1 2007-06-30 Joseph Myers <joseph@codesourcery.com>
3 * configure.ac: Check for .gnu_attribute on MIPS.
4 * configure, config.in: Regenerate.
5 * config/mips/mips.c (mips_file_start): If supported, output
6 attribute for floating-point ABI.
8 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
12 (ffs_cmove): New expander to expand using ctz pattern.
13 (*ffs_cmove): Remove pattern.
14 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15 (ffsdi2): Expand using ctz pattern.
16 (*ffs_rex64): Remove pattern.
18 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20 PR rtl-optimization/32296
21 * pa.md (return): Delete pattern.
22 (return_internal): Remove "(const_int 1)" from pattern.
23 (epilogue): Use return_internal pattern for trivial returns.
24 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
25 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
27 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
29 * tree-ssa-pre.c (is_exception_related): New function
30 (can_value_number_operation): Use it.
32 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
34 Fix PR tree-optimization/32540
35 Fix PR tree-optimization/31651
37 * tree-ssa-sccvn.c: New file.
39 * tree-ssa-sccvn.h: Ditto.
41 * tree-vn.c: Include tree-ssa-sccvn.h
42 (val_expr_paid_d): Removed.
45 (val_expr_pair_hash): Ditto.
46 (val_expr_pair_expr_eq): Ditto.
47 (copy_vuses_from_stmt): Ditto.
50 (shared_vuses_from_stmt): Ditto.
51 (print_creation_to_file): Moved up.
53 (sort_vuses_heap): Ditto.
54 (set_value_handle): Make non-static.
55 (make_value_handle): Ditto.
56 (vn_add): Rewritten to use sccvn lookups.
57 (vn_add_with_vuses): Ditto.
58 (vn_lookup): Ditto (and second argument removed).
59 (vn_lookup_with_vuses): Ditto.
60 (vn_lookup_or_add): Ditto (and second argument removed);
61 (vn_lookup_or_add_with_vuses): Ditto.
62 (vn_lookup_with_stmt): New.
63 (vn_lookup_or_add_with_stmt): Ditto.
64 (create_value_handle_for_expr): Ditto.
66 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
67 (seen_during_translate): New function.
68 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
69 (phi_trans_add): Ditto.
70 (constant_expr_p): FIELD_DECL is always constant.
71 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
73 Avoid infinite recursion on mutually valued expressions.
74 Change callers of vn_lookup_or_add.
75 (phi_translate): New function.
76 (compute_antic_safe): Allow phi nodes.
77 (create_component_ref_by_pieces): Update for FIELD_DECL change.
78 (find_or_generate_expression): Rewrite slightly.
79 (create_expression_by_pieces): Updated for vn_lookup_or_add
81 Update VN_INFO for new names.
82 (insert_into_preds_of_block): Update for new names.
83 (add_to_exp_gen): New function.
84 (add_to_sets): Use vn_lookup_or_add_with_stmt.
85 (find_existing_value_expr): Rewrite to changed vn_lookup.
86 (create_value_expr_from): Ditto, and use add_to_exp_gen.
87 (try_look_through_load): Removed.
88 (try_combine_conversion): Ditto.
89 (get_sccvn_value): New function.
90 (make_values_for_phi): Ditto.
91 (make_values_for_stmt): Ditto.
92 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
94 (init_pre): Update for SCCVN changes.
98 * tree-flow.h (make_value_handle): Declare.
99 (set_value_handle): Ditto.
100 (sort_vuses_heap): Ditto.
101 (vn_lookup_or_add_with_stmt): Ditto.
102 (vn_lookup_with_stmt): Ditto.
103 (vn_compute): Remove.
106 (vn_lookup): Update arguments.
108 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
110 (tree-ssa-sccvn.o): New.
111 (OBJS-common): Add tree-ssa-sccvn.o
113 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
116 * c-typeck.c (build_external_ref): Don't mark as used if called
118 * calls.c (rtx_for_function_call): Likewise.
120 2007-06-30 Richard Sandiford <richard@codesourcery.com>
124 2007-06-27 Richard Sandiford <richard@codesourcery.com>
126 * dce.c (deletable_insn_p_1): New function, split out from...
127 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
128 specially, not those inside PARALLELs. Remove BODY argument
129 and adjust recursive call accordingly.
130 (prescan_insns_for_dce): Update call to delete_insn_p.
132 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
134 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
135 (try_combine): Move potential calls to undo_all() so they happen
136 before we commit to using the combined insns.
138 2006-06-30 Jan Hubicka <jh@suse.cz>
140 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
143 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
145 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
146 (cgraph_remove_unreachable_nodes): Likewise.
147 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
148 * ipa-inline.c (update_caller_keys): Cast according to the coding
150 (cgraph_decide_recursive_inlining): Likewise.
151 (cgraph_decide_inlining_of_small_function): Likewise.
152 (try_inline): Likewise.
153 (cgraph_decide_inlining_incrementally): Likewise.
154 * ipa-pure-const.c (get_function_state): Likewise.
155 (scan_function): Likewise.
156 (analyze_function): Likewise.
157 (static_execute): Likewise.
158 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
159 (merge_callee_local_info): Likewise.
160 (analyze_function): Use type safe memory macros.
161 (static_execute): Likewise. Cast according to the coding conventions.
162 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
164 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
166 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
167 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
170 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
173 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
174 for complex modes (both int and real).
176 2007-06-29 Jan Hubicka <jh@suse.cz>
178 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
180 2007-06-29 Jan Hubicka <jh@suse.cz>
183 * cse.c (cse_insn): Avoid invalid sharing in between register note and
186 2007-06-29 Anatoly Sokolov <aesok@post.ru>
189 * config/avr/avr.c: Include dataflow header file.
190 (expand_prologue): Adjust for prologue insn change.
191 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
194 2007-06-29 Richard Guenther <rguenther@suse.de>
197 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
198 during type verification.
200 2007-06-29 Jan Hubicka <jh@suse.cz>
202 * recog.c (validate_change_rtx_1): Unshare TO argument.
204 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
206 PR tree-optimization/24659
207 * tree-vect-transform.c (vectorizable_call): Handle
208 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
210 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
211 * config/i386/i386.c (enum ix86_builtins)
212 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
213 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
215 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
216 const using def_builtin_const.
217 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
218 input operands in the same modes as the result.
219 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
221 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
223 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
224 (df_set_dead_notes_for_mw): Likewise.
226 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
228 * c-common.c (pointer_int_sum): Do the negation in sizetype.
230 2007-06-28 DJ Delorie <dj@redhat.com>
232 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
234 2007-06-28 Geoffrey Keating <geoffk@apple.com>
236 * doc/invoke.texi (C++ Dialect Options): Document
237 fvisibility-ms-compat.
238 * c.opt (fvisibility-ms-compat): New.
240 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
243 * tree-affine.c (aff_combination_add_elt): Handle
244 pointer addition specially.
246 2007-06-28 Jakub Jelinek <jakub@redhat.com>
248 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
249 decl is non-external for AIX ABI.
251 2007-06-28 David Edelsohn <edelsohn@gnu.org>
253 * config/rs6000/predicates.md (current_file_function_operand):
254 Ensure the symbol is non-external for AIX ABI.
256 2007-06-28 Nick Clifton <nickc@redhat.com>
258 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
259 (fdce, fdse, fpredictive-commoning): Likewise.
261 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
264 * gcc.c (process_command): Recognize the new -static-libgfortran
267 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
270 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
271 Use a call clobbered hard reg instead of a pseudo reg.
273 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
275 * config/sh/sh.md (load_gbr): Use correct operand constraint.
277 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
280 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
281 REG_LIBCALL and REG_RETVAL notes.
282 (divsi3, mulsi3): Likewise.
283 (mulhisi3): Likewise. Use emit_libcall_block.
284 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
286 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
288 PR rtl-optimization/32481
289 * combine.c (adjust_for_new_dest): Rescan the changed insn.
291 2007-06-27 Richard Sandiford <richard@codesourcery.com>
293 * dce.c (deletable_insn_p_1): New function, split out from...
294 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
295 specially, not those inside PARALLELs. Remove BODY argument
296 and adjust recursive call accordingly.
297 (prescan_insns_for_dce): Update call to delete_insn_p.
299 2007-06-27 Richard Guenther <rguenther@suse.de>
302 * tree.h (fold_convertible_p): Declare.
303 * fold-const.c (fold_convertible_p): New function.
304 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
305 instead of lang_hooks.types_compatible_p.
307 2007-06-26 Jan Hubicka <jh@suse.cz>
309 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
310 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
311 early use validate_unshare_change.
312 (reload_combine): Likewise.
313 * recog.c (change_t): New field unshare.
314 (validate_change_1): Rename from validate_change; add argument unshare.
315 (validate_change): Turn into wrapper of validate_change_1; update
317 (validate_unshare_change): New.
318 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
319 calls of df_insn_rescan.
320 * recog.h (validate_change): Replace ints by bools.
321 (validate_unshare_change): Declare.
323 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
325 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
327 2007-06-26 Steve Ellcey <sje@cup.hp.com>
329 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
331 2007-06-25 Jan Hubicka <jh@suse.cz>
333 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
335 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
336 cgraph_decide_inlining_incrementally): Move uninlinability checks to
337 places other call site specific checks are performed.
339 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
342 * tree-vect-transform.c (vectorizable_operation): Convert
343 POINTER_PLUS_EXPR over to PLUS_EXPR.
345 2007-06-25 Chao-ying Fu <fu@mips.com>
347 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
348 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
349 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
350 Document GET_MODE_IBIT, and GET_MODE_FBIT.
352 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
353 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
354 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
355 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
356 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
357 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
358 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
359 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
360 ALL_FIXED_POINT_MODE_P): New define.
361 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
363 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
365 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
366 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
367 MODE_VECTOR_UACCUM): New mode classes.
369 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
370 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
371 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
374 * genmodes.c (struct mode_data): Add ibit and fbit fields.
375 (blank_mode): Initialize ibit and fbit.
376 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
377 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
378 (new_adjust): Change required_class to required_class_from and
379 required_class_to for testing within a range.
380 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
381 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
383 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
384 (make_fixed_point_mode): New.
385 (_ADD_ADJUST): Change C to C1 and C2.
386 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
387 use a range for machine classes.
388 (ADJUST_IBIT, ADJUST_FBIT): New.
389 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
391 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
392 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
393 Emit adjustment for ibit and fbit.
394 (emit_mode_ibit, emit_mode_fbit): New.
395 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
397 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
399 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
400 as the source of the set.
402 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
404 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
405 FP_REGNO_P): Use IN_RANGE.
406 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
407 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
408 (DATA_REG_P): Use DATA_REGNO_P.
409 (FP_REG_P): Use FP_REGNO_P.
410 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
411 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
412 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
414 2007-06-24 Jan Hubicka <jh@suse.cz>
417 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
419 2007-06-24 Sebastian Pop <sebpop@gmail.com>
422 * fold-const.c (fold_binary): Strip nops of operand 0
423 of BIT_NOT_EXPR before calling operand_equal_p.
424 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
425 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
427 2007-06-23 Mark Mitchell <mark@codesourcery.com>
429 * doc/extend.texi: Document that dllimport and dllexport imply
431 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
432 imported or exported declaration, including type declarations.
433 * c-common.c (handle_visibility_attribute): Check for conflicts
434 with dllimport/dllexport.
435 (c_determine_visibility): Handle dllimport/dllexport as an
436 explicit visibility atttribute.
438 2007-06-23 Richard Guenther <rguenther@suse.de>
440 PR tree-optimization/16876
442 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
444 * tree-inline.c (initialize_inlined_parameters): Do not call
445 lang_hooks.tree_inlining.convert_parm_for_inlining.
446 * cgraphbuild.c (initialize_inline_failed): Set inline failed
447 reason for mismatched types.
448 * gimplify.c (gimplify_call_expr): Verify the call expression
449 arguments match the called function type signature. Otherwise
450 mark the call expression to be not considered for inlining
451 using CALL_CANNOT_INLINE_P flag.
452 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
453 edges call expression.
454 (cgraph_decide_inlining_of_small_function): Likewise.
455 (cgraph_decide_inlining): Likewise.
456 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
458 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
459 * c-typeck.c (c_convert_parm_for_inlining): Remove.
460 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
462 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
463 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
465 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
466 convert_parm_for_inlining member.
468 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
471 * arm.md (negscc): Match the correct operand for optimized LT0 test.
472 Remove optimization for GT.
474 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
477 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
479 (prescan_insns_for_dce): Add extra parameter.
481 2007-06-23 Jan Hubicka <jh@suse.cz>
484 * gimplify.c (mark_addressable): New function.
485 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
487 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
490 * expr.c (store_constructor): Do not clobber non-zeroed memory.
492 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
496 moves between MMX/SSE registers to at least 8 units to prevent
497 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
499 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.c (override_options): Correct x86_sahf
504 2007-06-21 David Daney <ddaney@avtrex.com>
507 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
508 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
509 (exception_receiver): Renamed to ...
510 (nonlocal_goto_receiver): ... this.
512 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
514 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
515 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
516 partial register accesses.
518 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
520 * fold-const.c (debug_fold_checksum): Move it under
521 ENABLE_FOLD_CHECKING.
523 2007-06-21 Sebastian Pop <sebpop@gmail.com>
526 * tree.h (debug_fold_checksum): Declared.
527 * fold-const.c (build_fold_addr_expr_with_type_1): New.
528 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
529 build_fold_addr_expr_with_type_1.
530 (fold_addr_expr, debug_fold_checksum): New.
531 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
532 (fold_unary, fold_comparison, split_address_to_core_and_offset):
535 2007-06-21 Sebastian Pop <sebpop@gmail.com>
537 PR tree-optimization/19590
538 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
539 of scev is a constant.
540 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
542 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
544 * df-problems.c (df_note_bb_compute): Made computation of live
545 info consistent with df_lr.
547 2007-06-21 Richard Guenther <rguenther@suse.de>
549 PR tree-optimization/32453
550 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
551 for pointer anti-range.
553 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
555 * config/i386/i386.c (processor_target_table): Increase maximum
556 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
559 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
560 byte alignment if > 8 byte alignment is preferred.
561 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
563 2007-06-21 Jakub Jelinek <jakub@redhat.com>
565 PR tree-optimization/31866
566 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
567 if ASM_EXPR's input is not a SSA_NAME.
570 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
571 but decl is a global var, instead return decl.
572 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
573 even for is_global_var decls, if they are private in some outer
576 2007-06-21 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/32451
579 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
581 2007-06-21 Christian Bruel <christian.bruel@st.com>
583 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
584 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
585 (push_regs): Changed saving order or banked registers.
586 (sh_expand_epilogue): Likewise.
587 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
588 (FIRST_BANKED_REG): Likewise.
589 (LAST_BANKED_REG): Likewise.
590 * config/sh/sh.md (banked) New attribute.
591 (in_delay_slot): Check banked attribute.
593 2007-06-20 Sebastian Pop <sebpop@gmail.com>
595 PR tree-optimization/32075
596 * tree-data-ref.c (subscript_dependence_tester_1,
597 analyze_miv_subscript, analyze_overlapping_iterations,
598 add_distance_for_zero_overlaps, build_classic_dist_vector,
599 subscript_dependence_tester_1, analyze_overlapping_iterations,
600 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
601 compute_affine_dependence, compute_all_dependences): Pass loop_nest
602 to evolution_function_is_affine_multivariate_p.
604 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
606 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
608 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
611 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
613 * config/m32c/prologue.md (epilogue_exitd_16): New.
614 (epilogue_reit_16): New.
615 (epilogue_exitd): Rename to epilogue_exitd_24.
616 (epilogue_reit): Rename to epilogue_reit_24.
618 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
619 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
621 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
623 * haifa-sched.c (queue_to_ready): Don't requeue next insn
624 if dbg_cnt (sched_insn) reaches the limit.
625 (choose_ready): New parameter INSN_PTR and new return value.
626 (schedule_block): Handle dbg_cnt (sched_insn). Handle
627 the new return value from choose_ready.
628 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
629 (rest_of_handle_global_alloc): New global_alloc_at_func.
631 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
633 PR tree-optimization/25737
634 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
635 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
636 * tree-flow.h (struct fieldoff): Add new field alias_set.
637 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
638 argument addressable_type. Set alias_set of fieldoff.
639 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
640 (create_overlap_variables_for): Pass alias_set from fieldoff to
642 * alias.c (get_alias_set): Use alias_set from SFT if set.
644 2007-06-20 Hui-May Chang <hm.chang@apple.com>
646 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
647 of a variable as an unsigned HOST_WIDE_INT integer.
649 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
651 PR rtl-optimization/32405
652 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
654 2007-06-20 Jakub Jelinek <jakub@redhat.com>
656 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
659 * builtins.c: Include diagnostic.h.
660 (expand_builtin_expect): Make gcc_assert more permissive.
661 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
664 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
668 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
669 if ACCUMULATE_OUTGOING_ARGS.
671 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
673 * config/m68hc11/m68hc11.c: Include dataflow header file.
674 (m68hc11_reorg): Port to dataflow.
676 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
678 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
679 (struct df_problem.free_blocks_on_set_blocks): New field.
680 (struct dataflow.optional_p): New field.
681 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
682 (df_live_set_all_dirty): New function.
683 * df-scan.c (df_scan_alloc): Initialize optional_p.
684 (problem_SCAN): Initialize free_blocks_on_set_blocks.
685 * df-core.c (df_set_blocks): Removed use of
686 DF_FIRST_OPTIONAL_PROBLEM. Now uses
687 df_problem.free_blocks_on_set_blocks to determine which blocks are
689 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
690 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
691 uses dataflow.optional_p to determine if problem should be
693 (rest_of_handle_df_initialize): Only start live problem if
695 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
696 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
697 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
698 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
699 problem_NOTE): Initialize free_blocks_on_set_blocks.
700 (df_lr_bb_local_compute): Recompute luids if df_live problem is
702 (df_live_set_all_dirty, df_note_alloc): New function.
703 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
705 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
706 * postreload.c (reload_combine): Ditto.
707 * cse.c (cse_extended_basic_block): Ditto.
708 * regmove.c (mark_flags_life_zones): Ditto.
709 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
710 erase_matching_seqs): Ditto.
711 * bt-load.c (compute_defs_uses_and_gen): Ditto.
712 * integrate (allocate_initial_values): Ditto.
713 * combine.c (reg_dead_at_p): Ditto.
714 * resource.c (mark_target_live_regs): Ditto.
715 * sched-rgn.c (check_live_1, update_live_1): Ditto.
716 * config/sh/sh.c (find_r0_life_regions): Ditto.
717 * global.c (rest_of_handle_global_alloc): Only add back df_live
719 * local-alloc.c (rest_of_handle_local_alloc): Only remove
721 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
723 (if_convert): Make sure df_live is there at -O == 1.
724 (pass_if_after_combine): Cleanup flags.
725 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
728 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
730 * config/arm/arm.c (arm_get_frame_offsets): Set
731 offsets->locals_base to avoid negative stack size.
732 (thumb1_expand_prologue): Assert on negative stack size.
734 2007-04-19 Sebastian Pop <sebpop@gmail.com>
736 PR tree-optimization/32367
737 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
738 of the chrec has no evolution in that loop.
739 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
741 2007-06-19 Bob Wilson <bob.wilson@acm.org>
743 * config/xtensa/xtensa.c: Include "df.h".
744 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
745 (xtensa_va_start): Invoke make_tree with sizetype for
746 expand_builtin_saveregs and then convert the result to a pointer.
747 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
748 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
749 Subtract argument size from index value as integers and then use
750 POINTER_PLUS_EXPR to add the result to the array address.
752 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
755 * config/m32c/m32c.c: Include dataflow header file.
756 (m32c_emit_prologue): Adjust for prologue insn change.
757 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
758 once inside a PARALLEL. Assume frame size passed in operand 0
759 includes space to save the fb register.
760 (prologue_enter_24): Likewise.
761 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
763 2007-06-19 David Daney <ddaney@avtrex.com
766 * config/mips/mips.md (cprestore): Mark $gp as used.
768 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
771 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
772 (frv_ifcvt_modify_insn): Likewise.
774 2007-06-19 Richard Guenther <rguenther@suse.de>
776 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
777 only handle positive offsets that fit in a HOST_WIDE_INT.
779 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
781 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
782 result of rsqrt insn for zero input argument to avoid NaN.
784 2007-06-19 Richard Guenther <rguenther@suse.de>
787 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
789 2007-06-19 Jakub Jelinek <jakub@redhat.com>
791 PR tree-optimization/32353
792 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
794 2007-06-19 Nick Clifton <nickc@redhat.com>
796 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
798 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
801 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
802 * config/i386/i386.c (assign_386_stack_local): Assert that
803 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
804 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
805 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
806 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
808 2007-06-18 Steve Ellcey <sje@cup.hp.com>
810 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
812 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
814 PR rtl-optimization/32321
815 * gcse.c (replace_store_insn): Update the note before
816 calling emit_insn_after.
818 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
821 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
823 * df-problems.c (df_note_bb_compute): Fix dumping info.
825 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
827 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
828 insn with emit_jump_insn.
830 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
832 PR tree-optimization/32383
833 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
834 * targhooks.h (default_builtin_reciprocal): Update prototype.
835 * target.h (struct gcc_target): Update builtin_reciprocal.
836 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
837 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
838 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
839 when fndecl is in BUILT_IN_MD class.
840 (execute_convert_to_rsqrt): Ditto.
842 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
843 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
844 Convert BUILT_IN_SQRTF code only when md_fn is false.
846 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
848 * bt-load.c (move_btr_def): Fix the order of arguments
849 to validate_replace_rtx.
851 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
853 * config/m68k/m68k-devices.def: Add 54450..54455.
855 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
857 PR rtl-optimization/32366
858 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
859 FLOAT_EXTEND]: Prevent non-scalar modes from entering
862 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
865 * modulo-sched (generate_reg_moves): Added rescan parameter and if
866 this is true, rescan insn being modified.
867 (sms_schedule): Added rescan parameter.
868 (rest_of_handle_sms): Moved freeing of dominance info to before
869 getting out of cfg_layout.
871 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
873 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
874 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
877 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
878 FL_CF_EMAC from the entry for isac.
880 * config/m68k/predicates.md (const_call_operand): Adjust comment.
881 (const_sibcall_operand): New.
882 (sibcall_operand): Use it.
883 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
884 (m68k_isas): ISAC does not imply FPU or EMAC.
885 (override_options): Add ISA_C logic for symbolic jump & call.
887 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
889 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
890 return mode from the builtin itself.
891 (sparc_fold_builtin): Fix cast of zero constant.
893 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
895 * targhooks.c (default_builtin_reciprocal): New default target hook.
896 * targhooks.h (default_builtin_reciprocal): Add prototype.
897 * hooks.c (hook_tree_tree_bool_null): Remove hook.
898 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
899 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
900 default_builtin_reciprocal.
902 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
905 * hooks.c (hook_tree_tree_bool_null): New hook.
906 * hooks.h (hook_tree_tree_bool_null): Add prototype.
907 * tree-pass.h (pass_convert_to_rsqrt): Declare.
908 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
909 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
910 and convert it to reciprocal a*rfunc(b).
911 (execute_convert_to_rsqrt): New function.
912 (gate_convert_to_rsqrt): New function.
913 (pass_convert_to_rsqrt): New pass definition.
914 * target.h (struct gcc_target): Add builtin_reciprocal.
915 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
916 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
917 TARGET_BUILTIN_RECIPROCAL.
918 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
920 * config/i386/i386.h (TARGET_RECIP): New define.
921 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
922 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
923 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
924 and not optimizing for size.
925 (*rcpsf2_sse): New insn pattern.
926 (*rsqrtsf2_sse): Ditto.
927 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
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 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
932 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
933 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
934 and not optimizing for size.
935 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
936 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
937 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
938 and not optimizing for size.
939 (*sse_rsqrtv4sf2): Do not export.
941 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
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.
946 * config/i386/i386.opt (mrecip): New option.
947 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
948 (ix86_emit_swsqrtsf): Ditto.
949 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
950 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
952 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
953 ix86_expand_unop1_builtin.
954 (ix86_emit_swdivsf): New function.
955 (ix86_emit_swsqrtsf): Ditto.
956 (ix86_builtin_reciprocal): New function.
957 (TARGET_BUILTIN_RECIPROCAL): Use it.
958 (ix86_vectorize_builtin_conversion): Rename from
959 ix86_builtin_conversion.
960 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
961 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
962 "i386 and x86_64 Options" section.
963 (Intel 386 and AMD x86_64 Options): Document -mrecip.
965 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
966 Zdenek Dvorak <dvorakz@suse.cz>
967 Richard Guenther <rguenther@suse.de>
968 Kaz Kojima <kkojima@gcc.gnu.org>
970 * tree-vrp.c (compare_values_warnv): Convert val2 to
972 (extract_range_from_assert): Create
973 POINTER_PLUS_EXPR for pointer types.
974 (extract_range_from_binary_expr): Handle
975 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
977 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
978 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
979 POINTER_PLUS_EXPR as PLUS_EXPR.
980 (number_of_iterations_lt_to_ne):
981 For pointer types, use sizetype when
982 creating MINUS_EXPR/PLUS_EXPRs.
983 (assert_loop_rolls_lt): For pointer types, use sizetype when
984 creating MINUS_EXPR/PLUS_EXPRs.
985 (number_of_iterations_le): Likewise.
986 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
987 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
988 like PLUS_EXPR and MINUS_EXPR.
989 * tree-pretty-print.c (dump_generic_node): Handle
992 (op_symbol_1): Likewise.
993 * optabs.c (optab_for_tree_code): Likewise.
994 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
996 * tree-tailcall.c (process_assignment): Mention
997 POINTER_PLUS_EXPR in a TODO comment.
998 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
999 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1000 not used with a pointer and an integer type.
1001 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1002 increment using chrec_convert_rhs instead of chrec_convert.
1003 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1004 PLUS_EXPR except for the right hand side's type will be
1006 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1007 (fold_used_pointer_cast): Kill.
1008 (pointer_offset_p): Kill.
1009 (fold_used_pointer): Kill.
1010 (pointer_used_p): Kill.
1011 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1012 call fold_used_pointer.
1013 (instantiate_parameters_1): Convert the increment
1014 using chrec_convert_rhs instead of chrec_convert.
1015 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1016 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1017 instead of PLUS_EXPR.
1018 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1019 PLUS_EXPR for pointers.
1020 (std_gimplify_va_arg_expr): Likewise.
1021 (fold_builtin_memory_op): Likewise.
1022 (fold_builtin_strstr): Likewise.
1023 (fold_builtin_strchr): Likewise.
1024 (fold_builtin_strrchr): Likewise.
