1 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
4 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9 * configure.ac: Check for .gnu_attribute on MIPS.
10 * configure, config.in: Regenerate.
11 * config/mips/mips.c (mips_file_start): If supported, output
12 attribute for floating-point ABI.
14 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
18 (ffs_cmove): New expander to expand using ctz pattern.
19 (*ffs_cmove): Remove pattern.
20 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
21 (ffsdi2): Expand using ctz pattern.
22 (*ffs_rex64): Remove pattern.
24 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26 PR rtl-optimization/32296
27 * pa.md (return): Delete pattern.
28 (return_internal): Remove "(const_int 1)" from pattern.
29 (epilogue): Use return_internal pattern for trivial returns.
30 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
31 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
33 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
35 * tree-ssa-pre.c (is_exception_related): New function
36 (can_value_number_operation): Use it.
38 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
40 Fix PR tree-optimization/32540
41 Fix PR tree-optimization/31651
43 * tree-ssa-sccvn.c: New file.
45 * tree-ssa-sccvn.h: Ditto.
47 * tree-vn.c: Include tree-ssa-sccvn.h
48 (val_expr_paid_d): Removed.
51 (val_expr_pair_hash): Ditto.
52 (val_expr_pair_expr_eq): Ditto.
53 (copy_vuses_from_stmt): Ditto.
56 (shared_vuses_from_stmt): Ditto.
57 (print_creation_to_file): Moved up.
59 (sort_vuses_heap): Ditto.
60 (set_value_handle): Make non-static.
61 (make_value_handle): Ditto.
62 (vn_add): Rewritten to use sccvn lookups.
63 (vn_add_with_vuses): Ditto.
64 (vn_lookup): Ditto (and second argument removed).
65 (vn_lookup_with_vuses): Ditto.
66 (vn_lookup_or_add): Ditto (and second argument removed);
67 (vn_lookup_or_add_with_vuses): Ditto.
68 (vn_lookup_with_stmt): New.
69 (vn_lookup_or_add_with_stmt): Ditto.
70 (create_value_handle_for_expr): Ditto.
72 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
73 (seen_during_translate): New function.
74 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
75 (phi_trans_add): Ditto.
76 (constant_expr_p): FIELD_DECL is always constant.
77 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
79 Avoid infinite recursion on mutually valued expressions.
80 Change callers of vn_lookup_or_add.
81 (phi_translate): New function.
82 (compute_antic_safe): Allow phi nodes.
83 (create_component_ref_by_pieces): Update for FIELD_DECL change.
84 (find_or_generate_expression): Rewrite slightly.
85 (create_expression_by_pieces): Updated for vn_lookup_or_add
87 Update VN_INFO for new names.
88 (insert_into_preds_of_block): Update for new names.
89 (add_to_exp_gen): New function.
90 (add_to_sets): Use vn_lookup_or_add_with_stmt.
91 (find_existing_value_expr): Rewrite to changed vn_lookup.
92 (create_value_expr_from): Ditto, and use add_to_exp_gen.
93 (try_look_through_load): Removed.
94 (try_combine_conversion): Ditto.
95 (get_sccvn_value): New function.
96 (make_values_for_phi): Ditto.
97 (make_values_for_stmt): Ditto.
98 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
100 (init_pre): Update for SCCVN changes.
102 (execute_pre): Ditto.
104 * tree-flow.h (make_value_handle): Declare.
105 (set_value_handle): Ditto.
106 (sort_vuses_heap): Ditto.
107 (vn_lookup_or_add_with_stmt): Ditto.
108 (vn_lookup_with_stmt): Ditto.
109 (vn_compute): Remove.
112 (vn_lookup): Update arguments.
114 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
116 (tree-ssa-sccvn.o): New.
117 (OBJS-common): Add tree-ssa-sccvn.o
119 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
122 * c-typeck.c (build_external_ref): Don't mark as used if called
124 * calls.c (rtx_for_function_call): Likewise.
126 2007-06-30 Richard Sandiford <richard@codesourcery.com>
130 2007-06-27 Richard Sandiford <richard@codesourcery.com>
132 * dce.c (deletable_insn_p_1): New function, split out from...
133 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
134 specially, not those inside PARALLELs. Remove BODY argument
135 and adjust recursive call accordingly.
136 (prescan_insns_for_dce): Update call to delete_insn_p.
138 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
140 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
141 (try_combine): Move potential calls to undo_all() so they happen
142 before we commit to using the combined insns.
144 2006-06-30 Jan Hubicka <jh@suse.cz>
146 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
149 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
151 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
152 (cgraph_remove_unreachable_nodes): Likewise.
153 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
154 * ipa-inline.c (update_caller_keys): Cast according to the coding
156 (cgraph_decide_recursive_inlining): Likewise.
157 (cgraph_decide_inlining_of_small_function): Likewise.
158 (try_inline): Likewise.
159 (cgraph_decide_inlining_incrementally): Likewise.
160 * ipa-pure-const.c (get_function_state): Likewise.
161 (scan_function): Likewise.
162 (analyze_function): Likewise.
163 (static_execute): Likewise.
164 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
165 (merge_callee_local_info): Likewise.
166 (analyze_function): Use type safe memory macros.
167 (static_execute): Likewise. Cast according to the coding conventions.
168 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
170 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
172 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
173 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
176 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
179 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
180 for complex modes (both int and real).
182 2007-06-29 Jan Hubicka <jh@suse.cz>
184 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
186 2007-06-29 Jan Hubicka <jh@suse.cz>
189 * cse.c (cse_insn): Avoid invalid sharing in between register note and
192 2007-06-29 Anatoly Sokolov <aesok@post.ru>
195 * config/avr/avr.c: Include dataflow header file.
196 (expand_prologue): Adjust for prologue insn change.
197 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
200 2007-06-29 Richard Guenther <rguenther@suse.de>
203 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
204 during type verification.
206 2007-06-29 Jan Hubicka <jh@suse.cz>
208 * recog.c (validate_change_rtx_1): Unshare TO argument.
210 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
212 PR tree-optimization/24659
213 * tree-vect-transform.c (vectorizable_call): Handle
214 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
216 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
217 * config/i386/i386.c (enum ix86_builtins)
218 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
219 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
221 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
222 const using def_builtin_const.
223 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
224 input operands in the same modes as the result.
225 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
227 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
229 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
230 (df_set_dead_notes_for_mw): Likewise.
232 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
234 * c-common.c (pointer_int_sum): Do the negation in sizetype.
236 2007-06-28 DJ Delorie <dj@redhat.com>
238 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
240 2007-06-28 Geoffrey Keating <geoffk@apple.com>
242 * doc/invoke.texi (C++ Dialect Options): Document
243 fvisibility-ms-compat.
244 * c.opt (fvisibility-ms-compat): New.
246 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
249 * tree-affine.c (aff_combination_add_elt): Handle
250 pointer addition specially.
252 2007-06-28 Jakub Jelinek <jakub@redhat.com>
254 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
255 decl is non-external for AIX ABI.
257 2007-06-28 David Edelsohn <edelsohn@gnu.org>
259 * config/rs6000/predicates.md (current_file_function_operand):
260 Ensure the symbol is non-external for AIX ABI.
262 2007-06-28 Nick Clifton <nickc@redhat.com>
264 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
265 (fdce, fdse, fpredictive-commoning): Likewise.
267 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
270 * gcc.c (process_command): Recognize the new -static-libgfortran
273 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
276 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
277 Use a call clobbered hard reg instead of a pseudo reg.
279 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
281 * config/sh/sh.md (load_gbr): Use correct operand constraint.
283 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
286 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
287 REG_LIBCALL and REG_RETVAL notes.
288 (divsi3, mulsi3): Likewise.
289 (mulhisi3): Likewise. Use emit_libcall_block.
290 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
292 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
294 PR rtl-optimization/32481
295 * combine.c (adjust_for_new_dest): Rescan the changed insn.
297 2007-06-27 Richard Sandiford <richard@codesourcery.com>
299 * dce.c (deletable_insn_p_1): New function, split out from...
300 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
301 specially, not those inside PARALLELs. Remove BODY argument
302 and adjust recursive call accordingly.
303 (prescan_insns_for_dce): Update call to delete_insn_p.
305 2007-06-27 Richard Guenther <rguenther@suse.de>
308 * tree.h (fold_convertible_p): Declare.
309 * fold-const.c (fold_convertible_p): New function.
310 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
311 instead of lang_hooks.types_compatible_p.
313 2007-06-26 Jan Hubicka <jh@suse.cz>
315 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
316 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
317 early use validate_unshare_change.
318 (reload_combine): Likewise.
319 * recog.c (change_t): New field unshare.
320 (validate_change_1): Rename from validate_change; add argument unshare.
321 (validate_change): Turn into wrapper of validate_change_1; update
323 (validate_unshare_change): New.
324 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
325 calls of df_insn_rescan.
326 * recog.h (validate_change): Replace ints by bools.
327 (validate_unshare_change): Declare.
329 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
331 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
333 2007-06-26 Steve Ellcey <sje@cup.hp.com>
335 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
337 2007-06-25 Jan Hubicka <jh@suse.cz>
339 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
341 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
342 cgraph_decide_inlining_incrementally): Move uninlinability checks to
343 places other call site specific checks are performed.
345 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
348 * tree-vect-transform.c (vectorizable_operation): Convert
349 POINTER_PLUS_EXPR over to PLUS_EXPR.
351 2007-06-25 Chao-ying Fu <fu@mips.com>
353 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
354 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
355 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
356 Document GET_MODE_IBIT, and GET_MODE_FBIT.
358 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
359 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
360 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
361 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
362 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
363 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
364 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
365 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
366 ALL_FIXED_POINT_MODE_P): New define.
367 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
369 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
371 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
372 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
373 MODE_VECTOR_UACCUM): New mode classes.
375 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
376 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
377 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
380 * genmodes.c (struct mode_data): Add ibit and fbit fields.
381 (blank_mode): Initialize ibit and fbit.
382 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
383 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
384 (new_adjust): Change required_class to required_class_from and
385 required_class_to for testing within a range.
386 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
387 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
389 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
390 (make_fixed_point_mode): New.
391 (_ADD_ADJUST): Change C to C1 and C2.
392 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
393 use a range for machine classes.
394 (ADJUST_IBIT, ADJUST_FBIT): New.
395 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
397 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
398 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
399 Emit adjustment for ibit and fbit.
400 (emit_mode_ibit, emit_mode_fbit): New.
401 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
403 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
405 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
406 as the source of the set.
408 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
410 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
411 FP_REGNO_P): Use IN_RANGE.
412 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
413 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
414 (DATA_REG_P): Use DATA_REGNO_P.
415 (FP_REG_P): Use FP_REGNO_P.
416 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
417 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
418 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
420 2007-06-24 Jan Hubicka <jh@suse.cz>
423 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
425 2007-06-24 Sebastian Pop <sebpop@gmail.com>
428 * fold-const.c (fold_binary): Strip nops of operand 0
429 of BIT_NOT_EXPR before calling operand_equal_p.
430 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
431 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
433 2007-06-23 Mark Mitchell <mark@codesourcery.com>
435 * doc/extend.texi: Document that dllimport and dllexport imply
437 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
438 imported or exported declaration, including type declarations.
439 * c-common.c (handle_visibility_attribute): Check for conflicts
440 with dllimport/dllexport.
441 (c_determine_visibility): Handle dllimport/dllexport as an
442 explicit visibility atttribute.
444 2007-06-23 Richard Guenther <rguenther@suse.de>
446 PR tree-optimization/16876
448 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
450 * tree-inline.c (initialize_inlined_parameters): Do not call
451 lang_hooks.tree_inlining.convert_parm_for_inlining.
452 * cgraphbuild.c (initialize_inline_failed): Set inline failed
453 reason for mismatched types.
454 * gimplify.c (gimplify_call_expr): Verify the call expression
455 arguments match the called function type signature. Otherwise
456 mark the call expression to be not considered for inlining
457 using CALL_CANNOT_INLINE_P flag.
458 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
459 edges call expression.
460 (cgraph_decide_inlining_of_small_function): Likewise.
461 (cgraph_decide_inlining): Likewise.
462 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
464 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
465 * c-typeck.c (c_convert_parm_for_inlining): Remove.
466 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
468 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
469 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
471 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
472 convert_parm_for_inlining member.
474 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
477 * arm.md (negscc): Match the correct operand for optimized LT0 test.
478 Remove optimization for GT.
480 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
483 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
485 (prescan_insns_for_dce): Add extra parameter.
487 2007-06-23 Jan Hubicka <jh@suse.cz>
490 * gimplify.c (mark_addressable): New function.
491 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
493 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
496 * expr.c (store_constructor): Do not clobber non-zeroed memory.
498 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
502 moves between MMX/SSE registers to at least 8 units to prevent
503 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
505 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.c (override_options): Correct x86_sahf
510 2007-06-21 David Daney <ddaney@avtrex.com>
513 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
514 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
515 (exception_receiver): Renamed to ...
516 (nonlocal_goto_receiver): ... this.
518 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
520 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
521 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
522 partial register accesses.
524 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
526 * fold-const.c (debug_fold_checksum): Move it under
527 ENABLE_FOLD_CHECKING.
529 2007-06-21 Sebastian Pop <sebpop@gmail.com>
532 * tree.h (debug_fold_checksum): Declared.
533 * fold-const.c (build_fold_addr_expr_with_type_1): New.
534 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
535 build_fold_addr_expr_with_type_1.
536 (fold_addr_expr, debug_fold_checksum): New.
537 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
538 (fold_unary, fold_comparison, split_address_to_core_and_offset):
541 2007-06-21 Sebastian Pop <sebpop@gmail.com>
543 PR tree-optimization/19590
544 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
545 of scev is a constant.
546 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
548 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
550 * df-problems.c (df_note_bb_compute): Made computation of live
551 info consistent with df_lr.
553 2007-06-21 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/32453
556 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
557 for pointer anti-range.
559 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/i386.c (processor_target_table): Increase maximum
562 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
565 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
566 byte alignment if > 8 byte alignment is preferred.
567 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
569 2007-06-21 Jakub Jelinek <jakub@redhat.com>
571 PR tree-optimization/31866
572 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
573 if ASM_EXPR's input is not a SSA_NAME.
576 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
577 but decl is a global var, instead return decl.
578 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
579 even for is_global_var decls, if they are private in some outer
582 2007-06-21 Richard Guenther <rguenther@suse.de>
584 PR tree-optimization/32451
585 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
587 2007-06-21 Christian Bruel <christian.bruel@st.com>
589 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
590 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
591 (push_regs): Changed saving order or banked registers.
592 (sh_expand_epilogue): Likewise.
593 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
594 (FIRST_BANKED_REG): Likewise.
595 (LAST_BANKED_REG): Likewise.
596 * config/sh/sh.md (banked) New attribute.
597 (in_delay_slot): Check banked attribute.
599 2007-06-20 Sebastian Pop <sebpop@gmail.com>
601 PR tree-optimization/32075
602 * tree-data-ref.c (subscript_dependence_tester_1,
603 analyze_miv_subscript, analyze_overlapping_iterations,
604 add_distance_for_zero_overlaps, build_classic_dist_vector,
605 subscript_dependence_tester_1, analyze_overlapping_iterations,
606 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
607 compute_affine_dependence, compute_all_dependences): Pass loop_nest
608 to evolution_function_is_affine_multivariate_p.
610 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
612 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
614 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
617 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
619 * config/m32c/prologue.md (epilogue_exitd_16): New.
620 (epilogue_reit_16): New.
621 (epilogue_exitd): Rename to epilogue_exitd_24.
622 (epilogue_reit): Rename to epilogue_reit_24.
624 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
625 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
627 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
629 * haifa-sched.c (queue_to_ready): Don't requeue next insn
630 if dbg_cnt (sched_insn) reaches the limit.
631 (choose_ready): New parameter INSN_PTR and new return value.
632 (schedule_block): Handle dbg_cnt (sched_insn). Handle
633 the new return value from choose_ready.
634 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
635 (rest_of_handle_global_alloc): New global_alloc_at_func.
637 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
639 PR tree-optimization/25737
640 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
641 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
642 * tree-flow.h (struct fieldoff): Add new field alias_set.
643 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
644 argument addressable_type. Set alias_set of fieldoff.
645 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
646 (create_overlap_variables_for): Pass alias_set from fieldoff to
648 * alias.c (get_alias_set): Use alias_set from SFT if set.
650 2007-06-20 Hui-May Chang <hm.chang@apple.com>
652 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
653 of a variable as an unsigned HOST_WIDE_INT integer.
655 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
657 PR rtl-optimization/32405
658 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
660 2007-06-20 Jakub Jelinek <jakub@redhat.com>
662 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
665 * builtins.c: Include diagnostic.h.
666 (expand_builtin_expect): Make gcc_assert more permissive.
667 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
670 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
674 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
675 if ACCUMULATE_OUTGOING_ARGS.
677 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
679 * config/m68hc11/m68hc11.c: Include dataflow header file.
680 (m68hc11_reorg): Port to dataflow.
682 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
684 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
685 (struct df_problem.free_blocks_on_set_blocks): New field.
686 (struct dataflow.optional_p): New field.
687 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
688 (df_live_set_all_dirty): New function.
689 * df-scan.c (df_scan_alloc): Initialize optional_p.
690 (problem_SCAN): Initialize free_blocks_on_set_blocks.
691 * df-core.c (df_set_blocks): Removed use of
692 DF_FIRST_OPTIONAL_PROBLEM. Now uses
693 df_problem.free_blocks_on_set_blocks to determine which blocks are
695 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
696 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
697 uses dataflow.optional_p to determine if problem should be
699 (rest_of_handle_df_initialize): Only start live problem if
701 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
702 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
703 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
704 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
705 problem_NOTE): Initialize free_blocks_on_set_blocks.
706 (df_lr_bb_local_compute): Recompute luids if df_live problem is
708 (df_live_set_all_dirty, df_note_alloc): New function.
709 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
711 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
712 * postreload.c (reload_combine): Ditto.
713 * cse.c (cse_extended_basic_block): Ditto.
714 * regmove.c (mark_flags_life_zones): Ditto.
715 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
716 erase_matching_seqs): Ditto.
717 * bt-load.c (compute_defs_uses_and_gen): Ditto.
718 * integrate (allocate_initial_values): Ditto.
719 * combine.c (reg_dead_at_p): Ditto.
720 * resource.c (mark_target_live_regs): Ditto.
721 * sched-rgn.c (check_live_1, update_live_1): Ditto.
722 * config/sh/sh.c (find_r0_life_regions): Ditto.
723 * global.c (rest_of_handle_global_alloc): Only add back df_live
725 * local-alloc.c (rest_of_handle_local_alloc): Only remove
727 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
729 (if_convert): Make sure df_live is there at -O == 1.
730 (pass_if_after_combine): Cleanup flags.
731 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
734 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
736 * config/arm/arm.c (arm_get_frame_offsets): Set
737 offsets->locals_base to avoid negative stack size.
738 (thumb1_expand_prologue): Assert on negative stack size.
740 2007-04-19 Sebastian Pop <sebpop@gmail.com>
742 PR tree-optimization/32367
743 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
744 of the chrec has no evolution in that loop.
745 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
747 2007-06-19 Bob Wilson <bob.wilson@acm.org>
749 * config/xtensa/xtensa.c: Include "df.h".
750 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
751 (xtensa_va_start): Invoke make_tree with sizetype for
752 expand_builtin_saveregs and then convert the result to a pointer.
753 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
754 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
755 Subtract argument size from index value as integers and then use
756 POINTER_PLUS_EXPR to add the result to the array address.
758 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
761 * config/m32c/m32c.c: Include dataflow header file.
762 (m32c_emit_prologue): Adjust for prologue insn change.
763 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
764 once inside a PARALLEL. Assume frame size passed in operand 0
765 includes space to save the fb register.
766 (prologue_enter_24): Likewise.
767 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
769 2007-06-19 David Daney <ddaney@avtrex.com
772 * config/mips/mips.md (cprestore): Mark $gp as used.
774 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
777 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
778 (frv_ifcvt_modify_insn): Likewise.
780 2007-06-19 Richard Guenther <rguenther@suse.de>
782 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
783 only handle positive offsets that fit in a HOST_WIDE_INT.
785 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
788 result of rsqrt insn for zero input argument to avoid NaN.
790 2007-06-19 Richard Guenther <rguenther@suse.de>
793 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
795 2007-06-19 Jakub Jelinek <jakub@redhat.com>
797 PR tree-optimization/32353
798 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
800 2007-06-19 Nick Clifton <nickc@redhat.com>
802 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
804 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
807 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
808 * config/i386/i386.c (assign_386_stack_local): Assert that
809 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
810 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
811 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
812 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
814 2007-06-18 Steve Ellcey <sje@cup.hp.com>
816 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
818 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
820 PR rtl-optimization/32321
821 * gcse.c (replace_store_insn): Update the note before
822 calling emit_insn_after.
824 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
827 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
829 * df-problems.c (df_note_bb_compute): Fix dumping info.
831 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
833 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
834 insn with emit_jump_insn.
836 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
838 PR tree-optimization/32383
839 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
840 * targhooks.h (default_builtin_reciprocal): Update prototype.
841 * target.h (struct gcc_target): Update builtin_reciprocal.
842 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
843 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
844 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
845 when fndecl is in BUILT_IN_MD class.
846 (execute_convert_to_rsqrt): Ditto.
848 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
849 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
850 Convert BUILT_IN_SQRTF code only when md_fn is false.
852 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
854 * bt-load.c (move_btr_def): Fix the order of arguments
855 to validate_replace_rtx.
857 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
859 * config/m68k/m68k-devices.def: Add 54450..54455.
861 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
863 PR rtl-optimization/32366
864 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
865 FLOAT_EXTEND]: Prevent non-scalar modes from entering
868 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
871 * modulo-sched (generate_reg_moves): Added rescan parameter and if
872 this is true, rescan insn being modified.
873 (sms_schedule): Added rescan parameter.
874 (rest_of_handle_sms): Moved freeing of dominance info to before
875 getting out of cfg_layout.
877 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
879 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
880 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
883 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
884 FL_CF_EMAC from the entry for isac.
886 * config/m68k/predicates.md (const_call_operand): Adjust comment.
887 (const_sibcall_operand): New.
888 (sibcall_operand): Use it.
889 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
890 (m68k_isas): ISAC does not imply FPU or EMAC.
891 (override_options): Add ISA_C logic for symbolic jump & call.
893 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
895 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
896 return mode from the builtin itself.
897 (sparc_fold_builtin): Fix cast of zero constant.
899 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
901 * targhooks.c (default_builtin_reciprocal): New default target hook.
902 * targhooks.h (default_builtin_reciprocal): Add prototype.
903 * hooks.c (hook_tree_tree_bool_null): Remove hook.
904 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
905 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
906 default_builtin_reciprocal.
908 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
911 * hooks.c (hook_tree_tree_bool_null): New hook.
912 * hooks.h (hook_tree_tree_bool_null): Add prototype.
913 * tree-pass.h (pass_convert_to_rsqrt): Declare.
914 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
915 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
916 and convert it to reciprocal a*rfunc(b).
917 (execute_convert_to_rsqrt): New function.
918 (gate_convert_to_rsqrt): New function.
919 (pass_convert_to_rsqrt): New pass definition.
920 * target.h (struct gcc_target): Add builtin_reciprocal.
921 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
922 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
923 TARGET_BUILTIN_RECIPROCAL.
924 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
926 * config/i386/i386.h (TARGET_RECIP): New define.
927 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
928 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
929 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
930 and not optimizing for size.
931 (*rcpsf2_sse): New insn pattern.
932 (*rsqrtsf2_sse): Ditto.
933 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
934 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
935 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
936 and not optimizing for size.
937 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
938 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
939 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
940 and not optimizing for size.
941 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
942 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
943 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
944 and not optimizing for size.
945 (*sse_rsqrtv4sf2): Do not export.
947 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
948 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
949 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
950 and not optimizing for size.
952 * config/i386/i386.opt (mrecip): New option.
953 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
954 (ix86_emit_swsqrtsf): Ditto.
955 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
956 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
958 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
959 ix86_expand_unop1_builtin.
960 (ix86_emit_swdivsf): New function.
961 (ix86_emit_swsqrtsf): Ditto.
962 (ix86_builtin_reciprocal): New function.
963 (TARGET_BUILTIN_RECIPROCAL): Use it.
964 (ix86_vectorize_builtin_conversion): Rename from
965 ix86_builtin_conversion.
966 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
967 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
968 "i386 and x86_64 Options" section.
969 (Intel 386 and AMD x86_64 Options): Document -mrecip.
971 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
972 Zdenek Dvorak <dvorakz@suse.cz>
973 Richard Guenther <rguenther@suse.de>
974 Kaz Kojima <kkojima@gcc.gnu.org>
976 * tree-vrp.c (compare_values_warnv): Convert val2 to
978 (extract_range_from_assert): Create
979 POINTER_PLUS_EXPR for pointer types.
980 (extract_range_from_binary_expr): Handle
981 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
983 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
984 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
985 POINTER_PLUS_EXPR as PLUS_EXPR.
986 (number_of_iterations_lt_to_ne):
987 For pointer types, use sizetype when
988 creating MINUS_EXPR/PLUS_EXPRs.
989 (assert_loop_rolls_lt): For pointer types, use sizetype when
990 creating MINUS_EXPR/PLUS_EXPRs.
991 (number_of_iterations_le): Likewise.
992 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
993 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
994 like PLUS_EXPR and MINUS_EXPR.
995 * tree-pretty-print.c (dump_generic_node): Handle
998 (op_symbol_1): Likewise.
999 * optabs.c (optab_for_tree_code): Likewise.
1000 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1002 * tree-tailcall.c (process_assignment): Mention
1003 POINTER_PLUS_EXPR in a TODO comment.
1004 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1005 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1006 not used with a pointer and an integer type.
1007 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1008 increment using chrec_convert_rhs instead of chrec_convert.
1009 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1010 PLUS_EXPR except for the right hand side's type will be
1012 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1013 (fold_used_pointer_cast): Kill.
1014 (pointer_offset_p): Kill.
1015 (fold_used_pointer): Kill.
1016 (pointer_used_p): Kill.
1017 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1018 call fold_used_pointer.
1019 (instantiate_parameters_1): Convert the increment
1020 using chrec_convert_rhs instead of chrec_convert.
1021 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1022 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1023 instead of PLUS_EXPR.
1024 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1025 PLUS_EXPR for pointers.
1026 (std_gimplify_va_arg_expr): Likewise.
1027 (fold_builtin_memory_op): Likewise.
1028 (fold_builtin_strstr): Likewise.
1029 (fold_builtin_strchr): Likewise.
1030 (fold_builtin_strrchr): Likewise.
1031 (fold_builtin_strpbrk): Likewise.
1032 (expand_builtin_memory_chk): Likewise.
1033 (fold_builtin_memory_chk): Likewise.
1034 (std_expand_builtin_va_start): Use
1035 sizetype for the call to make_tree and then convert
1036 to the pointer type.
1037 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1038 instead of PLUS_EXPR for adding to a pointer.
1039 (std_gimplify_va_arg_expr): Use fold_build2 for
1040 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1041 the operands to sizetype first and then cast the BIT_AND_EXPR
1042 back to the pointer type.
1043 * fold-const.c (build_range_check): Handle pointer types
1045 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1046 of PLUS_EXPR's. Make sure the offset is converted to
1048 (try_move_mult_to_index): Strip the NOPs from the offset.
1049 Remove code argument and replace all uses with PLUS_EXPR.
1050 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1051 specially. Don't use a pointer type for MINUS_EXPR.
1052 (fold_unary): Handle for (T1)(X op Y),
1053 only p+ as that is the only as that can be handled for
1054 binary operators now.
1055 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1057 <case PLUS_EXPR>: Add folding of PTR+INT into
1059 Don't call try_move_mult_to_index.
1060 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1061 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1062 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1063 Don't call try_move_mult_to_index.
1064 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1065 (tree_expr_nonzero_p): Likewise.
1066 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1067 of PLUS_EXPR for the complex expression folding.
1068 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1069 first chrec is a pointer type, then the second should
1070 be sizetype and not the first's type.
1071 For POINTER_PLUS_EXPR, use a different right hand side type.
1072 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1073 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1074 different right hand side type.
1075 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1076 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1077 instead of PLUS_EXPR.
1078 When either operand is zero, convert the other operand.
1079 (chrec_apply): Use chrec_convert_rhs
1080 on the argument x instead of chrec_convert.
1081 (reset_evolution_in_loop): For pointer types, the new_evol
1083 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1084 different right hand side type.
1085 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1086 (chrec_convert_rhs): New function.
1087 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1088 different right hand side type.
1089 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1090 * tree-chrec.h (chrec_convert_rhs): New prototype.
1091 (build_polynomial_chrec): For pointer types, the right hand
1092 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1093 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1094 Remove subtraction case as it is always addition now.
1095 Make sure the offset is converted to sizetype.
1096 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1097 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1098 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1099 PLUS_EXPR in pointer type.
1100 Handle POINTER_PLUS_EXPR.
1101 (tree_to_aff_combination): Likewise.
1102 (force_expr_to_var_cost): Likewise.
1103 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1104 instead of PLUS_EXPR for pointers.
1105 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1106 instead of PLUS_EXPR of pointer types.
1107 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1109 (check_va_list_escapes): Likewise.
1110 (check_all_va_list_escapes): Likewise.
1111 * dwarf2out.c (loc_descriptor_from_tree_1):
1112 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1113 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1114 (string_constant): Likewise.
1115 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1116 the offset to the base, use POINTER_PLUS_EXPR.
1117 (add_to_parts): Convert the index to sizetype.
1118 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1119 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1120 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1121 Offset only holds something for PLUS_EXPR.
1122 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1124 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1126 (analyze_accesses_for_modify_stmt): Likewise.
1127 Remove comment about the type being integral type as it is
1129 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1131 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1133 Correct the type which the artimentic is done in (is now
1136 * tree-data-ref.c (split_constant_offset): Handle
1138 * tree-affine.c (tree_to_aff_combination): Likewise.
1139 * c-typeck.c (build_unary_op): For pointers create the increment
1140 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1142 * gimplify.c (gimplify_self_mod_expr): Create a
1143 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1144 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1145 * tree.def (POINTER_PLUS_EXPR): New tree code.
1146 * tree-predcom.c (ref_at_iteration): If we have a pointer
1147 type do the multiplication in sizetype.
1148 * tree-mudflap.c (mf_xform_derefs_1): Create a
1149 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1150 * tree-ssa-forwprop.c
1151 (forward_propagate_addr_into_variable_array_index):
1152 Don't expect there to be a cast for the index as that
1153 does not exist anymore.
1154 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1155 instead of PLUS_EXPR.
1156 Don't check for the first operand of the POINTER_PLUS_EXPR
1157 was the index as it cannot be.
1158 Call forward_propagate_addr_into_variable_array_index with
1159 the SSA_NAME instead of the statement.
1160 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1161 (compare_constant): Likewise.
1162 (copy_constant): Likewise.
1163 (compute_reloc_for_constant): Likewise.
1164 (output_addressed_constants): Likewise.
1165 (initializer_constant_valid_p): Likewise.
1166 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1167 Convert the MIN/MAX of the inner type to the outer
1168 type before comparing them.
1169 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1170 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1171 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1172 of PLUS_EXPR for pointers.
1173 * tree-inline.c (estimate_num_insns_1): Handle
1175 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1176 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1177 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1178 instead of PLUS_EXPR for the pointer increment statement.
1179 (vect_update_ivs_after_vectorizer): For pointer types, create
1180 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1181 MULT_EXPR in sizetype.
1182 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1184 * tree-object-size.c (plus_expr_object_size): Handle
1185 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1186 code which is trying to figure out which side is a pointer and
1188 (check_for_plus_in_loops_1): Likewise.
1189 (check_for_plus_in_loops): Likewise.
1190 * c-common.c (pointer_int_sum): Create a
1191 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1192 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1193 only POINTER_PLUS_EXPR. Removing all the extra
1194 code which is trying to figure out which side is a pointer and
1196 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1197 PLUS_EXPR and MINUS_EXPR.
1198 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1200 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1201 with make_tree, instead of a pointer type.
1202 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1203 for pointers instead of PLUS_EXPR.
1204 (s390_gimplify_va_arg): Likewise.
1205 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1206 instead of PLUS_EXPR when doing addition on pointer
1207 types. Use sizetype for the second operand.
1208 (spu_gimplify_va_arg_expr): Likewise.
1209 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1210 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1211 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1212 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1213 for the pointer addition and also use size_int/sizetype
1215 (ix86_gimplify_va_arg): Likewise.
1216 Perform BIT_AND_EXPR on sizetype arguments.
1217 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1218 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1219 for the pointer additions and also use size_int for the offsets.
1220 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1221 additions and also use size_int for the offsets. Perform
1222 BIT_AND_EXPR on sizetype arguments.
1223 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1224 POINTER_PLUS_EXPR for pointers and create the
1225 BIT_AND_EXPR in sizetype.
1226 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1227 instead of PLUS_EXPR for pointer addition.
1228 (rs6000_va_start): Likewise.
1229 Also use sizetype for the offset.
1230 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1231 as PLUS_EXPR/MINUS_EXPR.
1232 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1233 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1234 Don't use BIT_AND_EXPR on a pointer type, convert the
1235 expression to sizetype first.
1236 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1238 (mips_gimplify_va_arg_expr): Likewise.
1239 Don't create BIT_AND_EXPR in a pointer type.
1241 2007-06-15 Eric Christopher <echristo@apple.com>
1243 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1244 (x86_64-*-darwin*): Ditto.
1245 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1248 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1250 * doc/extend.texi: Document behavior of __attribute__((aligned))
1253 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1255 * rtlanal.c (note_stores): Improve documentation.
1257 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1259 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1260 LOCAL_LABEL_PREFIX): Delete.
1261 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1262 (bfin_internal_label): Delete.
1264 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1266 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1267 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1268 otherwise define to LIBGCC2_TF_CEXT.
1269 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1270 (LIBGCC_TF_CEXT): Ditto.
1273 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1275 PR rtl-optimization/32339
1276 * df-scan.c (df_uses_record): Don't modify flags but just add to
1277 it for df_ref_record.
1279 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1281 * tree-mudflap.c: Fix whitespace issues.
1283 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1285 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1287 2007-06-14 Eric Christopher <echristo@apple.com>
1289 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1290 (movv4sf): Use gcc_unreachable instead of abort.
1292 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/sfp-machine.h (CMPtype): New define.
1296 (mach stubs): Use CMPtype instead of int as a return type.
1298 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1300 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1301 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1302 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1303 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1304 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1305 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1306 config/soft-fp/soft-fp.h: Update from glibc CVS.
1308 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1310 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1312 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1315 * config/v850/v850.c: Include dataflow header file.
1316 (substitute_ep_register): Fix typo.
1318 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1320 * configure.ac: Fix earlier checkin.
1321 * configure: Regenerated.
1323 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1325 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1326 * aclocal.m4: Regenerate.
1327 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1328 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1329 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1330 * configure: Regenerate.
1331 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1333 * Makefile.in (quickstrap): Build libgcc too.
1335 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1337 * configure.ac: Add --enable-checking=df. Explicitly mention that
1338 the variables are initialized as for "release".
1339 * df-core.c: Use it.
1340 * configure: Regenerate.
1341 * config.in: Regenerate.
1343 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1345 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1346 validate_replace_rtx instead of replace_rtx.
1347 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1349 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1351 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1352 (DWARF2_UNWIND_INFO): Override default if configured with
1354 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1355 (ENDFILE_SPEC): Add crtend.o.
1356 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1357 (ENDFILE_SPEC): Add crtend.o.
1358 (TARGET_USE_JCR_SECTION): Define.
1359 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1361 * config/i386/cygming-crtbegin.c: New file.
1362 * config/i386/cygming-crtend.c: New file.
1364 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1366 * config/i386/w32-unwind.h: New file.
1368 2007-06-13 Eric Christopher <echristo@apple.com>
1370 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1371 the user set a value below STACK_BOUNDARY.
1373 2007-06-13 Thiemo Seufer <ths@networkno.de>
1375 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1376 imply -lpthread for -pthread.
1378 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1380 * basic-block.h: Remove the prototype for
1381 free_basic_block_vars.
1382 * cfglayout.h: Remove the prototype for
1383 insn_locators_initialize.
1384 * tree.h: Remove the prototype for emit_line_note.
1386 * tree-ssa-pre.c (mergephitemp): Remove.
1387 (init_pre): Don't use mergephitemp.
1389 2007-06-13 Eric Christopher <echristo@apple.com>
1391 * config/i386/i386.c (override_options): If we've specified
1392 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1394 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1396 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1399 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1401 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1402 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1403 (eh_store_handler): New pattern.
1404 (eh_return): Emit it instead of a plain move.
1406 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1408 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1409 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1410 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1413 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1415 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1416 (find_next_insn_start, find_load): New functions.
1417 (bfin_reorg): Use them to deal with the fact that parallel insns are
1418 no longer represented as a SEQUENCE.
1420 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1422 * config/sparc/sparc.c (sparc_override_options): Initialize
1425 2007-06-13 Dave Korn <dave.korn@artimi.com>
1427 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1430 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1432 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1433 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1434 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1435 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1436 tree-vect-transform.c: Fix comment typos. Follow spelling
1439 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1441 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1442 to the exit block use set.
1443 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1444 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1445 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1447 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1449 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1450 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1451 to indicate an error.
1452 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1453 (dbg_cnt_process_opt): Print an error on a bad argument.
1454 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1455 * common.opt (-fdbg-cnt-list): New.
1456 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1458 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1460 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1461 flag on ref-all pointers.
1463 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1466 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1467 for the offset with the modifier as EXPAND_INITIALIZER
1468 if the modifier is EXPAND_INITIALIZER.
1469 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1470 a register if we had an overflow.
1472 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * real.c (real_isfinite): New.
1475 (real_sqrt): Use it.
1476 * real.h (real_isfinite): New.
1477 * builtins.c: Use it.
1479 2007-06-12 Ian Lance Taylor <iant@google.com>
1480 Daniel Berlin <dberlin@dberlin.org>
1483 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1484 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1485 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1486 (DECL_NO_TBAA_P): Define.
1487 (struct tree_decl_common): Add no_tbaa_flag field.
1488 * tree-ssa-structalias.c (struct variable_info): Add
1489 no_tbaa_pruning field.
1490 (new_var_info): Initialize no_tbaa_pruning field.
1491 (unify_nodes): Copy no_tbaa_pruning field.
1492 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1493 (dump_solution_for_var): Print no_tbaa_pruning flag.
1494 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1496 (compute_tbaa_pruning): New static function.
1497 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1498 Call compute_tbaa_pruning.
1499 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1500 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1501 * gimple-low.c (lower_stmt): Likewise.
1502 * tree-gimple.c (is_gimple_stmt): Likewise.
1503 * tree-ssa-operands.c (get_expr_operands): Likewise.
1504 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1505 * tree-inline.c (estimate_num_insns_1): Likewise.
1506 (copy_result_decl_to_var): Likewise.
1507 * expr.c (expand_expr_real_1): Likewise.
1508 * tree-pretty-print.c (dump_generic_node): Likewise.
1509 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1510 * omp-low.c (omp_copy_decl_2): Likewise.
1511 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1512 * doc/c-tree.texi (Expression trees): Document
1513 CHANGE_DYNAMIC_TYPE_EXPR.
1515 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1517 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1518 with !HONOR_NANS and !HONOR_INFINITIES.
1519 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1521 2007-06-12 Tristan Gingold <gingold@adacore.com>
1523 * gcov.c: Comments updated.
1524 (source_info): Add file_time field.
1525 (source_index): New variable.
1526 (mutiple_files): New variable.
1527 (generate_results): New function extracted from process_file.
1528 (process_file): Save and restore chain of functions, generate
1529 results and free structures only if not merging results.
1530 (release_structures): File names are now freed in create_file_names
1531 (create_file_names): Free previous file names.
1532 (find_source): File date is now read here and modifications in
1533 source files is checked here.
1534 (read_graph_file): Only reverse order of functions for the current
1536 (make_gcov_file_name): Do not generate long names if input_name is
1538 (output_lines): If merging results do not display graph, data and
1540 Checking source file modification is done in find_source.
1542 * doc/gcov.texi: Append an s to sourcefile.
1544 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1546 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1547 (forced_nop): New pattern.
1548 * config/bfin/bfin.c: Include "df.h".
1549 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1550 (bfin_discover_loop): Use df_get_live_in instead of
1551 global_live_at_start.
1552 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1553 df_analyze when done.
1554 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1555 the insns. Use QImode for the final insn in a bundle. Call
1556 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1558 (reorder_var_tracking_notes): New function.
1559 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1560 update_life_info. Call df_analyze after scheduling and bundle
1561 generation. Call reorder_var_tracking_notes if generating these notes.
1562 Call df_finish_pass at the end.
1564 2007-06-12 Dirk Mueller <dmueller@suse.de>
1566 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1567 a comparison, not an assignment.
1569 2007-06-12 Olivier Hainque <hainque@adacore.com>
1571 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1572 Request walking the subtrees only, leaving the current is_lhs/val_only
1574 (convert_non_local_reference): Likewise.
1576 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1578 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1580 2007-06-12 Richard Guenther <rguenther@suse.de>
1582 PR tree-optimization/15353
1583 PR tree-optimization/31657
1584 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1585 * timevar.def: Add TV_TREE_IFCOMBINE.
1586 * tree-pass.h (pass_tree_ifcombine): Declare.
1587 * tree-ssa-ifcombine.c: New file.
1588 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1589 * tree-flow.h (blocks_in_phiopt_order): Declare.
1590 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1591 (tree-ssa-ifcombine.o): New dependencies.
1593 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1595 PR rtl-optimization/32293
1596 * combine.c (simplify_if_then_else): Truncate return from
1597 nonzero_bits() to correct mode.
1599 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1601 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1602 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1604 2007-06-11 Diego Novillo <dnovillo@google.com>
1606 * Makefile.in (reload1.o-warn): Remove.
1608 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1610 * combine.c (subst): Use reg_overlap_mentioned_p
1611 instead of comparing register numbers directly.
1613 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1615 * reload1.c (mark_home_live_1): Use the mode parameter.
1617 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1619 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1620 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1624 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1626 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1628 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1630 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1631 from integer registers.
1632 (FP mode splitters): Handle TFmode.
1634 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1636 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1637 for ref-all pointers that point-to anything.
1639 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1641 * config/arm/arm.c (arm_output_dwarf_dtprel,
1642 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1644 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1646 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1647 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1650 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1652 * gcc/tree.c (signed_or_unsigned_type_for): New.
1653 (unsigned_type_for): Use signed_or_unsigned_type_for.
1654 (signed_type_for): Use signed_or_unsigned_type_for.
1655 * gcc/tree.h (signed_or_unsigned_type_for): New.
1656 (get_signed_or_unsigned_type): Remove.
1657 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1658 lang_hooks.types.signed_type
1659 (size_diffop): Likewise.
1660 (all_ones_mask_p): Likewise.
1661 (build_range_check): Likewise.
1662 (fold_cond_expr_with_comparison): Likewise.
1663 (fold_cond_expr_with_comparison): Likewise.
1664 (unextend): Likewise.
1665 (extract_muldiv_1): Likewise.
1666 (fold_single_bit_test_into_sign_test): Likewise.
1667 (fold_binary): Likewise.
1668 (fold_ternary): Likewise.
1669 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1670 instead of get_signed_or_unsigned_type.
1671 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1672 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1673 * gcc/expr.c (signed_or_unsigned_type_for): Use
1674 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1675 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1676 (lhd_signed_or_unsigned_type): Remove.
1677 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1678 signed_or_unsigned_type.
1679 (lhd_signed_or_unsigned_type): Remove.
1680 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1681 lang_hooks.types.signed_type.
1682 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1683 c_common_signed_type instead of lang_hooks.types.signed_type.
1684 (c_common_unsigned_type): New.
1685 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1686 (shorten_compare): Use c_common_unsigned_type instead of
1687 c_common_signed_or_unsigned_type.
1688 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1690 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1691 lang_hooks.types.signed_type.
1692 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1693 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1694 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1695 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1696 instead of unsigned_type_for.
1697 * gcc/c-decl.c (groakdeclarator): Likewise.
1698 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1699 * gcc/c-common.h (c_common_unsigned_type): New.
1701 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1704 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1705 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1707 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1710 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1711 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1713 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1714 Sebastian Pop <sebpop@gmail.com>
1716 * lambda-code.c (remove_iv): New.
1717 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1719 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1721 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1722 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1723 * tree-ssa-loop-prefetch.c: Include optabs.h.
1724 (FENCE_FOLLOWING_MOVNT): New macro.
1725 (struct mem_ref): Add independent_p and storent_p fields.
1726 (record_ref): Initalize the new fields.
1727 (gather_memory_references_ref): Return true if the reference
1729 (gather_memory_references): Check whether all memory accesses
1730 in loop were recorded.
1731 (should_issue_prefetch_p): Return false for nontemporal stores.
1732 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1733 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1734 (determine_loop_nest_reuse): Detect independent memory references.
1735 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1736 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1737 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1738 * config/i386/i386.h (x86_mfence): Declare.
1739 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1740 * config/i386/i386.c (x86_mfence): New variable.
1741 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1743 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1744 * optabs.c (init_optabs): Initialize storent_optab.
1745 * optabs.h (enum optab_index): Add OTI_storent.
1746 (storent_optab): Declare.
1747 * genopinit.c (optabs): Add initialization for storent_optab.
1748 * tree.h (MOVE_NONTEMPORAL): New macro.
1749 * expr.c (expand_assignment, store_expr, store_constructor_field,
1750 store_constructor, store_field, expand_expr_real_1): Propagate
1751 nontemporality of the expanded store.
1752 (emit_storent_insn): New function.
1753 * expr.h (expand_assignment, store_expr): Declaration changed.
1754 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1755 to expand_assignment.
1756 * stmt.c (expand_asm_expr): Ditto.
1757 * calls.c (initialize_argument_information): Pass false as
1758 nontemporality to store_expr.
1759 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1762 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1764 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1766 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1768 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1770 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1771 and allow DECL_P here.
1773 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1775 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1776 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1777 track of the size of the expression.
1778 * cfghooks.c (merge_blocks): Remove block from loops structure only
1779 after call of the merge_blocks hook.
1781 2007-06-09 Tom Tromey <tromey@redhat.com>
1783 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1784 (deprecated_state): Removed.
1785 (start_decl): Update.
1786 (enum deprecated_states): Moved earlier.
1787 (groktypename): Update.
1788 (push_parm_decl): Likewise.
1789 (grokfield): Likewise.
1790 (start_function): Likewise.
1792 2007-06-09 Ian Lance Taylor <iant@google.com>
1794 PR tree-optimization/32169
1795 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1796 CONVERT_EXPR, check whether min and max both converted to an
1797 overflow infinity representation.
1799 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1801 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1802 not inserted on the edge.
1804 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1806 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1807 instructions if they are supported.
1808 (__divsi3, __umodsi3, __modsi3): Likewise.
1809 (__ashldi3, __ashrdi3, __lshrdi3): New.
1810 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1812 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1813 Tony Linthicum <tony.linthicum@amd.com>
1815 * doc/extend.texi: Add fvect-cost-model flag.
1816 * common.opt (fvect-cost-model): New flag.
1817 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1818 cost fields in stmt_vec_info struct for STMT.
1819 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1820 fields in stmt_vec_info struct and access functions for the same.
1821 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1822 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1823 load, store and vector to scalar operation.
1824 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1825 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1826 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1827 (TARG_VEC_STORE_COST): Define cost of vector store.
1828 (vect_estimate_min_profitable_iters): Define new function.
1829 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1830 check to evaluate if loop iterations are less than minimum profitable
1831 iterations determined by cost model or minimum vect loop bound defined
1832 by user, whichever is more conservative.
1833 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1834 run-time check to evaluate if loop iterations are less than minimum
1835 profitable iterations determined by cost model or minimum vect loop
1836 bound defined by user, whichever is more conservative.
1837 (vect_estimate_min_profitable_iterations): New function to estimate
1838 mimimimum iterartions required for vector version of loop to be
1839 profitable over scalar version.
1840 (vect_model_reduction_cost): New function.
1841 (vect_model_induction_cost): New function.
1842 (vect_model_simple_cost): New function.
1843 (vect_cost_strided_group_size): New function.
1844 (vect_model_store_cost): New function.
1845 (vect_model_load_cost): New function.
1846 (vectorizable_reduction): Call vect_model_reduction_cost during
1848 (vectorizable_induction): Call vect_model_induction_cost during
1850 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1851 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1852 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1853 vectorizable_promotion, vectorizable_demotion): Call
1854 vect_model_simple_cost during analysis phase.
1856 2007-06-08 Simon Baldwin <simonb@google.com>
1858 * reg-stack.c (get_true_reg): Readability change. Moved default case
1859 label into direct switch statement scope.
1861 2007-06-08 Simon Baldwin <simonb@google.com>
1863 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1864 in gcc_assert() with '==' comparison.
1866 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1868 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1869 TARGET_ABM handling of x86_popcnt variable.
1871 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1873 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1874 __builtin_copysignq and __builtin_infq built-in functions.
1876 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1878 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1879 SSE4.2 section. Correct built-in function names in SSE4A section.
1881 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1883 PR tree-optimization/32243
1884 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1885 for ncopies after ratio check between nunits_out and nunits_in.
1886 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1888 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1890 PR tree-optimization/32224
1891 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1892 vectorization upon a non GIMPLE_MODIFY_STMT.
1894 2007-06-08 Christian Bruel <christian.bruel@st.com>
1897 * config/sh/sh.md (doloop_end): New pattern and splitter.
1898 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1900 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1903 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1905 (verify_dominators): Do not change dominance tree.
1907 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1909 * config/sh/constraints.md: New file.
1910 * config/sh/sh.c: Include tm-constrs.h.
1911 (reg_class_from_letter): Remove.
1912 (prepare_cbranch_operands): Use satisfies_constraint_*
1913 function instead of macro.
1914 (andcosts, broken_move, sh_secondary_reload): Likewise.
1915 * config/sh/predicates.md (trapping_target_operand): Likewise.
1916 (and_operand, arith_operand, arith_reg_or_0_operand,
1917 cmp_operand, logical_operand, target_operand,
1918 ua_address_operand, ua_offset, xor_operand): Likewise.
1919 * config/sh/sh.md: Include constraints.md.
1920 (*movsicc_t_false): Use satisfies_constraint_* function
1922 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1923 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1924 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1925 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1926 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1927 (REG_CLASS_FROM_CONSTRAINT): Remove.
1928 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1929 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1930 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1931 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1932 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1933 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1934 function instead of macro.
1935 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1936 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1937 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1938 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1939 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1940 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1941 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1942 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1943 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1944 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1945 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1946 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1947 EXTRA_CONSTRAINT_STR): Likewise.
1948 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1950 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1952 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1954 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1957 * c-common.h (flag_cpp0x): Replaced by...
1958 (cxx_dialect): ... this new variable specifying the C++ dialect that
1960 * c-common.c (flag_cpp0x): Removed.
1961 (cxx_dialect): Defined.
1962 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1964 * c-opts.c (c_common_post_options): Likewise.
1965 (set_std_cxx98): Set cxx_dialect to cxx98.
1966 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1968 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1969 Hui-May Chang <hm.chang@apple.com>
1971 * doc/invoke.texi (Darwin Options): Update documentation for
1972 -mmacosx-version-min.
1973 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1974 * config/darwin-driver.c: New file.
1975 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1976 * config/t-darwin (darwin-driver.o): New rule.
1978 * config/darwin-c.c (version_as_macro): Ignore low digit.
1980 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1982 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1983 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1984 (CSGNMODE): New mode macro.
1985 (CSGNVMODE): New mode attribute.
1986 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1987 expander using CSGNMODE mode macro. Handle TFmode.
1988 (copysign<mode>3_const): Rename from copysignsf3_const and
1989 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1991 (copysign<mode>3_var): Rename from copysignsf3_var and
1992 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1994 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1995 mode macro. Handle TFmode.
1996 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1997 (iortf3, *iortf3): Ditto.
1998 (xortf3, *xortf3): Ditto.
1999 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2000 TFmode and TImode masks.
2001 (ix86_expand_copysign): Expand TFmode copysign insn.
2002 (IX86_BUILTIN_INFQ): New.
2003 (IX86_BUILTIN_FABSQ): Ditto.
2004 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2005 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2006 [__builtin_fabsq]: Ditto.
2007 [__builtin_copysignq]: Ditto.
2008 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2009 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2010 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2011 ix86_expand_binop_builtin().
2013 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2015 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2017 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2020 * rtl.h (push_to_sequence2): New.
2021 * emit-rtl.c (push_to_sequence2): New.
2022 * function.c (assign_parm_data_all): Add new fields.
2023 (assign_parm_setup_block): Call push_to_sequence2 instead of
2025 (assign_parm_setup_reg): Ditto.
2026 (assign_parm_setup_stack): Ditto.
2027 (assign_parms_unsplit_complex): Ditto.
2028 (assign_parms): Change field name.
2030 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2032 PR tree-optimization/32220
2033 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2034 phi node is reached before defining statement.
2036 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2039 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2040 after changing the right hand side of the assignment.
2042 2007-06-06 Eric Christopher <echristo@apple.com>
2044 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2045 (x86_64-*-darwin*): Ditto.
2046 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2047 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2049 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2051 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2053 (add_key): Likewise.
2054 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2055 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2057 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2058 (add_cost_one_coalesce): Likewise.
2059 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2060 variable names. Rename orig to orig_name for consistency.
2061 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2063 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2064 (record_equivalences_from_stmt): Likewise.
2065 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2066 the coding conventions.
2067 (memory_ssa_name_same): Likewise.
2068 (dse_optimize_stmt): Likewise.
2069 (dse_record_phis): Likewise.
2070 (dse_finalize_block): Likewise.
2071 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2072 keywords as variable names.
2073 (may_move_till): Cast according to the coding conventions.
2074 (force_move_till_expr): Avoid using C++ keywords as variable names.
2075 (force_move_till): Cast according to the coding conventions.
2076 (memref_hash): Likewise.
2077 (memref_eq): Likewise.
2078 (gather_mem_refs_stmt): Likewise.
2079 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2080 keywords as variable names.
2081 (idx_find_step): Cast according to the coding conventions.
2082 (idx_record_use): Likewise.
2083 (find_depends): Likewise.
2084 (prepare_decl_rtl): Likewise.
2085 (mbc_entry_hash): Likewise.
2086 (mbc_entry_eq): Likewise.
2087 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2088 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2089 (idx_infer_loop_bounds): Cast according to the coding conventions.
2090 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2091 * tree-ssa-math-opts.c (occ_new ): Likwise.
2092 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2094 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2096 (add_use_op): Likewise.
2097 (add_vop): Likewise.
2098 (add_vuse_op): Likewise.
2099 (add_vdef_op): Likewise.
2100 (get_expr_operands): Likewise.
2101 (push_stmt_changes): Use type safe memory macros.
2102 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2103 keywords as variable names.
2104 (conditional_replacement): Likewise.
2105 (minmax_replacement): Likewise.
2106 (abs_replacement): Likewise.
2107 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2109 (insert_fake_stores): Avoid using C++ keywords as variable names.
2110 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2112 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2113 (heapvar_insert): Use type safe memory macros.
2114 (new_var_info): Cast according to the coding conventions.
2115 (new_constraint): Likewise.
2116 (remove_preds_and_fake_succs): Use type safe memory macros.
2117 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2119 (thread_single_edge): Likewise.
2120 (thread_through_loop_header): Likewise.
2122 2007-06-06 Eric Christopher <echristo@apple.com>
2124 * config/i386/i386.c (override_options): Move handling
2125 of TARGET_SUBTARGET* earlier.
2127 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2129 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2132 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2134 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2135 emited outside of basic block.
2136 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2138 * rtl.h (delete_insn_chain): Declaration changed.
2139 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2141 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2142 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2143 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2144 to delete_insn_chain.
2145 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2146 do not have bb field set.
2147 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2149 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2150 * cfgcleanup.c (try_optimize_cfg): Ditto.
2152 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2154 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2155 (lambda_body_vector_new): Use type safe memory macros.
2156 (lambda_linear_expression_new): Likewise.
2157 (lambda_loopnest_new): Likewise.
2158 (lambda_lattice_new): Likewise.
2159 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2160 conventions. Use type safe memory macros.
2161 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2162 (lambda_body_vector_s): Likewise.
2163 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2164 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2166 2007-06-06 Richard Guenther <rguenther@suse.de>
2168 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2169 if we need to schedule cfg_cleanup.
2170 (tree_ssa_forward_propagate_single_use_vars): Do so.
2172 2007-06-06 Ian Lance Taylor <iant@google.com>
2174 * fold-const.c (merge_ranges): If range_successor or
2175 range_predecessor fail, just return 0.
2177 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2179 PR tree-optimization/32216
2180 * tree-vectorizer.c (supportable_widening_operation): Determine
2181 signedness of FIX_TRUNC_EXPR from output operand.
2182 (supportable_narrowing_operation): Ditto.
2183 * tree-vect-generic.c (expand_vector_operations_1): Determine
2184 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2187 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2189 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2190 (struct pta): ...from here. Change flags to unsigned to avoid
2191 excessive casting (as it is used as a bit mask).
2192 (override_options): Add casts according to the coding convenventions.
2193 (x86_64_elf_unique_section): Likewise.
2194 (examine_argument): Avoid using C++ keywords as variable names.
2195 (construct_container): Likewise.
2196 (legitimize_pic_address): Likewise.
2197 (get_dllimport_decl): Cast according to the coding conventions. Use
2198 type safe memory macros.
2199 (legitimize_address): Cast according to the coding conventions.
2200 (emit_i387_cw_initialization): Corrected the type of slot to enum
2202 (ix86_init_machine_status): Use type safe memory macros.
2203 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2204 (bdesc_pcmpistr): Likewise.
2205 (bdesc_crc32): Likewise.
2206 (bdesc_sse_3arg): Likewise.
2207 (bdesc_2arg): Likewise.
2208 (bdesc_1arg): Likewise.
2209 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2210 (ix86_expand_sse_pcmpistr): Likewise.
2211 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2212 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2213 int to match the langhook definition.
2214 (ix86_builtin_conversion): Change the type of code to unsigned init to
2215 match the langhook definition.
2216 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2218 (ix86_preferred_output_reload_class): Likewise.
2219 (ix86_cannot_change_mode_class): Likewise.
2220 (ix86_memory_move_cost): Likewise.
2221 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2222 avoid excessive casting later on.
2223 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2225 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2228 as flags setting insn.
2229 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2231 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2234 (UNSPEC_ROUND): New.
2235 ("sse4_1_round<mode>2"): New insn pattern.
2236 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2238 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2239 expander using SSEMODEF mode macro. Expand using
2240 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2241 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2242 expander using SSEMODEF mode macro. Expand using
2243 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2244 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2245 expander using SSEMODEF mode macro. Expand using
2246 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2247 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2248 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2249 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2252 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2253 Sebastian Pop <sebpop@gmail.com>
2255 * lambda.h (build_linear_expr): New.
2256 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2257 Use build_linear_expr, call fold and force_gimple_operand.
2258 (lambda_loopnest_to_gcc_loopnest): Check that there is
2259 something to insert.
2260 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2262 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2264 PR preprocessor/23479
2265 * doc/extend.texi: Document the 0b-prefixed binary integer
2268 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2270 PR tree-optimization/32215
2271 * tree-vectorizer.c (supportable_widening_operation): Return false
2272 for unsupported FIX_TRUNC_EXPR tree code.
2273 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2275 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2277 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2278 register on SPE targets. Change documentation to reflect
2280 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2281 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2282 out of the register allocation pool.
2283 (rs6000_reg_live_or_pic_offset_p): New function.
2284 (rs6000_emit_prologue): Move the actual saving of LR up to free
2285 r0 for holding r11. Split saving of SPE 64-bit registers into
2286 its own case. Ensure that offsets will always be in-range for
2287 'evstdd' by using r11 as a scratch register to point at the start
2288 of the SPE save area. Save r11 if necessary, as it is the static
2290 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2291 into its own case. Ensure that offsets will always be in-range
2292 for 'evldd' by using r11 as a scratch register to point at the
2293 start of the SPE save area. Also adjust r11 when restoring
2294 the stack pointer to compensate for pre-loading r11.
2296 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2298 * cfg.c (init_flow): Use type safe memory macros.
2299 (alloc_block): Likewise.
2300 (unchecked_make_edge): Likewise.
2301 (dump_flow_info): Avoid using C++ keywords as variable names.
