos.h: Update prototypes for changed
16607 functions in mcore.c.
16608 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16609 HOST_WIDE_INT and not int.
16610 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16611 CONST_OK_FOR_N): Likewise.
16612 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16613 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16616 2007-01-10 Jan Hubicka <jh@suse.cz>
16618 * tree-vrp.c (remove_range_assertions): Release defs.
16619 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16620 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16622 2007-01-10 Paul Brook <paul@codesourcery.com>
16624 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16625 * config/arm/arm.md (mulsi3subsi): New insn.
16627 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16629 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16630 (tree_transform_and_unroll_loop): New.
16631 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16634 2007-01-10 Robert Kennedy <jimbob@google.com>
16636 * fold-const.c (fold_comparison): Fold comparisons like (x *
16637 1000 < 0) to (x < 0).
16639 2007-01-10 Ian Lance Taylor <iant@google.com>
16641 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16642 operands have the same priority.
16644 2007-01-10 Tom Tromey <tromey@redhat.com>
16646 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16647 (fold_binary): Likewise.
16648 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16649 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16650 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16651 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16652 * langhooks.h (struct lang_hooks): Removed field
16653 'can_use_bit_fields_p'.
16655 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16657 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16659 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16661 * function.c (get_last_funcdef_no): New function.
16662 * function.h (get_last_funcdef_no): Declare.
16663 * tree-inline.c (initialize_cfun): Add initialization.
16664 (tree_function_versioning): Cleanup.
16666 2007-01-10 Jan Hubicka <jh@suse.cz>
16668 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16671 2007-01-10 Sa Liu <saliu@de.ibm.com>
16672 Ben Elliston <bje@au.ibm.com>
16674 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16675 for SAVE_NONLOCAL and Pmode for any other save level.
16676 * spu-protos.h (spu_restore_stack_block): Declare.
16677 * spu.md (save_stack_block): Remove.
16678 (restore_stack_block): Call spu_restore_stack_block.
16679 * spu.c (spu_restore_stack_block): New function.
16680 (spu_expand_epilogue): Remove old comment.
16682 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16684 PR tree-optimization/30322
16685 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16686 (cand_value_at): Return the value as aff_tree.
16687 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16688 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16689 aff_combination_mult): New functions.
16690 (aff_combination_add): Use aff_combination_add_cst.
16691 (aff_combination_convert): Allow conversions to a wider type.
16692 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16693 * tree-affine.h (aff_combination_mult): Declare.
16695 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16697 * doc/tm.texi: Update documentation to reflect reality of exec
16698 and start file search behaviours. Update copyright year.
16699 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16700 header file directories.
16702 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16704 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16705 (*cosxf2): Rename to cosxf2_i387.
16706 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16707 using X87MODEF12 mode macro. Rename patterns to
16708 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16710 (*cosdf2, *cossf2): Ditto.
16711 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16712 to match extended input operands.
16713 (sincos<mode>3): New expander.
16714 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16715 insn patterns and corresponding splitters.
16717 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16719 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16720 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16722 2007-01-09 Nicolas Pitre <nico@cam.org>
16725 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16727 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16729 * target.h (struct gcc_target): New field library_rtti_comdat.
16730 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16731 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16732 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16733 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16735 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16737 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16739 2007-01-08 Richard Guenther <rguenther@suse.de>
16741 * tree.h (force_fit_type_double): Export.
16742 (force_fit_type): Remove.
16743 * fold-const.c (force_fit_type_double): New function.
16744 (force_fit_type): Remove.
16745 (int_const_binop): Use it.
16746 (fold_convert_const_int_from_int): Likewise.
16747 (fold_convert_const_int_from_real): Likewise.
16748 (fold_div_compare): Likewise.
16749 (fold_sign_changed_comparison): Likewise.
16750 (fold_unary): Likewise.
16751 (fold_negate_const): Likewise.
16752 (fold_abs_const): Likewise.
16753 (fold_not_const): Likewise.