1025 (fold_builtin_strpbrk): Likewise.
1026 (expand_builtin_memory_chk): Likewise.
1027 (fold_builtin_memory_chk): Likewise.
1028 (std_expand_builtin_va_start): Use
1029 sizetype for the call to make_tree and then convert
1030 to the pointer type.
1031 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1032 instead of PLUS_EXPR for adding to a pointer.
1033 (std_gimplify_va_arg_expr): Use fold_build2 for
1034 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1035 the operands to sizetype first and then cast the BIT_AND_EXPR
1036 back to the pointer type.
1037 * fold-const.c (build_range_check): Handle pointer types
1039 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1040 of PLUS_EXPR's. Make sure the offset is converted to
1042 (try_move_mult_to_index): Strip the NOPs from the offset.
1043 Remove code argument and replace all uses with PLUS_EXPR.
1044 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1045 specially. Don't use a pointer type for MINUS_EXPR.
1046 (fold_unary): Handle for (T1)(X op Y),
1047 only p+ as that is the only as that can be handled for
1048 binary operators now.
1049 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1051 <case PLUS_EXPR>: Add folding of PTR+INT into
1053 Don't call try_move_mult_to_index.
1054 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1055 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1056 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1057 Don't call try_move_mult_to_index.
1058 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1059 (tree_expr_nonzero_p): Likewise.
1060 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1061 of PLUS_EXPR for the complex expression folding.
1062 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1063 first chrec is a pointer type, then the second should
1064 be sizetype and not the first's type.
1065 For POINTER_PLUS_EXPR, use a different right hand side type.
1066 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1067 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1068 different right hand side type.
1069 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1070 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1071 instead of PLUS_EXPR.
1072 When either operand is zero, convert the other operand.
1073 (chrec_apply): Use chrec_convert_rhs
1074 on the argument x instead of chrec_convert.
1075 (reset_evolution_in_loop): For pointer types, the new_evol
1077 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1078 different right hand side type.
1079 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1080 (chrec_convert_rhs): New function.
1081 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1082 different right hand side type.
1083 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1084 * tree-chrec.h (chrec_convert_rhs): New prototype.
1085 (build_polynomial_chrec): For pointer types, the right hand
1086 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1087 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1088 Remove subtraction case as it is always addition now.
1089 Make sure the offset is converted to sizetype.
1090 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1091 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1092 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1093 PLUS_EXPR in pointer type.
1094 Handle POINTER_PLUS_EXPR.
1095 (tree_to_aff_combination): Likewise.
1096 (force_expr_to_var_cost): Likewise.
1097 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1098 instead of PLUS_EXPR for pointers.
1099 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1100 instead of PLUS_EXPR of pointer types.
1101 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1103 (check_va_list_escapes): Likewise.
1104 (check_all_va_list_escapes): Likewise.
1105 * dwarf2out.c (loc_descriptor_from_tree_1):
1106 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1107 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1108 (string_constant): Likewise.
1109 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1110 the offset to the base, use POINTER_PLUS_EXPR.
1111 (add_to_parts): Convert the index to sizetype.
1112 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1113 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1114 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1115 Offset only holds something for PLUS_EXPR.
1116 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1118 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1120 (analyze_accesses_for_modify_stmt): Likewise.
1121 Remove comment about the type being integral type as it is
1123 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1125 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1127 Correct the type which the artimentic is done in (is now
1130 * tree-data-ref.c (split_constant_offset): Handle
1132 * tree-affine.c (tree_to_aff_combination): Likewise.
1133 * c-typeck.c (build_unary_op): For pointers create the increment
1134 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1136 * gimplify.c (gimplify_self_mod_expr): Create a
1137 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1138 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1139 * tree.def (POINTER_PLUS_EXPR): New tree code.
1140 * tree-predcom.c (ref_at_iteration): If we have a pointer
1141 type do the multiplication in sizetype.
1142 * tree-mudflap.c (mf_xform_derefs_1): Create a
1143 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1144 * tree-ssa-forwprop.c
1145 (forward_propagate_addr_into_variable_array_index):
1146 Don't expect there to be a cast for the index as that
1147 does not exist anymore.
1148 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1149 instead of PLUS_EXPR.
1150 Don't check for the first operand of the POINTER_PLUS_EXPR
1151 was the index as it cannot be.
1152 Call forward_propagate_addr_into_variable_array_index with
1153 the SSA_NAME instead of the statement.
1154 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1155 (compare_constant): Likewise.
1156 (copy_constant): Likewise.
1157 (compute_reloc_for_constant): Likewise.
1158 (output_addressed_constants): Likewise.
1159 (initializer_constant_valid_p): Likewise.
1160 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1161 Convert the MIN/MAX of the inner type to the outer
1162 type before comparing them.
1163 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1164 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1165 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1166 of PLUS_EXPR for pointers.
1167 * tree-inline.c (estimate_num_insns_1): Handle
1169 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1170 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1171 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1172 instead of PLUS_EXPR for the pointer increment statement.
1173 (vect_update_ivs_after_vectorizer): For pointer types, create
1174 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1175 MULT_EXPR in sizetype.
1176 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1178 * tree-object-size.c (plus_expr_object_size): Handle
1179 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1180 code which is trying to figure out which side is a pointer and
1182 (check_for_plus_in_loops_1): Likewise.
1183 (check_for_plus_in_loops): Likewise.
1184 * c-common.c (pointer_int_sum): Create a
1185 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1186 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1187 only POINTER_PLUS_EXPR. Removing all the extra
1188 code which is trying to figure out which side is a pointer and
1190 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1191 PLUS_EXPR and MINUS_EXPR.
1192 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1194 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1195 with make_tree, instead of a pointer type.
1196 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1197 for pointers instead of PLUS_EXPR.
1198 (s390_gimplify_va_arg): Likewise.
1199 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1200 instead of PLUS_EXPR when doing addition on pointer
1201 types. Use sizetype for the second operand.
1202 (spu_gimplify_va_arg_expr): Likewise.
1203 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1204 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1205 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1206 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1207 for the pointer addition and also use size_int/sizetype
1209 (ix86_gimplify_va_arg): Likewise.
1210 Perform BIT_AND_EXPR on sizetype arguments.
1211 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1212 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1213 for the pointer additions and also use size_int for the offsets.
1214 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1215 additions and also use size_int for the offsets. Perform
1216 BIT_AND_EXPR on sizetype arguments.
1217 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1218 POINTER_PLUS_EXPR for pointers and create the
1219 BIT_AND_EXPR in sizetype.
1220 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1221 instead of PLUS_EXPR for pointer addition.
1222 (rs6000_va_start): Likewise.
1223 Also use sizetype for the offset.
1224 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1225 as PLUS_EXPR/MINUS_EXPR.
1226 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1227 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1228 Don't use BIT_AND_EXPR on a pointer type, convert the
1229 expression to sizetype first.
1230 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1232 (mips_gimplify_va_arg_expr): Likewise.
1233 Don't create BIT_AND_EXPR in a pointer type.
1235 2007-06-15 Eric Christopher <echristo@apple.com>
1237 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1238 (x86_64-*-darwin*): Ditto.
1239 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1242 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1244 * doc/extend.texi: Document behavior of __attribute__((aligned))
1247 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1249 * rtlanal.c (note_stores): Improve documentation.
1251 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1253 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1254 LOCAL_LABEL_PREFIX): Delete.
1255 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1256 (bfin_internal_label): Delete.
1258 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1260 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1261 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1262 otherwise define to LIBGCC2_TF_CEXT.
1263 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1264 (LIBGCC_TF_CEXT): Ditto.
1267 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1269 PR rtl-optimization/32339
1270 * df-scan.c (df_uses_record): Don't modify flags but just add to
1271 it for df_ref_record.
1273 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1275 * tree-mudflap.c: Fix whitespace issues.
1277 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1279 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1281 2007-06-14 Eric Christopher <echristo@apple.com>
1283 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1284 (movv4sf): Use gcc_unreachable instead of abort.
1286 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1289 * config/i386/sfp-machine.h (CMPtype): New define.
1290 (mach stubs): Use CMPtype instead of int as a return type.
1292 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1294 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1295 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1296 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1297 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1298 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1299 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1300 config/soft-fp/soft-fp.h: Update from glibc CVS.
1302 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1304 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1306 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1309 * config/v850/v850.c: Include dataflow header file.
1310 (substitute_ep_register): Fix typo.
1312 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1314 * configure.ac: Fix earlier checkin.
1315 * configure: Regenerated.
1317 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1319 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1320 * aclocal.m4: Regenerate.
1321 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1322 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1323 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1324 * configure: Regenerate.
1325 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1327 * Makefile.in (quickstrap): Build libgcc too.
1329 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1331 * configure.ac: Add --enable-checking=df. Explicitly mention that
1332 the variables are initialized as for "release".
1333 * df-core.c: Use it.
1334 * configure: Regenerate.
1335 * config.in: Regenerate.
1337 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1339 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1340 validate_replace_rtx instead of replace_rtx.
1341 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1343 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1345 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1346 (DWARF2_UNWIND_INFO): Override default if configured with
1348 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1349 (ENDFILE_SPEC): Add crtend.o.
1350 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1351 (ENDFILE_SPEC): Add crtend.o.
1352 (TARGET_USE_JCR_SECTION): Define.
1353 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1355 * config/i386/cygming-crtbegin.c: New file.
1356 * config/i386/cygming-crtend.c: New file.
1358 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1360 * config/i386/w32-unwind.h: New file.
1362 2007-06-13 Eric Christopher <echristo@apple.com>
1364 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1365 the user set a value below STACK_BOUNDARY.
1367 2007-06-13 Thiemo Seufer <ths@networkno.de>
1369 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1370 imply -lpthread for -pthread.
1372 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1374 * basic-block.h: Remove the prototype for
1375 free_basic_block_vars.
1376 * cfglayout.h: Remove the prototype for
1377 insn_locators_initialize.
1378 * tree.h: Remove the prototype for emit_line_note.
1380 * tree-ssa-pre.c (mergephitemp): Remove.
1381 (init_pre): Don't use mergephitemp.
1383 2007-06-13 Eric Christopher <echristo@apple.com>
1385 * config/i386/i386.c (override_options): If we've specified
1386 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1388 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1390 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1393 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1395 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1396 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1397 (eh_store_handler): New pattern.
1398 (eh_return): Emit it instead of a plain move.
1400 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1402 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1403 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1404 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1407 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1409 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1410 (find_next_insn_start, find_load): New functions.
1411 (bfin_reorg): Use them to deal with the fact that parallel insns are
1412 no longer represented as a SEQUENCE.
1414 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1416 * config/sparc/sparc.c (sparc_override_options): Initialize
1419 2007-06-13 Dave Korn <dave.korn@artimi.com>
1421 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1424 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1426 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1427 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1428 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1429 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1430 tree-vect-transform.c: Fix comment typos. Follow spelling
1433 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1435 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1436 to the exit block use set.
1437 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1438 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1439 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1441 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1443 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1444 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1445 to indicate an error.
1446 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1447 (dbg_cnt_process_opt): Print an error on a bad argument.
1448 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1449 * common.opt (-fdbg-cnt-list): New.
1450 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1452 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1454 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1455 flag on ref-all pointers.
1457 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1460 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1461 for the offset with the modifier as EXPAND_INITIALIZER
1462 if the modifier is EXPAND_INITIALIZER.
1463 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1464 a register if we had an overflow.
1466 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * real.c (real_isfinite): New.
1469 (real_sqrt): Use it.
1470 * real.h (real_isfinite): New.
1471 * builtins.c: Use it.
1473 2007-06-12 Ian Lance Taylor <iant@google.com>
1474 Daniel Berlin <dberlin@dberlin.org>
1477 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1478 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1479 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1480 (DECL_NO_TBAA_P): Define.
1481 (struct tree_decl_common): Add no_tbaa_flag field.
1482 * tree-ssa-structalias.c (struct variable_info): Add
1483 no_tbaa_pruning field.
1484 (new_var_info): Initialize no_tbaa_pruning field.
1485 (unify_nodes): Copy no_tbaa_pruning field.
1486 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1487 (dump_solution_for_var): Print no_tbaa_pruning flag.
1488 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1490 (compute_tbaa_pruning): New static function.
1491 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1492 Call compute_tbaa_pruning.
1493 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1494 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1495 * gimple-low.c (lower_stmt): Likewise.
1496 * tree-gimple.c (is_gimple_stmt): Likewise.
1497 * tree-ssa-operands.c (get_expr_operands): Likewise.
1498 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1499 * tree-inline.c (estimate_num_insns_1): Likewise.
1500 (copy_result_decl_to_var): Likewise.
1501 * expr.c (expand_expr_real_1): Likewise.
1502 * tree-pretty-print.c (dump_generic_node): Likewise.
1503 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1504 * omp-low.c (omp_copy_decl_2): Likewise.
1505 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1506 * doc/c-tree.texi (Expression trees): Document
1507 CHANGE_DYNAMIC_TYPE_EXPR.
1509 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1511 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1512 with !HONOR_NANS and !HONOR_INFINITIES.
1513 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1515 2007-06-12 Tristan Gingold <gingold@adacore.com>
1517 * gcov.c: Comments updated.
1518 (source_info): Add file_time field.
1519 (source_index): New variable.
1520 (mutiple_files): New variable.
1521 (generate_results): New function extracted from process_file.
1522 (process_file): Save and restore chain of functions, generate
1523 results and free structures only if not merging results.
1524 (release_structures): File names are now freed in create_file_names
1525 (create_file_names): Free previous file names.
1526 (find_source): File date is now read here and modifications in
1527 source files is checked here.
1528 (read_graph_file): Only reverse order of functions for the current
1530 (make_gcov_file_name): Do not generate long names if input_name is
1532 (output_lines): If merging results do not display graph, data and
1534 Checking source file modification is done in find_source.
1536 * doc/gcov.texi: Append an s to sourcefile.
1538 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1540 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1541 (forced_nop): New pattern.
1542 * config/bfin/bfin.c: Include "df.h".
1543 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1544 (bfin_discover_loop): Use df_get_live_in instead of
1545 global_live_at_start.
1546 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1547 df_analyze when done.
1548 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1549 the insns. Use QImode for the final insn in a bundle. Call
1550 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1552 (reorder_var_tracking_notes): New function.
1553 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1554 update_life_info. Call df_analyze after scheduling and bundle
1555 generation. Call reorder_var_tracking_notes if generating these notes.
1556 Call df_finish_pass at the end.
1558 2007-06-12 Dirk Mueller <dmueller@suse.de>
1560 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1561 a comparison, not an assignment.
1563 2007-06-12 Olivier Hainque <hainque@adacore.com>
1565 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1566 Request walking the subtrees only, leaving the current is_lhs/val_only
1568 (convert_non_local_reference): Likewise.
1570 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1572 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1574 2007-06-12 Richard Guenther <rguenther@suse.de>
1576 PR tree-optimization/15353
1577 PR tree-optimization/31657
1578 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1579 * timevar.def: Add TV_TREE_IFCOMBINE.
1580 * tree-pass.h (pass_tree_ifcombine): Declare.
1581 * tree-ssa-ifcombine.c: New file.
1582 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1583 * tree-flow.h (blocks_in_phiopt_order): Declare.
1584 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1585 (tree-ssa-ifcombine.o): New dependencies.
1587 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1589 PR rtl-optimization/32293
1590 * combine.c (simplify_if_then_else): Truncate return from
1591 nonzero_bits() to correct mode.
1593 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1595 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1596 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1598 2007-06-11 Diego Novillo <dnovillo@google.com>
1600 * Makefile.in (reload1.o-warn): Remove.
1602 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1604 * combine.c (subst): Use reg_overlap_mentioned_p
1605 instead of comparing register numbers directly.
1607 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1609 * reload1.c (mark_home_live_1): Use the mode parameter.
1611 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1613 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1614 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1618 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1620 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1622 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1624 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1625 from integer registers.
1626 (FP mode splitters): Handle TFmode.
1628 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1630 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1631 for ref-all pointers that point-to anything.
1633 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1635 * config/arm/arm.c (arm_output_dwarf_dtprel,
1636 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1638 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1640 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1641 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1644 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1646 * gcc/tree.c (signed_or_unsigned_type_for): New.
1647 (unsigned_type_for): Use signed_or_unsigned_type_for.
1648 (signed_type_for): Use signed_or_unsigned_type_for.
1649 * gcc/tree.h (signed_or_unsigned_type_for): New.
1650 (get_signed_or_unsigned_type): Remove.
1651 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1652 lang_hooks.types.signed_type
1653 (size_diffop): Likewise.
1654 (all_ones_mask_p): Likewise.
1655 (build_range_check): Likewise.
1656 (fold_cond_expr_with_comparison): Likewise.
1657 (fold_cond_expr_with_comparison): Likewise.
1658 (unextend): Likewise.
1659 (extract_muldiv_1): Likewise.
1660 (fold_single_bit_test_into_sign_test): Likewise.
1661 (fold_binary): Likewise.
1662 (fold_ternary): Likewise.
1663 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1664 instead of get_signed_or_unsigned_type.
1665 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1666 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1667 * gcc/expr.c (signed_or_unsigned_type_for): Use
1668 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1669 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1670 (lhd_signed_or_unsigned_type): Remove.
1671 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1672 signed_or_unsigned_type.
1673 (lhd_signed_or_unsigned_type): Remove.
1674 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1675 lang_hooks.types.signed_type.
1676 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1677 c_common_signed_type instead of lang_hooks.types.signed_type.
1678 (c_common_unsigned_type): New.
1679 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1680 (shorten_compare): Use c_common_unsigned_type instead of
1681 c_common_signed_or_unsigned_type.
1682 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1684 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1685 lang_hooks.types.signed_type.
1686 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1687 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1688 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1689 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1690 instead of unsigned_type_for.
1691 * gcc/c-decl.c (groakdeclarator): Likewise.
1692 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1693 * gcc/c-common.h (c_common_unsigned_type): New.
1695 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1698 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1699 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1701 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1704 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1705 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1707 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1708 Sebastian Pop <sebpop@gmail.com>
1710 * lambda-code.c (remove_iv): New.
1711 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1713 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1715 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1716 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1717 * tree-ssa-loop-prefetch.c: Include optabs.h.
1718 (FENCE_FOLLOWING_MOVNT): New macro.
1719 (struct mem_ref): Add independent_p and storent_p fields.
1720 (record_ref): Initalize the new fields.
1721 (gather_memory_references_ref): Return true if the reference
1723 (gather_memory_references): Check whether all memory accesses
1724 in loop were recorded.
1725 (should_issue_prefetch_p): Return false for nontemporal stores.
1726 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1727 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1728 (determine_loop_nest_reuse): Detect independent memory references.
1729 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1730 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1731 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1732 * config/i386/i386.h (x86_mfence): Declare.
1733 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1734 * config/i386/i386.c (x86_mfence): New variable.
1735 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1737 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1738 * optabs.c (init_optabs): Initialize storent_optab.
1739 * optabs.h (enum optab_index): Add OTI_storent.
1740 (storent_optab): Declare.
1741 * genopinit.c (optabs): Add initialization for storent_optab.
1742 * tree.h (MOVE_NONTEMPORAL): New macro.
1743 * expr.c (expand_assignment, store_expr, store_constructor_field,
1744 store_constructor, store_field, expand_expr_real_1): Propagate
1745 nontemporality of the expanded store.
1746 (emit_storent_insn): New function.
1747 * expr.h (expand_assignment, store_expr): Declaration changed.
1748 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1749 to expand_assignment.
1750 * stmt.c (expand_asm_expr): Ditto.
1751 * calls.c (initialize_argument_information): Pass false as
1752 nontemporality to store_expr.
1753 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1756 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1758 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1760 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1762 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1764 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1765 and allow DECL_P here.
1767 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1769 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1770 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1771 track of the size of the expression.
1772 * cfghooks.c (merge_blocks): Remove block from loops structure only
1773 after call of the merge_blocks hook.
1775 2007-06-09 Tom Tromey <tromey@redhat.com>
1777 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1778 (deprecated_state): Removed.
1779 (start_decl): Update.
1780 (enum deprecated_states): Moved earlier.
1781 (groktypename): Update.
1782 (push_parm_decl): Likewise.
1783 (grokfield): Likewise.
1784 (start_function): Likewise.
1786 2007-06-09 Ian Lance Taylor <iant@google.com>
1788 PR tree-optimization/32169
1789 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1790 CONVERT_EXPR, check whether min and max both converted to an
1791 overflow infinity representation.
1793 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1795 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1796 not inserted on the edge.
1798 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1800 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1801 instructions if they are supported.
1802 (__divsi3, __umodsi3, __modsi3): Likewise.
1803 (__ashldi3, __ashrdi3, __lshrdi3): New.
1804 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1806 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1807 Tony Linthicum <tony.linthicum@amd.com>
1809 * doc/extend.texi: Add fvect-cost-model flag.
1810 * common.opt (fvect-cost-model): New flag.
1811 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1812 cost fields in stmt_vec_info struct for STMT.
1813 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1814 fields in stmt_vec_info struct and access functions for the same.
1815 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1816 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1817 load, store and vector to scalar operation.
1818 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1819 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1820 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1821 (TARG_VEC_STORE_COST): Define cost of vector store.
1822 (vect_estimate_min_profitable_iters): Define new function.
1823 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1824 check to evaluate if loop iterations are less than minimum profitable
1825 iterations determined by cost model or minimum vect loop bound defined
1826 by user, whichever is more conservative.
1827 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1828 run-time check to evaluate if loop iterations are less than minimum
1829 profitable iterations determined by cost model or minimum vect loop
1830 bound defined by user, whichever is more conservative.
1831 (vect_estimate_min_profitable_iterations): New function to estimate
1832 mimimimum iterartions required for vector version of loop to be
1833 profitable over scalar version.
1834 (vect_model_reduction_cost): New function.
1835 (vect_model_induction_cost): New function.
1836 (vect_model_simple_cost): New function.
1837 (vect_cost_strided_group_size): New function.
1838 (vect_model_store_cost): New function.
1839 (vect_model_load_cost): New function.
1840 (vectorizable_reduction): Call vect_model_reduction_cost during
1842 (vectorizable_induction): Call vect_model_induction_cost during
1844 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1845 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1846 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1847 vectorizable_promotion, vectorizable_demotion): Call
1848 vect_model_simple_cost during analysis phase.
1850 2007-06-08 Simon Baldwin <simonb@google.com>
1852 * reg-stack.c (get_true_reg): Readability change. Moved default case
1853 label into direct switch statement scope.
1855 2007-06-08 Simon Baldwin <simonb@google.com>
1857 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1858 in gcc_assert() with '==' comparison.
1860 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1862 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1863 TARGET_ABM handling of x86_popcnt variable.
1865 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1867 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1868 __builtin_copysignq and __builtin_infq built-in functions.
1870 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1872 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1873 SSE4.2 section. Correct built-in function names in SSE4A section.
1875 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1877 PR tree-optimization/32243
1878 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1879 for ncopies after ratio check between nunits_out and nunits_in.
1880 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1882 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1884 PR tree-optimization/32224
1885 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1886 vectorization upon a non GIMPLE_MODIFY_STMT.
1888 2007-06-08 Christian Bruel <christian.bruel@st.com>
1891 * config/sh/sh.md (doloop_end): New pattern and splitter.
1892 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1894 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1897 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1899 (verify_dominators): Do not change dominance tree.
1901 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1903 * config/sh/constraints.md: New file.
1904 * config/sh/sh.c: Include tm-constrs.h.
1905 (reg_class_from_letter): Remove.
1906 (prepare_cbranch_operands): Use satisfies_constraint_*
1907 function instead of macro.
1908 (andcosts, broken_move, sh_secondary_reload): Likewise.
1909 * config/sh/predicates.md (trapping_target_operand): Likewise.
1910 (and_operand, arith_operand, arith_reg_or_0_operand,
1911 cmp_operand, logical_operand, target_operand,
1912 ua_address_operand, ua_offset, xor_operand): Likewise.
1913 * config/sh/sh.md: Include constraints.md.
1914 (*movsicc_t_false): Use satisfies_constraint_* function
1916 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1917 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1918 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1919 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1920 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1921 (REG_CLASS_FROM_CONSTRAINT): Remove.
1922 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1923 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1924 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1925 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1926 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1927 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1928 function instead of macro.
1929 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1930 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1931 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1932 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1933 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1934 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1935 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1936 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1937 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1938 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1939 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1940 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1941 EXTRA_CONSTRAINT_STR): Likewise.
1942 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1944 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1946 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1948 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1951 * c-common.h (flag_cpp0x): Replaced by...
1952 (cxx_dialect): ... this new variable specifying the C++ dialect that
1954 * c-common.c (flag_cpp0x): Removed.
1955 (cxx_dialect): Defined.
1956 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
1958 * c-opts.c (c_common_post_options): Likewise.
1959 (set_std_cxx98): Set cxx_dialect to cxx98.
1960 (set_std_cxx0x): Set cxx_dialect to cxx0x.
1962 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1963 Hui-May Chang <hm.chang@apple.com>
1965 * doc/invoke.texi (Darwin Options): Update documentation for
1966 -mmacosx-version-min.
1967 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
1968 * config/darwin-driver.c: New file.
1969 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
1970 * config/t-darwin (darwin-driver.o): New rule.
1972 * config/darwin-c.c (version_as_macro): Ignore low digit.
1974 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
1976 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
1977 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
1978 (CSGNMODE): New mode macro.
1979 (CSGNVMODE): New mode attribute.
1980 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
1981 expander using CSGNMODE mode macro. Handle TFmode.
1982 (copysign<mode>3_const): Rename from copysignsf3_const and
1983 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
1985 (copysign<mode>3_var): Rename from copysignsf3_var and
1986 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
1988 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
1989 mode macro. Handle TFmode.
1990 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
1991 (iortf3, *iortf3): Ditto.
1992 (xortf3, *xortf3): Ditto.
1993 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
1994 TFmode and TImode masks.
1995 (ix86_expand_copysign): Expand TFmode copysign insn.
1996 (IX86_BUILTIN_INFQ): New.
1997 (IX86_BUILTIN_FABSQ): Ditto.
1998 (IX86_BUILTIN_COPYSIGNQ): Ditto.
1999 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2000 [__builtin_fabsq]: Ditto.
2001 [__builtin_copysignq]: Ditto.
2002 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2003 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2004 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2005 ix86_expand_binop_builtin().
2007 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2009 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2011 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2014 * rtl.h (push_to_sequence2): New.
2015 * emit-rtl.c (push_to_sequence2): New.
2016 * function.c (assign_parm_data_all): Add new fields.
2017 (assign_parm_setup_block): Call push_to_sequence2 instead of
2019 (assign_parm_setup_reg): Ditto.