2302 (copy_original_table_clear): Cast according to the coding conventions.
2303 (copy_original_table_set): Likewise.
2304 * cfgexpand (label_rtx_for_bb): Likewise.
2305 (expand_gimple_basic_block): Likewise.
2306 * cfghooks.c (dump_bb): Likewise.
2307 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2309 (lv_add_condition_to_bb): Likewise.
2310 * cfglayout (relink_block_chain): Cast according to the coding
2312 (fixup_reorder_chain): Likewise.
2313 (fixup_fallthru_exit_predecessor): Likewise.
2314 * cfgloop.c (glb_enum_p): Likewise.
2315 (get_exit_description): Likewise.
2316 (dump_recorded_exit): Likewise.
2317 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2318 (struct loop): ... from here.
2319 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2321 * cfgrtl.c (rtl_create_basic_block): Likewise.
2322 (rtl_split_block): Likewise.
2323 (rtl_dump_bb): Likewise.
2324 (cfg_layout_split_block): Likewise.
2325 (init_rtl_bb_info): Use typesafe memory macros.
2327 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2328 * graphds.h: Updated all usages of edge to graph_edge.
2329 * graphds.c: Likewise.
2330 * cfgloopanal.c: Likewise.
2332 2007-06-05 Ian Lance Taylor <iant@google.com>
2334 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2335 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2336 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2338 (test_for_singularity): Likewise.
2340 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2342 * config/i386/constraints.md ("Y2"): Replaced by ...
2344 * config/i386/i386.md: Likewise.
2345 * config/i386/mmx.md: Likewise.
2346 * config/i386/sse.md: Likewise.
2348 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2350 * config/i386/constraints.md ("z"): Replaced by ...
2352 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2353 (sse4_1_blendvps): Likewise.
2354 (sse4_1_pblendvb): Likewise.
2355 (sse4_2_pcmpestr): Likewise.
2356 (sse4_2_pcmpestrm): Likewise.
2357 (sse4_2_pcmpestr_cconly): Likewise.
2358 (sse4_2_pcmpistr): Likewise.
2359 (sse4_2_pcmpistrm): Likewise.
2360 (sse4_2_pcmpistr_cconly): Likewise.
2362 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2364 * matrix-reorg.c (transform_access_sites): Fix computation.
2365 (transform_allocation_sites): Same.
2367 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/i386.c (override_options): Use
2370 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2372 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2375 (nonimm_not_xmm0_operand): Ditto.
2376 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2377 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2378 as operand[2] predicate. Require "z" class XMM register for
2379 operand[3]. Adjust asm template.
2380 ("sse4_1_blendvpd"): Ditto.
2381 ("sse4_1_pblendvb"): Ditto.
2382 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2383 force op2 into xmm0 register for variable blend instructions.
2385 2007-06-04 Tom Tromey <tromey@redhat.com>
2387 * c-tree.h (start_enum): Update.
2388 (build_enumerator): Likewise.
2389 * c-decl.c (enum_next_value): Removed.
2390 (enum_overflow): Likewise.
2391 (start_enum): Add c_enum_contents argument. Don't use globals.
2392 (build_enumerator): Likewise.
2393 * c-tree.h (struct c_enum_contents): New struct.
2395 2007-06-04 Tom Tromey <tromey@redhat.com>
2397 * c-common.c (c_common_get_alias_set): Fix indentation.
2399 2007-06-04 Ian Lance Taylor <iant@google.com>
2401 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2402 to overflow, reduce overflow infinity to regular infinity.
2403 (vrp_var_may_overflow): New static function.
2404 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2406 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2408 * stor-layout.c (layout_type): Remove duplicate code.
2410 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2413 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2414 before build_common_builtin_nodes ().
2416 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2419 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2421 2007-06-04 Jan Hubicka <jh@suse.cz>
2423 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2424 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2425 instead of _stat version.
2427 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2429 PR tree-optimization/32194
2430 * tree-predcom.c (determine_offset): Check that both references have
2433 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2435 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2436 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2437 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2438 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2439 Add argument to iterate_fix_dominators call.
2440 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2441 * gcse.c (hoist_code): Change domby to vector.
2442 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2443 Add argument to iterate_fix_dominators call.
2444 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2445 recompute_dominator.
2446 * lambda-code.c (perfect_nestify): Ditto.
2447 * cfgloopanal.c: Include graphds.h.
2448 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2449 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2450 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2452 * graphds.c: New file.
2453 * graphds.h: New file.
2454 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2455 (get_dominated_by, get_dominated_by_region): Change return type to
2457 (verify_dominators): Recompute all dominators and compare the results.
2458 (recount_dominator): Renamed to ...
2459 (recompute_dominator): ... this. Do not check that the block is
2461 (iterate_fix_dominators): Reimplemented.
2462 (prune_bbs_to_update_dominators, root_of_dom_tree,
2463 determine_dominators_for_sons): New functions.
2464 * et-forest.c (et_root): New function.
2465 * et-forest.h (et_root): Declare.
2466 * Makefile.in (graphds.o): Add.
2467 (cfgloopanal.o): Add graphds.h dependency.
2468 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2469 * basic-block.h (get_dominated_by, get_dominated_by_region,
2470 iterate_fix_dominators): Declaration changed.
2471 (recount_dominator): Renamed to ...
2472 (recompute_dominator): ... this.
2473 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2474 (thread_through_all_blocks): Do not free dominance info.
2476 2007-06-03 Andreas Schwab <schwab@suse.de>
2478 * config/m68k/m68k.c (override_options): Don't override
2480 * config/m68k/m68k-modes.def (SF, DF): Define to use
2481 motorola_single_format and motorola_double_format, resp.
2482 * real.c (motorola_single_format): Renamed from
2483 coldfire_single_format.
2484 (motorola_double_format): Renamed from coldfire_double_format.
2485 (encode_ieee_extended): Generate a proper canonical NaN image
2486 respecting canonical_nan_lsbs_set.
2487 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2489 * real.h: Adjust declarations.
2491 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2494 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2495 the symbol is generated with the stack protector.
2497 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2499 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2500 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2502 * doc/extend.texi (interrupt): Mention m68k.
2504 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2506 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2507 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2508 (ix86_expand_sse_pcmpestr): Do not check operands for
2509 "register_operand", when insn operand predicate is "register_operand".
2510 (ix86_expand_sse_pcmpistr): Ditto.
2512 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2513 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2516 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2517 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2518 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2519 * config/i386/constraints.md ("z"): New register constraint
2520 for members of SSE_FIRST_REG class.
2521 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2522 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2523 SSE_FIRST_REG class.
2524 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2525 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2526 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2527 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2528 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2529 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2530 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2531 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2532 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2533 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2534 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2535 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2536 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2537 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2538 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2539 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2540 (struct builtin_description): Change "flag" field to unsigned.
2541 (bdesc_pcmpestr): New builtin description table.
2542 (bdesc_pcmpistr): Likewise.
2543 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2544 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2545 Initialize pcmp[ei]str[im] insns for SSE4.2.
2546 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2547 (ix86_expand_sse_pcmpistr): Likewise.
2548 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2549 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2550 (UNSPEC_PCMPISTR): Likewise.
2551 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2552 (sse4_2_pcmpestri):New isns pattern.
2553 (sse4_2_pcmpestrm): Likewise.
2554 (sse4_2_pcmpestr_cconly): Likewise.
2555 (sse4_2_pcmpistr): New insn patern and splitter.
2556 (sse4_2_pcmpistri):New isns pattern.
2557 (sse4_2_pcmpistrm): Likewise.
2558 (sse4_2_pcmpistr_cconly): Likewise.
2559 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2562 2007-06-01 David Daney <ddaney@avtrex.com>
2564 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2565 LOADGP_ABSOLUTE and not binds_local_p.
2567 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2569 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2571 2007-06-01 Ian Lance Taylor <iant@google.com>
2573 * tree-vrp.c (compare_name_with_value): Always set
2574 used_strict_overflow if we get a result from the variable itself.
2576 2007-06-01 Ian Lance Taylor <iant@google.com>
2578 PR rtl-optimization/31455
2579 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2580 subregs which have a cast between modes which are not tieable.
2582 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2584 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2585 breaks after return statements.
2587 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2589 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2590 only after no_new_pseudos.
2592 2007-05-31 Eric Christopher <echristo@apple.com>
2594 * expr.c (convert_move): Assert that we don't have a BLKmode
2596 (store_expr): Handle BLKmode moves by calling emit_block_move.
2598 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2600 * c-typeck.c (build_indirect_ref): Include type in error message.
2601 (build_binary_op): Pass types to binary_op_error.
2602 * c-common.c (binary_op_error): Take two type arguments, print out
2604 * c-common.h (binary_op_error): Update prototype.
2606 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2608 * config/i386/i386.c: Correct coments on -mno-sse4.
2610 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2612 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2613 (x86_64-*-*): Likewise.
2614 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2615 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2616 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2617 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2618 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2619 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2620 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2621 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2622 (OPTION_MASK_ISA_SSE4): Likewise.
2623 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2624 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2625 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2626 (override_options): Support SSE4.2.
2627 (ix86_build_const_vector): Support SImode and DImode.
2628 (ix86_build_signbit_mask): Likewise.
2629 (ix86_expand_int_vcond): Support V2DImode.
2630 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2631 (IX86_BUILTIN_CRC32HI): Likewise.
2632 (IX86_BUILTIN_CRC32SI): Likewise.
2633 (IX86_BUILTIN_CRC32DI): Likewise.
2634 (IX86_BUILTIN_PCMPGTQ): Likewise.
2635 (bdesc_crc32): Likewise.
2636 (bdesc_sse_3arg): Likewise.
2637 (ix86_expand_crc32): Likewise.
2638 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2639 (ix86_expand_builtin): Likewise.
2640 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2641 __SSE4_2__ for -msse4.2.
2642 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2643 (CRC32MODE): Likewise.
2644 (crc32modesuffix): Likewise.
2645 (crc32modeconstraint): Likewise.
2646 (sse4_2_crc32<mode>): Likewise.
2647 (sse4_2_crc32di): Likewise.
2648 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2650 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2651 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2652 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2653 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2654 (vcondu<mode>): Likewise.
2655 * doc/extend.texi: Document SSE4.2 built-in functions.
2656 * doc/invoke.texi: Document -msse4.2/-msse4.
2658 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2660 PR tree-optimization/32160
2661 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2662 variable as gimple reg.
2663 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2665 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2667 * gcc.c (main): Don't consider linker options when issuing the
2668 warning about a linker input file not being used.
2670 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2672 * tree-vrp.c (compare_names): Initialize sop.
2674 2007-05-30 Dirk Mueller <dmueller@suse.de>
2676 * cgraphunit.c (cgraph_analyze_function): Remove
2677 computation of inline parameters.
2679 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2683 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2685 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2686 Add vx-common.h. Include vxworks.h between vx-common.h and
2688 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2690 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2691 (TARGET_ASM_DESTRUCTOR): Likewise.
2692 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2693 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2694 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2695 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2696 (VXWORKS_ENDIAN_SPEC): Define.
2697 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2698 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2699 VXWORKS_* equivalents.
2700 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2701 (ASM_FILE_START): Delete.
2702 (TARGET_VERSION): Reformat.
2703 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2704 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2705 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2706 (FPBIT, DPBIT): Define.
2707 (fp-bit.c, dp-bit.c): New rules.
2708 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2709 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2710 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2711 * config/arm/arm.h: Include vxworks-dummy.h.
2712 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2713 Mark with ATTRIBUTE_UNUSED.
2714 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2715 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2716 make it incompatible with -msingle-pic-base.
2717 (arm_function_ok_for_sibcall): Return false for calls that might
2718 go through a VxWorks PIC PLT entry.
2719 (require_pic_register): New function, split out from...
2720 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2722 (arm_load_pic_register): Handle the VxWorks RTP initialization
2723 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2724 (arm_emit_call_insn): New function.
2725 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2726 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2727 (pic_offset_arm): New pattern.
2728 (call, call_value): Use arm_emit_call_insn.
2729 (call_internal, call_value_internal): New expanders.
2730 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2731 VxWorks unless __PIC__.
2733 2007-05-30 Eric Christopher <echristo@gmail.com>
2735 * genrecog.c: Include regs.h in generated file.
2736 * genemit.c: Ditto. Fix up formatting.
2737 * config/mn10300/constraints.md: New.
2738 * config/mn10300/mn10300.md: Include.
2739 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2740 Fix up for removed macro.
2741 * config/mn10300/predicates.md (call_address_operand): Ditto.
2742 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2743 (CONST_OK_FOR_I): Ditto.
2744 (CONST_OK_FOR_J): Ditto.
2745 (CONST_OK_FOR_K): Ditto.
2746 (CONST_OK_FOR_L): Ditto.
2747 (CONST_OK_FOR_M): Ditto.
2748 (CONST_OK_FOR_N): Ditto.
2749 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2753 (EXTRA_CONSTRAINT): Ditto.
2755 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2759 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2760 OPTION_MASK_ISA_64BIT.
2761 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2763 2007-05-30 Richard Guenther <rguenther@suse.de>
2766 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2767 types for comparison.
2768 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2769 with original typed arguments.
2770 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2772 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2774 PR tree-optimization/31769
2775 * except.c (duplicate_eh_regions): Clear prev_try if
2776 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2778 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2780 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2781 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2782 bsi of the location where statements should be inserted.
2783 (sink_code_in_bb): Take bsi from statement_sink_location.
2784 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2785 instead of bsi_start.
2786 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2788 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2789 (bsi_move_before): Document inconsistency with bsi_move_after.
2790 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2792 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.h (TARGET_ABM): New define.
2795 (TARGET_POPCNT): Ditto.
2796 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2797 New temporary defines to redefine from OPTION_ISA_* defines.
2798 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2799 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2800 (ix86_isa_flags): New extern int declaration.
2801 (TARGET_SUBTARGET_DEFAULT): New define.
2802 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2803 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2804 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2805 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2806 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2807 * config/i386/darwin.h: Change TARGET_64BIT define to
2810 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2811 using existing "ix86_isa_flags" varible.
2812 (m32, m64): Use existing "ix86_isa_flags" variable.
2813 (mmmx, m3dnow): Ditto.
2814 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2815 (mabm): Define as non-negative option using "x86_abm" variable.
2816 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2818 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2819 Rewrite feature test bitmap.
2820 (ix86_isa_flags): New initialized global int varible.
2821 (ix86_isa_flags_explicit): New static int variable.
2822 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2823 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2824 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2825 target_flags_explicit.
2826 (override_options): Remove "target_enable" and "target_disable" fields
2827 from "struct ptt". Update processor_target_table accordingly. Remove
2828 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2829 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2830 "target_flags" and "ix86_isa_flags_explicit" instead of
2831 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2832 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2833 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2834 to true when either of PTA_POPCNT or PTA_ABM is set in
2835 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2836 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2837 processor_alias_table flags entry. Remove handling of
2838 "target_enable" and "target_disable" fields of processor_target_table.
2839 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2840 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2841 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2842 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2843 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2845 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2847 2007-05-29 David Daney <ddaney@avtrex.com>
2850 * config/mips/mips.c (mips_output_mi_thunk): Emit
2851 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2853 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2854 * config/i386/i386.c (ix86_function_regparm): Added checking of
2855 ix86_force_align_arg_pointer to determine the number of
2856 register parameters.
2858 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2860 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2861 (SET_DR_MISALIGNMENT): New.
2862 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2863 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2864 Use SET_DR_MISALIGNMENT.
2865 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2867 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2868 find_loop_nest): Export.
2869 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2870 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2871 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2872 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2874 (struct mem_ref): Add field reuse_distance.
2875 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2876 Initialize reuse_distance field.
2877 (issue_prefetch_ref): Select temporality of prefetch according to
2879 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2880 self_reuse_distance, determine_loop_nest_reuse): New functions.
2881 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2882 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2883 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2886 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2888 * tree-ssa-alias.c: Add aliasing overview.
2890 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2891 Danny Smith <dannysmith@users.sourceforge.net>
2894 * config/i386/t-crtfm: Compile crtfastmath.o with
2895 -minline-all-stringops.
2896 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2897 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2899 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2901 * doc/md.texi: Document constraints on HP PA-RISC.
2903 * pa/constraints.md: New file.
2904 * pa.md: Include constraints.md.
2905 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2906 (integer_store_memory_operand, ldil_cint_p): New functions.
2907 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2908 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2909 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2910 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2911 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2913 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2916 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2917 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2918 case POSTDECREMENT_EXPR>): Return the error_mark_node
2919 if either the real or imaginary parts would an
2922 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2924 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2925 name when we remove it from a call.
2927 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2929 * targhooks.c (default_narrow_bitfield): Remove.
2930 * targhooks.h: Remove the prototype for
2931 default_narrow_bitfield.
2933 * langhooks-def.h: Remove the prototype for
2934 hook_get_alias_set_0.
2935 * langhooks.c (hook_get_alias_set_0): Remove.
2937 * global.c (EXECUTE_IF_CONFLICT): Remove.
2939 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2942 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2943 return true when truth_value_p is true and the type
2946 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2948 * doc/install.texi (Prerequisites): We no longer require Autoconf
2949 2.13 for the top-level.
2951 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2953 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2954 memory access via x86_expand_vector_move_misalign() only for
2955 TImode values on 32-bit targets.
2957 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2959 * matrix-reorg.c: New file. Implement matrix flattening and
2960 transposing optimization.
2961 * tree-pass.h: Add matrix reorg pass.
2962 * common.opt: Add fipa-mreorg flag.
2963 * Makefile.in: Add matrix-reorg.c.
2964 * passes.c: Add matrix reorg pass.
2965 * varpool.c (add_new_static_var): New function.
2966 * cgraph.h (add_new_static_var): Declare.
2968 2007-05-27 Eric Christopher <echristo@apple.com>
2970 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2971 sp_offset depending on stack size. Save r12 depending
2972 on registers we're saving later.
2973 (rs6000_emit_epilogue): Update sp_offset depending only
2976 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2978 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2979 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2980 * ifcvt.c (if_convert): Ditto.
2981 * tree-ssa-threadupdate.c (thread_block): Ditto.
2982 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2983 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2984 verify_loop_closed_ssa): Check number_of_loops instead of
2986 * predict.c (tree_estimate_probability): Ditto.
2987 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2988 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2989 * modulo-sched.c (sms_schedule): Ditto.
2990 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2991 (scev_finalize): Do not do anything if scev analysis was not
2993 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2994 current_loops == NULL.
2995 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2996 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2998 (loop_optimizer_finalize): Assert that loops were analyzed.
2999 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3000 rtl_doloop): Check number_of_loops instead of current_loops.
3001 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3002 current_loops == NULL.
3003 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3004 gate_tree_vectorize tree_linear_transform, check_data_deps,
3005 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3006 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3007 Check number_of_loops instead of current_loops.
3008 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3009 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3010 free loops if available.
3011 (execute_pre): Do not pass do_fre to fini_pre.
3013 2007-05-27 Tobias Burnus <burnus@net-b.de>
3016 * real.c (mpfr_from_real): Fix sign of -Inf.
3018 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3020 * tree-vect-transform.c (vectorizable_conversion): Initialize
3021 tree_code variables to ERROR_MARK.
3022 (vectorizable_type_demotion): Likewise.
3023 (vectorizable_type_promotion): Likewise.
3025 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386.md (movti): Handle push operands via
3031 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3033 * basic-block.h: Remove the prototype for merge_seq_blocks.
3034 * cfgcleanup.c (merge_seq_blocks): Remove.
3036 * tree-flow.h: Remove the prototype for is_aliased_with.
3037 * tree-ssa-alias.c (is_aliased_with): Remove.
3039 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3041 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3043 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3045 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3046 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3047 (vec_unpacks_hi_v16qi): Likewise.
3048 (vec_unpacku_lo_v16qi): Likewise.
3049 (vec_unpacks_lo_v16qi): Likewise.
3050 (vec_unpacku_hi_v8hi): Likewise.
3051 (vec_unpacks_hi_v8hi): Likewise.
3052 (vec_unpacku_lo_v8hi): Likewise.
3053 (vec_unpacks_lo_v8hi): Likewise.
3054 (vec_unpacku_hi_v4si): Likewise.
3055 (vec_unpacks_hi_v4si): Likewise.
3056 (vec_unpacku_lo_v4si): Likewise.
3057 (vec_unpacks_lo_v4si): Likewise.
3059 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3061 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3062 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3063 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3064 follow spelling conventions in various
3065 warning/error/diagnostic messages.
3067 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3068 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3069 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3070 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3071 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3072 * doc/tm.texi: Follow spelling conventions.
3074 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3077 * tree-ssa-forwprop.c
3078 (forward_propagate_addr_into_variable_array_index): Remove
3079 the lhs argument. Use the type of def_rhs instead of lhs.
3080 (forward_propagate_addr_expr_1): Update use of
3081 forward_propagate_addr_into_variable_array_index.
3083 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3084 Nigel Stephens <nigel@mips.com>
3086 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3087 function attributes, "far" being an alias for "long_call".
3088 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3089 (mips_near_type_p, mips_far_type_p): New.
3090 (mips_comp_type_attributes): New function to check that attributes
3091 attached to a function type are compatible.
3092 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3093 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3094 to the target function of the thunk.
3095 (mips_encode_section_info): Check for "near" and "far" function
3096 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3098 * config/mips/predicates.md (const_call_insn_operand): Test only
3099 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3101 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3104 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3105 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3106 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3107 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3109 2007-05-25 Eric Christopher <echristo@apple.com>
3111 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3112 to x86-darwin configurations.
3113 * config/i386/t-darwin: Add softfp support.
3114 * config/i386/t-darwin64: Ditto.
3115 * config/i386/sfp-machine.h: If mach then don't use
3116 aliasing, emit a stub to call.
3118 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3120 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3121 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3122 tree-predcom.c, tree-ssa-alias-warnings.c,
3123 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3124 comment typos. Follow spelling conventions.
3125 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3127 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3130 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3131 constants into memory. Expand unaligned memory references for
3132 SSE modes via x86_expand_vector_move_misalign() function.
3134 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3136 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3137 "memory" attribute for "sseishft" type insn without operands[2].
3139 2007-05-25 Dirk Mueller <dmueller@suse.de>
3140 Marcus Meissner <meissner@suse.de>
3142 * doc/extend.texi (alloc_size): New attribute.
3143 * c-common.c (handle_alloc_size_attribute): New.
3144 * tree-object-size.c (alloc_object_size): Use alloc_size
3145 attribute, if available.
3147 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3151 (__builtin_ia32_vec_ext_v2di): Likewise.
3152 (__builtin_ia32_vec_ext_v4si): Likewise.
3153 (__builtin_ia32_vec_ext_v8hi): Likewise.
3154 (__builtin_ia32_vec_ext_v16qi): Likewise.
3155 (__builtin_ia32_vec_set_v8hi): Likewise.
3157 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3159 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3161 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3163 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3164 (arm_is_longcall_p): Rename to...
3165 (arm_is_long_call_p): ...this. Take a single tree argument and
3167 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3168 (CUMULATIVE_ARGS): Remove call_cookie.
3169 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3170 (ENCODED_LONG_CALL_ATTR_P): Delete.
3171 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3172 LONG_CALL_FLAG_CHAR cases.
3173 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3174 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3175 ARM_DECLARE_FUNCTION_SIZE.
3176 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3177 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3178 (arm_encode_call_attribute, current_file_function_operand): Delete.
3179 (arm_function_in_section_p): New function.
3180 (arm_is_longcall_p): Rename to...
3181 (arm_is_long_call_p): ...this. Take the target function as a single
3182 argument and return a bool. Do not rely on call cookies. Check
3183 whether the target symbol is in the same section as the current
3184 function, not just the same compilation unit.
3185 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3186 (arm_encode_section_info): Don't encode a call type.
3187 * config/arm/arm.md (call, call_value): Update calls to
3188 arm_is_long(_)call_p. Simplify logic.
3189 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3190 Update calls to arm_is_long(_)call_p.
3192 2007-05-25 Richard Guenther <rguenther@suse.de>
3194 PR tree-optimization/31982
3195 * tree-ssa-forwprop.c
3196 (forward_propagate_addr_into_variable_array_index): Handle arrays
3197 with element size one.
3199 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3201 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3202 (umulsi3_highpart): Likewise.
3204 2007-05-24 Ian Lance Taylor <iant@google.com>
3206 PR rtl-optimization/32069
3207 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3210 2007-05-24 Ollie Wild <aaw@google.com>
3212 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3215 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3217 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3218 (oprs_unchanged_p): Use it to check all registers in a REG.
3219 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3220 (reg_set_between_after_reload_p): Delete.
3221 (reg_used_between_after_reload_p): Likewise.
3222 (reg_set_or_used_since_bb_start): Likewise.
3223 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3224 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3225 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3226 * rtlanal.c (reg_set_p): Check whether REG overlaps
3227 regs_invalidated_by_call, rather than just checking the
3228 membership of REGNO (REG).
3230 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3232 * doc/passes.texi: Document predictive commoning.
3233 * doc/invoke.texi (-fpredictive-commoning): Document.
3234 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3235 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3236 adding indices to the generated name.
3237 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3238 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3239 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3240 (op_symbol_code): ... and exported.
3241 (dump_omp_clause, op_symbol): Use op_symbol_code
3242 instead of op_symbol_1.
3243 * tree-pass.h (pass_predcom): Declare.
3244 * timevar.def (TV_PREDCOM): New timevar.
3245 * tree-ssa-loop.c (run_tree_predictive_commoning,
3246 gate_tree_predictive_commoning, pass_predcom): New.
3247 * tree-data-ref.c (find_data_references_in_loop): Find the
3248 references in dominance order.
3249 (canonicalize_base_object_address): Ensure that the result has
3251 (dr_analyze_innermost): Export.
3252 (create_data_ref): Code to fail for references with invariant
3254 (find_data_references_in_stmt): ... here.
3255 * tree-data-ref.h (dr_analyze_innermost): Declare.
3256 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3257 (aff_combination_find_elt, name_expansion_hash,
3258 name_expansion_eq, tree_to_aff_combination_expand,
3259 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3261 * tree-affine.h (aff_combination_constant_multiple_p,
3262 tree_to_aff_combination_expand): Declare.
3263 * tree-predcom.c: New file.
3264 * common.opt (fpredictive-commoning): New option.
3265 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3266 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3267 * Makefile.in (tree-predcom.o): Add.
3268 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3269 * passes.c (init_optimization_passes): Add dceloop after
3270 copy propagation in loop optimizer. Add predictive commoning
3271 to loop optimizer passes.
3273 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3275 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3278 2007-05-24 Jan Hubicka <jh@suse.cz>
3280 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3282 (genheader): Include statistics.h.
3284 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3286 * print-rtl.c (flag_dump_unnumbered): Update comments.
3287 (print_rtl): Fix my previous change.
3288 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3291 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3294 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3296 (thread_through_all_blocks): Call initialize_original_copy_tables
3297 and free_original_copy_tables.
3298 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3300 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3301 * cfghooks.c (duplicate_block): Use get_loop_copy.
3302 * cfg.c: Include cfgloop.h.
3303 (loop_copy): New hash table.
3304 (initialize_original_copy_tables): Initialize loop_copy table.
3305 (free_original_copy_tables): Free loop_copy table.
3306 (copy_original_table_clear, copy_original_table_set,
3307 set_loop_copy, get_loop_copy): New functions.
3308 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3309 * cfgloop.h (struct loop): Remove copy field.
3310 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3311 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3313 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3315 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3316 -msse/-msse2/-msse3.
3318 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3320 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3321 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3323 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3326 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3327 * targhooks.h (default_mangle_decl_assembler_name): Declare
3329 * targhooks.c (default_mangle_decl_assembler_name): Define
3331 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3333 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3334 * langhooks.c (lhd_set_decl_assembler_name): Call
3335 targetm.mangle_decl_assembler_name for names with global scope.
3337 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3339 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3340 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3342 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3343 New. Factored out of i386_pe_encode_section_info.
3344 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3345 Move check for prior decoration of stdcall
3346 symbols to i386_pe_encode_section_info.
3347 (i386_pe_encode_section_info): Adjust call to
3348 gen_stdcall_or_fastcall_suffix. Use
3349 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3350 (i386_pe_mangle_decl_assembler_name): New. Wrap
3351 i386_pe_maybe_mangle_decl_assembler_name.
3353 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3355 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3356 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3357 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3358 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3359 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3362 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3363 Nigel Stephens <nigel@mips.com>
3364 Richard Sandiford <richard@codesourcery.com>
3366 Fix up MIPS16 hard float and add support for complex.
3368 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3369 (TARGET_SOFT_FLOAT_ABI): New.
3370 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3371 __mips_soft_float to reflect the ABI in use, not whether the
3372 FPU is directly accessible (e.g., in MIPS16 mode).
3373 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3374 (UNITS_PER_FPVALUE): Likewise.
3376 * config/mips/mips.c (mips_expand_call): Remove redundant
3377 TARGET_MIPS16 check.
3378 (mips_arg_regno): New.
3379 (function_arg_advance): When setting bits in cum->fp_code for
3380 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3382 (function_arg): Use mips_arg_regno.
3383 (mips_return_mode_in_fpr_p): New.
3384 (mips16_call_stub_mode_suffix): New.
3385 (mips16_cfun_returns_in_fpr_p): New.
3386 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3387 (mips_output_function_prologue): Test mips16_hard_float, not
3388 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3389 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3390 return value into a floating-point register.
3391 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3392 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3393 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3394 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3395 word of double arguments from or to the high bits of 64-bit
3396 floating point registers.
3397 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3398 (mips16_fpret_double): New helper function.
3399 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3400 support for complex modes. Fill in DECL_RESULT for stubdecl.
3401 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3403 * config/mips/mips16.S
3404 (RET, ARG1, ARG2): New.
3405 (MERGE_GPRf, MERGE_GPRt): New.
3406 (DELAYt, DELAYf): New.
3407 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3408 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3409 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3410 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3411 (SFOP): Renamed to...
3412 (OPSF3): This, and macro-ified. Updated all uses.
3413 (SFOP2): Renamed to...
3414 (OPSF2): This, and macro-ified. Updated all uses.
3415 (SFCMP): Renamed to...
3416 (CMPSF): This, and macro-ified. Updated all uses.
3417 (SFREVCMP): Renamed to...
3418 (REVCMPSF): This, and macro-ified. Updated all uses.
3419 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3420 (LDDBL1, LDDBL2, RETDBL): Deleted.
3421 (DFOP): Renamed to...
3422 (OPDF3): This, and macro-ified. Updated all uses.
3423 (DFOP2): Renamed to...
3424 (OPDF2): This, and macro-ified. Updated all uses.
3425 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3426 (DFCMP): Renamed to...
3427 (CMPDF): This, and macro-ified. Updated all uses.
3428 (DFREVCMP): Renamed to...
3429 (REVCMPDF): This, and macro-ified. Updated all uses.
3430 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3431 (RET_FUNCTION): New.
3432 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3433 (__mips16_ret_sc, __mips16_ret_dc): New.
3434 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3435 STUB_ARGS_6, STUB_ARGS_10): New.
3436 (CALL_STUB_NO_RET): New.
3437 (__mips16_call_stub_1): Macro-ified.
3438 (__mips16_call_stub_5): Macro-ified.
3439 (__mips16_call_stub_2): Macro-ified.
3440 (__mips16_call_stub_6): Macro-ified.
3441 (__mips16_call_stub_9): Macro-ified.
3442 (__mips16_call_stub_10): Macro-ified.
3443 (CALL_STUB_RET): New.
3444 (__mips16_call_stub_sf_0): Macro-ified.
3445 (__mips16_call_stub_sf_1): Macro-ified.
3446 (__mips16_call_stub_sf_5): Macro-ified.
3447 (__mips16_call_stub_sf_2): Macro-ified.
3448 (__mips16_call_stub_sf_6): Macro-ified.
3449 (__mips16_call_stub_sf_9): Macro-ified.
3450 (__mips16_call_stub_sf_10): Macro-ified.
3451 (__mips16_call_stub_df_0): Macro-ified.
3452 (__mips16_call_stub_df_1): Macro-ified.
3453 (__mips16_call_stub_df_5): Macro-ified.
3454 (__mips16_call_stub_df_2): Macro-ified.
3455 (__mips16_call_stub_df_6): Macro-ified.
3456 (__mips16_call_stub_df_9): Macro-ified.
3457 (__mips16_call_stub_df_10): Macro-ified.
3458 (__mips16_call_stub_sc_0): New.
3459 (__mips16_call_stub_sc_1): New.
3460 (__mips16_call_stub_sc_5): New.
3461 (__mips16_call_stub_sc_2): New.
3462 (__mips16_call_stub_sc_6): New.
3463 (__mips16_call_stub_sc_9): New.
3464 (__mips16_call_stub_sc_10): New.
3465 (__mips16_call_stub_dc_0): New.
3466 (__mips16_call_stub_dc_1): New.
3467 (__mips16_call_stub_dc_5): New.
3468 (__mips16_call_stub_dc_2): New.
3469 (__mips16_call_stub_dc_6): New.
3470 (__mips16_call_stub_dc_9): New.
3471 (__mips16_call_stub_dc_10): New.
3473 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3474 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3475 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3477 2007-05-23 Ian Lance Taylor <iant@google.com>
3479 * doc/invoke.texi (Invoking GCC): Document that the order of the
3482 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3485 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3486 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3487 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3491 * config/score/score.c (score_print_operand): Make sure that only
3492 lower bits are used.
3494 2007-05-22 Ian Lance Taylor <iant@google.com>
3496 * tree-vrp.c (avoid_overflow_infinity): New static function,
3497 broken out of set_value_range_to_value.
3498 (set_value_range_to_value): Call avoid_overflow_infinity.
3499 (extract_range_from_assert): Likewise.
3501 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3504 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3505 change the type before looking for a COMPOUND_EXPR.
3507 2007-05-22 Ian Lance Taylor <iant@google.com>
3509 * lower-subreg.c (decompose_multiword_subregs): If we change an
3510 insn, call remove_retval_note on it.
3512 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3514 * regs.h (end_hard_regno): New function.
3515 (END_HARD_REGNO, END_REGNO): New macros.
3516 (add_to_hard_reg_set): New function.
3517 (remove_from_hard_reg_set): Likewise.
3518 (in_hard_reg_set_p): Likewise.
3519 (overlaps_hard_reg_set_p): Likewise.
3520 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3521 (note_btr_set): Use END_HARD_REGNO.
3522 * caller-save.c (setup_save_areas): Use end_hard_regno.
3523 (mark_set_regs): Use END_HARD_REGNO.
3524 (add_stored_regs): Use end_hard_regno.
3525 (mark_referenced_regs): Use add_to_hard_reg_set.
3526 * combine.c (update_table_tick): Use END_REGNO.
3527 (record_value_for_reg): Likewise.
3528 (record_dead_and_set_regs): Likewise.
3529 (get_last_value_validate): Likewise.
3530 (use_crosses_set_p): Likewise.
3531 (reg_dead_at_p_1): Likewise.
3532 (reg_dead_at_p): Likewise.
3533 (mark_used_regs_combine): Use add_to_hard_reg_set.
3534 (move_deaths): Use END_HARD_REGNO.
3535 (reg_bitfield_target_p): Use end_hard_regno.
3536 (distribute_notes): Use END_HARD_REGNO.
3537 * cse.c (mention_regs): Use END_REGNO.
3538 (insert): Use add_to_hard_reg_set.
3539 (invalidate): Use END_HARD_REGNO.
3540 (invalidate_for_call): Likewise.
3541 (exp_equiv_p): Use END_REGNO.
3542 (cse_insn): Likewise.
3543 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3544 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3545 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3546 * function.c (keep_stack_depressed): Use end_hard_regno.
3547 * global.c (global_alloc): Use end_hard_regno.
3548 (global_conflicts): Use add_to_hard_reg_set instead of
3550 (find_reg): Likewise.
3551 (mark_reg_store): Likewise.
3552 (mark_reg_conflicts): Likewise.
3553 (mark_reg_death): Use remove_from_hard_reg_set.
3554 (mark_reg_live_nc): Delete.
3555 (set_preference): Use end_hard_regno.
3556 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3557 remove_from_hard_reg_set.
3558 (post_mark_life): Use add_to_hard_reg_set.
3559 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3560 (reg_becomes_live): Use add_to_hard_reg_set.
3561 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3562 (peep2_find_free_register): Use add_to_hard_reg_set.
3563 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3564 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3565 * regrename.c (note_sets): Use add_to_hard_reg_set.
3566 (clear_dead_regs): Use remove_from_hard_reg_set.
3567 (regrename_optimize): Use add_to_hard_reg_set.
3568 (find_oldest_value_reg): Use in_hard_reg_set_p.
3569 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3570 (hard_reg_set_here_p): Use end_hard_regno.
3571 (decompose): Likewise.
3572 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3573 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3574 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3575 (mark_home_live): Use end_hard_regno.
3576 (spill_hard_reg): Likewise.
3577 (clear_reload_reg_in_use): Likewise.
3578 * reorg.c (delete_prior_computation): Use END_REGNO.
3579 * resource.c (update_live_status): Use END_HARD_REGNO.
3580 (mark_referenced_resources): Use add_to_hard_reg_set.
3581 (mark_set_resources): Likewise.
3582 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3583 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3584 (reg_overlap_mentioned_p): Likewise.
3585 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3586 (covers_regno_no_parallel_p): Use END_REGNO.
3587 (find_regno_note): Likewise.
3588 (find_reg_fusage): Use END_HARD_REGNO.
3589 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3590 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3592 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3594 * mode-switching.c (reg_dies): Change type of second argument to
3596 (optimize_mode_switching): Update accordingly.
3598 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3600 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3602 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3603 (hard_reg_set_empty_p): ...these new functions.
3604 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3605 GO_IF_HARD_REG_SUBSET.
3606 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3607 instead of GO_IF_HARD_REG_EQUAL.
3608 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3609 instead of GO_IF_HARD_REG_EQUAL.
3610 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3611 GO_IF_HARD_REG_SUBSET.
3612 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3613 GO_IF_HARD_REG_EQUAL.
3614 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3615 of GO_IF_HARD_REG_SUBSET.
3616 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3617 instead of GO_IF_HARD_REG_EQUAL.
3618 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3619 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3620 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3621 of GO_IF_HARD_REG_SUBSET,
3622 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3623 GO_IF_HARD_REG_SUBSET.
3624 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3625 instead of GO_IF_HARD_REG_EQUAL.
3626 * config/sh/sh.c (push_regs, calc_live_regs): Use
3627 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3628 (hard_regs_intersect_p): Delete.
3630 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3632 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3634 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3635 Richard Henderson <rth@redhat.com>
3637 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3639 (x86_64-*-*): Likewise.
3641 * i386/i386-modes.def (V2QI): New.
3643 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3645 (override_options): Support SSE4.1.
3646 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3647 (IX86_BUILTIN_BLENDPS): Likewise.
3648 (IX86_BUILTIN_BLENDVPD): Likewise.
3649 (IX86_BUILTIN_BLENDVPS): Likewise.
3650 (IX86_BUILTIN_PBLENDVB128): Likewise.
3651 (IX86_BUILTIN_PBLENDW128): Likewise.
3652 (IX86_BUILTIN_DPPD): Likewise.
3653 (IX86_BUILTIN_DPPS): Likewise.
3654 (IX86_BUILTIN_INSERTPS128): Likewise.
3655 (IX86_BUILTIN_MOVNTDQA): Likewise.
3656 (IX86_BUILTIN_MPSADBW128): Likewise.
3657 (IX86_BUILTIN_PACKUSDW128): Likewise.
3658 (IX86_BUILTIN_PCMPEQQ): Likewise.
3659 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3660 (IX86_BUILTIN_PMAXSB128): Likewise.
3661 (IX86_BUILTIN_PMAXSD128): Likewise.
3662 (IX86_BUILTIN_PMAXUD128): Likewise.
3663 (IX86_BUILTIN_PMAXUW128): Likewise.
3664 (IX86_BUILTIN_PMINSB128): Likewise.
3665 (IX86_BUILTIN_PMINSD128): Likewise.
3666 (IX86_BUILTIN_PMINUD128): Likewise.
3667 (IX86_BUILTIN_PMINUW128): Likewise.
3668 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3669 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3670 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3671 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3672 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3673 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3674 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3675 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3676 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3677 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3678 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3679 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3680 (IX86_BUILTIN_PMULDQ128): Likewise.
3681 (IX86_BUILTIN_PMULLD128): Likewise.
3682 (IX86_BUILTIN_ROUNDPD): Likewise.
3683 (IX86_BUILTIN_ROUNDPS): Likewise.
3684 (IX86_BUILTIN_ROUNDSD): Likewise.
3685 (IX86_BUILTIN_ROUNDSS): Likewise.
3686 (IX86_BUILTIN_PTESTZ): Likewise.
3687 (IX86_BUILTIN_PTESTC): Likewise.
3688 (IX86_BUILTIN_PTESTNZC): Likewise.
3689 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3690 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3691 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3692 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3693 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3695 (bdesc_sse_3arg): Likewise.
3696 (bdesc_2arg): Likewise.
3697 (bdesc_1arg): Likewise.
3698 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3700 (ix86_expand_sse_4_operands_builtin): New.
3701 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3702 smaller than 8 bits as the 2nd arg.
3703 (ix86_expand_sse_ptest): New.
3704 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3705 (ix86_expand_vector_set): Support SSE4.1.
3706 (ix86_expand_vector_extract): Likewise.
3708 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3709 __SSE4_1__ for -msse4.1.
3711 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3712 (UNSPEC_INSERTPS): Likewise.
3713 (UNSPEC_DP): Likewise.
3714 (UNSPEC_MOVNTDQA): Likewise.
3715 (UNSPEC_MPSADBW): Likewise.
3716 (UNSPEC_PHMINPOSUW): Likewise.
3717 (UNSPEC_PTEST): Likewise.
3718 (UNSPEC_ROUNDP): Likewise.
3719 (UNSPEC_ROUNDS): Likewise.
3721 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3723 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3724 (const_pow2_1_to_32768_operand): Likewise.
3726 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3729 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3731 (sse4_1_insertps): Likewise.
3732 (*sse4_1_extractps): Likewise.
3733 (sse4_1_ptest): Likewise.
3734 (sse4_1_mulv2siv2di3): Likewise.
3735 (*sse4_1_mulv4si3): Likewise.
3736 (*sse4_1_smax<mode>3): Likewise.
3737 (*sse4_1_umax<mode>3): Likewise.
3738 (*sse4_1_smin<mode>3): Likewise.
3739 (*sse4_1_umin<mode>3): Likewise.
3740 (sse4_1_eqv2di3): Likewise.
3741 (*sse4_1_pinsrb): Likewise.
3742 (*sse4_1_pinsrd): Likewise.
3743 (*sse4_1_pinsrq): Likewise.
3744 (*sse4_1_pextrb): Likewise.
3745 (*sse4_1_pextrb_memory): Likewise.
3746 (*sse4_1_pextrw_memory): Likewise.
3747 (*sse4_1_pextrq): Likewise.
3748 (sse4_1_blendpd): Likewise.
3749 (sse4_1_blendps): Likewise.
3750 (sse4_1_blendvpd): Likewise.
3751 (sse4_1_blendvps): Likewise.
3752 (sse4_1_dppd): Likewise.
3753 (sse4_1_dpps): Likewise.
3754 (sse4_1_movntdqa): Likewise.
3755 (sse4_1_mpsadbw): Likewise.
3756 (sse4_1_packusdw): Likewise.
3757 (sse4_1_pblendvb): Likewise.
3758 (sse4_1_pblendw): Likewise.
3759 (sse4_1_phminposuw): Likewise.
3760 (sse4_1_extendv8qiv8hi2): Likewise.
3761 (*sse4_1_extendv8qiv8hi2): Likewise.
3762 (sse4_1_extendv4qiv4si2): Likewise.
3763 (*sse4_1_extendv4qiv4si2): Likewise.
3764 (sse4_1_extendv2qiv2di2): Likewise.
3765 (*sse4_1_extendv2qiv2di2): Likewise.
3766 (sse4_1_extendv4hiv4si2): Likewise.
3767 (*sse4_1_extendv4hiv4si2): Likewise.
3768 (sse4_1_extendv2hiv2di2): Likewise.
3769 (*sse4_1_extendv2hiv2di2): Likewise.
3770 (sse4_1_extendv2siv2di2): Likewise.
3771 (*sse4_1_extendv2siv2di2): Likewise.
3772 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3773 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3774 (sse4_1_zero_extendv4qiv4si2): Likewise.
3775 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3776 (sse4_1_zero_extendv2qiv2di2): Likewise.
3777 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3778 (sse4_1_zero_extendv4hiv4si2): Likewise.
3779 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3780 (sse4_1_zero_extendv2hiv2di2): Likewise.
3781 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3782 (sse4_1_zero_extendv2siv2di2): Likewise.
3783 (*sse4_1_zero_extendv2siv2di2): Likewise.
3784 (sse4_1_roundpd): Likewise.
3785 (sse4_1_roundps): Likewise.
3786 (sse4_1_roundsd): Likewise.
3787 (sse4_1_roundss): Likewise.
3788 (mulv4si3): Don't expand for SSE4.1.
3789 (smax<mode>3): Likewise.
3790 (umaxv4si3): Likewise.
3791 (uminv16qi3): Likewise.
3792 (umin<mode>3): Likewise.
3793 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3795 * doc/extend.texi: Document SSE4.1 built-in functions.
3797 * doc/invoke.texi: Document -msse4.1.
3799 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3801 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3802 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3803 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3804 (ASM_SPEC): Add asm_pcrel_spec.
3805 (EXTRA_SPECS): Add asm_pcrel_spec.
3807 2007-05-21 David Daney <ddaney@avtrex.com>
3809 * doc/install.texi (Building a cross compiler): Add requirements
3810 for Java cross compiler.
3812 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3815 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3816 Add loopno argument. Use evolution_function_is_invariant_rec_p
3817 instead of evolution_function_is_constant_p.
3818 Update calls to evolution_function_is_affine_multivariate_p.
3819 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3820 Add loopno argument.
3821 * tree-scalar-evolution.c (gather_chrec_stats): Call
3822 evolution_function_is_affine_multivariate_p with a loop
3824 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3825 (analyze_overlapping_iterations): Likewise.
3826 (access_functions_are_affine_or_constant_p): Likewise.
3827 (build_classic_dist_vector_1): If the access functions
3828 are equal, don't do anything.
3830 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3831 Paolo Carlini <pcarlini@suse.de>
3832 Uros Bizjak <ubizjak@gmail.com>
3834 * c-cppbuiltin.c (c_cpp_builtins): Define
3835 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3836 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3837 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3838 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3840 2007-05-21 Mike Stump <mrs@apple.com>
3842 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3844 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3846 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3849 implementation if __OPTIMIZE__ is not defined.
3850 (_mm_alignr_pi8): Ditto.
3851 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3852 (_mm_inserti_si64): Ditto.
3853 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3854 (_mm_slli_epi16): Ditto.
3855 (_mm_slli_epi32): Ditto.
3856 (_mm_slli_epi64): Ditto.
3857 (_mm_srai_epi16): Ditto.
3858 (_mm_srai_epi32): Ditto.
3859 (_mm_srli_si128): Ditto.
3860 (_mm_slli_si128): Ditto.
3861 (_mm_srli_epi16): Ditto.
3862 (_mm_srli_epi32): Ditto.
3863 (_mm_srli_epi64): Ditto.
3864 (_mm_extract_epi16): Ditto.
3865 (_mm_insert_epi16): Ditto.
3866 (_mm_shufflehi_epi16): Ditto.
3867 (_mm_shufflelo_epi16): Ditto.
3868 (_mm_shuffle_epi32): Ditto.
3869 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3871 (_mm_insert_pi16): Ditto.
3873 (_mm_shuffle_pi16): Ditto.
3875 (_mm_shufle_ps): Ditto.
3876 (_mm_prefetch): Ditto.
3878 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3880 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3881 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3882 * real.c (encode_i370_single, decode_i370_single,
3883 encode_i370_double, decode_i370_double): Functions removed.
3884 (i370_single_format, i370_double_format): Initializations removed.
3885 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3886 Consider the log2_b field to always be one.
3887 (ieee_single_format, mips_single_format, coldfire_single_format,
3888 ieee_double_format, mips_double_format, coldfire_double_format,
3889 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3890 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3891 ibm_extended_format, mips_extended_format, ieee_quad_format,
3892 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3893 decimal_single_format, decimal_double_format, decimal_quad_format,
3894 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3895 initialization of log2_b.
3896 * real.h (i370_single_format, i370_double_format): Declarations removed.
3897 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3898 field to always be one.
3900 2007-05-21 Andreas Schwab <schwab@suse.de>
3902 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3903 NOTE_INSN_BASIC_BLOCK_P.
3904 (process_for_unwind_directive): Likewise.
3906 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3908 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3909 * function.h (struct function): Move va_list_gpr_size,
3910 va_list_fpr_size, function_frequency to front of bitfields. Add
3912 (current_function_calls_unwind_init): New.
3913 * except.c (expand_builtin_unwind_init): Set
3914 current_function_calls_unwind_init not
3915 current_function_has_nonlocal_label.
3916 * reload1.c (has_nonexceptional_receiver): New.
3917 (reload): Use it and current_function_calls_unwind_init to
3918 determine whether call-saved regs must be saved.
3920 2007-05-20 Jan Hubicka <jh@suse.cz>
3922 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3923 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3924 * ddg.c (create_ddg): LIkewise.
3925 * final.c (final): Remove hunk moving line numbernotes around since
3926 they are no longer present at this stage.
3927 (final_scan_insn): Use NOTE_KIND instead of
3928 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3929 (output_asm_label): Likewise.
3930 * reorg.c (dbr_schedule): Likewise.
3931 * haifa-sched.c (unlink_other_notes): Likewise.
3932 * mode-switching.c (optimize_mode_switching): Likewise.
3933 * graph.c (start_bb): Likewise.
3934 * rtl.def (NOTE): Update description.
3935 * jump.c (squeeze_notes): Delete.
3936 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3937 NOTE_INSN_BASIC_BLOCK_P when possible.
3938 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3939 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3940 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3941 (dwarf2out_var_location): Likewise.
3942 * cfgbuild.c (make_edges): Likewise.
3943 (find_basic_blocks_1): Likewise.
3944 * function.c (reorder_blocks_1): Likewise.
3945 (epilogue_done): Likewise.
3946 (reposition_prologue_and_epilogue_notes): Likewise.
3947 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3949 (print_rtl): Likewise.
3950 (print_rtl_single): Likewise.
3951 * gcse.c (insert_insn_start_bb): Likewise.
3952 * alias.c (init_alias_analysis): Likewise.
3953 * calls.c (fixup_tail_calls): Likewise.
3954 * except.c (sjlj_emit_function_enter): Likewise.
3955 * emit-rtl.c (add_insn_after): Likeiwse.
3956 (emit_label_before): Likewise.
3957 (emit_label_after): Likewise.
3958 (emit_note_before, emit_note_after, emit_note): Update
3959 parameter to be enum insn_note; do not deal with source
3961 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3962 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3964 (merge_blocks_move_successor_nojumps): Simplify now when
3965 we don't have BLOCK notes.
3966 (try_optimize_cfg): Likewise.
3967 * cfglayout.c (skip_insns_after_block): Likewise.
3968 (record_effective_endpoints): Likewise.
3969 (duplicate_insn_chain): Likewise.
3970 * varasm.c (output_constant_pool_1): Likewise.
3971 * sched-deps.c (sched_analyze): Likewise.
3972 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3974 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3975 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3976 (SET_INSN_DELETED): Simplify.
3977 (NOTE_LINE_NUMBER): Exterminate.
3978 (NOTE_LINE_KIND): New.
3979 (NOTE_INSN_BASIC_BLOCK_P): Update.
3980 (enum insn_note): Simplify.
3981 (GET_NOTE_INSN_NAME) Simplify.
3982 (emit_note_before, emit_note_after, emit_note): Update prototype.
3983 (squeeze_notes): Remove.
3984 * sched-int.h (NOTE_NOT_BB_P): Update.
3985 * resource.c (mark_target_live_regs): Update.
3986 * sched-rgn.c (debug_dependencies): Update.
3987 * sched-vis.c (print_insn): Update.
3988 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3989 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3990 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3991 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3992 (split_branches): Update.
3993 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3995 (sh_adjust_unroll_max): Exterminate.
3996 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3997 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3998 (m68hc11_reorg): Likewise.
3999 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4000 (emit_predicate_relation_info): Update.
4001 (process_for_unwind_directive): Update.
4002 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4003 (output_call): Update.
4004 * config/pa/pa.c (output_lbranch): Update.
4005 (output_millicode_call): Update.
4006 (output_call): Update.
4007 (pa_combine_instructions): Update.
4008 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4009 * config/bfin/bfin.c (gen_one_bundle): Update.
4010 * cfgrtl.c (can_delete_note_p): Update.
4011 (delete_insn): Update.
4012 (rtl_merge_blocks): Update.
4013 (commit_one_edge_insertion): Update.
4014 (rtl_verify_flow_info): Update.
4015 * stmt.c (expand_case): Do not call squeeze_notes.
4017 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4024 * c.opt (Wtype-limits): New.
4025 * doc/invoke.texi (Wtype-limits): Document it.
4026 (Wextra): Enabled by -Wextra.
4027 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4028 * c-common.c (shorten_compare): Warn with Wtype-limits.
4030 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4032 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4033 inlined function, not as a macro.
4034 (_mm_alignr_pi8): Ditto.
4035 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4036 (_mm_inserti_si64): Ditto.
4037 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4038 (_mm_extract_epi16): Ditto.
4039 (_mm_insert_epi16): Ditto.
4040 (_mm_shufflehi_epi16): Ditto.
4041 (_mm_shufflelo_epi16): Ditto.
4042 (_mm_shuffle_epi32): Ditto.
4043 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4044 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4046 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4048 (_m_to_float): Use C89 compatible assignment.
4050 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4053 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4055 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4058 * doc/invoke.texi (Wreturn-type): Complete description.
4059 (Wextra): Delete item about return-type warning.
4060 * c-decl.c: Delete redundant Wextra warning.
4062 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4065 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4066 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4067 inlined function, not as a macro.
4068 (_mm_prefetch): Ditto.
4070 (_mm_insert_pi16): Ditto.
4072 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4073 (_m_pshufw): Ditto. Add const to __N argument.
4074 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4075 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4076 (_mm_slli_epi32): Ditto.
4077 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4078 Add __inline to function declaration.
4079 (_mm_slli_si128): Ditto.
4081 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4084 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4086 (struct fenv): New structure.
4087 (FP_HANDLE_EXCEPTIONS): New define.
4088 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4089 (_FP_DECL_EXP): New define.
4090 (FP_INIT_ROUNDMODE): New define.
4091 (FP_ROUNDMODE): New define.
4093 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4095 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4096 (Wconversion): Update description.
4097 (Wconversion-sign): New.
4098 * c.opt (Wconversion-sign): New.
4099 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4100 means disabled for C++. Otherwise, take the status of Wconversion.
4101 * c-common.c (conversion_warning): Warn with either Wconversion or
4103 (warnings_for_convert_and_check): Conditions are already checked by
4105 (convert_and_check): Don't check warnings if the conversion failed.
4107 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4108 Anatoly Sokolov <aesok@dol.ru>
4110 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4111 avr_epilogue_uses) : Add declaration.
4112 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4113 * config/avr/constraints.md (R): New constraint.
4114 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4115 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4116 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4117 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4118 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4119 call_prologue_saves, epilogue_restores, return_from_epilogue,
4120 return_from_main_epilogue, return_from_interrupt_epilogue,
4121 return_from_naked_epilogue, prologue, epilogue): New patterns.
4122 (jump): Handle symbol reference.
4123 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4124 avr_output_function_prologue, avr_output_function_epilogue): Remove
4126 (avr_init_machine_status, expand_prologue, expand_epilogue,
4127 avr_asm_function_end_prologue, avr_epilogue_uses,
4128 avr_asm_function_begin_epilogue): New functions.
4129 (prologue_size, epilogue_size, jump_tables_size): Remove global
4131 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4132 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4133 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4134 (avr_override_options): Initialise init_machine_status.
4135 (output_movhi): Handle all stack pointer loads.
4136 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4137 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4138 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4139 (EPILOGUE_USES) Redefine.
4140 (machine_function) Declare.
4142 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4144 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4145 Use a single return statement.
4147 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4150 * builtins.c (do_mpfr_lgamma_r): New.
4151 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4152 * tree.h (CASE_FLT_FN_REENT): New.
4154 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4156 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4157 (output_die): Use 'unsigned long' with %x.
4158 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4159 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4160 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4162 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4164 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4169 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4170 true if function has no argument.
4172 2007-05-18 DJ Delorie <dj@redhat.com>
4174 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4175 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4177 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4179 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4180 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4181 count_trailing_zeros.
4182 (__i386__): Implement count_leading_zeros using __builtin_clz().
4183 Implement count_trailing_zeros usign __builtin_ctz().
4185 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4187 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4189 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4192 * expr.c (emit_move_change_mode): Change mode of push operands here.
4194 2007-05-17 Ian Lance Taylor <iant@google.com>
4196 PR tree-optimization/31953
4197 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4199 (set_value_range_to_null): Call set_value_range_to_value.
4200 (extract_range_from_comparison): Likewise.
4202 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4204 * toplev.c (print_version): Output GMP/MPFR version info.
4206 * builtins.c (CASE_MATHFN_REENT): New macro.
4207 (mathfn_built_in): Use it.
4208 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4209 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4210 BUILT_IN_LGAMMAL_R): New.
4211 * doc/extend.texi: Document new builtins.
4214 * builtins.c (do_mpfr_remquo): New.
4215 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4216 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4219 * builtins.c (fold_builtin_1): Handle y0, y1.
4220 (fold_builtin_2): Handle yn.
4223 * builtins.c (do_mpfr_bessel_n): New.
4224 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4225 (fold_builtin_2): Handle BUILT_IN_JN.
4227 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4230 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4231 TYPE_PRECISION (intmax_type_node).
4233 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4236 * reload.c (subst_reloads): Remove checking.
4238 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4240 PR rtl-optimization/31691
4241 * combine.c (simplify_set): Build a new src pattern instead of
4242 substituting its operands in the COMPARE case.
4244 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4246 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4247 (execute_vrp): Preserve loops through jump threading.
4248 * tree-ssa-threadupdate.c (thread_single_edge,
4249 dbds_continue_enumeration_p, determine_bb_domination_status,
4250 thread_through_loop_header): New functions.
4251 (create_edge_and_update_destination_phis,
4252 create_edge_and_update_destination_phis): Set loops for the new blocks.
4253 (prune_undesirable_thread_requests): Removed.
4254 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4256 (thread_block): Do not call prune_undesirable_thread_requests.
4258 (mark_threaded_blocks): Select edges to thread here.
4259 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4260 Thread edges through loop headers independently.
4261 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4262 * tree-pass.h (TODO_mark_first_instance): New.
4263 (first_pass_instance): Declare.
4264 * cfghooks.c (duplicate_block): Put the block to the original loop
4265 if copy is not specified.
4266 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4267 jump threading. Pass may_peel_loop_headers to
4268 thread_through_all_blocks according to first_pass_instance.
4269 * cfgloop.h (create_preheader): Declare.
4270 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4271 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4272 * passes.c (first_pass_instance): New variable.
4273 (next_pass_1): Set TODO_mark_first_instance.
4274 (execute_todo): Set first_pass_instance.
4276 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4278 PR tree-optimization/24659
4279 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4280 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4281 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4282 OTI_vec_pack_ufix_trunc.
4283 (vec_unpacks_float_hi_optab): Define new macro.
4284 (vec_unpacks_float_lo_optab): Ditto.
4285 (vec_unpacku_float_hi_optab): Ditto.
4286 (vec_unpacku_float_lo_optab): Ditto.
4287 (vec_pack_sfix_trunc_optab): Ditto.
4288 (vec_pack_ufix_trunc_optab): Ditto.
4289 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4290 and vec_pack_[s|u]fix_trunc_optab using
4291 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4292 * tree-vectorizer.c (supportable_widening_operation): Handle
4293 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4294 (supportable_narrowing_operation): New function.
4295 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4296 * tree-vect-transform.c (vectorizable_conversion): Handle
4297 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4298 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4299 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4300 to check for target support.
4301 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4302 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4303 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4304 for VEC_PACK_FIX_TRUNC_EXPR.
4305 (expand_binop): Special case mode of the result for
4306 vec_pack_[u|s]fix_trunc_optab.