16754 * c-common.c (shorten_compare): Use force_fit_type_double.
16755 * convert.c (convert_to_pointer): Likewise.
16757 2007-01-08 Richard Guenther <rguenther@suse.de>
16759 * tree.h (build_int_cst_wide_type): Export.
16760 * tree.c (build_int_cst_wide_type): New function.
16761 (build_int_cst_wide): Fix comment.
16762 * builtins.c (fold_builtin_object_size): Use build_int_cst
16763 to build -1 or 0 of the correct type. Use fit_double_type
16764 to check for overflow.
16765 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16767 (decode_field_reference): Likewise.
16768 (all_ones_mask_p): Likewise.
16769 (native_interpret_int): Use build_int_cst_wide_type.
16770 (fold_binary): Use build_int_cst_type to build an all-ones
16772 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16774 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16776 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16778 2007-01-09 Ben Elliston <bje@au.ibm.com>
16780 * genautomata.c (STATS_OPTION): New option.
16781 (stats_flag): New flag.
16782 (gen_automata_option): Handle it.
16783 (initiate_automaton_gen): Ditto.
16784 (write_automata): Output statistics only if stats_flag is
16785 set. Likewise, output time statistics only if time_flag is set.
16786 * doc/md.texi (Processor pipeline description): Document new flag.
16788 2007-01-08 Richard Guenther <rguenther@suse.de>
16790 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16791 * tree.c (build_int_cst_type): Likewise.
16792 (size_in_bytes): Don't call force_fit_type on the result.
16793 (int_fits_type_p): Use fit_double_type.
16794 * fold-const.c (fit_double_type): New function.
16795 (force_fit_type): Use it.
16796 * tree.h (fit_double_type): Export.
16798 2007-01-08 Jan Hubicka <jh@suse.cz>
16800 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16801 * ipa.c (function_and_variable_visibility): Fix return type.
16803 2007-01-08 Richard Guenther <rguenther@suse.de>
16805 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16806 of offset to build the index.
16807 * tree-pretty-print.c (dump_generic_node): Don't build negated
16808 const just for printing.
16809 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16810 * builtins.c (fold_builtin_int_roundingfn): Check if result
16811 fits the type by using force_fit_type and comparing the result.
16812 * predict.c (predict_loops): Use compare_tree_int for comparison.
16813 * tree.c (build_int_cst): Fall back to integer_type_node for
16815 (build_int_cst_wide): Assert type is non-null.
16817 2007-01-08 Roberto Costa <roberto.costa@st.com>
16819 * tree-vrp.c (extract_range_from_cond_expr): New.
16820 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16821 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16823 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16824 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16825 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16826 used as expressions.
16827 * tree-object-size.c (cond_expr_object_size): New.
16828 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16830 2007-01-08 Jan Hubicka <jh@suse.cz>
16832 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16833 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16836 2007-01-08 Richard Guenther <rguenther@suse.de>
16838 PR tree-optimization/23603
16839 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16840 (extract_range_from_binary): Fall back to truthvalue instead of
16841 varying for TRUTH_*_EXPR.
16842 (extract_range_from_comparison): Fall back to truthvalue instead of
16844 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16845 if all visited PHI values were constant.
16847 2007-01-08 Jan Hubicka <jh@suse.cz>
16849 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16850 (cgraph_analyze_function): break out from ...
16851 (cgraph_finalize_compilation_unit): ... here.
16852 (cgraph_expand_function): Remove forgoten commented out line.
16853 (cgraph_optimize): Analyze functions.
16855 2007-01-08 Jan Hubicka <jh@suse.cz>
16857 * tree-pas.h (TODO_remove_function): New flag.
16858 (TODO_update*): Renumber.
16859 (pass_ipa_increase_alignment,
16860 pass_ipa_function_and_variable_visibility): New passes.
16861 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16862 (cgraph_function_and_variable_visibility): Move to ipa.c
16863 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16864 cgraph_increase_alignment.