2020 (assign_parm_setup_stack): Ditto.
2021 (assign_parms_unsplit_complex): Ditto.
2022 (assign_parms): Change field name.
2024 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2026 PR tree-optimization/32220
2027 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2028 phi node is reached before defining statement.
2030 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2033 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2034 after changing the right hand side of the assignment.
2036 2007-06-06 Eric Christopher <echristo@apple.com>
2038 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2039 (x86_64-*-darwin*): Ditto.
2040 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2041 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2043 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2045 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2047 (add_key): Likewise.
2048 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2049 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2051 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2052 (add_cost_one_coalesce): Likewise.
2053 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2054 variable names. Rename orig to orig_name for consistency.
2055 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2057 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2058 (record_equivalences_from_stmt): Likewise.
2059 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2060 the coding conventions.
2061 (memory_ssa_name_same): Likewise.
2062 (dse_optimize_stmt): Likewise.
2063 (dse_record_phis): Likewise.
2064 (dse_finalize_block): Likewise.
2065 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2066 keywords as variable names.
2067 (may_move_till): Cast according to the coding conventions.
2068 (force_move_till_expr): Avoid using C++ keywords as variable names.
2069 (force_move_till): Cast according to the coding conventions.
2070 (memref_hash): Likewise.
2071 (memref_eq): Likewise.
2072 (gather_mem_refs_stmt): Likewise.
2073 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2074 keywords as variable names.
2075 (idx_find_step): Cast according to the coding conventions.
2076 (idx_record_use): Likewise.
2077 (find_depends): Likewise.
2078 (prepare_decl_rtl): Likewise.
2079 (mbc_entry_hash): Likewise.
2080 (mbc_entry_eq): Likewise.
2081 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2082 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2083 (idx_infer_loop_bounds): Cast according to the coding conventions.
2084 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2085 * tree-ssa-math-opts.c (occ_new ): Likwise.
2086 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2088 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2090 (add_use_op): Likewise.
2091 (add_vop): Likewise.
2092 (add_vuse_op): Likewise.
2093 (add_vdef_op): Likewise.
2094 (get_expr_operands): Likewise.
2095 (push_stmt_changes): Use type safe memory macros.
2096 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2097 keywords as variable names.
2098 (conditional_replacement): Likewise.
2099 (minmax_replacement): Likewise.
2100 (abs_replacement): Likewise.
2101 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2103 (insert_fake_stores): Avoid using C++ keywords as variable names.
2104 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2106 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2107 (heapvar_insert): Use type safe memory macros.
2108 (new_var_info): Cast according to the coding conventions.
2109 (new_constraint): Likewise.
2110 (remove_preds_and_fake_succs): Use type safe memory macros.
2111 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2113 (thread_single_edge): Likewise.
2114 (thread_through_loop_header): Likewise.
2116 2007-06-06 Eric Christopher <echristo@apple.com>
2118 * config/i386/i386.c (override_options): Move handling
2119 of TARGET_SUBTARGET* earlier.
2121 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2123 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2126 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2128 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2129 emited outside of basic block.
2130 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2132 * rtl.h (delete_insn_chain): Declaration changed.
2133 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2135 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2136 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2137 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2138 to delete_insn_chain.
2139 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2140 do not have bb field set.
2141 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2143 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2144 * cfgcleanup.c (try_optimize_cfg): Ditto.
2146 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2148 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2149 (lambda_body_vector_new): Use type safe memory macros.
2150 (lambda_linear_expression_new): Likewise.
2151 (lambda_loopnest_new): Likewise.
2152 (lambda_lattice_new): Likewise.
2153 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2154 conventions. Use type safe memory macros.
2155 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2156 (lambda_body_vector_s): Likewise.
2157 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2158 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2160 2007-06-06 Richard Guenther <rguenther@suse.de>
2162 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2163 if we need to schedule cfg_cleanup.
2164 (tree_ssa_forward_propagate_single_use_vars): Do so.
2166 2007-06-06 Ian Lance Taylor <iant@google.com>
2168 * fold-const.c (merge_ranges): If range_successor or
2169 range_predecessor fail, just return 0.
2171 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2173 PR tree-optimization/32216
2174 * tree-vectorizer.c (supportable_widening_operation): Determine
2175 signedness of FIX_TRUNC_EXPR from output operand.
2176 (supportable_narrowing_operation): Ditto.
2177 * tree-vect-generic.c (expand_vector_operations_1): Determine
2178 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2181 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2183 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2184 (struct pta): ...from here. Change flags to unsigned to avoid
2185 excessive casting (as it is used as a bit mask).
2186 (override_options): Add casts according to the coding convenventions.
2187 (x86_64_elf_unique_section): Likewise.
2188 (examine_argument): Avoid using C++ keywords as variable names.
2189 (construct_container): Likewise.
2190 (legitimize_pic_address): Likewise.
2191 (get_dllimport_decl): Cast according to the coding conventions. Use
2192 type safe memory macros.
2193 (legitimize_address): Cast according to the coding conventions.
2194 (emit_i387_cw_initialization): Corrected the type of slot to enum
2196 (ix86_init_machine_status): Use type safe memory macros.
2197 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2198 (bdesc_pcmpistr): Likewise.
2199 (bdesc_crc32): Likewise.
2200 (bdesc_sse_3arg): Likewise.
2201 (bdesc_2arg): Likewise.
2202 (bdesc_1arg): Likewise.
2203 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2204 (ix86_expand_sse_pcmpistr): Likewise.
2205 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2206 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2207 int to match the langhook definition.
2208 (ix86_builtin_conversion): Change the type of code to unsigned init to
2209 match the langhook definition.
2210 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2212 (ix86_preferred_output_reload_class): Likewise.
2213 (ix86_cannot_change_mode_class): Likewise.
2214 (ix86_memory_move_cost): Likewise.
2215 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2216 avoid excessive casting later on.
2217 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2219 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2221 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2222 as flags setting insn.
2223 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2225 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2227 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2228 (UNSPEC_ROUND): New.
2229 ("sse4_1_round<mode>2"): New insn pattern.
2230 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2232 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2233 expander using SSEMODEF mode macro. Expand using
2234 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2235 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2236 expander using SSEMODEF mode macro. Expand using
2237 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2238 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2239 expander using SSEMODEF mode macro. Expand using
2240 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2241 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2242 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2243 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2246 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2247 Sebastian Pop <sebpop@gmail.com>
2249 * lambda.h (build_linear_expr): New.
2250 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2251 Use build_linear_expr, call fold and force_gimple_operand.
2252 (lambda_loopnest_to_gcc_loopnest): Check that there is
2253 something to insert.
2254 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2256 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2258 PR preprocessor/23479
2259 * doc/extend.texi: Document the 0b-prefixed binary integer
2262 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2264 PR tree-optimization/32215
2265 * tree-vectorizer.c (supportable_widening_operation): Return false
2266 for unsupported FIX_TRUNC_EXPR tree code.
2267 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2269 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2271 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2272 register on SPE targets. Change documentation to reflect
2274 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2275 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2276 out of the register allocation pool.
2277 (rs6000_reg_live_or_pic_offset_p): New function.
2278 (rs6000_emit_prologue): Move the actual saving of LR up to free
2279 r0 for holding r11. Split saving of SPE 64-bit registers into
2280 its own case. Ensure that offsets will always be in-range for
2281 'evstdd' by using r11 as a scratch register to point at the start
2282 of the SPE save area. Save r11 if necessary, as it is the static
2284 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2285 into its own case. Ensure that offsets will always be in-range
2286 for 'evldd' by using r11 as a scratch register to point at the
2287 start of the SPE save area. Also adjust r11 when restoring
2288 the stack pointer to compensate for pre-loading r11.
2290 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2292 * cfg.c (init_flow): Use type safe memory macros.
2293 (alloc_block): Likewise.
2294 (unchecked_make_edge): Likewise.
2295 (dump_flow_info): Avoid using C++ keywords as variable names.
2296 (copy_original_table_clear): Cast according to the coding conventions.
2297 (copy_original_table_set): Likewise.
2298 * cfgexpand (label_rtx_for_bb): Likewise.
2299 (expand_gimple_basic_block): Likewise.
2300 * cfghooks.c (dump_bb): Likewise.
2301 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2303 (lv_add_condition_to_bb): Likewise.
2304 * cfglayout (relink_block_chain): Cast according to the coding
2306 (fixup_reorder_chain): Likewise.
2307 (fixup_fallthru_exit_predecessor): Likewise.
2308 * cfgloop.c (glb_enum_p): Likewise.
2309 (get_exit_description): Likewise.
2310 (dump_recorded_exit): Likewise.
2311 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2312 (struct loop): ... from here.
2313 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2315 * cfgrtl.c (rtl_create_basic_block): Likewise.
2316 (rtl_split_block): Likewise.
2317 (rtl_dump_bb): Likewise.
2318 (cfg_layout_split_block): Likewise.
2319 (init_rtl_bb_info): Use typesafe memory macros.
2321 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2322 * graphds.h: Updated all usages of edge to graph_edge.
2323 * graphds.c: Likewise.
2324 * cfgloopanal.c: Likewise.
2326 2007-06-05 Ian Lance Taylor <iant@google.com>
2328 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2329 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2330 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2332 (test_for_singularity): Likewise.
2334 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2336 * config/i386/constraints.md ("Y2"): Replaced by ...
2338 * config/i386/i386.md: Likewise.
2339 * config/i386/mmx.md: Likewise.
2340 * config/i386/sse.md: Likewise.
2342 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2344 * config/i386/constraints.md ("z"): Replaced by ...
2346 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2347 (sse4_1_blendvps): Likewise.
2348 (sse4_1_pblendvb): Likewise.
2349 (sse4_2_pcmpestr): Likewise.
2350 (sse4_2_pcmpestrm): Likewise.
2351 (sse4_2_pcmpestr_cconly): Likewise.
2352 (sse4_2_pcmpistr): Likewise.
2353 (sse4_2_pcmpistrm): Likewise.
2354 (sse4_2_pcmpistr_cconly): Likewise.
2356 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2358 * matrix-reorg.c (transform_access_sites): Fix computation.
2359 (transform_allocation_sites): Same.
2361 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2363 * config/i386/i386.c (override_options): Use
2364 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2366 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2369 (nonimm_not_xmm0_operand): Ditto.
2370 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2371 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2372 as operand[2] predicate. Require "z" class XMM register for
2373 operand[3]. Adjust asm template.
2374 ("sse4_1_blendvpd"): Ditto.
2375 ("sse4_1_pblendvb"): Ditto.
2376 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2377 force op2 into xmm0 register for variable blend instructions.
2379 2007-06-04 Tom Tromey <tromey@redhat.com>
2381 * c-tree.h (start_enum): Update.
2382 (build_enumerator): Likewise.
2383 * c-decl.c (enum_next_value): Removed.
2384 (enum_overflow): Likewise.
2385 (start_enum): Add c_enum_contents argument. Don't use globals.
2386 (build_enumerator): Likewise.
2387 * c-tree.h (struct c_enum_contents): New struct.
2389 2007-06-04 Tom Tromey <tromey@redhat.com>
2391 * c-common.c (c_common_get_alias_set): Fix indentation.
2393 2007-06-04 Ian Lance Taylor <iant@google.com>
2395 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2396 to overflow, reduce overflow infinity to regular infinity.
2397 (vrp_var_may_overflow): New static function.
2398 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2400 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2402 * stor-layout.c (layout_type): Remove duplicate code.
2404 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2407 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2408 before build_common_builtin_nodes ().
2410 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2413 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2415 2007-06-04 Jan Hubicka <jh@suse.cz>
2417 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2418 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2419 instead of _stat version.
2421 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2423 PR tree-optimization/32194
2424 * tree-predcom.c (determine_offset): Check that both references have
2427 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2429 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2430 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2431 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2432 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2433 Add argument to iterate_fix_dominators call.
2434 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2435 * gcse.c (hoist_code): Change domby to vector.
2436 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2437 Add argument to iterate_fix_dominators call.
2438 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2439 recompute_dominator.
2440 * lambda-code.c (perfect_nestify): Ditto.
2441 * cfgloopanal.c: Include graphds.h.
2442 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2443 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2444 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2446 * graphds.c: New file.
2447 * graphds.h: New file.
2448 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2449 (get_dominated_by, get_dominated_by_region): Change return type to
2451 (verify_dominators): Recompute all dominators and compare the results.
2452 (recount_dominator): Renamed to ...
2453 (recompute_dominator): ... this. Do not check that the block is
2455 (iterate_fix_dominators): Reimplemented.
2456 (prune_bbs_to_update_dominators, root_of_dom_tree,
2457 determine_dominators_for_sons): New functions.
2458 * et-forest.c (et_root): New function.
2459 * et-forest.h (et_root): Declare.
2460 * Makefile.in (graphds.o): Add.
2461 (cfgloopanal.o): Add graphds.h dependency.
2462 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2463 * basic-block.h (get_dominated_by, get_dominated_by_region,
2464 iterate_fix_dominators): Declaration changed.
2465 (recount_dominator): Renamed to ...
2466 (recompute_dominator): ... this.
2467 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2468 (thread_through_all_blocks): Do not free dominance info.
2470 2007-06-03 Andreas Schwab <schwab@suse.de>
2472 * config/m68k/m68k.c (override_options): Don't override
2474 * config/m68k/m68k-modes.def (SF, DF): Define to use
2475 motorola_single_format and motorola_double_format, resp.
2476 * real.c (motorola_single_format): Renamed from
2477 coldfire_single_format.
2478 (motorola_double_format): Renamed from coldfire_double_format.
2479 (encode_ieee_extended): Generate a proper canonical NaN image
2480 respecting canonical_nan_lsbs_set.
2481 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2483 * real.h: Adjust declarations.
2485 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2488 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2489 the symbol is generated with the stack protector.
2491 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2493 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2494 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2496 * doc/extend.texi (interrupt): Mention m68k.
2498 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2500 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2501 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2502 (ix86_expand_sse_pcmpestr): Do not check operands for
2503 "register_operand", when insn operand predicate is "register_operand".
2504 (ix86_expand_sse_pcmpistr): Ditto.
2506 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2507 Uros Bizjak <ubizjak@gmail.com>
2509 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2510 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2511 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2512 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2513 * config/i386/constraints.md ("z"): New register constraint
2514 for members of SSE_FIRST_REG class.
2515 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2516 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2517 SSE_FIRST_REG class.
2518 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2519 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2520 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2521 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2522 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2523 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2524 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2525 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2526 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2527 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2528 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2529 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2530 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2531 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2532 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2533 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2534 (struct builtin_description): Change "flag" field to unsigned.
2535 (bdesc_pcmpestr): New builtin description table.
2536 (bdesc_pcmpistr): Likewise.
2537 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2538 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2539 Initialize pcmp[ei]str[im] insns for SSE4.2.
2540 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2541 (ix86_expand_sse_pcmpistr): Likewise.
2542 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2543 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2544 (UNSPEC_PCMPISTR): Likewise.
2545 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2546 (sse4_2_pcmpestri):New isns pattern.
2547 (sse4_2_pcmpestrm): Likewise.
2548 (sse4_2_pcmpestr_cconly): Likewise.
2549 (sse4_2_pcmpistr): New insn patern and splitter.
2550 (sse4_2_pcmpistri):New isns pattern.
2551 (sse4_2_pcmpistrm): Likewise.
2552 (sse4_2_pcmpistr_cconly): Likewise.
2553 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2556 2007-06-01 David Daney <ddaney@avtrex.com>
2558 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2559 LOADGP_ABSOLUTE and not binds_local_p.
2561 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2563 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2565 2007-06-01 Ian Lance Taylor <iant@google.com>
2567 * tree-vrp.c (compare_name_with_value): Always set
2568 used_strict_overflow if we get a result from the variable itself.
2570 2007-06-01 Ian Lance Taylor <iant@google.com>
2572 PR rtl-optimization/31455
2573 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2574 subregs which have a cast between modes which are not tieable.
2576 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2578 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2579 breaks after return statements.
2581 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2583 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2584 only after no_new_pseudos.
2586 2007-05-31 Eric Christopher <echristo@apple.com>
2588 * expr.c (convert_move): Assert that we don't have a BLKmode
2590 (store_expr): Handle BLKmode moves by calling emit_block_move.
2592 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2594 * c-typeck.c (build_indirect_ref): Include type in error message.
2595 (build_binary_op): Pass types to binary_op_error.
2596 * c-common.c (binary_op_error): Take two type arguments, print out
2598 * c-common.h (binary_op_error): Update prototype.
2600 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2602 * config/i386/i386.c: Correct coments on -mno-sse4.
2604 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2606 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2607 (x86_64-*-*): Likewise.
2608 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2609 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2610 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2611 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2612 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2613 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2614 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2615 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2616 (OPTION_MASK_ISA_SSE4): Likewise.
2617 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2618 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2619 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2620 (override_options): Support SSE4.2.
2621 (ix86_build_const_vector): Support SImode and DImode.
2622 (ix86_build_signbit_mask): Likewise.
2623 (ix86_expand_int_vcond): Support V2DImode.
2624 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2625 (IX86_BUILTIN_CRC32HI): Likewise.
2626 (IX86_BUILTIN_CRC32SI): Likewise.
2627 (IX86_BUILTIN_CRC32DI): Likewise.
2628 (IX86_BUILTIN_PCMPGTQ): Likewise.
2629 (bdesc_crc32): Likewise.
2630 (bdesc_sse_3arg): Likewise.
2631 (ix86_expand_crc32): Likewise.
2632 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2633 (ix86_expand_builtin): Likewise.
2634 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2635 __SSE4_2__ for -msse4.2.
2636 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2637 (CRC32MODE): Likewise.
2638 (crc32modesuffix): Likewise.
2639 (crc32modeconstraint): Likewise.
2640 (sse4_2_crc32<mode>): Likewise.
2641 (sse4_2_crc32di): Likewise.
2642 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2644 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2645 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2646 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2647 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2648 (vcondu<mode>): Likewise.
2649 * doc/extend.texi: Document SSE4.2 built-in functions.
2650 * doc/invoke.texi: Document -msse4.2/-msse4.
2652 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2654 PR tree-optimization/32160
2655 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2656 variable as gimple reg.
2657 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2659 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2661 * gcc.c (main): Don't consider linker options when issuing the
2662 warning about a linker input file not being used.
2664 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2666 * tree-vrp.c (compare_names): Initialize sop.
2668 2007-05-30 Dirk Mueller <dmueller@suse.de>
2670 * cgraphunit.c (cgraph_analyze_function): Remove
2671 computation of inline parameters.
2673 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2677 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2679 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2680 Add vx-common.h. Include vxworks.h between vx-common.h and
2682 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2684 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2685 (TARGET_ASM_DESTRUCTOR): Likewise.
2686 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2687 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2688 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2689 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2690 (VXWORKS_ENDIAN_SPEC): Define.
2691 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2692 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2693 VXWORKS_* equivalents.
2694 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2695 (ASM_FILE_START): Delete.
2696 (TARGET_VERSION): Reformat.
2697 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2698 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2699 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2700 (FPBIT, DPBIT): Define.
2701 (fp-bit.c, dp-bit.c): New rules.
2702 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2703 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2704 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2705 * config/arm/arm.h: Include vxworks-dummy.h.
2706 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2707 Mark with ATTRIBUTE_UNUSED.
2708 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2709 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2710 make it incompatible with -msingle-pic-base.
2711 (arm_function_ok_for_sibcall): Return false for calls that might
2712 go through a VxWorks PIC PLT entry.
2713 (require_pic_register): New function, split out from...
2714 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2716 (arm_load_pic_register): Handle the VxWorks RTP initialization
2717 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2718 (arm_emit_call_insn): New function.
2719 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2720 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2721 (pic_offset_arm): New pattern.
2722 (call, call_value): Use arm_emit_call_insn.
2723 (call_internal, call_value_internal): New expanders.
2724 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2725 VxWorks unless __PIC__.
2727 2007-05-30 Eric Christopher <echristo@gmail.com>
2729 * genrecog.c: Include regs.h in generated file.
2730 * genemit.c: Ditto. Fix up formatting.
2731 * config/mn10300/constraints.md: New.
2732 * config/mn10300/mn10300.md: Include.
2733 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2734 Fix up for removed macro.
2735 * config/mn10300/predicates.md (call_address_operand): Ditto.
2736 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2737 (CONST_OK_FOR_I): Ditto.
2738 (CONST_OK_FOR_J): Ditto.
2739 (CONST_OK_FOR_K): Ditto.
2740 (CONST_OK_FOR_L): Ditto.
2741 (CONST_OK_FOR_M): Ditto.
2742 (CONST_OK_FOR_N): Ditto.
2743 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2747 (EXTRA_CONSTRAINT): Ditto.
2749 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2751 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2753 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2754 OPTION_MASK_ISA_64BIT.
2755 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2757 2007-05-30 Richard Guenther <rguenther@suse.de>
2760 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2761 types for comparison.
2762 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2763 with original typed arguments.
2764 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2766 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2768 PR tree-optimization/31769
2769 * except.c (duplicate_eh_regions): Clear prev_try if
2770 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2772 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2774 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2775 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2776 bsi of the location where statements should be inserted.
2777 (sink_code_in_bb): Take bsi from statement_sink_location.
2778 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2779 instead of bsi_start.
2780 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2782 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2783 (bsi_move_before): Document inconsistency with bsi_move_after.
2784 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2786 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2788 * config/i386/i386.h (TARGET_ABM): New define.
2789 (TARGET_POPCNT): Ditto.
2790 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2791 New temporary defines to redefine from OPTION_ISA_* defines.
2792 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2793 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2794 (ix86_isa_flags): New extern int declaration.
2795 (TARGET_SUBTARGET_DEFAULT): New define.
2796 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2797 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2798 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2799 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2800 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2801 * config/i386/darwin.h: Change TARGET_64BIT define to
2804 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2805 using existing "ix86_isa_flags" varible.
2806 (m32, m64): Use existing "ix86_isa_flags" variable.
2807 (mmmx, m3dnow): Ditto.
2808 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2809 (mabm): Define as non-negative option using "x86_abm" variable.
2810 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2812 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2813 Rewrite feature test bitmap.
2814 (ix86_isa_flags): New initialized global int varible.
2815 (ix86_isa_flags_explicit): New static int variable.
2816 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2817 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2818 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2819 target_flags_explicit.
2820 (override_options): Remove "target_enable" and "target_disable" fields
2821 from "struct ptt". Update processor_target_table accordingly. Remove
2822 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2823 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2824 "target_flags" and "ix86_isa_flags_explicit" instead of
2825 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2826 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2827 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2828 to true when either of PTA_POPCNT or PTA_ABM is set in
2829 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2830 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2831 processor_alias_table flags entry. Remove handling of
2832 "target_enable" and "target_disable" fields of processor_target_table.
2833 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2834 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2835 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2836 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2837 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2839 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2841 2007-05-29 David Daney <ddaney@avtrex.com>
2844 * config/mips/mips.c (mips_output_mi_thunk): Emit
2845 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2847 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2848 * config/i386/i386.c (ix86_function_regparm): Added checking of
2849 ix86_force_align_arg_pointer to determine the number of
2850 register parameters.
2852 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2854 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2855 (SET_DR_MISALIGNMENT): New.
2856 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2857 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2858 Use SET_DR_MISALIGNMENT.
2859 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2861 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2862 find_loop_nest): Export.
2863 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2864 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2865 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2866 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2868 (struct mem_ref): Add field reuse_distance.
2869 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2870 Initialize reuse_distance field.
2871 (issue_prefetch_ref): Select temporality of prefetch according to
2873 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2874 self_reuse_distance, determine_loop_nest_reuse): New functions.
2875 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2876 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2877 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2880 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2882 * tree-ssa-alias.c: Add aliasing overview.
2884 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2885 Danny Smith <dannysmith@users.sourceforge.net>
2888 * config/i386/t-crtfm: Compile crtfastmath.o with
2889 -minline-all-stringops.
2890 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2891 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2893 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2895 * doc/md.texi: Document constraints on HP PA-RISC.
2897 * pa/constraints.md: New file.
2898 * pa.md: Include constraints.md.
2899 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2900 (integer_store_memory_operand, ldil_cint_p): New functions.
2901 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2902 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2903 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2904 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2905 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2907 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2910 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2911 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2912 case POSTDECREMENT_EXPR>): Return the error_mark_node
2913 if either the real or imaginary parts would an
2916 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2918 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2919 name when we remove it from a call.
2921 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2923 * targhooks.c (default_narrow_bitfield): Remove.
2924 * targhooks.h: Remove the prototype for
2925 default_narrow_bitfield.
2927 * langhooks-def.h: Remove the prototype for
2928 hook_get_alias_set_0.
2929 * langhooks.c (hook_get_alias_set_0): Remove.
2931 * global.c (EXECUTE_IF_CONFLICT): Remove.
2933 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2936 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2937 return true when truth_value_p is true and the type
2940 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2942 * doc/install.texi (Prerequisites): We no longer require Autoconf
2943 2.13 for the top-level.
2945 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2947 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2948 memory access via x86_expand_vector_move_misalign() only for
2949 TImode values on 32-bit targets.
2951 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
2953 * matrix-reorg.c: New file. Implement matrix flattening and
2954 transposing optimization.
2955 * tree-pass.h: Add matrix reorg pass.
2956 * common.opt: Add fipa-mreorg flag.
2957 * Makefile.in: Add matrix-reorg.c.
2958 * passes.c: Add matrix reorg pass.
2959 * varpool.c (add_new_static_var): New function.
2960 * cgraph.h (add_new_static_var): Declare.
2962 2007-05-27 Eric Christopher <echristo@apple.com>
2964 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
2965 sp_offset depending on stack size. Save r12 depending
2966 on registers we're saving later.
2967 (rs6000_emit_epilogue): Update sp_offset depending only
2970 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
2972 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
2973 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
2974 * ifcvt.c (if_convert): Ditto.
2975 * tree-ssa-threadupdate.c (thread_block): Ditto.
2976 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
2977 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
2978 verify_loop_closed_ssa): Check number_of_loops instead of
2980 * predict.c (tree_estimate_probability): Ditto.
2981 * tree-if-conv.c (main_tree_if_conversion): Ditto.
2982 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
2983 * modulo-sched.c (sms_schedule): Ditto.
2984 * tree-scalar-evolution.c (scev_const_prop): Ditto.
2985 (scev_finalize): Do not do anything if scev analysis was not
2987 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
2988 current_loops == NULL.
2989 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
2990 * loop-init.c (loop_optimizer_init): Do not free current_loops when
2992 (loop_optimizer_finalize): Assert that loops were analyzed.
2993 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
2994 rtl_doloop): Check number_of_loops instead of current_loops.
2995 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
2996 current_loops == NULL.