4307 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4308 vec_pack_[u|s]fix_trunc_optab.
4310 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4311 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4312 * tree-pretty-print.c (dump_generic_node): Handle
4313 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4314 VEC_PACK_FIX_TRUNC_EXPR.
4316 * expr.c (expand_expr_real_1): Ditto.
4317 * tree-inline.c (estimate_num_insns_1): Ditto.
4318 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4320 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4321 (vec_unpacks_float_lo_v8hi): Ditto.
4322 (vec_unpacku_float_hi_v8hi): Ditto.
4323 (vec_unpacku_float_lo_v8hi): Ditto.
4324 (vec_unpacks_float_hi_v4si): Ditto.
4325 (vec_unpacks_float_lo_v4si): Ditto.
4326 (vec_pack_sfix_trunc_v2df): Ditto.
4328 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4330 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4331 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4332 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4333 [vec_pack_ufix_trunc]: Ditto.
4334 [vec_unpacks_float_hi]: Ditto.
4335 [vec_unpacks_float_lo]: Ditto.
4336 [vec_unpacku_float_hi]: Ditto.
4337 [vec_unpacku_float_lo]: Ditto.
4339 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4341 * soft-fp/README: Update for new files.
4342 * soft-fp/floattisf.c: New file.
4343 * soft-fp/floattidf.c: New file.
4344 * soft-fp/floattitf.c: New file.
4345 * soft-fp/floatuntisf.c: New file.
4346 * soft-fp/floatuntidf.c: New file.
4347 * soft-fp/floatuntitf.c: New file.
4348 * soft-fp/fixsfti.c: New file.
4349 * soft-fp/fixdfti.c: New file.
4350 * soft-fp/fixtfti.c: New file.
4351 * soft-fp/fixunssfti.c: New file.
4352 * soft-fp/fixunsdfti.c: New file.
4353 * soft-fp/fixunstfti.c: New file.
4354 * soft-fp/extendxftf.c: New file.
4355 * soft-fp/trunctfxf.c: New file.
4357 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4358 (__trunctfxf2): Ditto.
4360 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4361 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4362 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4363 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4364 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4365 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4367 * config/i386/t-fprules-softfp64: New file.
4368 * config/i386/sfp-machine.h: New file.
4369 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4370 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4371 and soft-fp/t-softfp to tmake_file.
4372 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4373 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4375 * config/i386/t-linux64 (softfp_wrap_start): New.
4376 (softfp_wrap_end): New.
4377 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4378 supported for TARGET_64BIT.
4380 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4382 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4383 c_common_unsigned_type behavior.
4385 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4387 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4390 2007-05-16 Eric Christopher <echristo@apple.com>
4392 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4393 saving after stack push. Set sp_offset whenever we push.
4394 (rs6000_emit_epilogue): Move altivec register restore before
4397 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4399 * configure.ac: Allow sysroots to be relocated under $prefix as
4400 well as $exec_prefix.
4401 * configure: Regenerate.
4403 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4407 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4409 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4410 (gcc_tooldir): Likewise.
4411 * configure: Regenerate.
4412 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4413 old configure.ac gcc_tooldir setting.
4414 (prefix_to_exec_prefix): New variable.
4415 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4416 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4418 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4420 * c-typeck.c (build_binary_op): Return early for error.
4422 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4424 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4425 struct nb_iter_bound.
4426 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4427 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4428 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4429 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4430 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4431 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4432 (del_scev_info): Use ggc_free.
4433 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4434 * loop-init.c: Include ggc.h.
4435 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4436 (loop_optimizer_finalize): Use ggc_free.
4437 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4438 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4439 pass_iv_optimize): Add TODO_ggc_collect.
4440 * function.h (struct function): Remove skip marker from x_current_loops.
4441 * cfgloop.c: Include ggc.h.
4442 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4444 (establish_preds): Vector superloops is gc allocated.
4445 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4447 (flow_loops_find): Vector larray is gc allocated.
4448 (loop_exit_free): Use ggc_free.
4449 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4450 that head of exits list is now not a part of struct loop.
4451 (record_loop_exits): Allocate exits table in gc memory.
4452 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4453 head of exits list is now not a part of struct loop.
4454 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4455 struct loop_exit): Add GTY marker.
4456 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4457 Add skip marker to aux field. Make head of exits list a separate
4459 (struct loops): Add GTY marker. Make larray vector gc allocated.
4460 Add param marker to exits table.
4461 (get_loops): Type changed.
4462 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4464 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4465 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4466 * basic-block.h (struct basic_block_def): Remove skip marker from
4469 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4471 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4472 of 0 in the call to expand_expr().
4473 (expand_builtin_mathfn_3): Ditto.
4474 (expand_builtin_interclass_mathfn): Ditto.
4475 (expand_builtin_cexpi): Ditto.
4476 (expand_builtin_int_roundingfn): Ditto.
4477 (expand_builtin_int_roundingfn_2): Ditto.
4478 (expand_builtin_pow): Ditto.
4479 (expand_builtin_powi): Ditto.
4480 (expand_builtin_bswap): Ditto.
4481 (expand_builtin_unop): Ditto.
4482 (expand_builtin_fabs): Ditto.
4483 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4484 the call to expand_expr().
4485 (expand_builtin_sync_operation): Ditto.
4486 (expand_builtin_compare_and_swap): Ditto.
4487 (expand_builtin_lock_test_and_set): Ditto.
4488 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4489 instead of 0 in the call to expand_expr().
4490 (expand_builtin_extract_return_addr): Ditto.
4491 (expand_builtin_eh_return): Ditto.
4492 (expand_eh_return): Ditto.
4493 * explow.c (expr_size): Ditto.
4494 * expr.c (optimize_bitfield_assignment_op): Ditto.
4495 (expand_assignement): Ditto.
4496 (store_expr): Ditto.
4497 (store_field): Ditto.
4498 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4499 the call to expand_expr().
4500 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4501 in the call to expand_expr().
4502 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4503 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4504 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4506 * optabs.c (expand_vec_shift_expr): Ditto.
4507 (expand_vec_cond_expr): Ditto.
4508 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4509 call to expand_expr().
4510 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4511 in the call to expand_expr().
4513 2007-05-14 Dave Korn <dave.korn@artimi.com>
4515 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4517 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4519 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4520 instead of c_common_unsigned_type.
4521 (c_common_unsigned_type): Remove.
4522 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4523 c_common_unsigned_type.
4524 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4525 c_common_unsigned_type.
4526 * c-common.h (c_common_unsigned_type): Remove.
4527 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4528 c_common_unsigned_type.
4529 * c-format.c (check_format_types): Use unsigned_type_for instead of
4530 c_common_unsigned_type.
4531 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4532 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4533 c_common_unsigned_type.
4534 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4535 lang_hooks.types.unsigned_type.
4536 * expmed.c (make_tree): Use unsigned_type_for instead of
4537 lang_hooks.types.unsigned_type.
4538 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4539 lang_hooks.types.unsigned_type.
4540 (build_range_check): Likewise.
4541 (fold_unary): Likewise.
4542 (fold_binary): Likewise.
4543 (fold_ternary): Likewise.
4544 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4545 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4546 * tree.c (get_unsigned_type): New.
4547 (unsigned_type_for): Use get_unsigned_type instead of
4548 lang_hooks.types.unsigned_type.
4550 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4552 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4553 to m68k_get_function_kind. Update its prototype.
4554 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4556 (m68k_interrupt_function_p): Return enum m68k_function_type
4557 instead of bool. Rename to m68k_get_function_kind.
4558 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4560 (m68k_compute_frame_layout): Don't mark any register for save
4561 if an interrupt_thread attribute is specified.
4562 (m68k_hard_regno_rename_ok): Update a use of
4563 m68k_interrupt_function_p.
4564 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4565 m68k_interrupt_function_p.
4566 (m68k_function_type): New.
4567 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4568 for a function with an interrupt_thread attribute.
4569 * doc/extend.texi: Document the interrupt_thread attribute.
4571 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4573 Fix PR tree-optimization/31911
4574 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4575 if they didn't change the expression.
4577 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4579 * tree-scalar-evolution.c (resolve_mixers): Exported.
4580 * tree-scalar-evolution.h (resolve_mixers): Declare.
4581 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4582 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4583 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4584 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4585 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4586 strip_conversion, analyze_offset_expr, address_analysis,
4587 object_analysis, analyze_offset): Removed.
4588 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4589 split_constant_offset, canonicalize_base_object_address,
4590 object_address_invariant_in_loop_p, disjoint_objects_p,
4591 dr_may_alias_p, dr_address_invariant_p): New functions.
4592 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4593 and dr_analyze_alias.
4594 (initialize_data_dependence_relation): Use dr_may_alias_p
4595 and object_address_invariant_in_loop_p.
4596 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4598 (find_data_references_in_stmt): Restrict the analysis of data references
4599 to the given loop nest.
4600 (find_data_references_in_loop): Made static. Pass loop nest to
4601 find_data_references_in_stmt.
4602 (compute_data_dependences_for_loop): Use DR_VOPS.
4603 (free_data_ref): Free DR_VOPS.
4604 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4605 (struct innermost_loop_behavior): ... new.
4606 (struct base_object_info): Replaced by ...
4607 (struct indices): ... new.
4608 (struct dr_alias): New.
4609 (enum data_ref_type): Removed.
4610 (struct data_reference): Consist of struct innermost_loop_behavior,
4611 struct indices and struct dr_alias.
4612 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4613 (DR_MEMTAG): Renamed to ...
4614 (DR_SYMBOL_TAG): ... this.
4615 (find_data_references_in_loop): Declaration removed.
4616 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4617 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4618 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4619 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4621 2007-05-13 Revital Eres <eres@il.ibm.com>
4623 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4624 which walks virtual def-use chains to find redundant stores.
4625 (dse_optimize_stmt): Call it.
4627 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4629 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4630 * passes.c (init_optimization_passes): Move pass_jump_bypass
4633 * basic-block.h (bb_has_eh_pred): Fix style issue.
4635 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4637 PR rtl-optimization/31848
4638 * loop-invariant.c (move_invariant_reg): If we move an insn
4639 with a REG_EQUAL note, and that insn is not always executed,
4640 remove the REG_EQUAL note.
4642 2007-05-12 Richard Guenther <rguenther@suse.de>
4644 PR tree-optimization/31797
4645 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4646 propagate into a stmt that has volatile ops.
4648 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4650 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4651 (gcc_tooldir): Likewise.
4652 * configure: Regenerate.
4653 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4654 old configure.ac gcc_tooldir setting.
4655 (prefix_to_exec_prefix): New variable.
4656 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4657 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4659 2007-05-11 Silvius Rus <rus@google.com>
4661 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4662 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4663 * c-common.h (strict_aliasing_warning): Change return type.
4664 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4665 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4666 (build_c_cast): Condition call to strict_aliasing_warning.
4667 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4668 * flags.h (set_Wstrict_aliasing): Declare.
4669 * opts.c (set_Wstrict_alising): Define, add call to.
4670 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4671 * tree-ssa-alias-warnings.c: New file.
4672 * tree-ssa-alias.c (compute_may_aliases): Add call to
4673 strict_aliasing_warning_backend.
4675 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4677 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4678 Use loop_depth and loop_outer accessor functions.
4679 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4680 determine_invariantness_stmt, move_computations_stmt): Ditto.
4681 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4682 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4683 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4684 * tree-scalar-evolution.c (interpret_loop_phi,
4685 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4686 instantiate_parameters_1, scev_const_prop): Ditto.
4687 * cfghooks.c (make_forwarder_block): Ditto.
4688 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4689 * modulo-sched.c (loop_canon_p): Ditto.
4690 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4691 slpeel_can_duplicate_loop_p): Ditto.
4692 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4693 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4694 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4695 cancel_loop, verify_loop_structure): Ditto.
4696 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4697 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4698 superloops vector instead of "pred" array.
4699 (establish_preds): Take father loop as an argument. Initialize the
4701 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4702 initialize loop->outer.
4703 (flow_loop_tree_node_remove): Truncate the superloops vector.
4704 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4705 "pred" merged to "superloops" vector.
4706 (loop_depth, loop_outer): New.
4707 (fel_init): Use loop_outer.
4709 2007-05-11 Jan Hubicka <jh@suse.cz>
4711 * cgraphunit.c: Include gt-cgraphunit.h
4712 (static_ctors, static_dtors): New static vars.
4713 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4714 based on implementation in c-common.c
4715 (cgraph_finalize_function): Call record_cdtor_fn.
4716 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4717 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4718 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4719 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4720 build_cdtor, c_build_cdtor_fns): Remove.
4721 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4722 c_build_cdtor_fns): Remove prototype.
4724 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4727 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4728 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4729 * builtins.c (fold_builtin_memchr): New.
4730 (expand_builtin_memchr): Call the latter.
4731 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4732 * doc/extend.texi ([Other built-in functions provided by GCC]):
4735 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4737 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4738 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4739 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4740 PFPO_OP1_TYPE_SHIFT): Constants added.
4741 (DFP_ALL): Mode macro defined.
4742 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4743 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4744 Insn definitions added.
4745 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4746 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4749 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4751 PR tree-optimization/31885
4752 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4754 (automatically_generated_chrec_p): Return false for NULL.
4756 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4758 * config/bfin/bfin.h (MOVE_RATIO): Define.
4760 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4762 * config.gcc (sparc-wrs-vxworks): New target.
4763 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4764 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4765 * config/sparc/sparc.h: Include vxworks-dummy.h.
4766 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4767 include LABEL_REFs too.
4768 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4769 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4771 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4773 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4774 (sparc_emit_call_insn): New function.
4775 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4776 functions when generating VxWorks PIC.
4777 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4778 (call, call_value): Use sparc_emit_call_insn instead of
4781 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4783 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4785 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4787 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4788 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4789 instead of operand_subword.
4791 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4793 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4794 * config/bfin/bfin.c (bfin_local_alignment): New function.
4795 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4797 2007-05-08 Chao-ying Fu <fu@mips.com>
4799 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4800 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4801 (smsub_widen_optab, umsub_widen_optab): Define.
4802 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4804 * genopinit.c (optabs): Fill in smsub_widen_optab and
4806 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4807 and umsub_widen_optab to implement multiply-subtract sequences.
4808 * config/mips/mips.md (*msac<u>_di): Rename to...
4809 (<u>msubsidi4): ...this. Extend condition to include
4810 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4811 of operand 0 to "ka" and use the three-operand form of msub<u>
4813 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4816 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4818 PR rtl-optimization/28011
4819 * reload.c (push_reload): Set dont_share if IN appears in OUT
4820 also when IN is a PLUS rtx.
4821 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4824 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4826 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4827 call unshare_all_decls.
4828 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4829 (unshare_all_decls): Remove.
4831 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4834 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4837 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4838 Nigel Stephens <nigel@mips.com>
4840 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4841 Update comments and all uses.
4842 (MIN_FPRS_PER_FMT): Define.
4843 * config/mips/mips.c (function_arg): Fix to correctly handle
4844 the -mips32r2 -mfp64 -mabi=32 case.
4845 (override_options): Enable use of odd-numbered registers for
4846 SFmode values on MIPS32.
4847 (mips_save_reg_p): Save whole floating-point register pair if
4848 either half is used.
4849 (compute_frame_size): Fix comment.
4851 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4853 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4854 argument of type bool.
4855 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4856 argument. Safely select temporary P register according to it.
4857 (do_link): Change call site of add_to_reg accordingly.
4858 (do_unlink): Add epilogue_p as a fourth argument and pass it
4860 (expand_interrupt_handler_epilogue): Change call of do_unlink
4862 (bfin_expand_prologue): Add a third argument sibcall_p.
4863 * config/bfin/bfin.md (epilogue): Change call of
4864 bfin_expand_epilogue accordingly.
4865 (sibcall_epilogue): Likewise.
4866 (eh_return_internal): Likewise.
4868 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4869 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4870 * config/bfin/bfin.c (bfin_handle_option): Handle
4871 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4872 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4873 Support bf534, bf536 and bf561.
4874 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4876 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4879 * config/i386/i386.c (ix86_function_regparm): Process local
4880 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4882 2007-05-07 Mike Stump <mrs@apple.com>
4884 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4885 also checks for and while statements in C++.
4887 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4889 * gcc.c (at_file_supplied): New variable.
4890 (main): Set it if we expanded argv.
4891 (do_spec_1): Pass an @-file to the linker if we were called with
4892 an @-file argument and HAVE_GNU_LD.
4893 * collect2.c (at_file_supplied): New variable.
4894 (response_file): New variable.
4895 (collect_exit): Unlink response_file if necessary.
4896 (handler): Likewise.
4897 (do_wait): Likewise.
4898 (main): Set at_file_supplied if we expanded argv.
4899 (collect_execute): Pass an @-file to subprocesses if we were called
4900 with an @-file argument.
4901 * configure.ac: Add define for HAVE_GNU_LD.
4902 * configure: Regenerate.
4903 * config.in: Regenerate.
4905 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4907 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4913 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4915 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4916 (TARGET_ENCODE_SECTION_INFO): Re-define.
4917 (m32c_encode_section_info): New
4918 (function_vector_handler): New
4919 (current_function_special_page_vector): New
4920 (m32c_special_page_vector_p): New.
4921 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4923 * config/m32c/jump.md: Added instruction JSRS for functions
4924 with attribute "function_vector".
4925 * doc/extend.texi (function_vector): Added description
4926 for M16C, M32C targets.
4928 2007-05-07 DJ Delorie <dj@redhat.com>
4931 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4932 ashrpsi3, lshrpsi3): Update shift count constraint.
4934 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4935 Nathan Froyd <froydnj@codesourcery.com>
4938 * c-incpath.c (add_path): Strip trailing path separators.
4940 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4942 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4943 Free dominance info before purging EH edges.
4944 (eliminate_degenerate_phis): Likewise.
4945 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4947 2007-05-07 Jan Hubicka <jh@suse.cz>
4949 * gimplify.c (gimplify_expr): Do not crash when folding
4950 (void *)(int)&a + 4.
4952 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4955 * c-opts.c (lang_fortran): Make it non static.
4956 * c-common.h (lang_fortran): New prototype.
4957 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4958 -lang-fortran option was passed by the driver.
4960 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4962 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4963 of ASSERT_CHECKING. Tweak message.
4965 2007-05-06 Revital Eres <eres@il.ibm.com>
4968 * loop-unroll.c (insert_var_expansion_initialization):
4969 Initialize the expansions with -zero instead of +zero.
4971 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4973 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4974 into pic and non-pic versions. Mark r19 as used for
4975 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4976 for tgd_load, tld_load and tie_load .
4977 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4978 version of tgd_load, tld_load and tie_load depending on the
4981 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4982 Jakub Jelinek <jakub@redhat.com>
4984 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4985 (__do_global_dtors_aux): Use more paranoid loop to run
4986 destructors if HIDDEN_DTOR_LIST_END.
4987 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4989 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4991 * varasm.c (align_variable): Don't increase alignment for
4992 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4993 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4995 2007-05-04 Josh Conner <jconner@apple.com>
4997 * basic-block.h (cdi_direction): Assign values to all enumeration
4999 (dom_computed): Remove.
5000 (dom_info_state): New.
5001 (set_dom_info_availability): New.
5002 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5003 walk_data.dom_direction.
5004 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5005 instead of dom_computed[].
5006 (split_edge): Likewise.
5007 (create_basic_block): Likewise.
5008 (merge_blocks): Likewise.
5009 * ifcvt.c (find_if_header): Likewise.
5010 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5011 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5012 * tree-ssa.c (verify_ssa): Likewise.
5013 * tree-cfg.c (tree_verify_flow_info): Likewise.
5014 (remove_edge_and_dominated_blocks): Likewise.
5015 * dominance.c (dom_computed): Make static.
5016 (calc_dfs_tree_nonrec): Change third param to a bool.
5017 (calc_dfs_tree): Change second param to a bool.
5018 (calc_idioms): Change second param to a bool. Use
5019 dom_convert_dir_to_idx.
5020 (init_dom_info): Validate dir before using.
5021 (dom_convert_dir_to_idx): New.
5022 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5023 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5024 (free_dominance_info): Use dom_convert_dir_to_idx.
5025 (get_immediate_dominator): Likewise.
5026 (set_immediate_dominator): Likewise.
5027 (get_dominated_by): Likewise.
5028 (redirect_immediate_dominators): Likewise.
5029 (nearest_common_denominator): Likewise.
5030 (dominated_by_p): Likewise.
5031 (bb_dom_dfs_in): Likewise.
5032 (bb_dom_dfs_out): Likewise.
5033 (recount_dominator): Likewise.
5034 (iterate_fix_dominators): Likewise.
5035 (add_to_dominance_info): Likewise.
5036 (delete_from_dominance_info): Likewise.
5037 (first_dom_son): Likewise.
5038 (next_dom_son): Likewise.
5039 (dom_info_available_p): Likewise.
5040 (dom_info_state): New.
5041 (set_dom_info_availability): New.
5043 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5045 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5047 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5049 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5051 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5052 (subdi3, subdi_carry): Delete.
5054 2007-05-04 Jan Hubicka <jh@suse.cz>
5055 Richard Guenther <rguenther@suse.de>
5057 * opts.c (decode_options): Do not fiddle with inlining
5058 parameters in case of optimizing for size.
5059 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5060 for size do nothing.
5061 (cgraph_decide_inlining_of_small_function): When optimizing for
5062 size never inline functions increasing caller size.
5063 (cgraph_early_inlining): Inline for size when optimizing for size.
5065 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5067 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5068 logical operations piecewise.
5069 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5070 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5071 subdi_sesidi_di): Delete.
5072 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5073 the generated sequence. Allow three-reg add in constraints. Rewrite
5074 the rtl expression for carry to avoid zero_extend of a constant.
5075 (sub_with_carry): New pattern.
5076 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5077 different sequence not involving jumps.
5078 (notbi): Now a named pattern.
5080 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5082 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5083 Add the note about a significant loss of accuracy of some
5084 mathematical routines when these options are used.
5086 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5088 * haifa-sched.c (rtx_vec_t): New typedef.
5089 (contributes_to_priority_p): Extract piece of priority () into new
5091 (priority): Use the function. Add assertion.
5092 (rank_for_schedule, set_priorities): Add assertion to check that
5093 insn's priority is initialized.
5094 (clear_priorities, calc_priorities): Change signature. Make it update
5095 all relevant insns. Update all callers ('add_to_speculative_block ()'
5096 and 'create_block_check_twin ()').
5097 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5098 Add new field 'priority_status'.
5099 (INSN_PRIORITY_STATUS): New macro.
5100 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5102 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5104 * sched-ebb.c (debug_ebb_dependencies): New static function.
5105 (init_ready_list): Use it.
5107 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5108 with changed signature and 'debug_rgn_dependencies ()'.
5109 (debug_rgn_dependencies): New static function.
5110 (init_ready_list): Use it.
5112 * sched-int.h (debug_dependencies): Declare.
5114 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5116 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5118 2007-05-04 Dirk Mueller <dmueller@suse.de>
5120 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5122 2007-05-03 Jan Hubicka <jh@suse.cz>
5124 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5125 for pointer type in more cases than before.
5127 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5129 * tree-object-size.c (plus_expr_object_size): When operand size is
5130 unknown, return unknown.
5132 2007-05-03 Dirk Mueller <dmueller@suse.de>
5134 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5136 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5139 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5141 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5143 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5145 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5147 * config/soft-fp/double.h, config/soft-fp/extended.h,
5148 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5149 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5150 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5151 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5154 2007-05-03 Ian Lance Taylor <iant@google.com>
5156 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5157 MASK_PPC_GFXOPT for 8540 or 8548.
5159 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5161 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5162 vect_print_dump_info() to output debug information.
5164 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5167 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5168 operands of size 2 when operand is not MEM_P.
5170 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5172 PR tree-optimization/30565
5173 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5175 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5177 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5178 (umulsi3_highpart): Use them.
5179 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5180 for final accumulator to D regisster tranfser.
5182 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5184 PR tree-optimization/31699
5185 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5187 (vect_enhance_data_refs_alignment): Compute peel amount using
5188 TYPE_VECTOR_SUBPARTS instead of vf.
5189 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5191 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5194 * system.h: Remove inclusion of double-int.h
5195 * tree.h: Include double-int.h
5196 * gengtype.c: Likewise
5197 * cfgloop.h: Likewise
5198 * Makefile.in: Adjust dependencies on double-int.h
5200 2007-05-02 Eric Christopher <echristo@apple.com>
5202 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5203 -shared to -Zdynamiclib.
5205 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5208 * c-common.c (strip_pointer_or_array_types): New function.
5209 * c-common.h (strip_pointer_or_array_types): New function declaration.
5211 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5213 PR tree-optimization/31771
5214 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5216 2007-05-02 Paul Brook <paul@codesourcery.com>
5218 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5220 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5223 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5226 2007-05-02 Nick Clifton <nickc@redhat.com>
5228 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5230 2007-05-02 Richard Guenther <rguenther@suse.de>
5232 PR tree-optimization/31146
5233 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5234 argument, single_use_p. If we have a single use that is
5235 a conversion to the definition rhs type, propagate that rhs.
5236 (forward_propagate_addr_expr): Pass single_use_p argument
5237 to forward_propagate_addr_expr_1.
5239 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5241 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5244 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5246 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5247 'AMD Family 10 core'.
5249 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5251 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5252 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5253 with SSE3 instruction set support.
5254 * doc/invoke.texi: Likewise.
5256 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5258 * config/i386/i386.c (override_options): Tuning 32-byte loop
5259 alignment for amdfam10 architecture. Increasing the max loop
5260 alignment to 24 bytes.
5262 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5264 * config/m68k/constraints.md: New.
5265 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5266 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5267 EXTRA_CONSTRAINT): Remove.
5268 * config/m68k/m68k.md: Include constraints.md.
5269 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5271 2007-05-01 Ian Lance Taylor <iant@google.com>
5273 PR tree-optimization/31739
5274 * tree-vrp.c (vrp_val_is_max): New static function.
5275 (vrp_val_is_min): New static function.
5276 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5278 (set_value_range): Use vrp_val_is_{max,min}.
5279 (extract_range_from_assert): Likewise.
5280 (extract_range_from_binary_expr): Likewise.
5281 (extract_range_from_unary_expr): Likewise.
5282 (dump_value_range, vrp_meet): Likewise.
5283 (vrp_visit_phi_node): Likewise.
5284 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5286 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5288 * config/i386/gmon-sol2.c (size_t): New type.
5289 (intptr_t): Likewise.
5290 (s_textsize): Declare as size_t.
5292 (monstartup): Use size_t for sizes.
5293 (_mcount): Save and restore registers.
5294 (internal_mcount): Pass 0 as the first argument to monstartup
5296 (moncontrol): Convert pointer to appropriately sized integer
5297 before passing to profil.
5299 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5301 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5302 __NO_FPRS__, not just if _SOFT_DOUBLE.
5303 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5304 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5305 also for E500 double.
5306 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5307 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5310 2007-05-01 Richard Guenther <rguenther@suse.de>
5312 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5315 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5317 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5319 2007-05-01 Jan Hubicka <jh@suse.cz>
5321 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5324 2007-05-01 Jan Hubicka <jh@suse.cz>
5326 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5327 (maybe_fold_offset_to_reference): Declare.
5328 * fold-const.c (fold_unary): Do not fold
5329 (type *)&A into &A->field_of_type_and_offset_0
5330 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5331 size is unknown, give up.
5332 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5334 (maybe_fold_offset_to_reference): New.
5335 (maybe_fold_stmt_indirect): Use it.
5336 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5337 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5339 (gimplify_expr): Likewise for plus_expr.
5341 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5343 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5344 bsi_after_labels. Always insert statements before bsi.
5345 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5346 * predict.c (apply_return_prediction): Check for empty blocks.
5347 * cfgexpand.c (lab_rtx_for_bb): New variable.
5348 (label_rtx_for_bb): Do not create new tree labels.
5349 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5350 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5351 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5353 (label_for_bb): Add field used.
5354 (update_eh_label, main_block_label): Mark the label used.
5355 (cleanup_dead_labels): Remove unused labels.
5357 2007-05-01 Richard Guenther <rguenther@suse.de>
5359 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5360 if it is not about to be set.
5361 (get_value_range): Do not pre-allocate equiv bitmap.
5362 (update_value_range): No need to clear equiv field.
5363 (add_equivalence): Change prototype to get bitmap pointer.
5364 Allocate bitmap here if it is not already.
5365 (extract_range_from_assert): Do not allocate bitmap here.
5366 Update callers to add_equivalence.
5367 (extract_range_from_ssa_name): Likewise.
5368 (get_vr_for_comparison): New static helper.
5369 (compare_name_with_value): Handle NULL equiv bitmap by
5370 peeling the first iteration of the comparison loop.
5371 Use get_vr_for_comparison.
5372 (compare_names): Handle NULL equiv bitmaps by using fake
5373 ones. Use get_vr_for_comparison.
5375 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5377 * double-int.c (mpz_set_double_int): Moved from
5378 tree-ssa-loop-niter.c.
5379 (mpz_get_double_int): Likewise; also, add option to wrap
5380 out-of-range integers.
5381 * double-int.h: New prototypes for above.
5382 * tree.c (get_static_type_bounds): Moved from
5383 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5384 TYPE_MAX_VALUE if they exist..
5385 * tree.h: New prototype for above.
5386 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5387 get_type_bounds calls.
5388 (mpz_set_double_int): Move to double-int.c.
5389 (get_type_bounds): Move to tree.c, rename to
5390 get_static_type_bounds.
5391 (mpz_to_double_int): Move to double-int.c, rename to
5394 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5396 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5397 DIV0 exception can fall through to a normal return.
5399 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5403 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5404 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5405 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5406 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5407 initialize align to silence bogus warning.
5408 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5409 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5411 (struct sra_walk_fns): Remove use_all parameter from use.
5412 (sra_hash_tree): Handle BIT_FIELD_REFs.
5413 (sra_elt_hash): Don't hash bitfld blocks.
5414 (sra_elt_eq): Skip them in parent compares as well. Handle
5416 (sra_walk_expr): Don't maintain or pass down use_all_p.
5417 (scan_use): Remove use_all parameter.
5418 (scalarize_use): Likewise. Re-expand assignment to
5419 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5420 output, and re-scalarize after output. Don't mark anything
5422 (scalarize_ldst): Adjust.
5423 (scalarize_walk_gimple_modify_statement): Likewise.
5424 (build_element_name_1): Handle BIT_FIELD_REFs.
5425 (instantiate_element): Don't warn for any element whose parent
5427 (instantiate_missing_elements_1): Return the sra_elt.
5428 (canon_type_for_field): New.
5429 (try_instantiate_multiple_fields): New.
5430 (instantiate_missing_elemnts): Use them.
5431 (mark_no_warning): Removed.
5432 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5433 (REPLDUP, sra_build_elt_assignment): New.
5434 (generate_copy_inout): Use them.
5435 (generate_element_copy): Likewise. Handle bitfld differences.
5436 (generate_element_zero): Don't recurse for blocks. Use
5437 sra_build_elt_assignment.
5438 (generate_one_element_int): Take elt instead of var. Use
5439 sra_build_elt_assignment.
5440 (generate_element_init_1): Adjust.
5441 (scalarize_use, scalarize_copy): Use REPLDUP.
5442 (scalarize_ldst): Move assert before dereference.
5443 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5445 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5448 * tree.c (reconstruct_complex_type): Reconstruct a reference
5450 Also use the same mode for the pointer as the old pointer type.
5452 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5454 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5457 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5459 PR rtl-optimization/31676
5460 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5461 (df_refs_record): Call it.
5463 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5465 * rtl.def (SS_ABS): New code.
5466 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5467 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5468 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5469 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5470 (bfin_init_builtins): Define them.
5471 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5472 (bfin_expand_builtin): ... and handle the others here.
5473 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5474 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5475 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5476 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5477 operand is only HImode.
5479 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5481 * regclass.c (scan_one_insn): Remove splitting of
5484 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5485 Nigel Stephens <nigel@mips.com>
5487 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5489 2007-04-28 Jan Hubicka <jh@suse.cz>
5491 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5492 insn_locators_alloc instead of insn_locators_initialize;
5493 call reset_block_changes.
5494 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5495 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5496 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5497 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5498 * config/score/score.c (th_output_mi_thunk): Likewise.
5499 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5500 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5501 tolerate uninitialized locator info.
5504 * function.c (init_function_start): Don't init line number info.
5505 (expand_function_end): Update.
5506 (reset_block_changes, record_block_change, finalize_block_changes,
5507 check_block_change, free_block_changes): Kill.
5508 * function.h (reset_block_changes, record_block_change,
5509 finalize_block_changes, check_block_change, free_block_changes): Remove
5511 (struct function): Remove ib_boundaries_block.
5512 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5513 Use curr_insn_locator to initialize locator.
5514 (emit_line_note): Remove.
5515 * cfgexpand.c (expand_gimple_cond_expr): Update.
5516 (construct_exit_block): Likewise.
5517 (tree_expand_cfg): Initialize/finalize locators.
5518 * expr.c (expand_expr_real): Update.
5519 * cfglayout.c (line_locators_locs, line_locators_lines,
5520 file_locators_locs, file_locators_files): Remove.
5521 (set_block_levels): Move to cfgexpand.c.
5522 (insn_locators_initialize): Remove.
5523 (pass_insn_locators_initialize): Remove.
5524 (locations_locators_locs, locations_locators_vals): New static vars.
5525 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5527 (insn_locators_alloc, insn_locators_finalize,
5528 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5530 (locator_location): New.
5531 (locator_line, locator_file): Rewrite.
5532 * rtl.h (emit_line_note): Kill.
5533 (insn_locators_alloc, insn_locators_finalize,
5534 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5536 * tree-inline.c (initialize_cfun): Do not initialize
5537 ib_boundaries_block.
5538 * passes.c (pass_insn_locators_initialize): Remove.
5540 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5542 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5543 info. Update last_basic_block correctly.
5545 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5548 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5549 register itself to hold the offset constant. Tell flow the use
5550 of r4 and r5 when they are used.
5552 2007-04-27 Richard Guenther <rguenther@suse.de>
5554 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5555 if we simplified anything.
5556 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5557 warnings until we did a simplification and the stmt was not
5558 marked as TREE_NO_WARNING.
5560 2007-04-27 Mike Stump <mrs@apple.com>
5562 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5564 2007-04-27 Ian Lance Taylor <iant@google.com>
5567 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5568 TYPE_MAX_VALUE exist, convert them to the new type.
5570 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5572 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5573 if it claims to be available.
5574 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5576 (perform_tree_ssa_dce): Always free postdominators.
5578 2007-04-27 Richard Henderson <rth@redhat.com>
5580 * config/alpha/predicates.md (aligned_memory_operand): Mark
5581 as define_special_predicate.
5582 (unaligned_memory_operand, normal_memory_operand): Likewise.
5583 (reg_or_unaligned_mem_operand): Remove.
5584 (any_memory_operand): Match the documentation and check for
5585 non-renumbered pseudos during reload.
5586 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5587 alpha_secondary_reload_class, update to new interface, make static.
5588 Handle CQImode like HImode. Remove FP subreg check.
5589 (alpha_expand_mov): Use replace_equiv_address.
5590 (alpha_expand_mov_nobwx): Use any_memory_operand.
5591 (TARGET_SECONDARY_RELOAD): New.
5592 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5593 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5594 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5595 * config/alpha/alpha.md: ... here.
5596 (RELOAD12, reloadmode): New.
5598 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5599 Don't handle the aligned case here.
5600 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5601 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5602 reload_inhi_help. Don't expect a scratch register.
5603 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5605 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5607 2007-04-27 Richard Guenther <rguenther@suse.de>
5609 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5611 2007-04-27 Richard Guenther <rguenther@suse.de>
5613 PR tree-optimization/30965
5614 PR tree-optimization/30978
5615 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5616 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5617 (find_equivalent_equality_comparison): Likewise.
5618 (simplify_cond): Likewise.
5619 (get_prop_source_stmt): New helper.
5620 (get_prop_dest_stmt): Likewise.
5621 (can_propagate_from): Likewise.
5622 (remove_prop_source_from_use): Likewise.
5623 (combine_cond_expr_cond): Likewise.
5624 (forward_propagate_comparison): New function.
5625 (forward_propagate_into_cond): Rewrite to use fold for
5627 (tree_ssa_forward_propagate_single_use_vars): Call
5628 forward_propagate_comparison to propagate comparisons.
5630 2007-04-27 Richard Guenther <rguenther@suse.de>
5632 PR tree-optimization/31715
5633 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5634 sure to do computation on the offset in an appropriate
5637 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5639 * reload.h (elimination_target_reg_p): Declare.
5640 * reload.c (find_reloads): Don't apply the reg_rtx move
5641 optimization if the SET_DEST satisfies elimination_target_reg_p.
5642 * reload1.c (elimination_target_reg_p): New function.
5643 (gen_reload): In the move/add2 fallback, make sure that op0
5644 does not overlap the destination register.
5646 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5648 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5649 transform only GIMPLE_MODIFY_STMTs.
5650 * tree-complex.c (expand_complex_operations_1): Ditto.
5651 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5652 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5653 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5655 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5656 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5657 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5658 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5659 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5660 slpeel_add_loop_guard): Ditto.
5661 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5662 * lambda-code.c (perfect_nestify): Ditto.
5663 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5664 before the first statement.
5665 * tree-optimize.c (execute_free_datastructures): Fix comments.
5666 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5667 * tree-flow.h (disband_implicit_edges): Declaration removed.
5668 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5670 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5672 (disband_implicit_edges, has_label_p): Removed.
5673 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5674 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5676 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5678 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5679 also for COND_EXPRs.
5680 * cfgexpand.c (label_rtx_for_bb): New function.
5681 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5682 Use label_rtx_for_bb to find the labels.
5683 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5684 last block. Detect fallthru edges.
5686 2007-04-26 Ian Lance Taylor <iant@google.com>
5689 * reload.c (find_reloads_subreg_address): If the address was valid
5690 in the original mode but not in the new mode, reload the whole
5693 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5695 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5696 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5697 (cleanup_control_expr_graph): Do not invalidate dominance info.
5698 Record altered blocks.
5699 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5700 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5701 cleanup_tree_cfg_bb): New functions.
5702 (remove_forwarder_block): Do not maintain the worklist of blocks.
5703 Record altered blocks.
5704 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5706 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5707 delete_unreachable_blocks if dominators are not available.
5708 * tree-inline.c (optimize_inline_calls): Free dominance information
5710 * tree-flow.h (remove_edge_and_dominated_blocks,
5711 cfgcleanup_altered_bbs): Altered.
5712 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5714 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5716 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5717 do not invalidate dominators.
5719 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5721 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5722 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5723 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5724 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5726 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5728 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5730 2007-04-26 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/31703
5733 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5734 the right type for the target of the bittest.
5736 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5738 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5739 ix86_sol10_return_in_memory.
5741 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5743 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5746 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5749 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5751 PR tree-optimization/30558
5752 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5753 clear this_state.prev_try.
5755 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5756 Mark Mitchell <mark@codesourcery.com>
5758 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5759 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5760 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5762 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5765 * doc/invoke.texi (%:print-asm-header): Document.
5766 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5768 (static_spec_functions): Add print-asm-header.
5769 (main): Print a banner before the --target-help linker options.
5770 (print_asm_header_spec_function): New function.
5772 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5775 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5776 (movsf_ie): Likewise.
5778 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5780 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5782 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5784 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5786 (__umodsi3, __modsi3): Likewise.
5788 2007-04-25 Dirk Mueller <dmueller@suse.de>
5790 * c-typeck.c (build_compound_expr): Annotate warning()
5791 call with OPT_Wunused_value.
5792 * tree-ssa.c (warn_uninit): Annotate warning with
5794 * c-common.c (handle_sentinel_attribute): Annotate warning
5795 call with OPT_Wattributes.
5797 2007-04-25 Thiemo Seufer <ths@mips.com>
5799 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5801 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5802 on to the assembler. Improve handling of -mno-mips16. Add handling
5803 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5804 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5805 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5806 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5808 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5811 * config/i386/winnt.c (i386_pe_file_end): Strip only
5812 USER_LABEL_PREFIX when writing export name.
5814 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5816 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5817 sh/elf.h, vx-common.h and vxworks.h.
5818 * config/sh/sh.h: Include config/vxworks-dummy.h.
5819 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5820 (OVERRIDE_OPTIONS): Use it.
5821 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5822 (vxworks_picreg): New pattern.
5823 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5824 VXWORKS_OS_CPP_BUILTINS.
5825 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5826 to their VXWORKS_* equivalents.
5827 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5828 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5829 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5830 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5831 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5832 -mrtp/-fPIC multilibs.
5833 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5834 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5835 (MULTILIB_OSDIRNAMES): Delete.
5837 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5840 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5842 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5844 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5845 rounding mode to be specified by the caller.
5846 (real_to_mpfr) Likewise.
5847 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5848 include new arguments.
5849 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5851 2007-04-24 Ian Lance Taylor <iant@google.com>
5853 PR tree-optimization/31605
5854 * tree-vrp.c (set_value_range): Check that min and max are not
5855 both overflow infinities.
5856 (set_value_range_to_value): New static function.
5857 (extract_range_from_binary_expr): Call set_value_range_to_value.
5858 (extract_range_from_cond_expr): Likewise.
5859 (extract_range_from_expr): Likewise.
5860 (extract_range_from_unary_expr): Likewise. Don't create a range
5861 which overflows on both sides.
5862 (vrp_meet): Check for a useless range.
5863 (vrp_visit_phi_node): If we see a constant which looks like an
5864 overflow infinity, turn off the TREE_OVERFLOW flag.
5866 2007-04-24 Ian Lance Taylor <iant@google.com>
5868 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5870 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5873 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5874 diagnostic message is being built.
5875 * tree-pretty-print.c (dump_generic_node): Only write the
5876 formatted text into BUFFER's stream if we are not building a
5878 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5880 * Makefile.in (toplev.o): Depend on tree-pass.h.
5882 2007-04-24 Ian Lance Taylor <iant@google.com>
5884 PR tree-optimization/31602
5885 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5886 conditionals in the copied loop header.
5887 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5888 warnings if TREE_NO_WARNING is set.
5889 * doc/invoke.texi (Warning Options): Clarify that
5890 -Wstrict-overflow does not warn about loops.
5892 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5894 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5895 expand on the comment about _Decimal128 arguments and check the
5896 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5897 that _Decimal128 argument uses even/odd register pair.
5898 (function_arg): Ditto.
5900 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5902 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5903 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5905 2007-04-24 Richard Guenther <rguenther@suse.de>
5906 Olga Golovanevsky <olga@il.ibm.com>
5908 * fold-const.c (multiple_of_p): Check for bottom
5911 2007-04-24 Richard Henderson <rth@redhat.com>
5913 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5914 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5915 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5916 looking for non-zero bits shifted out. Avoid a recursive call
5917 when constructing the scalar.
5918 (__floatundisf): Likewise.
5920 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5922 * dwarf2out.c (field_byte_offset): Move the existing logic
5923 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5924 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5926 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5929 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5930 argument of 0 for memset.
5931 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5932 unsigned shift instead of the signed variant.
5934 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5936 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5937 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5938 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5939 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5940 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5941 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5942 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5943 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5944 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5945 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5946 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5947 "mul<mode>3", "div<mode>3"): Insn definitions added.
5948 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5949 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5950 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5951 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5952 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5953 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5954 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5955 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5956 TARGET_FLOAT_FORMAT): Macro definitions removed.
5957 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5958 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5959 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5960 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5961 (s390_gen_rtx_const_DI): Function removed.
5962 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5964 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5966 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5967 over an external ffs function.
5969 2007-04-24 Chao-ying Fu <fu@mips.com>
5970 Richard Sandiford <richard@nildram.co.uk>
5972 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5973 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5974 (smadd_widen_optab, umadd_widen_optab): Define.
5975 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5977 * genopinit.c (optabs): Fill in smadd_widen_optab and
5979 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5980 and umadd_widen_optab to implement multiply-add sequences.
5981 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5982 (<u>maddsidi4): ...this. Extend condition to include
5983 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5984 of operand 0 to "ka" and use the three-operand form of madd<u>
5986 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5988 * config/mips/constraints.md (ka): New register constraint.
5990 2007-04-24 Jan Hubicka <j@suse.cz>
5994 2007-04-23 Jan Hubicka <jh@suse.cz>
5995 * function.c (init_function_start): Don't init line number info.
5996 (expand_function_end): Update.
5997 (reset_block_changes, record_block_change, finalize_block_changes,
5998 check_block_change, free_block_changes): Kill.
5999 * function.h (reset_block_changes, record_block_change,
6000 finalize_block_changes, check_block_change, free_block_changes): Remove
6002 (struct function): Remove ib_boundaries_block.
6003 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6004 Use curr_insn_locator to initialize locator.
6005 (emit_line_note): Remove.
6006 * cfgexpand.c (expand_gimple_cond_expr): Update.
6007 (construct_exit_block): Likewise.
6008 (tree_expand_cfg): Initialize/finalize locators.
6009 * expr.c (expand_expr_real): Update.
6010 * cfglayout.c (line_locators_locs, line_locators_lines,
6011 file_locators_locs, file_locators_files): Remove.
6012 (set_block_levels): Move to cfgexpand.c.
6013 (insn_locators_initialize): Remove.
6014 (pass_insn_locators_initialize): Remove.
6015 (locations_locators_locs, locations_locators_vals): New static vars.
6016 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6018 (insn_locators_alloc, insn_locators_finalize,
6019 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6021 (locator_location): New.
6022 (locator_line, locator_file): Rewrite.
6023 * rtl.h (emit_line_note): Kill.
6024 (insn_locators_alloc, insn_locators_finalize,
6025 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6027 * tree-inline.c (initialize_cfun): Do not initialize
6028 ib_boundaries_block.
6029 * passes.c (pass_insn_locators_initialize): Remove.
6031 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6033 * doc/invoke.texi: Removed leading '-' from option index entries.
6035 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6037 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6039 (create_phi_node): Use set_phi_nodes.
6040 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6041 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6042 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6043 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6044 (bsi_start, bsi_last): Use bb_stmt_list.
6045 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6046 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6047 Traverse the statements using tsi iterator.
6048 * basic-block.h (struct basic_block_def): Fields stmt_list
6049 and phi_nodes moved to ...
6050 (struct tree_bb_info): ... new structure.
6051 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6052 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6053 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6054 (tree_verify_flow_info): Verify that il.tree is not set for
6055 entry and exit block.
6056 (tree_split_block): Use set_bb_stmt_list.
6058 2007-04-23 Mike Stump <mrs@apple.com>
6060 * config/i386/i386.c (ix86_tune_features
6061 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6064 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6066 * config/i386/i386.md (prefix_extra): New attribute.
6067 (length): Add prefix_extra.
6069 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6070 (sse2_movntv2di): Likewise.
6071 (sse2_cvtps2dq): Likewise.
6072 (sse2_cvtpd2pi): Likewise.
6073 (sse2_cvttpd2pi): Likewise.
6074 (*sse2_cvtpd2ps): Likewise.
6075 (*add<mode>3): Likewise.
6076 (sse2_ssadd<mode>3): Likewise.
6077 (sse2_usadd<mode>3): Likewise.
6078 (*sub<mode>3): Likewise.
6079 (sse2_sssub<mode>3): Likewise.
6080 (sse2_ussub<mode>3): Likewise.
6081 (*mulv8hi3): Likewise.
6082 (*smulv8hi3_highpart): Likewise.
6083 (*umulv8hi3_highpart): Likewise.
6084 (sse2_umulv2siv2di3): Likewise.
6085 (sse2_pmaddwd): Likewise.
6086 (ashr<mode>3): Likewise.
6087 (lshr<mode>3): Likewise.
6088 (ashl<mode>3): Likewise.
6089 (sse2_ashlti3): Likewise.
6090 (sse2_lshrti3): Likewise.
6091 (*umaxv16qi3): Likewise.
6092 (*smaxv8hi3): Likewise.
6093 (*uminv16qi3): Likewise.
6094 (*sminv8hi3): Likewise.
6095 (sse2_eq<mode>3): Likewise.
6096 (sse2_gt<mode>3): Likewise.
6097 (*and<mode>3): Likewise.
6098 (sse2_nand<mode>3): Likewise.
6099 (*ior<mode>3): Likewise.
6100 (*xor<mode>3): Likewise.
6101 (sse2_packsswb): Likewise.
6102 (sse2_packssdw): Likewise.
6103 (sse2_packuswb): Likewise.
6104 (sse2_punpckhbw): Likewise.
6105 (sse2_punpcklbw): Likewise.
6106 (sse2_punpckhwd): Likewise.
6107 (sse2_punpcklwd): Likewise.
6108 (sse2_punpckhdq): Likewise.
6109 (sse2_punpckldq): Likewise.
6110 (sse2_punpckhqdq): Likewise.
6111 (sse2_punpcklqdq): Likewise.
6112 (*sse2_pinsrw): Likewise.
6113 (*sse2_pextrw): Likewise.
6114 (sse2_pshufd_1): Likewise.
6115 (sse2_uavgv16qi3): Likewise.
6116 (sse2_uavgv8hi3): Likewise.
6117 (sse2_psadbw): Likewise.
6118 (sse2_pmovmskb): Likewise.
6119 (*sse2_maskmovdqu): Likewise.
6120 (*sse2_maskmovdqu_rex64): Likewise.
6121 (sse4a_extrqi): Likewise.
6122 (sse4a_extrq): Likewise.
6123 (sse3_lddqu): Set prefix_rep.
6124 (sse3_addsubv4sf3): Likewise.
6125 (sse3_haddv4sf3): Likewise.
6126 (sse3_hsubv4sf3): Likewise.
6127 (sse_cvtss2si): Likewise.
6128 (sse_cvtss2si_2): Likewise.
6129 (sse_cvtss2siq): Likewise.
6130 (sse_cvtss2siq_2): Likewise.
6131 (sse_cvttss2si): Likewise.
6132 (sse_cvttss2siq): Likewise.
6133 (sse2_cvttps2dq): Likewise.
6134 (sse3_movshdup): Likewise.
6135 (sse3_movsldup): Likewise.
6136 (sse2_cvtsd2si): Likewise.
6137 (sse2_cvtsd2si_2): Likewise.
6138 (sse2_cvtsd2siq): Likewise.
6139 (sse2_cvtsd2siq_2): Likewise.
6140 (sse2_cvttsd2si): Likewise.
6141 (sse2_cvttsd2siq): Likewise.
6142 (*sse2_cvtpd2dq): Likewise.
6143 (*sse2_cvttpd2dq): Likewise.
6144 (sse2_pshuflw_1): Likewise.
6145 (sse2_pshufhw_1): Likewise.
6146 (sse4a_insertqi): Likewise.
6147 (sse4a_insertq): Likewise.
6148 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6149 (ssse3_phadddv4si3): Likewise.
6150 (ssse3_phaddswv8hi3): Likewise.
6151 (ssse3_phsubwv8hi3): Likewise.
6152 (ssse3_phsubdv4si3): Likewise.
6153 (ssse3_phsubswv8hi3): Likewise.
6154 (ssse3_pmaddubswv8hi3): Likewise.
6155 (ssse3_pmulhrswv8hi3): Likewise.
6156 (ssse3_pshufbv16qi3): Likewise.
6157 (ssse3_psign<mode>3): Likewise.
6158 (ssse3_palignrti): Likewise.
6159 (abs<mode>2): Likewise.
6160 (ssse3_phaddwv4hi3): Set prefix_extra.
6161 (ssse3_phadddv2si3): Likewise.
6162 (ssse3_phaddswv4hi3): Likewise.
6163 (ssse3_phsubwv4hi3): Likewise.
6164 (ssse3_phsubdv2si3): Likewise.
6165 (ssse3_phsubswv4hi3): Likewise.
6166 (ssse3_pmaddubswv4hi3): Likewise.
6167 (ssse3_pmulhrswv4hi3): Likewise.
6168 (ssse3_pshufbv8qi3): Likewise.
6169 (ssse3_psign<mode>3): Likewise.
6170 (ssse3_palignrdi): Likewise.
6171 (abs<mode>2): Likewise.
6172 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6173 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6174 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6176 2007-04-23 Nick Clifton <nickc@redhat.com>
6178 * params.def: Fix formatting of emacs local variables.
6180 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6182 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6183 move if inter-unit move isn't allowed.
6184 Don't split moving the first element of V2DI to DI to inter-unit
6185 move if inter-unit move isn't allowed.
6187 2007-04-23 Richard Guenther <rguenther@suse.de>
6189 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6190 and CDI_POST_DOMINATORS separately.
6192 2007-04-23 Nick Clifton <nickc@redhat.com>
6194 * c.opt (Wformat-contains-nul): Add warning attribute.
6196 2007-04-23 Jan Hubicka <jh@suse.cz>
6198 * function.c (init_function_start): Don't init line number info.
6199 (expand_function_end): Update.
6200 (reset_block_changes, record_block_change, finalize_block_changes,
6201 check_block_change, free_block_changes): Kill.
6202 * function.h (reset_block_changes, record_block_change,
6203 finalize_block_changes, check_block_change, free_block_changes): Remove
6205 (struct function): Remove ib_boundaries_block.
6206 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6207 Use curr_insn_locator to initialize locator.
6208 (emit_line_note): Remove.
6209 * cfgexpand.c (expand_gimple_cond_expr): Update.
6210 (construct_exit_block): Likewise.
6211 (tree_expand_cfg): Initialize/finalize locators.
6212 * expr.c (expand_expr_real): Update.
6213 * cfglayout.c (line_locators_locs, line_locators_lines,
6214 file_locators_locs, file_locators_files): Remove.
6215 (set_block_levels): Move to cfgexpand.c.
6216 (insn_locators_initialize): Remove.
6217 (pass_insn_locators_initialize): Remove.
6218 (locations_locators_locs, locations_locators_vals): New static vars.
6219 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6221 (insn_locators_alloc, insn_locators_finalize,
6222 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6224 (locator_location): New.
6225 (locator_line, locator_file): Rewrite.
6226 * rtl.h (emit_line_note): Kill.
6227 (insn_locators_alloc, insn_locators_finalize,
6228 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6230 * tree-inline.c (initialize_cfun): Do not initialize
6231 ib_boundaries_block.
6232 * passes.c (pass_insn_locators_initialize): Remove.
6234 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6237 * expr.c (reduce_to_bit_field_precision): Handle
6240 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6242 PR tree-optimization/24659
6243 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6244 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6245 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6246 * genopinit.c (optabs): Rename vec_pack_mod_optab
6247 to vec_pack_trunc_optab.
6248 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6249 early for scalar floating point operands for NOP_EXPR.
6250 (vectorizable_type_promotion): Ditto.
6251 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6252 vec_pack_trunc_optab.
6253 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6255 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6256 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6257 Rename from VEC_PACK_MOD_EXPR.
6258 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6259 * expr.c (expand_expr_real_1): Ditto.
6260 * tree-inline.c (estimate_num_insns_1): Ditto.
6261 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6263 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6264 (vec_unpacks_lo_v4sf): Ditto.
6265 (vec_pack_trunc_v2df): Ditto.
6266 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6267 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6268 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6270 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6272 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6274 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6275 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6276 packing of floating point operands.
6277 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6278 represent unpacking of floating point operands.
6279 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6280 [vec_unpacks_hi]: Ditto.
6281 [vec_unpacks_lo]: Ditto.
6283 2007-04-22 Jan Hubicka <jh@suse.cz>
6285 * final.c (rest_of_handle_final): Call
6286 targetm.asm_out.constructor/targetm.asm_out.destructor
6287 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6288 proper priority via decl_*_priority_insert.
6289 * c-common.c (c_expand_body): Likewise.
6291 2007-04-22 Richard Guenther <rguenther@suse.de>
6293 PR tree-optimization/29789
6294 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6295 (rewrite_reciprocal): New helper split out from
6296 determine_invariantness_stmt.
6297 (rewrite_bittest): Likewise.
6298 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6299 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6302 2007-04-22 Revital Eres <eres@il.ibm.com>
6304 * loop-unroll.c (var_to_expand): New field to support also
6305 insns of the form x = something + x.
6306 (analyze_insn_to_expand_var): Use it.
6307 (expand_var_during_unrolling): Likewise.
6309 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6311 * predict.c: Include pointer-set.h.
6312 (bb_predictions): New variable.
6313 (tree_predicted_by_p, tree_predict_edge,
6314 remove_predictions_associated_with_edge): Use bb_predictions map
6315 instead of bb->predictions.
6316 (clear_bb_predictions, assert_is_empty): New functions.
6317 (combine_predictions_for_bb): Use bb_predictions map. Call
6318 clear_bb_predictions.
6319 (tree_estimate_probability): Create and free bb_predictions map.
6320 * Makefile.in (predict.o): Add pointer-set.h dependency.
6321 * basic-block.h (struct basic_block_def): Remove predictions
6323 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6325 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6328 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6331 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6333 * timevar.c (timevar_print): Change reference of --disable-checking to
6334 --enable-checking=release. Also warn if assert checking is disabled.
6336 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6339 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6340 decl as addressable if the compound literal was marked as
6342 Mark the decl as a gimple register if it is a complex or
6343 vector decl and does not live in memory.
6345 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6347 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6348 (GENERIC_NEXT): New function macro.
6349 (PHI_CHAIN): Use phi_node's new chain variable.
6350 (tree_phi_node): Change tree_common to tree_base
6351 and add the chain field.
6352 * tree-phinodes.c (make_phi_node): Don't set
6353 TREE_TYPE on the new node.
6354 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6355 instead of checking GIMPLE_TUPLE_P in chain_next.
6356 * tree-vect-transform.c
6357 (get_initial_def_for_induction): Look at
6358 PHI_RESULT_TREE for the type of the phi node.
6359 (update_vuses_to_preheader): Use PHI_CHAIN
6360 instead of TREE_CHAIN on the phi node.
6361 * tree-ssa-structalias.c (compute_points_to_sets):
6363 (ipa_pta_execute): Likewise.
6365 2007-04-21 Richard Guenther <rguenther@suse.de>
6368 * fold-const.c (fold_unary): Call fold_convert_const on the
6371 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6373 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6374 (store_killed_in_pat): New.
6376 2007-04-20 Richard Henderson <rth@redhat.com>
6379 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6380 TREE_LIST with a void_type_node value, not void_list_node exactly.
6382 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6384 * doc/standards.texi: Re-arrange into language-specific
6385 subsections. Add a C++ section, documenting which standards we
6388 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6390 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6391 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6393 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6395 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6396 ecrti.o and crtbegin.o.
6397 (LIB_DEFAULT_SPEC): Include -lc.
6398 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6400 2007-04-20 Richard Henderson <rth@redhat.com>
6403 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6404 argument; update all callers.
6405 (get_unaligned_offset): New.
6406 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6407 get_unaligned_address, just pass on the address directly.
6408 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6409 the subreg in the helper patterns.
6410 (unaligned_extendqidi_le): Use get_unaligned_offset.
6411 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6412 (unaligned_extendhidi_be): Likewise.
6413 (unaligned_extendhidi): Tidy.
6414 * config/alpha/alpha-protos.h: Update.
6416 2007-04-20 Richard Henderson <rth@redhat.com>
6418 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6419 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6420 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6421 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6422 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6423 (CPP_SPEC): Don't include %(cpp_subtarget).
6424 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6425 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6426 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6428 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6430 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6431 for __builtin_ia32_cmpordss.
6433 PR tree-optimization/31632
6434 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6435 and arg1 for optimizations of comparison against min/max values.
6436 Fold arg0 to arg1's type for optimizations of comparison against
6437 min+1 and max-1 values.
6439 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6441 * reload.c (combine_reloads): When trying to use a dying register,
6442 check whether it's uninitialized and don't use if so.
6444 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6446 * fold-const.c: Remove prototypes for native_encode_expr and
6447 native_interpret_expr.
6448 (native_encode_expr): Make non-static.
6449 (native_interpret_expr): Likewise.
6450 * tree.h: Add prototypes for the above.
6452 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6454 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6455 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6456 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6457 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6458 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6459 Add length attributes.
6461 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6463 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6466 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6467 __STDC_WANT_DEC_FP__.
6469 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6471 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6472 for long double compatibility.
6473 * configure: Regenerate.
6475 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6477 PR rtl-optimization/29841
6478 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6480 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6481 that may cause control flow transfer from being moved.
6483 2007-04-18 Jan Hubicka <jh@suse.cz>
6485 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6488 2007-04-18 Eric Christopher <echristo@apple.com>
6490 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6491 only. Update operands.
6492 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6493 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6494 link register to pic register.
6496 2007-04-18 Dirk Mueller <dmueller@suse.de>
6499 * tree-vrp.c (search_for_addr_array): New.