16865 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16866 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16867 calling tree-inline.
16868 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16869 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16870 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16871 (gate_increase_alignment): New function.
16872 (pass_ipa_increase_alignment): New pass.
16873 * ipa.c: Inline tree-pass.h and timevar.h
16874 (function_and_variable_visibility): Move here from cgraphunit.c
16875 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16876 * passes.c (init_optimization_passes): Add the two new passes.
16877 (execute_todo): Handle cgraph_remove_functions.
16879 2007-01-08 Nick Clifton <nickc@redhat.com>
16881 * config/frv/predicates.md (reg_or_0_operand): Accept
16884 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16886 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16887 * config.gcc: Add bfin*-rtems*.
16889 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16891 * c.opt: Add -flax-vector-conversions.
16892 * c-typeck.c (convert_for_assignment): Pass flag to
16893 vector_types_convertible_p to allow emission of note.
16894 (digest_init): Likewise.
16895 * c-opts.c: Handle -flax-vector-conversions.
16896 * c-common.c (flag_lax_vector_conversions): New.
16897 (vector_types_convertible_p): Unless -flax-vector conversions
16898 has been passed, disallow conversions between vectors with
16899 differing numbers of subparts and/or element types. If such
16900 a conversion is disallowed, possibly emit a note on the first
16901 occasion only to inform the user of -flax-vector-conversions.
16902 The new last argument specifies this.
16903 * c-common.h (flag_lax_vector_conversions): New.
16904 (vector_types_convertible_p): Add extra argument.
16905 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16906 char_type_node for V*QI type vectors.
16907 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16908 Update to satisfy new typechecking rules.
16909 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16910 C and C++ variants.
16911 * doc/invoke.texi (C Dialect Options): Document
16912 -flax-vector-conversions.
16914 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16916 PR tree-optimization/29877
16917 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16918 a register variable on the RHS to not be replaceable.
16920 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16921 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16922 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16923 const_simm15, const_pow2, const_npow2): Added.
16924 * config/score/misc.md (insv, extv, extzv, movmemsi,
16925 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16926 * config/score/score.c (score_address_cost, score_select_cc_mode):
16928 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16929 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16930 Update score_print_operand.
16931 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16932 Adjust register allocate order and update some macro define.
16933 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16934 mdx_block_move_straight, mdx_block_move_loop_head,
16935 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16936 mdx_block_move): Added.
16937 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16938 mdp_limm): Updated and fix some bug and typo.
16939 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16940 (movsf, movdf, doloop_end): Added.
16942 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16944 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16945 config/arm/thumb2.md: Fix comment typos.
16946 * doc/extend.texi: Fix a typo.
16948 2007-01-07 Eric Christopher <echristo@apple.com>
16950 * configure.ac: Check for __stack_chk_fail for darwin.
16951 * configure: Regenerate.
16953 2007-01-07 Richard Guenther <rguenther@suse.de>
16955 * tree-vrp.c (extract_range_from_assert): CSE calls to
16956 compare_values where possible.
16957 (extract_range_from_unary_expr): Likewise.
16959 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16961 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16962 * config/avr/avr.c (call_insn_operand): Delete function.
16963 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16964 instead of register number. Use predicates.
16965 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16966 call_insn_operand): Add.
16968 2007-01-06 Jan Hubicka <jh@suse.cz>
16970 * tree-pass.h (pass_build_cgraph_edges): Declare.
16971 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16972 (visited_nodes): Remove.
16973 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16974 build_cgrpah_edges; make visited_nodes local.
16975 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16976 (record_references_in_initializer): Move to cgraphbuild.c
16977 (initialize_inline_failed, rebuild_cgraph_edges,
16978 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
16979 (verify_cgraph_node): Make visited_nodes local.
16980 (cgraph_analyze_function): Do not call cgraph_create_edges and
16981 initialize_inline_failed.
16982 (cgraph_expand_function): Do not call cgraph_lower_function;
16983 assert that function is already lowered.