2997 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
2998 gate_tree_vectorize tree_linear_transform, check_data_deps,
2999 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3000 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3001 Check number_of_loops instead of current_loops.
3002 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3003 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3004 free loops if available.
3005 (execute_pre): Do not pass do_fre to fini_pre.
3007 2007-05-27 Tobias Burnus <burnus@net-b.de>
3010 * real.c (mpfr_from_real): Fix sign of -Inf.
3012 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3014 * tree-vect-transform.c (vectorizable_conversion): Initialize
3015 tree_code variables to ERROR_MARK.
3016 (vectorizable_type_demotion): Likewise.
3017 (vectorizable_type_promotion): Likewise.
3019 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (movti): Handle push operands via
3025 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3027 * basic-block.h: Remove the prototype for merge_seq_blocks.
3028 * cfgcleanup.c (merge_seq_blocks): Remove.
3030 * tree-flow.h: Remove the prototype for is_aliased_with.
3031 * tree-ssa-alias.c (is_aliased_with): Remove.
3033 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3035 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3037 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3039 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3040 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3041 (vec_unpacks_hi_v16qi): Likewise.
3042 (vec_unpacku_lo_v16qi): Likewise.
3043 (vec_unpacks_lo_v16qi): Likewise.
3044 (vec_unpacku_hi_v8hi): Likewise.
3045 (vec_unpacks_hi_v8hi): Likewise.
3046 (vec_unpacku_lo_v8hi): Likewise.
3047 (vec_unpacks_lo_v8hi): Likewise.
3048 (vec_unpacku_hi_v4si): Likewise.
3049 (vec_unpacks_hi_v4si): Likewise.
3050 (vec_unpacku_lo_v4si): Likewise.
3051 (vec_unpacks_lo_v4si): Likewise.
3053 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3055 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3056 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3057 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3058 follow spelling conventions in various
3059 warning/error/diagnostic messages.
3061 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3062 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3063 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3064 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3065 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3066 * doc/tm.texi: Follow spelling conventions.
3068 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3071 * tree-ssa-forwprop.c
3072 (forward_propagate_addr_into_variable_array_index): Remove
3073 the lhs argument. Use the type of def_rhs instead of lhs.
3074 (forward_propagate_addr_expr_1): Update use of
3075 forward_propagate_addr_into_variable_array_index.
3077 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3078 Nigel Stephens <nigel@mips.com>
3080 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3081 function attributes, "far" being an alias for "long_call".
3082 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3083 (mips_near_type_p, mips_far_type_p): New.
3084 (mips_comp_type_attributes): New function to check that attributes
3085 attached to a function type are compatible.
3086 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3087 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3088 to the target function of the thunk.
3089 (mips_encode_section_info): Check for "near" and "far" function
3090 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3092 * config/mips/predicates.md (const_call_insn_operand): Test only
3093 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3095 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3098 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3099 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3100 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3101 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3103 2007-05-25 Eric Christopher <echristo@apple.com>
3105 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3106 to x86-darwin configurations.
3107 * config/i386/t-darwin: Add softfp support.
3108 * config/i386/t-darwin64: Ditto.
3109 * config/i386/sfp-machine.h: If mach then don't use
3110 aliasing, emit a stub to call.
3112 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3114 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3115 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3116 tree-predcom.c, tree-ssa-alias-warnings.c,
3117 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3118 comment typos. Follow spelling conventions.
3119 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3121 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3124 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3125 constants into memory. Expand unaligned memory references for
3126 SSE modes via x86_expand_vector_move_misalign() function.
3128 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3130 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3131 "memory" attribute for "sseishft" type insn without operands[2].
3133 2007-05-25 Dirk Mueller <dmueller@suse.de>
3134 Marcus Meissner <meissner@suse.de>
3136 * doc/extend.texi (alloc_size): New attribute.
3137 * c-common.c (handle_alloc_size_attribute): New.
3138 * tree-object-size.c (alloc_object_size): Use alloc_size
3139 attribute, if available.
3141 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3143 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3145 (__builtin_ia32_vec_ext_v2di): Likewise.
3146 (__builtin_ia32_vec_ext_v4si): Likewise.
3147 (__builtin_ia32_vec_ext_v8hi): Likewise.
3148 (__builtin_ia32_vec_ext_v16qi): Likewise.
3149 (__builtin_ia32_vec_set_v8hi): Likewise.
3151 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3153 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3155 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3157 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3158 (arm_is_longcall_p): Rename to...
3159 (arm_is_long_call_p): ...this. Take a single tree argument and
3161 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3162 (CUMULATIVE_ARGS): Remove call_cookie.
3163 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3164 (ENCODED_LONG_CALL_ATTR_P): Delete.
3165 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3166 LONG_CALL_FLAG_CHAR cases.
3167 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3168 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3169 ARM_DECLARE_FUNCTION_SIZE.
3170 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3171 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3172 (arm_encode_call_attribute, current_file_function_operand): Delete.
3173 (arm_function_in_section_p): New function.
3174 (arm_is_longcall_p): Rename to...
3175 (arm_is_long_call_p): ...this. Take the target function as a single
3176 argument and return a bool. Do not rely on call cookies. Check
3177 whether the target symbol is in the same section as the current
3178 function, not just the same compilation unit.
3179 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3180 (arm_encode_section_info): Don't encode a call type.
3181 * config/arm/arm.md (call, call_value): Update calls to
3182 arm_is_long(_)call_p. Simplify logic.
3183 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3184 Update calls to arm_is_long(_)call_p.
3186 2007-05-25 Richard Guenther <rguenther@suse.de>
3188 PR tree-optimization/31982
3189 * tree-ssa-forwprop.c
3190 (forward_propagate_addr_into_variable_array_index): Handle arrays
3191 with element size one.
3193 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3195 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3196 (umulsi3_highpart): Likewise.
3198 2007-05-24 Ian Lance Taylor <iant@google.com>
3200 PR rtl-optimization/32069
3201 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3204 2007-05-24 Ollie Wild <aaw@google.com>
3206 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3209 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3211 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3212 (oprs_unchanged_p): Use it to check all registers in a REG.
3213 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3214 (reg_set_between_after_reload_p): Delete.
3215 (reg_used_between_after_reload_p): Likewise.
3216 (reg_set_or_used_since_bb_start): Likewise.
3217 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3218 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3219 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3220 * rtlanal.c (reg_set_p): Check whether REG overlaps
3221 regs_invalidated_by_call, rather than just checking the
3222 membership of REGNO (REG).
3224 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3226 * doc/passes.texi: Document predictive commoning.
3227 * doc/invoke.texi (-fpredictive-commoning): Document.
3228 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3229 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3230 adding indices to the generated name.
3231 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3232 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3233 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3234 (op_symbol_code): ... and exported.
3235 (dump_omp_clause, op_symbol): Use op_symbol_code
3236 instead of op_symbol_1.
3237 * tree-pass.h (pass_predcom): Declare.
3238 * timevar.def (TV_PREDCOM): New timevar.
3239 * tree-ssa-loop.c (run_tree_predictive_commoning,
3240 gate_tree_predictive_commoning, pass_predcom): New.
3241 * tree-data-ref.c (find_data_references_in_loop): Find the
3242 references in dominance order.
3243 (canonicalize_base_object_address): Ensure that the result has
3245 (dr_analyze_innermost): Export.
3246 (create_data_ref): Code to fail for references with invariant
3248 (find_data_references_in_stmt): ... here.
3249 * tree-data-ref.h (dr_analyze_innermost): Declare.
3250 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3251 (aff_combination_find_elt, name_expansion_hash,
3252 name_expansion_eq, tree_to_aff_combination_expand,
3253 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3255 * tree-affine.h (aff_combination_constant_multiple_p,
3256 tree_to_aff_combination_expand): Declare.
3257 * tree-predcom.c: New file.
3258 * common.opt (fpredictive-commoning): New option.
3259 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3260 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3261 * Makefile.in (tree-predcom.o): Add.
3262 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3263 * passes.c (init_optimization_passes): Add dceloop after
3264 copy propagation in loop optimizer. Add predictive commoning
3265 to loop optimizer passes.
3267 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3269 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3272 2007-05-24 Jan Hubicka <jh@suse.cz>
3274 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3276 (genheader): Include statistics.h.
3278 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3280 * print-rtl.c (flag_dump_unnumbered): Update comments.
3281 (print_rtl): Fix my previous change.
3282 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3285 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3288 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3290 (thread_through_all_blocks): Call initialize_original_copy_tables
3291 and free_original_copy_tables.
3292 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3294 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3295 * cfghooks.c (duplicate_block): Use get_loop_copy.
3296 * cfg.c: Include cfgloop.h.
3297 (loop_copy): New hash table.
3298 (initialize_original_copy_tables): Initialize loop_copy table.
3299 (free_original_copy_tables): Free loop_copy table.
3300 (copy_original_table_clear, copy_original_table_set,
3301 set_loop_copy, get_loop_copy): New functions.
3302 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3303 * cfgloop.h (struct loop): Remove copy field.
3304 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3305 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3307 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3309 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3310 -msse/-msse2/-msse3.
3312 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3314 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3315 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3317 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3320 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3321 * targhooks.h (default_mangle_decl_assembler_name): Declare
3323 * targhooks.c (default_mangle_decl_assembler_name): Define
3325 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3327 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3328 * langhooks.c (lhd_set_decl_assembler_name): Call
3329 targetm.mangle_decl_assembler_name for names with global scope.
3331 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3333 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3334 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3336 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3337 New. Factored out of i386_pe_encode_section_info.
3338 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3339 Move check for prior decoration of stdcall
3340 symbols to i386_pe_encode_section_info.
3341 (i386_pe_encode_section_info): Adjust call to
3342 gen_stdcall_or_fastcall_suffix. Use
3343 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3344 (i386_pe_mangle_decl_assembler_name): New. Wrap
3345 i386_pe_maybe_mangle_decl_assembler_name.
3347 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3349 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3350 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3351 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3352 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3353 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3356 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3357 Nigel Stephens <nigel@mips.com>
3358 Richard Sandiford <richard@codesourcery.com>
3360 Fix up MIPS16 hard float and add support for complex.
3362 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3363 (TARGET_SOFT_FLOAT_ABI): New.
3364 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3365 __mips_soft_float to reflect the ABI in use, not whether the
3366 FPU is directly accessible (e.g., in MIPS16 mode).
3367 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3368 (UNITS_PER_FPVALUE): Likewise.
3370 * config/mips/mips.c (mips_expand_call): Remove redundant
3371 TARGET_MIPS16 check.
3372 (mips_arg_regno): New.
3373 (function_arg_advance): When setting bits in cum->fp_code for
3374 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3376 (function_arg): Use mips_arg_regno.
3377 (mips_return_mode_in_fpr_p): New.
3378 (mips16_call_stub_mode_suffix): New.
3379 (mips16_cfun_returns_in_fpr_p): New.
3380 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3381 (mips_output_function_prologue): Test mips16_hard_float, not
3382 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3383 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3384 return value into a floating-point register.
3385 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3386 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3387 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3388 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3389 word of double arguments from or to the high bits of 64-bit
3390 floating point registers.
3391 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3392 (mips16_fpret_double): New helper function.
3393 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3394 support for complex modes. Fill in DECL_RESULT for stubdecl.
3395 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3397 * config/mips/mips16.S
3398 (RET, ARG1, ARG2): New.
3399 (MERGE_GPRf, MERGE_GPRt): New.
3400 (DELAYt, DELAYf): New.
3401 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3402 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3403 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3404 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3405 (SFOP): Renamed to...
3406 (OPSF3): This, and macro-ified. Updated all uses.
3407 (SFOP2): Renamed to...
3408 (OPSF2): This, and macro-ified. Updated all uses.
3409 (SFCMP): Renamed to...
3410 (CMPSF): This, and macro-ified. Updated all uses.
3411 (SFREVCMP): Renamed to...
3412 (REVCMPSF): This, and macro-ified. Updated all uses.
3413 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3414 (LDDBL1, LDDBL2, RETDBL): Deleted.
3415 (DFOP): Renamed to...
3416 (OPDF3): This, and macro-ified. Updated all uses.
3417 (DFOP2): Renamed to...
3418 (OPDF2): This, and macro-ified. Updated all uses.
3419 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3420 (DFCMP): Renamed to...
3421 (CMPDF): This, and macro-ified. Updated all uses.
3422 (DFREVCMP): Renamed to...
3423 (REVCMPDF): This, and macro-ified. Updated all uses.
3424 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3425 (RET_FUNCTION): New.
3426 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3427 (__mips16_ret_sc, __mips16_ret_dc): New.
3428 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3429 STUB_ARGS_6, STUB_ARGS_10): New.
3430 (CALL_STUB_NO_RET): New.
3431 (__mips16_call_stub_1): Macro-ified.
3432 (__mips16_call_stub_5): Macro-ified.
3433 (__mips16_call_stub_2): Macro-ified.
3434 (__mips16_call_stub_6): Macro-ified.
3435 (__mips16_call_stub_9): Macro-ified.
3436 (__mips16_call_stub_10): Macro-ified.
3437 (CALL_STUB_RET): New.
3438 (__mips16_call_stub_sf_0): Macro-ified.
3439 (__mips16_call_stub_sf_1): Macro-ified.
3440 (__mips16_call_stub_sf_5): Macro-ified.
3441 (__mips16_call_stub_sf_2): Macro-ified.
3442 (__mips16_call_stub_sf_6): Macro-ified.
3443 (__mips16_call_stub_sf_9): Macro-ified.
3444 (__mips16_call_stub_sf_10): Macro-ified.
3445 (__mips16_call_stub_df_0): Macro-ified.
3446 (__mips16_call_stub_df_1): Macro-ified.
3447 (__mips16_call_stub_df_5): Macro-ified.
3448 (__mips16_call_stub_df_2): Macro-ified.
3449 (__mips16_call_stub_df_6): Macro-ified.
3450 (__mips16_call_stub_df_9): Macro-ified.
3451 (__mips16_call_stub_df_10): Macro-ified.
3452 (__mips16_call_stub_sc_0): New.
3453 (__mips16_call_stub_sc_1): New.
3454 (__mips16_call_stub_sc_5): New.
3455 (__mips16_call_stub_sc_2): New.
3456 (__mips16_call_stub_sc_6): New.
3457 (__mips16_call_stub_sc_9): New.
3458 (__mips16_call_stub_sc_10): New.
3459 (__mips16_call_stub_dc_0): New.
3460 (__mips16_call_stub_dc_1): New.
3461 (__mips16_call_stub_dc_5): New.
3462 (__mips16_call_stub_dc_2): New.
3463 (__mips16_call_stub_dc_6): New.
3464 (__mips16_call_stub_dc_9): New.
3465 (__mips16_call_stub_dc_10): New.
3467 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3468 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3469 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3471 2007-05-23 Ian Lance Taylor <iant@google.com>
3473 * doc/invoke.texi (Invoking GCC): Document that the order of the
3476 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3479 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3480 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3481 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3485 * config/score/score.c (score_print_operand): Make sure that only
3486 lower bits are used.
3488 2007-05-22 Ian Lance Taylor <iant@google.com>
3490 * tree-vrp.c (avoid_overflow_infinity): New static function,
3491 broken out of set_value_range_to_value.
3492 (set_value_range_to_value): Call avoid_overflow_infinity.
3493 (extract_range_from_assert): Likewise.
3495 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3498 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3499 change the type before looking for a COMPOUND_EXPR.
3501 2007-05-22 Ian Lance Taylor <iant@google.com>
3503 * lower-subreg.c (decompose_multiword_subregs): If we change an
3504 insn, call remove_retval_note on it.
3506 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3508 * regs.h (end_hard_regno): New function.
3509 (END_HARD_REGNO, END_REGNO): New macros.
3510 (add_to_hard_reg_set): New function.
3511 (remove_from_hard_reg_set): Likewise.
3512 (in_hard_reg_set_p): Likewise.
3513 (overlaps_hard_reg_set_p): Likewise.
3514 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3515 (note_btr_set): Use END_HARD_REGNO.
3516 * caller-save.c (setup_save_areas): Use end_hard_regno.
3517 (mark_set_regs): Use END_HARD_REGNO.
3518 (add_stored_regs): Use end_hard_regno.
3519 (mark_referenced_regs): Use add_to_hard_reg_set.
3520 * combine.c (update_table_tick): Use END_REGNO.
3521 (record_value_for_reg): Likewise.
3522 (record_dead_and_set_regs): Likewise.
3523 (get_last_value_validate): Likewise.
3524 (use_crosses_set_p): Likewise.
3525 (reg_dead_at_p_1): Likewise.
3526 (reg_dead_at_p): Likewise.
3527 (mark_used_regs_combine): Use add_to_hard_reg_set.
3528 (move_deaths): Use END_HARD_REGNO.
3529 (reg_bitfield_target_p): Use end_hard_regno.
3530 (distribute_notes): Use END_HARD_REGNO.
3531 * cse.c (mention_regs): Use END_REGNO.
3532 (insert): Use add_to_hard_reg_set.
3533 (invalidate): Use END_HARD_REGNO.
3534 (invalidate_for_call): Likewise.
3535 (exp_equiv_p): Use END_REGNO.
3536 (cse_insn): Likewise.
3537 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3538 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3539 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3540 * function.c (keep_stack_depressed): Use end_hard_regno.
3541 * global.c (global_alloc): Use end_hard_regno.
3542 (global_conflicts): Use add_to_hard_reg_set instead of
3544 (find_reg): Likewise.
3545 (mark_reg_store): Likewise.
3546 (mark_reg_conflicts): Likewise.
3547 (mark_reg_death): Use remove_from_hard_reg_set.
3548 (mark_reg_live_nc): Delete.
3549 (set_preference): Use end_hard_regno.
3550 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3551 remove_from_hard_reg_set.
3552 (post_mark_life): Use add_to_hard_reg_set.
3553 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3554 (reg_becomes_live): Use add_to_hard_reg_set.
3555 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3556 (peep2_find_free_register): Use add_to_hard_reg_set.
3557 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3558 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3559 * regrename.c (note_sets): Use add_to_hard_reg_set.
3560 (clear_dead_regs): Use remove_from_hard_reg_set.
3561 (regrename_optimize): Use add_to_hard_reg_set.
3562 (find_oldest_value_reg): Use in_hard_reg_set_p.
3563 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3564 (hard_reg_set_here_p): Use end_hard_regno.
3565 (decompose): Likewise.
3566 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3567 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3568 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3569 (mark_home_live): Use end_hard_regno.
3570 (spill_hard_reg): Likewise.
3571 (clear_reload_reg_in_use): Likewise.
3572 * reorg.c (delete_prior_computation): Use END_REGNO.
3573 * resource.c (update_live_status): Use END_HARD_REGNO.
3574 (mark_referenced_resources): Use add_to_hard_reg_set.
3575 (mark_set_resources): Likewise.
3576 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3577 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3578 (reg_overlap_mentioned_p): Likewise.
3579 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3580 (covers_regno_no_parallel_p): Use END_REGNO.
3581 (find_regno_note): Likewise.
3582 (find_reg_fusage): Use END_HARD_REGNO.
3583 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3584 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3586 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3588 * mode-switching.c (reg_dies): Change type of second argument to
3590 (optimize_mode_switching): Update accordingly.
3592 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3594 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3596 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3597 (hard_reg_set_empty_p): ...these new functions.
3598 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3599 GO_IF_HARD_REG_SUBSET.
3600 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3601 instead of GO_IF_HARD_REG_EQUAL.
3602 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3603 instead of GO_IF_HARD_REG_EQUAL.
3604 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3605 GO_IF_HARD_REG_SUBSET.
3606 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3607 GO_IF_HARD_REG_EQUAL.
3608 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3609 of GO_IF_HARD_REG_SUBSET.
3610 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3611 instead of GO_IF_HARD_REG_EQUAL.
3612 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3613 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3614 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3615 of GO_IF_HARD_REG_SUBSET,
3616 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3617 GO_IF_HARD_REG_SUBSET.
3618 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3619 instead of GO_IF_HARD_REG_EQUAL.
3620 * config/sh/sh.c (push_regs, calc_live_regs): Use
3621 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3622 (hard_regs_intersect_p): Delete.
3624 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3626 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3628 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3629 Richard Henderson <rth@redhat.com>
3631 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3633 (x86_64-*-*): Likewise.
3635 * i386/i386-modes.def (V2QI): New.
3637 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3639 (override_options): Support SSE4.1.
3640 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3641 (IX86_BUILTIN_BLENDPS): Likewise.
3642 (IX86_BUILTIN_BLENDVPD): Likewise.
3643 (IX86_BUILTIN_BLENDVPS): Likewise.
3644 (IX86_BUILTIN_PBLENDVB128): Likewise.
3645 (IX86_BUILTIN_PBLENDW128): Likewise.
3646 (IX86_BUILTIN_DPPD): Likewise.
3647 (IX86_BUILTIN_DPPS): Likewise.
3648 (IX86_BUILTIN_INSERTPS128): Likewise.
3649 (IX86_BUILTIN_MOVNTDQA): Likewise.
3650 (IX86_BUILTIN_MPSADBW128): Likewise.
3651 (IX86_BUILTIN_PACKUSDW128): Likewise.
3652 (IX86_BUILTIN_PCMPEQQ): Likewise.
3653 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3654 (IX86_BUILTIN_PMAXSB128): Likewise.
3655 (IX86_BUILTIN_PMAXSD128): Likewise.
3656 (IX86_BUILTIN_PMAXUD128): Likewise.
3657 (IX86_BUILTIN_PMAXUW128): Likewise.
3658 (IX86_BUILTIN_PMINSB128): Likewise.
3659 (IX86_BUILTIN_PMINSD128): Likewise.
3660 (IX86_BUILTIN_PMINUD128): Likewise.
3661 (IX86_BUILTIN_PMINUW128): Likewise.
3662 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3663 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3664 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3665 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3666 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3667 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3668 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3669 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3670 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3671 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3672 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3673 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3674 (IX86_BUILTIN_PMULDQ128): Likewise.
3675 (IX86_BUILTIN_PMULLD128): Likewise.
3676 (IX86_BUILTIN_ROUNDPD): Likewise.
3677 (IX86_BUILTIN_ROUNDPS): Likewise.
3678 (IX86_BUILTIN_ROUNDSD): Likewise.
3679 (IX86_BUILTIN_ROUNDSS): Likewise.
3680 (IX86_BUILTIN_PTESTZ): Likewise.
3681 (IX86_BUILTIN_PTESTC): Likewise.
3682 (IX86_BUILTIN_PTESTNZC): Likewise.
3683 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3684 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3685 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3686 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3687 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3689 (bdesc_sse_3arg): Likewise.
3690 (bdesc_2arg): Likewise.
3691 (bdesc_1arg): Likewise.
3692 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3694 (ix86_expand_sse_4_operands_builtin): New.
3695 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3696 smaller than 8 bits as the 2nd arg.
3697 (ix86_expand_sse_ptest): New.
3698 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3699 (ix86_expand_vector_set): Support SSE4.1.
3700 (ix86_expand_vector_extract): Likewise.
3702 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3703 __SSE4_1__ for -msse4.1.
3705 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3706 (UNSPEC_INSERTPS): Likewise.
3707 (UNSPEC_DP): Likewise.
3708 (UNSPEC_MOVNTDQA): Likewise.
3709 (UNSPEC_MPSADBW): Likewise.
3710 (UNSPEC_PHMINPOSUW): Likewise.
3711 (UNSPEC_PTEST): Likewise.
3712 (UNSPEC_ROUNDP): Likewise.
3713 (UNSPEC_ROUNDS): Likewise.
3715 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3717 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3718 (const_pow2_1_to_32768_operand): Likewise.
3720 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3723 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3725 (sse4_1_insertps): Likewise.
3726 (*sse4_1_extractps): Likewise.
3727 (sse4_1_ptest): Likewise.
3728 (sse4_1_mulv2siv2di3): Likewise.
3729 (*sse4_1_mulv4si3): Likewise.
3730 (*sse4_1_smax<mode>3): Likewise.
3731 (*sse4_1_umax<mode>3): Likewise.
3732 (*sse4_1_smin<mode>3): Likewise.
3733 (*sse4_1_umin<mode>3): Likewise.
3734 (sse4_1_eqv2di3): Likewise.
3735 (*sse4_1_pinsrb): Likewise.
3736 (*sse4_1_pinsrd): Likewise.
3737 (*sse4_1_pinsrq): Likewise.
3738 (*sse4_1_pextrb): Likewise.
3739 (*sse4_1_pextrb_memory): Likewise.
3740 (*sse4_1_pextrw_memory): Likewise.
3741 (*sse4_1_pextrq): Likewise.
3742 (sse4_1_blendpd): Likewise.
3743 (sse4_1_blendps): Likewise.
3744 (sse4_1_blendvpd): Likewise.
3745 (sse4_1_blendvps): Likewise.
3746 (sse4_1_dppd): Likewise.
3747 (sse4_1_dpps): Likewise.
3748 (sse4_1_movntdqa): Likewise.
3749 (sse4_1_mpsadbw): Likewise.
3750 (sse4_1_packusdw): Likewise.
3751 (sse4_1_pblendvb): Likewise.
3752 (sse4_1_pblendw): Likewise.
3753 (sse4_1_phminposuw): Likewise.
3754 (sse4_1_extendv8qiv8hi2): Likewise.
3755 (*sse4_1_extendv8qiv8hi2): Likewise.
3756 (sse4_1_extendv4qiv4si2): Likewise.
3757 (*sse4_1_extendv4qiv4si2): Likewise.
3758 (sse4_1_extendv2qiv2di2): Likewise.
3759 (*sse4_1_extendv2qiv2di2): Likewise.
3760 (sse4_1_extendv4hiv4si2): Likewise.
3761 (*sse4_1_extendv4hiv4si2): Likewise.
3762 (sse4_1_extendv2hiv2di2): Likewise.
3763 (*sse4_1_extendv2hiv2di2): Likewise.
3764 (sse4_1_extendv2siv2di2): Likewise.
3765 (*sse4_1_extendv2siv2di2): Likewise.
3766 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3767 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3768 (sse4_1_zero_extendv4qiv4si2): Likewise.
3769 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3770 (sse4_1_zero_extendv2qiv2di2): Likewise.
3771 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3772 (sse4_1_zero_extendv4hiv4si2): Likewise.
3773 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3774 (sse4_1_zero_extendv2hiv2di2): Likewise.
3775 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3776 (sse4_1_zero_extendv2siv2di2): Likewise.
3777 (*sse4_1_zero_extendv2siv2di2): Likewise.
3778 (sse4_1_roundpd): Likewise.
3779 (sse4_1_roundps): Likewise.
3780 (sse4_1_roundsd): Likewise.