6500 (check_array_bounds): Suppress warning about
6501 address taken of array refs if its not de-referenced.
6503 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6505 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6506 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6508 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6509 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6510 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6512 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6514 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6516 (vect_analyze_scalar_cycles): Fix indentation.
6517 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6518 (vect_mark_relevant): Include phis in relevance analysis.
6520 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6522 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6524 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6525 output_operand_lossage().
6527 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6529 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6530 the unused code for reduction without adjust-in-epilog to simplify the
6533 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6535 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6536 (S390_TDC_NEGATIVE_ZERO): New constant.
6537 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6538 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6539 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6540 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6541 (S390_TDC_POSITIVE_INFINITY): New constant.
6542 (S390_TDC_NEGATIVE_INFINITY): New constant.
6543 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6544 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6545 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6546 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6547 (S390_TDC_INFINITY): New constant.
6548 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6549 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6550 optimization for UNSPEC_CCZ_TO_INT.
6551 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6552 ("*ccz_to_int"): New insn.
6553 ("isinf<mode>2"): New insn.
6554 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6555 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6556 (UNSPEC_CCZ_TO_INT): New constant.
6558 2007-04-18 Richard Guenther <rguenther@suse.de>
6560 PR tree-optimization/19431
6561 PR tree-optimization/21463
6562 * tree-pass.h (pass_phiprop): Declare.
6563 * passes.c (init_optimization_passes): New phiprop pass.
6564 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6565 (phivn_valid_p): New helper function.
6566 (phiprop_insert_phi): Likewise.
6567 (propagate_with_phi): Likewise.
6568 (tree_ssa_phiprop): New propagator propagating loads
6569 through phi nodes if profitable.
6571 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6573 * tree-vect-analyze.c (process_use): New function.
6574 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6575 Check phis in all bbs.
6576 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6579 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6581 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6584 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6587 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6590 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6592 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6594 (sse_vmmulv4sf3): Likewise.
6595 (sse2_vmaddv2df3): Likewise.
6596 (sse2_vmmulv2df3): Likewise.
6598 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6600 PR rtl-optimization/31360
6601 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6602 (target_reg_cost): New.
6603 (init_set_costs): Initialize target_reg_cost. Add comments
6604 regarding the rationale of the costs.
6605 (global_cost_for_size): Renamed to...
6606 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6607 of register pressure.
6608 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6609 estimate_reg_pressure_cost. Add number of ivs.
6610 (determine_set_costs): Dump target_reg_cost.
6611 * loop-invariant.c (gain_for_invariant): Use
6612 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6613 (best_gain_for_invariant, find_invariants_to_move): Remove
6615 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6616 (target_reg_cost): Declare.
6617 (global_cost_for_size): Declaration removed.
6618 (estimate_reg_pressure_cost): Declare.
6620 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6622 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6623 regnos into even/odd register pairs.
6624 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6625 TDmode similar to the other floating point modes.
6626 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6627 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6629 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6630 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6631 (movdd_hardfloat64): Use TARGET_MFPGPR.
6633 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6635 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6638 2005-01-05 Richard Henderson <rth@redhat.com>
6640 * reload1.c (do_input_reload): Restrict the optimization deleteing
6641 a previous output reload to RELOAD_FOR_INPUT.
6643 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6645 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6646 induc_vec_info_type.
6647 (vectorizable_induction): New function declaration.
6648 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6649 check if already vectorized. Find first place in BB where new stmts
6650 can be inserted. Takes only one argument.
6651 (vectorizable_induction): New function.
6652 (vect_transform_stmt): Add case for induc_vec_info_type to call
6653 vectorizable_induction.
6654 (vect_transform_loop): Consider phis for vectorization.
6655 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6657 (analyze_operations): Call vectorizable_induction when analyzing phis.
6659 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6660 (vect_mark_relevant): Include phis in relevance analysis.
6661 (vect_mark_stmts_to_be_vectorize): Likewise.
6662 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6664 2007-04-16 Lawrence Crowl <crowl@google.com>
6666 * doc/invoke.texi (Debugging Options): Add documentation for the
6667 -femit-struct-debug options -femit-struct-debug-baseonly,
6668 -femit-struct-debug-reduced, and
6669 -femit-struct-debug-detailed[=...].
6671 * c-opts.c (c_common_handle_option): Add
6672 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6673 and OPT_femit_struct_debug_detailed_.
6674 * c.opt: Add specifications for
6675 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6676 and -femit-struct-debug-detailed[=...].
6677 * opts.c (set_struct_debug_option): Parse the
6678 -femit-struct-debug-... options.
6679 * opts.c (matches_main_base, main_input_basename,
6680 main_input_baselength, base_of_path, matches_main_base): Add
6681 variables and functions to compare header base name to compilation
6683 * opts.c (should_emit_struct_debug): Add to determine to emit a
6684 structure based on the option.
6685 (dump_struct_debug) Also disabled function to debug this
6687 * opts.c (handle_options): Save the base name of the
6690 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6691 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6692 This hook indicates if a type is generic. Set it by default
6694 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6695 to determine if a struct type is generic or not.
6696 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6697 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6698 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6701 * flags.h (enum debug_info_usage): Add an enumeration to describe
6702 a program's use of a structure type.
6703 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6704 to indicate the program's usage of the type. Filter structs based
6705 on the -femit-struct-debug-... specification.
6706 (gen_type_die): Split into two routines, gen_type_die and
6707 gen_type_die_with_usage. gen_type_die is now a wrapper
6708 that assumes direct usage.
6709 (gen_type_die_with_usage): Replace calls to gen_type_die
6710 with gen_type_die_with_usage adding the program usage of
6711 the referenced type.
6712 (dwarf2out_imported_module_or_decl): Suppress struct debug
6713 information using should_emit_struct_debug when appropriate.
6715 2007-04-16 Ian Lance Taylor <iant@google.com>
6717 PR tree-optimization/31522
6718 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6719 (vrp_initialize): Allocate vr_phi_edge_counts.
6720 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6721 executable edge. Drop test for all constants.
6722 (vrp_finalize): Free vrp_phi_edge_counts.
6724 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6725 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6727 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6728 predecessors at head rather than tail.
6730 2007-04-16 Matthias Klose <doko@debian.org>
6732 * config/alpha/linux.h (CPP_SPEC): Define.
6733 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6735 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6737 * function.h: Remove sequence_stack extern declaration.
6739 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6741 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6743 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6746 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6748 * config/avr/avr.c (avr_arch_types): Rearranging array.
6749 (enum avr_arch): Add.
6750 (avr_mcu_types): Use avr_arch enumeration constants instead of
6752 * config/avr/avr.h (LINK_SPEC): Simplify.
6754 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6756 * config/m68k/m68k.c (m68k_libcall_value,
6757 m68k_function_value): Use macros for register names more.
6759 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6761 (M68K_REGNAME): Use A6_REG.
6762 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6764 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6767 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6768 'pending_read_list_length' and 'pending_write_list_length'. Update
6770 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6771 to handle two length counters instead of one. Update all uses.
6772 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6773 two length counters instead of one.
6774 * sched-rgn.c (propagate_deps): Update to handle two length counters
6777 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6780 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6781 copy of source, pass it to ix86_expand_vector_set and return
6784 2007-04-16 David Ung <davidu@mips.com>
6785 Joseph Myers <joseph@codesourcery.com>
6787 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6788 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6789 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6790 Add 74K processor information.
6791 * config/mips/mips.md: Include 74k.md.
6792 (cpu): Add 74kc,74kf,74kx.
6793 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6794 * config/mips/74k.md: New.
6795 * doc/invoke.texi (MIPS Options): Document 74K support.
6797 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6799 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6800 vectorizable_* functions.
6801 * tree-vect-transform.c (vectorizable_call): Add check for
6802 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6803 (vectorizable_store): likewise.
6804 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6806 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6807 (vectorizable_type_promotion, vectorizable_load): Likewise.
6808 (vectorizable_live_operation, vectorizable_condition): Likewise.
6809 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6811 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6813 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6815 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6816 register numbers more.
6817 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6818 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6819 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6820 FUNCTION_VALUE_REGNO_P): Likewise.
6821 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6822 STATIC_CHAIN_REGNUM): Likewise.
6823 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6824 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6825 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6826 * config/m68k/m68k.md (FP_REG): New.
6828 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6830 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6833 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6835 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6836 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6839 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6841 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6844 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6847 * c-decl.c (finish_decl): Grab the type of the decl after the call
6848 to store_init_value.
6850 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6852 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6854 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6857 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6858 post dominators and cleanup cfg before returning.
6860 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6862 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6863 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6865 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6867 * config.gcc: Recognize fido.
6868 * config/m68k/m68k-devices.def (fidoa): New.
6869 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6871 (FL_FIDOA, TARGET_FIDOA): New.
6872 * config/m68k/m68k.opt (mfidoa): New.
6874 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6877 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6878 when a personality function is used.
6880 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6882 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6884 2007-04-13 Mike Stump <mrs@apple.com>
6886 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6888 * config/darwin.opt (fapple-kext): Make C++ only.
6889 * config/darwin.c (darwin_override_options): Remove code to ensure
6890 -fapple-kext is given for C++ only.
6892 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6894 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6895 * config/mips/mips.c (override_options): Call
6896 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6898 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/i386.opt (msvr3-shlib): Removed.
6902 * doc/invoke.texi: Remove -msvr3-shlib.
6904 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6906 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6907 with "popcnt" instruction.
6909 2007-04-13 Richard Guenther <rguenther@suse.de>
6911 PR tree-optimization/21258
6912 * tree-vrp.c (compare_case_labels): New helper.
6913 (find_switch_asserts): New function.
6914 (find_assert_locations): Call it for SWITCH_EXPRs.
6916 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6918 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6919 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6920 check is now implied in X87_FLOAT_MODE_P.
6921 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6922 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6923 (fix_trunc<mode>_i386_fisttp): Ditto.
6924 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6925 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6926 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6927 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6928 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6929 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6930 (unnamed_splitters): Ditto.
6931 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6932 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6933 FIRST_SSE_REG for local functions when SSE math is enabled or
6934 for functions with sseregparm attribute.
6935 (standard_80387_constant_p): Return -1 if mode is not
6937 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6938 (ix86_expand_compare): Ditto.
6939 (ix86_expand_carry_flag_compare): Ditto.
6940 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6941 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6942 DECIMAL_FLOAT_MODE_P.
6943 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6944 of SCALAR_FLOAT_MODE_P.
6945 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6946 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6947 checks before FLOAT_MODE_P.
6948 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6949 before FLOAT_MODE_P.
6954 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6956 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6957 Charles Wilson <libtool@cwilson.fastmail.fm>
6959 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6960 (libgcc.mvars): Don't depend on them.
6961 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6962 * exec-tool.in: New.
6964 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6966 * doc/invoke.text (--help): Document --help=common.
6968 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6970 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6972 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6974 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6975 * genemit.c (main): Emit #include "integrate.h".
6976 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6977 (LOADGP_RTP): New mips_loadgp_style.
6978 * config/mips/mips.h: Include config/vxworks-dummy.h.
6979 (TARGET_RTP_PIC): New macro.
6980 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6981 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6982 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6984 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6985 -mvxworks-pic when using -mrtp and a PIC option.
6986 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6988 (mips_symbolic_constant_p, mips_symbolic_address_p)
6989 (mips_symbol_insns): Handle SYMBOL_HALF.
6990 (override_options): Warn about -G and -mrtp being used together.
6991 Initialize mips_lo_relocs[SYMBOL_HALF].
6992 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6993 (mips_emit_loadgp): Handle LOADGP_RTP.
6994 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6995 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6996 (tablejump): Handle function-relative case table entries if
6998 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7000 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7002 * config/mips/mips.md (load_call<mode>): Allow any general register.
7004 (sibcall_value_internal, sibcall_value_multiple_internal)
7005 (call_value_internal, call_value_split, call_value_multiple_internal)
7006 (call_value_multiple_split): Remove constraints from operand 0.
7008 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7010 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7011 rather than loadgp_noshared.
7012 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7013 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7015 * config/mips/mips.md (loadgp): Rename to...
7016 (loadgp_newabi): ...this.
7017 (loadgp_noshared): Rename to...
7018 (loadgp_absolute): ...this.
7020 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7022 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7023 false for locally-binding symbols.
7024 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7026 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7028 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7029 (SYMBOL_GOT_PAGE_OFST): ...this.
7030 (SYMBOL_GOT_GLOBAL): Rename to...
7031 (SYMBOL_GOT_DISP): ...this.
7032 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7033 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7034 * config/mips/mips.c (mips_global_symbol_p): New function.
7035 (mips_symbol_binds_local_p): Likewise.
7036 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7037 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7038 and mips_symbol_binds_local_p.
7039 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7040 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7041 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7043 (mips_ok_for_lazy_binding_p): New function.
7044 (mips_load_call_address, mips_expand_call): Use it.
7045 (mips_dangerous_for_la25_p): Likewise.
7046 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7047 (*got_disp<mode>): Use got_disp_operand instead of
7048 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7049 SYMBOL_GOTOFF_GLOBAL.
7050 (*got_page<mode>): Use got_page_ofst_operand instead of
7052 * config/mips/predicates.md (const_call_insn_operand): Use
7053 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7054 (global_got_operand): Rename to...
7055 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7057 (local_got_operand): Rename to...
7058 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7059 of SYMBOL_GOT_LOCAL.
7061 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7063 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7064 TARGET_CALL_CLOBBERED_GP.
7065 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7066 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7067 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7068 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7069 of TARGET_ABICALLS && !TARGET_NEWABI.
7070 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7071 * config/mips/mips.c (mips_load_call_address): Check
7072 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7073 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7074 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7075 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7076 TARGET_ABICALLS && TARGET_NEWABI.
7077 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7079 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7080 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7081 TARGET_ABICALLS && TARGET_NEWABI.
7082 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7083 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7084 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7085 whether indirect calls must use $25.
7086 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7088 * config/mips/mips.md (jal_macro): Check flag_pic and
7089 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7090 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7091 instead of TARGET_ABICALLS.
7092 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7093 TARGET_ABICALLS && TARGET_OLDABI.
7094 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7095 (sibcall): In the comment above the define_insn, mention
7096 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7097 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7098 instead of TARGET_ABICALLS.
7100 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7102 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7103 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7104 (MACFLAGS_MATCH_P): New macro.
7105 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7106 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7107 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7108 the other MACFLAG constants.
7109 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7110 (flag_machi): Tighten constraints. Renumber some of the operands.
7111 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7113 (flag_machi_parts_acconly): New pattern.
7114 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7116 (flag_macinit1hi): Tighten constraints.
7117 (flag_mul_macv2hi_parts_acconly): New pattern.
7119 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7120 Use a more efficient implementation.
7121 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7122 inline sequences when not optimizing for size.
7124 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7125 movhi_high2low): Delete, merge functionality into...
7126 (packv2hi): ... this pattern.
7128 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7129 * config/bfin/bfin.opt (msim): New option.
7130 (mcpu=): New option.
7131 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7132 (bfin_cpu_t): Typedef of enum bfin_cpu.
7133 (bfin_cpu_type): New declaration.
7134 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7135 -msim and -mcpu= options.
7136 (LIB_SPEC): Likewise.
7137 * config/bfin/bfin.c (bfin_cpu_type): Define.
7138 (bfin_handle_option): Handle -mcpu= option.
7139 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7140 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7141 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7143 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7145 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7146 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7147 (powerpc-wrs-vxworksae): Use ${tm_file}.
7148 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7149 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7150 * config/i386/vx-common.h: New file.
7152 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7154 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7157 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7159 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7162 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7166 * c-common.c (c_build_qualified_type): Set canonical type
7169 2007-04-12 Richard Guenther <rguenther@suse.de>
7171 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7172 lower bound and element size if lower bound is not zero
7173 or either of the ARRAY_REF operands is set.
7175 2007-04-12 Richard Guenther <rguenther@suse.de>
7177 PR tree-optimization/24689
7178 PR tree-optimization/31307
7179 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7181 * gimplify.c (canonicalize_addr_expr): To be consistent with
7182 gimplify_compound_lval only set operands two and three of
7183 ARRAY_REFs if they are not gimple_min_invariant. This makes
7184 it never at this place.
7185 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7187 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7189 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7190 null before emitting a .nsubspa directive.
7192 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7194 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7195 need_to_partition_p if there are no memory statements in the
7198 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7200 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7201 (gcd_of_steps_may_divide_p): New function.
7202 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7204 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7206 * reload.c (find_reloads_toplev, find_reloads_address,
7207 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7208 not a pointer equality test, to decide if we need to call
7209 push_reg_equiv_alt_mem.
7211 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7213 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7214 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7215 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7217 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7219 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7220 vector to be positive.
7222 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7226 * doc/invoke.texi: Document --params max-aliased-vops and
7228 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7229 debug_memory_partitions): Move to tree-flow.h
7230 * params.h (AVG_ALIASED_VOPS): Define.
7231 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7233 (mp_info_t): Likewise.
7234 (get_mem_sym_stats_for): New.
7235 (set_memory_partition): Move from tree-flow-inline.h.
7236 (mark_non_addressable): Only clear the set of symbols for the
7237 partition if it exists.
7238 (dump_memory_partitions): Move from tree-ssa-operands.c
7239 (debug_memory_partitions): Likewise.
7240 (need_to_partition_p): New.
7241 (dump_mem_ref_stats): New.
7242 (debug_mem_ref_stats): New.
7243 (dump_mem_sym_stats): New.
7244 (debug_mem_sym_stats): New.
7245 (update_mem_sym_stats_from_stmt): New.
7246 (compare_mp_info_entries): New.
7247 (mp_info_cmp): Call it.
7248 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7250 (get_mpt_for): Move from tree-ssa-operands.c.
7251 (find_partition_for): New.
7252 (create_partition_for): Remove.
7253 (estimate_vop_reduction): New.
7254 (update_reference_counts): New.
7255 (build_mp_info): New.
7256 (compute_memory_partitions): Refactor.
7257 Document new heuristic.
7258 Call build_mp_info, update_reference_counts,
7259 find_partition_for and estimate_vop_reduction.
7260 (compute_may_aliases): Populate virtual operands before
7261 calling debugging dumps.
7262 (delete_mem_sym_stats): New.
7263 (delete_mem_ref_stats): New.
7264 (init_mem_ref_stats): New.
7265 (init_alias_info): Call it.
7266 (maybe_create_global_var): Remove alias_info argument.
7267 Get number of call sites and number of pure/const call sites
7268 from gimple_mem_ref_stats().
7269 (dump_alias_info): Call dump_memory_partitions first.
7270 (dump_points_to_info_for): Show how many times a pointer has
7272 * opts.c (decode_options): For -O2 set --param
7273 max-aliased-vops to 500.
7274 For -O3 set --param max-aliased-vops to 1000 and --param
7275 avg-aliased-vops to 3.
7276 * fortran/options.c (gfc_init_options): Remove assignment to
7278 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7279 * tree-dfa.c (dump_variable): Dump memory reference
7281 Dump NO_ALIAS* settings.
7282 (referenced_var_lookup): Tidy.
7283 (mem_sym_stats): New.
7284 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7285 and ORIG are different SSA names for a memory partition.
7286 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7287 * tree-flow.h (struct mem_sym_stats_d): Define.
7288 (mem_sym_stats_t): Define.
7289 (struct mem_ref_stats_d): Define.
7290 (struct gimple_df): Add field mem_ref_stats.
7291 (enum noalias_state): Define.
7292 (struct var_ann_d): Add bitfield noalias_state.
7293 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7294 debug_mem_ref_stats, debug_memory_partitions,
7295 debug_mem_sym_stats): Declare.
7296 * tree-ssa-structalias.c (update_alias_info): Update call
7297 sites, pure/const call sites and asm sites in structure
7298 returned by gimple_mem_ref_stats.
7299 Remove local variable IS_POTENTIAL_DEREF.
7300 Increase NUM_DEREFS if the memory expression is a potential
7302 Call update_mem_sym_stats_from_stmt.
7303 If the memory references memory, call
7304 update_mem_sym_stats_from_stmt for all the direct memory
7305 symbol references found.
7306 (intra_create_variable_infos): Set noalias_state field for
7307 pointer arguments according to the value of
7308 flag_argument_noalias.
7309 * tree-ssa-structalias.h (struct alias_info): Remove fields
7310 num_calls_found and num_pure_const_calls_found.
7311 (update_mem_sym_stats_from_stmt): Declare.
7312 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7313 Set default value to 100.
7314 (PARAM_AVG_ALIASED_VOPS): Define.
7316 2007-04-11 Richard Guenther <rguenther@suse.de>
7319 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7320 a * -b + c as c - a * b if we honor sign dependent rounding.
7322 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7324 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7326 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7327 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7329 (initialize_trampoline): Don't use old-style function definition.
7330 (bfin_secondary_reload): Mark IN_P argument as unused.
7332 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7334 PR tree-optimization/31343
7335 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7336 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7337 * testsuite/gcc.dg/vect/pr31343.c: New.
7339 2007-04-10 Eric Christopher <echristo@apple.com>
7341 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7342 * config/i386/i386.md (*cmpfp0): Use.
7343 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7344 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7345 (fix_trunc<mode>_i386_fisttp): Ditto.
7346 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7347 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7348 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7349 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7350 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7351 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7352 (unnamed_splitters): Ditto.
7353 * config/i386/i386.c (output_fix_trunc): Assert that
7354 we're not being passed a TFmode operand.
7356 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7358 PR tree-optimization/31526
7359 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7360 n_basic_blocks to find newly added blocks.
7362 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7366 (fix_trunc<mode>si_sse): Ditto.
7367 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7368 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7369 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7370 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7371 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7372 expander using SSEMODEF mode macro.
7373 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7374 expander using SSEMODEF mode macro.
7375 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7376 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7377 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7378 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7379 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7380 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7381 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7382 Macroize insn using X87MODEF mode macro.
7384 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7386 * config/i386/sse.md (sse2_pinsrw): Removed.
7387 (sse2_pextrw): Renamed to ...
7388 (*sse2_pextrw): This.
7390 2007-04-09 Jan Hubicka <jh@suse.cz>
7393 * config/i386/sse.md
7394 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7395 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7396 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7397 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7399 2007-04-09 Jan Hubicka <jh@suse.cz>
7401 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7402 multiple fields of union.
7404 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7406 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7407 (create_preheaders): Check that loops are available.
7408 (fix_loop_structure): Clean up, improve comments.
7409 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7410 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7412 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7413 * predict.c (tree_estimate_probability): Do not call
7414 calculate_dominance_info. Call create_preheaders.
7415 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7416 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7418 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7419 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7420 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7421 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7424 2007-04-08 Jan Hubicka <jh@suse.cz>
7426 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7427 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7428 * fold-const.c (fold_unary): Use it.
7430 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7432 * varasm.c (assemble_variable): Remove call to
7433 lang_hooks.decls.prepare_assemble_variable.
7434 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7435 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7436 * langhooks.h (lang_hooks_for_decls): Remove
7437 prepare_assemble_variable.
7439 2007-04-08 Mike Stump <mrs@apple.com>
7441 * config/i386/i386.c: Use inc/dec on Core2.
7443 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7445 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7446 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7447 lhd_tree_inlining_end_inlining): Remove.
7448 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7449 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7451 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7452 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7453 lhd_tree_inlining_end_inlining): Remove prototypes.
7454 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7455 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7456 LANG_HOOKS_TREE_INLINING_START_INLINING,
7457 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7459 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7462 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7465 * config/avr/predicates.md (io_address_operand): Delete predicate.
7466 (low_io_address_operand): Don't use 'mode' argument.
7467 (higth_io_address_operand): Rename ...
7468 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7469 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7472 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7474 Revert change removing staticp.
7476 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7479 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7482 2007-04-07 Bruce Korb <bkorb@gnu.org>
7484 * c.opt: Add -Wformat-contains-nul.
7485 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7487 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7488 the NUL byte warning.
7490 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7492 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7494 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7496 * tree.c (staticp): No longer use staticp langhook.
7497 * langhooks.c (lhd_staticp): Removed.
7498 * langhooks.h (struct lang_hooks): Remove staticp.
7499 * c-common.c (c_staticp): Remove.
7500 * c-common.h (c_staticp): Ditto.
7501 * langhooks-defs.h (lhd_staticp): Ditto.
7502 (LHD_HOOKS_STATICP): Ditto
7503 * tree.h (gcc_assert_lowered): New macro.
7505 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7507 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7508 argument "reliable".
7509 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7510 Add argument "reliable". Propagate it through calls.
7511 (infer_loop_bounds_from_undefined): Derive number of iterations
7512 estimates from references in blocks that do not dominate loop latch.
7513 (gcov_type_to_double_int): New function.
7514 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7515 and expected_loop_iterations_unbounded.
7516 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7517 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7518 * tree-data-ref.c (estimated_loop_iterations): Export.
7519 (get_references_in_stmt): Fix -- do not return addresses of local
7521 * cfgloop.h (expected_loop_iterations_unbounded,
7522 estimated_loop_iterations): Declare.
7524 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7526 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7528 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7530 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7531 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7532 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7533 Use output_387_reg_move().
7534 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7535 expander using X87MODEF12 mode macro.
7536 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7537 choosing register preferences. Use output_387_reg_move().
7538 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7539 instead of "x". Use output_387_reg_move().
7540 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7541 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7542 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7543 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7544 Use output_387_reg_move().
7545 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7547 (*truncxf?f_i387 splitter): Ditto.
7549 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7551 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7552 LANG_HOOKS_SAFE_FROM_P.
7553 * expr.c (safe_from_p): Remove langhook call.
7554 * langhooks.h (lang_hooks): Remove safe_from_p.
7555 (lhd_safe_from_p): Remove prototype.
7556 * langhooks.c (lhd_safe_from_p): Remove.
7558 2007-04-06 Jan Hubicka <jh@suse.cz>
7560 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7563 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7566 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7567 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7568 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7570 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7571 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7573 2007-04-05 Richard Henderson <rth@redhat.com>
7575 * config/alpha/alpha.c (print_operand) [+]: Remove.
7576 (alpha_end_function): Print nop if call at end of function.
7577 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7578 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7579 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7580 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7581 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7582 the call pattern. Update peepholes to match.
7584 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7586 * doc/extend.texi (Other Builtins): Add decimal float variants
7588 * builtins.def: Ditto.
7589 * builtins.c (expand_builtin): Ditto.
7591 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7592 H.J. Lu <hongjiu.lu@intel.com>
7595 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7596 of V8HImode when calling ix86_binary_operator_ok.
7597 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7598 (sdot_prodv8hi): Operands 1 and 2 must be register.
7600 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7602 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7603 initialize align to silence bogus warning.
7605 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7608 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7610 (struct sra_walk_fns): Remove use_all parameter from use.
7611 (sra_hash_tree): Handle BIT_FIELD_REFs.
7612 (sra_elt_hash): Don't hash bitfld blocks.
7613 (sra_elt_eq): Skip them in parent compares as well. Handle
7615 (sra_walk_expr): Don't maintain or pass down use_all_p.
7616 (scan_use): Remove use_all parameter.
7617 (scalarize_use): Likewise. Re-expand assignment to
7618 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7619 output, and re-scalarize after output. Don't mark anything
7621 (scalarize_ldst): Adjust.
7622 (scalarize_walk_gimple_modify_statement): Likewise.
7623 (build_element_name_1): Handle BIT_FIELD_REFs.
7624 (instantiate_element): Don't warn for any element whose parent
7626 (instantiate_missing_elements_1): Return the sra_elt.
7627 (canon_type_for_field): New.
7628 (try_instantiate_multiple_fields): New.
7629 (instantiate_missing_elemnts): Use them.
7630 (mark_no_warning): Removed.
7631 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7632 (REPLDUP, sra_build_elt_assignment): New.
7633 (generate_copy_inout): Use them.
7634 (generate_element_copy): Likewise. Handle bitfld differences.
7635 (generate_element_zero): Don't recurse for blocks. Use
7636 sra_build_elt_assignment.
7637 (generate_one_element_int): Take elt instead of var. Use
7638 sra_build_elt_assignment.
7639 (generate_element_init_1): Adjust.
7640 (scalarize_use, scalarize_copy): Use REPLDUP.
7641 (scalarize_ldst): Move assert before dereference.
7642 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7644 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7646 * regmove.c: Fix unused variable warnings due to previous commit.
7648 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7650 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7651 (regmove_bb_head): Remove.
7652 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7653 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7654 problems with fixup_match_1.
7655 Don't initialize/free regmove_bb_head.
7657 (reg_is_remote_constant_p): If an insn is in the same basic block
7658 but not before INSN, consider it remote, too.
7660 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7663 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7664 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7666 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7668 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7669 (CONDITIONAL_REGISTER_USAGE): Likewise.
7671 2007-04-04 Richard Henderson <rth@redhat.com>
7673 * config/alpha/lib1funcs.asm: Remove unused file.
7675 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7678 * opts.c (print_specific_help): Fix --help=<language>
7680 (common_handle_option): Support --help=common.
7682 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7685 * gcc.c (main): Do not run the linker if
7686 print_subprocess_help indicates that it shouldn't be
7689 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7692 * doc/invoke.texi (--help=): Document <languages> value, fix
7693 formatting in tables of values.
7695 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7697 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7698 dllimport attribute of virtual methods.
7700 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7702 * config/score/crti.asm: Change _bss_start to __bss_start.
7703 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7704 (OUTGOING_REG_PARM_STACK_SPACE) update.
7705 * config/score/score.opt: add options to make backend support
7706 score5, score5u, score7 and score7d.
7707 * config/score/score.md: Likewise.
7708 * config/score/misc.md: Likewise.
7709 * config/score/mac.md: Likewise.
7710 * doc/invoke.texi: Likewise.
7711 * doc/md.texi: update constraints define.
7713 2007-04-03 Richard Henderson <rth@redhat.com>
7715 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7716 an appropriate type, use the mode instead.
7718 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7720 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7721 Set the default --with-arch setting to mips2.
7722 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7723 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7724 (MULTILIB_OSDIRNAMES): Delete.
7725 (MULTILIB_DIRNAMES): Define.
7726 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7727 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7728 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7729 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7730 VXWORKS_OS_CPP_BUILTINS.
7731 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7732 (MIPS_DEBUGGING_INFO): Undefine.
7733 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7735 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7738 * fold-const.c (native_encode_real): Encode real.c provided longs
7739 as a series of 32-bit native integers.
7740 (native_interpret_real): Interpret buffer as a series of 32-bit
7743 2007-04-03 Richard Guenther <rguenther@suse.de>
7745 * genpreds.c (write_insn_constraint_len): Write function
7746 optimized for CONSTRAINT_LEN implementation.
7747 (write_tm_preds_h): Output insn_constraint_len inline and
7748 use it for CONSTRAINT_LEN.
7749 (write_insn_preds_c): Don't output insn_constraint_len.
7750 * doc/md.texi (define_register_constraint): Document multi-letter
7751 constraints shall have the same length if they start with the same
7754 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7757 * config/i386/i386.md (isinf<mode>2): Expand only when
7758 TARGET_C99_FUNCTIONS is set.
7760 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7762 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7763 (x86_64-*-linux*): Ditto.
7764 * config/i386/i386.opt (mpc): New option.
7765 * config/i386/i386.c (overrride_options): Handle
7766 ix87_precision_string.
7767 * config/i386/crtprec.c: New file.
7768 * config/i386/t-crtpc: Ditto.
7769 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7771 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7772 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7773 crtprec32.o, crtprec64.o and crtprec80.o.
7775 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7777 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7779 2007-04-02 Eric Christopher <echristo@apple.com>
7781 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7782 limitations on darwin.
7784 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7787 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7789 2007-04-02 Dave Korn <dave.korn@artimi.com>
7791 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7793 2007-04-02 Dave Korn <dave.korn@artimi.com>
7795 * libgcc2.h (exception_descriptor): Don't forward-declare.
7796 (__get_eh_table_language, __get_eh_table_version): Delete
7797 prototypes of long-dead functions.
7799 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7801 * ebitmap.h: New file
7802 * ebitmap.c: New file
7803 * Makefile.in (ebitmap.o): New target.
7805 2007-04-01 Jan Hubicka <jh@suse.cz>
7807 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7808 before very first instruction.
7810 2007-04-01 Jan Hubicka <jh@suse.cz>
7812 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7813 waring on 64bit hosts.
7814 * bitmap.h: Fix typo in bitmap_head_def.
7816 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7818 PR rtl-optimization/31391
7819 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7820 into a DELETED_LABEL note, and the label is in an empty basic
7821 block, update BB_END as well as BB_HEAD.
7823 2007-04-01 Richard Henderson <rth@redhat.com>
7825 PR tree-optimization/31169
7826 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7827 to varying if the range is outside [0, prec-1].
7829 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7832 * config/mips/mips.md (load_const_gp): New insn.
7833 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7834 the MIPS16 GP pseudo register if no_new_pseudos.
7835 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7837 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7840 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7842 (call_value): Likewise.
7844 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7845 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7848 * doc/invoke.texi: (optimization options): Reword description
7849 of -ffast-math. Document its primary purpose.
7851 2007-03-31 Richard Guenther <rguenther@suse.de>
7853 * omp-low.c (splay-tree.h): Include.
7854 (lookup_decl): Replace splay-tree usage by pointer-map.
7855 (maybe_lookup_decl): Likewise.
7856 (new_omp_context): Likewise.
7857 (delete_omp_context): Likewise.
7858 * gimplify.c (splay-tree.h): Include.
7859 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7861 (remap_ssa_name): Likewise.
7862 (remap_decl): Likewise.
7863 (remap_type_1): Likewise.
7864 (remap_type): Likewise.
7865 (copy_body_r): Likewise.
7866 (expand_call_inline): Likewise.
7867 (clone_body): Likewise.
7868 (copy_tree_r): Likewise.
7869 (remap_save_expr): Likewise.
7870 (unsave_r): Likewise.
7871 (unsave_expr_now): Likewise.
7872 (tree_function_versioning): Likewise.
7873 (build_duplicate_type): Likewise.
7874 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7875 (struct copy_body_data): Replace splay-tree by pointer-map.
7876 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7877 not $(SPLAY_TREE_H).
7878 (gimplify.o): Depend on $(SPLAY_TREE_H).
7879 (omp-low.p): Likewise.
7881 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7883 * config/avr/predicates.md (even_register_operand,
7884 odd_register_operand): New predicates.
7885 * config/avr/avr.md (movw peephole2): New.
7886 (movw_r peephole2): New.
7888 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7890 * tree.h (get_signed_or_unsigned_type): New.
7891 * fold-const.c (operand_equal_for_comparison_p): Use
7892 get_signed_or_unsigned_type instead of
7893 lang_hooks.types.signed_or_unsigned_type.
7894 * expr.c (store_expr): Ditto.
7895 * langhooks.c (get_signed_or_unsigned_type): New.
7896 (lhd_signed_or_unsigned_type): New.
7897 * langhooks.h (lhd_signed_or_unsigned_type): New.
7898 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7900 2007-03-30 Richard Henderson <rth@redhat.com>
7902 * tree-ssa-loop-ivopts.c: Include target.h.
7903 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7904 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7905 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7906 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7908 2007-03-30 Richard Henderson <rth@redhat.com>
7909 Kai Tietz <kai.tietz@onevision.com>
7911 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7913 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7914 (TARGET_64BIT_MS_ABI): New.
7915 (DBX_REGISTER_NUMBER): Handle 64-bit.
7916 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7917 (LONG_TYPE_SIZE): Force to 32.
7918 (REG_PARM_STACK_SPACE): New.
7919 (OUTGOING_REG_PARM_STACK_SPACE): New.
7920 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7921 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7922 (STACK_BOUNDARY): Use 128 for 64-bit.
7923 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7924 Add 64-bit implementation.
7925 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7927 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7928 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7929 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7930 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7931 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7932 TARGET_64BIT_MS_ABI.
7933 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7934 (ix86_pass_by_reference): Likewise.
7935 (ix86_function_value_regno_p): Likewise.
7936 (ix86_build_builtin_va_list): Likewise.
7937 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7938 (function_arg_advance_ms_64): New.
7939 (function_arg_advance): Call it.
7940 (function_arg_ms_64): New.
7941 (function_arg): Call it.
7942 (function_value_ms_64): New.
7943 (ix86_function_value_1): Call it.
7944 (return_in_memory_ms_64): New.
7945 (ix86_return_in_memory): Call it.
7946 (setup_incoming_varargs_ms_64): New.
7947 (ix86_setup_incoming_varargs): Call it.
7948 (ix86_expand_prologue): Handle 64-bit stack probing.
7949 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7950 (output_pic_addr_const): Likewise.
7951 (x86_this_parameter): Likewise.
7952 (x86_output_mi_thunk): Likewise.
7953 (x86_function_profiler): Likewise.
7954 (TARGET_STRICT_ARGUMENT_NAMING): New.
7955 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7956 (TARGET_64BIT_MS_ABI): New.
7957 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7958 * config/i386/i386.md (allocate_stack_worker): Remove.
7959 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7960 describe the clobber of eax without a match_scratch.
7961 (allocate_stack_worker_postreload): Remove.
7962 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7963 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7964 (allocate_stack_worker_rex64_postreload): Remove.
7965 (allocate_stack): Handle 64-bit.
7966 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7967 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7968 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7969 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7970 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7971 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7972 * config.build (x86_64-*-mingw*): New host.
7973 * config.host (x86_64-*-mingw*): New host.
7974 * config.gcc (x86_64-*-mingw*): New target.
7975 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7977 2007-03-30 Richard Henderson <rth@redhat.com>
7978 Kai Tietz <kai.tietz@onevision.com>
7980 * c-pragma.c (struct def_pragma_macro_value): New.
7981 (struct def_pragma_macro): New.
7982 (pushed_macro_table): New.
7983 (dpm_hash, dpm_eq): New.
7984 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7985 (init_pragma): Install them.
7986 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7988 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7990 * config/avr/avr.c (avr_override_options): Clear
7991 'flag_delete_null_pointer_checks'.
7993 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7996 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7997 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7998 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7999 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8000 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8001 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8002 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8004 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8006 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8008 * regmove.c: Move all of pass_stack_adjustments from here...
8009 * combine-stack-adj.c: ...to this new file.
8010 * Makefile.in: Add rules for combine-stack-adj.o.
8012 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8014 PR tree-optimization/31383
8015 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8016 to have the same length.
8018 2007-03-30 Jan Hubicka <jh@suse.cz>
8021 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8022 availablility; add more sanity checking; ask varpool only about
8025 2007-03-29 Richard Henderson <rth@redhat.com>
8027 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8028 to decide, but __SIZEOF_LONG_LONG__.
8030 2007-03-29 Richard Henderson <rth@redhat.com>
8032 * emutls.c (struct __emutls_array): New.
8033 (emutls_destroy): Use it instead of casting element 0 from void*.
8034 (__emutls_get_address): Likewise.
8036 2007-03-29 Richard Henderson <rth@redhat.com>
8038 * varasm.c (initializer_constant_valid_p): Don't deny
8039 DECL_DLLIMPORT_P on functions.
8041 * config/i386/cygming.h: Remove function declarations.
8042 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8043 (ASM_OUTPUT_LABELREF): Remove.
8044 (COMMON_ASM_OP): Remove.
8045 (ASM_OUTPUT_COMMON): Remove.
8046 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8047 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8048 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8049 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8050 Rename from TARGET_ENCODE_SECTION_INFO.
8051 * config/i386/netware.h: Likewise.
8052 * config/i386/i386-protos.h: Update.
8053 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8054 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8055 (legitimate_constant_p): Reject dllimports.
8056 (dllimport_map, get_dllimport_decl): New.
8057 (legitimize_dllimport_symbol): New.
8058 (legitimize_address, ix86_expand_move): Use it.
8059 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8060 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8061 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8062 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8063 * config/i386/predicates.md (constant_call_address_operand): Only
8064 accept symbols; reject dllimport_p symbols.
8065 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8066 i386_pe_maybe_record_exported_symbol.
8067 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8068 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8069 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8070 trust the setting of DECL_DLLIMPORT_P.
8071 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8072 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8073 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8074 tidy the argument scanning loop.
8075 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8076 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8077 (i386_pe_strip_name_encoding): Remove.
8078 (i386_pe_binds_local_p): New.
8079 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8080 (i386_pe_output_labelref): Remove.
8081 (i386_pe_asm_output_aligned_decl_common): New.
8082 (i386_pe_maybe_record_exported_symbol): Rename from
8083 i386_pe_record_exported_symbol; check for dllexported symbols.
8085 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8087 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8088 add comment explaining why vsnprintf cannot be used.
8090 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8092 PR tree-optimization/30666
8093 * tree.c (build_complex_type): When creating type names for DWARF2
8094 debug info, create TYPE_DECLs for TYPE_NAME instead of
8096 (build_common_tree_nodes_2): Use build_complex_type when building
8097 predefined complex types, to preserve canonical types.
8099 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8101 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8102 (noce_get_alt_condition): Look at it to determine whether to
8103 reverse the condition or not.
8104 (noce_get_condition): Substitute the truth for lies.
8105 (noce_find_if_block): Set the then_else_reversed field.
8107 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8109 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8110 destination of this insn.
8111 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8112 than calling gen_rtx_SET directly. Use r0 to hold the value of
8113 'address + 4' rather than a stack based temporary which can be
8116 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8118 * config/s390/s390.c (s390_secondary_input_reload_class,
8119 s390_secondary_output_reload_class): Functions removed.
8120 (s390_secondary_reload): New function.
8121 (TARGET_SECONDARY_RELOAD): Target macro defined.
8122 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8123 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8124 * config/s390/s390.md ("reload_outti", "reload_outdi",
8125 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8126 "reload_out<mode>"): Expanders removed.
8127 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8128 "reload<mode>_nonoffmem_out"): Expanders added.
8130 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8132 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8133 SRC->DEST replacement failed anyway.
8135 2007-03-28 Mike Stump <mrs@apple.com>
8137 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8138 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8139 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8141 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8143 * config.gcc: Accept barcelona as a variant of amdfam10.
8144 * config/i386/i386.c (override_options): Likewise.
8145 * doc/invoke.texi: Likewise.
8147 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8149 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8150 offsets for BIT_FIELD_REF and COMPONENT_REF.
8152 2007-03-28 Richard Guenther <rguenther@suse.de>
8154 * tree.c (is_global_var): Move ...
8155 * tree-flow-inline.h (is_global_var): ... here.
8156 * tree.h (is_global_var): Remove declaration.
8158 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8162 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8163 * config/i386/i386.c (ix86_tune_features): Initialize new
8165 * config/i386/predicates.md (promotable_binary_operator): Use
8166 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8168 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8171 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8173 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8175 * config/fr30/fr30.md (movsi_internal): Change destination
8176 constraint from m to V and add m to the end.
8178 2007-03-28 Christian Bruel <christian.bruel@st.com>
8180 * config/sh/sh.md (movsi_i): Fix type attribute.
8182 2007-03-28 Christian Bruel <christian.bruel@st.com>
8184 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8185 (movsf_ie): Likewise.
8187 2007-03-28 Christian Bruel <christian.bruel@st.com>
8189 * config.gcc: Add sh4-300 to multilib.
8190 * config/sh/t-mlib-sh4-300: New file.
8192 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8194 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8195 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8197 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8198 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8199 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8200 "fixuns_trunctddi2"): Whitespace fix.
8202 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8204 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8205 the definition of struct sh_args.
8206 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8207 CALL_COOKIE_INT_REG_GET): Likewise.
8209 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8211 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8212 transformations are applied successfully.
8214 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8216 * tree.c (tree_contains_struct): Permit 512 tree codes.
8217 * tree.h (tree_contains_struct): Ditto.
8218 (MAX_TREE_CODES): Ditto.
8219 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8220 SPARE member to store remaining padding bits.
8222 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8224 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8227 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8229 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8230 * configure: Regenerate.
8232 * configure: Regenerate using the correct version of autoconf.
8234 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8236 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8238 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8239 regs to "__SP_L__" and "__SP_H__".
8241 2007-03-27 Richard Guenther <rguenther@suse.de>
8243 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8244 computations with it with a HOST_WIDE_INT variable.
8246 2007-03-26 Mike Stump <mrs@apple.com>
8248 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8249 objective-c-header, objective-c++-header and objc++-cpp-output
8251 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8253 2007-03-26 Richard Henderson <rth@redhat.com>
8256 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8257 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8258 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8259 IX86_BUILTIN_PSRLQ128): New.
8260 (ix86_init_mmx_sse_builtins): Add them.
8261 (ix86_expand_builtin): Expand them.
8262 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8263 operand 2 be TImode.
8264 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8265 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8266 _mm_srli_epi64): Mark __B const.
8267 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8268 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8269 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8270 new two-vector shift builtins.
8272 2007-03-26 Ian Lance Taylor <iant@google.com>
8274 PR tree-optimization/31345
8275 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8276 [+INF, +INF(OVF)] into VARYING.
8278 2007-03-26 Zack Weinberg <zackw@panix.com>
8280 * gengtype-parse.c: New file.
8281 * gengtype-yacc.y: Delete.
8282 * gengtype-lex.l: Don't include gengtype-yacc.h.
8283 Define YY_DECL and yyterminate appropriately for recursive
8284 descent parser. yylval is now a string out-parameter to yylex.
8285 (HWS, EOID): New shorthand.
8286 (IWORD): Add a couple more types.
8287 (yylex): Add a setup stanza. Remove the complex rules for
8288 detecting GTY'ed types and typedefs; replace with simple
8289 keyword detectors. Adjust everything for the changed
8290 definition of yylval. Ignore all pp-directives, not just #define.
8292 (parse_file): Rename yybegin; do not call yyparse.
8294 * gengtype.c (xasprintf): Export again.
8295 (this_file): New. Use everywhere __FILE__ was being used.
8296 (get_lang_bitmap): Special case types defined in gengtype.c.
8297 (do_typedef, new_structure): Suppress definition of certain types.
8298 (new_structure): Improve diagnostics of duplicate definitions.
8299 Make sure location_s is associated with input.h.
8300 (nreverse_pairs, define_location_structures): New functions.
8301 (main): Improve tagging of kludge types. Remove old kludges
8302 for input.h types; use define_location_structures.
8303 * gengtype.h: Update prototypes. Define token codes here.
8304 * Makefile.in: Remove all references to gengtype-yacc.
8305 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8307 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8308 add GTY((skip)) to the field that's only conditionally there.
8309 * doc/install.texi: Document that Bison is no longer required
8310 unless building treelang.
8312 * gengtype.c: Don't include gtyp-gen.h.
8313 (srcdir): Declare here.
8314 (base_files, lang_dir_names): Allocate dynamically.
8315 (gt_files, num_gt_files, num_lang_dirs): New globals.
8316 (measure_input_list, read_input_line, read_input_list)
8317 (set_lang_bitmap): New functions.
8318 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8319 simplify, relying on read_input_list to set up the bitmaps.
8320 (main): Arguments are no longer unused. Check for correct number
8321 of command line arguments, set srcdir and srcdir_len, then call
8322 read_input_list, before doing anything else. No need to worry
8323 about duplicates in main loop.
8324 * configure.ac: Simplify the calculation of all_gtfiles.
8325 Put language tags in there. Don't set or substitute
8326 all_gtfiles_files_langs or all_gtfiles_files_frags.
8327 * Makefile.in: Revamp the way gengtype is invoked, now that it
8328 takes a file on its command line with a much simpler format.
8329 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8330 (GTFILES): Remove duplicates and C source files.
8331 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8332 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8333 * configure: Regenerate.
8335 * gengtype.h: Remove all type definitions to gengtype.c; leave
8336 only definitions of options_p, type_p, and pair_p as opaque
8337 pointers. Update prototypes.
8338 * gengtype.c: Many type definitions moved here from gengtype.h.
8339 Consolidate type definitions at the top of the file.
8340 (xvasprintf): Delete.
8341 (xasprintf): Make static.
8342 (create_nested_pointer_option): Add 'next' parameter.
8343 (create_field_all, create_field_at): New functions.
8344 (create_field): Now a thin wrapper around create_field_all.
8345 (create_optional_field): Rename create_optional_field_ and add
8346 line argument. Original name is now a macro which supplies
8348 (oprintf): Use vsnprintf directly.
8349 (close_output_files): Use fatal rather than perror/exit.
8350 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8351 (main): Set progname. Don't use exit.
8352 * gengtype-yacc.y (struct_fields): Use create_field_at.
8353 (option, optionseqopt): Delete.
8354 (optionseq): Consolidate productions from option here so we
8355 can use the first argument to create_option.
8357 * gengtype-lex.l: Distinguish unions from structures in the
8358 token type. Don't call find_structure; return the tag as a string.
8359 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8360 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8361 Reorganize typedef_struct production accordingly.
8362 Use create_nested_ptr_option.
8363 * gengtype.c (create_nested_ptr_option): New function.
8364 * gengtype.h: Declare it.
8366 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8367 (string_type): Don't declare.
8368 (do_scalar_typedef): Declare.
8369 (create_scalar_type): Update prototype.
8370 * gengtype.c (string_type): Make static.
8371 (scalar_nonchar, scalar_char): New.
8372 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8373 (resolve_typedef): Use scalar_nonchar for error recovery.
8374 (create_scalar_type): Remove name_len field. Return scalar_char
8375 or scalar_nonchar as appropriate.
8376 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8378 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8380 (main): Initialize scalar_char and scalar_nonchar before calling
8382 * gengtype-lex.l: Adjust for removal of second argument to
8383 create_scalar_type. Use yylval.s instead of yylval.t when
8385 * gengtype-yacc.y: Type of SCALAR is string. Call
8386 create_scalar_type from type:SCALAR rule. Adjust for removal of
8387 second argument to create_scalar_type.
8389 * vec.h: Remove all #if IN_GENGTYPE blocks.
8390 Add comment saying that changes may require adjustments to gengtype.
8391 * gengtype.c: Don't include coretypes.h or tm.h.
8392 Add comment to inclusion of errors.h.
8393 (note_def_vec, note_def_vec_alloc): New functions.
8394 * gengtype.h: Declare new functions.
8395 * gengtype-lex.l: Don't include coretypes.h.
8396 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8398 (update_lineno): Remove unnecessary prototype.
8399 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8400 (VEC rule): Just return VEC_TOKEN.
8401 * gengtype-yacc.y (VEC_TOKEN): New token type.
8402 (type): Add a production for VEC(a,b).
8403 * Makefile.in: Update dependencies.
8405 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8406 typedefs that use the old PARAMS macro.
8408 * gengtype-lex.l: Remove all rules and states relating to yacc
8410 * gengtype-yacc.y: Similarly.
8411 * gengtype.c (note_yacc_type): Delete function.
8412 * gengtype.h: Update prototypes.
8414 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8416 * tree-pretty-print.c (dump_generic_node): Report precision of
8417 unnamed integer types.
8419 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8421 * ifcvt.c (noce_try_store_flag_constants): Don't check
8422 no_new_pseudos here.
8423 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8424 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8425 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8426 noce_try_sign_mask): Likewise.
8427 (if_convert): Check no_new_pseudos here.
8429 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8431 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8432 (noce_get_condition): Handle new then_else_reversed argument.
8433 (noce_init_if_info): Remove, fold into noce_find_if_block.
8434 (noce_process_if_block): Take a struct noce_if_info as the
8435 argument. Don't set up one based on ce_if_info. Update pointer
8436 references accordingly.
8437 (cond_move_process_if_block): Likewise.
8438 (process_if_block): Removed.
8439 (find_if_block): Removed. Move functionality two new functions,
8440 noce_find_if_block and cond_exec_find_if_block.
8441 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8442 blocks and the symmetric IF-ELSE-JOIN case.
8443 (cond_exec_find_if_block): Also new function mostly based on old
8444 find_if_block and process_if_block.
8445 (find_if_header): Replace find_if_block call with separately
8446 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8447 (find_cond_trap): Update noce_get_condition call.
8448 (dead_or_predicable): Likewise.
8450 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8452 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8454 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8455 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8456 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8457 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8458 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8459 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8460 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8461 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8462 __builtin_ia32_psrad128 builtins.
8464 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8466 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8467 * config/i386/constraints.md
8468 (define_constraint "I"): Use IN_RANGE macro.
8469 (define_constraint "J"): Ditto.
8470 (define_constraint "K"): Ditto.
8471 (define_constraint "M"): Ditto.
8472 (define_constraint "N"): Ditto.
8473 (define_constraint "O"): Ditto.
8474 * config/i386/predicates.md
8475 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8476 (define_predicate "const_0_to_3_operand"): Ditto.
8477 (define_predicate "const_0_to_7_operand"): Ditto.
8478 (define_predicate "const_0_to_15_operand"): Ditto.
8479 (define_predicate "const_0_to_63_operand"): Ditto.
8480 (define_predicate "const_0_to_255_operand"): Ditto.
8481 (define_predicate "const_1_to_31_operand"): Ditto.
8482 (define_predicate "const_2_to_3_operand"): Ditto.
8483 (define_predicate "const_4_to_7_operand"): Ditto.
8485 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8487 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8488 in SImode for save_world.
8489 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8492 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8494 PR tree-optimization/30784
8495 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8498 2007-03-25 Revital Eres <eres@il.ibm.com>
8500 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8501 Fold movement_possibility function into it.
8503 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8505 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8506 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8507 (call_indirect_nonlocal_darwin64): Same.
8508 (call_nonlocal_darwin64): Same.
8509 (call_value_indirect_nonlocal_darwin64): Same.
8510 (call_value_nonlocal_darwin64): Same.
8511 (sibcall_nonlocal_darwin64): Same.
8512 (sibcall_value_nonlocal_darwin64): Same.
8513 (sibcall_symbolic_64): Same.
8514 (sibcall_value_symbolic_64): Same.
8515 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8517 (rs6000_emit_load_toc_table): Same.
8518 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8519 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8525 (load_toc_v4_pic_si): Same
8526 (load_toc_v4_PIC_1): Same.
8527 (load_toc_v4_PIC_1b): Same.
8528 (call_indirect_aix{32,64}): Same.
8529 (call_value_indirect_aix{32,64}): Same.
8532 (call_local{32,64}): Same.
8533 (call_value_local{32,64}): Same.
8534 (call_indirect_nonlocal_aix{32,64}): Same.
8535 (call_nonlocal_aix{32,64}): Same.
8536 (call_value_indirect_nonlocal_aix{32,64}): Same.
8537 (call_value_nonlocal_aix{32,64}): Same.
8538 (call_indirect_nonlocal_sysv<mode>): Same.
8539 (call_nonlocal_sysv<mode>): Same.
8540 (call_value_indirect_nonlocal_sysv<mode>): Same.
8541 (call_value_nonlocal_sysv<mode>): Same.
8543 (sibcall_local{32,64}): Same.
8544 (sibcall_value_local{32,64}): Same.
8545 (sibcall_nonlocal_aix{32,64}): Same.
8546 (sibcall_value_nonlocal_aix{32,64}): Same.
8547 (sibcall_nonlocal_sysv<mode>): Same.
8548 (sibcall_value): Same.
8549 (sibcall_value_nonlocal_sysv<mode>): Same.
8551 2007-03-24 Paul Brook <paul@codesourcery.com>
8553 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8554 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8556 2007-03-24 Richard Henderson <rth@redhat.com>
8558 * config/ia64/constraints.md: New file.
8559 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8560 satisfies_constraint_?.
8561 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8562 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8563 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8564 ia64_output_mi_thunk): Likewise.
8565 (ia64_const_ok_for_letter_p): Remove.
8566 (ia64_const_double_ok_for_letter_p): Remove.
8567 (ia64_extra_constraint): Remove.
8568 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8569 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8570 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8571 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8572 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8573 EXTRA_MEMORY_CONSTRAINT): Remove.
8574 * config/ia64/ia64.md: Include constriants.md. Replace
8575 CONST_OK_FOR_? with satisfies_constraint_?.
8577 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8578 H.J. Lu <hongjiu.lu@intel.com>
8580 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8582 (name macros): Use DPD_BID_NAME to convert names properly.
8584 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8585 decimal floating point format.
8586 (init_floating_libfuncs): Change decimal functions so that they
8587 have a "bid_" prefix if the decimal system uses the BID format,
8588 and "dpd_" prefix if the decimal system uses the DPD format.
8589 (init_interclass_conv_libfuncs): Ditto.
8590 (init_intraclass_conv_libfuncs): Ditto.
8592 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8593 using the BID format.
8595 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8596 whether we are using the BID decimal format.
8597 * configure: Regenerate.
8599 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8600 the compiler has decimal floating point enabled. Define
8601 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8604 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8605 using the BID format.
8607 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8608 whether we are using the BID decimal format.
8609 * configure: Regenerate.
8611 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8612 the compiler has decimal floating point enabled. Define
8613 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8616 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8617 options, and that it is enabled for i386/x86_64 systems.
8619 * Makefile.in (enable_decimal_float): New.
8621 (DECNUMINC): Add -I$(DECNUMFMT).
8622 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8623 to $(DECNUMFMT) from $(DECNUM).
8625 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8626 Substitute enable_decimal_float.
8627 * configure: Regenerated.
8630 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8633 * configure.ac: Enable decimal float for x86_64-*-linux*.
8634 * configure: Regenerated.
8637 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8638 decimal128ClearSign to flip and clear the sign bit in decimal128.
8639 (decimal_real_maxval): Set decimal128SetSign to set the sign
8642 2007-03-23 Ian Lance Taylor <iant@google.com>
8644 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8646 2007-03-23 Ian Lance Taylor <iant@google.com>
8648 * tree-dump.c (dump_files): Correct comment.
8650 2007-03-23 Ian Lance Taylor <iant@google.com>
8652 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8654 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8656 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8657 in cfglayout mode. Don't go into and out of cfglayout mode.
8658 Link the blocks in the order of the constructed traces.
8659 (rest_of_handle_tracer): Adjust call to tracer.
8660 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8661 Don't go into cfglayout mode.
8662 (rtl_loop_done): Don't go out of cfglayout mode.
8663 * cfglayout.c (relink_block_chain): New function, split out from...
8664 (fixup_reorder_chain): ...here. Remove redundant checking.
8665 (cfg_layout_finalize): Don't clear the header, footer, and aux
8666 fields here, move the code to do so to relink_block_chain. Likewise
8667 for free_original_copy_tables.
8668 * rtl.h (tracer): Update prototype.
8669 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8670 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8671 mode. Use relink_block_chain to serialize the CFG according to the
8672 new basic block order. Move targetm.cannot_modify_jumps_p check from
8674 (gate_handle_reorder_blocks): ...to here.
8675 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8677 (gate_duplicate_computed_gotos): ...to here.
8678 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8679 something always changes when going into and out of cfglayout mode.
8680 Perform an expensive cfg cleanup while going into cfglayout mode.
8681 Always update liveness information on HAVE_conditional_execution
8682 targets. Reserialize the basic blocks and go out of cfglayout mode.
8683 * reg-stack.c: Include cfglayout.h.
8684 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8685 the call to reorder_basic_blocks.
8686 * basic-block.h (reorder_basic_blocks): Update prototype.
8687 (relink_block_chain): New prototype.
8688 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8690 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8692 * config/mips/mips.md (type, hazard, *movdi_32bit,
8693 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8694 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8695 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8696 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8697 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8699 (movcc): Change first xfer to multi.
8700 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8701 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8702 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8703 config/mips/generic.md: Change reservations using "xfer" to use
8705 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8706 using match_operand.
8707 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8708 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8710 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8712 2007-03-22 Richard Henderson <rth@redhat.com>
8714 * config/i386/i386.c: Remove unnecessary function declarations.
8715 Move targetm definition, and all related macros, to the end of
8716 the file. Resort some functions to put definitions before uses.
8717 (ix86_attribute_table): Make static. Move to end of file.
8718 (ix86_gimplify_va_arg): Make static.
8720 2007-03-22 Richard Henderson <rth@redhat.com>
8722 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8723 don't increase local_regparm with force_align_arg_pointer check.
8724 (ix86_function_sseregparm): Assert 32-bit.
8725 (type_has_variadic_args_p): New.
8726 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8727 type_has_variadic_args_p.
8728 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8729 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8730 use memset instead. Do maybe_vaarg check first; skip attribute
8731 tests if true; skip attribute tests for 64-bit.
8732 (construct_container): Remove TARGET_DEBUG_ARG.
8733 (function_arg_advance_32, function_arg_advance_64): Split out ...
8734 (function_arg_advance): ... from here.
8735 (function_arg_32, function_arg_64): Split out ...
8736 (function_arg): ... from here.
8737 (ix86_pass_by_reference): Tidy.