16984 * Makefile.in (cgraphbuild.o): New.
16985 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
16986 at the end of lowering passes.
16988 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
16990 * ifcvt.c (cond_move_convert_if_block): New function, code
16991 factored out from...
16992 (cond_move_process_if_block): ...here. Call the new function
16993 on the THEN and ELSE blocks.
16994 (merge_if_block): Do not copy global_live_at_end, merge_blocks
16995 already takes care of this.
16997 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17000 * tree.h (TREE_OVERFLOW_P): New.
17001 * c-typeck.c (parser_build_unary_op): Warn only if result
17002 overflowed and operands did not.
17003 (parser_build_binary_op): Likewise.
17004 (convert_for_assignment): Remove redundant overflow_warning.
17005 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17007 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17009 * c-typeck.c (store_init_value): Split over two lines to follow
17010 the GNU coding style.
17012 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17014 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17015 __GXX_EXPERIMENTAL_CXX0X__.
17016 * doc/cpp.texi: Same.
17018 2007-01-05 Richard Guenther <rguenther@suse.de>
17020 PR middle-end/27826
17021 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17022 with mismatched types. Instead explicitly build a
17023 conversion NOP_EXPR.
17025 2007-01-05 Ian Lance Taylor <iant@google.com>
17027 * c-common.c (decl_with_nonnull_addr_p): New function.
17028 (c_common_truthvalue_conversion): Call it.
17029 * c-typeck.c (build_binary_op): Likewise.
17030 * c-common.h (decl_with_nonnull_addr_p): Declare.
17032 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17035 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17038 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17040 * doc/install.texi (Final install): Document the fact that
17041 the GNAT runtime should not be stripped.
17043 2007-01-04 Jan Hubicka <jh@suse.cz>
17045 * tree-inline.c (fold_marked_statements): Update operand caches
17046 and EH after folding
17048 2007-01-04 Ian Lance Taylor <iant@google.com>
17050 * c-common.c (check_function_nonnull): Whitespace fix.
17052 2007-01-04 Jan Hubicka <jh@suse.cz>
17054 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17055 comitted older version of patch.
17056 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17057 function, celanup cfg and collect garbage.
17059 2007-01-04 Mike Stump <mrs@apple.com>
17061 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17064 2007-01-04 Eric Christopher <echristo@apple.com>
17066 * libgcc2.c (__bswapsi2): Use SItype.
17067 (__bswapdi2): Use DItype.
17068 * libgcc2.h: Update for above.
17070 2007-01-04 Paul Brook <paul@codesourcery.com>
17072 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17073 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17074 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17075 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17076 umulsi3_highpart): Make conditional on !arm_arch6.
17077 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17078 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17079 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17080 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17081 umulsi3_highpart_v6): New insns.
17083 2007-01-04 Roger Sayle <roger@eyesopen.com>
17085 * fold-const.c (fold_convert): When casting an expression to void,
17086 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17087 have a type. Instead of attempting to build a NOP_EXPR, return
17088 these "special" trees directly.
17090 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17092 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17093 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17094 rs6000_cost->fp not 0 as adjustment for outer NEG.
17096 2007-01-04 Jan Hubicka <jh@suse.cz>
17098 * cgraph.c (cgraph_release_function_body): New function.
17099 (cgraph_remove_node): Use it.
17100 * cgraph.h (cgraph_release_function_body): Declare.
17101 * cgraphunit.c (cgraph_expand_function): Use it.
17102 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17103 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17104 is initialized and while compilation of other function is running.
17105 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17106 statement CFG annotations from here to ...
17107 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17109 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17111 * cfgloop.h (enum li_flags): Make the constants powers of two.
17113 2007-01-04 Jan Hubicka <jh@suse.cz>
17115 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17117 (fold_marked_statements): New function.
17118 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17119 * tree-inline.h (copy_body_data): Add statements_to_fold.
17121 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17123 * config.gcc: Mention libgcc/config.host.
17124 * Makefile.in: Update comments mentioning libgcc.