3781 (sse4_1_roundss): Likewise.
3782 (mulv4si3): Don't expand for SSE4.1.
3783 (smax<mode>3): Likewise.
3784 (umaxv4si3): Likewise.
3785 (uminv16qi3): Likewise.
3786 (umin<mode>3): Likewise.
3787 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3789 * doc/extend.texi: Document SSE4.1 built-in functions.
3791 * doc/invoke.texi: Document -msse4.1.
3793 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3795 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3796 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3797 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3798 (ASM_SPEC): Add asm_pcrel_spec.
3799 (EXTRA_SPECS): Add asm_pcrel_spec.
3801 2007-05-21 David Daney <ddaney@avtrex.com>
3803 * doc/install.texi (Building a cross compiler): Add requirements
3804 for Java cross compiler.
3806 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3809 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3810 Add loopno argument. Use evolution_function_is_invariant_rec_p
3811 instead of evolution_function_is_constant_p.
3812 Update calls to evolution_function_is_affine_multivariate_p.
3813 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3814 Add loopno argument.
3815 * tree-scalar-evolution.c (gather_chrec_stats): Call
3816 evolution_function_is_affine_multivariate_p with a loop
3818 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3819 (analyze_overlapping_iterations): Likewise.
3820 (access_functions_are_affine_or_constant_p): Likewise.
3821 (build_classic_dist_vector_1): If the access functions
3822 are equal, don't do anything.
3824 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3825 Paolo Carlini <pcarlini@suse.de>
3826 Uros Bizjak <ubizjak@gmail.com>
3828 * c-cppbuiltin.c (c_cpp_builtins): Define
3829 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3830 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3831 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3832 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3834 2007-05-21 Mike Stump <mrs@apple.com>
3836 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3838 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3840 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3842 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3843 implementation if __OPTIMIZE__ is not defined.
3844 (_mm_alignr_pi8): Ditto.
3845 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3846 (_mm_inserti_si64): Ditto.
3847 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3848 (_mm_slli_epi16): Ditto.
3849 (_mm_slli_epi32): Ditto.
3850 (_mm_slli_epi64): Ditto.
3851 (_mm_srai_epi16): Ditto.
3852 (_mm_srai_epi32): Ditto.
3853 (_mm_srli_si128): Ditto.
3854 (_mm_slli_si128): Ditto.
3855 (_mm_srli_epi16): Ditto.
3856 (_mm_srli_epi32): Ditto.
3857 (_mm_srli_epi64): Ditto.
3858 (_mm_extract_epi16): Ditto.
3859 (_mm_insert_epi16): Ditto.
3860 (_mm_shufflehi_epi16): Ditto.
3861 (_mm_shufflelo_epi16): Ditto.
3862 (_mm_shuffle_epi32): Ditto.
3863 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3865 (_mm_insert_pi16): Ditto.
3867 (_mm_shuffle_pi16): Ditto.
3869 (_mm_shufle_ps): Ditto.
3870 (_mm_prefetch): Ditto.
3872 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3874 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3875 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3876 * real.c (encode_i370_single, decode_i370_single,
3877 encode_i370_double, decode_i370_double): Functions removed.
3878 (i370_single_format, i370_double_format): Initializations removed.
3879 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3880 Consider the log2_b field to always be one.
3881 (ieee_single_format, mips_single_format, coldfire_single_format,
3882 ieee_double_format, mips_double_format, coldfire_double_format,
3883 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3884 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3885 ibm_extended_format, mips_extended_format, ieee_quad_format,
3886 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3887 decimal_single_format, decimal_double_format, decimal_quad_format,
3888 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3889 initialization of log2_b.
3890 * real.h (i370_single_format, i370_double_format): Declarations removed.
3891 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3892 field to always be one.
3894 2007-05-21 Andreas Schwab <schwab@suse.de>
3896 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3897 NOTE_INSN_BASIC_BLOCK_P.
3898 (process_for_unwind_directive): Likewise.
3900 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3902 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3903 * function.h (struct function): Move va_list_gpr_size,
3904 va_list_fpr_size, function_frequency to front of bitfields. Add
3906 (current_function_calls_unwind_init): New.
3907 * except.c (expand_builtin_unwind_init): Set
3908 current_function_calls_unwind_init not
3909 current_function_has_nonlocal_label.
3910 * reload1.c (has_nonexceptional_receiver): New.
3911 (reload): Use it and current_function_calls_unwind_init to
3912 determine whether call-saved regs must be saved.
3914 2007-05-20 Jan Hubicka <jh@suse.cz>
3916 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3917 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3918 * ddg.c (create_ddg): LIkewise.
3919 * final.c (final): Remove hunk moving line numbernotes around since
3920 they are no longer present at this stage.
3921 (final_scan_insn): Use NOTE_KIND instead of
3922 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3923 (output_asm_label): Likewise.
3924 * reorg.c (dbr_schedule): Likewise.
3925 * haifa-sched.c (unlink_other_notes): Likewise.
3926 * mode-switching.c (optimize_mode_switching): Likewise.
3927 * graph.c (start_bb): Likewise.
3928 * rtl.def (NOTE): Update description.
3929 * jump.c (squeeze_notes): Delete.
3930 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3931 NOTE_INSN_BASIC_BLOCK_P when possible.
3932 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3933 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3934 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3935 (dwarf2out_var_location): Likewise.
3936 * cfgbuild.c (make_edges): Likewise.
3937 (find_basic_blocks_1): Likewise.
3938 * function.c (reorder_blocks_1): Likewise.
3939 (epilogue_done): Likewise.
3940 (reposition_prologue_and_epilogue_notes): Likewise.
3941 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3943 (print_rtl): Likewise.
3944 (print_rtl_single): Likewise.
3945 * gcse.c (insert_insn_start_bb): Likewise.
3946 * alias.c (init_alias_analysis): Likewise.
3947 * calls.c (fixup_tail_calls): Likewise.
3948 * except.c (sjlj_emit_function_enter): Likewise.
3949 * emit-rtl.c (add_insn_after): Likeiwse.
3950 (emit_label_before): Likewise.
3951 (emit_label_after): Likewise.
3952 (emit_note_before, emit_note_after, emit_note): Update
3953 parameter to be enum insn_note; do not deal with source
3955 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
3956 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
3958 (merge_blocks_move_successor_nojumps): Simplify now when
3959 we don't have BLOCK notes.
3960 (try_optimize_cfg): Likewise.
3961 * cfglayout.c (skip_insns_after_block): Likewise.
3962 (record_effective_endpoints): Likewise.
3963 (duplicate_insn_chain): Likewise.
3964 * varasm.c (output_constant_pool_1): Likewise.
3965 * sched-deps.c (sched_analyze): Likewise.
3966 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
3968 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
3969 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
3970 (SET_INSN_DELETED): Simplify.
3971 (NOTE_LINE_NUMBER): Exterminate.
3972 (NOTE_LINE_KIND): New.
3973 (NOTE_INSN_BASIC_BLOCK_P): Update.
3974 (enum insn_note): Simplify.
3975 (GET_NOTE_INSN_NAME) Simplify.
3976 (emit_note_before, emit_note_after, emit_note): Update prototype.
3977 (squeeze_notes): Remove.
3978 * sched-int.h (NOTE_NOT_BB_P): Update.
3979 * resource.c (mark_target_live_regs): Update.
3980 * sched-rgn.c (debug_dependencies): Update.
3981 * sched-vis.c (print_insn): Update.
3982 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
3983 * config/i386/i386.c (ix86_output_function_epilogue): Update.
3984 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
3985 (TARGET_ADJUST_UNROLL_MAX): Likewise.
3986 (split_branches): Update.
3987 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
3989 (sh_adjust_unroll_max): Exterminate.
3990 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
3991 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
3992 (m68hc11_reorg): Likewise.
3993 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
3994 (emit_predicate_relation_info): Update.
3995 (process_for_unwind_directive): Update.
3996 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
3997 (output_call): Update.
3998 * config/pa/pa.c (output_lbranch): Update.
3999 (output_millicode_call): Update.
4000 (output_call): Update.
4001 (pa_combine_instructions): Update.
4002 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4003 * config/bfin/bfin.c (gen_one_bundle): Update.
4004 * cfgrtl.c (can_delete_note_p): Update.
4005 (delete_insn): Update.
4006 (rtl_merge_blocks): Update.
4007 (commit_one_edge_insertion): Update.
4008 (rtl_verify_flow_info): Update.
4009 * stmt.c (expand_case): Do not call squeeze_notes.
4011 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4018 * c.opt (Wtype-limits): New.
4019 * doc/invoke.texi (Wtype-limits): Document it.
4020 (Wextra): Enabled by -Wextra.
4021 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4022 * c-common.c (shorten_compare): Warn with Wtype-limits.
4024 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4026 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4027 inlined function, not as a macro.
4028 (_mm_alignr_pi8): Ditto.
4029 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4030 (_mm_inserti_si64): Ditto.
4031 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4032 (_mm_extract_epi16): Ditto.
4033 (_mm_insert_epi16): Ditto.
4034 (_mm_shufflehi_epi16): Ditto.
4035 (_mm_shufflelo_epi16): Ditto.
4036 (_mm_shuffle_epi32): Ditto.
4037 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4038 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4040 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4042 (_m_to_float): Use C89 compatible assignment.
4044 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4047 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4049 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4052 * doc/invoke.texi (Wreturn-type): Complete description.
4053 (Wextra): Delete item about return-type warning.
4054 * c-decl.c: Delete redundant Wextra warning.
4056 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4059 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4060 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4061 inlined function, not as a macro.
4062 (_mm_prefetch): Ditto.
4064 (_mm_insert_pi16): Ditto.
4066 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4067 (_m_pshufw): Ditto. Add const to __N argument.
4068 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4069 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4070 (_mm_slli_epi32): Ditto.
4071 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4072 Add __inline to function declaration.
4073 (_mm_slli_si128): Ditto.
4075 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4078 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4080 (struct fenv): New structure.
4081 (FP_HANDLE_EXCEPTIONS): New define.
4082 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4083 (_FP_DECL_EXP): New define.
4084 (FP_INIT_ROUNDMODE): New define.
4085 (FP_ROUNDMODE): New define.
4087 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4089 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4090 (Wconversion): Update description.
4091 (Wconversion-sign): New.
4092 * c.opt (Wconversion-sign): New.
4093 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4094 means disabled for C++. Otherwise, take the status of Wconversion.
4095 * c-common.c (conversion_warning): Warn with either Wconversion or
4097 (warnings_for_convert_and_check): Conditions are already checked by
4099 (convert_and_check): Don't check warnings if the conversion failed.
4101 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4102 Anatoly Sokolov <aesok@dol.ru>
4104 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4105 avr_epilogue_uses) : Add declaration.
4106 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4107 * config/avr/constraints.md (R): New constraint.
4108 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4109 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4110 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4111 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4112 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4113 call_prologue_saves, epilogue_restores, return_from_epilogue,
4114 return_from_main_epilogue, return_from_interrupt_epilogue,
4115 return_from_naked_epilogue, prologue, epilogue): New patterns.
4116 (jump): Handle symbol reference.
4117 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4118 avr_output_function_prologue, avr_output_function_epilogue): Remove
4120 (avr_init_machine_status, expand_prologue, expand_epilogue,
4121 avr_asm_function_end_prologue, avr_epilogue_uses,
4122 avr_asm_function_begin_epilogue): New functions.
4123 (prologue_size, epilogue_size, jump_tables_size): Remove global
4125 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4126 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4127 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4128 (avr_override_options): Initialise init_machine_status.
4129 (output_movhi): Handle all stack pointer loads.
4130 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4131 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4132 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4133 (EPILOGUE_USES) Redefine.
4134 (machine_function) Declare.
4136 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4138 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4139 Use a single return statement.
4141 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4144 * builtins.c (do_mpfr_lgamma_r): New.
4145 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4146 * tree.h (CASE_FLT_FN_REENT): New.
4148 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4150 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4151 (output_die): Use 'unsigned long' with %x.
4152 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4153 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4154 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4156 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4158 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4163 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4164 true if function has no argument.
4166 2007-05-18 DJ Delorie <dj@redhat.com>
4168 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4169 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4171 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4173 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4174 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4175 count_trailing_zeros.
4176 (__i386__): Implement count_leading_zeros using __builtin_clz().
4177 Implement count_trailing_zeros usign __builtin_ctz().
4179 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4181 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4183 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4186 * expr.c (emit_move_change_mode): Change mode of push operands here.
4188 2007-05-17 Ian Lance Taylor <iant@google.com>
4190 PR tree-optimization/31953
4191 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4193 (set_value_range_to_null): Call set_value_range_to_value.
4194 (extract_range_from_comparison): Likewise.
4196 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4198 * toplev.c (print_version): Output GMP/MPFR version info.
4200 * builtins.c (CASE_MATHFN_REENT): New macro.
4201 (mathfn_built_in): Use it.
4202 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4203 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4204 BUILT_IN_LGAMMAL_R): New.
4205 * doc/extend.texi: Document new builtins.
4208 * builtins.c (do_mpfr_remquo): New.
4209 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4210 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4213 * builtins.c (fold_builtin_1): Handle y0, y1.
4214 (fold_builtin_2): Handle yn.
4217 * builtins.c (do_mpfr_bessel_n): New.
4218 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4219 (fold_builtin_2): Handle BUILT_IN_JN.
4221 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4224 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4225 TYPE_PRECISION (intmax_type_node).
4227 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4230 * reload.c (subst_reloads): Remove checking.
4232 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4234 PR rtl-optimization/31691
4235 * combine.c (simplify_set): Build a new src pattern instead of
4236 substituting its operands in the COMPARE case.
4238 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4240 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4241 (execute_vrp): Preserve loops through jump threading.
4242 * tree-ssa-threadupdate.c (thread_single_edge,
4243 dbds_continue_enumeration_p, determine_bb_domination_status,
4244 thread_through_loop_header): New functions.
4245 (create_edge_and_update_destination_phis,
4246 create_edge_and_update_destination_phis): Set loops for the new blocks.
4247 (prune_undesirable_thread_requests): Removed.
4248 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4250 (thread_block): Do not call prune_undesirable_thread_requests.
4252 (mark_threaded_blocks): Select edges to thread here.
4253 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4254 Thread edges through loop headers independently.
4255 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4256 * tree-pass.h (TODO_mark_first_instance): New.
4257 (first_pass_instance): Declare.
4258 * cfghooks.c (duplicate_block): Put the block to the original loop
4259 if copy is not specified.
4260 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4261 jump threading. Pass may_peel_loop_headers to
4262 thread_through_all_blocks according to first_pass_instance.
4263 * cfgloop.h (create_preheader): Declare.
4264 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4265 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4266 * passes.c (first_pass_instance): New variable.
4267 (next_pass_1): Set TODO_mark_first_instance.
4268 (execute_todo): Set first_pass_instance.
4270 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4272 PR tree-optimization/24659
4273 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4274 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4275 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4276 OTI_vec_pack_ufix_trunc.
4277 (vec_unpacks_float_hi_optab): Define new macro.
4278 (vec_unpacks_float_lo_optab): Ditto.
4279 (vec_unpacku_float_hi_optab): Ditto.
4280 (vec_unpacku_float_lo_optab): Ditto.
4281 (vec_pack_sfix_trunc_optab): Ditto.
4282 (vec_pack_ufix_trunc_optab): Ditto.
4283 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4284 and vec_pack_[s|u]fix_trunc_optab using
4285 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4286 * tree-vectorizer.c (supportable_widening_operation): Handle
4287 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4288 (supportable_narrowing_operation): New function.
4289 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4290 * tree-vect-transform.c (vectorizable_conversion): Handle
4291 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4292 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4293 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4294 to check for target support.
4295 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4296 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4297 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4298 for VEC_PACK_FIX_TRUNC_EXPR.
4299 (expand_binop): Special case mode of the result for
4300 vec_pack_[u|s]fix_trunc_optab.
4301 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4302 vec_pack_[u|s]fix_trunc_optab.
4304 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4305 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4306 * tree-pretty-print.c (dump_generic_node): Handle
4307 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4308 VEC_PACK_FIX_TRUNC_EXPR.
4310 * expr.c (expand_expr_real_1): Ditto.
4311 * tree-inline.c (estimate_num_insns_1): Ditto.
4312 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4314 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4315 (vec_unpacks_float_lo_v8hi): Ditto.
4316 (vec_unpacku_float_hi_v8hi): Ditto.
4317 (vec_unpacku_float_lo_v8hi): Ditto.
4318 (vec_unpacks_float_hi_v4si): Ditto.
4319 (vec_unpacks_float_lo_v4si): Ditto.
4320 (vec_pack_sfix_trunc_v2df): Ditto.
4322 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4324 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4325 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4326 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4327 [vec_pack_ufix_trunc]: Ditto.
4328 [vec_unpacks_float_hi]: Ditto.
4329 [vec_unpacks_float_lo]: Ditto.
4330 [vec_unpacku_float_hi]: Ditto.
4331 [vec_unpacku_float_lo]: Ditto.
4333 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4335 * soft-fp/README: Update for new files.
4336 * soft-fp/floattisf.c: New file.
4337 * soft-fp/floattidf.c: New file.
4338 * soft-fp/floattitf.c: New file.
4339 * soft-fp/floatuntisf.c: New file.
4340 * soft-fp/floatuntidf.c: New file.
4341 * soft-fp/floatuntitf.c: New file.
4342 * soft-fp/fixsfti.c: New file.
4343 * soft-fp/fixdfti.c: New file.
4344 * soft-fp/fixtfti.c: New file.
4345 * soft-fp/fixunssfti.c: New file.
4346 * soft-fp/fixunsdfti.c: New file.
4347 * soft-fp/fixunstfti.c: New file.
4348 * soft-fp/extendxftf.c: New file.
4349 * soft-fp/trunctfxf.c: New file.
4351 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4352 (__trunctfxf2): Ditto.
4354 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4355 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4356 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4357 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4358 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4359 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4361 * config/i386/t-fprules-softfp64: New file.
4362 * config/i386/sfp-machine.h: New file.
4363 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4364 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4365 and soft-fp/t-softfp to tmake_file.
4366 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4367 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4369 * config/i386/t-linux64 (softfp_wrap_start): New.
4370 (softfp_wrap_end): New.
4371 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4372 supported for TARGET_64BIT.
4374 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4376 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4377 c_common_unsigned_type behavior.
4379 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4381 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4384 2007-05-16 Eric Christopher <echristo@apple.com>
4386 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4387 saving after stack push. Set sp_offset whenever we push.
4388 (rs6000_emit_epilogue): Move altivec register restore before
4391 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4393 * configure.ac: Allow sysroots to be relocated under $prefix as
4394 well as $exec_prefix.
4395 * configure: Regenerate.
4397 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4401 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4403 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4404 (gcc_tooldir): Likewise.
4405 * configure: Regenerate.
4406 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4407 old configure.ac gcc_tooldir setting.
4408 (prefix_to_exec_prefix): New variable.
4409 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4410 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4412 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4414 * c-typeck.c (build_binary_op): Return early for error.
4416 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4418 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4419 struct nb_iter_bound.
4420 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4421 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4422 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4423 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4424 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4425 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4426 (del_scev_info): Use ggc_free.
4427 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4428 * loop-init.c: Include ggc.h.
4429 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4430 (loop_optimizer_finalize): Use ggc_free.
4431 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4432 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4433 pass_iv_optimize): Add TODO_ggc_collect.
4434 * function.h (struct function): Remove skip marker from x_current_loops.
4435 * cfgloop.c: Include ggc.h.
4436 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4438 (establish_preds): Vector superloops is gc allocated.
4439 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4441 (flow_loops_find): Vector larray is gc allocated.
4442 (loop_exit_free): Use ggc_free.
4443 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4444 that head of exits list is now not a part of struct loop.
4445 (record_loop_exits): Allocate exits table in gc memory.
4446 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4447 head of exits list is now not a part of struct loop.
4448 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4449 struct loop_exit): Add GTY marker.
4450 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4451 Add skip marker to aux field. Make head of exits list a separate
4453 (struct loops): Add GTY marker. Make larray vector gc allocated.
4454 Add param marker to exits table.
4455 (get_loops): Type changed.
4456 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4458 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4459 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4460 * basic-block.h (struct basic_block_def): Remove skip marker from
4463 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4465 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4466 of 0 in the call to expand_expr().
4467 (expand_builtin_mathfn_3): Ditto.
4468 (expand_builtin_interclass_mathfn): Ditto.
4469 (expand_builtin_cexpi): Ditto.
4470 (expand_builtin_int_roundingfn): Ditto.
4471 (expand_builtin_int_roundingfn_2): Ditto.
4472 (expand_builtin_pow): Ditto.
4473 (expand_builtin_powi): Ditto.
4474 (expand_builtin_bswap): Ditto.
4475 (expand_builtin_unop): Ditto.
4476 (expand_builtin_fabs): Ditto.
4477 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4478 the call to expand_expr().
4479 (expand_builtin_sync_operation): Ditto.
4480 (expand_builtin_compare_and_swap): Ditto.
4481 (expand_builtin_lock_test_and_set): Ditto.
4482 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4483 instead of 0 in the call to expand_expr().
4484 (expand_builtin_extract_return_addr): Ditto.
4485 (expand_builtin_eh_return): Ditto.
4486 (expand_eh_return): Ditto.
4487 * explow.c (expr_size): Ditto.
4488 * expr.c (optimize_bitfield_assignment_op): Ditto.
4489 (expand_assignement): Ditto.
4490 (store_expr): Ditto.
4491 (store_field): Ditto.
4492 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4493 the call to expand_expr().
4494 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4495 in the call to expand_expr().
4496 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4497 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4498 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4500 * optabs.c (expand_vec_shift_expr): Ditto.
4501 (expand_vec_cond_expr): Ditto.
4502 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4503 call to expand_expr().
4504 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4505 in the call to expand_expr().
4507 2007-05-14 Dave Korn <dave.korn@artimi.com>
4509 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4511 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4513 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4514 instead of c_common_unsigned_type.
4515 (c_common_unsigned_type): Remove.
4516 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4517 c_common_unsigned_type.
4518 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4519 c_common_unsigned_type.
4520 * c-common.h (c_common_unsigned_type): Remove.
4521 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4522 c_common_unsigned_type.
4523 * c-format.c (check_format_types): Use unsigned_type_for instead of
4524 c_common_unsigned_type.
4525 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4526 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4527 c_common_unsigned_type.
4528 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4529 lang_hooks.types.unsigned_type.
4530 * expmed.c (make_tree): Use unsigned_type_for instead of
4531 lang_hooks.types.unsigned_type.
4532 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4533 lang_hooks.types.unsigned_type.
4534 (build_range_check): Likewise.
4535 (fold_unary): Likewise.
4536 (fold_binary): Likewise.
4537 (fold_ternary): Likewise.
4538 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4539 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4540 * tree.c (get_unsigned_type): New.
4541 (unsigned_type_for): Use get_unsigned_type instead of
4542 lang_hooks.types.unsigned_type.
4544 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4546 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4547 to m68k_get_function_kind. Update its prototype.
4548 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4550 (m68k_interrupt_function_p): Return enum m68k_function_type
4551 instead of bool. Rename to m68k_get_function_kind.
4552 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4554 (m68k_compute_frame_layout): Don't mark any register for save
4555 if an interrupt_thread attribute is specified.
4556 (m68k_hard_regno_rename_ok): Update a use of
4557 m68k_interrupt_function_p.
4558 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4559 m68k_interrupt_function_p.
4560 (m68k_function_type): New.
4561 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4562 for a function with an interrupt_thread attribute.
4563 * doc/extend.texi: Document the interrupt_thread attribute.
4565 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4567 Fix PR tree-optimization/31911
4568 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4569 if they didn't change the expression.
4571 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4573 * tree-scalar-evolution.c (resolve_mixers): Exported.
4574 * tree-scalar-evolution.h (resolve_mixers): Declare.
4575 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4576 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4577 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4578 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4579 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4580 strip_conversion, analyze_offset_expr, address_analysis,
4581 object_analysis, analyze_offset): Removed.
4582 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4583 split_constant_offset, canonicalize_base_object_address,
4584 object_address_invariant_in_loop_p, disjoint_objects_p,
4585 dr_may_alias_p, dr_address_invariant_p): New functions.
4586 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4587 and dr_analyze_alias.
4588 (initialize_data_dependence_relation): Use dr_may_alias_p
4589 and object_address_invariant_in_loop_p.
4590 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4592 (find_data_references_in_stmt): Restrict the analysis of data references
4593 to the given loop nest.
4594 (find_data_references_in_loop): Made static. Pass loop nest to
4595 find_data_references_in_stmt.
4596 (compute_data_dependences_for_loop): Use DR_VOPS.
4597 (free_data_ref): Free DR_VOPS.
4598 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4599 (struct innermost_loop_behavior): ... new.
4600 (struct base_object_info): Replaced by ...
4601 (struct indices): ... new.
4602 (struct dr_alias): New.
4603 (enum data_ref_type): Removed.
4604 (struct data_reference): Consist of struct innermost_loop_behavior,
4605 struct indices and struct dr_alias.
4606 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4607 (DR_MEMTAG): Renamed to ...
4608 (DR_SYMBOL_TAG): ... this.
4609 (find_data_references_in_loop): Declaration removed.
4610 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4611 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4612 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4613 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4615 2007-05-13 Revital Eres <eres@il.ibm.com>
4617 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4618 which walks virtual def-use chains to find redundant stores.
4619 (dse_optimize_stmt): Call it.
4621 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4623 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4624 * passes.c (init_optimization_passes): Move pass_jump_bypass
4627 * basic-block.h (bb_has_eh_pred): Fix style issue.
4629 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4631 PR rtl-optimization/31848
4632 * loop-invariant.c (move_invariant_reg): If we move an insn
4633 with a REG_EQUAL note, and that insn is not always executed,
4634 remove the REG_EQUAL note.
4636 2007-05-12 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/31797
4639 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4640 propagate into a stmt that has volatile ops.
4642 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4644 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4645 (gcc_tooldir): Likewise.
4646 * configure: Regenerate.
4647 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4648 old configure.ac gcc_tooldir setting.
4649 (prefix_to_exec_prefix): New variable.
4650 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4651 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4653 2007-05-11 Silvius Rus <rus@google.com>
4655 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4656 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4657 * c-common.h (strict_aliasing_warning): Change return type.
4658 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4659 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4660 (build_c_cast): Condition call to strict_aliasing_warning.
4661 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4662 * flags.h (set_Wstrict_aliasing): Declare.
4663 * opts.c (set_Wstrict_alising): Define, add call to.
4664 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4665 * tree-ssa-alias-warnings.c: New file.