8738 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8739 (function_value_32): New, from parts of ix86_function_value
8740 and ix86_value_regno.
8741 (function_value_64): New, from parts of ix86_function_value
8742 and ix86_libcall_value.
8743 (ix86_function_value_1): New.
8744 (ix86_function_value, ix86_libcall_value): Use it.
8745 (return_in_memory_32, return_in_memory_64): Split out ...
8746 (ix86_return_in_memory): ... from here.
8747 (ix86_struct_value_rtx): Skip for 64-bit.
8748 (ix86_libcall_value, ix86_value_regno): Remove.
8749 (setup_incoming_varargs_64): Split out ...
8750 (ix86_setup_incoming_varargs): ... from here.
8751 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8752 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8753 * config/i386/i386-protos.h (ix86_function_value): Remove.
8754 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8756 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8759 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8760 infinities not supported, otherwise emit warning if -Woverflow. On
8761 underflow, emit warning if -Woverflow.
8762 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8764 * real.h (real_from_string): Update declaration
8766 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8767 Richard Henderson <rth@redhat.com>
8769 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8770 * calls.c (compute_argument_block_size, expand_call,
8771 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8772 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8773 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8774 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8775 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8776 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8777 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8778 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8781 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8783 * c-incpath.c (add_sysroot_to_chain): New.
8784 (merge_include_chains): Add sysroot argument. Call
8785 add_sysroot_to_chain if sysrooted.
8786 (register_include_chains): Update call to merge_include_chains.
8787 * doc/cppopts.texi: Document use of '=' in include directory
8790 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8792 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8793 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8794 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8795 insn pattern using X87MODEF12 mode macro.
8797 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8799 * regmove.c (regmove_optimize): Use reg_mentioned_p
8800 instead of reg_overlap_mentioned_p for DST.
8802 2007-03-21 Mike Stump <mrs@apple.com>
8804 * c.opt: Fixup for Objective-C/C++.
8806 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8808 * explow.c (convert_memory_address): Fold memory reference when
8809 POINTERS_EXTEND_UNSIGNED < 0
8811 2007-03-21 Richard Henderson <rth@redhat.com>
8814 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8815 * config/i386/mmintrin.h (__m64): Likewise.
8816 * config/i386/xmmintrin.h (__m128): Likewise.
8818 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8820 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8821 (VXWORKS_OS_CPP_BUILTINS): Define.
8822 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8823 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8825 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8827 * rtl.h (constant_pool_reference_p): Delete.
8828 (find_constant_src): Declare.
8829 * rtlanal.c (find_constant_src): New function.
8830 * simplify-rtx.c (constant_pool_reference_p): Delete.
8831 * config/i386/i386.md: Use find_constant_src instead of
8832 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8834 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8836 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8837 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8839 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8841 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8842 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8843 (arm_elf_asm_constructor): Use it.
8844 (arm_elf_asm_destructor): New function.
8846 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8848 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8850 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8852 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8854 2007-03-19 Andrew Haley <aph@redhat.com>
8856 PR tree-optimization/31264
8857 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8860 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8862 PR rtl-optimization/30907
8863 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8864 (fwprop_init): Always call loop_optimizer_initialize.
8865 (fwprop_done): Always call loop_optimizer_finalize.
8866 (fwprop): We always have loop info now.
8867 (gate_fwprop_addr): Remove.
8868 (pass_fwprop_addr): Use gate_fwprop as gate.
8870 PR rtl-optimization/30841
8871 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8872 df_chain_alloc): Call df_reorganize_refs unconditionally.
8873 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8874 refs_organized to refs_organized_size.
8875 (df_ref_create_structure): Use refs_organized_size instead of
8876 bitmap_size if refs had been organized, and keep refs_organized_size
8878 * df.h (struct df_ref_info): Change refs_organized to
8879 refs_organized_size.
8880 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8883 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8885 * except.c (output_function_exception_table): Do not reference the
8886 EH personality routine for functions that do not require an
8889 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8892 * c-typeck.c (convert_for_assignment): Call comptypes for
8893 RECORD_TYPE or UNION_TYPE.
8896 * reload1.c (reload): Do invalid ASM checking after
8897 cleanup_subreg_operands.
8899 2007-03-19 Jeff Law <law@redhat.com>
8901 * tree-cfg.c (find_taken_edge): Tighten conditions for
8902 optimizing computed gotos.
8904 2007-03-19 Michael Matz <matz@suse.de>
8906 * builtins.c (expand_builtin_sync_operation,
8907 expand_builtin_compare_and_swap,
8908 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8911 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8912 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8915 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8917 * doc/tm.texi: Add brackets around the return type of
8918 TARGET_SECONDARY_RELOAD.
8920 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8921 Richard Guenther <rguenther@suse.de>
8923 PR tree-optimization/31254
8924 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8925 Use handled_component_p () where appropriate. Continue
8926 propagating into the rhs if we propagated into an INDIRECT_REF
8929 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8931 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8932 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8933 (xde, xdee): Mode attributes adjusted to support DFP modes.
8934 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8935 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8936 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8937 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8938 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8939 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8940 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8942 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8943 "movsf"): Insn definitions removed.
8944 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8945 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8946 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8948 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8949 "reload_in<mode>", "reload_out<mode>"): Expander added.
8950 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8953 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8955 * config/s390/s390.md: Only non-functional changes. Renamed
8956 FPR mode macro to BFP all over the file.
8958 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8960 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8961 (op_type attribute): RRF instruction type added.
8962 (fT0): New mode attribute.
8963 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8964 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8965 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8966 no secondary memory is needed when moving DFmode values between GPRs
8969 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8971 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8972 inverted and documentation adjusted.
8973 ("mhard-dfp", "msoft-dfp"): New options.
8974 * config/s390/s390.c (s390_handle_arch_option): New architecture
8976 (override_options): Sanity checks for the new options added.
8977 * config.gcc: New architecture switch: z9-ec.
8978 * config/s390/s390.h (processor_flags): PF_DFP added.
8979 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8980 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8981 when the bit is NOT set so remove it from the defaults.
8983 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8985 * genemit.c (main): Print include statement for dfp.h.
8986 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8989 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8991 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8993 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8996 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8999 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9001 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9002 attr_length_call, output_call, output_indirect_call): Cleanup
9003 formatting of targetm calls.
9005 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9007 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9009 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9011 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9012 reservation, bypass and anti-bypass descriptions for these instructions.
9013 Update move patterns.
9014 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9017 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9019 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9020 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9021 (get_initial_def_for_reduction): Likewise.
9023 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9025 Fix PR tree-optimization/29922
9026 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9027 (get_representative): Removed.
9028 (value_dies_in_block_x): Update for rvuse removal.
9029 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9030 (compute_antic_aux): Handle when PHI nodes appear in
9031 non-single-successors.
9032 (dump_bitmap_of_names): Removed.
9033 (compute_antic_safe): Renamed and removed rvuse calculation.
9034 Calculate only antic safe.
9035 (insert_into_preds_of_block): Remove assert.
9036 (execute_pre): Update for renamed functions.
9037 (defer_or_phi_translate_block): New function.
9039 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9041 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9042 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9044 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9045 Follow spelling conventions.
9047 * tree-data-ref.h: Remove the prototype for analyze_array.
9049 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9051 PR tree-optimization/31041
9052 * tree-vect-transform.c (get_initial_def_for_induction): Call
9053 force_gimple_operand.
9055 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9057 * ipa-type-escape.c (look_for_casts) : Revert code to use
9058 handled_component_p due to ada test a-numaux.adb.
9060 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9062 * final.c (final_scan_insn): Alter the condition of a
9063 conditional trap if we have nonstandard CC.
9065 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9067 * configure.ac: Remove excess quoting from asm line 0 test.
9068 * configure: Rebuilt.
9070 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9072 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9073 * c-common.c (convert_and_check): Move warning logic to...
9074 (warnings_for_convert_and_check): ...here. Define.
9075 * c-common.h (warnings_for_convert_and_check): Declare.
9077 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9079 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9080 (output_call): Likewise.
9082 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9084 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9086 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9088 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9090 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9092 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9093 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9095 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9097 PR tree-optimization/31183
9098 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9099 Use double_int instead of unsigned int for representing access_strides.
9100 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9102 2007-03-16 Richard Guenther <rguenther@suse.de>
9104 PR tree-optimization/31146
9105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9106 to allow recursion of forward_propagate_addr_expr.
9107 (forward_propagate_addr_into_variable_array_index): Likewise.
9108 (forward_propagate_addr_expr): Likewise.
9109 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9110 (forward_propagate_addr_expr_1): Recurse on simple copies
9111 instead of propagating into them. Do so for useless conversions
9113 (forward_propagate_addr_expr): Clean up unused statements after
9116 2007-03-16 Richard Guenther <rguenther@suse.de>
9118 * builtins.c (expand_builtin_cexpi): Use the right argument
9119 for the expansion via cexp.
9121 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9123 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9124 * configure: Rebuilt.
9126 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9129 * dwarf2out.c (force_type_die): Adjust comment.
9130 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9132 2007-03-15 DJ Delorie <dj@redhat.com>
9134 * config/frv/predicates.md (minmax_operator): Don't check operands
9137 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9139 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9140 Update constant estimates of number of iterations.
9141 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9142 argument renamed to "realistic".
9143 (compute_estimated_nb_iterations): Removed.
9144 (record_niter_bound): New function.
9145 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9146 call record_nonwrapping_iv with upper = false.
9147 (infer_loop_bounds_from_signedness): Pass upper argument to
9148 record_nonwrapping_iv.
9149 (estimate_numbers_of_iterations_loop): Do not call
9150 compute_estimated_nb_iterations. Record estimate based on profile
9151 information. Initialize the constant estimates of number of
9153 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9155 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9156 number of iterations is too small.
9157 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9158 (EST_NOT_AVAILABLE): Removed.
9159 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9160 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9163 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9165 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9166 Handle NE_EXPR guards.
9168 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9171 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9172 Set also -pedantic-errors by default for the preprocessor unless
9173 -fpermissive is given.
9175 2007-03-15 Richard Guenther <rguenther@suse.de>
9179 * builtins.c (expand_builtin_cexpi): As a fallback if we
9180 don't have builtins for sincos or cexp create a function
9181 declaration for cexp and expand to a call to that.
9182 (expand_builtin_int_roundingfn): Always fall
9183 back to floor/ceil and its variants even if they may be
9186 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9189 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9190 jump tables, move the call to delete_dead_jumptables from here...
9191 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9192 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9193 don't allow merging of blocks that try_redirect_by_replacing_jump
9194 also does not handle when not optimizing.
9196 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9197 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9199 * config/i386/i386.md (x86_sahf_1): Correctly handle
9202 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9205 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9206 x86_64_general_operand as operand[2] predicate. Remove "iF"
9207 from operand constraints and use "e" constraint instead.
9208 (*subti3_1, *subti3_1 splitter): Ditto.
9209 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9210 operand[1] predicate.
9212 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9214 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9215 arrays, multiply the access strides by the size of the sub-array.
9216 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9218 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9220 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9221 the configured assembler supports the sahf mnemonic.
9222 * configure: Regenerate.
9223 * config.in: Regenerate.
9225 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9226 emit "sahf" or ".byte\t0x9e" as asm template.
9228 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9231 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9232 option to replace hard coded TARGET_xxx in md file.
9233 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9234 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9235 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9236 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9237 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9238 (X86_TUNE_NOT_VECTORMODE): Ditto.
9239 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9240 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9241 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9242 (TUNE_SLOW_IMUL_IMM8): Ditto.
9243 (TUNE_MOVE_M1_VIA_OR): Ditto.
9244 (TUNE_NOT_UNPAIRABLE): Ditto.
9245 (TUNE_NOT_VECTORMODE): Ditto.
9247 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9250 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9251 tuning options instead of hard coded TARGET_xxx.
9252 (fix ssemode peephole2's): Ditto.
9253 (imul peephole2's): Ditto.
9255 (movdi_or_rex64): Ditto.
9256 (move peephole2): Ditto.
9257 (not peephole2's): Ditto.
9259 2007-03-14 Dirk Mueller <dmueller@suse.de>
9261 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9262 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9263 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9265 * c-parser.c (c_parser_do_statement): Warn about empty body in
9267 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9268 * doc/invoke.texi (-Wempty-body): Update documentation.
9270 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9273 * c-common.h (warn_for_div_by_zero): Declare.
9274 * c-common.c (warn_for_div_by_zero): Define.
9275 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9278 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9280 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9281 to PREFIX and STANDARD_PREFIX.
9283 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9284 Phil Edwards <phil@codesourcery.com>
9286 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9287 (__gthread_once_t): Remove busy field for RTPs.
9288 (__GTHREAD_ONCE_INIT): Update accordingly.
9290 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9292 * doc/invoke.texi: Document VxWorks options.
9294 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9296 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9298 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9300 PR tree-optimization/30590
9301 * tree-nrv.c (tree_nrv): Check for the partial update of the
9304 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9306 * flags.h (flag_random_seed): Remove declaration, in favor of...
9307 * toplev.h (get_random_seed, set_random_seed): ... these.
9308 * tree.c (get_file_function_name): Use the former.
9309 * opts.c (common_handle_option): Use the latter.
9312 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9315 * cse.c (cse_find_path): Do not bail out if a basic block that
9316 we already visited now becomes part of a path that starts at a
9317 different basic block. Just disallow this, to make sure we
9318 visit each basic block at most once.
9320 2007-03-13 Jan Hubicka <jh@suse.cz>
9322 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9323 when profile esitmate is present, calls with very low frequency are
9326 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9328 PR tree-optimization/30730
9329 PR tree-optimization/26900
9330 * tree-ssa-loop-niter.c: Include gmp.h.
9332 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9333 split_to_var_and_offset, determine_value_range,
9334 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9335 bound_difference, bounds_add, bounds_negate,
9336 number_of_iterations_ne_max, dump_affine_iv): New functions.
9337 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9338 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9339 difference of initial and final value of control iv to validate
9341 (number_of_iterations_cond): Add loop parameter. Determine bounds
9342 on the difference of the extremes of the control iv. Add dumps.
9343 (expand_simple_operations): Handle phi nodes.
9344 (simplify_using_initial_conditions): Do not record used conditions.
9345 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9346 Do not set additional_info.
9347 (implies_nonnegative_p, implies_ge_p): Removed.
9348 (derive_constant_upper_bound): Do not use parameter `additional'.
9349 (record_estimate): Parameter `additional' removed. Parameter
9350 `i_bound' added. Do not call derive_constant_upper_bound.
9351 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9352 bound the number of iterations estimate.
9353 (estimate_numbers_of_iterations_loop): Pass the estimate from
9354 the number of iterations analysis to record_estimate.
9355 * tree.h (multiple_of_p): Declare.
9356 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9357 (scev_const_prop): Do not check expression_expensive_p.
9358 * fold-const.c (multiple_of_p): Exported.
9359 * double-int.c (double_int_mask): Exported.
9360 * double-int.h (double_int_mask): Declare.
9361 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9362 field. Added max field.
9364 2007-03-13 David Taylor <taylor@candd.org>
9367 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9370 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9373 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9374 two unamed patterns.
9376 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9378 * config/i386/i386.opt (mcx16, msahf): New options.
9379 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9380 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9382 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9383 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9384 Output -mcx16 and -msahf options when corresponding bit is set.
9386 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9389 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9391 * configure.ac: Test for assembler tolerance to # 0 "".
9392 * configure, config.in: Rebuilt.
9393 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9395 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9397 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9399 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9400 (handle_syscall): Handle direct system calls.
9401 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9403 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9405 * doc/invoke.texi: Fix cpp.info cross-reference.
9406 * doc/passes.texi: Fix gcc.info cross-reference.
9408 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9410 PR tree-optimization/30835
9411 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9412 bb_for_stmt is not NULL before accessing it.
9414 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9416 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9419 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9422 * doc/install.texi: Document --enable-stage1-languages
9424 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9426 * tree-pass.h (pass_into_cfg_layout_mode,
9427 pass_outof_cfg_layout_mode): Declare.
9428 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9429 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9430 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9431 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9433 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9435 * c-decl.c (warn_variable_length_array): New function.
9436 Refactored from grokdeclarator to handle warn_vla
9437 and handle unnamed array case.
9438 (grokdeclarator): Refactored VLA warning case.
9439 * c.opt (Wvla): New flag.
9440 * doc/invoke.texi (Wvla): New warning.
9442 2007-03-12 Richard Henderson <rth@redhat.com>
9444 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9445 (TARGET_SECTION_TYPE_FLAGS): New.
9447 2007-03-12 Richard Henderson <rth@redhat.com>
9449 * config/darwin.c (machopic_reloc_rw_mask): New.
9450 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9451 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9453 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9455 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9456 * cppdefault.h (cpp_PREFIX): Document.
9457 (cpp_PREFIX_len): Likewise.
9458 (cpp_EXEC_PREFIX): New variable.
9459 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9460 * c-incpath.c (add_standard_paths): Correct logic for relocating
9461 paths within prefix.
9463 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9465 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9466 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9468 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9469 fix_truncdfdi_sse using SSEMODEF mode macro.
9470 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9471 fix_truncdfsi_sse using SSEMODEF mode macro.
9472 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9473 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9475 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9477 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9480 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9482 * tree.h : Add multiple_of_p declaration.
9483 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9484 * ipa-type-escape.c (results_of_malloc): Redundant.
9485 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9486 (cast_type): Extended with new members.
9487 (check_cast): Returns cast_type.
9488 (cast): New structure for data of walk_use_def_chains.
9489 (is_malloc_result, is_cast_from_non_pointer_1,
9490 is_cast_from_non_pointer,
9491 is_array_access_through_pointer_and_index): New functions.
9492 (look_for_casts): Returns cast types.
9493 (check_call): Returns void.
9494 (okay_pointer_operation): Use support of pointer plus index,
9495 pointer plus constant and allow all multiplications.
9497 2007-03-11 Richard Guenther <rguenther@suse.de>
9499 PR tree-optimization/31115
9500 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9501 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9502 A shift count of zero is not special as with *_DIV_EXPR.
9503 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9506 2007-03-11 Ian Lance Taylor <iant@google.com>
9508 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9509 the *_DIV_EXPR codes correctly with overflow infinities.
9511 2007-03-11 Ira Rosen <irar@il.ibm.com>
9513 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9514 indicate success/failure of the analysis. Add negation to subtrahend
9515 in case of subtraction. Fail if both operands contain constants.
9516 (create_data_ref): Fail if analyze_offset fails.
9518 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9520 * config/i386/i386.md (frndintxf2): Rename to ...
9521 (rintxf2): ... this. Remove expander having same name.
9522 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9523 (roundsf2, rounddf2): Ditto.
9524 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9525 (lround<mode>di2, lround<mode>si2): Ditto.
9527 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9529 * lower-subreg.c: Include except.h.
9530 (decompose_multiword_subregs): Verify that the only control flow
9531 insns we can split are loads to multi-words pseudos.
9532 Handle breaking such blocks after splitting, instead of calling
9533 find_many_sub_basic_blocks.
9535 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9536 on the new basic block. Add a lengthy comment explaining why we
9537 thought this was necessary.
9538 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9540 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9543 * tree.c (walk_type_fields): Recurse into the element type of
9544 ARRAY_TYPEs if there is a pointer set.
9546 2007-03-10 Dirk Mueller <dmueller@suse.de>
9548 * c-common.c (warn_logical_operator): Fix condition.
9550 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9552 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9554 * config/darwin.c (machopic_select_section): Remove superfluous
9555 argument in call to categorize_decl_for_section. Remove unused
9558 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9560 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9562 * configure: Regenerate.
9564 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9567 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9568 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9569 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9570 Add LABEL_NUSES to emitted label.
9571 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9572 branch probability value to emitted jump insn.
9573 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9574 Do not check life information and do not re-arrange input operands
9575 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9577 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9579 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9580 the change of decode_asm_operands.
9582 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9584 * mode-switching.c (create_pre_exit): Skip blockage insn.
9586 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9588 * tree-pass.h (TODO_update_smt_usage): Remove.
9590 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9594 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9596 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9597 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9598 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9601 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9603 * gcc.c: Document %{, in big comment at top.
9604 (input_suffix_matches): Remove special handling for .s and
9606 (input_spec_matches): New.
9607 (handle_braces): Handle %{,.
9608 (validate_switches): ',' indicates a value which is not a switch.
9609 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9610 to detect assembler input.
9611 * config/i386/sol2.h (CPP_SPEC): Likewise.
9612 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9613 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9614 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9615 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9616 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9617 -m64 causes deployment target to default to 10.5.
9618 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9620 2007-03-09 Richard Henderson <rth@redhat.com>
9623 * target.h (targetm.asm.out.reloc_rw_mask): New.
9624 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9625 (TARGET_ASM_OUT): Use it.
9626 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9627 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9628 use the new reloc_rw_mask target hook instead.
9629 (default_section_type_flags_1): Merge into...
9630 (default_section_type_flags): ... here.
9631 (decl_readonly_section_1): Merge into...
9632 (decl_readonly_section): ... here.
9633 (default_elf_select_section_1): Merge into...
9634 (default_elf_select_section): ... here.
9635 (default_unique_section_1): Merge into...
9636 (default_unique_section): ... here.
9637 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9638 (default_select_rtx_section): Use it.
9639 (default_elf_select_rtx_section): Likewise.
9640 * output.h: Update to match.
9641 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9642 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9643 (TARGET_ASM_RELOC_RW_MASK): New.
9644 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9645 to categorize_decl_for_section.
9646 (x86_64_elf_unique_section): Likewise.
9647 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9648 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9649 (TARGET_ASM_RELOC_RW_MASK): New.
9650 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9651 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9652 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9653 (TARGET_RWRELOC): Remove.
9654 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9655 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9656 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9657 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9658 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9659 (rs6000_xcoff_select_section): Use decl_readonly_section.
9660 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9661 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9662 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9663 (TARGET_SECTION_TYPE_FLAGS): Remove.
9664 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9666 2007-03-09 Roger Sayle <roger@eyesopen.com>
9668 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9669 complex constant equality/inequality comparisons for here.
9670 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9671 known at compile-time or can be simplified to a scalar comparison.
9672 (fold_relational_const): Move compile-time evaluation of complex
9673 constant equality/inequality comparisons to here.
9675 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9677 PR rtl-optimization/30643
9678 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9680 (fold_rtx): Recurse, like before 2006-11-03.
9682 2007-03-09 DJ Delorie <dj@redhat.com>
9684 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9687 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9689 PR tree-optimization/30375
9690 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9691 LHS of statements is not the same.
9692 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9694 2007-03-09 Chao-ying Fu <fu@mips.com>
9696 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9698 * doc/invoke.texi (-mdspr2): Document new option.
9699 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9700 New unspec for DSP REV 2.
9701 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9702 these instructions are extended in DSP REV 2.
9703 (mips-dspr2.md): Include.
9704 * config/mips/mips.opt (mdspr2): New option.
9705 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9706 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9707 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9708 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9709 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9710 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9711 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9713 (bdesc_map): Add one field of unsupported_target_flags.
9714 (bdesc_arrays): Update entries to have extra fields. Add
9716 (mips_init_builtins): Initialize new function types.
9717 Check unsupported_target_fileds to filter out builtins.
9718 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9720 (ASM_SPEC): Pass mdspr2 to the assembler.
9721 * config/mips/mips-dspr2.md: New file.
9723 2007-03-09 Sa Liu <saliu@de.ibm.com>
9725 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9727 2007-03-09 Ian Lance Taylor <iant@google.com>
9729 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9730 argument) like -Wstrict-overflow=2.
9731 * doc/invoke.texi (Warning Options): Update documentation.
9733 2007-03-09 Dirk Mueller <dmueller@suse.de>
9736 * doc/invoke.texi (-Wlogical-op): Document.
9737 * common.opt (-Wlogical-op): New.
9738 * c-common.h (warn_logical_operator): Declare.
9739 * c-common.c (warn_logical_operator): Define.
9740 * c-typeck.c (parser_build_binary_op): Call
9741 warn_logical_operator.
9743 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9745 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9746 * final.c (final_scan_insn): Test for non-"" file name.
9748 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9750 * doc/loop.texi: Document the Omega linear constraints solver.
9751 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9752 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9753 omega-hash-table-size, omega-max-keys, and
9754 omega-eliminate-redundant-constraints.
9755 * tree-pass.h (pass_check_data_deps): Declared.
9758 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9759 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9760 pass_check_data_deps): New.
9761 * tree-data-ref.c (init_data_ref): Remove declaration.
9762 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9763 (analyze_array): Renamed init_array_ref, move up initializations.
9764 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9765 Removed arguments that are set to NULL.
9766 (analyze_indirect_ref): Correct indentation, correct call to
9768 (object_analysis): Call init_array_ref instead of analyze_array.
9769 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9770 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9771 of DR_ACCESS_FNS_ADDR.
9772 (init_omega_eq_with_af, omega_extract_distance_vectors,
9773 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9774 ddr_consistent_p): New.
9775 (compute_affine_dependence): Check consistency of ddrs when
9776 flag_check_data_deps is passed.
9777 (analyze_all_data_dependences): Uncomment.
9778 (tree_check_data_deps): New.
9779 * tree-data-ref.h: Include omega.h.
9780 (DR_ACCESS_FNS_ADDR): Removed.
9781 (data_dependence_relation): Add inner_loop.
9782 (DDR_INNER_LOOP): New.
9783 * common.opt (fcheck-data-deps): New.
9784 * tree-flow.h (tree_check_data_deps): Declare.
9785 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9786 (OBJS-common): Depend on omega.o.
9788 * passes.c (pass_check_data_deps): Scheduled.
9789 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9790 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9791 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9792 PARAM_VECT_MAX_VERSION_CHECKS,
9793 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9795 2007-03-09 Richard Guenther <rguenther@suse.de>
9797 PR tree-optimization/30904
9799 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9800 the same way as *_DIV_EXPR.
9802 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9804 * recog.c (decode_asm_operands): No mixed declarations and code.
9806 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9808 * rtl.def (ASM_INPUT): Add location.
9809 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9810 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9811 (decode_asm_operands): Add loc operand.
9812 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9813 * stmt.c (expand_asm): Rename to...
9814 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9815 gen_rtx_ASM_INPUT_loc.
9816 (expand_asm_expr): Adjust.
9817 * recog.c (decode_asm_operands): Add loc operand.
9818 (check_asm_operands, extract_insn): Adjust.
9819 * reload1.c (maybe_fix_stack_asms): Likewise.
9820 * final.c (asm_insn_count): Likewise.
9821 (final_scan_insn): Output # line before and after asm.
9823 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9825 * tree-ssa-structalias.c (variable_info): Remove
9827 (new_var_info): Ditto.
9828 (shared_bitmap_info_t): New structure.
9829 (shared_bitmap_table): New variable.
9830 (shared_bitmap_hash): New function.
9831 (shared_bitmap_eq): Ditto
9832 (shared_bitmap_lookup): Ditto.
9833 (shared_bitmap_add): Ditto.
9834 (merge_smts_into): Change to take bitmap directly.
9835 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9836 (init_alias_vars): Init shared bitmap hashtable.
9837 (delete_points_to_sets): Delete shared bitmap hashtable.
9838 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9839 is_aliased removal as a change that was still necessary was
9842 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9844 * config/i386/i386.h (override_options): Conditionally disable
9845 x86_sahf for 64bit targets only.
9847 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9850 * c-decl.c (merge_decls): Don't call make_var_volatile.
9851 * varasm.c (make_var_volatile): Remove.
9852 * output.h (make_var_volatile): Remove.
9854 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9856 PR tree-optimization/31085
9857 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9859 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9861 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9862 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9863 ATTR_CONST_NOTHROW_LIST.
9865 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9868 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9870 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9872 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9875 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9877 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9878 passed, use shared libgcc.
9880 2007-03-08 Roger Sayle <roger@eyesopen.com>
9882 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9883 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9884 (honor_protect_cleanup_actions, lower_try_finally_switch):
9886 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9887 ifc_temp_var): Likewise.
9888 * tree-inline.c (setup_one_parameter): Likewise.
9889 * tree-mudflap.c (mf_decl_cache_locals,
9890 mf_build_check_statement_for): Likewise.
9891 * tree-nested.c (init_tmp_var, save_tmp_var,
9892 finalize_nesting_tree_1): Likewise.
9893 * tree-outof-ssa.c (insert_copy_on_edge,
9894 insert_backedge_copies): Likewise.
9895 * tree-profile.c (tree_gen_edge_profiler,
9896 tree_gen_ic_profiler): Likewise.
9897 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9898 * tree-sra.c (sra_build_assignment): Likewise.
9899 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9900 * tree-ssa-math-opts.c (insert_reciprocals,
9901 execute_cse_sincos_1): Likewise.
9902 * tree-tailcall.c (adjust_accumulator_values,
9903 adjust_return_value): Likewise.
9904 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9905 * tree-vect-transform.c (vect_create_data_ref_ptr,
9906 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9907 vect_create_epilog_for_reduction, vectorizable_reduction,
9908 vectorizable_call, vectorizable_conversion,
9909 vectorizable_assignment, vectorizable_operation,
9910 vectorizable_type_demotion, vect_gen_widened_results_half,
9911 vect_permute_store_chain, vectorizable_store,
9912 vect_setup_realignment, vect_permute_load_chain,
9913 vectorizable_load, vectorizable_condition,
9914 vect_create_cond_for_align_checks): Likewise.
9915 * tree-vrp.c (build_assert_expr_for): Likewise.
9917 2007-03-08 Ian Lance Taylor <iant@google.com>
9919 * tree-vrp.c: Include "intl.h".
9920 (usable_range_p): New static function.
9921 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9922 overflowed values, juts set *strict_overflow_p.
9923 (compare_values): Only return -2 if one of the operands is not a
9925 (compare_ranges): Call usable_range_p.
9926 (compare_range_with_value): Likewise.
9927 (vrp_evaluate_conditional_warnv): Rename from
9928 vrp_evaluate_conditional. Make static. Change all callers.
9929 (vrp_evaluate_conditional): New function.
9930 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9932 (simplify_abs_using_ranges): Likewise.
9933 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9934 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9935 within_stmt parameter.
9936 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9937 vrp_evaluate_conditional.
9938 * tree-ssa-threadedge.c
9939 (record_temporary_equivalences_from_stmts_at_dest): Change
9940 simplify parameter to take a second tree parameter.
9941 (simplify_control_stmt_condition): Likewise.
9942 (thread_across_edge): Likewise.
9943 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9944 (thread_across_edge): Likewise.
9945 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9947 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/i386.h (TARGET_SAHF): New define.
9950 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9951 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9952 (x86_sahf): New global variable.
9953 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9954 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9955 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9956 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9958 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9959 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9960 when expanding fcomi/sahf based tests.
9961 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9962 expanding sahf based alternative. Emit sahf based sequence when
9963 optimizing for code size.
9964 * config/i386/i386.md (x86_sahf_1): Do not disable for
9965 TARGET_64BIT, enable for TARGET_SAHF.
9967 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9969 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9970 spurious whitespace from error message.
9972 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9975 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9977 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9979 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9981 * tree-sra.c (instantiate_element): Propagate disabled warnings
9982 from the element itself to the created variable.
9984 2007-03-07 Richard Henderson <rth@redhat.com>
9987 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9988 silently fix up the stack in the case of a missing register.
9990 2007-03-07 Paul Brook <paul@codesourcery.com>
9992 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9994 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9996 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9998 (phase1_vrs): Use them.
9999 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10000 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10001 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10002 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10003 __gnu_Unwind_Restore_WMMXC if required.
10004 (_Unwind_VRS_Pop): Implement iWMMXt support.
10005 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10006 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10007 gnu_Unwind_Save_WMMXC): Define.
10009 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10011 * config/vxworks.h (vxworks_override_options): Declare.
10012 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10013 * config/vxworks.c: Include target.h and toplev.h.
10014 (vxworks_override_options): New function.
10015 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10017 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10019 * config/s390/s390.c (override_options): Don't emit an error when
10020 -mstack-size is used without providing -mstack-guard.
10021 (s390_emit_prologue): Choose stack_guard value automatically if not
10022 provided via command line.
10023 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10025 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10027 * config/i386/i386.c (output_set_got): Add a GOT initialization
10028 sequence for VxWorks PIC.
10029 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10030 around labels as well as symbols. Use gotoff_operand instead
10031 of local_symbolic_operand.
10032 (legitimize_pic_address): Use gotoff_operand instead of
10033 local_symbolic_operand. Use @GOT accesses for labels as
10035 (ix86_output_addr_diff_elt): Use PC-relative rather than
10036 GP-relative offsets for VxWorks PIC.
10037 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10038 no_new_pseudos. Check whether the returned register is op0.
10039 * config/i386/i386.md (tablejump): Use PC-relative rather than
10040 GP-relative offsets for VxWorks PIC.
10041 * config/i386/predicates.md (gotoff_operand): New predicate.
10043 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10045 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10047 * config/vxworks-dummy.h: New file.
10048 * config/i386/i386.h: Include it.
10050 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10052 * dwarf2out.c (is_inlined_entry_point): New
10053 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10054 DW_AT_ranges if the first subblock is the entry point.
10056 2007-03-06 David Daney <ddaney@avtrex.com>
10058 * doc/install.texi (mips-*-*): Change recommended binutils
10061 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10063 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10064 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10066 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10067 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10069 2007-03-06 Jan Hubicka <jh@suse.cz>
10071 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10072 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10074 (probably_cold_bb_p): Cold functions are cold.
10075 (probably_never_executed_bb_p): Cold functions are cold.
10076 (tree_bb_level_predictions): Predict calls to cold functions as not
10078 (compute_function_frequency): Check hot/cold attributes.
10079 * function.h (function_frequency): Update comments.
10080 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10081 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10082 (c_common_att): Add cold and hot.
10084 * doc/extend.texi (hot,cold attributes): Document.
10086 2007-03-06 Andrew Haley <aph@redhat.com>
10088 * function.c (expand_function_end): Move blockage to just after we
10089 emit the label for the naked return from the function.
10091 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10093 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10096 2007-03-06 Jan Hubicka <jh@suse.cz>
10098 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10099 loaded for constant large models. Non-large 64bit PIC can do.
10100 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10101 * cmodel.h: Add LARGE PIC.
10102 * i386.md (UNSPEC_PLTOFF): New.
10103 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10105 (*call_1_rex64): Disable for large models.
10106 (*call_1_rex64_large): New.
10107 (*call_value_1_rex64): Disable for large models.
10108 (*call_value_1_rex64_large): New.
10109 (set_rip_rex4): New.
10110 (set_got_offset_rex64): New.
10111 * predicates.md (constant_call_address_operand): For large model
10112 constant calls are not possible.
10113 * i386-protos.h (construct_plt_address): Declare.
10114 * i386.c (override_options): Accept large models.
10115 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10116 (legitimate_constant_p): Add new UNSPECs.
10117 (legitimate_pic_operand_p): Likewise.
10118 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10119 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10121 (output_pic_addr_const): Add PLTOFF.
10122 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10123 (ix86_expand_move): Legitimize pic address when in PIC mode.
10124 (construct_plt_address): New function.
10125 (ix86_expand_call): Offload the address to register and use GOT pointer
10127 * invoke.texi (mcmodel=large): Update documentation.
10129 2007-03-06 Richard Henderson <rth@redhat.com>
10131 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10132 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10133 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10134 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10135 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10136 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10137 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10138 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10139 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10140 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10141 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10142 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10143 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10144 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10145 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10146 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10147 x86_schedule, x86_use_bt, x86_pad_returns,
10148 x86_use_xchgb): Merge into ...
10149 (ix86_tune_features): ... here. New array.
10150 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10151 x86_bswap): Merge into ...
10152 (ix86_arch_features): ... here. New array.
10153 (x86_3dnow_a): Remove.
10154 (x86_accumulate_outgoing_args): Make static.
10155 (x86_arch_always_fancy_math_387): Make static.
10156 (ix86_tune_mask, ix86_arch_mask): Move ...
10157 (override_options): ... to local variables here. Apply the
10158 appropriate mask to each element of ix86_arch_features and
10159 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10160 as were done in the old macros.
10161 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10162 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10163 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10164 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10165 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10166 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10167 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10168 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10169 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10170 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10171 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10172 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10173 x86_accumulate_outgoing_args, x86_prologue_using_move,
10174 x86_epilogue_using_move, x86_decompose_lea,
10175 x86_arch_always_fancy_math_387, x86_shift1,
10176 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10177 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10178 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10179 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10180 x86_use_incdec, x86_pad_returns, x86_bswap,
10181 x86_partial_flag_reg_stall): Remove.
10182 (enum ix86_tune_indices): New.
10183 (ix86_tune_features): New.
10184 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10185 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10186 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10187 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10188 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10189 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10190 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10191 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10192 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10193 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10194 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10195 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10196 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10197 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10198 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10199 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10200 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10201 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10202 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10203 TARGET_EXT_80387_CONSTANTS): Use it.
10204 (enum ix86_arch_indices): New.
10205 (ix86_arch_features): New.
10206 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10207 TARGET_BSWAP): Use it.
10208 (ix86_tune_mask, ix86_arch_mask): Remove.
10210 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10213 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10214 Define using $${sysroot_headers_suffix}.
10215 * configure: Regenerate.
10216 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10217 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10219 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10220 * gcc.c (print_sysroot_headers_suffix): New.
10221 (option_map): Include --print-sysroot-headers-suffix.
10222 (display_help): Mention -print-sysroot-headers-suffix.
10223 (process_command): Handle -print-sysroot-headers-suffix.
10224 (do_spec_1): Append multilib directory to include-fixed path if
10225 sysroot suffixes in use.
10226 (main): Handle -print-sysroot-headers-suffix.
10227 * Makefile.in (start.encap): Don't depend on xlimits.h
10228 (xlimits.h): Remove.
10229 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10230 limits.h for each multilib in fixinc_list.
10231 (fixinc_list, s-fixinc_list): New.
10232 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10233 generate them for each multilib in fixinc_list.
10234 (stmp-fixproto): Use include-fixed. Run fixproto for each
10235 multilib in fixinc_list.
10236 (mostlyclean): Don't remove xlimits.h.
10237 (clean): Remove include-fixed.
10238 (real-install-headers-tar, real-install-headers-cpio,
10239 real-install-headers-cp): Don't copy include, only include-fixed.
10240 (install-mkheaders): Depend on fixinc_list. Don't depend on
10241 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10242 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10243 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10245 2007-03-06 Jan Hubicka <jh@suse.cz>
10247 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10252 * configure.ac: Allow tm_file to contain build-directory files.
10253 * configure: Regenerate.
10254 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10255 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10256 * config/m68k/print-sysroot-suffix.sh: New file.
10258 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10260 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10261 of pic_offset_table_rtx if reload_completed.
10262 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10263 PIC_OFFSET_TABLE_REGNUM.
10264 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10266 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10267 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10269 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10271 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10272 functions that call eh_return.
10274 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10276 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10277 functions that need a constant pool.
10279 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10282 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10283 (m68k_preferred_reload_class): Likewise.
10284 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10285 (SECONDARY_RELOAD_CLASS): Define.
10286 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10287 (LIMIT_RELOAD_CLASS): Delete.
10288 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10289 registers from storing bytes.
10290 (m68k_secondary_reload_class): New function.
10291 (m68k_preferred_reload_class): Likewise.
10293 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10295 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10297 (m68k_expand_prologue): Likewise.
10299 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10301 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10302 (mips_expand_epilogue): Add a bool parameter.
10303 (m68k_legitimize_sibcall_address): Declare.
10304 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10305 (m68k_expand_epilogue): Add a parameter to select between sibling
10306 and normal epilogues. Only generate a return for the latter.
10307 (m68k_ok_for_sibcall_p): New function.
10308 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10309 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10310 (sibcall_value, *sibcall_value): Likewise.
10311 (*call, *call_value): Require !SIBLING_CALL_P.
10312 (epilogue): Update call to m68k_expand_epilogue.
10313 (sibcall_epilogue): New pattern.
10314 * config/m68k/predicates.md (const_call_operand): Say that this
10315 predicate applies to sibling calls too.
10316 (sibcall_operand): New predicate.
10318 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10320 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10321 alternatives as movsi_cf.
10322 (movsf_cf_hard): Add commentary.
10324 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10325 Richard Sandiford <richard@codesourcery.com>
10327 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10328 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10329 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10330 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10331 as being live on exit from an interrupt function.
10332 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10333 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10334 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10335 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10336 (m68k_interrupt_function_p): Globalize.
10337 (m68k_compute_frame_layout): Remove reverse mask code.
10338 (m68k_emit_movem, m68k_set_frame_related): New functions.
10339 (m68k_output_function_prologue): Delete in favor of...
10340 (m68k_expand_prologue): ...this new function.
10341 (m68k_output_function_epilogue): Delete in favor of...
10342 (m68k_expand_epilogue): ...this new function.
10343 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10345 (print_operand): Handle %?.
10346 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10347 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10348 (prologue, epilogue): New patterns.
10349 (return): Turn into a define_expand.
10350 (*return): New pattern, derived from old "return" pattern. Use rte
10351 rather than rts for interrupt functions. Only use rtd if the pop
10353 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10354 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10355 (link, *link, unlink, *unlink, load_got): Likewise.
10357 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10361 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10362 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10363 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10364 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10365 and m68k_matches_u_p.
10366 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10367 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10368 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10369 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10370 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10371 (REG_STRICT_P): New macro.
10372 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10373 PCREL_GENERAL_OPERAND_OK.
10374 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10375 m68k_legitimate_base_reg_p.
10376 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10377 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10378 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10379 * config/m68k/m68k.c (m68k_address): New structure.
10380 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10381 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10382 (m68k_jump_table_ref_p, m68k_decompose_address)
10383 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10384 (m68k_matches_u_p): New functions.
10385 (print_operand_address): Rewrite to use m68k_decompose_index.
10387 2007-03-05 David Taylor <dtaylor@emc.com>
10389 * gcc.c: Correct copyright date in --version output.
10391 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10393 * pa.md: In unamed move patterns, disparge copies between general
10394 and floating point registers using '?' modifier. Don't include 'f'
10395 constraint for register preferences in DImode, SImode, HImode and
10396 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10397 Remove constraints for copies between general and floating registers
10398 in soft-float DFmode pattern.
10399 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10403 2007-03-05 Mike Stump <mrs@apple.com>
10405 * c-common.c (targetcm): Add.
10406 * c-opts.c (c_common_handle_option): Handle language specific
10408 * opts.c (handle_option): Verify language for target options, if
10410 * opth-gen.awk: Add CL_LANG_ALL.
10411 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10412 (TARGETCM_INITIALIZER): Add.
10413 * target.h (struct gcc_targetcm): Add.
10415 * targhooks.c (default_handle_c_option): Add.
10416 * targhooks.h (default_handle_c_option): Add.
10417 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10419 * config/darwin.opt (iframework): Add.
10420 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10421 * config/darwin-c.c (handle_c_option): Add.
10422 (TARGET_HANDLE_C_OPTION): Add.
10424 * doc/invoke.texi (Darwin Options): Add -iframework.
10426 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10428 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10431 2007-03-05 Ian Lance Taylor <iant@google.com>
10433 * c.opt (fgnu89-inline): New option.
10434 * c-opts.c (c_common_post_options): Set default value for
10436 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10437 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10439 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10440 (grokdeclarator, start_function): Likewise.
10441 * c-cppbuiltin.c (c_cpp_builtins): Define either
10442 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10443 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10444 (C Dialect Options): Document -fgnu89-inline.
10445 * doc/extend.texi (Function Attributes): Explain what the
10446 gnu_inline attribute does.
10447 * doc/cpp.texi (Common Predefined Macros): Document
10448 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10450 2007-03-05 Ian Lance Taylor <iant@google.com>
10452 PR tree-optimization/31034
10453 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10454 half-range if the other side is an overflow infinity.
10456 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10458 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10459 (bfin*-linux-uclibc*): New configuration.
10460 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10462 * config/bfin/linux.h: New file.
10463 * config/bfin/libgcc-bfin.ver: New file.
10464 * config/bfin/t-bfin-uclinux: New file.
10465 * config/bfin/t-bfin-linux: New file.
10466 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10467 (TARGET_OS_CPP_BUILTINS): New macro.
10469 2007-03-05 Richard Guenther <rguenther@suse.de>
10471 * fold-const.c (fold_binary): Remove duplicate folding
10472 of comparison of non-null ADDR_EXPR against null.
10474 2007-03-05 Richard Guenther <rguenther@suse.de>
10475 Dorit Nuzman <dorit@il.ibm.com>
10477 PR tree-optimization/26420
10478 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10479 are no loops in the function. Only print the number of
10480 vectorized loops if it is greater than zero or we are supposed
10481 to print information about unvectorized loops.
10483 2007-03-05 Revital Eres <eres@il.ibm.com>
10485 * gcc.dg/var-expand1.c: New test.
10486 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10487 when an accumulator is expanded.
10489 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10492 * c-common.c (convert_and_check): Don't give warnings for
10493 conversion if 'expr' already overflowed.
10495 2007-03-04 Roger Sayle <roger@eyesopen.com>
10497 PR middle-end/30744
10498 * fold-const.c (fold_comparison): Enforce type consistency when
10499 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10501 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10503 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10504 containing a cast to the base of TARGET_MEM_REF.
10506 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10508 * tree.c (tree_contains_struct_check_failed): Remove spurious
10509 whitespace from error message.
10511 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10514 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10515 instead of precision.
10517 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10518 Nathan Sidwell <nathan@codesourcery.com>
10520 * emit-rtl.c (find_auto_inc): New.
10521 (try_split): recreate REG_INC notes,
10522 Use regular for loops rather than whiles.
10524 2007-03-03 Andreas Schwab <schwab@suse.de>
10526 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10527 * configure: Regenerate.
10529 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10531 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10532 flag_rounding_math, not flag_unsafe_math_optimizations.
10534 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10536 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10537 alpha_fold_vector_minmax): Likewise.
10538 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10539 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10541 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10543 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10544 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10545 if the lhs has side-effects.
10546 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10548 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10550 * config/i386/i386.h (TUNEMASK): Remove define.
10551 (ARCHMASK): Remove define.
10552 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10553 Use ix86_arch_mask variable instead of ARCHMASK.
10554 * config/i386/i386.c (override_options): Ditto.
10555 (standard_80387_constant_p): Ditto.
10557 2007-03-02 Ian Lance Taylor <iant@google.com>
10559 Used signed infinities in VRP.
10560 * tree-vrp.c (uses_overflow_infinity): New static function.
10561 (supports_overflow_infinity): New static function.
10562 (make_overflow_infinity): New static function.
10563 (negative_overflow_infinity): New static function.
10564 (positive_overflow_infinity): New static function.
10565 (is_negative_overflow_infinity): New static function.
10566 (is_positive_overflow_infinity): New static function.
10567 (is_overflow_infinity): New static function.
10568 (overflow_infinity_range_p): New static function.
10569 (compare_values_warnv): New function split out of compare_values.
10570 (compare_value): Call it.
10571 (set_value_range_to_nonnegative): Add overflow_infinity
10572 parameter. Change caller.
10573 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10575 (vrp_expr_computes_nonzero): Likewise.
10576 (compare_ranges, compare_range_with_value): Likewise.
10577 (compare_name_with_value, compare_names): Likewise.
10578 (vrp_evaluate_conditional): Likewise.
10579 (set_value_range): Handle infinity
10580 (vrp_operand_equal_p, operand_less_p): Likewise.
10581 (extract_range_from_assert): Likewise.
10582 (vrp_int_const_binop): Likewise.
10583 (extract_range_from_binary_expr): Likewise.
10584 (extract_range_from_unary_expr): Likewise.
10585 (extract_range_from_comparison): Likewise.
10586 (extract_range_from_expr): Likewise.
10587 (dump_value_range): Likewise.
10588 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10589 (test_for_singularity): Likewise.
10590 (vrp_int_const_binop): Remove inline qualifier.
10591 (adjust_range_with_scev): Add comment.
10592 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10594 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10596 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10597 (get_constraint_for): Likewise.
10598 (do_structure_copy): Likewise.
10599 (find_func_aliases): Fix references to MODIFY_EXPR.
10600 (intra_create_variable_infos): Tidy.
10601 * tree-ssa-operands.c (add_virtual_operand): Add argument
10603 When adding members of alias sets, if IS_CALL_SITE is true and
10604 the symbol is not call-clobbered, skip it.
10605 Adjust all callers.
10607 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10609 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10610 entry by means of emit_insn_at_entry.
10612 2007-03-02 Richard Henderson <rth@redhat.com>
10614 * expr.h (promoted_input_arg): Remove decl.
10615 * function.c (promoted_input_arg): Merge into ...
10616 * combine.c (setup_incoming_promotions): ... only caller.
10617 Rearrange to avoid double loop.
10619 2007-03-02 Ben Elliston <bje@au.ibm.com>
10620 Peter Bergner <bergner@vnet.ibm.com>
10621 Janis Johnson <janis187@us.ibm.com>
10623 * config/rs6000/dfp.md: New file.
10624 * config/rs6000/rs6000.md: Include dfp.md.
10625 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10626 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10627 and TDmode decimal float modes in FP registers.
10628 (num_insns_constant): Likewise.
10629 (rs6000_legitimate_offset_address_p): Likewise.
10630 (rs6000_legitimize_address): Likewise.
10631 (rs6000_legitimize_reload_address): Likewise.
10632 (rs6000_legitimate_address): Likewise.
10633 (rs6000_emit_move): Likewise.
10634 (function_arg_boundary): Likewise.
10635 (function_arg_advance): Likewise.
10636 (rs6000_darwin64_record_arg_recurse): Likewise.
10637 (function_arg): Likewise.
10638 (rs6000_gimplify_va_arg): Likewise.
10639 (rs6000_split_multireg_move): Likewise.
10640 (rs6000_output_function_epilogue): Likewise.
10641 (rs6000_output_function_epilogue): Likewise.
10642 (rs6000_register_move_cost): Likewise.
10643 (rs6000_function_value): Likewise.
10644 (rs6000_libcall_value): Likewise.
10646 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10648 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10650 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10652 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10653 Use $MULTIDIR to choose between the kernel and RTP headers,
10654 and use $WIND_BASE and $WIND_USR to locate them.
10656 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10658 * config/i386/i386.c (override_options): Put initialization of
10659 ix86_tune_mask and ix86_arch_mask to the correct place.
10661 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10662 Michael Meissner <michael.meissner@amd.com>
10665 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10666 (ARCHMASK): Define.
10667 (TARGET_CMOVE): Use ARCHMASK.
10668 (TARGET_CMPXCHG): Ditto.
10669 (TARGET_CMPXCHG8B): Ditto.
10670 (TARGET_XADD): Ditto.
10671 (TARGET_BSWAP): Ditto.
10672 * config/i386/i386.c (ix86_tune_mask): New global variable.
10673 (ix86_arch_mask): Ditto.
10674 (override_options): Initialize ix86_tune_mask and
10675 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10678 2007-03-02 Ben Elliston <bje@au.ibm.com>
10681 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10683 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10685 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10686 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10687 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10688 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10690 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10691 rs6000_init_dwarf_reg_sizes_extra): New.
10692 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10693 SPE register high parts.
10695 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10697 * Makefile.in: Add install-pdf target as
10698 copied from automake v1.10 rules.
10699 * configure.ac: Add install-pdf to target list.
10700 * configure: Regenerate.
10702 2007-03-01 Paul Brook <paul@codesourcery.com>
10704 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10705 modes to LDRD for DImode.
10706 (output_move_double): Fixup out of range ldrd/strd.
10707 (vfp_secondary_reload_class): Rename...
10708 (coproc_secondary_reload_class): ... to this. Add wb argument.
10709 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10710 coproc_secondary_reload_class for CLASS_IWMMXT.
10711 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10712 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10714 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10716 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10717 factor by the estimated number of iterations.
10718 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10721 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10722 decode_caches_intel, detect_caches_intel): New functions.
10723 (host_detect_local_cpu): Use detect_caches_amd and
10724 detect_caches_intel.
10726 2007-03-01 Richard Henderson <rth@redhat.com>
10728 * expr.c (emit_move_complex_push): Export.
10729 (emit_move_complex_parts): Split out from ...
10730 (emit_move_complex): ... here.
10731 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10732 * config/i386/i386.md (movcdi): New.
10734 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10736 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10737 size of mode1 to check for tieable modes in MMX case.
10739 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10741 * Makefile.in (rtlanal.o): Depend on tree.h.
10742 * rtl.h (offset_within_section_p, split_const): Declare.
10743 * rtlanal.c: Include tree.h.
10744 (offset_within_block_p): New function, taken from
10745 mips_offset_within_object_p.
10746 (split_const): New function, taken from mips_split_const.
10747 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10749 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10750 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10751 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10752 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10753 (m68k_illegitimate_symbolic_constant_p): New function.
10754 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10755 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10756 symbolic constant that might be outside the symbol's section,
10757 move the symbol first and then add the offset.
10758 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10760 * config/mips/mips.c (mips_split_const): Delete.
10761 (mips_offset_within_object_p): Delete.
10762 (mips_symbolic_constant_p): Use offset_within_section_p and
10763 split_const instead of mips_offset_within_object_p and
10765 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10766 (mips_legitimize_const_move, print_operand_reloc)
10767 (mips_dangerous_for_la25_p): Use split_const instead of
10770 2007-02-28 Eric Christopher <echristo@apple.com>
10772 * Makefile.in (install-include-dir): Don't rm -rf include.
10774 2007-02-28 Richard Guenther <rguenther@suse.de>
10776 PR middle-end/30364
10777 * fold-const.c (fold_binary): Do not associate expressions
10778 with more than one variable for integer types that do not wrap.
10780 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10782 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10783 Delete, and replace with...
10784 (fold_builtin_call_array): This. Update callers to use it.
10785 * fold-const.c (fold_build_call_list): Delete, and replace with...
10786 (fold_build_call_array): This.
10787 (fold_build_call_list_initializer): Delete, and replace with...
10788 (fold_build_call_array_initializer): This.
10789 * tree.h: Update declarations to reflect above changes.
10791 * c-typeck.c (build_function_call): Store converted arguments
10792 in a stack-allocated array instead of building a list.
10793 (convert_arguments): Store arguments in the array passed in as an
10794 argument, and return the actual number of arguments.
10795 * c-format.c: (check_function_format): Pass arguments in an
10796 array instead of a list.
10797 * c-common.c (check_function_nonnull): Likewise.
10798 (check_function_sentinel): Likewise.
10799 (check_function_arguments): Likewise.
10800 * c-common.h: Update declarations to reflect above changes.
10802 2007-02-28 Jan Hubicka <jh@suse.cz>
10804 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10805 PRED_NEGATIVE_RETURN): Update outcomes.
10807 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10809 * calls.c (emit_library_call_value_1): Handle partial registers
10810 correctly when building up CALL_INSN_FUNCTION_USAGE.
10812 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10814 * pa/predicates.md (move_src_operand): Allow zero for mode.
10815 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10818 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10821 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10822 *movv2df_internal): Enable pattern only for valid operand
10824 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10825 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10827 2007-02-27 Mike Stump <mrs@apple.com>
10829 * config/darwin-crt3.c: Avoid compilation when compiling for a
10832 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10834 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10836 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10837 for fixed headers and limits.h.
10838 (install-include-dir, install-headers-tar, install-headers-cpio,
10839 install-headers-cp, real-install-headers-tar,
10840 real-install-headers-cpio, real-install-headers-cp): Handle
10841 include-fixed as well as include.
10842 (install-mkheaders): Don't install files that go only in include
10844 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10845 from GCC_INCLUDE_DIR.
10846 * gcc.c (process_command): Remove special -BstageN/ handling.
10847 (do_spec_1): Add include-fixed directories.
10849 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10851 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10853 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10855 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10858 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10860 * c-common.c (get_priority): Add check for
10861 SUPPORTS_INIT_PRIORITY.
10863 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10865 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10867 * config/bfin/bfin.c: Include "cfglayout.h".
10868 (MAX_LSETUP_DISTANCE): New macro.
10869 (struct loop_info): New members incoming, incoming_src and
10870 incoming_dest. Delete member predecessor.
10871 (length_for_loop): New function.
10872 (bfin_optimize_loop): Handle more different loop structures.
10873 (bfin_discover_loop): Rework detection of predecessor blocks by
10874 examining incoming edges.
10875 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10877 (bfin_reorder_loops): New function.
10878 (bfin_reorg_loops): Use these three new functions.
10880 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10881 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10882 (CONSTRAINT_LEN): Add entry for 'q'.
10883 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10884 Add 'q' constraints.
10885 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10886 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10888 * config/bfin/bfin.md (add_with_carry): New pattern.
10889 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10890 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10891 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10892 support unsigned multiplies too. Removed incorrect commutativity from
10893 operand 1 constraint where appropriate.
10894 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10896 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10897 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10899 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10900 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10901 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10902 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10903 usmulhisi_hh_huh): New patterns.
10905 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10906 lshifthi3): Fix output template to use half reg for operand 2.
10908 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10911 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10913 2007-02-27 Andreas Schwab <schwab@suse.de>
10915 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10917 2007-02-27 Jan Hubicka <jh@suse.cz>
10919 * predict.c (last_basic_block_p): Remove.
10920 (tree_estimate_probability): Update return heuristic for commonized
10923 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10925 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10927 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10929 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10930 * doc/cpp.texi: Standardize title page.
10931 * doc/cppinternals.texi: Likewise.
10932 * doc/gcc.texi: Standardize title page, remove version number
10933 from copyright page.
10934 * doc/gccint.texi: Likewise.
10935 * doc/install.texi: Standardize title page, add table of
10938 2007-02-26 Jan Hubicka <jh@suse.cz>
10940 * predict.def: Set outcomes according to more recent results.
10941 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10942 Remove dead predictors.
10943 * predict.c (return_prediction): Fix pasto.
10945 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10947 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10948 change; avoid a memory leak when returning early.
10950 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10952 * c-decl.c (static_ctors): Move to c-common.c.
10953 (static_dtors): Likewise.
10954 (finish_function): Use c_record_cdtor_fn.
10955 (build_cdtor): Move to c-common.c.
10956 (c_write_global_declarations): Use c_build_cdtor_fns.
10957 * c-common.h (static_ctors): Declare.
10958 (static_dtors): Likewise.
10959 (c_record_cdtor_fn): Likewise.
10960 (c_build_cdtor_fns): Likewise.
10961 * c-common.c (static_ctors): New variable.
10962 (static_dtors): Likewise.
10963 (c_record_cdtor_fn): New function.
10964 (build_cdtor): Move from c-decl.c
10965 (c_build_cdtor_fns): New function.
10967 * output.h (assemble_addr_to_section): Declare.
10968 (get_cdtor_priority_section): Likewise.
10969 * varasm.c (assemble_addr_to_section): New function.
10970 (get_cdtor_priority_section): Likewise.
10971 (default_named_section_asm_out_destructor): Use them.
10972 (destor_dtor_section_asm_out_destructor): Likewise.
10973 (default_named_section_asm_out_constructor): Likewise.
10974 (default_ctor_section_asm_out_constructor): Likewise.
10975 * config.gcc (*-*-vxworks*): Include vxworks.o.
10976 * config/t-vxworks (vxworks.o): New target.
10977 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10978 (TARGET_ASM_CONSTRUCTOR): Define.
10979 (TARGET_ASM_DESTRUCTOR): Likewise.
10980 (vxworks_asm_out_constructor): Declare.
10981 (vxworks_asm_out_destructor): Likewise.
10983 * c-common.c (get_priority): Check that we have not just an
10984 INTEGER_CST, but an integer constant with integeral type.
10986 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10988 PR tree-optimization/30938
10989 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10990 use &dt[nargs-1] instead of &dt[nargs] in the call to
10991 vect_is_simple_use().
10993 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10995 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10996 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10997 Do not attempt to handle MEM inside auto-inc expressions.
10998 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10999 of a register modified by an auto-inc expression. However, do handle
11000 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11001 (elimination_effects): Prohibit elimination of a register modified
11002 by an auto-inc expression. Disable register elimination rules whose
11003 target register is modified by an auto-inc expression with variable
11006 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11008 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11010 (array_at_struct_end_p): New function.
11011 (idx_infer_loop_bounds): Use it.
11012 (estimate_numbers_of_iterations_loop): Export.
11013 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11014 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11015 (tree_estimate_probability): Call record_loop_exits.
11016 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11017 (estimated_loop_iterations, estimated_loop_iterations_int,
11018 estimated_loop_iterations_tree): New functions.
11019 (analyze_siv_subscript_cst_affine,
11020 compute_overlap_steps_for_affine_1_2,
11021 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11022 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11023 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11024 (PRED_LOOP_ITERATIONS_GUESSED): New.