17125 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17126 (all.cross, start.encap, rest.encap, rest.cross): Update
17127 dependencies for libgcc move.
17128 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17129 (clean-target, clean-target-libgcc): Delete.
17130 (srcdirify, GCC_EXTRA_PARTS): New macros.
17131 (libgcc-support, libgcc.mvars): New rules.
17132 (distclean): Remove mention of mklibgcc.
17133 (install): Don't reference INSTALL_LIBGCC.
17134 (install-common): Don't reference EXTRA_PARTS.
17135 (install-libgcc, install-multilib): Delete rules.
17136 * mklibgcc.in: Delete file.
17137 * doc/configfiles.texi: Don't mention mklibgcc.
17139 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17140 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17141 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17142 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17143 (mklibgcc, ldblspecs): Likewise.
17145 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17146 (posixpre.def): Use $(T).
17147 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17148 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17149 (SHLIB_LINK): Make dummy.
17150 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17152 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17154 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17155 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17156 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17157 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17159 * configure.ac (all_outputs): Remove mklibgcc.
17160 * configure: Regenerated.
17162 2007-01-03 Josh Conner <jconner@apple.com>
17164 PR middle-end/29683
17165 * calls.c (compute_argument_addresses): Set stack and stack_slot
17166 for partial args, too.
17167 (store_one_arg): Use locate.size.constant for the size when
17168 generating a save_area.
17170 2007-01-03 Robert Kennedy <jimbob@google.com>
17172 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17173 whose definitions are deleted due to basic block merging.
17175 2007-01-03 Paul Brook <paul@codesourcery.com>
17178 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17180 (use_return_insn): Return 0 for Thumb interrupt functions.
17181 (print_multi_reg): Add rfe argument for IRQ returns.
17182 (arm_output_epilogue): Pop interrupt return address directly into PC.
17183 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17185 2007-01-03 Paul Brook <paul@codesourcery.com>
17187 Merge from sourcerygxx-4_1.
17188 * config/arm/thumb2.md: New file.
17189 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17191 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17192 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17193 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17194 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17196 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17197 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17199 * config/arm/ieee754-sf.S: Ditto.
17200 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17201 (thumb1_base_register_rtx_p): ... to this.
17202 (thumb_index_register_rtx_p): Rename...
17203 (thumb1_index_register_rtx_p): ... to this.
17204 (thumb_output_function_prologue): Rename...
17205 (thumb1_output_function_prologue): ... to this.
17206 (thumb_legitimate_address_p): Rename...
17207 (thumb1_legitimate_address_p): ... to this.
17208 (thumb_rtx_costs): Rename...
17209 (thumb1_rtx_costs): ... to this.
17210 (thumb_compute_save_reg_mask): Rename...
17211 (thumb1_compute_save_reg_mask): ... to this.
17212 (thumb_final_prescan_insn): Rename...
17213 (thumb1_final_prescan_insn): ... to this.
17214 (thumb_expand_epilogue): Rename...
17215 (thumb1_expand_epilogue): ... to this.
17216 (arm_unwind_emit_stm): Rename...
17217 (arm_unwind_emit_sequence): ... to this.
17218 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17219 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17220 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17221 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17222 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17223 thumb2_output_casesi): New functions.
17224 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17225 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17226 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17227 THUMB2_WORK_REGS): Define.
17228 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17229 arm_condexec_mask, arm_condexec_masklen)): New variables.
17230 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17231 (arm_override_options): Check new CPU capabilities.
17232 Set new architecture flag variables.
17233 (arm_isr_value): Handle v7m interrupt functions.
17234 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17236 (const_ok_for_arm): Handle Thumb-2 constants.
17237 (arm_gen_constant): Ditto. Use movw when available.