4666 * tree-ssa-alias.c (compute_may_aliases): Add call to
4667 strict_aliasing_warning_backend.
4669 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4671 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4672 Use loop_depth and loop_outer accessor functions.
4673 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4674 determine_invariantness_stmt, move_computations_stmt): Ditto.
4675 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4676 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4677 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4678 * tree-scalar-evolution.c (interpret_loop_phi,
4679 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4680 instantiate_parameters_1, scev_const_prop): Ditto.
4681 * cfghooks.c (make_forwarder_block): Ditto.
4682 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4683 * modulo-sched.c (loop_canon_p): Ditto.
4684 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4685 slpeel_can_duplicate_loop_p): Ditto.
4686 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4687 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4688 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4689 cancel_loop, verify_loop_structure): Ditto.
4690 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4691 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4692 superloops vector instead of "pred" array.
4693 (establish_preds): Take father loop as an argument. Initialize the
4695 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4696 initialize loop->outer.
4697 (flow_loop_tree_node_remove): Truncate the superloops vector.
4698 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4699 "pred" merged to "superloops" vector.
4700 (loop_depth, loop_outer): New.
4701 (fel_init): Use loop_outer.
4703 2007-05-11 Jan Hubicka <jh@suse.cz>
4705 * cgraphunit.c: Include gt-cgraphunit.h
4706 (static_ctors, static_dtors): New static vars.
4707 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4708 based on implementation in c-common.c
4709 (cgraph_finalize_function): Call record_cdtor_fn.
4710 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4711 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4712 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4713 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4714 build_cdtor, c_build_cdtor_fns): Remove.
4715 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4716 c_build_cdtor_fns): Remove prototype.
4718 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4721 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4722 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4723 * builtins.c (fold_builtin_memchr): New.
4724 (expand_builtin_memchr): Call the latter.
4725 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4726 * doc/extend.texi ([Other built-in functions provided by GCC]):
4729 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4731 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4732 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4733 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4734 PFPO_OP1_TYPE_SHIFT): Constants added.
4735 (DFP_ALL): Mode macro defined.
4736 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4737 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4738 Insn definitions added.
4739 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4740 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4743 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4745 PR tree-optimization/31885
4746 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4748 (automatically_generated_chrec_p): Return false for NULL.
4750 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4752 * config/bfin/bfin.h (MOVE_RATIO): Define.
4754 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4756 * config.gcc (sparc-wrs-vxworks): New target.
4757 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4758 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4759 * config/sparc/sparc.h: Include vxworks-dummy.h.
4760 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4761 include LABEL_REFs too.
4762 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4763 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4765 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4767 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4768 (sparc_emit_call_insn): New function.
4769 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4770 functions when generating VxWorks PIC.
4771 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4772 (call, call_value): Use sparc_emit_call_insn instead of
4775 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4777 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4779 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4781 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4782 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4783 instead of operand_subword.
4785 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4787 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4788 * config/bfin/bfin.c (bfin_local_alignment): New function.
4789 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4791 2007-05-08 Chao-ying Fu <fu@mips.com>
4793 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4794 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4795 (smsub_widen_optab, umsub_widen_optab): Define.
4796 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4798 * genopinit.c (optabs): Fill in smsub_widen_optab and
4800 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4801 and umsub_widen_optab to implement multiply-subtract sequences.
4802 * config/mips/mips.md (*msac<u>_di): Rename to...
4803 (<u>msubsidi4): ...this. Extend condition to include
4804 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4805 of operand 0 to "ka" and use the three-operand form of msub<u>
4807 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4810 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4812 PR rtl-optimization/28011
4813 * reload.c (push_reload): Set dont_share if IN appears in OUT
4814 also when IN is a PLUS rtx.
4815 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4818 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4820 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4821 call unshare_all_decls.
4822 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4823 (unshare_all_decls): Remove.
4825 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4828 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4831 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4832 Nigel Stephens <nigel@mips.com>
4834 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4835 Update comments and all uses.
4836 (MIN_FPRS_PER_FMT): Define.
4837 * config/mips/mips.c (function_arg): Fix to correctly handle
4838 the -mips32r2 -mfp64 -mabi=32 case.
4839 (override_options): Enable use of odd-numbered registers for
4840 SFmode values on MIPS32.
4841 (mips_save_reg_p): Save whole floating-point register pair if
4842 either half is used.
4843 (compute_frame_size): Fix comment.
4845 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4847 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4848 argument of type bool.
4849 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4850 argument. Safely select temporary P register according to it.
4851 (do_link): Change call site of add_to_reg accordingly.
4852 (do_unlink): Add epilogue_p as a fourth argument and pass it
4854 (expand_interrupt_handler_epilogue): Change call of do_unlink
4856 (bfin_expand_prologue): Add a third argument sibcall_p.
4857 * config/bfin/bfin.md (epilogue): Change call of
4858 bfin_expand_epilogue accordingly.
4859 (sibcall_epilogue): Likewise.
4860 (eh_return_internal): Likewise.
4862 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4863 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4864 * config/bfin/bfin.c (bfin_handle_option): Handle
4865 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4866 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4867 Support bf534, bf536 and bf561.
4868 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4870 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4873 * config/i386/i386.c (ix86_function_regparm): Process local
4874 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4876 2007-05-07 Mike Stump <mrs@apple.com>
4878 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4879 also checks for and while statements in C++.
4881 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4883 * gcc.c (at_file_supplied): New variable.
4884 (main): Set it if we expanded argv.
4885 (do_spec_1): Pass an @-file to the linker if we were called with
4886 an @-file argument and HAVE_GNU_LD.
4887 * collect2.c (at_file_supplied): New variable.
4888 (response_file): New variable.
4889 (collect_exit): Unlink response_file if necessary.
4890 (handler): Likewise.
4891 (do_wait): Likewise.
4892 (main): Set at_file_supplied if we expanded argv.
4893 (collect_execute): Pass an @-file to subprocesses if we were called
4894 with an @-file argument.
4895 * configure.ac: Add define for HAVE_GNU_LD.
4896 * configure: Regenerate.
4897 * config.in: Regenerate.
4899 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4901 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4907 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4909 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4910 (TARGET_ENCODE_SECTION_INFO): Re-define.
4911 (m32c_encode_section_info): New
4912 (function_vector_handler): New
4913 (current_function_special_page_vector): New
4914 (m32c_special_page_vector_p): New.
4915 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4917 * config/m32c/jump.md: Added instruction JSRS for functions
4918 with attribute "function_vector".
4919 * doc/extend.texi (function_vector): Added description
4920 for M16C, M32C targets.
4922 2007-05-07 DJ Delorie <dj@redhat.com>
4925 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4926 ashrpsi3, lshrpsi3): Update shift count constraint.
4928 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4929 Nathan Froyd <froydnj@codesourcery.com>
4932 * c-incpath.c (add_path): Strip trailing path separators.
4934 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4936 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4937 Free dominance info before purging EH edges.
4938 (eliminate_degenerate_phis): Likewise.
4939 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4941 2007-05-07 Jan Hubicka <jh@suse.cz>
4943 * gimplify.c (gimplify_expr): Do not crash when folding
4944 (void *)(int)&a + 4.
4946 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4949 * c-opts.c (lang_fortran): Make it non static.
4950 * c-common.h (lang_fortran): New prototype.
4951 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
4952 -lang-fortran option was passed by the driver.
4954 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
4956 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
4957 of ASSERT_CHECKING. Tweak message.
4959 2007-05-06 Revital Eres <eres@il.ibm.com>
4962 * loop-unroll.c (insert_var_expansion_initialization):
4963 Initialize the expansions with -zero instead of +zero.
4965 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
4967 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
4968 into pic and non-pic versions. Mark r19 as used for
4969 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
4970 for tgd_load, tld_load and tie_load .
4971 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
4972 version of tgd_load, tld_load and tie_load depending on the
4975 2007-05-04 Ulrich Drepper <drepper@redhat.com>
4976 Jakub Jelinek <jakub@redhat.com>
4978 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
4979 (__do_global_dtors_aux): Use more paranoid loop to run
4980 destructors if HIDDEN_DTOR_LIST_END.
4981 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
4983 2007-05-04 Jakub Jelinek <jakub@redhat.com>
4985 * varasm.c (align_variable): Don't increase alignment for
4986 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
4987 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
4989 2007-05-04 Josh Conner <jconner@apple.com>
4991 * basic-block.h (cdi_direction): Assign values to all enumeration
4993 (dom_computed): Remove.
4994 (dom_info_state): New.
4995 (set_dom_info_availability): New.
4996 * tree-ssa-loop-im.c (determine_invariantness): Initialize
4997 walk_data.dom_direction.
4998 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
4999 instead of dom_computed[].
5000 (split_edge): Likewise.
5001 (create_basic_block): Likewise.
5002 (merge_blocks): Likewise.
5003 * ifcvt.c (find_if_header): Likewise.
5004 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5005 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5006 * tree-ssa.c (verify_ssa): Likewise.
5007 * tree-cfg.c (tree_verify_flow_info): Likewise.
5008 (remove_edge_and_dominated_blocks): Likewise.
5009 * dominance.c (dom_computed): Make static.
5010 (calc_dfs_tree_nonrec): Change third param to a bool.
5011 (calc_dfs_tree): Change second param to a bool.
5012 (calc_idioms): Change second param to a bool. Use
5013 dom_convert_dir_to_idx.
5014 (init_dom_info): Validate dir before using.
5015 (dom_convert_dir_to_idx): New.
5016 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5017 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5018 (free_dominance_info): Use dom_convert_dir_to_idx.
5019 (get_immediate_dominator): Likewise.
5020 (set_immediate_dominator): Likewise.
5021 (get_dominated_by): Likewise.
5022 (redirect_immediate_dominators): Likewise.
5023 (nearest_common_denominator): Likewise.
5024 (dominated_by_p): Likewise.
5025 (bb_dom_dfs_in): Likewise.
5026 (bb_dom_dfs_out): Likewise.
5027 (recount_dominator): Likewise.
5028 (iterate_fix_dominators): Likewise.
5029 (add_to_dominance_info): Likewise.
5030 (delete_from_dominance_info): Likewise.
5031 (first_dom_son): Likewise.
5032 (next_dom_son): Likewise.
5033 (dom_info_available_p): Likewise.
5034 (dom_info_state): New.
5035 (set_dom_info_availability): New.
5037 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5039 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5041 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5043 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5045 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5046 (subdi3, subdi_carry): Delete.
5048 2007-05-04 Jan Hubicka <jh@suse.cz>
5049 Richard Guenther <rguenther@suse.de>
5051 * opts.c (decode_options): Do not fiddle with inlining
5052 parameters in case of optimizing for size.
5053 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5054 for size do nothing.
5055 (cgraph_decide_inlining_of_small_function): When optimizing for
5056 size never inline functions increasing caller size.
5057 (cgraph_early_inlining): Inline for size when optimizing for size.
5059 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5061 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5062 logical operations piecewise.
5063 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5064 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5065 subdi_sesidi_di): Delete.
5066 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5067 the generated sequence. Allow three-reg add in constraints. Rewrite
5068 the rtl expression for carry to avoid zero_extend of a constant.
5069 (sub_with_carry): New pattern.
5070 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5071 different sequence not involving jumps.
5072 (notbi): Now a named pattern.
5074 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5076 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5077 Add the note about a significant loss of accuracy of some
5078 mathematical routines when these options are used.
5080 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5082 * haifa-sched.c (rtx_vec_t): New typedef.
5083 (contributes_to_priority_p): Extract piece of priority () into new
5085 (priority): Use the function. Add assertion.
5086 (rank_for_schedule, set_priorities): Add assertion to check that
5087 insn's priority is initialized.
5088 (clear_priorities, calc_priorities): Change signature. Make it update
5089 all relevant insns. Update all callers ('add_to_speculative_block ()'
5090 and 'create_block_check_twin ()').
5091 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5092 Add new field 'priority_status'.
5093 (INSN_PRIORITY_STATUS): New macro.
5094 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5096 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5098 * sched-ebb.c (debug_ebb_dependencies): New static function.
5099 (init_ready_list): Use it.
5101 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5102 with changed signature and 'debug_rgn_dependencies ()'.
5103 (debug_rgn_dependencies): New static function.
5104 (init_ready_list): Use it.
5106 * sched-int.h (debug_dependencies): Declare.
5108 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5110 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5112 2007-05-04 Dirk Mueller <dmueller@suse.de>
5114 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5116 2007-05-03 Jan Hubicka <jh@suse.cz>
5118 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5119 for pointer type in more cases than before.
5121 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5123 * tree-object-size.c (plus_expr_object_size): When operand size is
5124 unknown, return unknown.
5126 2007-05-03 Dirk Mueller <dmueller@suse.de>
5128 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5130 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5133 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5135 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5137 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5139 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5141 * config/soft-fp/double.h, config/soft-fp/extended.h,
5142 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5143 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5144 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5145 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5148 2007-05-03 Ian Lance Taylor <iant@google.com>
5150 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5151 MASK_PPC_GFXOPT for 8540 or 8548.
5153 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5155 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5156 vect_print_dump_info() to output debug information.
5158 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5162 operands of size 2 when operand is not MEM_P.
5164 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5166 PR tree-optimization/30565
5167 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5169 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5171 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5172 (umulsi3_highpart): Use them.
5173 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5174 for final accumulator to D regisster tranfser.
5176 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5178 PR tree-optimization/31699
5179 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5181 (vect_enhance_data_refs_alignment): Compute peel amount using
5182 TYPE_VECTOR_SUBPARTS instead of vf.
5183 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5185 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5188 * system.h: Remove inclusion of double-int.h
5189 * tree.h: Include double-int.h
5190 * gengtype.c: Likewise
5191 * cfgloop.h: Likewise
5192 * Makefile.in: Adjust dependencies on double-int.h
5194 2007-05-02 Eric Christopher <echristo@apple.com>
5196 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5197 -shared to -Zdynamiclib.
5199 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5202 * c-common.c (strip_pointer_or_array_types): New function.
5203 * c-common.h (strip_pointer_or_array_types): New function declaration.
5205 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5207 PR tree-optimization/31771
5208 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5210 2007-05-02 Paul Brook <paul@codesourcery.com>
5212 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5214 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5217 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5220 2007-05-02 Nick Clifton <nickc@redhat.com>
5222 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5224 2007-05-02 Richard Guenther <rguenther@suse.de>
5226 PR tree-optimization/31146
5227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5228 argument, single_use_p. If we have a single use that is
5229 a conversion to the definition rhs type, propagate that rhs.
5230 (forward_propagate_addr_expr): Pass single_use_p argument
5231 to forward_propagate_addr_expr_1.
5233 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5238 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5240 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5241 'AMD Family 10 core'.
5243 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5245 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5246 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5247 with SSE3 instruction set support.
5248 * doc/invoke.texi: Likewise.
5250 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5252 * config/i386/i386.c (override_options): Tuning 32-byte loop
5253 alignment for amdfam10 architecture. Increasing the max loop
5254 alignment to 24 bytes.
5256 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5258 * config/m68k/constraints.md: New.
5259 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5260 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5261 EXTRA_CONSTRAINT): Remove.
5262 * config/m68k/m68k.md: Include constraints.md.
5263 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5265 2007-05-01 Ian Lance Taylor <iant@google.com>
5267 PR tree-optimization/31739
5268 * tree-vrp.c (vrp_val_is_max): New static function.
5269 (vrp_val_is_min): New static function.
5270 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5272 (set_value_range): Use vrp_val_is_{max,min}.
5273 (extract_range_from_assert): Likewise.
5274 (extract_range_from_binary_expr): Likewise.
5275 (extract_range_from_unary_expr): Likewise.
5276 (dump_value_range, vrp_meet): Likewise.
5277 (vrp_visit_phi_node): Likewise.
5278 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5280 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5282 * config/i386/gmon-sol2.c (size_t): New type.
5283 (intptr_t): Likewise.
5284 (s_textsize): Declare as size_t.
5286 (monstartup): Use size_t for sizes.
5287 (_mcount): Save and restore registers.
5288 (internal_mcount): Pass 0 as the first argument to monstartup
5290 (moncontrol): Convert pointer to appropriately sized integer
5291 before passing to profil.
5293 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5295 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5296 __NO_FPRS__, not just if _SOFT_DOUBLE.
5297 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5298 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5299 also for E500 double.
5300 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5301 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5304 2007-05-01 Richard Guenther <rguenther@suse.de>
5306 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5309 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5311 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5313 2007-05-01 Jan Hubicka <jh@suse.cz>
5315 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5318 2007-05-01 Jan Hubicka <jh@suse.cz>
5320 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5321 (maybe_fold_offset_to_reference): Declare.
5322 * fold-const.c (fold_unary): Do not fold
5323 (type *)&A into &A->field_of_type_and_offset_0
5324 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5325 size is unknown, give up.
5326 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5328 (maybe_fold_offset_to_reference): New.
5329 (maybe_fold_stmt_indirect): Use it.
5330 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5331 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5333 (gimplify_expr): Likewise for plus_expr.
5335 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5337 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5338 bsi_after_labels. Always insert statements before bsi.
5339 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5340 * predict.c (apply_return_prediction): Check for empty blocks.
5341 * cfgexpand.c (lab_rtx_for_bb): New variable.
5342 (label_rtx_for_bb): Do not create new tree labels.
5343 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5344 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5345 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5347 (label_for_bb): Add field used.
5348 (update_eh_label, main_block_label): Mark the label used.
5349 (cleanup_dead_labels): Remove unused labels.
5351 2007-05-01 Richard Guenther <rguenther@suse.de>
5353 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5354 if it is not about to be set.
5355 (get_value_range): Do not pre-allocate equiv bitmap.
5356 (update_value_range): No need to clear equiv field.
5357 (add_equivalence): Change prototype to get bitmap pointer.
5358 Allocate bitmap here if it is not already.
5359 (extract_range_from_assert): Do not allocate bitmap here.
5360 Update callers to add_equivalence.
5361 (extract_range_from_ssa_name): Likewise.
5362 (get_vr_for_comparison): New static helper.
5363 (compare_name_with_value): Handle NULL equiv bitmap by
5364 peeling the first iteration of the comparison loop.
5365 Use get_vr_for_comparison.
5366 (compare_names): Handle NULL equiv bitmaps by using fake
5367 ones. Use get_vr_for_comparison.
5369 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5371 * double-int.c (mpz_set_double_int): Moved from
5372 tree-ssa-loop-niter.c.
5373 (mpz_get_double_int): Likewise; also, add option to wrap
5374 out-of-range integers.
5375 * double-int.h: New prototypes for above.
5376 * tree.c (get_static_type_bounds): Moved from
5377 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5378 TYPE_MAX_VALUE if they exist..
5379 * tree.h: New prototype for above.
5380 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5381 get_type_bounds calls.
5382 (mpz_set_double_int): Move to double-int.c.
5383 (get_type_bounds): Move to tree.c, rename to
5384 get_static_type_bounds.
5385 (mpz_to_double_int): Move to double-int.c, rename to
5388 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5390 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5391 DIV0 exception can fall through to a normal return.
5393 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5397 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5398 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5399 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5400 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5401 initialize align to silence bogus warning.
5402 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5403 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5405 (struct sra_walk_fns): Remove use_all parameter from use.
5406 (sra_hash_tree): Handle BIT_FIELD_REFs.
5407 (sra_elt_hash): Don't hash bitfld blocks.
5408 (sra_elt_eq): Skip them in parent compares as well. Handle
5410 (sra_walk_expr): Don't maintain or pass down use_all_p.
5411 (scan_use): Remove use_all parameter.
5412 (scalarize_use): Likewise. Re-expand assignment to
5413 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5414 output, and re-scalarize after output. Don't mark anything
5416 (scalarize_ldst): Adjust.
5417 (scalarize_walk_gimple_modify_statement): Likewise.
5418 (build_element_name_1): Handle BIT_FIELD_REFs.
5419 (instantiate_element): Don't warn for any element whose parent
5421 (instantiate_missing_elements_1): Return the sra_elt.
5422 (canon_type_for_field): New.
5423 (try_instantiate_multiple_fields): New.
5424 (instantiate_missing_elemnts): Use them.
5425 (mark_no_warning): Removed.
5426 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5427 (REPLDUP, sra_build_elt_assignment): New.
5428 (generate_copy_inout): Use them.
5429 (generate_element_copy): Likewise. Handle bitfld differences.
5430 (generate_element_zero): Don't recurse for blocks. Use
5431 sra_build_elt_assignment.
5432 (generate_one_element_int): Take elt instead of var. Use
5433 sra_build_elt_assignment.
5434 (generate_element_init_1): Adjust.
5435 (scalarize_use, scalarize_copy): Use REPLDUP.
5436 (scalarize_ldst): Move assert before dereference.
5437 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5439 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5442 * tree.c (reconstruct_complex_type): Reconstruct a reference
5444 Also use the same mode for the pointer as the old pointer type.
5446 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5448 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5451 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5453 PR rtl-optimization/31676
5454 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5455 (df_refs_record): Call it.
5457 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5459 * rtl.def (SS_ABS): New code.
5460 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5461 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5462 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5463 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5464 (bfin_init_builtins): Define them.
5465 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5466 (bfin_expand_builtin): ... and handle the others here.
5467 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5468 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5469 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5470 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5471 operand is only HImode.
5473 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5475 * regclass.c (scan_one_insn): Remove splitting of
5478 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5479 Nigel Stephens <nigel@mips.com>
5481 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5483 2007-04-28 Jan Hubicka <jh@suse.cz>
5485 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5486 insn_locators_alloc instead of insn_locators_initialize;
5487 call reset_block_changes.
5488 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5489 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5490 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5491 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5492 * config/score/score.c (th_output_mi_thunk): Likewise.
5493 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5494 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5495 tolerate uninitialized locator info.
5498 * function.c (init_function_start): Don't init line number info.
5499 (expand_function_end): Update.
5500 (reset_block_changes, record_block_change, finalize_block_changes,
5501 check_block_change, free_block_changes): Kill.
5502 * function.h (reset_block_changes, record_block_change,
5503 finalize_block_changes, check_block_change, free_block_changes): Remove
5505 (struct function): Remove ib_boundaries_block.
5506 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5507 Use curr_insn_locator to initialize locator.
5508 (emit_line_note): Remove.
5509 * cfgexpand.c (expand_gimple_cond_expr): Update.
5510 (construct_exit_block): Likewise.
5511 (tree_expand_cfg): Initialize/finalize locators.
5512 * expr.c (expand_expr_real): Update.
5513 * cfglayout.c (line_locators_locs, line_locators_lines,
5514 file_locators_locs, file_locators_files): Remove.
5515 (set_block_levels): Move to cfgexpand.c.
5516 (insn_locators_initialize): Remove.
5517 (pass_insn_locators_initialize): Remove.
5518 (locations_locators_locs, locations_locators_vals): New static vars.
5519 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5521 (insn_locators_alloc, insn_locators_finalize,
5522 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5524 (locator_location): New.
5525 (locator_line, locator_file): Rewrite.
5526 * rtl.h (emit_line_note): Kill.
5527 (insn_locators_alloc, insn_locators_finalize,
5528 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5530 * tree-inline.c (initialize_cfun): Do not initialize
5531 ib_boundaries_block.
5532 * passes.c (pass_insn_locators_initialize): Remove.
5534 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5536 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5537 info. Update last_basic_block correctly.
5539 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5542 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5543 register itself to hold the offset constant. Tell flow the use
5544 of r4 and r5 when they are used.
5546 2007-04-27 Richard Guenther <rguenther@suse.de>
5548 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5549 if we simplified anything.
5550 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5551 warnings until we did a simplification and the stmt was not
5552 marked as TREE_NO_WARNING.
5554 2007-04-27 Mike Stump <mrs@apple.com>
5556 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5558 2007-04-27 Ian Lance Taylor <iant@google.com>
5561 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5562 TYPE_MAX_VALUE exist, convert them to the new type.
5564 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5566 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5567 if it claims to be available.
5568 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5570 (perform_tree_ssa_dce): Always free postdominators.
5572 2007-04-27 Richard Henderson <rth@redhat.com>
5574 * config/alpha/predicates.md (aligned_memory_operand): Mark
5575 as define_special_predicate.
5576 (unaligned_memory_operand, normal_memory_operand): Likewise.
5577 (reg_or_unaligned_mem_operand): Remove.
5578 (any_memory_operand): Match the documentation and check for
5579 non-renumbered pseudos during reload.
5580 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5581 alpha_secondary_reload_class, update to new interface, make static.
5582 Handle CQImode like HImode. Remove FP subreg check.
5583 (alpha_expand_mov): Use replace_equiv_address.
5584 (alpha_expand_mov_nobwx): Use any_memory_operand.
5585 (TARGET_SECONDARY_RELOAD): New.
5586 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5587 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5588 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5589 * config/alpha/alpha.md: ... here.
5590 (RELOAD12, reloadmode): New.
5592 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5593 Don't handle the aligned case here.
5594 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5595 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5596 reload_inhi_help. Don't expect a scratch register.
5597 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5599 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5601 2007-04-27 Richard Guenther <rguenther@suse.de>
5603 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5605 2007-04-27 Richard Guenther <rguenther@suse.de>
5607 PR tree-optimization/30965
5608 PR tree-optimization/30978
5609 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5610 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5611 (find_equivalent_equality_comparison): Likewise.
5612 (simplify_cond): Likewise.
5613 (get_prop_source_stmt): New helper.
5614 (get_prop_dest_stmt): Likewise.
5615 (can_propagate_from): Likewise.
5616 (remove_prop_source_from_use): Likewise.
5617 (combine_cond_expr_cond): Likewise.
5618 (forward_propagate_comparison): New function.
5619 (forward_propagate_into_cond): Rewrite to use fold for
5621 (tree_ssa_forward_propagate_single_use_vars): Call
5622 forward_propagate_comparison to propagate comparisons.
5624 2007-04-27 Richard Guenther <rguenther@suse.de>
5626 PR tree-optimization/31715
5627 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5628 sure to do computation on the offset in an appropriate
5631 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5633 * reload.h (elimination_target_reg_p): Declare.
5634 * reload.c (find_reloads): Don't apply the reg_rtx move
5635 optimization if the SET_DEST satisfies elimination_target_reg_p.
5636 * reload1.c (elimination_target_reg_p): New function.
5637 (gen_reload): In the move/add2 fallback, make sure that op0
5638 does not overlap the destination register.
5640 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5642 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5643 transform only GIMPLE_MODIFY_STMTs.
5644 * tree-complex.c (expand_complex_operations_1): Ditto.
5645 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5646 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5647 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5649 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5650 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5651 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5652 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5653 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5654 slpeel_add_loop_guard): Ditto.
5655 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5656 * lambda-code.c (perfect_nestify): Ditto.