11025 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11026 * cfgloop.h (estimate_numbers_of_iterations_loop,
11027 estimated_loop_iterations_int): Declare.
11029 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11031 * doc/extend.texi: Document optional priority argument to
11032 constructors and destructors.
11033 * tree.c (init_priority_for_decl): Adjust GTY markers.
11034 (init_ttree): Use priority-info hash functions for
11035 init_priority_for_decl.
11036 (tree_map_eq): Rename to ...
11037 (tree_map_base_eq): ... this.
11038 (tree_map_marked_p): Rename to ...
11039 (tree_map_base_marked_p): ... this.
11040 (tree_map_base_hash): New function.
11041 (decl_init_priority_lookup): Rework.
11042 (decl_fini_priority_lookup): New function.
11043 (decl_priority_info): New function.
11044 (decl_init_priority_insert): Use it.
11045 (decl_fini_priority_insert): Likewise.
11046 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11048 (decl_restrict_base_insert): Likewise.
11049 (decl_debug_expr_insert): Likewise.
11050 (decl_value_expr_lookup): Likewise.
11051 (decl_value_expr_insert): Likewise.
11052 * tree.h (priority_type): New type.
11053 (decl_init_priority_lookup): Use priority_type.
11054 (decl_fini_priority_lookup): New function.
11055 (decl_init_priority_insert): Use priority_type.
11056 (decl_fini_priority_insert): New function.
11057 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11058 (DECL_INIT_PRIORITY): Likewise.
11059 (SET_DECL_INIT_PRIORITY): Add comment.
11060 (DECL_FINI_PRIORITY): New macro.
11061 (SET_DECL_FINI_PRIORITY): Likewise.
11062 (DEFAULT_INIT_PRIORITY): Document.
11063 (MAX_INIT_PRIORITY): Likewise.
11064 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11065 (tree_map_base): New type.
11066 (tree_map_base_eq): New function.
11067 (tree_map_base_hash): Likewise.
11068 (tree_map_base_marked_p): Likewise.
11069 (tree_map): Inherit from tree_map_base.
11070 (tree_map_eq): Make it a macro.
11071 (tree_map_marked_p): Likewise.
11072 (tree_int_map): Inherit from tree_map_base.
11073 (tree_int_map_eq): Make it a macro.
11074 (tree_int_map_hash): Likewise.
11075 (tree_int_map_marked_p): Likewise.
11076 (tree_priority_map): New type.
11077 (tree_priority_map_eq): New macro.
11078 (tree_priority_map_hash): Likewise.
11079 (tree_priority_map_marked_p): Likewise.
11080 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11082 (emutls_common_1): Likewise.
11083 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11084 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11085 of tree_map hierarchy.
11086 * tree-cfg.c (move_stmt_r): Likewise.
11087 (new_label_mapper): Likewise.
11088 * c-tree.h (c_expand_body): Move to ...
11089 * c-common.h (c_expand_body): ... here.
11090 * c-decl.c (c_expand_body): Move to ...
11091 * c-common.c (c_expand_body): ... here.
11092 (c_common_attribute_table): Allow 1 argument for the constructor
11093 and destructor attributes.
11094 (get_priority): New function.
11095 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11096 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11098 2007-02-24 Jan Hubicka <jh@suse.cz>
11100 PR middle-end/30509
11101 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11103 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11104 Jan Hubicka <jh@suse.cz>
11107 * i386.c (counter_mode): New function.
11108 (expand_set_or_movmem_via_loop): Use it.
11109 (expand_movmem_epilogue): Likewise; fix pasto.
11110 (ix86_expand_movmem): Do emit guard even for constant counts.
11111 (ix86_expand_setmem): Likewise.
11113 2007-02-25 Nick Clifton <nickc@redhat.com>
11115 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11116 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11118 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11121 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11122 count argument with 0x10, not with 0x16.
11123 (expand_setmem_epilogue): Ditto.
11125 2007-02-24 Mike Stump <mrs@apple.com>
11127 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11130 2007-02-24 Richard Guenther <rguenther@suse.de>
11132 PR middle-end/30951
11133 * fold-const.c (fold_binary): Fold x +- CST op x for
11134 EQ_EXPR and NE_EXPR.
11136 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11138 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11140 2007-02-24 Jan Hubicka <jh@suse.cz>
11142 * cgraphunit.c (decide_is_function_needed): Honor
11143 -fkeep-inline-functions.
11145 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11147 * builtins.c (fold_builtin_modf): New.
11148 (fold_builtin_2): Use it.
11150 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11152 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11153 (determine_max_iter): Take additional LOOP arg; all callers changed.
11154 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11155 one using simplifications.
11156 (simplify_using_initial_values): Return if the expression becomes
11157 invalid due to altered regs.
11159 2007-02-23 DJ Delorie <dj@redhat.com>
11161 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11163 2007-02-23 Mike Stump <mrs@apple.com>
11165 * tlink.c (scan_linker_output): Parse linker messages from
11166 darwin9's linker better.
11168 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11171 * varpool.c (varpool_assemble_pending_decls): Set
11172 varpool_last_needed_node to null.
11174 2007-02-23 DJ Delorie <dj@redhat.com>
11176 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11177 alignment bigger than the object file can handle.
11179 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11182 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11183 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11184 (*movsf_1): Penalize MMX moves.
11186 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11188 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11189 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11191 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11193 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11195 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11196 (fold_builtin_1): Use them.
11197 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11198 BUILT_IN_SIGNIFICAND.
11200 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11202 * config/i386/i386.c (bdesc_1arg): Initialize
11203 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11204 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11205 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11206 and IX86_BUILTIN_MOVSLDUP.
11208 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11210 PR rtl-optimization/30841
11211 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11213 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11215 * builtins.c (fold_builtin_frexp): New.
11216 (fold_builtin_2): Use it.
11218 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11220 * doc/invoke.texi (Spec Files): Document getenv spec function.
11222 * gcc.c (getenv_spec_function): New function.
11223 (static_spec_functions): Add it.
11224 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11225 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11228 2007-02-22 Michael Matz <matz@suse.de
11231 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11232 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11234 2007-02-22 Ian Lance Taylor <iant@google.com>
11237 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11238 (mem_loc_descriptor): Call it.
11240 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11241 Ira Rosen <irar@il.ibm.com>
11243 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11245 2007-02-22 Ira Rosen <irar@il.ibm.com>
11247 PR tree-optimization/30843
11248 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11249 stores only after all the group is vectorized.
11251 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11253 PR tree-optimization/30858
11254 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11255 in the reduction cycle have a single use in the loop.
11256 * tree-vectorizer.h (relevant): Add documentation.
11258 2007-02-20 Mike Stump <mrs@apple.com>
11260 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11261 * configure: Regenerate.
11263 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11265 Change the defaults of some parameters and options.
11266 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11267 * config/spu/spu.c (spu_optimization_options): Add.
11268 (spu_override_options): Change params in spu_optimization_options.
11269 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11271 Register 127 is only 16 byte aligned when used as a frame pointer.
11272 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11273 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11274 HARD_FRAME_POINTER_REGNUM.
11275 (spu_legitimate_address): Use regno_aligned_for_reload.
11276 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11277 aligned when frame_pointer_needed is true.
11278 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11280 * config/spu/spu.h (INIT_EXPANDERS): Define.
11282 Make sure shift and rotate instructions have valid immediate operands.
11283 * config/spu/predicates.md (spu_shift_operand): Remove.
11284 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11285 * config/spu/constraints.md (W, O): Extend range.
11286 * config/spu/spu.md (umask, nmask): Define.
11287 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11288 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11289 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11290 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11291 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11292 (lshr<mode>3_reg): Fix rtl description.
11294 Make sure mulhisi immediate operands are valid.
11295 * config/spu/predicates.md (imm_K_operand): Add.
11296 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11298 Generate constants using fsmbi and andi.
11299 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11300 (print_operand, spu_split_immediate, classify_immediate,
11301 fsmbi_const_p): Handle IC_FSMBI2.
11303 Correctly handle a CONST_VECTOR containing symbols.
11304 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11305 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11306 (immediate_load_p): Allow symbols that use 2 instructions to create.
11307 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11308 with symbols when flag_pic is set.
11309 (const_vector_immediate_p): New.
11310 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11311 accept a CONST_VECTOR with symbols.
11312 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11313 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11315 * config/spu/spu.md (high, low): Delete.
11316 (low_<mode>): Define.
11318 Remove INTRmode and INTR_REGNUM, which didn't work.
11319 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11321 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11322 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11323 peephole2 pattern): Don't use INTR or 131.
11324 (movintrcc): Delete.
11325 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11326 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11327 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11328 (UNSPEC_SET_INTR): Add.
11329 * config/spu/spu-modes.def (INTR): Remove.
11331 More accurate warnings about run-time relocations.
11332 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11334 Correctly warn about immediate arguments to specific intrinsics.
11335 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11336 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11337 the instruction predicate.
11339 Fix tree check errors with latest update.
11340 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11342 (spu_expand_builtin): Use CALL_EXPR_FN.
11344 Add missing specific intrinsics.
11345 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11347 * config/spu/spu_internals.h: Ditto.
11349 Fix incorrect operand modifiers.
11350 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11351 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11353 Optimize one case of zero_extend of a vec_select.
11354 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11356 Accept any immediate for hbr.
11357 * config/spu/spu.md (hbr): Change s constraints to i.
11359 2007-02-21 Paul Brook <paul@codesourcery.com>
11361 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11362 condexec_count when skipping USE and CLOBBER.
11364 2007-02-21 Nick Clifton <nickc@redhat.com>
11366 * common.opt (Warray-bounds): Add Warning attribute.
11367 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11369 (fsized-zeroes): Add Optimization attribute.
11370 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11371 * c.opt (Wc++0x-compat): Add Warning attribute.
11373 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11375 PR middle-end/30761
11376 * reload1.c (eliminate_regs_in_insn): In the single_set special
11377 case, attempt to re-recognize the insn before falling back to
11378 having reload fix it up.
11380 2007-02-20 Eric Christopher <echristo@gmail.com>
11382 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11383 Rewrite accordingly.
11384 (frv_read_iacc_argument): Ditto.
11385 (frv_expand_set_builtin): Take a call instead of arglist, update for
11387 (frv_expand_unop_builtin): Ditto.
11388 (frv_expand_binop_builtin): Ditto.
11389 (frv_expand_cut_builtin): Ditto.
11390 (frv_expand_binopimm_builtin): Ditto.
11391 (frv_expand_voidbinop_builtin): Ditto.
11392 (frv_expand_int_void2arg): Ditto.
11393 (frv_expand_prefetches): Ditto.
11394 (frv_expand_voidtriop_builtin): Ditto.
11395 (frv_expand_voidaccop_builtin): Ditto.
11396 (frv_expand_load_builtin): Ditto.
11397 (frv_expand_store_builtin): Ditto.
11398 (frv_expand_mdpackh_builtin): Ditto.
11399 (frv_expand_mclracc_builtin): Ditto.
11400 (frv_expand_mrdacc_builtin): Ditto.
11401 (frv_expand_mwtacc_builtin): Ditto.
11402 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11405 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11407 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11408 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11410 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11411 point instructions.
11412 * configure: Regenerate.
11413 * config.in: Regenerate.
11414 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11415 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11416 masks to power6 and power6x and to POWERPC_MASKS.
11417 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11419 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11420 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11421 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11422 Access PROTOTYPE as variable, not mask.
11424 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11426 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11427 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11428 * combine.c (adjust_for_new_dest): Use it.
11429 * postreload.c (reload_combine): Likewise.
11431 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11433 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11434 notes on an insn with multiple sets, even if single_set returns
11435 non-NULL for that insn.
11437 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11439 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11440 scalbn and scalbln.
11442 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11444 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11445 if user didn't pass it.
11446 * config/i386/darwin.h (CC1_SPEC): Likewise.
11447 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11448 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11449 -mmacosx-version-min.
11451 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11452 Uros Bizjak <ubizjak@gmail.com>
11454 * optabs.h (enum optab_index): Add new OTI_scalb.
11455 (scalb_optab): Define corresponding macro.
11456 * optabs.c (init_optabs): Initialize scalb_optab.
11457 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11459 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11460 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11461 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11462 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11463 flag_unsafe_math_optimizations is set.
11465 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11466 to implement scalbf, scalb and scalbl built-ins as inline x87
11469 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11470 DJ Delorie <dj@redhat.com>
11473 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11474 (diagnostic_report_diagnostic): ... here, and turn them into real
11475 errors. If warnings are inhibited, no need to do anything.
11477 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11479 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11480 better code generation.
11482 2007-02-20 Ben Elliston <bje@au.ibm.com>
11484 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11486 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11488 * config/alpha/alpha.c, config/alpha/alpha.md,
11489 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11490 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11491 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11492 config/arm/lib1funcs.asm: Follow spelling conventions.
11494 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11495 config/fr30/fr30.md, config/i386/i386.h,
11496 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11497 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11498 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11499 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11500 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11501 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11502 config/sparc/sparc.c, config/sparc/sparc.h,
11503 config/sparc/sparc.md, config/spu/constraints.md,
11504 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11507 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11510 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11513 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11515 * doc/invoke.texi (-ftree-lrs): Remove.
11517 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11519 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11522 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11524 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11525 new CALL_EXPR_FN macro for retrieving the function
11526 declaration of the input expression.
11528 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11530 * c.opt (Waddress): New.
11531 * common.opt (Walways-true): Delete.
11532 (Wstring-literal-comparison): Delete.
11533 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11534 -Wstring-literal-comparison. Add -Waddress.
11536 (Walways-true): Delete.
11537 (Wstring-literal-comparison): Delete.
11538 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11539 consistently instead of -Walways-true in example.
11540 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11541 * c-typeck.c (parser_build_binary_op): Replace
11542 -Wstring-literal-comparison and -Walways-true with -Waddress.
11543 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11546 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11548 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11549 without DECL_STRUCT_FUNCTION initialized.
11551 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11553 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11554 due to calls to functions taking pointers as parameters.
11556 2007-02-19 Richard Henderson <rth@redhat.com>
11559 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11562 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11564 * config/s390/s390.c (s390_call_saved_register_used,
11565 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11566 accessed to the new scheme.
11568 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11570 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11571 (cris_print_index, cris_print_operand, cris_print_operand_address)
11572 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11573 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11574 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11575 GET_CODE () == xxx.
11576 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11577 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11578 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11579 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11580 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11581 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11582 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11583 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11584 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11585 (uminsi3, call, call_value): Ditto.
11586 (define_split: indir_to_reg_split, unnamed): Ditto.
11588 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11590 PR tree-optimization/30975
11591 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11594 2007-02-18 Eric Christopher <echristo@gmail.com>
11596 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11597 Remove use of arglist.
11598 (mips_expand_builtin): Remove use of arglist, pass in expr.
11599 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11600 (mips_expand_builtin_movtf): Ditto.
11601 (mips_expand_builtin_compare): Ditto.
11603 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11605 * tree-sra.c (sra_build_assignment): Replace assertion
11606 checking with a comment explaining why it can't be done.
11608 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11610 PR middle-end/30833
11611 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11612 during CALL_EXPR representation conversion.
11613 * tree-ssa-propagate.c (set_rhs): Likewise.
11615 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11617 * tree-sra.c (sra_build_assignment): Disable assertion checking
11620 2007-02-18 Roger Sayle <roger@eyesopen.com>
11622 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11623 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11624 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11626 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11627 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11628 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11629 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11630 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11631 force_gimple_operand): Likewise.
11632 * ipa-cp.c (constant_val_insert): Likewise.
11633 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11634 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11635 perfect_nestify): Likewise.
11636 * langhooks.c (lhd_omp_assignment): Likewise.
11637 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11638 lower_copyprivate_clauses, lower_send_clauses,
11639 lower_send_shared_vars, expand_parallel_call,
11640 expand_omp_for_generic, expand_omp_for_static_nochunk,
11641 expand_omp_for_static_chunk, expand_omp_sections,
11642 lower_omp_single_copy, lower_omp_for_lastprivate,
11643 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11644 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11645 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11648 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11650 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11651 config/sh/sh.md: Follow spelling conventions.
11653 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11654 config/frv/predicates.md: Follow spelling conventions.
11656 * config/m68k/linux-unwind.h: Fix a comment typo.
11657 * target.h: Follow spelling conventions.
11659 2007-02-18 Roger Sayle <roger@eyesopen.com>
11661 PR rtl-optimization/28173
11662 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11663 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11664 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11665 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11666 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11668 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11670 * builtins.c (fold_builtin_load_exponent): New.
11671 (fold_builtin_2): Use it.
11673 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11675 PR rtl-optimization/30773
11676 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11677 if we fail to attach a REG_EQUIV note.
11679 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11680 Roger Sayle <roger@eyesopen.com>
11682 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11684 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11686 * calls.c (initialize_argument_information): Pass original EXP
11687 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11688 code to split complex arguments here, as part of initializing the
11690 (expand_call): Remove code that builds a list of arguments and
11691 inserts implicit arguments into it. Instead, just count how many
11692 implicit arguments there will be so we can determine the size of
11693 the ARGS array, and let initialize_argument_information do the work.
11694 (split_complex_values): Delete unused function.
11696 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11698 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11700 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11702 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11703 for arg pointer based indexed addressing.
11705 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11707 * config/ia64/ia64.h, config/ia64/ia64.md,
11708 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11709 spelling conventions.
11711 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11713 * config/m68k/m68k.c (split_di): New.
11714 * config/m68k/m68k-protos.h: Declare split_di.
11715 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11716 Improve predicate handling and split constant shifts.
11718 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11720 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11721 parameter for register bitfield operations, general predicates
11724 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11726 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11727 * config/m68k/linux-unwind.h: New file.
11729 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11731 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11732 config/i386/athlon.md, config/ia64/ia64.md,
11733 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11734 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11735 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11736 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11737 tree-vect-transform.c: Fix comment typos.
11739 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11741 * sched-deps.c (find_insn_list): Remove.
11742 * sched-int.h: Remove the prototype for find_insn_list.
11744 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11746 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11748 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11749 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11750 darwin_rs6000_override_options.
11751 (C_COMMON_OVERRIDE_OPTIONS): Expect
11752 darwin_macosx_version_min to be non-NULL always.
11753 (TARGET_C99_FUNCTIONS): Likewise.
11754 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11755 (DARWIN_MINVERSION_SPEC): New.
11756 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11757 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11759 (DARWIN_MINVERSION_SPEC): New.
11760 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11762 * config/darwin-c.c (darwin_cpp_builtins): Expect
11763 darwin_macosx_version_min to be non-NULL always.
11765 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11767 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11769 * config/i386/i386.h (x86_use_xchgb): New.
11770 (TARGET_USE_XCHGB): New macro.
11771 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11772 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11773 Split after reload into bswaphi for shifts of 8.
11774 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11775 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11776 or when optimizing for size.
11778 2007-02-16 Richard Guenther <rguenther@suse.de>
11779 Christian Bruel <christian.bruel@st.com>
11781 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11782 DECLs but prefer SSA_NAMEs over DECLs.
11784 2007-02-16 Richard Guenther <rguenther@suse.de>
11786 * tree-flow-inline.h (single_imm_use_p): Remove.
11787 (zero_imm_uses_p): Likewise.
11788 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11789 instead of single_imm_use_p.
11790 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11793 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11796 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11797 nested double- and backquotes.
11799 2007-02-15 Roger Sayle <roger@eyesopen.com>
11801 PR middle-end/30391
11802 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11803 should be unreachable.
11804 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11805 For the time being redirect GIMPLE_MODIFY_STMT to the new
11806 (renamed) build_gimple_modify_stmt_stat.
11807 (build2_gimple_stat): Rename to...
11808 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11809 Always build a GIMPLE_MODIFY_STMT node.
11810 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11811 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11814 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11815 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11816 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11817 expand_complex_div_wide): Likewise.
11818 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11819 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11820 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11821 * tree-ssa-loop-manip.c (create_iv): Likewise.
11822 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11823 abs_replacement): Likewise.
11824 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11825 realify_fake_stores): Likewise.
11827 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11828 node rather than a GIMPLE_MODIFY_STMT node.
11829 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11830 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11832 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11833 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11834 GIMPLE_MODIFY_STMT.
11836 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11838 PR middle-end/30433
11839 * fold-const.c (fold_comparison): Add back the
11840 folding of constant complex comparisions.
11842 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11844 PR middle-end/30729
11845 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11846 effects unknown to this function, return early.
11848 2007-02-15 Ian Lance Taylor <iant@google.com>
11850 * lower-subreg.c (move_eh_region_note): New static function.
11851 (resolve_simple_move): Call it.
11852 (decompose_multiword_subregs): Track blocks for which we resolve a
11853 simple move which is also a control flow insn. Pass them to
11854 find_many_sub_basic_blocks.
11855 (pass_lower_subreg): Add TODO_verify_flow.
11856 (pass_lower_subreg2): Likewise.
11858 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11859 Brooks Moses <brooks.moses@codesourcery.com>
11860 Lee Millward <lee.millward@codesourcery.com>
11862 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11863 (VL_EXP_CLASS_P): New.
11864 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11866 (TREE_OPERAND_CHECK_CODE): Likewise.
11867 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11868 (TREE_RTL_OPERAND_CHECK): Likewise.
11869 (tree_operand_check_failed): Make second parameter the whole tree
11870 instead of its code. Fixed callers.
11871 (VL_EXP_CHECK): New.
11872 (TREE_OPERAND_LENGTH): New.
11873 (VL_EXP_OPERAND_LENGTH): New.
11874 (CALL_EXPR_FN): New.
11875 (CALL_EXPR_STATIC_CHAIN): New.
11876 (CALL_EXPR_ARGS): New.
11877 (CALL_EXPR_ARG): New.
11878 (call_expr_nargs): New.
11879 (CALL_EXPR_ARGP): New.
11880 (build_nt_call_list): Declare.
11881 (build_vl_exp_stat): Declare.
11882 (build_vl_exp): New.
11883 (build_call_list): Declare.
11884 (build_call_nary): Declare.
11885 (build_call_valist): Declare.
11886 (build_call_array): Declare.
11887 (call_expr_arg): Declare.
11888 (call_expr_argp): Declare.
11889 (call_expr_arglist): Declare.
11890 (fold_build_call_list): Declare.
11891 (fold_build_call_list_initializer): Declare.
11892 (fold_call_expr): Declare to replace fold_builtin.
11893 (fold_builtin_fputs): Update to agree with modified definition.
11894 (fold_builtin_strcpy): Likewise.
11895 (fold_builtin_strncpy): Likewise.
11896 (fold_builtin_memory_chk): Likewise.
11897 (fold_builtin_stxcpy_chk): Likewise.
11898 (fold_builtin_strncpy_chk): Likewise.
11899 (fold_builtin_next_arg): Likewise.
11900 (fold_build_call_expr): Declare.
11901 (fold_builtin_call_list): Declare.
11902 (fold_builtin_call_valist): Declare.
11903 (build_call_expr): Declare.
11904 (validate_arglist): Update to agree with modified definition.
11905 (tree_operand_length): New.
11906 (call_expr_arg_iterator): New.
11907 (init_call_expr_arg_iterator): New.
11908 (next_call_expr_arg): New.
11909 (first_call_expr_arg): New.
11910 (more_call_expr_args_p): New.
11911 (FOR_EACH_CALL_EXPR_ARG): New.
11913 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11914 and tcc_gimple_stmt.
11915 (tree_code_size): Update documentation. Use sizeof (tree) rather
11916 than sizeof (char *).
11917 (tree_size): Likewise. Add case for tcc_vl_exp.
11918 (tree_node_structure): Add case for tcc_vl_exp.
11919 (contains_placeholder_p): Likewise.
11920 (substitute_in_expr): Likewise.
11921 (substitute_placeholder_in_expr): Likewise.
11922 (stabilize_reference_1): Likewise.
11923 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11924 to diagnose breakage of this interface for constructing CALL_EXPRs.
11925 (build_nt): Add similar assertion here.
11926 (build_nt_call_list): New.
11927 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11928 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11930 (get_callee_fndecl): Use new CALL_EXPR accessors.
11931 (tree_operand_check_failed): Change parameters to pass entire node
11932 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11933 (process_call_operands): New.
11934 (build_vl_exp_stat): New.
11935 (build_call_list): New.
11936 (build_call_nary): New.
11937 (build_call_valist): New.
11938 (build_call_array): New.
11939 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11940 (call_expr_arglist): New.
11942 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11943 tcc_vl_exp instead of a fixed-size tcc_expression.
11945 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11946 accessors for CALL_EXPRs.
11947 (AGGR_INIT_EXPR): Likewise.
11949 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11950 Brooks Moses <brooks.moses@codesourcery.com>
11951 Lee Millward <lee.millward@codesourcery.com>
11953 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11954 (expand_builtin_nonlocal_goto): Change parameter to be entire
11955 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11956 (expand_builtin_prefetch): Likewise.
11957 (expand_builtin_classify_type): Likewise.
11958 (mathfn_built_in): Return NULL_TREE instead of 0.
11959 (expand_errno_check): Use new CALL_EXPR accessors.
11960 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11961 Return NULL_RTX instead of 0.
11962 (expand_builtin_mathfn_2): Likewise.
11963 (expand_builtin_mathfn_3): Likewise.
11964 (expand_builtin_interclass_mathfn): Likewise.
11965 (expand_builtin_sincos): Likewise.
11966 (expand_builtin_cexpi): Likewise.
11967 (expand_builtin_int_roundingfn): Likewise.
11968 (expand_builtin_int_roundingfn_2): Likewise.
11969 (expand_builtin_pow): Likewise.
11970 (expand_builtin_powi): Likewise.
11971 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11972 of arglist, fixing callers appropriately. Use new CALL_EXPR
11973 accessors and constructors. Return NULL_RTX instead of 0.
11974 (expand_builtin_strstr): Likewise.
11975 (expand_builtin_strchr): Likewise.
11976 (expand_builtin_strrchr): Likewise.
11977 (expand_builtin_strpbrk): Likewise.
11978 (expand_builtin_memcpy): Likewise.
11979 (expand_builtin_mempcpy): Likewise.
11980 (expand_builtin_mempcpy_args): New.
11981 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11982 (expand_builtin_memmove_args): New.
11983 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11984 (expand_movstr): Likewise.
11985 (expand_builtin_strcpy): Likewise.
11986 (expand_builtin_strcpy_args): New.
11987 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11988 (expand_builtin_strncpy): Likewise.
11989 (expand_builtin_memset): Likewise.
11990 (expand_builtin_memset_args): New.
11991 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11992 (expand_builtin_memcmp): Likewise.
11993 (expand_builtin_strcmp): Likewise.
11994 (expand_builtin_strncmp): Likewise.
11995 (expand_builtin_strcat): Likewise.
11996 (expand_builtin_strncat): Likewise.
11997 (expand_builtin_strspn): Likewise.
11998 (expand_builtin_strcspn): Likewise.
11999 (expand_builtin_args_info): Likewise.
12000 (expand_builtin_va_start): Likewise.
12001 (gimplify_va_arg_expr): Likewise.
12002 (expand_builtin_va_end): Likewise.
12003 (expand_builtin_va_copy): Likewise.
12004 (expand_builtin_frame_address): Likewise.
12005 (expand_builtin_alloca): Likewise.
12006 (expand_builtin_bswap): Likewise.
12007 (expand_builtin_unop): Likewise.
12008 (expand_builtin_fputs): Likewise.
12009 (expand_builtin_expect): Likewise.
12010 (expand_builtin_fabs): Likewise.
12011 (expand_builtin_copysign): Likewise.
12012 (expand_builtin_printf): Likewise.
12013 (expand_builtin_fprintf): Likewise.
12014 (expand_builtin_sprintf): Likewise.
12015 (expand_builtin_init_trampoline): Likewise.
12016 (expand_builtin_signbit): Likewise.
12017 (expand_builtin_fork_or_exec): Likewise.
12018 (expand_builtin_sync_operation): Likewise.
12019 (expand_builtin_compare_and_swap): Likewise.
12020 (expand_builtin_lock_test_and_set): Likewise.
12021 (expand_builtin_lock_release): Likewise.
12022 (expand_builtin): Likewise.
12023 (builtin_mathfn_code): Likewise.
12025 (fold_builtin_constant_p): Pass call arguments individually instead
12026 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12027 accessors and constructors. Return NULL_TREE instead of 0.
12028 (fold_builtin_expect): Likewise.
12029 (fold_builtin_classify_type): Likewise.
12030 (fold_builtin_strlen): Likewise.
12031 (fold_builtin_nan): Likewise.
12032 (integer_valued_real_p): Likewise.
12033 (fold_trunc_transparent_mathfn): Likewise.
12034 (fold_fixed_mathfn): Likewise.
12035 (fold_builtin_cabs): Likewise.
12036 (fold_builtin_sqrt): Likewise.
12037 (fold_builtin_cbrt): Likewise.
12038 (fold_builtin_cos): Likewise.
12039 (fold_builtin_cosh): Likewise.
12040 (fold_builtin_tan): Likewise.
12041 (fold_builtin_sincos): Likewise.
12042 (fold_builtin_cexp): Likewise.
12043 (fold_builtin_trunc): Likewise.
12044 (fold_builtin_floor): Likewise.
12045 (fold_builtin_ceil): Likewise.
12046 (fold_builtin_round): Likewise.
12047 (fold_builtin_int_roundingfn): Likewise.
12048 (fold_builtin_bitop): Likewise.
12049 (fold_builtin_bswap): Likewise.
12050 (fold_builtin_logarithm): Likewise.
12051 (fold_builtin_hypot): Likewise.
12052 (fold_builtin_pow): Likewise.
12053 (fold_builtin_powi): Likewise.
12054 (fold_builtin_exponent): Likewise.
12055 (fold_builtin_memset): Likewise.
12056 (fold_builtin_bzero): Likewise.
12057 (fold_builtin_memory_op): Likewise.
12058 (fold_builtin_bcopy): Deleted; call site changed to invoke
12059 fold_builtin_memory_op directly.
12060 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12061 (fold_builtin_strncpy): Likewise.
12062 (fold_builtin_memcmp): Likewise.
12063 (fold_builtin_strcmp): Likewise.
12064 (fold_builtin_strncmp): Likewise.
12065 (fold_builtin_signbit): Likewise.
12066 (fold_builtin_copysign): Likewise.
12067 (fold_builtin_isascii): Likewise.
12068 (fold_builtin_toascii): Likewise.
12069 (fold_builtin_isdigit): Likewise.
12070 (fold_builtin_fabs): Likewise.
12071 (fold_builtin_abs): Likewise.
12072 (fold_builtin_fmin_fmax): Likewise.
12073 (fold_builtin_carg): Likewise.
12074 (fold_builtin_classify): Likewise.
12075 (fold_builtin_unordered_cmp): Likewise.
12077 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12078 New functions split out from fold_builtin_1.
12079 (fold_builtin_n): New.
12080 (fold_builtin_varargs): New.
12081 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12083 (fold_call_expr): New.
12084 (build_function_call_expr): Rewrite to use new helper function.
12085 (fold_builtin_call_list): New.
12086 (build_call_expr): New.
12087 (fold_builtin_call_valist): New.
12088 (rewrite_call_expr): New.
12089 (validate_arg): New.
12090 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12091 of an arglist. Change return type to bool. Use new CALL_EXPR
12094 (fold_builtin_strstr): Pass call arguments individually instead
12095 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12096 accessors and constructors. Return NULL_TREE instead of 0.
12097 (fold_builtin_strchr): Likewise.
12098 (fold_builtin_strrchr): Likewise.
12099 (fold_builtin_strpbrk): Likewise.
12100 (fold_builtin_strcat): Likewise.
12101 (fold_builtin_strncat): Likewise.
12102 (fold_builtin_strspn): Likewise.
12103 (fold_builtin_strcspn): Likewise.
12104 (fold_builtin_fputs): Likewise.
12105 (fold_builtin_next_arg): Likewise.
12106 (fold_builtin_sprintf): Likewise.
12108 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12109 NULL_RTX instead of 0.
12110 (expand_builtin_memory_chk): Likewise.
12111 (maybe_emit_chk_warning): Likewise.
12112 (maybe_emit_sprintf_chk_warning): Likewise.
12114 (fold_builtin_object_size): Pass call arguments individually instead
12115 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12116 accessors and constructors. Return NULL_TREE instead of 0.
12117 (fold_builtin_memory_chk): Likewise.
12118 (fold_builtin_stxcpy_chk): Likewise.
12119 (fold_builtin_strncpy_chk): Likewise.
12120 (fold_builtin_strcat_chk): Likewise.
12121 (fold_builtin_strcat_chk): Likewise.
12122 (fold_builtin_strncat_chk): Likewise.
12123 (fold_builtin_sprintf_chk): Likewise.
12124 (fold_builtin_snprintf_chk): Likewise.
12125 (fold_builtin_printf): Likewise.
12126 (fold_builtin_vprintf): Likewise.
12128 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12130 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12131 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12132 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12133 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12134 (fold_unary): Likewise.
12135 (fold_binary): Likewise.
12136 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12137 ternary expressions.
12138 (fold): Add logic for tcc_vl_exp.
12139 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12140 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12141 (fold_build3_stat): Add assertion to flag broken interface for
12142 constructing CALL_EXPRs.
12143 (fold_build_call_list): New.
12144 (fold_build_call_list_initializer): New.
12145 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12147 (fold_strip_sign_ops): Likewise.
12149 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12150 Brooks Moses <brooks.moses@codesourcery.com>
12151 Lee Millward <lee.millward@codesourcery.com>
12153 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12154 accessors and dump arguments explicitly.
12156 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12158 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12160 (print_call_name): Use new CALL_EXPR accessors.
12162 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12163 CALL_EXPR arguments explicitly instead of as a list. Use
12164 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12166 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12167 (vrp_visit_stmt): Likewise.
12169 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12170 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12172 (force_move_till_expr): Likewise.
12174 * targhooks.c (default_external_stack_protect_fail): Use
12175 build_call_expr instead of build_function_call_expr.
12176 (default_hidden_stack_protect_fail): Likewise.
12178 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12181 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12182 and walk arguments explicitly.
12184 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12185 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12186 (expand_simple_operations): Likewise.
12187 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12189 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12190 of TREE_CODE_LENGTH.
12191 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12193 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12194 instead of TREE_CODE_LENGTH.
12196 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12197 (tree_ic_transform): Likewise.
12198 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12199 parameter instead of arglist. Fix callers.
12200 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12201 (tree_stringops_transform): Likewise.
12202 (tree_indirect_call_to_profile): Likewise.
12203 (tree_stringops_values_to_profile): Likewise.
12205 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12206 (eliminate_tail_call): Likewise.
12208 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12210 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12211 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12213 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12215 * omp-low.c (build_omp_barrier): Use build_call_expr.
12216 (lower_rec_input_clauses): Likewise.
12217 (lower_reduction_clauses): Likewise.
12218 (expand_parallel_call): Likewise.
12219 (maybe_catch_exception): Likewise.
12220 (expand_omp_for_generic): Likewise.
12221 (expand_omp_for_static_nochunk): Likewise.
12222 (expand_omp_sections): Likewise.
12223 (lower_omp_single_simple): Likewise.
12224 (lower_omp_single_copy): Likewise.
12225 (lower_omp_master): Likewise.
12226 (lower_omp_ordered): Likewise.
12227 (lower_omp_critical): Likewise.
12229 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12230 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12232 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12233 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12234 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12236 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12237 and generalize to handle any number of operands.
12238 (chrec_contains_undetermined): Likewise.
12239 (tree_contains_chrecs): Likewise.
12240 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12242 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12244 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12245 fold_call_expr instead of fold_builtin.
12246 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12247 match declarations there.
12248 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12251 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12252 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12254 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12255 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12257 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12260 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12261 (execute_cse_sincos): Use new CALL_EXPR accessors.
12263 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12265 * gimple-low.c (lower_function_body): Use build_call_expr.
12266 (lower_builtin_setjmp): Likewise.
12268 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12269 (set_storage_via_libcall): Likewise.
12270 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12271 instead of TREE_CODE_LENGTH.
12272 (expand_expr_real_1): Use new CALL_EXPR accessors.
12274 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12275 generalize to handle any number of operands.
12276 (TB_parent_eq): Likewise.
12278 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12279 (strip_builtin_expect): Likewise.
12281 * function.c (gimplify_parameters): Use build_call_expr.
12283 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12284 instead of TREE_CODE_LENGTH.
12286 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12287 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12289 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12292 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12293 (gimplify_decl_expr): Likewise.
12294 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12295 Use new CALL_EXPR iterators.
12296 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12297 (gimplify_modify_expr_to_memset): Likewise.
12298 (gimplify_variable_sized_compare): Likewise.
12299 (gimplify_omp_atomic_fetch_op): Likewise.
12300 (gimplify_omp_atomic_pipeline): Likewise.
12301 (gimplify_omp_atomic_mutex): Likewise.
12302 (gimplify_function_tree): Likewise.
12304 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12305 (call_expr_flags): Likewise.
12306 (expand_call): Likewise.
12308 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12309 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12312 * coverage.c (create_coverage): Use build_call_expr.
12314 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12315 (temp_call_expr_obstack): New.
12316 (pool_copy_list): Delete.
12317 (temp_copy_call_expr): New.
12318 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12319 CALL_EXPR accessors. Get rid of special goo for copying argument
12320 lists and use temp_copy_call_expr instead.
12321 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12322 CALL_EXPR accessors.
12323 (create_expression_by_pieces): Likewise. Use build_call_array
12324 to construct the result instead of fold_build3.
12325 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12326 dealing with argument lists.
12327 (init_pre): Remove references to expression_node_pool and
12328 list_node_pool. Init temp_call_expr_obstack instead.
12329 (fini_pre): Remove references to expression_node_pool and
12332 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12333 and walk arguments explicitly instead of as a list.
12335 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12336 (mx_register_decls): Likewise.
12337 (mudflap_register_call): Likewise.
12338 (mudflap_finish_file): Likewise.
12340 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12341 (ipa_callsite_compute_param): Likewise.
12343 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12344 accessors and constructor.
12346 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12347 accessors and constructor.
12348 (convert_tramp_reference): Likewise.
12349 (convert_call_expr): Likewise.
12350 (finalize_nesting_tree_1): Likewise.
12352 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12355 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12357 * tree-inline.c (initialize_inlined_parameters): Pass entire
12358 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12360 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12361 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12363 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12364 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12365 (vectorizable_reduction): Likewise.
12366 (vectorizable_call): Use new CALL_EXPR iterators.
12367 (vectorizable_conversion): Use build_call_expr.
12368 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12369 (vect_gen_widened_results_half): Use build_call_expr.
12370 (vect_setup_realignment): Likewise.
12371 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12373 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12374 (pass_through_call): Likewise.
12375 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12378 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12379 (tree_gen_pow2_profiler): Likewise.
12380 (tree_gen_one_value_profiler): Likewise.
12381 (tree_gen_ic_func_profiler): Likewise.
12382 (tree_gen_average_profiler): Likewise.
12383 (tree_gen_ior_profiler): Likewise.
12385 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12386 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12387 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12389 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12390 of TREE_CODE_LENGTH.
12392 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12393 of TREE_CODE_LENGTH.
12395 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12397 (convert_to_integer): Likewise.
12399 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12402 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12403 Brooks Moses <brooks.moses@codesourcery.com>
12404 Lee Millward <lee.millward@codesourcery.com>
12406 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12408 * config/frv/frv.c (frv_expand_builtin): Likewise.
12409 * config/s390/s390.c (s390_expand_builtin): Likewise.
12411 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12412 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12414 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12415 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12416 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12417 (ix86_expand_store_builtin): Likewise.
12418 (ix86_expand_unop_builtin): Likewise.
12419 (ix86_expand_unop1_builtin): Likewise.
12420 (ix86_expand_sse_compare): Likewise.
12421 (ix86_expand_sse_comi): Likewise.
12422 (ix86_expand_vec_init_builtin): Likewise.
12423 (ix86_expand_vec_ext_builtin): Likewise.
12424 (ix86_expand_vec_set_builtin): Likewise.
12425 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12427 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12428 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12430 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12431 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12432 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12434 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12436 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12437 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12438 arglist. Use new CALL_EXPR accessors. Fix callers.
12439 (altivec_expand_abs_builtin): Likewise.
12440 (rs6000_expand_binop_builtin): Likewise.
12441 (altivec_expand_predicate_builtin): Likewise.
12442 (altivec_expand_lv_builtin): Likewise.
12443 (spe_expand_stv_builtin): Likewise.
12444 (altivec_expand_stv_builtin): Likewise.
12445 (rs6000_expand_ternop_builtin): Likewise.
12446 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12447 (altivec_expand_st_builtin): Likewise.
12448 (altivec_expand_dst_builtin): Likewise.
12449 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12450 arglist. Use new CALL_EXPR accessors. Fix callers.
12451 (altivec_expand_vec_set_builtin): Likewise.
12452 (altivec_expand_vec_ext_builtin): Likewise.
12453 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12454 (spe_expand_builtin): Likewise.
12455 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12456 arglist. Use new CALL_EXPR accessors. Fix callers.
12457 (spe_expand_evsel_builtin): Likewise.
12458 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12459 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12461 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12462 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12463 (arm_expand_unop_builtin): Likewise.
12464 (arm_expand_builtin): Use new CALL_EXPR accessors.
12466 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12469 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12470 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12471 (bfin_expand_unop_builtin): Likewise.
12472 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12474 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12475 Brooks Moses <brooks.moses@codesourcery.com>
12476 Lee Millward <lee.millward@codesourcery.com>
12478 * c-semantics.c (build_stmt): Add internal diagnostic check.
12480 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12481 accessors. Print arguments explicitly instead of as a list.
12483 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12485 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12486 (c_finish_omp_flish): Likewise.
12488 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12489 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12490 instead of TREE_CODE_LENGTH.
12491 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12492 (c_warn_unused_result): Likewise.
12494 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12497 * doc/invoke.texi (Warning Options): Remove
12498 -Werror-implicit-function-declaration.
12499 (Wimplicit-function-declaration): Update description.
12500 * opts.c (common_handle_option): Move handling of -Werror=* to...
12501 (enable_warning_as_error): ...here.
12502 * opts.h (enable_warning_as_error): Declare.
12503 * c-decl.c (implicit_decl_warning): Unless
12504 -Wno-implicit-function-declaration is given, emit a pedwarn if
12505 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12506 * c.opt (Wimplicit-function-declaration): Replace
12507 mesg_implicit_function_declaration with
12508 warn_implicit_function_declaration.
12509 * c-opts.c (c_common_handle_option):
12510 -Werror-implicit-function-declaration is exactly equal as
12511 -Werror=implicit-function-declaration.
12512 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12513 warn_implicit_function_declaration.
12514 (c_common_post_options): -Wimplict-function-declaration is enabled
12515 by default by -std=c99, otherwise is disabled by default.
12516 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12518 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12520 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12521 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12522 former is ignored but not the latter.
12524 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12526 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12527 is made and the reference doesn't use the alias set of its type,
12528 do not create the temporary using that type.
12530 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12532 * jump.c: Remove prototypes for delete_computation and
12533 delete_prior_computation.
12535 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12537 * jump.c (get_label_after): Delete.
12538 (get_label_before, delete_computation, delete_jump,
12539 delete_prior_computation, follow_jumps): Move...
12540 * reorg.c (delete_computation, delete_prior_computation): ... here...
12541 (get_label_before, delete_jump): ... making these static ...
12542 (follow_jumps): ... and simplifying this since it only runs after
12544 * rtl.h (get_label_after, get_label_before, delete_jump,
12545 follow_jumps): Delete prototypes.
12547 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12549 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12551 2007-02-15 Nick Clifton <nickc@redhat.com>
12553 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12554 order to prevent it from being munged by the target.
12556 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12558 * config/i386/i386.md: Remove misleading comment.
12560 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12562 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12563 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12566 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12568 * tree-sra.c (instantiate_missing_elements): Canonicalize
12570 (sra_build_assignment): New.
12571 (generate_copy_inout, generate_element_copy,
12572 generate_element_zero, generate_one_element_init): Use it.
12574 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12576 * tree-sra.c (instantiate_missing_elements): Canonicalize
12578 (sra_build_assignment): New.
12579 (generate_copy_inout, generate_element_copy,
12580 generate_element_zero, generate_one_element_init): Use it.
12582 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12584 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12587 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12589 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12590 types as aggregates not scalars.
12591 * function.c (assign_stack_temp_for_type): Likewise.
12593 2007-02-14 Roger Sayle <roger@eyesopen.com>
12594 Zdenek Dvorak <dvorakz@suse.cz>
12596 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12599 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12601 * passes.c (next_pass_1): Clear the next field of the copied
12604 2007-02-14 Richard Henderson <rth@redhat.com>
12606 * tree-sra.c (early_sra): New.
12607 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12608 (tree_sra_early, pass_sra_early): New.
12609 * tree-pass.h (pass_sra_early): Declare.
12610 * passes.c (init_optimization_passes): Use it.
12612 2007-02-14 Richard Guenther <rguenther@suse.de>
12614 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12616 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12618 PR tree-optimization/30771
12619 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12621 (vect_analyze_operations): Induction phis can now be marked as
12623 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12624 Update documentation accordingly.
12626 2007-02-14 Nick Clifton <nickc@redhat.com>
12628 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12629 most 3 arguments are supported.
12630 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12632 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12634 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12635 Ensure dst->current is valid.
12637 2007-02-13 Paul Brook <paul@codesourcery.com>
12639 * config.gcc: Add arm*-*-uclinux-*eabi.
12640 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12641 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12642 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12643 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12644 (LINK_SPEC): Define.
12645 (LIB_SPEC): Define.
12646 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12648 * config/arm/uclinux-eabi.h: New file.
12649 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12650 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12653 2007-02-13 Ian Lance Taylor <iant@google.com>
12655 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12656 * flags.h (warn_strict_overflow): Declare.
12657 (enum warn_strict_overflow_code): Define.
12658 (issue_strict_overflow_warning): New static inline function.
12659 * opts.c (warn_strict_overflow): New variable.
12660 (common_handle_option): Handle OPT_Wstrict_overflow and
12661 OPT_Wstrict_overflow_.
12662 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12664 * fold-const.c: Include intl.h.
12665 (fold_deferring_overflow_warnings): New static variable.
12666 (fold_deferred_overflow_warning): New static variable.
12667 (fold_deferred_overflow_code): New static variable.
12668 (fold_defer_overflow_warnings): New function.
12669 (fold_undefer_overflow_warnings): New function.
12670 (fold_undefer_and_ignore_overflow_warnings): New function.
12671 (fold_deferring_overflow_warnings_p): New function.
12672 (fold_overflow_warning): New static function.
12673 (make_range): Add strict_overflow_p parameter. Change all
12675 (extract_muldiv, extract_muldiv_1): Likewise.
12676 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12677 tree_expr_nonnegative_p.
12678 (fold_negate_expr): Call fold_overflow_warning.
12679 (fold_range_test): Likewise.
12680 (fold_comparison): Likewise.
12681 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12682 instead of tree_expr_nonnegative_p.
12683 (tree_expr_nonnegative_warnv_p): Rename from
12684 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12685 (tree_expr_nonnegative_p): New function.
12686 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12687 strict_overflow_p parameter.
12688 (tree_expr_nonzero_p): New function.
12689 * passes.c (verify_interpass_invariants): New static function.
12690 (execute_one_pass): Call it.
12691 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12693 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12694 (estimate_numbers_of_iterations): Likewise.
12695 (scev_probably_wraps_p): Likewise.
12696 * tree-ssa-ccp.c: Include "toplev.h".
12697 (evaluate_stmt): Defer fold overflow warnings until we know we are
12699 (struct fold_stmt_r_data): Add stmt field.
12700 (fold_stmt_r): Defer fold overflow warnings until we know we
12702 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12703 (fold_stmt_inplace): Likewise.
12704 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12705 (cleanup_control_expr_graph): Defer fold overflow warnings until
12706 we know we are going to optimize.
12707 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12708 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12710 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12711 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12712 * tree-ssa-loop-manip.c (create_iv): Likewise.
12713 * c-typeck.c (build_conditional_expr): Likewise.
12714 (build_binary_op): Likewise.
12715 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12716 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12717 (extract_range_from_unary_expr): Likewise.
12718 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12719 assuming that signed overflow does not occur.
12720 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12721 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12722 (fold_defer_overflow_warnings): Declare.
12723 (fold_undefer_overflow_warnings): Declare.
12724 (fold_undefer_and_ignore_overflow_warnings): Declare.
12725 (fold_deferring_overflow_warnings_p): Declare.
12726 (tree_expr_nonzero_warnv_p): Declare.
12727 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12728 of warning options.
12729 (Warning Options): Document -Wstrict-overflow.
12730 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12731 (tree-ssa-ccp.o): Likewise.
12732 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12733 (fold-const.o): Depend on intl.h.
12735 2007-02-13 Ian Lance Taylor <iant@google.com>
12737 PR middle-end/30751
12738 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12741 2007-02-13 Stuart Hastings <stuart@apple.com>
12743 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12745 2007-02-13 Richard Henderson <rth@redhat.com>
12747 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12748 handled_component_p before looking for the indirect_ref.
12750 2007-02-13 Richard Henderson <rth@redhat.com>
12752 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12753 remove flags clobber.
12754 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12755 (bswaphi_lowpart): New.
12756 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12757 remove TARGET_BSWAP test. Delete expander of the same name.
12759 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12760 (expand_unop): Use them.
12762 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12765 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12766 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12767 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12768 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12769 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12770 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12771 assembler dialect choice from asm templates.
12773 2007-02-12 Richard Henderson <rth@redhat.com>
12775 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12776 (fixuns_trunc<SSEMODEF>si2): Use it.
12777 * config/i386/sse.md (vec_setv4sf_0): Export.
12778 * config/i386/i386.c (ix86_build_const_vector): Export.
12779 (ix86_split_convert_uns_si_sse): Rename from
12780 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12781 * config/i386/i386-protos.h: Update.
12783 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12786 * c-typeck.c (c_finish_return): Improve warning message.
12788 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12790 * alias.c (find_symbolic_term): Delete unused function.
12792 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12794 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12795 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12796 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12798 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12800 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12801 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12802 the function, temporarily point the debug interface to the null one.
12804 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12806 * dwarf2out.c (round_up_to_align): New static function.
12807 (field_byte_offset): Use it to round the offset.
12809 2007-02-12 Richard Henderson <rth@redhat.com>
12811 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12812 (inswl_const): Export.
12814 2007-02-12 Richard Henderson <rth@redhat.com>
12816 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12817 result mode of the libcall, convert back to outmode.
12819 2007-02-12 Roger Sayle <roger@eyesopen.com>
12821 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12822 (bswapdi2): New define_expand to implement 32-bit implementation.
12824 2007-02-12 Nick Clifton <nickc@redhat.com>
12826 * doc/invoke.texi (Overall Options): Document --help=.
12827 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12828 (cc1_options): Pass --help= on to cc1.
12829 (display_help): Add description of --help=.
12830 (process_command): Add code to handle --help=. Allow translated
12831 --help and --target-help switches to be passed on to compiler
12833 (main): Remove unused if statement.
12834 * opts.c (columns): Remove.
12835 (LEFT_COLUMN): Define.
12836 (wrap_help): Add columns argument.
12837 (print_filtered_help): Change parameters to be an include bitmask,
12838 an exclude bitmask, an any bitmask and the column width. Move the
12839 code to display the params list here. Add code to display the
12840 status of options rather than their descriptions if the quiet flag
12842 (print_specific_help): Change parameters to be an include bitmask,
12843 an exclude bitmask and an any bitmask. Move code to look up the
12844 column width here. Decide upon the title for an options listing.
12845 (common_handle_options): Add code to handle --help=. Adapt code
12846 for --help and --target-help to use the revised form of the
12847 print_specific_help function.
12848 (print_help): Delete.
12849 (print_param_help): Delete.
12850 (print_switch): Delete.
12851 * opts.h (cl_lang_count): Add prototype.
12852 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12853 CL_MAX_OPTION_CLASS): New defines.
12854 * optc-gen.awk: Add construction of cl_lang_count.
12855 * c.opt: Add Warning attribute to warning options and Optimization
12856 attribute to optimization options.
12857 * common.opt: Likewise.
12859 Add -fhelp and -ftarget-help as aliases for the transformed --help
12860 and --target-help options.
12861 * opt-functions.awk: Add code to handle Warning and Optimization
12864 2007-02-12 Richard Henderson <rth@redhat.com>
12866 * config/alpha/constraints.md: New file.
12867 * config/alpha/alpha.c: Include tm-constrs.h.
12868 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12869 alpha_extra_constraint): Remove.
12870 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12871 * config/alpha/alpha-protos.h: Update.
12872 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12873 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12874 (EXTRA_CONSTRAINT): Remove.
12875 * config/alpha/alpha.md: Include constraints.md.
12876 (adddi splitter): Use satisfies_constraint_*.
12877 * config/alpha/predicates.md (add_operand): Likewise.
12878 (sext_add_operand, addition_operation): Likewise.
12880 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12882 PR tree-optimization/29145
12883 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12884 in our handling of restrict qualified pointers.
12886 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12889 * doc/invoke.texi (Wunused-value): Update description.
12890 (Wextra): Delete item.
12891 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12892 value of Wunused-value.
12893 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12894 (c_finish_stmt_expr): Don't check extra_warnings.
12895 (emit_side_effect_warnings): The caller is responsible to check
12898 2007-02-11 Roger Sayle <roger@eyesopen.com>
12899 Matt Thomas <matt@3am-software.com>
12901 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12903 2007-02-11 Roger Sayle <roger@eyesopen.com>
12905 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12906 comparisons of POPCOUNT against zero.
12907 (simplify_const_relational_operation): Likewise.
12909 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12911 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12913 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12915 * dwarf2out.c (root_type): Delete unused function.
12917 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12919 * genattrtab.c (contained_in_p): Delete unused function.
12920 (write_expr_attr_cache): Likewise.
12922 2007-02-11 Jan Hubicka <jh@suse.cz>
12924 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12927 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12929 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12930 to add the REG_EQ* note.
12931 * see.c (see_merge_one_use_extension): Likewise.
12932 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12933 turn REG_EQUAL notes into REG_EQUIV notes if the target
12934 register may have more than one set.
12935 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12936 * gcse.c (try_replace_reg): Likewise.
12937 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12938 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12939 more than one REG_EQUIV note.
12940 * reload1.c (gen_reload): Use set_unique_reg_note.
12942 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12944 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12945 (ix86_builtin_conversion): New function.
12947 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12950 * tree.h (DECL_REPLACEABLE_P): New macro.
12951 * except.c (set_nothrow_function_flags): Likewise.
12953 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12954 Ira Rosen <irar@il.ibm.com>
12955 Dorit Nuzman <dorit@il.ibm.com>
12957 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12958 * targhooks.c (default_builtin_vectorized_conversion): New.
12959 * targhooks.h (default_builtin_vectorized_function): New declaration.
12960 * target.h (struct vectorize): Add builtin_conversion field.
12961 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12962 stmt_vec_info_type value.
12963 (vectorizable_conversion): New declaration.
12964 * tree-vect-analyze.c (vect_analyze_operations): Add
12965 vectorizable_conversion call.
12966 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12967 * tree-vect-transform.c (vectorizable_conversion): New function.
12968 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12969 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12971 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12972 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12973 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12974 or ALTIVEC_BUILTIN_VCFSX.
12976 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12979 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12980 CONST_DOUBLE and operand 0 is a hard register.
12981 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12982 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12983 is a hard floating-point register.
12985 2007-02-10 Richard Henderson <rth@redhat.com>
12986 Jakub Jelinek <jakub@redhat.com>
12987 Alexandre Oliva <aoliva@redhat.com>
12989 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12990 * builtin-types.def (BT_WORD): Make unsigned.
12991 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12992 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12993 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12994 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12995 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12996 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12998 * expr.c (emutls_var_address): New.
12999 (expand_expr_real_1): Expand emulated tls.
13000 (expand_expr_addr_expr_1): Likewise.
13001 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13002 * output.h (emutls_finish): Declare.
13003 * toplev.c (compile_file): Call it.
13004 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13005 address before wrapping in CONST.
13006 * varasm.c (emutls_htab, emutls_object_type): New.
13007 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13008 (get_emutls_object_name, get_emutls_object_type): New.
13009 (get_emutls_init_templ_addr, emutls_decl): New.
13010 (emutls_common_1, emutls_finish): New.
13011 (assemble_variable): When emulating tls, swap decls; generate
13012 constructor for the emutls objects.
13013 (do_assemble_alias): When emulating tls, swap decl and target name.
13014 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13016 * varpool.c (decide_is_variable_needed): Look at force_output.
13017 Recurse for emulated tls.
13018 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13019 with decide_is_variable_needed.
13020 * emutls.c: New file.
13021 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13022 tls_object for real tls.
13024 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13026 PR rtl-optimization/29599
13027 * reload1.c (eliminate_regs_in_insn): Take the destination
13028 mode into account when computing the offset.
13030 2007-02-09 Stuart Hastings <stuart@apple.com>
13031 Richard Henderson <rth@redhat.com>
13033 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13034 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13035 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13036 fixuns_truncdfhi2): New.
13037 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13038 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13039 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13040 (floatunssidf2): Allow nonimmediate source.
13041 * config/i386/sse.md (movdi_to_sse): New.
13042 (vec_concatv2di): Drop '*'.
13043 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13044 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13045 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13047 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13048 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13049 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13050 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13051 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13052 ix86_build_const_vector.
13053 (x86_emit_floatuns): Rewrite.
13055 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13057 * genautomata.c (longest_path_length): Delete unused function.
13058 (struct state): Delete unused longest_path_length.
13059 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13060 (get_free_state): Delete unused.
13062 2007-02-09 Jan Hubicka <jh@suse.cz>
13064 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13065 * doc/invoke.texi (inline-unit-growth): Update default value.
13067 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13068 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13069 (rebuild_cgraph_edges): Likewise.
13070 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13071 (dump_cgraph_node): Dump frequencies.
13072 (cgraph_clone_edge): Add frequency scales.
13073 (cgraph_clone_node): Add freuqnecy.
13074 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13075 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13076 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13077 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13078 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13079 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13080 (save_inline_function_body): Likewise.
13081 * ipa-inline.c: inluce rtl.h
13082 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13083 (cgraph_edge_badness): Use frequencies.
13084 (cgraph_decide_recursive_inlining): Update clonning.
13085 (cgraph_decide_inlining_of_small_function): Dump frequency.
13086 * predict.c (estimate_bb_frequencies): Export.
13087 * predict.h (estimate_bb_frequencies): Declare.
13088 * tree-inline.c (copy_bb): Watch overflows.
13089 (expand_call_inline): Update call of cgraph_create_edge.
13090 (optimize_inline_calls): Use TODO flags to update frequnecies.
13091 * passes.h: Include predict.h
13092 (init_optimization_passes): Move profile ahead.
13093 (execute_function_todo): Handle TODO_rebuild_frequencies.
13095 2007-02-09 Roger Sayle <roger@eyesopen.com>
13097 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13098 the insbl or inswl pattern into a register.
13100 2007-02-09 Roger Sayle <roger@eyesopen.com>
13102 * config/ia64/ia64.md (bswapdi2): New define_insn.
13104 2007-02-09 Richard Henderson <rth@redhat.com>
13106 * config/i386/constraints.md (Ym): New constraint.
13107 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13108 (movdi_1_rex64): Split sse and xmm general register moves from
13109 memory move alternatives. Use conditional register constraints.
13110 (movsf_1, movdf_integer): Likewise.
13111 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13112 (movdf_integer_rex64): New.
13113 (pushsf_rex64): Fix output constraints.
13114 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13115 (sse2_stored): Likewise.
13116 (sse2_storeq_rex64): New.
13117 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13118 amd and not generic.
13119 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13120 for optimize_size. Remove SF/DFmode hack.
13122 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13124 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13127 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13128 Richard Sandiford <richard@codesourcery.com>
13130 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13131 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13132 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13133 m68k/t-mlib to tmake_file.
13134 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13135 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13136 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13137 Allow it to be cf or m68k. Set m68k_arch_family. If that
13138 variable is not empty, add t-$m68k_arch_family to tmake_file.
13139 Add t-mlibs to tmake_file.
13140 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13141 * config/m68k/t-cf: New file.
13142 * config/m68k/t-m68k: Likewise.
13143 * config/m68k/t-mlibs: Likewise.
13144 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13145 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13146 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13147 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13148 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13150 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13151 (INSTALL_LIBGCC): Delete.
13152 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13153 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13154 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13155 (M68K_MLIB_CPU): Define.