17238 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17240 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17241 (thumb_find_work_register, arm_load_pic_register,
17242 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17243 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17244 print_multi_reg, output_mov_long_double_fpa_from_arm,
17245 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17246 output_mov_double_fpa_from_arm, output_move_double,
17247 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17248 output_return_instruction, arm_output_function_prologue,
17249 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17250 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17251 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17252 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17253 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17254 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17256 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17257 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17258 (arm_file_start): Output directive for unified syntax.
17259 (arm_unwind_emit_set): Handle stack alignment instruction.
17260 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17261 Add v6t2, v7, v7a, v7r and v7m.
17262 (RETLDM): Add Thumb-2 code.
17263 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17264 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17265 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17266 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17267 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17268 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17269 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17270 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17271 ADJUST_INSN_LENGTH): Define.
17272 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17273 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17274 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17275 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17276 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17277 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17278 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17279 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17280 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17281 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17282 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17283 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17284 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17285 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17286 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17287 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17288 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17290 * config/arm/arm-tune.md: Regenerate.
17291 * config/arm/arm-protos.h: Update prototypes.
17292 * config/arm/vfp.md: Enable patterns for Thumb-2.
17293 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17294 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17295 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17296 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17297 * config/arm/libunwind.S: Add Thumb-2 code.
17298 * config/arm/constraints.md: Update include Thumb-2.
17299 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17300 * config/arm/ieee754-df.S: Ditto.
17301 * config/arm/bpabi.S: Ditto.
17302 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17303 * config/arm/predicates.md (low_register_operand,
17304 low_reg_or_int_operand, thumb_16bit_operator): New.
17305 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17306 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17307 * config/arm/t-arm-elf: Add armv7 multilib.
17308 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17310 (UNSPEC_STACK_ALIGN, ce_count): New.
17311 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17312 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17314 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17315 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17316 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17317 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17318 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17319 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17321 * doc/extend.texi: Document ARMv7-M interrupt functions.
17322 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17324 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17326 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17327 (struct _Unwind_Context): Rename args_size to flags, remove
17328 signal_frame field, add a new args_size field and version field.
17329 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17330 _Unwind_IsExtendedContext): New inline functions.
17331 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17332 Assume by_value array is only present if _Unwind_IsExtendedContext.
17333 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17334 _Unwind_IsSignalFrame.
17335 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17336 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17337 (uw_init_context_1): Initialize context->flags to
17338 EXTENDED_CONTEXT_BIT.
17339 * config/rs6000/linux-unwind.h (frob_update_context): Use
17340 _Unwind_SetSignalFrame.
17342 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17344 PR middle-end/30353
17345 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17346 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17349 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17351 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17352 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17353 RET, AT_SP): Remove.
17354 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17357 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17358 * cfgbuild.c (find_basic_blocks): Likewise.
17359 * cfgrtl.c (rtl_create_basic_block): Likewise.
17360 * function.c (temp_slots_at_level): Likewise.
17361 * reg-stack.c (stack_regs_mentioned): Likewise.
17362 * regclass.c (allocate_reg_info): Likewise.
17363 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17364 set_bb_for_stmt, move_block_to_fn): Likewise.
17365 * tree-complex.c (tree_lower_complex): Likewise.
17366 * vec.h (VEC_safe_grow_cleared): New.
17368 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17370 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17372 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17373 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17375 * cfgloopmanip.c (scale_loop_frequencies): Export.
17376 (loopify): Scale the frequencies by prescribed coefficients.
17377 (set_zero_probability): New function.
17378 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17379 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17380 and frequencies according to arguments.
17381 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17383 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17384 * modulo-sched.c (sms_schedule): Set probabilities for entering
17385 versioned loop correctly.
17386 * tree-vect-transform.c (vect_transform_loop): Ditto.
17387 * cfgloop.h (loopify, loop_version): Declaration changed.
17388 (scale_loop_frequencies): Declared.
17390 2007-01-02 Jan Hubicka <jh@suse.cz>
17392 * cgraph.c: Include tree-flow.h
17393 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17394 early_local_passes.
17395 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17396 * tree-pass.h (pass_all_early_optimizations): Declare.
17397 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17398 early_local_passes.