5657 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5658 before the first statement.
5659 * tree-optimize.c (execute_free_datastructures): Fix comments.
5660 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5661 * tree-flow.h (disband_implicit_edges): Declaration removed.
5662 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5664 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5666 (disband_implicit_edges, has_label_p): Removed.
5667 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5668 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5670 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5672 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5673 also for COND_EXPRs.
5674 * cfgexpand.c (label_rtx_for_bb): New function.
5675 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5676 Use label_rtx_for_bb to find the labels.
5677 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5678 last block. Detect fallthru edges.
5680 2007-04-26 Ian Lance Taylor <iant@google.com>
5683 * reload.c (find_reloads_subreg_address): If the address was valid
5684 in the original mode but not in the new mode, reload the whole
5687 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5689 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5690 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5691 (cleanup_control_expr_graph): Do not invalidate dominance info.
5692 Record altered blocks.
5693 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5694 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5695 cleanup_tree_cfg_bb): New functions.
5696 (remove_forwarder_block): Do not maintain the worklist of blocks.
5697 Record altered blocks.
5698 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5700 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5701 delete_unreachable_blocks if dominators are not available.
5702 * tree-inline.c (optimize_inline_calls): Free dominance information
5704 * tree-flow.h (remove_edge_and_dominated_blocks,
5705 cfgcleanup_altered_bbs): Altered.
5706 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5708 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5710 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5711 do not invalidate dominators.
5713 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5715 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5716 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5717 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5718 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5720 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5722 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5724 2007-04-26 Richard Guenther <rguenther@suse.de>
5726 PR tree-optimization/31703
5727 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5728 the right type for the target of the bittest.
5730 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5732 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5733 ix86_sol10_return_in_memory.
5735 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5737 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5740 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5743 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5745 PR tree-optimization/30558
5746 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5747 clear this_state.prev_try.
5749 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5750 Mark Mitchell <mark@codesourcery.com>
5752 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5753 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5754 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5756 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5759 * doc/invoke.texi (%:print-asm-header): Document.
5760 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5762 (static_spec_functions): Add print-asm-header.
5763 (main): Print a banner before the --target-help linker options.
5764 (print_asm_header_spec_function): New function.
5766 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5769 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5770 (movsf_ie): Likewise.
5772 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5774 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5776 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5778 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5780 (__umodsi3, __modsi3): Likewise.
5782 2007-04-25 Dirk Mueller <dmueller@suse.de>
5784 * c-typeck.c (build_compound_expr): Annotate warning()
5785 call with OPT_Wunused_value.
5786 * tree-ssa.c (warn_uninit): Annotate warning with
5788 * c-common.c (handle_sentinel_attribute): Annotate warning
5789 call with OPT_Wattributes.
5791 2007-04-25 Thiemo Seufer <ths@mips.com>
5793 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5795 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5796 on to the assembler. Improve handling of -mno-mips16. Add handling
5797 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5798 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5799 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5800 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5802 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5805 * config/i386/winnt.c (i386_pe_file_end): Strip only
5806 USER_LABEL_PREFIX when writing export name.
5808 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5810 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5811 sh/elf.h, vx-common.h and vxworks.h.
5812 * config/sh/sh.h: Include config/vxworks-dummy.h.
5813 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5814 (OVERRIDE_OPTIONS): Use it.
5815 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5816 (vxworks_picreg): New pattern.
5817 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5818 VXWORKS_OS_CPP_BUILTINS.
5819 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5820 to their VXWORKS_* equivalents.
5821 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5822 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5823 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5824 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5825 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5826 -mrtp/-fPIC multilibs.
5827 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5828 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5829 (MULTILIB_OSDIRNAMES): Delete.
5831 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5834 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5836 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5838 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5839 rounding mode to be specified by the caller.
5840 (real_to_mpfr) Likewise.
5841 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5842 include new arguments.
5843 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5845 2007-04-24 Ian Lance Taylor <iant@google.com>
5847 PR tree-optimization/31605
5848 * tree-vrp.c (set_value_range): Check that min and max are not
5849 both overflow infinities.
5850 (set_value_range_to_value): New static function.
5851 (extract_range_from_binary_expr): Call set_value_range_to_value.
5852 (extract_range_from_cond_expr): Likewise.
5853 (extract_range_from_expr): Likewise.
5854 (extract_range_from_unary_expr): Likewise. Don't create a range
5855 which overflows on both sides.
5856 (vrp_meet): Check for a useless range.
5857 (vrp_visit_phi_node): If we see a constant which looks like an
5858 overflow infinity, turn off the TREE_OVERFLOW flag.
5860 2007-04-24 Ian Lance Taylor <iant@google.com>
5862 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5864 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5867 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5868 diagnostic message is being built.
5869 * tree-pretty-print.c (dump_generic_node): Only write the
5870 formatted text into BUFFER's stream if we are not building a
5872 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5874 * Makefile.in (toplev.o): Depend on tree-pass.h.
5876 2007-04-24 Ian Lance Taylor <iant@google.com>
5878 PR tree-optimization/31602
5879 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5880 conditionals in the copied loop header.
5881 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5882 warnings if TREE_NO_WARNING is set.
5883 * doc/invoke.texi (Warning Options): Clarify that
5884 -Wstrict-overflow does not warn about loops.
5886 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5888 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5889 expand on the comment about _Decimal128 arguments and check the
5890 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5891 that _Decimal128 argument uses even/odd register pair.
5892 (function_arg): Ditto.
5894 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5896 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5897 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5899 2007-04-24 Richard Guenther <rguenther@suse.de>
5900 Olga Golovanevsky <olga@il.ibm.com>
5902 * fold-const.c (multiple_of_p): Check for bottom
5905 2007-04-24 Richard Henderson <rth@redhat.com>
5907 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5908 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5909 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5910 looking for non-zero bits shifted out. Avoid a recursive call
5911 when constructing the scalar.
5912 (__floatundisf): Likewise.
5914 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5916 * dwarf2out.c (field_byte_offset): Move the existing logic
5917 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5918 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5920 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5923 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5924 argument of 0 for memset.
5925 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5926 unsigned shift instead of the signed variant.
5928 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5930 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5931 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5932 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5933 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5934 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5935 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5936 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5937 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5938 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5939 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5940 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5941 "mul<mode>3", "div<mode>3"): Insn definitions added.
5942 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5943 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5944 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5945 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5946 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5947 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5948 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5949 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5950 TARGET_FLOAT_FORMAT): Macro definitions removed.
5951 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
5952 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
5953 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
5954 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
5955 (s390_gen_rtx_const_DI): Function removed.
5956 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
5958 2007-04-24 Richard Sandiford <richard@codesourcery.com>
5960 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
5961 over an external ffs function.
5963 2007-04-24 Chao-ying Fu <fu@mips.com>
5964 Richard Sandiford <richard@nildram.co.uk>
5966 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
5967 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
5968 (smadd_widen_optab, umadd_widen_optab): Define.
5969 * optabs.c (init_optabs): Initialize smadd_widen_optab and
5971 * genopinit.c (optabs): Fill in smadd_widen_optab and
5973 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
5974 and umadd_widen_optab to implement multiply-add sequences.
5975 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
5976 (<u>maddsidi4): ...this. Extend condition to include
5977 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5978 of operand 0 to "ka" and use the three-operand form of madd<u>
5980 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
5982 * config/mips/constraints.md (ka): New register constraint.
5984 2007-04-24 Jan Hubicka <j@suse.cz>
5988 2007-04-23 Jan Hubicka <jh@suse.cz>
5989 * function.c (init_function_start): Don't init line number info.
5990 (expand_function_end): Update.
5991 (reset_block_changes, record_block_change, finalize_block_changes,
5992 check_block_change, free_block_changes): Kill.
5993 * function.h (reset_block_changes, record_block_change,
5994 finalize_block_changes, check_block_change, free_block_changes): Remove
5996 (struct function): Remove ib_boundaries_block.
5997 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5998 Use curr_insn_locator to initialize locator.
5999 (emit_line_note): Remove.
6000 * cfgexpand.c (expand_gimple_cond_expr): Update.
6001 (construct_exit_block): Likewise.
6002 (tree_expand_cfg): Initialize/finalize locators.
6003 * expr.c (expand_expr_real): Update.
6004 * cfglayout.c (line_locators_locs, line_locators_lines,
6005 file_locators_locs, file_locators_files): Remove.
6006 (set_block_levels): Move to cfgexpand.c.
6007 (insn_locators_initialize): Remove.
6008 (pass_insn_locators_initialize): Remove.
6009 (locations_locators_locs, locations_locators_vals): New static vars.
6010 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6012 (insn_locators_alloc, insn_locators_finalize,
6013 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6015 (locator_location): New.
6016 (locator_line, locator_file): Rewrite.
6017 * rtl.h (emit_line_note): Kill.
6018 (insn_locators_alloc, insn_locators_finalize,
6019 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6021 * tree-inline.c (initialize_cfun): Do not initialize
6022 ib_boundaries_block.
6023 * passes.c (pass_insn_locators_initialize): Remove.
6025 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6027 * doc/invoke.texi: Removed leading '-' from option index entries.
6029 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6031 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6033 (create_phi_node): Use set_phi_nodes.
6034 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6035 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6036 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6037 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6038 (bsi_start, bsi_last): Use bb_stmt_list.
6039 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6040 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6041 Traverse the statements using tsi iterator.
6042 * basic-block.h (struct basic_block_def): Fields stmt_list
6043 and phi_nodes moved to ...
6044 (struct tree_bb_info): ... new structure.
6045 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6046 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6047 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6048 (tree_verify_flow_info): Verify that il.tree is not set for
6049 entry and exit block.
6050 (tree_split_block): Use set_bb_stmt_list.
6052 2007-04-23 Mike Stump <mrs@apple.com>
6054 * config/i386/i386.c (ix86_tune_features
6055 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6058 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6060 * config/i386/i386.md (prefix_extra): New attribute.
6061 (length): Add prefix_extra.
6063 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6064 (sse2_movntv2di): Likewise.
6065 (sse2_cvtps2dq): Likewise.
6066 (sse2_cvtpd2pi): Likewise.
6067 (sse2_cvttpd2pi): Likewise.
6068 (*sse2_cvtpd2ps): Likewise.
6069 (*add<mode>3): Likewise.
6070 (sse2_ssadd<mode>3): Likewise.
6071 (sse2_usadd<mode>3): Likewise.
6072 (*sub<mode>3): Likewise.
6073 (sse2_sssub<mode>3): Likewise.
6074 (sse2_ussub<mode>3): Likewise.
6075 (*mulv8hi3): Likewise.
6076 (*smulv8hi3_highpart): Likewise.
6077 (*umulv8hi3_highpart): Likewise.
6078 (sse2_umulv2siv2di3): Likewise.
6079 (sse2_pmaddwd): Likewise.
6080 (ashr<mode>3): Likewise.
6081 (lshr<mode>3): Likewise.
6082 (ashl<mode>3): Likewise.
6083 (sse2_ashlti3): Likewise.
6084 (sse2_lshrti3): Likewise.
6085 (*umaxv16qi3): Likewise.
6086 (*smaxv8hi3): Likewise.
6087 (*uminv16qi3): Likewise.
6088 (*sminv8hi3): Likewise.
6089 (sse2_eq<mode>3): Likewise.
6090 (sse2_gt<mode>3): Likewise.
6091 (*and<mode>3): Likewise.
6092 (sse2_nand<mode>3): Likewise.
6093 (*ior<mode>3): Likewise.
6094 (*xor<mode>3): Likewise.
6095 (sse2_packsswb): Likewise.
6096 (sse2_packssdw): Likewise.
6097 (sse2_packuswb): Likewise.
6098 (sse2_punpckhbw): Likewise.
6099 (sse2_punpcklbw): Likewise.
6100 (sse2_punpckhwd): Likewise.
6101 (sse2_punpcklwd): Likewise.
6102 (sse2_punpckhdq): Likewise.
6103 (sse2_punpckldq): Likewise.
6104 (sse2_punpckhqdq): Likewise.
6105 (sse2_punpcklqdq): Likewise.
6106 (*sse2_pinsrw): Likewise.
6107 (*sse2_pextrw): Likewise.
6108 (sse2_pshufd_1): Likewise.
6109 (sse2_uavgv16qi3): Likewise.
6110 (sse2_uavgv8hi3): Likewise.
6111 (sse2_psadbw): Likewise.
6112 (sse2_pmovmskb): Likewise.
6113 (*sse2_maskmovdqu): Likewise.
6114 (*sse2_maskmovdqu_rex64): Likewise.
6115 (sse4a_extrqi): Likewise.
6116 (sse4a_extrq): Likewise.
6117 (sse3_lddqu): Set prefix_rep.
6118 (sse3_addsubv4sf3): Likewise.
6119 (sse3_haddv4sf3): Likewise.
6120 (sse3_hsubv4sf3): Likewise.
6121 (sse_cvtss2si): Likewise.
6122 (sse_cvtss2si_2): Likewise.
6123 (sse_cvtss2siq): Likewise.
6124 (sse_cvtss2siq_2): Likewise.
6125 (sse_cvttss2si): Likewise.
6126 (sse_cvttss2siq): Likewise.
6127 (sse2_cvttps2dq): Likewise.
6128 (sse3_movshdup): Likewise.
6129 (sse3_movsldup): Likewise.
6130 (sse2_cvtsd2si): Likewise.
6131 (sse2_cvtsd2si_2): Likewise.
6132 (sse2_cvtsd2siq): Likewise.
6133 (sse2_cvtsd2siq_2): Likewise.
6134 (sse2_cvttsd2si): Likewise.
6135 (sse2_cvttsd2siq): Likewise.
6136 (*sse2_cvtpd2dq): Likewise.
6137 (*sse2_cvttpd2dq): Likewise.
6138 (sse2_pshuflw_1): Likewise.
6139 (sse2_pshufhw_1): Likewise.
6140 (sse4a_insertqi): Likewise.
6141 (sse4a_insertq): Likewise.
6142 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6143 (ssse3_phadddv4si3): Likewise.
6144 (ssse3_phaddswv8hi3): Likewise.
6145 (ssse3_phsubwv8hi3): Likewise.
6146 (ssse3_phsubdv4si3): Likewise.
6147 (ssse3_phsubswv8hi3): Likewise.
6148 (ssse3_pmaddubswv8hi3): Likewise.
6149 (ssse3_pmulhrswv8hi3): Likewise.
6150 (ssse3_pshufbv16qi3): Likewise.
6151 (ssse3_psign<mode>3): Likewise.
6152 (ssse3_palignrti): Likewise.
6153 (abs<mode>2): Likewise.
6154 (ssse3_phaddwv4hi3): Set prefix_extra.
6155 (ssse3_phadddv2si3): Likewise.
6156 (ssse3_phaddswv4hi3): Likewise.
6157 (ssse3_phsubwv4hi3): Likewise.
6158 (ssse3_phsubdv2si3): Likewise.
6159 (ssse3_phsubswv4hi3): Likewise.
6160 (ssse3_pmaddubswv4hi3): Likewise.
6161 (ssse3_pmulhrswv4hi3): Likewise.
6162 (ssse3_pshufbv8qi3): Likewise.
6163 (ssse3_psign<mode>3): Likewise.
6164 (ssse3_palignrdi): Likewise.
6165 (abs<mode>2): Likewise.
6166 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6167 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6168 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6170 2007-04-23 Nick Clifton <nickc@redhat.com>
6172 * params.def: Fix formatting of emacs local variables.
6174 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6176 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6177 move if inter-unit move isn't allowed.
6178 Don't split moving the first element of V2DI to DI to inter-unit
6179 move if inter-unit move isn't allowed.
6181 2007-04-23 Richard Guenther <rguenther@suse.de>
6183 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6184 and CDI_POST_DOMINATORS separately.
6186 2007-04-23 Nick Clifton <nickc@redhat.com>
6188 * c.opt (Wformat-contains-nul): Add warning attribute.
6190 2007-04-23 Jan Hubicka <jh@suse.cz>
6192 * function.c (init_function_start): Don't init line number info.
6193 (expand_function_end): Update.
6194 (reset_block_changes, record_block_change, finalize_block_changes,
6195 check_block_change, free_block_changes): Kill.
6196 * function.h (reset_block_changes, record_block_change,
6197 finalize_block_changes, check_block_change, free_block_changes): Remove
6199 (struct function): Remove ib_boundaries_block.
6200 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6201 Use curr_insn_locator to initialize locator.
6202 (emit_line_note): Remove.
6203 * cfgexpand.c (expand_gimple_cond_expr): Update.
6204 (construct_exit_block): Likewise.
6205 (tree_expand_cfg): Initialize/finalize locators.
6206 * expr.c (expand_expr_real): Update.
6207 * cfglayout.c (line_locators_locs, line_locators_lines,
6208 file_locators_locs, file_locators_files): Remove.
6209 (set_block_levels): Move to cfgexpand.c.
6210 (insn_locators_initialize): Remove.
6211 (pass_insn_locators_initialize): Remove.
6212 (locations_locators_locs, locations_locators_vals): New static vars.
6213 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6215 (insn_locators_alloc, insn_locators_finalize,
6216 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6218 (locator_location): New.
6219 (locator_line, locator_file): Rewrite.
6220 * rtl.h (emit_line_note): Kill.
6221 (insn_locators_alloc, insn_locators_finalize,
6222 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6224 * tree-inline.c (initialize_cfun): Do not initialize
6225 ib_boundaries_block.
6226 * passes.c (pass_insn_locators_initialize): Remove.
6228 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6231 * expr.c (reduce_to_bit_field_precision): Handle
6234 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6236 PR tree-optimization/24659
6237 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6238 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6239 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6240 * genopinit.c (optabs): Rename vec_pack_mod_optab
6241 to vec_pack_trunc_optab.
6242 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6243 early for scalar floating point operands for NOP_EXPR.
6244 (vectorizable_type_promotion): Ditto.
6245 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6246 vec_pack_trunc_optab.
6247 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6249 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6250 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6251 Rename from VEC_PACK_MOD_EXPR.
6252 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6253 * expr.c (expand_expr_real_1): Ditto.
6254 * tree-inline.c (estimate_num_insns_1): Ditto.
6255 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6257 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6258 (vec_unpacks_lo_v4sf): Ditto.
6259 (vec_pack_trunc_v2df): Ditto.
6260 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6261 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6262 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6264 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6266 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6268 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6269 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6270 packing of floating point operands.
6271 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6272 represent unpacking of floating point operands.
6273 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6274 [vec_unpacks_hi]: Ditto.
6275 [vec_unpacks_lo]: Ditto.
6277 2007-04-22 Jan Hubicka <jh@suse.cz>
6279 * final.c (rest_of_handle_final): Call
6280 targetm.asm_out.constructor/targetm.asm_out.destructor
6281 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6282 proper priority via decl_*_priority_insert.
6283 * c-common.c (c_expand_body): Likewise.
6285 2007-04-22 Richard Guenther <rguenther@suse.de>
6287 PR tree-optimization/29789
6288 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6289 (rewrite_reciprocal): New helper split out from
6290 determine_invariantness_stmt.
6291 (rewrite_bittest): Likewise.
6292 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6293 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6296 2007-04-22 Revital Eres <eres@il.ibm.com>
6298 * loop-unroll.c (var_to_expand): New field to support also
6299 insns of the form x = something + x.
6300 (analyze_insn_to_expand_var): Use it.
6301 (expand_var_during_unrolling): Likewise.
6303 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6305 * predict.c: Include pointer-set.h.
6306 (bb_predictions): New variable.
6307 (tree_predicted_by_p, tree_predict_edge,
6308 remove_predictions_associated_with_edge): Use bb_predictions map
6309 instead of bb->predictions.
6310 (clear_bb_predictions, assert_is_empty): New functions.
6311 (combine_predictions_for_bb): Use bb_predictions map. Call
6312 clear_bb_predictions.
6313 (tree_estimate_probability): Create and free bb_predictions map.
6314 * Makefile.in (predict.o): Add pointer-set.h dependency.
6315 * basic-block.h (struct basic_block_def): Remove predictions
6317 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6319 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6322 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6325 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6327 * timevar.c (timevar_print): Change reference of --disable-checking to
6328 --enable-checking=release. Also warn if assert checking is disabled.
6330 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6333 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6334 decl as addressable if the compound literal was marked as
6336 Mark the decl as a gimple register if it is a complex or
6337 vector decl and does not live in memory.
6339 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6341 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6342 (GENERIC_NEXT): New function macro.
6343 (PHI_CHAIN): Use phi_node's new chain variable.
6344 (tree_phi_node): Change tree_common to tree_base
6345 and add the chain field.
6346 * tree-phinodes.c (make_phi_node): Don't set
6347 TREE_TYPE on the new node.
6348 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6349 instead of checking GIMPLE_TUPLE_P in chain_next.
6350 * tree-vect-transform.c
6351 (get_initial_def_for_induction): Look at
6352 PHI_RESULT_TREE for the type of the phi node.
6353 (update_vuses_to_preheader): Use PHI_CHAIN
6354 instead of TREE_CHAIN on the phi node.
6355 * tree-ssa-structalias.c (compute_points_to_sets):
6357 (ipa_pta_execute): Likewise.
6359 2007-04-21 Richard Guenther <rguenther@suse.de>
6362 * fold-const.c (fold_unary): Call fold_convert_const on the
6365 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6367 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6368 (store_killed_in_pat): New.
6370 2007-04-20 Richard Henderson <rth@redhat.com>
6373 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6374 TREE_LIST with a void_type_node value, not void_list_node exactly.
6376 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6378 * doc/standards.texi: Re-arrange into language-specific
6379 subsections. Add a C++ section, documenting which standards we
6382 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6384 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6385 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6387 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6389 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6390 ecrti.o and crtbegin.o.
6391 (LIB_DEFAULT_SPEC): Include -lc.
6392 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6394 2007-04-20 Richard Henderson <rth@redhat.com>
6397 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6398 argument; update all callers.
6399 (get_unaligned_offset): New.
6400 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6401 get_unaligned_address, just pass on the address directly.
6402 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6403 the subreg in the helper patterns.
6404 (unaligned_extendqidi_le): Use get_unaligned_offset.
6405 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6406 (unaligned_extendhidi_be): Likewise.
6407 (unaligned_extendhidi): Tidy.
6408 * config/alpha/alpha-protos.h: Update.
6410 2007-04-20 Richard Henderson <rth@redhat.com>
6412 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6413 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6414 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6415 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6416 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6417 (CPP_SPEC): Don't include %(cpp_subtarget).
6418 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6419 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6420 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6422 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6424 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6425 for __builtin_ia32_cmpordss.
6427 PR tree-optimization/31632
6428 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6429 and arg1 for optimizations of comparison against min/max values.
6430 Fold arg0 to arg1's type for optimizations of comparison against
6431 min+1 and max-1 values.
6433 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6435 * reload.c (combine_reloads): When trying to use a dying register,
6436 check whether it's uninitialized and don't use if so.
6438 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6440 * fold-const.c: Remove prototypes for native_encode_expr and
6441 native_interpret_expr.
6442 (native_encode_expr): Make non-static.
6443 (native_interpret_expr): Likewise.
6444 * tree.h: Add prototypes for the above.
6446 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6448 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6449 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6450 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6451 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6452 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6453 Add length attributes.
6455 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6457 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6460 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6461 __STDC_WANT_DEC_FP__.
6463 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6465 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6466 for long double compatibility.
6467 * configure: Regenerate.
6469 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6471 PR rtl-optimization/29841
6472 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6474 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6475 that may cause control flow transfer from being moved.
6477 2007-04-18 Jan Hubicka <jh@suse.cz>
6479 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6482 2007-04-18 Eric Christopher <echristo@apple.com>
6484 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6485 only. Update operands.
6486 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6487 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6488 link register to pic register.
6490 2007-04-18 Dirk Mueller <dmueller@suse.de>
6493 * tree-vrp.c (search_for_addr_array): New.
6494 (check_array_bounds): Suppress warning about
6495 address taken of array refs if its not de-referenced.
6497 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6499 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6500 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6502 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6503 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6504 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6506 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6508 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6510 (vect_analyze_scalar_cycles): Fix indentation.
6511 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6512 (vect_mark_relevant): Include phis in relevance analysis.
6514 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6516 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6518 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6519 output_operand_lossage().
6521 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6523 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6524 the unused code for reduction without adjust-in-epilog to simplify the
6527 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6529 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6530 (S390_TDC_NEGATIVE_ZERO): New constant.
6531 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6532 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6533 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6534 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6535 (S390_TDC_POSITIVE_INFINITY): New constant.
6536 (S390_TDC_NEGATIVE_INFINITY): New constant.
6537 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6538 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6539 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6540 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6541 (S390_TDC_INFINITY): New constant.
6542 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6543 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6544 optimization for UNSPEC_CCZ_TO_INT.
6545 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6546 ("*ccz_to_int"): New insn.
6547 ("isinf<mode>2"): New insn.
6548 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6549 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6550 (UNSPEC_CCZ_TO_INT): New constant.
6552 2007-04-18 Richard Guenther <rguenther@suse.de>
6554 PR tree-optimization/19431
6555 PR tree-optimization/21463
6556 * tree-pass.h (pass_phiprop): Declare.
6557 * passes.c (init_optimization_passes): New phiprop pass.
6558 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6559 (phivn_valid_p): New helper function.
6560 (phiprop_insert_phi): Likewise.
6561 (propagate_with_phi): Likewise.
6562 (tree_ssa_phiprop): New propagator propagating loads
6563 through phi nodes if profitable.
6565 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6567 * tree-vect-analyze.c (process_use): New function.
6568 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6569 Check phis in all bbs.
6570 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6573 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6575 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6578 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6581 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6584 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6586 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6588 (sse_vmmulv4sf3): Likewise.
6589 (sse2_vmaddv2df3): Likewise.
6590 (sse2_vmmulv2df3): Likewise.
6592 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6594 PR rtl-optimization/31360
6595 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6596 (target_reg_cost): New.
6597 (init_set_costs): Initialize target_reg_cost. Add comments
6598 regarding the rationale of the costs.
6599 (global_cost_for_size): Renamed to...
6600 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6601 of register pressure.
6602 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6603 estimate_reg_pressure_cost. Add number of ivs.
6604 (determine_set_costs): Dump target_reg_cost.
6605 * loop-invariant.c (gain_for_invariant): Use
6606 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6607 (best_gain_for_invariant, find_invariants_to_move): Remove
6609 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6610 (target_reg_cost): Declare.
6611 (global_cost_for_size): Declaration removed.
6612 (estimate_reg_pressure_cost): Declare.
6614 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6616 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6617 regnos into even/odd register pairs.
6618 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6619 TDmode similar to the other floating point modes.