13156 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13157 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13158 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13160 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13161 Richard Guenther <rguenther@suse.de>
13163 PR middle-end/23361
13164 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13165 against INT_MIN/INT_MAX.
13166 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13167 file if a loop is removed.
13169 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13171 * calls.c (store_one_arg): Pass correct alignment to
13172 emit_push_insn for non-BLKmode values.
13173 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13174 unaligned stack slot via a suitably aligned slot.
13176 2007-02-08 DJ Delorie <dj@redhat.com>
13178 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13180 (legal_subregs): Use unsigned char, make const.
13181 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13183 2007-02-08 Paul Brook <paul@codesourcery.com>
13185 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13186 special interworking needed.
13188 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13190 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13191 conditional to __SSE2__.
13192 (Entries below should have been added to first ChangeLog
13193 entry for amdfam10 dated 2007-02-05)
13194 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13196 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13198 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13201 2007-02-08 DJ Delorie <dj@redhat.com>
13203 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13204 * config/m32c/m32c.c (legal_subregs): New.
13205 (m32c_illegal_subreg_p): New.
13206 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13207 unsupported subregs of hard regs.
13209 2007-02-08 Jan Hubicka <jh@suse.cz>
13211 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13212 the same one; always update histograms.
13214 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13216 * passes.c (init_optimization_passes): Tidy comment.
13218 2007-02-08 Roger Sayle <roger@eyesopen.com>
13220 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13221 strip zero_extend, bswap and rotates from POCOUNT's argument.
13222 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13223 zero_extend and rotates from PARITY's argument.
13224 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13225 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13226 of an integer constant at compile-time.
13228 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13231 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13233 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13236 * tree-ssa-live.c (remove_unused_locals): Do not remove
13237 TREE_ADDRESSABLE variables.
13238 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13239 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13240 FOR_CLOBBER. Update all users.
13241 If VAR has an associated alias set, add a virtual operand for
13242 it if no alias is found to conflict with the memory reference.
13244 2007-02-07 Jan Hubicka <jh@suse.cz>
13245 Robert Kidd <rkidd@crhc.uiuc.edu>
13247 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13249 2007-02-07 Ian Lance Taylor <iant@google.com>
13251 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13253 2007-02-07 Roger Sayle <roger@eyesopen.com>
13255 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13256 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13257 tablejumpdi, movsi_to_cr_one): Remove constraints from
13258 define_expand's match_operands.
13260 2007-02-07 Roger Sayle <roger@eyesopen.com>
13262 * global.c (compute_regsets): Move declatation of "i" inside of
13263 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13265 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13268 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13269 of INDIRECT_REF <RESULT_DECL>.
13271 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13273 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13274 Kaz Kojima <kkojima@gcc.gnu.org>
13277 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13279 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13281 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13283 * doc/loop.texi: Document possibility not to perform disambiguation
13284 of loops with multiple latches.
13285 * cfgloopmanip.c (alp_enum_p): Removed.
13286 (add_loop): Handle subloops. Use get_loop_body_with_size.
13287 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13288 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13289 the new forwarder block.
13290 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13291 Handle the case latch is NULL.
13292 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13293 when marking loop exits.
13294 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13296 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13297 disambiguate_loops_with_multiple_latches.
13298 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13299 before fix_loop_structure.
13300 * cfgloop.c: Include pointer-set.h and output.h.
13301 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13302 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13303 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13304 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13305 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13306 disambiguate_multiple_latches, get_loop_body_with_size,
13307 disambiguate_loops_with_multiple_latches): New functions.
13308 (flow_loop_dump): Dump multiple latch edges.
13309 (flow_loop_nodes_find): Handle loops with multiple latches.
13310 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13311 (glb_enum_p): Modified.
13312 (get_loop_body): Use get_loop_body_with_size.
13313 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13314 (AVOID_CFG_MODIFICATIONS): New constant.
13315 (disambiguate_loops_with_multiple_latches, add_loop,
13316 get_loop_body_with_size): Declare.
13317 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13319 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13321 PR inline-asm/28686
13322 * global.c (compute_regsets): New function.
13323 (global_alloc): Refactored ELIMINABLE_REGSET
13324 and NO_GLOBAL_ALLOC_REGS computation out.
13325 (rest_of_handle_global_alloc): Call compute_regsets()
13326 for non-optimizing case.
13328 2007-02-06 Richard Henderson <rth@redhat.com>
13330 * config/i386/constraints.md (Y2): Rename from Y.
13331 (Yi): New constraint.
13332 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13333 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13334 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13335 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13336 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13337 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13338 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13339 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13340 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13341 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13342 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13343 vec_extractv2si_1): Change Y constraints to Y2.
13344 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13345 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13346 Change Y constraints to Y2.
13347 (sse2_loadld): Change Y constraints to x.
13349 2007-02-06 Roger Sayle <roger@eyesopen.com>
13351 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13352 (parity<mode>2): New define_expand using rs6000_emit_parity.
13353 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13354 rs6000_emit_parity): New functions.
13355 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13356 rs6000_emit_parity): Prototype here.
13358 2007-02-06 Ian Lance Taylor <iant@google.com>
13360 * lower-subreg.c (simple_move_operand): Reject CONST.
13361 (resolve_clobber): Call validate_change rather than directly
13362 assigning to XEXP (pat, 0).
13364 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13366 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13367 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13368 (tree-cfg.o): Remove hashtab.h dependency.
13370 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13371 (struct ivopts_data): Change niters to pointer_map_t.
13372 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13373 (niter_for_exit): Create pointer_map on demand. Change for
13375 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13376 (free_loop_data): Destroy data->niters if created and reset field.
13377 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13378 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13380 * tree-ssa-reassoc.c: Include pointer-set.h.
13381 (bb_rank): Change to long *.
13382 (operand_rank): Change to pointer_map_t.
13383 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13384 (insert_operand_rank): Accept long.
13385 (operand_entry_hash, operand_entry_eq): Remove.
13386 (get_rank): Return long. Adjust for changes above.
13387 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13389 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13391 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13392 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13393 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13395 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13396 directly since it cannot be NULL.
13397 (get_vi_for_tree): Rewrite for pointer_map API.
13398 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13399 (init_alias_vars): Create vi_for_tree as pointer_map.
13400 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13402 * tree-cfg.c: Don't include hashtab.h.
13403 (edge_to_cases): Declare as pointer_map.
13404 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13406 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13407 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13408 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13410 (record_switch_edge): Delete.
13411 (get_cases_for_edge): Adjust for pointer_map API, inline
13412 record_switch_edge (rewritten for new API), remove goto.
13414 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13416 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13417 * tree-nested.c: Include pointer-set.h.
13418 (var_map_elt, var_map_eq, var_map_hash): Delete.
13419 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13420 to pointer_map_t's.
13421 (nesting_info_bitmap_obstack): New.
13422 (lookup_field_for_decl): Adjust for pointer_map API.
13423 (lookup_tramp_for_decl): Adjust for pointer_map API.
13424 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13425 (get_local_debug_decl): Adjust for pointer_map API.
13426 (convert_nl_goto_reference): Adjust for pointer_map API.
13427 (convert_nl_goto_receiver): Adjust for pointer_map API.
13428 (create_nesting_tree): Create outside GGC space. Create bitmap on
13429 the new obstack. Create field_map and var_map as pointer_maps.
13430 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13432 (lower_nested_functions): Move root here, no need to NULL it.
13433 Initialize and release the obstack.
13435 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13437 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13438 Remove prototypes and make them non-static.
13439 (struct tree_int_map): Remove.
13440 * tree.h (struct tree_int_map): Move here, turning TO into an
13442 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13444 * tree.h (TREE_COMPLEXITY): Remove.
13445 (struct tree_exp): Remove complexity field.
13446 * tree.c (build1_stat): Don't set it.
13448 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13449 Victor Kaplansky <victork@il.ibm.com>
13451 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13452 (vect_is_simple_reduction): Support reduction with induction as
13453 one of the operands.
13454 (vect_is_simple_iv_evolution): Fix formatting.
13455 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13456 formatting. Don't mark induction phis for vectorization.
13457 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13458 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13459 (vect_get_vec_def_for_operand): Support induction.
13460 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13462 (vectorizable_reduction): Support reduction with induction as one of
13464 (vectorizable_type_demotion): Use def-type of stmt argument rather
13465 than dummy def-type.
13467 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13468 flag_tree_scev_cprop.
13469 * common.opt (tree-scev-cprop): New flag.
13471 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13472 call to vect_get_new_vect_var.
13474 2007-02-06 Ira Rosen <irar@il.ibm.com>
13476 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13477 vectype is not NULL.
13478 (vect_pattern_recog_1): Likewise.
13480 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13482 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13483 (fold_negate_expr): Likewise.
13485 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13488 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13489 even if cv-qualification is the same.
13491 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13493 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13494 __enable_execute_stack on completion.
13496 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13498 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13499 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13500 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13501 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13502 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13503 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13504 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13505 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13507 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13509 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13510 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13511 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13512 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13513 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13514 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13515 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13516 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13517 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13518 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13519 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13520 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13521 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13522 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13523 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13524 sqrtextenddfxf2_i387): Added amdfam10_decode.
13526 * config/i386/athlon.md (athlon_idirect_amdfam10,
13527 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13528 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13529 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13530 athlon_ivector_store_amdfam10): New define_insn_reservation.
13531 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13534 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13536 * config/i386/athlon.md (athlon_call_amdfam10,
13537 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13538 define_insn_reservation.
13539 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13540 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13541 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13543 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13545 * config/i386/athlon.md (athlon_sseld_amdfam10,
13546 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13547 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13549 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13551 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13552 define_insn_reservation.
13553 * config/i386/i386.md (sseins): Added sseins to define_attr type
13554 and define_attr unit.
13555 * config/i386/sse.md: Set type attribute to sseins for insertq
13558 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13560 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13561 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13562 ssecomi_load_amdfam10, ssecomi_amdfam10,
13563 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13564 define_insn_reservation.
13565 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13567 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13569 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13570 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13571 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13572 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13573 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13574 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13575 define_insn_reservation.
13577 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13578 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13579 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13580 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13581 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13583 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13585 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13586 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13587 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13588 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13589 athlon_ssemul_load_k8): Added amdfam10.
13591 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13593 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13594 (x86_sse_unaligned_move_optimal): New variable.
13596 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13598 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13599 for unaligned vector SSE double/single precision loads for AMDFAM10.
13601 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13603 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13604 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13605 Define TARGET_CPU_DEFAULT_amdfam10.
13606 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13607 (processor_type): Add PROCESSOR_AMDFAM10.
13609 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13610 processor_type in config/i386/i386.h.
13611 Enable imul peepholes for TARGET_AMDFAM10.
13613 * config.gcc: Add support for --with-cpu option for amdfam10.
13615 * config/i386/i386.c (amdfam10_cost): New variable.
13616 (m_AMDFAM10): New macro.
13617 (m_ATHLON_K8_AMDFAM10): New macro.
13618 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13619 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13620 x86_promote_QImode, x86_integer_DFmode_moves,
13621 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13622 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13623 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13624 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13625 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13626 Enable/disable for amdfam10.
13627 (override_options): Add amdfam10_cost to processor_target_table.
13628 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13629 processor_alias_table.
13630 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13631 (ix86_adjust_cost): Add code for amdfam10.
13633 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13635 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13636 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13637 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13638 * config/i386/i386.h: Add builtin definition for SSE4A.
13639 * config/i386/i386.md: Add support for ABM instructions
13640 (popcnt and lzcnt).
13641 * config/i386/sse.md: Add support for SSE4A instructions
13642 (movntss, movntsd, extrq, insertq).
13643 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13644 Add -march=amdfam10 flag.
13645 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13646 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13648 * doc/extend.texi: Add documentation for SSE4A builtins.
13650 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13652 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13654 2007-02-05 Richard Guenther <rguenther@suse.de>
13656 * tree-vectorizer.h (vectorizable_function): Add argument type
13657 argument, change return type.
13658 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13659 * tree-vect-transform.c (vectorizable_function): Handle extra
13660 argument, return vectorized function decl.
13661 (build_vectorized_function_call): Remove.
13662 (vectorizable_call): Handle calls with result and argument types
13663 differing. Handle loop vectorization factor correctly.
13664 * targhooks.c (default_builtin_vectorized_function): Adjust for
13666 * targhooks.h (default_builtin_vectorized_function): Likewise.
13667 * target.h (builtin_vectorized_function): Add argument type
13669 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13670 extra argument, allow vectorizing of lrintf.
13671 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13672 documentation of target hook.
13674 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13677 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13678 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13679 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13681 2007-02-05 Roger Sayle <roger@eyesopen.com>
13683 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13684 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13685 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13686 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13687 before canonicalizing sincos to cexpi.
13688 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13690 2007-02-05 Roger Sayle <roger@eyesopen.com>
13692 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13693 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13694 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13696 2007-02-05 Roger Sayle <roger@eyesopen.com>
13698 * mips-tfile.c (initialize_init_file): Correct endianness test.
13700 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13702 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13703 the 'y' constraint.
13705 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13707 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13708 saves in a PARALLEL before the register assignments.
13710 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13712 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13713 DWARF_FRAME_RETURN_COLUMN to be a general register.
13714 * dwarf2out.c (init_return_column_size): New function, split from...
13715 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13716 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13717 to be nongeneral registers.
13718 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13720 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13721 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13723 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13725 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13727 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13729 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13730 (remove_path): Use can_remove_branch_p and remove_branch instead
13731 of loop_delete_branch_edge.
13732 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13733 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13734 Update profile using scale_dominated_blocks_in_loop.
13735 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13736 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13737 (can_remove_branch_p, remove_branch): Declare.
13738 * tree-cfg.c (tree_can_remove_branch_p): New function.
13739 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13740 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13741 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13743 2007-02-05 Jan Hubicka <jh@suse.cz>
13745 PR middle-end/30696
13746 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13747 nodes in cgraph, don't remove offline copy of the function.
13749 2007-02-04 Jan Hubicka <jh@suse.cz>
13751 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13752 vectors might cause maybe_lookup_element_for_expr to be called
13753 on non-sra-candidate.
13755 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13757 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13758 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13759 spelling conventions.
13761 2007-02-04 Richard Guenther <rguenther@suse.de>
13763 PR middle-end/30636
13764 * fold-const.c (try_move_mult_to_index): Make sure to not
13765 overflow one dimension of a multi-dimensional array access.
13767 2007-02-04 Jan Hubicka <jh@suse.cz>
13769 * passes.c (init_optimization_passes): Reindent.
13771 2007-02-04 Jan Hubicka <jh@suse.cz>
13772 Eric Botcazou <ebotcazou@adacore.com>
13774 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13775 (execute_fixup_cfg): Break out the abnormal goto code.
13776 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13777 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13778 (optimize_inline_calls): Call make_nonlocal_label_edges.
13780 2007-02-04 Jan Hubicka <jh@suse.cz>
13782 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13783 true when something was changed.
13784 (rename_ssa_copies): When something was changed, do
13785 TODO_remove_unused_locals.
13786 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13787 add TODO_remove_unused_locals when instruction was removed.
13789 2007-02-04 Jan Hubicka <jh@suse.cz>
13791 * ipa-inline.c (try_inline): Improve debug output; work on already
13793 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13794 call try_inline for already inlined edges too when flattening;
13795 inline also functions that make callee growth but overall unit size
13798 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13800 * config/m32c/bitops.md, config/m32c/jump.md,
13801 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13802 config/m32r/m32r.h, config/m32r/m32r.md,
13803 config/m32r/predicates.md, config/m68hc11/larith.asm,
13804 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13805 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13806 config/mips/mips-protos.h, config/mips/mips.c,
13807 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13808 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13809 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13810 spelling conventions.
13812 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13813 Follow spelling conventions.
13815 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13817 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13818 warn about C++0x compatibility.
13820 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13822 * config/h8300/h8300.c, config/h8300/h8300.h,
13823 config/h8300/h8300.md: Follow spelling conventions.
13825 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13827 PR middle-end/30667
13828 * combine.c (try_combine): Do not substitute source operand
13829 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13831 2007-02-03 Jan Hubicka <jh@suse.cz>
13833 PR gcov-profile/30650
13834 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13835 do not divide by zero for never executed counters.
13836 (tree_find_values_to_profile): Fix counters.
13837 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13839 2007-02-03 Ian Lance Taylor <iant@google.com>
13841 * lower-subreg.c (simple_move_operand): New static function,
13842 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13844 (simple_move): Call simple_move_operand.
13845 (find_decomposable_subregs): Add special handling of MEMs.
13846 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13847 meaning of return value. If we see a hard register, test whether
13848 it can store a word_mode value. Change all callers.
13850 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13852 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13853 ftrapv insns and expanders.
13854 (subdi3): Change define_expand operand 1 to arith11_operand, and
13855 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13856 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13857 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13860 PR middle-end/30174
13861 * varasm.c (notice_global_symbol): Treat global objects as weak when
13862 flag_shlib is true.
13864 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13866 * emit-rtl.c (dconstpi): Delete.
13867 (dconstsqrt2): New.
13868 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13869 * real.h (dconstpi): Delete.
13870 (dconstsqrt2): New.
13871 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13872 (fold_builtin_hypot): Likewise.
13874 2007-02-03 Tom Tromey <tromey@redhat.com>
13877 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13878 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13880 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13882 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13883 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13884 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13885 config/rs6000/cell.md, config/rs6000/darwin.h,
13886 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13887 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13888 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13889 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13890 typos. Follow spelling conventions.
13891 * doc/invoke.texi: Follow spelling conventions.
13893 2007-02-03 Roger Sayle <roger@eyesopen.com>
13895 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13896 canonicalization transformations that attempt to simplify integer
13897 constant comparisons to become comparisons against zero.
13899 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13901 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13903 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13904 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13906 2007-02-02 Mike Stump <mrs@apple.com>
13908 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13909 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13910 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13911 generate a branch island.
13913 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13915 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13916 (xtensa_legitimate_address_p): New.
13917 (xtensa_legitimize_address): New.
13918 (xtensa_output_addr_const_extra): New.
13919 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13921 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13922 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13923 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13924 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13925 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13926 (xtensa_legitimize_address): New.
13927 (xtensa_output_addr_const_extra): New.
13929 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13931 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13933 2007-02-02 Ian Lance Taylor <iant@google.com>
13935 * expmed.c (expand_divmod): Add comment.
13937 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13939 * emit-rtl.c (renumber_insns): Remove.
13940 * flags.h: Remove the extern for flag_renumber_insns.
13941 * rtl.h: Remove the prototype for renumber_insns.
13942 * toplev.c (flag_renumber_insns): Remove.
13944 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13946 Revert for x86 darwin:
13947 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13949 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13950 code before the following patch under TARGET_MACHO.
13951 (ix86_function_value_regno_p): Likewise.
13953 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13955 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13958 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13961 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13962 general or fp registers. Add comments.
13963 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13965 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13967 * pointer-set.c (insert_aux): Only return insertion slot.
13968 (pointer_set_insert): Adjust.
13969 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13970 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13971 pointer_map_traverse): New.
13972 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13973 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13974 pointer_map_contains, pointer_map_traverse): Declare.
13976 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13978 PR middle-end/30473
13979 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13980 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13982 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13984 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13986 (struct _dep): New type.
13987 (dep_t): New typedef.
13988 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13989 (DEP_STATUS): New access macro. The macro with the same name was
13990 renamed to DEP_LINK_STATUS.
13991 (dep_init): Declare function
13993 (struct _dep_link): New type.
13994 (dep_link_t): New typedef.
13995 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13996 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13997 (DEP_LINK_STATUS): New macro.
13998 (debug_dep_links): New debug function.
14000 (struct _deps_list): New type.
14001 (deps_list_t): New typedef.
14002 (DEPS_LIST_FIRST): New access macro.
14003 (FOR_EACH_DEP_LINK): New cycle macro.
14004 (create_deps_list, free_deps_list, delete_deps_list): Declare
14006 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14007 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14008 (copy_deps_list_change_con): Ditto.
14010 (move_dep_link): Declare function.
14012 (struct _dep_node): New type.
14013 (dep_node_t): New typedef.
14014 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14016 (struct haifa_insn_data.back_deps): New field to hold backward
14017 dependencies of the insn.
14018 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14020 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14021 Change its type to deps_list_t.
14022 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14023 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14024 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14026 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14028 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14030 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14032 (dep_cost): Declare.
14034 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14035 (ds_to_dk, dk_to_ds): New functions.
14037 (init_dep_1): New static function.
14038 (init_dep): New function.
14039 (copy_dep): New static function.
14041 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14043 (detach_dep_link): New static function.
14044 (move_dep_link): New function.
14046 (dep_links_consistent_p, dump_dep_links): New static functions.
14047 (debug_dep_links): New debugging function.
14049 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14051 (alloc_deps_list, init_deps_list): New static functions.
14052 (create_deps_list): New function.
14053 (clear_deps_list): New static function.
14054 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14055 (deps_list_consistent_p, dump_deps_list): New static functions.
14056 (debug_deps_list): New function.
14057 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14059 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14061 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14062 use new scheduler dependencies lists.
14063 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14064 (sched_analyze): Ditto. Initialize dependencies lists.
14065 (add_forw_dep, compute_forward_dependences): Update to use new
14066 scheduler dependencies lists.
14068 (init_dependency_caches): Init deps_obstack.
14069 (free_dependency_caches): Free deps_obstack.
14071 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14072 new scheduler dependencies lists.
14073 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14074 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14076 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14077 Update to use new scheduler dependencies lists.
14078 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14079 (debug_dependencies): Ditto.
14080 (schedule_region): Update comments.
14082 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14083 scheduler dependencies lists.
14084 (schedule_ebb): Update comments.
14086 * rtl.def (DEPS_LIST): Remove.
14088 * lists.c (unused_deps_list): Remove.
14089 (free_list): Update assertions.
14091 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14092 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14094 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14095 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14097 * haifa-sched.c (comments): Update.
14098 (insn_cost1): Remove. Inline the code into insn_cost ().
14099 (insn_cost): Update to use new scheduler dependencies lists. Move
14100 processing of the dependency cost to dep_cost ().
14101 (dep_cost): New function. Use it instead of insn_cost () when
14102 evaluating cost of the dependency. Use compatible interface to
14103 interact with the target.
14104 (priority): Update to use new scheduler dependencies lists.
14105 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14106 with greater number of insns that depend on the insn.
14107 (schedule_insn): Update to use new scheduler dependencies lists. Add
14108 code to free backward dependencies lists. Inline and optimize code
14109 from resolve_dep () - see PR28071.
14110 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14111 lists. Update call to targetm.sched.is_costly_dependence hook.
14113 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14114 scheduler dependencies lists.
14116 (resolve_dep): Remove. Move the logic to schedule_insn ().
14117 (init_h_i_d): Initialize dependencies lists.
14119 (process_insn_depend_be_in_spec): Rename to
14120 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14121 dependencies lists.
14122 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14123 Update to use new scheduler dependencies lists.
14124 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14126 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14127 new scheduler dependencies lists.
14128 (build_intra_loop_deps): Ditto.
14130 * target.h (struct _dep): Declare to use in
14131 gcc_target.sched.is_costly_dependence.
14132 (struct gcc_target.sched.adjust_cost): Fix typo.
14133 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14134 single dep_t parameter instead of an equivalent triad.
14135 (struct gcc_target.sched.adjust_cost_2): Remove.
14137 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14139 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14141 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14143 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14145 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14146 (REG_DEP_TRUE): Document.
14148 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14149 Change signature to correspond to the targetm.sched.adjust_cost hook.
14150 Update use in TARGET_SCHED_ADJUST_COST_2.
14151 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14152 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14153 new scheduler dependencies lists.
14154 (ia64_gen_check): Ditto.
14156 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14157 dependencies lists.
14159 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14160 signature to correspond to the targetm.sched.is_costly_dependence hook.
14161 (is_costly_group): Update to use new scheduler dependencies lists.
14163 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14164 instead of INSN_COST () macro.
14166 2007-02-01 Ian Lance Taylor <iant@google.com>
14168 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14170 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14172 * pa.md (tp_load): Correct mfctl instruction syntax.
14174 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14176 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14177 altivec_padding_size calculation on AIX. Improve comment, add
14178 assert to verify that it's right.
14180 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14183 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14185 PR inline-asm/28686
14186 * global.c (global_alloc): Add mising initialization of
14189 2007-02-01 Roger Sayle <roger@eyesopen.com>
14191 * alias.c (init_alias_analysis): Correct whitespace.
14192 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14193 partition_hot_cold_basic_blocks): Likewise.
14194 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14195 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14196 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14197 fold_builtin_snprintf_chk, fold_builtin_printf,
14198 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14199 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14200 * cfgcleanup.c (cleanup_cfg): Likewise.
14201 * cfgexpand.c (tree_expand_cfg): Likewise.
14202 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14203 * function.c (get_next_funcdef_no): Likewise.
14204 * gengtype.c (main): Likewise.
14205 * genmodes.c (main): Likewise.
14206 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14207 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14208 * ifcvt.c (noce_emit_move_insn): Likewise.
14209 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14211 * stor-layout.c (get_best_mode): Likewise.
14212 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14213 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14214 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14215 perform_var_substitution, solve_graph): Likewise.
14216 * tree-vrp.c (vrp_finalize): Likewise.
14218 2007-02-01 Ian Lance Taylor <iant@google.com>
14220 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14221 high part of a paradoxical subreg, return a constant zero.
14223 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14225 * toplev.c (lang_dependent_init): Call init_set_costs.
14226 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14228 2007-02-01 Richard Guenther <rguenther@suse.de>
14230 PR middle-end/30656
14231 * fold-const.c (fold_negate_expr): Allow negating a
14232 constant if overflow does not change.
14234 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14236 * doc/c-tree.texi (Expression trees): Improve markup.
14237 * doc/tm.texi (Register Classes, Addressing Modes)
14238 (Floating Point): Fix spacing after abbreviations. Fix some
14241 2007-02-01 Ben Elliston <bje@au.ibm.com>
14243 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14244 * doc/contrib.texi: Likewise.
14245 * doc/install.texi: Likewise.
14247 2007-01-31 Richard Henderson <rth@redhat.com>
14248 Ian Lance Taylor <iant@google.com>
14250 * lower-subreg.c: New file.
14251 * rtl.def (CONCATN): Define.
14252 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14253 pass_lower_subreg2.
14254 * emit-rtl.c (update_reg_offset): New static function, broken out
14255 of gen_rtx_REG_offset.
14256 (gen_rtx_REG_offset): Call update_reg_offset.
14257 (gen_reg_rtx_offset): New function.
14258 * regclass.c: Revert patch of 2006-03-05, restoring
14260 (clear_reg_info_regno): New function.
14261 * dwarf2out.c (concatn_loc_descriptor): New static function.
14262 (loc_descriptor): Handle CONCATN.
14263 * common.opt (fsplit_wide_types): New option.
14264 * opts.c (decode_options): Set flag_split_wide_types when
14266 * timevar.def (TV_LOWER_SUBREG): Define.
14267 * rtl.h (gen_reg_rtx_offset): Declare.
14268 (reg_scan_update): Declare.
14269 * regs.h (clear_reg_info_regno): Declare.
14270 * tree-pass.h (pass_lower_subreg): Declare.
14271 (pass_lower_subreg2): Declare.
14272 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14273 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14274 -fsplit-wide-types.
14275 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14276 * Makefile.in (OBJS-common): Add lower-subreg.o.
14277 (lower-subreg.o): New target.
14279 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14281 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14283 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14286 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14288 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14290 PR middle-end/29335
14291 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14293 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14295 * cfgloop.h: Include vec-prim.h.
14296 (enum li_flags): Remove LI_ONLY_OLD.
14297 (loop_iterator): Changed.
14298 (fel_next, fel_init): Iterate over loop tree.
14299 (FOR_EACH_LOOP_BREAK): New macro.
14300 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14302 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14303 * modulo-sched.c (sms_schedule): Ditto.
14304 * tree-vectorizer.c (vectorize_loops): Ditto.
14305 * doc/loop.texi: Update information on loop numbering and behavior of
14306 FOR_EACH_LOOP wrto new loops.
14307 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14308 add_to_evolution_1): Test nestedness of loops instead of comparing
14310 * tree-chrec.c (chrec_fold_plus_poly_poly,
14311 chrec_fold_multiply_poly_poly, chrec_evaluate,
14312 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14313 reset_evolution_in_loop): Ditto.
14314 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14316 2007-01-31 Dirk Mueller <dmueller@suse.de>
14318 * c-common.c (warn_about_parentheses): Separate warning about
14319 un-parenthized sequence of comparison operators from the one
14320 which is supposed to warn about x <= y <= z.
14322 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14324 * optabs.h (enum optab_index): Add new OTI_isinf.
14325 (isinf_optab): Define corresponding macro.
14326 * optabs.c (init_optabs): Initialize isinf_optab.
14327 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14329 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14330 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14332 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14333 expand_builtin_interclass_mathfn.
14334 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14335 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14336 (fxam<mode>2_i387): New insn pattern.
14337 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14338 built-in functions as x87 inline asm.
14340 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14342 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14344 2007-01-30 Eric Christopher <echristo@apple.com>
14346 * config.gcc: Add geode.
14348 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14350 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14351 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14352 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14353 value-prof.c: Fix comment typos.
14355 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14358 * doc/invoke.texi (Wpointer-arith): Document warning.
14360 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14362 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14363 the list of discrepancies from the draft TR.
14365 2007-01-30 Dirk Mueller <dmueller@suse.de>
14368 * doc/invoke.texi (-Wreturn-type): Update description to
14369 match new behavior.
14371 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14373 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14375 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14377 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14378 to handle optabs that operate on floating point input argument and
14379 output to integer output.
14380 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14381 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14382 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14383 expand_builtin_interclass_mathfn ().
14384 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14385 (ilogbsi2): Remove.
14386 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14387 ilogbl built-in functions as x87 intrinsics.
14389 2007-01-30 Richard Guenther <rguenther@suse.de>
14391 PR middle-end/27657
14392 * dwarf2out.c (reference_to_unused): Query varpool if the
14393 variable was output.
14395 2007-01-30 Richard Guenther <rguenther@suse.de>
14397 PR middle-end/30313
14398 * passes.c (execute_one_pass): Reset in_gimple_form to not
14399 confuse non-unit-at-a-time mode.
14401 2007-01-29 Roger Sayle <roger@eyesopen.com>
14402 Richard Guenther <rguenther@suse.de>
14404 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14405 avoid undefined behaviour on overflow. Use force_fit_type_double
14406 to construct the constant with the specified TREE_OVERFLOW.
14408 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14410 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14411 * config/dfp-bit.h: Ditto.
14413 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14415 * c-decl.c (pop_scope): Replace warnings with call to
14416 warn_for_unused_label.
14417 * c-common.h (warn_for_unused_label): Declare.
14418 * c-common.c (warn_for_unused_label): Define.
14420 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14422 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14425 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14427 * Makefile.in (USER_H): Remove decfloat.h.
14428 * ginclude/decfloat.h: Delete, moving contents to ...
14429 * ginclude/float.h: Add support for decimal floating point,
14430 guarded by __STDC_WANT_DEC_FP__.
14432 2007-01-29 Mike Stump <mrs@apple.com>
14434 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14435 Analysis and Representation to resolve case insensitive conflict.
14436 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14438 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14440 * tree.h (struct tree_memory_tag): Add aliases member.
14441 (MTAG_ALIASES): New macro.
14442 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14443 (add_may_alias): Remove pointer-set. Update for may_aliases being
14445 (mark_aliases_call_clobbered): Update for may_aliases being a
14447 (compute_tag_properties): Ditto.
14448 (create_partition_for): Ditto.
14449 (compute_memory_partitions): Ditto.
14450 (dump_may_aliases_for): Ditto.
14451 (is_aliased_with): Ditto.
14452 (add_may_alias_for_new_tag): Ditto.
14453 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14454 (compute_is_aliased): New function.
14455 (compute_may_aliases): Call compute_is_aliased).
14456 (init_alias_info): Initialize alias_bitmap_obstack.
14457 (union_alias_set_into): New function.
14458 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14459 (have_common_aliases_p): Rewrite to take two bitmaps and use
14461 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14462 Update for bitmaps.
14463 (finalize_ref_all_pointers): Update for add_may_alias changes.
14464 (new_type_alias): Ditto.
14465 * tree-flow-inline.h (may_aliases): Return a bitmap.
14466 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14467 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14468 may_aliases being a bitmap.
14469 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14470 may_aliases now returns a bitmap.
14471 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14473 * tree-ssa-operands.c (add_virtual_operand): Update for
14474 may_aliases being a bitmap.
14476 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14478 PR tree-optimization/30630
14479 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14480 variable as changed.
14482 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14485 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14486 expanded only once even if an error occurs.
14488 2007-01-29 Ben Elliston <bje@au.ibm.com>
14490 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14491 (__gcov_average_profiler): Likewise.
14492 (__gcov_ior_profiler): Likewise.
14493 (__gcov_merge_ior): Likewise.
14495 2007-01-28 Jan Hubicka <jh@suse.cz>
14497 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14498 * value-prof.c (stringop_block_profile): Likewise.
14500 2007-01-28 Jan Hubicka <jh@suse.cz>
14502 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14503 variant handling histograms; add wrapper.
14504 (clear_storage_via_libcall): Export.
14505 (emit_block_move_hints): Break out from ...; add histograms.
14506 (emit_block_move): ... this one.
14507 (clear_storage_hints): Break out from ...; add histograms.
14508 (clear_storage): ... this one.
14509 (set_storage_via_memset): Handle histogram.
14510 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14511 (clear_storage_hints, clear_storage_via_libcall): Declare.
14512 (set_storage_via_setmem): Update prototype.
14513 * doc/md.texi (movmem, setmem): Document new arguments.
14515 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14517 (stringop_block_profile): New global function.
14518 (tree_stringops_values_to_profile): Profile block size and alignment.
14519 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14521 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14522 (stringop_block_profile): Declare.
14523 * builtins.c: Include value-prof.h.
14524 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14525 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14526 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14527 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14528 * profile.c (instrument_values): Add new counters.
14529 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14531 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14532 (tree_init_edge_profiler): Build new profilers.
14533 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14534 (pass_tree_profile): Add dump.
14535 (tree_profile_hooks): Update.
14536 * Makefile.in (LIBGCOV): Add new constants.
14537 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14538 __gcov_ior_profiler): New.
14539 * i386.md (movmem/setmem expanders): Add new optional arguments.
14541 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14543 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14545 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14547 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14548 (tree_unswitch_single_loop): Pass eni_size_weights to
14549 tree_num_loop_insns.
14550 * tree-ssa-loop-manip.c: Include tree-inline.h.
14551 (can_unroll_loop_p): Pass eni_size_weights to
14552 tree_num_loop_insns.
14553 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14554 Pass eni_size_weights to estimate_num_insns.
14555 * tree.h (init_inline_once): Export.
14556 * toplev.c (backend_init): Call init_inline_once.
14557 * cgraphunit.c (cgraph_process_new_functions,
14558 cgraph_analyze_function): Pass eni_inlining_weights to
14559 estimate_num_insns.
14560 * ipa-inline.c (compute_inline_parameters): Ditto.
14561 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14562 to estimate_num_insns.
14563 (try_unroll_loop_completely): Pass eni_size_weights to
14564 tree_num_loop_insns.
14565 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14566 ot estimate_num_insns.
14567 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14568 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14569 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14570 eni_time_weights): New variables.
14571 (init_inline_once): Initialize them.
14572 (struct eni_data): Mew.
14573 (estimate_num_insns_1, estimate_num_insns): Use weights.
14574 * tree-inline.h (struct eni_weights_d): New.
14575 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14576 (estimate_num_insns): Declaration changed.
14577 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14578 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14579 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14581 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14583 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14584 relations in the conflict function is valid.
14586 2007-01-27 Ian Lance Taylor <iant@google.com>
14588 * common.opt: Add fstrict-overflow.
14589 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14590 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14591 (TYPE_OVERFLOW_UNDEFINED): Define.
14592 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14594 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14595 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14596 (fold_negate_expr): Likewise.
14597 (make_range): Likewise.
14598 (extract_muldiv_1): Likewise.
14599 (maybe_canonicalize_comparison): Likewise.
14600 (fold_comparison): Likewise.
14601 (fold_binary): Likewise.
14602 (tree_expr_nonnegative_p): Likewise.
14603 (tree_expr_nonzero_p): Likewise.
14604 * tree-vrp.c (compare_values): Likewise.
14605 (extract_range_from_binary_expr): Likewise.
14606 (extract_range_from_unary_expr): Likewise.
14607 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14609 (nowrap_type_p): Likewise.
14610 * tree-scalar-evolution.c (simple_iv): Likewise.
14611 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14612 (build_range_check): Likewise.
14613 (extract_muldiv_1): Likewise.
14614 (fold_comparison): Likewise.
14615 * tree-vrp.c (vrp_int_const_binop): Likewise.
14616 (extract_range_from_unary_expr): Likewise.
14617 * convert.c (convert_to_integer): Likewise.
14618 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14619 (fold_comparison): Likewise.
14620 (fold_binary): Likewise.
14621 * optabs.c (optab_for_tree_code): Likewise.
14622 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14623 * simplify-rtx.c (simplify_const_relational_operation): Check
14624 flag_strict_overflow and flag_trapv.
14625 (simplify_const_relational_operation): Likewise.
14626 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14627 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14630 2007-01-27 Roger Sayle <roger@eyesopen.com>
14632 * tree.c (tree_fold_gcd): Delete.
14633 * tree.h (tree_fold_gcd): Remove prototype.
14634 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14635 test whether one constant integer is a multiple of another. Instead
14636 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14637 * fold-const.c (multiple_of_p): We've determined both TOP and
14638 BOTTOM are integer constants so we can call int_const_binop directly
14639 instead of the more generic const_binop.
14641 2007-01-27 Roger Sayle <roger@eyesopen.com>
14643 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14644 1*X check that the constant hasn't overflowed, to preserve the
14646 (round_up): Provide an efficient implementation when rouding-up an
14647 INTEGER_CST to a power-of-two.
14649 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14651 * doc/sourcebuild.texi: Add comma for clarity.
14652 * doc/extend.texi: Fix some typos.
14653 * doc/passes.texi: Likewise.
14654 * doc/cppinternals.texi: Likewise.
14655 * doc/c-tree.texi: Likewise.
14656 * doc/tree-ssa.texi: Likewise.
14657 * doc/install.texi: Likewise.
14659 2007-01-27 Jan Hubicka <jh@suse.cz>
14661 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14662 (pass_sra): Do not require alias information.
14663 * passes.c (init_optimization_passes): Add SRA
14665 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14667 * tracer.c (rest_of_handle_tracer): We already cleaned
14668 up the CFG in tracer() so don't do it here again.
14669 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14670 cleanup_cfg here, either. And don't call renumber_insns.
14672 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14673 and BB_HEAD are in the insn stream here. Instead make sure
14674 that BB_INSN is valid on all insns. Also, do check here that
14675 there are no pending branch predictions...
14676 (rtl_verify_flow_info): ...instead of doing it here. Checks
14677 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14680 2007-01-26 Roger Sayle <roger@eyesopen.com>
14682 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14683 function to simplify/factorize operand order canonicalization.
14684 (ix86_fixup_binary_operands): Reorganize using the above function.
14685 (ix86_binary_operator_ok): Likewise.
14687 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14689 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14690 file scope from optimize_attrs.
14691 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14693 (optimize_attrs): Clear insn_code_values after freeing it.
14695 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14697 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14698 a parts.base assignment.
14700 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14702 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14703 (compute_subscript_distance, initialize_data_dependence_relation,
14704 finalize_ddr_dependent, analyze_ziv_subscript,
14705 analyze_siv_subscript_cst_affine,
14706 compute_overlap_steps_for_affine_univar,
14707 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14708 analyze_siv_subscript, analyze_miv_subscript,
14709 analyze_overlapping_iterations, subscript_dependence_tester_1,
14710 compute_self_dependence, free_dependence_relation): Work
14711 with affine_fn instead of chrecs.
14712 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14713 common_affine_function, affine_function_base,
14714 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14715 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14716 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14717 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14718 (all_chrecs_equal_p): Removed.
14719 * tree-data-ref.h (affine_fn, conflict_function): New types.
14720 (struct subscript): Change type of conflicting_iterations_in_a
14721 and conflicting_iterations_in_b.
14723 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14726 * config/pa/pa.h (TARGET_HPUX_11): New.
14727 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14728 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14730 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14731 Richard Guenther <rguenther@suse.de>
14733 * tree-ssa-structalias.c (solve_graph): Handle case
14734 we merged the variable to another.
14736 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14738 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14741 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14742 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14744 2007-01-25 DJ Delorie <dj@redhat.com>
14746 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14747 allow changes to modes which don't fit in those registers.
14749 * reload1.c (choose_reload_regs): Check for invalid subregs before
14750 computing their locations, not after.
14752 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14755 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14756 save Altivec registers in an eh_return function.
14757 (compute_vrsave_mask): Likewise.
14758 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14759 for saving Altivec registers.
14760 (rs6000_emit_prologue): Don't allocate stack twice in
14761 eh_return function. Correct expected value of altivec_save_offset
14762 when using save_world. Describe save of R0 to stack when using
14763 save_world. Describe stack pointer adjustment when using
14764 save_world. Remove duplicated eh_return parameter register saving.
14765 Update sp_offset variable after save_world.
14766 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14768 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14769 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14772 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14774 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14776 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14779 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14780 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14782 2007-01-25 Richard Guenther <rguenther@suse.de>
14784 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14785 * common.opt (-Wcoverage-mismatch): New warning option.
14786 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14787 if -Wcoverage-mismatch is given.
14789 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14791 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14792 (ipcp_driver): Change to static definition.
14793 Add dumping of the ifunctions.
14794 (constant_val_insert): Remove unused parameter. Support for SSA.
14795 (ipcp_propagate_const): Support for SSA.
14796 (ipcp_profile_bb_print): Print only analyzed nodes.
14797 (ipcp_replace_map_create): Remove support for Fortran constant
14799 * ipa-prop.c (ipa_method_modify_stmt,
14800 ipa_callsite_compute_param): Support for SSA.
14801 * ipa-prop.h (ipcp_driver): Remove declaration.
14802 (IS_VALID_TREE_MAP_INDEX): Add define.
14804 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14806 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14808 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14810 PR middle-end/30447
14811 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14812 constant argument to cabs and do it without checking for
14813 -funsafe-math-optimizations.
14815 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14817 * c-common.h (RID_FIRST_CXX0X): New.
14818 (RID_LAST_CXX0X): New.
14819 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14821 * c.opt (Wc++0x-compat): New.
14822 * doc/invoke.texi (-Wc++0x-compat): Document.
14824 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14826 * builtins.c (fold_builtin_carg): New.
14827 (fold_builtin_1): Use it.
14829 2007-01-24 Jan Hubicka <jh@suse.cz>
14831 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14833 * ipa-inline.c (initial_insns, max_insns): Delete.
14834 (compute_max_insns): New function.
14835 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14836 of insns as base for code growth.
14837 (cgraph_decide_inlining): Make initial_insns local; do not compute
14839 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14840 * doc/invoke.texi (inline-unit-growth): Update docs.
14842 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14844 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14845 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14846 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14847 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14848 for CPUs that have PTA_CX16 set.
14850 PR middle-end/27416
14851 * gimplify.c (omp_check_private): New function.
14852 (gimplify_scan_omp_clauses): Use it for
14853 firstprivate/lastprivate/reduction.
14855 PR middle-end/30494
14856 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14857 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14859 PR middle-end/30421
14860 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14861 If lower_lastprivate_clauses emits some statements, append them
14862 to dlist rather than body_p and to body_p append an initializer.
14863 (lower_omp_for): Adjust caller.
14865 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14867 * target.h (globalize_decl_name): New.
14868 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14869 * output.h (default_globalize_decl_name): New.
14870 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14872 (globalize_decl): Ditto.
14873 (default_globalize_decl_name): New.
14874 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14875 (ia64_handle_version_id_attribute): New.
14876 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14877 (ia64_asm_output_external): Use globalize_decl_name instead
14878 of globalize_label.
14879 * doc/extend.texi (version_id): New pragma.
14880 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14882 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14884 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14885 _uleb128_t and _Unwind_SWord with _sleb128_t.
14886 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14887 uw_frame_state_for, uw_update_context_1): Likewise.
14888 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14889 * unwind-pe.h (read_uleb128, read_sleb128,
14890 read_encoded_value_with_base): Likewise.
14891 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14893 2007-01-24 Richard Guenther <rguenther@suse.de>
14895 * builtins.c (expand_builtin_cexpi): Get the fndecl
14896 for cexp in the correct way.
14898 2007-01-24 Jan Hubicka <jh@suse.cz>
14900 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14902 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14904 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14905 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14906 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14907 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14908 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14909 __SIZEOF_PTRDIFF_T__.
14910 * doc/cpp.texi: Documentation for the new builtin macros added.
14912 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14914 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14915 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14916 instead of operands[2] to avoid access past the end of array.
14918 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14920 * reload1.c (emit_reload_insns): Pass the reload register
14921 for a non-spill output reload through forget_old_reloads_1.
14923 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14925 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14926 _SOFT_DOUBLE if doubles use software floating-point.
14927 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14928 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14929 * config/rs6000/darwin-ldouble.c: Also compile functions for
14930 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14931 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14932 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14933 commented-out long double override.
14934 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14935 * config/rs6000/eabispe.h: Likewise.
14936 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14937 long double for non-SPE.
14938 (rs6000_handle_option): Likewise.
14939 (invalid_e500_subreg): Disallow more subregs involding DImode,
14940 DFmode, TImode or TFmode.
14941 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14943 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14945 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14946 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14948 (rs6000_legitimate_address): Also check for TFmode for E500
14950 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14951 (spe_build_register_parallel): Handle TFmode and TCmode.
14952 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14954 (function_arg): Handle TFmode and TCmode for E500 double.
14955 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14957 (print_operand): Handle TFmode and TImode for %y.
14958 (rs6000_generate_compare): Handle TFmode comparisons for E500
14960 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14961 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14962 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14963 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14964 TFmode for E500 double.
14965 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14966 (floatsidf2): Enable for E500 double.
14967 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14968 (extenddftf2): Change to extenddftf2_fprs.
14969 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14970 depending on TARGET_E500_DOUBLE.
14971 (extendsftf2): Enable for E500 double.
14972 (trunctfdf2): Enable for E500 double.
14973 (trunctfsf2): Change to trunctfsf2_fprs.
14974 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14975 depending on TARGET_E500_DOUBLE.
14976 (floatsitf2): Enable for E500 double.
14977 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14978 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14979 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14980 (negtf2): Change to negtf2_internal.
14981 (negtf2): New expander.
14982 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14983 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14984 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14985 (movdi_internal32): Use rs6000_nonimmediate_operand.
14986 (unnamed splitter): Likewise.
14987 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14988 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14989 (SPE64TF, DITI): New mode macros.
14990 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14993 (frob_<mode>_di_2): New.
14994 (frob_tf_di_8_2): New.
14995 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14997 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14999 (frob_ti_<mode>_8_2): New.
15000 (frob_ti_tf_2): New.
15001 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15002 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15004 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15005 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15006 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15007 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15008 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15009 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15012 2007-01-23 Ian Lance Taylor <iant@google.com>
15014 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15016 (OBJS-archive): Reformat, alphabetize.
15017 (OBJS): Change out_object_file to OBJS-md.
15019 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15021 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15022 JUMP_P and CALL_P predicates where applicable.
15023 * config/i386/i386.c: Ditto.
15024 * config/i386/i386.md: Ditto.
15025 * config/i386/mmx.md: Ditto.
15026 * config/i386/predicates.md: Ditto.
15028 2007-01-22 Andreas Schwab <schwab@suse.de>
15030 * config/m68k/m68k.h: Fix comment.
15032 2007-01-22 Jan Hubicka <jh@suse.cz>
15034 * passes.c (init_optimization_passes): Do not rerun
15035 pass_early_warn_uninitialized.
15037 2007-01-22 Richard Guenther <rguenther@suse.de>
15039 PR tree-optimization/30038
15040 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15042 (execute_cse_sincos_1): Likewise.
15043 (execute_cse_sincos): Likewise.
15044 (gate_cse_sincos): Likewise.
15045 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15046 the cexpi() canonicalization of sincos().
15047 * tree-pass.h (pass_cse_sincos): Declare.
15048 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15050 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15052 PR rtl-optimization/29329
15053 * combine.c (replaced_rhs_insn): Rename to i2mod.
15054 (replaced_rhs_value): Rename to i2mod_new_rhs.
15055 (i2mod_old_rhs): New global variable.
15056 (combine_instructions): Adjust for above change. Save a copy of
15057 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15058 note are substituted in the second instruction.
15059 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15060 ditch the note if it pertains to the second eliminated register
15061 and this register is mentioned in i2mod_old_rhs.
15064 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15066 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15067 the insn to which the note was originally attached.
15069 2007-01-21 Jan Hubicka <jh@suse.cz>
15071 * ipa-inline.c (inlining_mode): Comment, move up.
15072 (cgraph_decide_inlining_incrementally): Do not perform inlining
15073 itself; fix handling of flattening of self recursive functions.
15074 (cgraph_find_cycles): Remove.
15075 (cgraph_flatten_node): Remove.
15076 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15077 (try_inline): New function.
15078 (cgraph_early_inlining): Update call of
15079 cgraph_decide_inlining_incrementally. Apply inlining here.
15080 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15082 2007-01-21 Dirk Mueller <dmueller@suse.de>
15085 * tree-vrp.c (check_array_bounds): do not warn
15086 about ADDR_EXPR's of ARRAY_REF's which are immediately
15087 used in binary expressions.
15089 2007-01-21 Ira Rosen <irar@il.ibm.com>
15091 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15092 read_write_dep and macros for its access.
15093 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15094 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15095 argument, call vect_check_interleaving for every independent pair of
15096 data-refs. Mark loads that access the same memory location as a store
15098 (vect_check_dependences): Remove.
15099 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15100 call, fix the call to vect_analyze_data_ref_dependence.
15101 (vect_analyze_data_ref_access): For statements that access the same
15102 data-ref, check that they are not stores; for loads, check that there
15103 is no store that access the same location.
15105 2007-01-20 Roger Sayle <roger@eyesopen.com>
15106 Joseph Myers <joseph@codesourcery.com>
15108 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15109 (-fdump-rtl-stack): Likewise.
15110 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15111 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15112 (-mpt-fixed): Use @minus{} for minus sign.
15113 (Using Precompiled Headers): Fix under/overfull hbox.
15115 2007-01-20 Jan Hubicka <jh@suse.cz>
15117 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15118 place within annotation.
15120 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15122 * pa.c (output_move_double): Change array size of xoperands to 4.
15124 2007-01-20 Jan Hubicka <jh@suse.cz>
15126 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15129 2007-01-19 Ian Lance Taylor <iant@google.com>
15131 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15132 constant to unsigned HOST_WIDE_INT before negating.
15134 2007-01-19 Ian Lance Taylor <iant@google.com>
15136 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15138 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15139 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15140 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15141 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15142 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15143 (realloc_vdef, realloc_vuse): Change second parameter to
15145 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15146 fields to unsigned.
15147 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15148 unsigned. Change x and lim locals to unsigned.
15149 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15151 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15152 (copy_virtual_operands): Change i and n locals to unsigned.
15154 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15156 PR middle-end/29335
15157 * builtins.c (fold_builtin_1): Handle builtin fdim.
15159 2007-01-20 Jan Hubicka <jh@suse.cz>
15161 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15162 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15163 init_alias_heapvars.
15164 (init_alias_heapvars): Initialize only when not already initialized.
15165 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15167 2007-01-19 Roger Sayle <roger@eyesopen.com>
15169 * common.opt (fsigned-zeros): New command line option.
15170 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15171 of flag_unsafe_math_optimizations.
15172 * opts.c (set_fast_math_flags): The -ffast-math command line option
15173 implies -fno-signed-zeros.
15174 (fast_math_flags_set_p): Likewise.
15176 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15177 the documentation of -ffast-math appropriately. Wrap long lines.
15179 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15181 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15182 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15184 2007-01-19 Tomas Bily <tbily@suse.cz>
15186 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15188 (tree_init_ic_make_global_vars): New function
15189 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15190 (tree_gen_ic_profiler): New function
15191 (tree_gen_ic_func_profiler): New function
15192 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15193 (tree_profile_hooks): Added hook for indirec/virtual calls
15194 * value-prof.c (tree_find_values_to_profile): New case for
15196 (tree_values_to_profile): Call for determining indirect/virtual
15198 (tree_indirect_call_to_profile): New function
15199 (tree_ic_transform): New function
15200 (tree_ic): New function
15201 (find_func_by_pid): New function
15202 (init_pid_map): New function
15203 (tree_value_profile_transformations): Added check for
15204 indirect/virtual call transformation
15205 * value-prof.h (enum hist_type): New counter type for
15206 indirect/virtual calls
15207 (profile_hooks): Added new hook for profiling indirect/virtual
15209 * profile.c (instrument_values): New case for indirect/virtual
15211 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15212 (GCOV_COUNTER_V_INDIR): New counter type
15213 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15214 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15216 * cgraph.c: Definition of cgraph_max_pid
15217 (cgraph_create_node): Default init of pid attribute
15218 * cgraph.h: Declaration of cgraph_max_pid
15219 (struct cgraph_node): Added pid attribute
15220 * libgcov.c (__gcov_indirect_call_profiler): New function
15221 (__gcov_one_value_profiler_body): New function
15222 (__gcov_one_value_profiler): Body was moved to
15223 __gcov_one_value_profiler_body and calls it
15225 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15227 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15228 * gengtype.c (write_types_data, write_func_for_structure,
15229 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15230 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15231 (walk_type, write_func_for_structure): Generate the mark_hook if
15234 2007-01-19 Jan Hubicka <jh@suse.cz>
15236 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15237 'early' argument take inlining mode argument specifying whether to
15238 inline for size/speeed or all functions; add support for flattening;
15240 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15242 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15245 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15246 the name of the declared identifier.
15248 2007-01-19 Dirk Mueller <dmueller@suse.de>
15250 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15251 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15252 duplicate evaluation.
15254 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15256 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15257 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15258 to XFMode, use acosxf2 and truncate result to requested mode.
15259 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15260 (asin<mode>2): Similarly, with asin expanders.
15261 (*fscalexf4_i387): Rename from *fscalexf4.
15262 (expNcorexf3): New expander.
15263 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15264 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15265 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15266 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15267 patterns for SSE math.
15268 (exp10<mode>2): Similarly, with exp10 expanders.
15269 (exp2<mode>2): Similarly, with exp2 expanders.
15270 (expm1<mode>2): Similarly, with expm1 expanders.
15271 (ldexp<mode>3): Similarly, with ldexp expanders.
15272 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15273 Use gen_truncxf<mode>2_i387_noop to truncate result.
15275 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15277 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15278 for ColdFire targets.
15280 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15281 Richard Sandiford <richard@codesourcery.com>
15283 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15284 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15285 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15286 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15287 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15288 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15290 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15292 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15293 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15294 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15295 (*adddi_dilshr32_cf): New pattern.
15296 (adddi3, subdi3): Remove first alternatives.
15298 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15300 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15301 implemented using move.l, do not use its cc result for floating-point
15304 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15306 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15307 from accepting 's' constraints if flag_pic.
15309 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15311 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15312 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15313 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15314 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15316 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15318 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15319 ColdFire alternatives.
15320 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15321 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15322 architectures that support ff1 instruction.
15324 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15325 Julian Brown <julian@codesourcery.com>
15327 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15328 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15329 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15332 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15334 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15336 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15337 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15338 HOST_WIDE_INT instead of an rtx.
15339 (m68k_rtx_costs): Update call accordingly.
15340 (output_move_const_into_data_reg): Likewise. Fix formatting.
15341 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15343 (output_move_simode_const): Update calls after above changes.
15344 Rework to use automatic variables and predicates like MEM_P.
15345 * config/m68k/m68k.md (pushexthisi_const): Update call to
15348 2007-01-19 Dirk Mueller <dmueller@suse.de>
15350 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15351 in dump_flags test.
15353 2007-01-19 Richard Guenther <rguenther@suse.de>
15355 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15356 via cexp in case sincos is not available.
15358 2007-01-19 Richard Guenther <rguenther@suse.de>
15360 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15361 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15362 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15363 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15364 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15365 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15366 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15367 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15369 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15371 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15373 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15374 (atan2xf3): Directly generate RTL pattern.
15375 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15376 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15377 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15378 disable patterns for SSE math.
15379 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15380 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15381 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15382 disable patterns for SSE math.
15384 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15386 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15388 2007-01-18 Roger Sayle <roger@eyesopen.com>
15390 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15391 VIEW_CONVERT_EXPR to the same type as it's operand.
15393 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15395 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15396 configured for long double 128.
15398 2007-01-18 Mike Stump <mrs@apple.com>
15400 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15403 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15405 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15408 2007-01-18 Jan Hubicka <jh@suse.cz>
15410 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15411 greater than NUM_VOP_FREE_BUCKETS.
15413 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15415 * tree-ssa-structalias.c: Update comments.
15416 (ptabitmap_obstack): Removed.
15417 (pta_obstack): New.
15418 (oldpta_obstack): Ditto.
15419 (stats): Add a few members.
15420 (struct variable_info): Remove node, complex, address_taken, and
15421 indirect_target members. Add oldsolution member.
15422 (new_var_info): Do not initialize removed members.
15423 (constraint_expr_type): Remove INCLUDES.
15424 (constraint_graph): Add size, implicit_preds, rep,
15425 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15426 (FIRST_REF_NODE): New macro.
15427 (LAST_REF_NODE): Ditto.
15428 (FIRST_ADDR_NODE): Ditto.
15429 (find): New function.
15431 (dump_constraint): Do not handle INCLUDES.
15432 (insert_into_complex): Do not insert duplicate constraints.
15433 (condense_varmap_nodes): Renamed and rewritten into ...
15434 (merge_node_constraints): This. Also fix bug in handling of
15435 offseted copy constraints.
15436 (clear_edges_for_node): No longer need to deal with preds at all,
15437 or removing associated preds/succs.
15438 (merge_graph_nodes): Deal with indirect_cycles.
15439 Don't deal with predecessors.
15440 (add_implicit_graph_edge): New function.
15441 (add_pred_graph_edge): Ditto.
15442 (add_graph_edge): Don't deal with predecessors.
15443 (build_constraint_graph): Removed.
15444 (build_pred_graph): New function.
15445 (build_succ_graph): Ditto.
15446 (struct scc_info): Removed in_component. Added roots, dfs, and
15447 node_mapping. Remove visited_index, unification_queue.
15448 (scc_visit): Deal with union-find we do now.
15449 Deal with cycles with REF nodes.
15450 (collapse_nodes): Renamed and rewritten to ...
15451 (unify_nodes): This.
15452 (process_unification_queue): Removed.
15453 (topo_visit): Cleanup
15454 (do_da_constraint): Use find.
15455 (do_sd_constraint): Ditto.
15456 (do_ds_constraint): Ditto.
15457 (do_complex_constraint): Ditto.
15458 (init_scc_info): Update for removed and added members.
15459 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15460 (find_indirect_cycles): This.
15461 (equivalence_class): New variable.
15462 (label_visit): New function.
15463 (perform_variable_substitution): Rewritten.
15464 (free_var_substitution_info): New function.
15465 (find_equivalent_node): Ditto.
15466 (move_complex_constraints): Ditto.
15467 (eliminate_indirect_cycles): Ditto.
15468 (solve_graph): Only propagate changed bits.
15469 Use indirect cycle elimination.
15471 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15472 (tree_id_eq): Renamed to ...
15473 (tree_vi_eq): This. Update for member change
15474 (insert_id_for_tree): Renamed and rewritten to ...
15475 (insert_vi_for_tree): This.
15476 (lookup_id_for_tree): Renamed and rewritten to ...
15477 (lookup_vi_for_tree): This.
15478 (get_id_for_tree): Renamed and rewritten to ...
15479 (get_vi_for_tree): Ditto.
15480 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15481 (process_constraint): Don't handle INCLUDES.
15482 Remove special ADDRESSOF case.
15483 (find_func_aliases): Rewrite to use vi functions instead of id
15485 (create_function_info_for): Ditto.
15486 (create_variable_info_for): Ditto.
15487 (intra_create_variable_infos): Ditto.
15488 (merge_smts_into): Ditto.
15489 (find_what_p_points_to): Ditto.
15490 (init_base_vars): Ditto.
15491 (init_alias_vars): Ditto.