17399 (cgraph_analyze_function): Do early_local_passes.
17400 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17401 Do not add referenced vars.
17402 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17404 (gate_all_early_local_passes): New gate.
17405 (pass_early_local_passes): Use new gate.
17406 (execute_early_local_optimizations): New functions.
17407 (gate_all_early_optimizations): New gate.
17408 (pass_all_early_optimizations): New pass.
17409 (execute_free_datastructures): Free SSA only when initialized.
17410 (gate_init_datastructures): Init only when optimizing.
17411 (tree_lowering_passes): Do early local passes when called late.
17412 * tree-profile.c (do_tree_profiling): Don't profile functions added
17414 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17415 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17417 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17418 during early_local_passes.
17419 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17422 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17424 * Makefile.in: Update copyright year.
17426 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17428 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17429 in $(lang_checks) and check-consistency targets.
17431 2007-01-02 Jan Hubicka <jh@suse.cz>
17433 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17434 Do not add referenced vars.
17435 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17437 * passes.c (init_optimization_passes): Put mudflap_2 after
17438 free_datastructures.
17440 2007-01-02 Jan Hubicka <jh@suse.cz>
17442 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17443 Set NOTHROW flag on call statements proved to be nothrow.
17444 Update statement of local calls so new pure/const functions are
17445 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17447 (tree_rest_of_compilation): Register hooks and initialize bitmap
17448 early. Do not set after_inlining flag.
17450 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17452 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17453 HOST_BITS_PER_LONGLONG
17455 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17458 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17459 warning for non-static initializers.
17461 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17463 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17464 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17465 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17466 Always use set_unique_reg_note to add REG_EQUAL notes.
17468 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17471 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17473 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17474 * cfgbuild.c (find_basic_blocks): Likewise.
17475 * cfgrtl.c (rtl_create_basic_block): Likewise.
17476 * function.c (temp_slots_at_level): Likewise.
17477 * reg-stack.c (stack_regs_mentioned): Likewise.
17478 * regclass.c (allocate_reg_info): Likewise.
17479 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17480 set_bb_for_stmt, move_block_to_fn): Likewise.
17481 * tree-complex.c (tree_lower_complex): Likewise.
17482 * vec.h (VEC_safe_grow_cleared): New.
17484 2007-01-02 Ian Lance Taylor <iant@google.com>
17486 * c-common.c (c_common_truthvalue_conversion): When warning about
17487 using an assignment as a truth value, set TREE_NO_WARNING.
17489 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17492 * c.opt (Wold-style-declaration): New.
17493 * doc/invoke.texi (C-only Warning Options): New.
17494 (Wold-style-declaration): Document it.
17495 (Wextra): Enabled by -Wextra.
17496 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17497 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17498 -Wold-style-declaration.
17500 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17502 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17503 * cfgbuild.c (find_basic_blocks): Likewise.
17504 * cfgrtl.c (rtl_create_basic_block): Likewise.
17505 * function.c (temp_slots_at_level): Likewise.
17506 * reg-stack.c (stack_regs_mentioned): Likewise.
17507 * regclass.c (allocate_reg_info): Likewise.
17508 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17509 set_bb_for_stmt, move_block_to_fn): Likewise.
17510 * tree-complex.c (tree_lower_complex): Likewise.
17511 * vec.h (VEC_safe_grow_cleared): New.
17513 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17515 * c-common.c (c_common_nodes_and_builtins): Since variants of
17516 void_type_node get built before it is given a name, we need to
17517 give those variants the name, too.
17518 (complete_array_type): We need to work with the canonical main
17519 type of the array, from which we will build the qualified version.
17520 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17521 * print-tree.c (print_node): Display canonical type information
17523 * stor-layout.c (layout_type): When we don't know the
17524 alignment of a type for which we're building an array, we end up
17525 guessing wrong, so make the type require structural equality.
17526 * tree.c (make_node_stat): When we build a new type, it is its
17527 own canonical type.