15492 (remove_preds_and_fake_succs): New function.
15493 (dump_sa_points_to_info): Dump new stats.
15494 (dump_solution_for_var): Use find.
15495 (set_used_smts): Fix formatting.
15496 (compute_points_to_sets): Updated for new functions.
15497 (ipa_pta_execute): Ditto.
15499 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15500 Richard Sandiford <richard@codesourcery.com>
15502 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15504 * calls.c (expand_call): If the return value is a PARALLEL,
15505 extract its first member.
15506 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15507 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15508 use FUNCTION_EXTRA_EPILOGUE.
15509 (m68k_function_value): Return a PARALLEL if the return value
15510 is of a pointer type.
15511 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15512 (FUNCTION_EXTRA_EPILOGUE): Remove.
15513 * config/m68k/m68k.md (D0_REG): New constant.
15515 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15517 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15518 output a NOP for empty epilogues.
15520 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15522 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15523 before function. Extend register save check to include all
15524 registers, not just integer ones.
15526 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15528 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15529 (m68k_use_return_insn): ...this.
15530 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15531 * config/m68k/m68k.c (use_return_insn): Rename to...
15532 (m68k_use_return_insn): ...this.
15533 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15534 of USE_RETURN_INSN.
15536 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15538 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15539 nearest even, fix denormal rounding overflow.
15541 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15543 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15544 f%$smove and f%$move.
15545 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15546 (extendsfdf2_cf): Use fdmove instead of f%&move.
15547 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15548 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15550 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15552 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15555 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15557 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15558 (coldfire_single_format): Declare.
15559 (coldfire_double_format): Likewise.
15560 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15561 of qnan_msb_set to determine the lower bits of a canonical
15563 (encode_ieee_double): Likewise.
15564 (encode_ieee_quad): Likewise.
15565 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15566 (mips_single_format): Likewise.
15567 (ieee_double_format): Likewise.
15568 (mips_double_format): Likewise.
15569 (ieee_extended_motorola_format): Likewise.
15570 (ieee_extended_intel_96_format): Likewise.
15571 (ieee_extended_intel_128_format): Likewise.
15572 (ieee_extended_intel_96_round_53_format): Likewise.
15573 (ibm_extended_format): Likewise.
15574 (mips_extended_format): Likewise.
15575 (ieee_quad_format): Likewise.
15576 (mips_quad_format): Likewise.
15577 (vax_f_format): Likewise.
15578 (vax_d_format): Likewise.
15579 (vax_g_format): Likewise.
15580 (i370_single_format): Likewise.
15581 (i370_double_format): Likewise.
15582 (decimal_single_format): Likewise.
15583 (decimal_double_format): Likewise.
15584 (decimal_quad_format): Likewise.
15585 (c4x_single_format): Likewise.
15586 (c4x_extended_format): Likewise.
15587 (real_internal_format): Likewise.
15588 (coldfire_single_format): New real_format.
15589 (coldfire_double_format): Likewise.
15590 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15591 canonical_nan_lsbs_set.
15592 (pdp11_d_format): Likewise.
15593 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15594 if TARGET_COLDFIRE_CPU.
15596 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15598 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15599 (output_call, m68k_legitimize_call_address): Declare.
15600 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15601 parenthesees. Add support for a 'W' constraint.
15602 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15603 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15604 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15605 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15607 (override_options): Initialize them. Do not set flag_no_function_cse
15608 for TARGET_ID_SHARED_LIBRARY.
15609 (m68k_output_pic_call): Delete.
15610 (m68k_legitimize_call_address): New function.
15611 (print_operand): Remove the %o prefix. Handle the %p prefix.
15612 (output_call): New function.
15613 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15614 target address from the GOT if symbolic jumps are not allowed.
15615 * config/m68k/m68k.md (call, general_operand): Do not set
15616 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15617 Merge separate flag_pic and !flag_pic define_insns into...
15618 (*call, *call_value): ...these new patterns. Match the address
15619 rather than the containing MEM and require it to be a call_operand.
15620 Use output_call to generate the asm template.
15621 * config/m68k/predicates.md (const_call_operand): New predicate.
15622 (call_operand): Likewise.
15624 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15626 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15627 (STACK_GROWS_DOWNWARD): Define to 1.
15628 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15629 comments, emphasizing that these values are only defaults.
15630 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15631 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15633 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15635 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15637 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15638 Richard Sandiford <richard@codesourcery.com>
15640 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15641 (FP_REGNO_P): New macros.
15642 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15643 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15644 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15645 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15647 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15649 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15650 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15652 * config/m68k/t-floatlib: New file, extracting common code from...
15653 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15654 * config/m68k/t-uclinux: Here.
15655 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15656 routines on ColdFire targets.
15658 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15660 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15661 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15662 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15663 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15664 explicitly set MOTOROLA to 1.
15665 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15667 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15668 Nathan Sidwell <nathan@codesourcery.com>
15670 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15671 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15672 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15673 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15674 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15675 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15676 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15677 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15678 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15679 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15680 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15681 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15682 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15683 (DBX_REGISTER_NUMBER): Delete.
15684 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15685 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15686 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15688 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15690 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15691 * config/flat.h: New file.
15692 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15693 OBJECT_FORMAT_FLAT.
15694 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15695 indirect references for -msep-data or -mid-shared-library.
15696 Do not use PC-relative code addresses either.
15697 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15699 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15700 for shared libraries and crt1.o for executables. Use crti.o and
15702 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15703 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15704 Do not add -elf2flt or -shared-lib-id options here.
15705 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15706 Pass -shared-lib-id if -mid-shared-library, taking the library
15707 identifier from -mshared-library-id if given, otherwise
15709 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15710 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15711 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15712 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15713 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15714 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15716 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15717 jump sequence for ISA A and ISA A+.
15718 (PICJUMP): Likewise.
15720 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15722 * config.gcc (m68k-*-uclinux*): Base the port on the common
15723 and m68k GNU/Linux files rather than on the generic ELF ones.
15724 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15725 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15727 2007-01-18 Julian Brown <julian@codesourcery.com>
15728 Richard Sandiford <richard@codesourcery.com>
15730 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15731 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15732 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15734 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15735 80 unconditionally.
15736 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15738 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15740 * doc/install.texi: Document m68k-uclinuxoldabi.
15741 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15742 * config/m68k/uclinux-oldabi.h: New file, copied from
15743 config/m68k/uclinux.h.
15745 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15747 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15748 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15749 (m32r_compute_frame_size): Use unsigned for regno.
15750 (m32r_reload_lr): Use gen_frame_mem.
15752 (m32r_output_function_epilogue): Don't output the function epilogue
15754 (m32r_expand_epilogue): New.
15755 (direct_return): Return false if the function has the interrupt
15757 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15758 * config/m32r/m32r.md (epilogue): New expander.
15759 (return_lr, return_rte): New insns.
15760 (return): Make it expander.
15761 (return_normal): New expander.
15763 2007-01-18 Josh Conner <jconner@apple.com>
15766 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15767 support for UNLE, UNLT, UNGE, and UNGT.
15769 2007-01-18 Jan Hubicka <jh@suse.cz>
15771 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15772 * tree-tailcall (add_virtual_phis): Likewise.
15773 (optimize_tail_call): Return TODOs.
15774 (execute_tail_calls): Return TODOs.
15775 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15776 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15778 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15779 Cleanup cfg using TODO.
15780 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15781 * passes.c (execute_function_todo): When cleanup did something, remove
15783 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15784 (make_edges): Don't cleanup_cfg.
15786 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15788 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15789 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15790 operate on the top of stack.
15791 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15792 register handling of instructions that output to the second
15794 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15795 (move_for_stack_reg): Special-case check for dead destination
15796 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15798 * config/i386/i386.md (UNSPEC_TAN): New constant.
15799 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15800 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15801 to correctly model move of constant 1.0 to top stack slot.
15802 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15803 (unnamed peephole2 pattern): Remove corresponding peephole2
15804 pattern that optimizes tan insn and loading of constant 1.0.
15805 (tanxf2): Use fptanxf4_i387.
15806 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15807 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15808 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15809 disable patterns for SSE math.
15810 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15811 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15813 2007-01-18 Dirk Mueller <dmueller@suse.de>
15814 Richard Guenther <rguenther@suse.de>
15817 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15818 * common.opt (Warray-bounds): Add new warning option.
15819 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15821 * Makefile.in: make tree-vrp.o depend on toplev.h
15822 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15824 (check_array_refs, check_array_bounds, check_array_ref): New.
15826 2007-01-18 Jan Hubicka <jh@suse.cz>
15828 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15829 (execute_ssa_ccp): Return flags conditionally.
15830 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15832 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15834 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15836 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15837 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15839 * Makefile.c (GTFILES): Add cfglayout.h.
15840 * gengtype.c (open_base_files): Likewise.
15841 * cfglayout.c (cfg_layout_function_footer,
15842 cfg_layout_function_header) Reindent to make gengtype happy.
15843 * cfglayout.h (cfg_layout_function_footer,
15844 cfg_layout_function_header): Add GTY(()) marker.
15846 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15848 2007-01-18 Ben Elliston <bje@au.ibm.com>
15850 * genautomata.c (write_automata): Include xstrerror output in the
15851 error message if writing the DFA description file fails.
15853 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15855 * config/mips/mips-protos.h (mips_output_external): Make it
15857 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15858 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15859 (extern_list): Likewise.
15860 (extern_head): Likewise.
15861 (TARGET_ASM_FILE_END): Likewise.
15862 (mips_file_end): Likewise.
15863 (mips_output_external): Rewritten.
15865 2007-01-18 Ben Elliston <bje@au.ibm.com>
15867 * genpreds.c (write_insn_preds_c): Only write out the function
15868 body for regclass_for_constraint if we have register constraints.
15870 2007-01-17 Tom Tromey <tromey@redhat.com>
15872 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15873 * doc/install.texi (Testing): Use sourceware.org.
15874 (Binaries): Likewise.
15875 (Specific): Likewise.
15876 * doc/contrib.texi (Contributors): Use sourceware.org.
15878 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15880 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15881 (AVR_ENHANCED): Rename to ...
15882 (AVR_HAVE_MUL): ... new.
15883 (avr_enhanced_p): Rename to ...
15884 (avr_have_mul_p): ... new.
15885 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15886 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15887 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15888 (avr_have_mul_p): ... new.
15889 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15890 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15891 'avr_enhanced_p' and 'enhanced'.
15892 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15893 AVR_HAVE_MUL instead of AVR_ENHANCED.
15894 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15895 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15896 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15897 instead of AVR_ENHANCED.
15898 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15899 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15900 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15902 2007-01-17 Ian Lance Taylor <iant@google.com>
15904 * vec.h (VEC_reserve_exact): Define.
15905 (vec_gc_p_reserve_exact): Declare.
15906 (vec_gc_o_reserve_exact): Declare.
15907 (vec_heap_p_reserve_exact): Declare.
15908 (vec_heap_o_reserve_exact): Declare.
15909 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15911 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15912 negative parameter.
15913 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15914 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15915 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15916 * vec.c (calculate_allocation): Add exact parameter. Change all
15918 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15919 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15920 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15921 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15922 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15923 (vec_heap_p_reserve_exact): New function.
15924 (vec_heap_o_reserve_exact): New function.
15926 2007-01-17 Jan Hubicka <jh@suse.cz>
15928 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15930 2007-01-17 Eric Christopher <echristo@apple.com>
15932 * config.gcc: Support core2 processor.
15934 2007-01-16 Jan Hubicka <jh@suse.cz>
15936 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15937 the names, just unlink the chain so we don't crash on dangling pointers
15940 2007-01-16 Jan Hubicka <jh@suse.cz>
15942 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15943 * tree-pass.h: Reorder to make IPA passes appear toegher.
15944 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15945 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15946 parameters, do not call early inliner.
15947 * ipa-inline.c: Update comments. Include tree-flow.h
15948 (cgraph_decide_inlining): Do not compute inlining parameters.
15949 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15950 be called with function context set up.
15951 (pass_ipa_inline): Remove unreachable functions before pass.
15952 (cgraph_early_inlining): Simplify assuming to be called from the
15954 (pass_early_inline): New pass.
15955 (cgraph_gate_ipa_early_inlining): New gate.
15956 (pass_ipa_early_inline): Turn into simple wrapper.
15957 (compute_inline_parameters): New function.
15958 (gate_inline_passes): New gate.
15959 (pass_inline_parameters): New pass.
15960 (apply_inline): Move here from tree-optimize.c
15961 (pass_apply_inline): New pass.
15962 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15964 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15965 doing them by hand.
15966 (tree_function_versioning): Do not allocate dummy struct function.
15967 * tree-inline.h (optimize_inline_calls): Update prototype.
15968 * tree-optimize.c (execute_fixup_cfg): Export.
15969 (pass_fixup_cfg): Remove
15970 (tree_rest_of_compilation): Do not apply inlines.
15971 * tree-flow.h (execute_fixup_cfg): Declare.
15972 * Makefile.in (gt-passes.c): New.
15973 * passes.c: Include gt-passes.h
15974 (init_optimization_passes): New passes.
15975 (nnodes, order): New static vars.
15976 (do_per_function_toporder): New function.
15977 (execute_one_pass): Dump current pass here.
15978 (execute_ipa_pass_list): Don't dump current pass here.
15980 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15982 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15983 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15985 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15987 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15988 (strong_alias): Define.
15989 (__gcc_qmul): Provide non-FMA for soft-float.
15990 (__gcc_qdiv): Same.
15995 (__gcc_qunord): New.
16005 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16006 soft-float functions.
16007 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16008 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16009 about long double soft float.
16011 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16012 Tehila Meyzels <tehila@il.ibm.com>
16014 * tree-vectorizer.h (is_pattern_stmt_p): New.
16015 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16016 formatting (tabs instead of spaces). Cleanup and clarify setting
16017 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16018 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16019 (vectorizable_type_demotion): Check that types are integral.
16020 (vectorizable_type_promotion): Likewise.
16021 (vectorizable_store): Fix typo. Eliminate new-line at end of
16024 2007-01-16 Jan Hubicka <jh@suse.cz>
16026 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16029 2007-01-15 Eric Christopher <echristo@apple.com>
16031 * ifcvt.c: Include vec.h, vecprim.h.
16032 (check_cond_move_block): New argument regs.
16033 Reorganize. Add registers used to regs.
16034 (cond_move_process_if_block): Use regs set above as
16037 2007-01-15 Eric Christopher <echristo@apple.com>
16039 * config/darwin.h: Update copyright.
16040 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16041 (LINK_COMMAND_SPEC): Add -u.
16042 (LINK_SPEC): Fix umbrella for above.
16044 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16046 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16049 2007-01-15 Tom Tromey <tromey@redhat.com>
16051 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16052 * doc/install.texi (Testing): Don't mention jacks.
16053 (Configuration): Document --enable-java-maintainer-mode. Move
16054 --with-java-home to libgcj-specific section. Document
16056 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16058 2007-01-15 Jan Hubicka <jh@suse.cz>
16060 * tree-ssa-dce.c (DCE_TODOs): New.
16061 (propagate_necessity): Return if something changed.
16062 (eliminate_unnecessary_stmts): Likewise.
16063 (perform_tree_ssa_dce): Return TODO flags when needed.
16064 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16066 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16068 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16069 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16070 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16071 patterns using X87MODEF12 mode macro. Extend operand 1
16072 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16073 (log10<mode>2): Ditto.
16074 (log2<mode>2): Ditto.
16075 (log1p<mode>2): Ditto.
16076 (logb<mode>2): Ditto.
16077 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16078 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16079 (*fxtractxf3_i387): Rename from *fxtractxf3.
16080 (fxtract_extend<mode>xf3_i387): New insn pattern.
16081 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16082 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16083 and gen_fyl2xxf3_i387().
16085 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16087 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16088 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16089 get_loop_exit_edges. Changed return type to bool.
16090 * cfgloop.h (fix_loop_placement): Declaration removed.
16092 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16094 * param.h (MIN_VECT_LOOP_BOUND): New.
16095 * params.def (MIN_VECT_LOOP_BOUND): New.
16096 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16097 argument - minimum threshold for number of iterations.
16098 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16099 argument to declaration.
16100 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16101 MIN_VECT_LOOP_BOUND.
16102 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16103 slpeel_tree_peel_loop_to_edge with additional argument.
16104 (vect_do_peeling_for_alignment): Likewise.
16105 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16107 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16111 operands of size 1.
16113 2007-01-14 Jan Hubicka <jh@suse.cz>
16115 * tree-dfa.c (remove_referenced_var): New function.
16116 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16117 prune referenced vars list too.
16118 * tree-flow.h (remove_referenced_var): Declare.
16120 2007-01-14 Jan Hubicka <jh@suse.cz>
16122 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16124 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16125 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16126 * except.h (verify_eh_throw_table_statements): Kill prototype.
16127 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16128 into call exrepssions.
16129 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16131 * tree-cfg.c: Include pointer-set.h.
16132 (verify_node_sharing): Work on pointer set.
16133 (verify_eh_throw_stmt_node): New.
16134 (verify_stmts): Use pointers sets, verify throw_stmt.
16136 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16138 * ipa-reference.c (analyze_function): Consider also addresses taken
16141 2007-01-12 Roger Sayle <roger@eyesopen.com>
16143 * c-typeck.c (null_pointer_constant_p): Replace use of
16144 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16145 (build_c_cast): Likewise.
16147 2007-01-12 Roger Sayle <roger@eyesopen.com>
16149 * tree.h (force_fit_type_double): Remove unused final argument.
16150 * c-common.c (constant_expression_warning): Replace use of
16151 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16152 (convert_and_check): Likewise.
16153 (shorten_compare): Update call to force_fit_type_double.
16154 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16155 * convert.c (convert_to_pointer): Update call to
16156 force_fit_type_double.
16157 * fold-const.c (force_fit_type_double): Remove overflowed_const
16159 (int_const_binop, fold_convert_const_int_from_int,
16160 fold_convert_const_int_from_real, fold_div_compare,
16161 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16162 fold_abs_const, fold_not_const): Remove the final argument from
16163 calls to force_fit_type_double.
16165 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16167 * configure.ac: Set insn to "nop" for spu-*-* also.
16168 * configure: Regenerate.
16170 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16172 * builtins.def : Add BUILT_IN_FREE.
16174 2007-01-12 Jan Hubicka <jh@suse.cz>
16176 PR tree-optimization/30443
16177 * tree-inline.c (tree_function_versioning): Do not optimize when
16178 cloning for inlining.
16180 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16182 * doc/loop.texi: Document recording of loop exits.
16183 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16184 (update_single_exits_after_duplication,
16185 update_single_exit_for_duplicated_loop,
16186 update_single_exit_for_duplicated_loops): Removed.
16187 (duplicate_loop_to_header_edge): Do not call
16188 update_single_exits_after_duplication and
16189 update_single_exit_for_duplicated_loops.
16190 (loop_version): Do not update single_exit information.
16191 (fix_loop_structure): Use record_loop_exits instead of
16192 mark_single_exit_loops.
16193 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16194 the lists of loop exits.
16195 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16196 split_edge, merge_blocks): Update the lists of loop exits.
16197 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16198 loop_optimizer_init.
16199 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16200 of mark_single_exit_loops.
16201 (loop_optimizer_finalize): Call release_recorded_exits.
16202 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16203 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16204 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16205 update single exit information.
16206 * lambda-code.c (perfect_nestify): Ditto.
16207 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16208 (mark_single_exit_loops): Removed.
16209 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16210 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16211 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16213 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16214 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16215 (verify_loop_structure): Verify consistency of the exit lists.
16216 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16217 (set_single_exit): Removed.
16218 * cfgloop.h (struct loop_exit): New function.
16219 (struct loop): single_exit_ field replaced by exits field.
16220 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16221 (struct loops): Added exits hash.
16222 (mark_single_exit_loops, set_single_exit): Declaration removed.
16223 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16225 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16227 * doc/invoke.texi: Avoid use of @headitem.
16229 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16231 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16233 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16235 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16238 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16239 Richard Sandiford <richard@codesourcery.com>
16241 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16242 * config/m68k/m68k.opt: Resort options.
16243 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16245 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16246 Richard Sandiford <richard@codesourcery.com>
16248 * doc/invoke.texi: Document the macros that are defined by
16249 m68k's -mtune and -mhard-float options.
16250 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16251 (m68k_cpp_cpu_family): Likewise.
16252 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16253 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16254 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16255 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16256 (m68k_cpp_cpu_family): Likewise.
16258 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16260 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16261 macros besides mc68000 as tuning macros. Use a switch statement
16262 to set them and mcpu32.
16264 2007-01-12 Julian Brown <julian@codesourcery.com>
16266 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16267 (TARGET_68040_ONLY): Rename to...
16268 (TARGET_68040): ...this.
16269 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16270 * config/m68k/m68k.md: Likewise.
16272 2007-01-12 Julian Brown <julian@codesourcery.com>
16273 Nathan Sidwell <nathan@codesourcery.com>
16274 Richard Sandiford <richard@codesourcery.com>
16276 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16277 the -mcpu= argument associated with the --with-cpu setting.
16278 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16279 if different from the one implied by the -mcpu setting.
16280 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16281 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16282 * doc/invoke.texi: Mention ColdFire in the introduction to the
16283 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16284 -mno-div and -mhard-float options. Make -m68881 a synonym for
16285 -mhard-float. Document the previously-undocumented -m5206e,
16286 -m528x, -m5307 and -m5407 options. Tweak the existing option
16287 documentation for consistency.
16288 * doc/install.texi: Mention new --with-cpu arguments.
16289 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16290 default CPU if neither -mcpu nor -march are specified.
16291 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16292 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16293 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16294 using m68k_tune to decide between families that implement the
16295 same ISA. Use m68k_tune to set __mcfv4e__.
16296 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16297 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16298 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16299 (FL_ISA_C, FL_ISA_MMU): New macros.
16300 (MASK_COLDFIRE): Delete.
16301 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16302 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16303 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16304 (TARGET_HARD_FLOAT): Do not define here.
16305 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16306 (TUNE_68000): New macro.
16307 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16308 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16309 (TUNE_CFV2): Redefine in terms of m68k_tune.
16310 (uarch_type, target_device, fpu_type): New enums.
16311 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16312 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16313 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16314 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16315 (FL_FOR_isa_c): New macros.
16316 (m68k_isa): New enum.
16317 (m68k_target_selection): New structure.
16318 (all_devices, all_isas, all_microarchs): New tables.
16319 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16320 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16321 (MASK_ALL_CPU_BITS): Delete.
16322 (m68k_find_selection): New function.
16323 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16324 Map the legacy target options to a combination of the new ones.
16325 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16326 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16327 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16329 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16330 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16332 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16333 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16334 * config/m68k/m68k-devices.def: New file.
16336 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16337 Nathan Sidwell <nathan@codesourcery.com>
16339 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16340 (SUBTARGET_EXTRA_SPECS): New macros.
16341 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16342 use %(asm_cpu_spec) instead.
16343 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16344 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16345 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16346 (EXTRA_SPECS): Rename to...
16347 (SUBTARGET_EXTRA_SPECS): ...this.
16349 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16350 Richard Sandiford <richard@codesourcery.com>
16351 Julian Brown <julian@codesourcery.com>
16353 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16354 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16355 to the configuration's default CPU.
16356 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16357 Remove default masks.
16358 (m680[012]0-*-*): Set the default with_cpu to the first part of
16360 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16361 (m68k*-*-linux): Extend the --with-cpu handling to...
16362 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16363 and m68010. Don't set target_cpu_default2.
16364 * doc/install.texi: Document --with-cpu for m68k.
16365 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16366 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16367 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16368 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16369 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16370 (ASM_SPEC): Remove use of %(asm_cpu_default).
16371 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16372 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16373 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16374 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16375 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16376 (TARGET_DEFAULT): Delete.
16377 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16378 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16379 (CPP_CPU_SPEC): Delete.
16380 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16381 the appropriate string.
16382 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16383 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16384 (ASM_SPEC): Don't use %(asm_default_spec).
16385 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16386 TARGET_DEFAULT and add MASK_68881.
16387 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16389 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16391 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16392 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16393 MASK_68010 alongside MASK_68020.
16394 * doc/invoke.texi: Document -m68010.
16395 * config/m68k/m68k.opt (m68010): New.
16396 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16398 (TUNE_68010): New macro.
16399 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16400 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16401 (M68K_CPU_m68332): Add MASK_68010.
16402 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16403 fallback definition.
16404 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16406 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16407 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16408 to all entries that use MASK_68020.
16409 (output_move_simode_const, output_move_himode, output_move_qimode)
16410 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16411 instead of TARGET_68020 to select clr behavior. Remove comment
16412 about there being no TARGET_68010.
16413 * config/m68k/m68k.md: Likewise throughout.
16415 2007-01-12 Julian Brown <julian@codesourcery.com>
16417 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16418 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16419 * config/m68k/m68k.md: Likewise.
16421 2007-01-12 Julian Brown <julian@codesourcery.com>
16423 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16424 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16426 2007-01-12 Julian Brown <julian@codesourcery.com>
16428 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16429 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16430 * config/m68k/m68k.md: Likewise.
16432 2007-01-12 Julian Brown <julian@codesourcery.com>
16433 Richard Sandiford <richard@codesourcery.com>
16435 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16436 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16437 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16439 (TARGET_CPU32): Rename to...
16440 (TUNE_CPU32): ...this.
16441 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16442 (TUNE_CFV2): New macros.
16443 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16444 remove conditions that are implied by TARGET_68020.
16445 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16446 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16447 (m68k_output_function_epilogue): Likewise.
16448 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16449 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16450 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16451 non-68000 timings. Refactor multiplication and division costs.
16452 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16453 TUNE_CPU32 instead of TARGET_CPU32.
16454 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16455 and TUNE_68060 instead of TARGET_68060.
16456 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16457 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16459 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16460 && !TARGET_COLDFIRE" to choose between moveq and clr.
16461 Likewise in the unnamed movsf pattern.
16462 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16463 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16466 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16468 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16469 of tabbing before backslashes.
16471 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16473 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16474 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16475 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16477 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16479 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16480 find_interesting_uses_cond.
16481 (find_interesting_uses_cond): Use extract_cond_operands.
16482 (rewrite_use_compare): Use extract_cond_operands and
16483 force_gimple_operand_bsi. Do not call update_stmt.
16484 (determine_use_iv_cost_condition): Use extract_cond_operands.
16485 Return cheaper of using original bound and changing the exit bound.
16487 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16489 PR tree-optimization/29516
16490 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16491 most_expensive_mult_to_index, addr_to_parts,
16492 create_mem_ref, maybe_fold_tmr): Make the type of
16493 fields of TARGET_MEM_REF sizetype.
16494 (move_fixed_address_to_symbol, move_pointer_to_base):
16496 * tree.def (TARGET_MEM_REF): Add comment on types of
16499 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16501 * c-common.c (vector_types_convertible_p): Treat opaque types as
16502 always convertible if they have the same size, but not otherwise.
16504 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16506 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16507 Remove the b_unconditional field.
16508 (noce_try_sign_mask): Do not look at b_unconditional.
16509 (noce_process_if_block): Do not use merge_if_blocks. Update
16510 the CFG here. Do not set b_unconditional.
16511 (cond_move_process_if_block): Likewise.
16512 (find_cond_trap): Likewise.
16513 (check_cond_move_block): Require simple jump insns at the end
16514 of the basic block.
16516 2007-01-11 Jan Hubicka <jh@suse.cz>
16518 PR tree-optimization/1046
16519 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16520 when alias info is not ready.
16521 (pass_tail_recursion): Do not require aliasing.
16522 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16523 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16524 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16525 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16526 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16527 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16528 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16530 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16531 When aliasing is not build, mark statement as volatile.
16533 2007-01-11 Tom Tromey <tromey@redhat.com>
16535 PR preprocessor/15185, PR preprocessor/20989:
16536 * doc/cppopts.texi <-MT>: Update description of algorithm for
16537 computing default target.
16538 <-M, -MD>: Reword "basename" text.
16540 2007-01-11 Roger Sayle <roger@eyesopen.com>
16542 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16543 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16544 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16545 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16546 fold_builtin_bswap, real_constp, fold_builtin_pow,
16547 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16548 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16549 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16550 * convert.c (convert_to_pointer): Likewise.
16551 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16552 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16553 const_binop, fold_convert_const_int_from_int,
16554 fold_convert_const_int_from_real,
16555 fold_convert_const_real_from_real, sign_bit_p,
16556 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16557 fold_sign_changed_comparison, fold_unary, fold_comparison,
16558 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16559 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16560 * print-tree.c (print_node_brief, print_node): Likewise.
16561 * stor-layout.c (place_field, layout_type): Likewise.
16562 * tree-chrec.c (keep_cast): Likewise.
16563 * tree.c (build_vector, build_real, build_real_from_int_cst,
16564 build_complex): Likewise.
16566 2007-01-11 Roger Sayle <roger@eyesopen.com>
16568 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16569 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16571 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16573 * configure.ac (strict1_warn): Rename to strict_warn.
16574 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16575 cc_set_by_configure, quoted_cc_set_by_configure,
16576 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16577 all_boot_languages, all_stagestuff): Remove.
16578 (target_list): Remove bootstrap targets.
16579 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16580 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16581 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16582 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16583 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16584 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16585 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16586 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16587 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16588 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16589 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16590 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16591 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16592 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16593 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16594 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16595 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16596 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16597 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16598 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16599 (mostlyclean): Adjust.
16600 (clean, distclean): Don't mention bootstrap stuff.
16601 * configure: Regenerate.
16602 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16603 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16604 treelang/config-lang.in (stagestuff): Remove.
16605 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16606 stageprofile, stagefeedback, stagestuff): Remove mention.
16608 2007-01-11 Nick Clifton <nickc@redhat.com>
16610 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16612 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16613 (mcore_arith_K_S_operand): Run the test for the S constraint not
16614 the test for the M constraint.
16615 (mcore_addsub_operand): Do not accept integer values that are
16616 larger than 32 bits.
16617 * config/mcore/mcore.md: Remove unused constraints from split.
16618 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16619 (addsi3): Likewise.
16620 (allocate_stack): Likewise.
16621 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16622 operands to 32 bits.
16623 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16625 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16626 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16627 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16628 mcore_output_bclri, mcore_output_andn, output_inline_const,
16629 mcore_output_move, mcore_output_movedouble): Likewise.
16630 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16631 (output_inline_const): Likewise.
16632 (output_inline_const): Fix format strings used in sprintf
16634 * config/mcore/mcore-protos.h: Update prototypes for changed
16635 functions in mcore.c.
16636 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16637 HOST_WIDE_INT and not int.
16638 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16639 CONST_OK_FOR_N): Likewise.
16640 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16641 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16644 2007-01-10 Jan Hubicka <jh@suse.cz>
16646 * tree-vrp.c (remove_range_assertions): Release defs.
16647 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16648 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16650 2007-01-10 Paul Brook <paul@codesourcery.com>
16652 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16653 * config/arm/arm.md (mulsi3subsi): New insn.
16655 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16657 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16658 (tree_transform_and_unroll_loop): New.
16659 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16662 2007-01-10 Robert Kennedy <jimbob@google.com>
16664 * fold-const.c (fold_comparison): Fold comparisons like (x *
16665 1000 < 0) to (x < 0).
16667 2007-01-10 Ian Lance Taylor <iant@google.com>
16669 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16670 operands have the same priority.
16672 2007-01-10 Tom Tromey <tromey@redhat.com>
16674 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16675 (fold_binary): Likewise.
16676 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16677 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16678 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16679 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16680 * langhooks.h (struct lang_hooks): Removed field
16681 'can_use_bit_fields_p'.
16683 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16685 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16687 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16689 * function.c (get_last_funcdef_no): New function.
16690 * function.h (get_last_funcdef_no): Declare.
16691 * tree-inline.c (initialize_cfun): Add initialization.
16692 (tree_function_versioning): Cleanup.
16694 2007-01-10 Jan Hubicka <jh@suse.cz>
16696 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16699 2007-01-10 Sa Liu <saliu@de.ibm.com>
16700 Ben Elliston <bje@au.ibm.com>
16702 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16703 for SAVE_NONLOCAL and Pmode for any other save level.
16704 * spu-protos.h (spu_restore_stack_block): Declare.
16705 * spu.md (save_stack_block): Remove.
16706 (restore_stack_block): Call spu_restore_stack_block.
16707 * spu.c (spu_restore_stack_block): New function.
16708 (spu_expand_epilogue): Remove old comment.
16710 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16712 PR tree-optimization/30322
16713 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16714 (cand_value_at): Return the value as aff_tree.
16715 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16716 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16717 aff_combination_mult): New functions.
16718 (aff_combination_add): Use aff_combination_add_cst.
16719 (aff_combination_convert): Allow conversions to a wider type.
16720 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16721 * tree-affine.h (aff_combination_mult): Declare.
16723 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16725 * doc/tm.texi: Update documentation to reflect reality of exec
16726 and start file search behaviours. Update copyright year.
16727 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16728 header file directories.
16730 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16732 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16733 (*cosxf2): Rename to cosxf2_i387.
16734 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16735 using X87MODEF12 mode macro. Rename patterns to
16736 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16738 (*cosdf2, *cossf2): Ditto.
16739 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16740 to match extended input operands.
16741 (sincos<mode>3): New expander.
16742 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16743 insn patterns and corresponding splitters.
16745 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16747 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16748 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16750 2007-01-09 Nicolas Pitre <nico@cam.org>
16753 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16755 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16757 * target.h (struct gcc_target): New field library_rtti_comdat.
16758 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16759 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16760 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16761 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16763 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16765 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16767 2007-01-08 Richard Guenther <rguenther@suse.de>
16769 * tree.h (force_fit_type_double): Export.
16770 (force_fit_type): Remove.
16771 * fold-const.c (force_fit_type_double): New function.
16772 (force_fit_type): Remove.
16773 (int_const_binop): Use it.
16774 (fold_convert_const_int_from_int): Likewise.
16775 (fold_convert_const_int_from_real): Likewise.
16776 (fold_div_compare): Likewise.
16777 (fold_sign_changed_comparison): Likewise.
16778 (fold_unary): Likewise.
16779 (fold_negate_const): Likewise.
16780 (fold_abs_const): Likewise.
16781 (fold_not_const): Likewise.
16782 * c-common.c (shorten_compare): Use force_fit_type_double.
16783 * convert.c (convert_to_pointer): Likewise.
16785 2007-01-08 Richard Guenther <rguenther@suse.de>
16787 * tree.h (build_int_cst_wide_type): Export.
16788 * tree.c (build_int_cst_wide_type): New function.
16789 (build_int_cst_wide): Fix comment.
16790 * builtins.c (fold_builtin_object_size): Use build_int_cst
16791 to build -1 or 0 of the correct type. Use fit_double_type
16792 to check for overflow.
16793 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16795 (decode_field_reference): Likewise.
16796 (all_ones_mask_p): Likewise.
16797 (native_interpret_int): Use build_int_cst_wide_type.
16798 (fold_binary): Use build_int_cst_type to build an all-ones
16800 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16802 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16804 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16806 2007-01-09 Ben Elliston <bje@au.ibm.com>
16808 * genautomata.c (STATS_OPTION): New option.
16809 (stats_flag): New flag.
16810 (gen_automata_option): Handle it.
16811 (initiate_automaton_gen): Ditto.
16812 (write_automata): Output statistics only if stats_flag is
16813 set. Likewise, output time statistics only if time_flag is set.
16814 * doc/md.texi (Processor pipeline description): Document new flag.
16816 2007-01-08 Richard Guenther <rguenther@suse.de>
16818 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16819 * tree.c (build_int_cst_type): Likewise.
16820 (size_in_bytes): Don't call force_fit_type on the result.
16821 (int_fits_type_p): Use fit_double_type.
16822 * fold-const.c (fit_double_type): New function.
16823 (force_fit_type): Use it.
16824 * tree.h (fit_double_type): Export.
16826 2007-01-08 Jan Hubicka <jh@suse.cz>
16828 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16829 * ipa.c (function_and_variable_visibility): Fix return type.
16831 2007-01-08 Richard Guenther <rguenther@suse.de>
16833 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16834 of offset to build the index.
16835 * tree-pretty-print.c (dump_generic_node): Don't build negated
16836 const just for printing.
16837 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16838 * builtins.c (fold_builtin_int_roundingfn): Check if result
16839 fits the type by using force_fit_type and comparing the result.
16840 * predict.c (predict_loops): Use compare_tree_int for comparison.
16841 * tree.c (build_int_cst): Fall back to integer_type_node for
16843 (build_int_cst_wide): Assert type is non-null.
16845 2007-01-08 Roberto Costa <roberto.costa@st.com>
16847 * tree-vrp.c (extract_range_from_cond_expr): New.
16848 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16849 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16851 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16852 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16853 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16854 used as expressions.
16855 * tree-object-size.c (cond_expr_object_size): New.
16856 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16858 2007-01-08 Jan Hubicka <jh@suse.cz>
16860 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16861 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16864 2007-01-08 Richard Guenther <rguenther@suse.de>
16866 PR tree-optimization/23603
16867 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16868 (extract_range_from_binary): Fall back to truthvalue instead of
16869 varying for TRUTH_*_EXPR.
16870 (extract_range_from_comparison): Fall back to truthvalue instead of
16872 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16873 if all visited PHI values were constant.
16875 2007-01-08 Jan Hubicka <jh@suse.cz>
16877 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16878 (cgraph_analyze_function): break out from ...
16879 (cgraph_finalize_compilation_unit): ... here.
16880 (cgraph_expand_function): Remove forgoten commented out line.
16881 (cgraph_optimize): Analyze functions.
16883 2007-01-08 Jan Hubicka <jh@suse.cz>
16885 * tree-pas.h (TODO_remove_function): New flag.
16886 (TODO_update*): Renumber.
16887 (pass_ipa_increase_alignment,
16888 pass_ipa_function_and_variable_visibility): New passes.
16889 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16890 (cgraph_function_and_variable_visibility): Move to ipa.c
16891 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16892 cgraph_increase_alignment.
16893 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16894 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16895 calling tree-inline.
16896 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16897 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16898 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16899 (gate_increase_alignment): New function.
16900 (pass_ipa_increase_alignment): New pass.
16901 * ipa.c: Inline tree-pass.h and timevar.h
16902 (function_and_variable_visibility): Move here from cgraphunit.c
16903 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16904 * passes.c (init_optimization_passes): Add the two new passes.
16905 (execute_todo): Handle cgraph_remove_functions.
16907 2007-01-08 Nick Clifton <nickc@redhat.com>
16909 * config/frv/predicates.md (reg_or_0_operand): Accept
16912 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16914 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16915 * config.gcc: Add bfin*-rtems*.
16917 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16919 * c.opt: Add -flax-vector-conversions.
16920 * c-typeck.c (convert_for_assignment): Pass flag to
16921 vector_types_convertible_p to allow emission of note.
16922 (digest_init): Likewise.
16923 * c-opts.c: Handle -flax-vector-conversions.
16924 * c-common.c (flag_lax_vector_conversions): New.
16925 (vector_types_convertible_p): Unless -flax-vector conversions
16926 has been passed, disallow conversions between vectors with
16927 differing numbers of subparts and/or element types. If such
16928 a conversion is disallowed, possibly emit a note on the first
16929 occasion only to inform the user of -flax-vector-conversions.
16930 The new last argument specifies this.
16931 * c-common.h (flag_lax_vector_conversions): New.
16932 (vector_types_convertible_p): Add extra argument.
16933 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16934 char_type_node for V*QI type vectors.
16935 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16936 Update to satisfy new typechecking rules.
16937 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16938 C and C++ variants.
16939 * doc/invoke.texi (C Dialect Options): Document
16940 -flax-vector-conversions.
16942 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16944 PR tree-optimization/29877
16945 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16946 a register variable on the RHS to not be replaceable.
16948 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16949 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16950 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16951 const_simm15, const_pow2, const_npow2): Added.
16952 * config/score/misc.md (insv, extv, extzv, movmemsi,
16953 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16954 * config/score/score.c (score_address_cost, score_select_cc_mode):
16956 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16957 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16958 Update score_print_operand.
16959 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16960 Adjust register allocate order and update some macro define.
16961 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16962 mdx_block_move_straight, mdx_block_move_loop_head,
16963 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16964 mdx_block_move): Added.
16965 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16966 mdp_limm): Updated and fix some bug and typo.
16967 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16968 (movsf, movdf, doloop_end): Added.
16970 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16972 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16973 config/arm/thumb2.md: Fix comment typos.
16974 * doc/extend.texi: Fix a typo.
16976 2007-01-07 Eric Christopher <echristo@apple.com>
16978 * configure.ac: Check for __stack_chk_fail for darwin.
16979 * configure: Regenerate.
16981 2007-01-07 Richard Guenther <rguenther@suse.de>
16983 * tree-vrp.c (extract_range_from_assert): CSE calls to
16984 compare_values where possible.
16985 (extract_range_from_unary_expr): Likewise.
16987 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16989 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16990 * config/avr/avr.c (call_insn_operand): Delete function.
16991 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16992 instead of register number. Use predicates.
16993 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16994 call_insn_operand): Add.
16996 2007-01-06 Jan Hubicka <jh@suse.cz>
16998 * tree-pass.h (pass_build_cgraph_edges): Declare.
16999 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17000 (visited_nodes): Remove.
17001 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17002 build_cgrpah_edges; make visited_nodes local.
17003 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17004 (record_references_in_initializer): Move to cgraphbuild.c
17005 (initialize_inline_failed, rebuild_cgraph_edges,
17006 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17007 (verify_cgraph_node): Make visited_nodes local.
17008 (cgraph_analyze_function): Do not call cgraph_create_edges and
17009 initialize_inline_failed.
17010 (cgraph_expand_function): Do not call cgraph_lower_function;
17011 assert that function is already lowered.
17012 * Makefile.in (cgraphbuild.o): New.
17013 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17014 at the end of lowering passes.
17016 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17018 * ifcvt.c (cond_move_convert_if_block): New function, code
17019 factored out from...
17020 (cond_move_process_if_block): ...here. Call the new function
17021 on the THEN and ELSE blocks.
17022 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17023 already takes care of this.
17025 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17028 * tree.h (TREE_OVERFLOW_P): New.
17029 * c-typeck.c (parser_build_unary_op): Warn only if result
17030 overflowed and operands did not.
17031 (parser_build_binary_op): Likewise.
17032 (convert_for_assignment): Remove redundant overflow_warning.
17033 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17035 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17037 * c-typeck.c (store_init_value): Split over two lines to follow
17038 the GNU coding style.
17040 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17042 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17043 __GXX_EXPERIMENTAL_CXX0X__.
17044 * doc/cpp.texi: Same.
17046 2007-01-05 Richard Guenther <rguenther@suse.de>
17048 PR middle-end/27826
17049 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17050 with mismatched types. Instead explicitly build a
17051 conversion NOP_EXPR.
17053 2007-01-05 Ian Lance Taylor <iant@google.com>
17055 * c-common.c (decl_with_nonnull_addr_p): New function.
17056 (c_common_truthvalue_conversion): Call it.
17057 * c-typeck.c (build_binary_op): Likewise.
17058 * c-common.h (decl_with_nonnull_addr_p): Declare.
17060 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17063 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17066 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17068 * doc/install.texi (Final install): Document the fact that
17069 the GNAT runtime should not be stripped.
17071 2007-01-04 Jan Hubicka <jh@suse.cz>
17073 * tree-inline.c (fold_marked_statements): Update operand caches
17074 and EH after folding
17076 2007-01-04 Ian Lance Taylor <iant@google.com>
17078 * c-common.c (check_function_nonnull): Whitespace fix.
17080 2007-01-04 Jan Hubicka <jh@suse.cz>
17082 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17083 comitted older version of patch.
17084 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17085 function, celanup cfg and collect garbage.
17087 2007-01-04 Mike Stump <mrs@apple.com>
17089 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17092 2007-01-04 Eric Christopher <echristo@apple.com>
17094 * libgcc2.c (__bswapsi2): Use SItype.
17095 (__bswapdi2): Use DItype.
17096 * libgcc2.h: Update for above.
17098 2007-01-04 Paul Brook <paul@codesourcery.com>
17100 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17101 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17102 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17103 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17104 umulsi3_highpart): Make conditional on !arm_arch6.
17105 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17106 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17107 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17108 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17109 umulsi3_highpart_v6): New insns.
17111 2007-01-04 Roger Sayle <roger@eyesopen.com>
17113 * fold-const.c (fold_convert): When casting an expression to void,
17114 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17115 have a type. Instead of attempting to build a NOP_EXPR, return
17116 these "special" trees directly.
17118 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17120 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17121 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17122 rs6000_cost->fp not 0 as adjustment for outer NEG.
17124 2007-01-04 Jan Hubicka <jh@suse.cz>
17126 * cgraph.c (cgraph_release_function_body): New function.
17127 (cgraph_remove_node): Use it.
17128 * cgraph.h (cgraph_release_function_body): Declare.
17129 * cgraphunit.c (cgraph_expand_function): Use it.
17130 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17131 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17132 is initialized and while compilation of other function is running.
17133 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17134 statement CFG annotations from here to ...
17135 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17137 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17139 * cfgloop.h (enum li_flags): Make the constants powers of two.
17141 2007-01-04 Jan Hubicka <jh@suse.cz>
17143 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17145 (fold_marked_statements): New function.
17146 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17147 * tree-inline.h (copy_body_data): Add statements_to_fold.
17149 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17151 * config.gcc: Mention libgcc/config.host.
17152 * Makefile.in: Update comments mentioning libgcc.
17153 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17154 (all.cross, start.encap, rest.encap, rest.cross): Update
17155 dependencies for libgcc move.
17156 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17157 (clean-target, clean-target-libgcc): Delete.
17158 (srcdirify, GCC_EXTRA_PARTS): New macros.
17159 (libgcc-support, libgcc.mvars): New rules.
17160 (distclean): Remove mention of mklibgcc.
17161 (install): Don't reference INSTALL_LIBGCC.
17162 (install-common): Don't reference EXTRA_PARTS.
17163 (install-libgcc, install-multilib): Delete rules.
17164 * mklibgcc.in: Delete file.
17165 * doc/configfiles.texi: Don't mention mklibgcc.
17167 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17168 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17169 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17170 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17171 (mklibgcc, ldblspecs): Likewise.
17173 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17174 (posixpre.def): Use $(T).
17175 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17176 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17177 (SHLIB_LINK): Make dummy.
17178 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17180 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17182 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17183 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17184 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17185 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17187 * configure.ac (all_outputs): Remove mklibgcc.
17188 * configure: Regenerated.
17190 2007-01-03 Josh Conner <jconner@apple.com>
17192 PR middle-end/29683
17193 * calls.c (compute_argument_addresses): Set stack and stack_slot
17194 for partial args, too.
17195 (store_one_arg): Use locate.size.constant for the size when
17196 generating a save_area.
17198 2007-01-03 Robert Kennedy <jimbob@google.com>
17200 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17201 whose definitions are deleted due to basic block merging.
17203 2007-01-03 Paul Brook <paul@codesourcery.com>
17206 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17208 (use_return_insn): Return 0 for Thumb interrupt functions.
17209 (print_multi_reg): Add rfe argument for IRQ returns.
17210 (arm_output_epilogue): Pop interrupt return address directly into PC.
17211 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17213 2007-01-03 Paul Brook <paul@codesourcery.com>
17215 Merge from sourcerygxx-4_1.
17216 * config/arm/thumb2.md: New file.
17217 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17219 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17220 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17221 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17222 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17224 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17225 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17227 * config/arm/ieee754-sf.S: Ditto.
17228 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17229 (thumb1_base_register_rtx_p): ... to this.
17230 (thumb_index_register_rtx_p): Rename...
17231 (thumb1_index_register_rtx_p): ... to this.
17232 (thumb_output_function_prologue): Rename...
17233 (thumb1_output_function_prologue): ... to this.
17234 (thumb_legitimate_address_p): Rename...
17235 (thumb1_legitimate_address_p): ... to this.
17236 (thumb_rtx_costs): Rename...
17237 (thumb1_rtx_costs): ... to this.
17238 (thumb_compute_save_reg_mask): Rename...
17239 (thumb1_compute_save_reg_mask): ... to this.
17240 (thumb_final_prescan_insn): Rename...
17241 (thumb1_final_prescan_insn): ... to this.
17242 (thumb_expand_epilogue): Rename...
17243 (thumb1_expand_epilogue): ... to this.
17244 (arm_unwind_emit_stm): Rename...
17245 (arm_unwind_emit_sequence): ... to this.
17246 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17247 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17248 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17249 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17250 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17251 thumb2_output_casesi): New functions.
17252 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17253 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17254 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17255 THUMB2_WORK_REGS): Define.
17256 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17257 arm_condexec_mask, arm_condexec_masklen)): New variables.
17258 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17259 (arm_override_options): Check new CPU capabilities.
17260 Set new architecture flag variables.
17261 (arm_isr_value): Handle v7m interrupt functions.
17262 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17264 (const_ok_for_arm): Handle Thumb-2 constants.
17265 (arm_gen_constant): Ditto. Use movw when available.
17266 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17268 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17269 (thumb_find_work_register, arm_load_pic_register,
17270 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17271 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17272 print_multi_reg, output_mov_long_double_fpa_from_arm,
17273 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17274 output_mov_double_fpa_from_arm, output_move_double,
17275 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17276 output_return_instruction, arm_output_function_prologue,
17277 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17278 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17279 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17280 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17281 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17282 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17284 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17285 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17286 (arm_file_start): Output directive for unified syntax.
17287 (arm_unwind_emit_set): Handle stack alignment instruction.
17288 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17289 Add v6t2, v7, v7a, v7r and v7m.
17290 (RETLDM): Add Thumb-2 code.
17291 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17292 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17293 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17294 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17295 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17296 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17297 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17298 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17299 ADJUST_INSN_LENGTH): Define.
17300 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17301 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17302 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17303 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17304 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17305 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17306 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17307 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17308 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17309 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17310 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17311 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17312 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17313 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17314 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17315 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17316 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17318 * config/arm/arm-tune.md: Regenerate.
17319 * config/arm/arm-protos.h: Update prototypes.
17320 * config/arm/vfp.md: Enable patterns for Thumb-2.
17321 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17322 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17323 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17324 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17325 * config/arm/libunwind.S: Add Thumb-2 code.
17326 * config/arm/constraints.md: Update include Thumb-2.
17327 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17328 * config/arm/ieee754-df.S: Ditto.
17329 * config/arm/bpabi.S: Ditto.
17330 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17331 * config/arm/predicates.md (low_register_operand,
17332 low_reg_or_int_operand, thumb_16bit_operator): New.
17333 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17334 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17335 * config/arm/t-arm-elf: Add armv7 multilib.
17336 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17338 (UNSPEC_STACK_ALIGN, ce_count): New.
17339 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17340 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17342 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17343 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17344 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17345 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17346 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17347 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17349 * doc/extend.texi: Document ARMv7-M interrupt functions.
17350 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17352 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17354 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17355 (struct _Unwind_Context): Rename args_size to flags, remove
17356 signal_frame field, add a new args_size field and version field.
17357 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17358 _Unwind_IsExtendedContext): New inline functions.
17359 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17360 Assume by_value array is only present if _Unwind_IsExtendedContext.
17361 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17362 _Unwind_IsSignalFrame.
17363 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17364 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17365 (uw_init_context_1): Initialize context->flags to
17366 EXTENDED_CONTEXT_BIT.
17367 * config/rs6000/linux-unwind.h (frob_update_context): Use
17368 _Unwind_SetSignalFrame.
17370 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17372 PR middle-end/30353
17373 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17374 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17377 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17379 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17380 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17381 RET, AT_SP): Remove.
17382 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17385 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17386 * cfgbuild.c (find_basic_blocks): Likewise.
17387 * cfgrtl.c (rtl_create_basic_block): Likewise.
17388 * function.c (temp_slots_at_level): Likewise.
17389 * reg-stack.c (stack_regs_mentioned): Likewise.
17390 * regclass.c (allocate_reg_info): Likewise.
17391 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17392 set_bb_for_stmt, move_block_to_fn): Likewise.
17393 * tree-complex.c (tree_lower_complex): Likewise.
17394 * vec.h (VEC_safe_grow_cleared): New.
17396 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17398 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17400 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17401 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17403 * cfgloopmanip.c (scale_loop_frequencies): Export.
17404 (loopify): Scale the frequencies by prescribed coefficients.
17405 (set_zero_probability): New function.
17406 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17407 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17408 and frequencies according to arguments.
17409 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17411 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17412 * modulo-sched.c (sms_schedule): Set probabilities for entering
17413 versioned loop correctly.
17414 * tree-vect-transform.c (vect_transform_loop): Ditto.
17415 * cfgloop.h (loopify, loop_version): Declaration changed.
17416 (scale_loop_frequencies): Declared.
17418 2007-01-02 Jan Hubicka <jh@suse.cz>
17420 * cgraph.c: Include tree-flow.h
17421 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17422 early_local_passes.
17423 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17424 * tree-pass.h (pass_all_early_optimizations): Declare.
17425 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17426 early_local_passes.
17427 (cgraph_analyze_function): Do early_local_passes.
17428 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17429 Do not add referenced vars.
17430 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17432 (gate_all_early_local_passes): New gate.
17433 (pass_early_local_passes): Use new gate.
17434 (execute_early_local_optimizations): New functions.
17435 (gate_all_early_optimizations): New gate.
17436 (pass_all_early_optimizations): New pass.
17437 (execute_free_datastructures): Free SSA only when initialized.
17438 (gate_init_datastructures): Init only when optimizing.
17439 (tree_lowering_passes): Do early local passes when called late.
17440 * tree-profile.c (do_tree_profiling): Don't profile functions added
17442 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17443 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17445 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17446 during early_local_passes.
17447 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17450 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17452 * Makefile.in: Update copyright year.
17454 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17456 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17457 in $(lang_checks) and check-consistency targets.
17459 2007-01-02 Jan Hubicka <jh@suse.cz>
17461 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17462 Do not add referenced vars.
17463 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17465 * passes.c (init_optimization_passes): Put mudflap_2 after
17466 free_datastructures.
17468 2007-01-02 Jan Hubicka <jh@suse.cz>
17470 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17471 Set NOTHROW flag on call statements proved to be nothrow.
17472 Update statement of local calls so new pure/const functions are
17473 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17475 (tree_rest_of_compilation): Register hooks and initialize bitmap
17476 early. Do not set after_inlining flag.
17478 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17480 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17481 HOST_BITS_PER_LONGLONG
17483 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17486 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17487 warning for non-static initializers.
17489 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17491 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17492 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17493 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17494 Always use set_unique_reg_note to add REG_EQUAL notes.
17496 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17499 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17501 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17502 * cfgbuild.c (find_basic_blocks): Likewise.
17503 * cfgrtl.c (rtl_create_basic_block): Likewise.
17504 * function.c (temp_slots_at_level): Likewise.
17505 * reg-stack.c (stack_regs_mentioned): Likewise.
17506 * regclass.c (allocate_reg_info): Likewise.
17507 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17508 set_bb_for_stmt, move_block_to_fn): Likewise.
17509 * tree-complex.c (tree_lower_complex): Likewise.
17510 * vec.h (VEC_safe_grow_cleared): New.
17512 2007-01-02 Ian Lance Taylor <iant@google.com>
17514 * c-common.c (c_common_truthvalue_conversion): When warning about
17515 using an assignment as a truth value, set TREE_NO_WARNING.
17517 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17520 * c.opt (Wold-style-declaration): New.
17521 * doc/invoke.texi (C-only Warning Options): New.
17522 (Wold-style-declaration): Document it.
17523 (Wextra): Enabled by -Wextra.
17524 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17525 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17526 -Wold-style-declaration.
17528 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17530 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17531 * cfgbuild.c (find_basic_blocks): Likewise.
17532 * cfgrtl.c (rtl_create_basic_block): Likewise.
17533 * function.c (temp_slots_at_level): Likewise.
17534 * reg-stack.c (stack_regs_mentioned): Likewise.
17535 * regclass.c (allocate_reg_info): Likewise.
17536 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17537 set_bb_for_stmt, move_block_to_fn): Likewise.
17538 * tree-complex.c (tree_lower_complex): Likewise.
17539 * vec.h (VEC_safe_grow_cleared): New.
17541 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17543 * c-common.c (c_common_nodes_and_builtins): Since variants of
17544 void_type_node get built before it is given a name, we need to
17545 give those variants the name, too.
17546 (complete_array_type): We need to work with the canonical main
17547 type of the array, from which we will build the qualified version.
17548 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17549 * print-tree.c (print_node): Display canonical type information
17551 * stor-layout.c (layout_type): When we don't know the
17552 alignment of a type for which we're building an array, we end up
17553 guessing wrong, so make the type require structural equality.
17554 * tree.c (make_node_stat): When we build a new type, it is its
17555 own canonical type.
17556 (build_type_attribute_qual_variant): When building an attribute
17557 variant, its canonical type is the non-attribute variant. However,
17558 if the attributes are target-dependent and they differ, we need to
17559 use structural equality checks for this type.
17560 (build_qualified_type): A qualified type is not equivalent to its
17561 unqualified variant; set the canonical type appropriately.
17562 (build_distinct_type_copy): When building a distinct type from
17563 another type, the new type is its own canonical type.
17564 (build_variant_type_copy): When building a new type variant, we
17565 assume that it is equivalent to the original type.
17566 (build_pointer_type_for_mode): When building a pointer type, also
17567 build a canonical type pointer.
17568 (build_reference_type_for_mode): When building a reference type,
17569 also build a canonical type reference.
17570 (build_index_type): When we can't hash an index type (e.g.,
17571 because its maximum value is negative), the index type requires
17572 structural equality tests.
17573 (build_array_type): Build the canonical form of an array type.
17574 (build_function_type): Function types require structural equality,
17575 because they contain default arguments, attributes, etc.
17576 (build_method_type_directly): Ditto for method types.
17577 (build_offset_type): Build the canonical offset type.
17578 (build_complex_type): Build the canonical vector type.
17579 (make_vector_type): Build the canonical vector type.
17580 * tree.h (TYPE_CANONICAL): New.
17581 (TYPE_STRUCTURAL_EQUALITY_P): New.
17582 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17583 (struct tree_type): Added "canonical" field.
17584 * params.h (VERIFY_CANONICAL_TYPES): New.
17585 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17586 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17587 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17588 * doc/invoke.texi (verify-canonical-types): Document --param
17589 parameter for verifying canonical types.
17591 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17593 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17594 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17595 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17596 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17598 * config/rs6000/e500.h: New.
17599 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17600 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17602 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17603 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17604 TARGET_E500_DOUBLE): Remove.
17605 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17606 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17607 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17608 * config/rs6000/rs6000.c (rs6000_override_options): Use
17609 CHECK_E500_OPTIONS.
17611 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17613 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17614 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17615 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17616 rs6000_emit_cmove): Don't check TARGET_E500.
17617 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17618 sordered): Don't check TARGET_E500.
17620 2007-01-01 Eric Christopher <echristo@apple.com>
17622 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17623 HARD_REGISTER_NUM_P.
17625 2007-01-01 Roger Sayle <roger@eyesopen.com>
17627 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17628 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17629 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17632 2007-01-01 Mike Stump <mrs@apple.com>
17634 * configure.ac: Remove support for building with Apple's gcc-3.1.
17636 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17638 PR middle-end/30311
17639 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17640 REG is a hard register. Do not modify REG before calling
17642 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17643 multiple of the size of YMODE for certain lowpart cases.
17645 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17647 PR middle-end/30253
17648 * gimplify (voidify_wrapper_expr): Update for
17649 GIMPLE_MODIFY_STMT.
17651 2007-01-01 Andreas Schwab <schwab@suse.de>
17654 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17655 save of BR0 in extra_spill_size instead of spill_size.
17656 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17658 (ia64_expand_epilogue): Restore BR0 from its new location.
17660 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17662 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17663 Use a temporary variable if the left hand side is not a gimple
17666 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17668 * gimplify.c (gimplify_return_expr): Make the temporary variable
17669 for the return expression, a gimple register variable.
17671 2007-01-01 Jan Hubicka <jh@suse.cz>
17673 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17676 2007-01-01 Mike Stump <mrs@apple.com>
17678 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17680 * config/darwin.c (machopic_select_rtx_section): Use
17681 HAVE_GAS_LITERAL16.
17682 (darwin_mergeable_constant_section): Likewise.
17683 * configure: Regenerate.
17684 * config.in: Regenerate.
17686 2007-01-01 Jan Hubicka <jh@suse.cz>
17687 Andrew Pinski <pinskia@gmail.com>
17689 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17690 before starting IPA passes.