17528 (build_type_attribute_qual_variant): When building an attribute
17529 variant, its canonical type is the non-attribute variant. However,
17530 if the attributes are target-dependent and they differ, we need to
17531 use structural equality checks for this type.
17532 (build_qualified_type): A qualified type is not equivalent to its
17533 unqualified variant; set the canonical type appropriately.
17534 (build_distinct_type_copy): When building a distinct type from
17535 another type, the new type is its own canonical type.
17536 (build_variant_type_copy): When building a new type variant, we
17537 assume that it is equivalent to the original type.
17538 (build_pointer_type_for_mode): When building a pointer type, also
17539 build a canonical type pointer.
17540 (build_reference_type_for_mode): When building a reference type,
17541 also build a canonical type reference.
17542 (build_index_type): When we can't hash an index type (e.g.,
17543 because its maximum value is negative), the index type requires
17544 structural equality tests.
17545 (build_array_type): Build the canonical form of an array type.
17546 (build_function_type): Function types require structural equality,
17547 because they contain default arguments, attributes, etc.
17548 (build_method_type_directly): Ditto for method types.
17549 (build_offset_type): Build the canonical offset type.
17550 (build_complex_type): Build the canonical vector type.
17551 (make_vector_type): Build the canonical vector type.
17552 * tree.h (TYPE_CANONICAL): New.
17553 (TYPE_STRUCTURAL_EQUALITY_P): New.
17554 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17555 (struct tree_type): Added "canonical" field.
17556 * params.h (VERIFY_CANONICAL_TYPES): New.
17557 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17558 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17559 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17560 * doc/invoke.texi (verify-canonical-types): Document --param
17561 parameter for verifying canonical types.
17563 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17565 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17566 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17567 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17568 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17570 * config/rs6000/e500.h: New.
17571 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17572 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17574 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17575 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17576 TARGET_E500_DOUBLE): Remove.
17577 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17578 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17579 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17580 * config/rs6000/rs6000.c (rs6000_override_options): Use
17581 CHECK_E500_OPTIONS.
17583 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17585 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17586 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17587 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17588 rs6000_emit_cmove): Don't check TARGET_E500.
17589 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17590 sordered): Don't check TARGET_E500.
17592 2007-01-01 Eric Christopher <echristo@apple.com>
17594 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17595 HARD_REGISTER_NUM_P.
17597 2007-01-01 Roger Sayle <roger@eyesopen.com>
17599 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17600 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17601 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17604 2007-01-01 Mike Stump <mrs@apple.com>
17606 * configure.ac: Remove support for building with Apple's gcc-3.1.
17608 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17610 PR middle-end/30311
17611 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17612 REG is a hard register. Do not modify REG before calling
17614 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17615 multiple of the size of YMODE for certain lowpart cases.
17617 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17619 PR middle-end/30253
17620 * gimplify (voidify_wrapper_expr): Update for
17621 GIMPLE_MODIFY_STMT.
17623 2007-01-01 Andreas Schwab <schwab@suse.de>
17626 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17627 save of BR0 in extra_spill_size instead of spill_size.
17628 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17630 (ia64_expand_epilogue): Restore BR0 from its new location.
17632 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17634 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17635 Use a temporary variable if the left hand side is not a gimple
17638 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17640 * gimplify.c (gimplify_return_expr): Make the temporary variable
17641 for the return expression, a gimple register variable.
17643 2007-01-01 Jan Hubicka <jh@suse.cz>
17645 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17648 2007-01-01 Mike Stump <mrs@apple.com>
17650 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17652 * config/darwin.c (machopic_select_rtx_section): Use
17653 HAVE_GAS_LITERAL16.
17654 (darwin_mergeable_constant_section): Likewise.
17655 * configure: Regenerate.
17656 * config.in: Regenerate.
17658 2007-01-01 Jan Hubicka <jh@suse.cz>
17659 Andrew Pinski <pinskia@gmail.com>
17661 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17662 before starting IPA passes.