6620 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6621 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6623 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6624 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6625 (movdd_hardfloat64): Use TARGET_MFPGPR.
6627 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6629 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6632 2005-01-05 Richard Henderson <rth@redhat.com>
6634 * reload1.c (do_input_reload): Restrict the optimization deleteing
6635 a previous output reload to RELOAD_FOR_INPUT.
6637 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6639 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6640 induc_vec_info_type.
6641 (vectorizable_induction): New function declaration.
6642 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6643 check if already vectorized. Find first place in BB where new stmts
6644 can be inserted. Takes only one argument.
6645 (vectorizable_induction): New function.
6646 (vect_transform_stmt): Add case for induc_vec_info_type to call
6647 vectorizable_induction.
6648 (vect_transform_loop): Consider phis for vectorization.
6649 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6651 (analyze_operations): Call vectorizable_induction when analyzing phis.
6653 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6654 (vect_mark_relevant): Include phis in relevance analysis.
6655 (vect_mark_stmts_to_be_vectorize): Likewise.
6656 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6658 2007-04-16 Lawrence Crowl <crowl@google.com>
6660 * doc/invoke.texi (Debugging Options): Add documentation for the
6661 -femit-struct-debug options -femit-struct-debug-baseonly,
6662 -femit-struct-debug-reduced, and
6663 -femit-struct-debug-detailed[=...].
6665 * c-opts.c (c_common_handle_option): Add
6666 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6667 and OPT_femit_struct_debug_detailed_.
6668 * c.opt: Add specifications for
6669 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6670 and -femit-struct-debug-detailed[=...].
6671 * opts.c (set_struct_debug_option): Parse the
6672 -femit-struct-debug-... options.
6673 * opts.c (matches_main_base, main_input_basename,
6674 main_input_baselength, base_of_path, matches_main_base): Add
6675 variables and functions to compare header base name to compilation
6677 * opts.c (should_emit_struct_debug): Add to determine to emit a
6678 structure based on the option.
6679 (dump_struct_debug) Also disabled function to debug this
6681 * opts.c (handle_options): Save the base name of the
6684 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6685 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6686 This hook indicates if a type is generic. Set it by default
6688 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6689 to determine if a struct type is generic or not.
6690 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6691 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6692 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6695 * flags.h (enum debug_info_usage): Add an enumeration to describe
6696 a program's use of a structure type.
6697 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6698 to indicate the program's usage of the type. Filter structs based
6699 on the -femit-struct-debug-... specification.
6700 (gen_type_die): Split into two routines, gen_type_die and
6701 gen_type_die_with_usage. gen_type_die is now a wrapper
6702 that assumes direct usage.
6703 (gen_type_die_with_usage): Replace calls to gen_type_die
6704 with gen_type_die_with_usage adding the program usage of
6705 the referenced type.
6706 (dwarf2out_imported_module_or_decl): Suppress struct debug
6707 information using should_emit_struct_debug when appropriate.
6709 2007-04-16 Ian Lance Taylor <iant@google.com>
6711 PR tree-optimization/31522
6712 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6713 (vrp_initialize): Allocate vr_phi_edge_counts.
6714 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6715 executable edge. Drop test for all constants.
6716 (vrp_finalize): Free vrp_phi_edge_counts.
6718 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6719 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6721 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6722 predecessors at head rather than tail.
6724 2007-04-16 Matthias Klose <doko@debian.org>
6726 * config/alpha/linux.h (CPP_SPEC): Define.
6727 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6729 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6731 * function.h: Remove sequence_stack extern declaration.
6733 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6735 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6737 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6740 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6742 * config/avr/avr.c (avr_arch_types): Rearranging array.
6743 (enum avr_arch): Add.
6744 (avr_mcu_types): Use avr_arch enumeration constants instead of
6746 * config/avr/avr.h (LINK_SPEC): Simplify.
6748 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6750 * config/m68k/m68k.c (m68k_libcall_value,
6751 m68k_function_value): Use macros for register names more.
6753 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6755 (M68K_REGNAME): Use A6_REG.
6756 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6758 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6761 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6762 'pending_read_list_length' and 'pending_write_list_length'. Update
6764 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6765 to handle two length counters instead of one. Update all uses.
6766 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6767 two length counters instead of one.
6768 * sched-rgn.c (propagate_deps): Update to handle two length counters
6771 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6774 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6775 copy of source, pass it to ix86_expand_vector_set and return
6778 2007-04-16 David Ung <davidu@mips.com>
6779 Joseph Myers <joseph@codesourcery.com>
6781 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6782 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6783 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6784 Add 74K processor information.
6785 * config/mips/mips.md: Include 74k.md.
6786 (cpu): Add 74kc,74kf,74kx.
6787 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6788 * config/mips/74k.md: New.
6789 * doc/invoke.texi (MIPS Options): Document 74K support.
6791 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6793 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6794 vectorizable_* functions.
6795 * tree-vect-transform.c (vectorizable_call): Add check for
6796 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6797 (vectorizable_store): likewise.
6798 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6800 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6801 (vectorizable_type_promotion, vectorizable_load): Likewise.
6802 (vectorizable_live_operation, vectorizable_condition): Likewise.
6803 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6805 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6807 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6809 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6810 register numbers more.
6811 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6812 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6813 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6814 FUNCTION_VALUE_REGNO_P): Likewise.
6815 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6816 STATIC_CHAIN_REGNUM): Likewise.
6817 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6818 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6819 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6820 * config/m68k/m68k.md (FP_REG): New.
6822 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6824 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6827 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6829 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6830 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6833 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6835 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6838 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6841 * c-decl.c (finish_decl): Grab the type of the decl after the call
6842 to store_init_value.
6844 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6846 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6848 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6851 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6852 post dominators and cleanup cfg before returning.
6854 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6856 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6857 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6859 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6861 * config.gcc: Recognize fido.
6862 * config/m68k/m68k-devices.def (fidoa): New.
6863 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6865 (FL_FIDOA, TARGET_FIDOA): New.
6866 * config/m68k/m68k.opt (mfidoa): New.
6868 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6871 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6872 when a personality function is used.
6874 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6876 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6878 2007-04-13 Mike Stump <mrs@apple.com>
6880 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6882 * config/darwin.opt (fapple-kext): Make C++ only.
6883 * config/darwin.c (darwin_override_options): Remove code to ensure
6884 -fapple-kext is given for C++ only.
6886 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6888 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6889 * config/mips/mips.c (override_options): Call
6890 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6892 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6894 * config/i386/i386.opt (msvr3-shlib): Removed.
6896 * doc/invoke.texi: Remove -msvr3-shlib.
6898 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6900 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6901 with "popcnt" instruction.
6903 2007-04-13 Richard Guenther <rguenther@suse.de>
6905 PR tree-optimization/21258
6906 * tree-vrp.c (compare_case_labels): New helper.
6907 (find_switch_asserts): New function.
6908 (find_assert_locations): Call it for SWITCH_EXPRs.
6910 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6912 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6913 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6914 check is now implied in X87_FLOAT_MODE_P.
6915 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6916 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6917 (fix_trunc<mode>_i386_fisttp): Ditto.
6918 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6919 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6920 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6921 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6922 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6923 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6924 (unnamed_splitters): Ditto.
6925 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6926 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6927 FIRST_SSE_REG for local functions when SSE math is enabled or
6928 for functions with sseregparm attribute.
6929 (standard_80387_constant_p): Return -1 if mode is not
6931 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6932 (ix86_expand_compare): Ditto.
6933 (ix86_expand_carry_flag_compare): Ditto.
6934 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6935 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6936 DECIMAL_FLOAT_MODE_P.
6937 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6938 of SCALAR_FLOAT_MODE_P.
6939 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6940 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6941 checks before FLOAT_MODE_P.
6942 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6943 before FLOAT_MODE_P.
6948 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6950 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6951 Charles Wilson <libtool@cwilson.fastmail.fm>
6953 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
6954 (libgcc.mvars): Don't depend on them.
6955 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
6956 * exec-tool.in: New.
6958 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
6960 * doc/invoke.text (--help): Document --help=common.
6962 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
6964 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
6966 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6968 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
6969 * genemit.c (main): Emit #include "integrate.h".
6970 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
6971 (LOADGP_RTP): New mips_loadgp_style.
6972 * config/mips/mips.h: Include config/vxworks-dummy.h.
6973 (TARGET_RTP_PIC): New macro.
6974 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
6975 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
6976 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
6978 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
6979 -mvxworks-pic when using -mrtp and a PIC option.
6980 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
6982 (mips_symbolic_constant_p, mips_symbolic_address_p)
6983 (mips_symbol_insns): Handle SYMBOL_HALF.
6984 (override_options): Warn about -G and -mrtp being used together.
6985 Initialize mips_lo_relocs[SYMBOL_HALF].
6986 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
6987 (mips_emit_loadgp): Handle LOADGP_RTP.
6988 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
6989 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
6990 (tablejump): Handle function-relative case table entries if
6992 * config/mips/predicates.md (symbol_ref_operand): New predicate.
6994 2007-04-12 Richard Sandiford <richard@codesourcery.com>
6996 * config/mips/mips.md (load_call<mode>): Allow any general register.
6998 (sibcall_value_internal, sibcall_value_multiple_internal)
6999 (call_value_internal, call_value_split, call_value_multiple_internal)
7000 (call_value_multiple_split): Remove constraints from operand 0.
7002 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7004 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7005 rather than loadgp_noshared.
7006 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7007 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7009 * config/mips/mips.md (loadgp): Rename to...
7010 (loadgp_newabi): ...this.
7011 (loadgp_noshared): Rename to...
7012 (loadgp_absolute): ...this.
7014 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7016 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7017 false for locally-binding symbols.
7018 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7020 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7022 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7023 (SYMBOL_GOT_PAGE_OFST): ...this.
7024 (SYMBOL_GOT_GLOBAL): Rename to...
7025 (SYMBOL_GOT_DISP): ...this.
7026 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7027 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7028 * config/mips/mips.c (mips_global_symbol_p): New function.
7029 (mips_symbol_binds_local_p): Likewise.
7030 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7031 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7032 and mips_symbol_binds_local_p.
7033 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7034 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7035 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7037 (mips_ok_for_lazy_binding_p): New function.
7038 (mips_load_call_address, mips_expand_call): Use it.
7039 (mips_dangerous_for_la25_p): Likewise.
7040 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7041 (*got_disp<mode>): Use got_disp_operand instead of
7042 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7043 SYMBOL_GOTOFF_GLOBAL.
7044 (*got_page<mode>): Use got_page_ofst_operand instead of
7046 * config/mips/predicates.md (const_call_insn_operand): Use
7047 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7048 (global_got_operand): Rename to...
7049 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7051 (local_got_operand): Rename to...
7052 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7053 of SYMBOL_GOT_LOCAL.
7055 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7057 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7058 TARGET_CALL_CLOBBERED_GP.
7059 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7060 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7061 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7062 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7063 of TARGET_ABICALLS && !TARGET_NEWABI.
7064 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7065 * config/mips/mips.c (mips_load_call_address): Check
7066 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7067 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7068 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7069 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7070 TARGET_ABICALLS && TARGET_NEWABI.
7071 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7073 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7074 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7075 TARGET_ABICALLS && TARGET_NEWABI.
7076 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7077 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7078 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7079 whether indirect calls must use $25.
7080 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7082 * config/mips/mips.md (jal_macro): Check flag_pic and
7083 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7084 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7085 instead of TARGET_ABICALLS.
7086 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7087 TARGET_ABICALLS && TARGET_OLDABI.
7088 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7089 (sibcall): In the comment above the define_insn, mention
7090 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7091 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7092 instead of TARGET_ABICALLS.
7094 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7096 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7097 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7098 (MACFLAGS_MATCH_P): New macro.
7099 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7100 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7101 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7102 the other MACFLAG constants.
7103 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7104 (flag_machi): Tighten constraints. Renumber some of the operands.
7105 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7107 (flag_machi_parts_acconly): New pattern.
7108 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7110 (flag_macinit1hi): Tighten constraints.
7111 (flag_mul_macv2hi_parts_acconly): New pattern.
7113 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7114 Use a more efficient implementation.
7115 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7116 inline sequences when not optimizing for size.
7118 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7119 movhi_high2low): Delete, merge functionality into...
7120 (packv2hi): ... this pattern.
7122 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7123 * config/bfin/bfin.opt (msim): New option.
7124 (mcpu=): New option.
7125 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7126 (bfin_cpu_t): Typedef of enum bfin_cpu.
7127 (bfin_cpu_type): New declaration.
7128 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7129 -msim and -mcpu= options.
7130 (LIB_SPEC): Likewise.
7131 * config/bfin/bfin.c (bfin_cpu_type): Define.
7132 (bfin_handle_option): Handle -mcpu= option.
7133 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7134 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7135 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7137 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7139 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7140 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7141 (powerpc-wrs-vxworksae): Use ${tm_file}.
7142 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7143 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7144 * config/i386/vx-common.h: New file.
7146 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7148 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7151 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7153 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7156 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7160 * c-common.c (c_build_qualified_type): Set canonical type
7163 2007-04-12 Richard Guenther <rguenther@suse.de>
7165 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7166 lower bound and element size if lower bound is not zero
7167 or either of the ARRAY_REF operands is set.
7169 2007-04-12 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/24689
7172 PR tree-optimization/31307
7173 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7175 * gimplify.c (canonicalize_addr_expr): To be consistent with
7176 gimplify_compound_lval only set operands two and three of
7177 ARRAY_REFs if they are not gimple_min_invariant. This makes
7178 it never at this place.
7179 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7181 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7183 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7184 null before emitting a .nsubspa directive.
7186 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7188 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7189 need_to_partition_p if there are no memory statements in the
7192 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7194 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7195 (gcd_of_steps_may_divide_p): New function.
7196 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7198 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7200 * reload.c (find_reloads_toplev, find_reloads_address,
7201 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7202 not a pointer equality test, to decide if we need to call
7203 push_reg_equiv_alt_mem.
7205 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7207 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7208 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7209 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7211 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7213 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7214 vector to be positive.
7216 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7220 * doc/invoke.texi: Document --params max-aliased-vops and
7222 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7223 debug_memory_partitions): Move to tree-flow.h
7224 * params.h (AVG_ALIASED_VOPS): Define.
7225 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7227 (mp_info_t): Likewise.
7228 (get_mem_sym_stats_for): New.
7229 (set_memory_partition): Move from tree-flow-inline.h.
7230 (mark_non_addressable): Only clear the set of symbols for the
7231 partition if it exists.
7232 (dump_memory_partitions): Move from tree-ssa-operands.c
7233 (debug_memory_partitions): Likewise.
7234 (need_to_partition_p): New.
7235 (dump_mem_ref_stats): New.
7236 (debug_mem_ref_stats): New.
7237 (dump_mem_sym_stats): New.
7238 (debug_mem_sym_stats): New.
7239 (update_mem_sym_stats_from_stmt): New.
7240 (compare_mp_info_entries): New.
7241 (mp_info_cmp): Call it.
7242 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7244 (get_mpt_for): Move from tree-ssa-operands.c.
7245 (find_partition_for): New.
7246 (create_partition_for): Remove.
7247 (estimate_vop_reduction): New.
7248 (update_reference_counts): New.
7249 (build_mp_info): New.
7250 (compute_memory_partitions): Refactor.
7251 Document new heuristic.
7252 Call build_mp_info, update_reference_counts,
7253 find_partition_for and estimate_vop_reduction.
7254 (compute_may_aliases): Populate virtual operands before
7255 calling debugging dumps.
7256 (delete_mem_sym_stats): New.
7257 (delete_mem_ref_stats): New.
7258 (init_mem_ref_stats): New.
7259 (init_alias_info): Call it.
7260 (maybe_create_global_var): Remove alias_info argument.
7261 Get number of call sites and number of pure/const call sites
7262 from gimple_mem_ref_stats().
7263 (dump_alias_info): Call dump_memory_partitions first.
7264 (dump_points_to_info_for): Show how many times a pointer has
7266 * opts.c (decode_options): For -O2 set --param
7267 max-aliased-vops to 500.
7268 For -O3 set --param max-aliased-vops to 1000 and --param
7269 avg-aliased-vops to 3.
7270 * fortran/options.c (gfc_init_options): Remove assignment to
7272 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7273 * tree-dfa.c (dump_variable): Dump memory reference
7275 Dump NO_ALIAS* settings.
7276 (referenced_var_lookup): Tidy.
7277 (mem_sym_stats): New.
7278 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7279 and ORIG are different SSA names for a memory partition.
7280 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7281 * tree-flow.h (struct mem_sym_stats_d): Define.
7282 (mem_sym_stats_t): Define.
7283 (struct mem_ref_stats_d): Define.
7284 (struct gimple_df): Add field mem_ref_stats.
7285 (enum noalias_state): Define.
7286 (struct var_ann_d): Add bitfield noalias_state.
7287 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7288 debug_mem_ref_stats, debug_memory_partitions,
7289 debug_mem_sym_stats): Declare.
7290 * tree-ssa-structalias.c (update_alias_info): Update call
7291 sites, pure/const call sites and asm sites in structure
7292 returned by gimple_mem_ref_stats.
7293 Remove local variable IS_POTENTIAL_DEREF.
7294 Increase NUM_DEREFS if the memory expression is a potential
7296 Call update_mem_sym_stats_from_stmt.
7297 If the memory references memory, call
7298 update_mem_sym_stats_from_stmt for all the direct memory
7299 symbol references found.
7300 (intra_create_variable_infos): Set noalias_state field for
7301 pointer arguments according to the value of
7302 flag_argument_noalias.
7303 * tree-ssa-structalias.h (struct alias_info): Remove fields
7304 num_calls_found and num_pure_const_calls_found.
7305 (update_mem_sym_stats_from_stmt): Declare.
7306 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7307 Set default value to 100.
7308 (PARAM_AVG_ALIASED_VOPS): Define.
7310 2007-04-11 Richard Guenther <rguenther@suse.de>
7313 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7314 a * -b + c as c - a * b if we honor sign dependent rounding.
7316 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7318 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7320 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7321 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7323 (initialize_trampoline): Don't use old-style function definition.
7324 (bfin_secondary_reload): Mark IN_P argument as unused.
7326 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7328 PR tree-optimization/31343
7329 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7330 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7331 * testsuite/gcc.dg/vect/pr31343.c: New.
7333 2007-04-10 Eric Christopher <echristo@apple.com>
7335 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7336 * config/i386/i386.md (*cmpfp0): Use.
7337 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7338 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7339 (fix_trunc<mode>_i386_fisttp): Ditto.
7340 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7341 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7342 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7343 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7344 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7345 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7346 (unnamed_splitters): Ditto.
7347 * config/i386/i386.c (output_fix_trunc): Assert that
7348 we're not being passed a TFmode operand.
7350 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7352 PR tree-optimization/31526
7353 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7354 n_basic_blocks to find newly added blocks.
7356 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7358 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7360 (fix_trunc<mode>si_sse): Ditto.
7361 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7362 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7363 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7364 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7365 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7366 expander using SSEMODEF mode macro.
7367 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7368 expander using SSEMODEF mode macro.
7369 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7370 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7371 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7372 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7373 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7374 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7375 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7376 Macroize insn using X87MODEF mode macro.
7378 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7380 * config/i386/sse.md (sse2_pinsrw): Removed.
7381 (sse2_pextrw): Renamed to ...
7382 (*sse2_pextrw): This.
7384 2007-04-09 Jan Hubicka <jh@suse.cz>
7387 * config/i386/sse.md
7388 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7389 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7390 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7391 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7393 2007-04-09 Jan Hubicka <jh@suse.cz>
7395 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7396 multiple fields of union.
7398 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7400 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7401 (create_preheaders): Check that loops are available.
7402 (fix_loop_structure): Clean up, improve comments.
7403 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7404 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7406 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7407 * predict.c (tree_estimate_probability): Do not call
7408 calculate_dominance_info. Call create_preheaders.
7409 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7410 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7412 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7413 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7414 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7415 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7418 2007-04-08 Jan Hubicka <jh@suse.cz>
7420 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7421 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7422 * fold-const.c (fold_unary): Use it.
7424 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7426 * varasm.c (assemble_variable): Remove call to
7427 lang_hooks.decls.prepare_assemble_variable.
7428 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7429 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7430 * langhooks.h (lang_hooks_for_decls): Remove
7431 prepare_assemble_variable.
7433 2007-04-08 Mike Stump <mrs@apple.com>
7435 * config/i386/i386.c: Use inc/dec on Core2.
7437 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7439 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7440 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7441 lhd_tree_inlining_end_inlining): Remove.
7442 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7443 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7445 * langhooks-def.h (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 prototypes.
7448 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7449 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7450 LANG_HOOKS_TREE_INLINING_START_INLINING,
7451 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7453 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7456 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7459 * config/avr/predicates.md (io_address_operand): Delete predicate.
7460 (low_io_address_operand): Don't use 'mode' argument.
7461 (higth_io_address_operand): Rename ...
7462 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7463 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7466 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7468 Revert change removing staticp.
7470 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7473 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7476 2007-04-07 Bruce Korb <bkorb@gnu.org>
7478 * c.opt: Add -Wformat-contains-nul.
7479 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7481 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7482 the NUL byte warning.
7484 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7486 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7488 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7490 * tree.c (staticp): No longer use staticp langhook.
7491 * langhooks.c (lhd_staticp): Removed.
7492 * langhooks.h (struct lang_hooks): Remove staticp.
7493 * c-common.c (c_staticp): Remove.
7494 * c-common.h (c_staticp): Ditto.
7495 * langhooks-defs.h (lhd_staticp): Ditto.
7496 (LHD_HOOKS_STATICP): Ditto
7497 * tree.h (gcc_assert_lowered): New macro.
7499 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7501 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7502 argument "reliable".
7503 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7504 Add argument "reliable". Propagate it through calls.
7505 (infer_loop_bounds_from_undefined): Derive number of iterations
7506 estimates from references in blocks that do not dominate loop latch.
7507 (gcov_type_to_double_int): New function.
7508 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7509 and expected_loop_iterations_unbounded.
7510 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7511 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7512 * tree-data-ref.c (estimated_loop_iterations): Export.
7513 (get_references_in_stmt): Fix -- do not return addresses of local
7515 * cfgloop.h (expected_loop_iterations_unbounded,
7516 estimated_loop_iterations): Declare.
7518 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7520 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7522 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7524 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7525 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7526 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7527 Use output_387_reg_move().
7528 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7529 expander using X87MODEF12 mode macro.
7530 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7531 choosing register preferences. Use output_387_reg_move().
7532 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7533 instead of "x". Use output_387_reg_move().
7534 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7535 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7536 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7537 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7538 Use output_387_reg_move().
7539 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7541 (*truncxf?f_i387 splitter): Ditto.
7543 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7545 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7546 LANG_HOOKS_SAFE_FROM_P.
7547 * expr.c (safe_from_p): Remove langhook call.
7548 * langhooks.h (lang_hooks): Remove safe_from_p.
7549 (lhd_safe_from_p): Remove prototype.
7550 * langhooks.c (lhd_safe_from_p): Remove.
7552 2007-04-06 Jan Hubicka <jh@suse.cz>
7554 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7557 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7559 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7560 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7561 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7562 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7564 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7565 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7567 2007-04-05 Richard Henderson <rth@redhat.com>
7569 * config/alpha/alpha.c (print_operand) [+]: Remove.
7570 (alpha_end_function): Print nop if call at end of function.
7571 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7572 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7573 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7574 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7575 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7576 the call pattern. Update peepholes to match.
7578 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7580 * doc/extend.texi (Other Builtins): Add decimal float variants
7582 * builtins.def: Ditto.
7583 * builtins.c (expand_builtin): Ditto.
7585 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7586 H.J. Lu <hongjiu.lu@intel.com>
7589 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7590 of V8HImode when calling ix86_binary_operator_ok.
7591 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7592 (sdot_prodv8hi): Operands 1 and 2 must be register.
7594 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7596 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7597 initialize align to silence bogus warning.
7599 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7602 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7604 (struct sra_walk_fns): Remove use_all parameter from use.
7605 (sra_hash_tree): Handle BIT_FIELD_REFs.
7606 (sra_elt_hash): Don't hash bitfld blocks.
7607 (sra_elt_eq): Skip them in parent compares as well. Handle
7609 (sra_walk_expr): Don't maintain or pass down use_all_p.
7610 (scan_use): Remove use_all parameter.
7611 (scalarize_use): Likewise. Re-expand assignment to
7612 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7613 output, and re-scalarize after output. Don't mark anything
7615 (scalarize_ldst): Adjust.
7616 (scalarize_walk_gimple_modify_statement): Likewise.
7617 (build_element_name_1): Handle BIT_FIELD_REFs.
7618 (instantiate_element): Don't warn for any element whose parent
7620 (instantiate_missing_elements_1): Return the sra_elt.
7621 (canon_type_for_field): New.
7622 (try_instantiate_multiple_fields): New.
7623 (instantiate_missing_elemnts): Use them.
7624 (mark_no_warning): Removed.
7625 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7626 (REPLDUP, sra_build_elt_assignment): New.
7627 (generate_copy_inout): Use them.
7628 (generate_element_copy): Likewise. Handle bitfld differences.
7629 (generate_element_zero): Don't recurse for blocks. Use
7630 sra_build_elt_assignment.
7631 (generate_one_element_int): Take elt instead of var. Use
7632 sra_build_elt_assignment.
7633 (generate_element_init_1): Adjust.
7634 (scalarize_use, scalarize_copy): Use REPLDUP.
7635 (scalarize_ldst): Move assert before dereference.
7636 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7638 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7640 * regmove.c: Fix unused variable warnings due to previous commit.
7642 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7644 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7645 (regmove_bb_head): Remove.
7646 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7647 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7648 problems with fixup_match_1.
7649 Don't initialize/free regmove_bb_head.
7651 (reg_is_remote_constant_p): If an insn is in the same basic block
7652 but not before INSN, consider it remote, too.
7654 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7657 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7658 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7660 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7662 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7663 (CONDITIONAL_REGISTER_USAGE): Likewise.
7665 2007-04-04 Richard Henderson <rth@redhat.com>
7667 * config/alpha/lib1funcs.asm: Remove unused file.
7669 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7672 * opts.c (print_specific_help): Fix --help=<language>
7674 (common_handle_option): Support --help=common.
7676 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7679 * gcc.c (main): Do not run the linker if
7680 print_subprocess_help indicates that it shouldn't be
7683 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7686 * doc/invoke.texi (--help=): Document <languages> value, fix
7687 formatting in tables of values.
7689 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7691 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7692 dllimport attribute of virtual methods.
7694 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7696 * config/score/crti.asm: Change _bss_start to __bss_start.
7697 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7698 (OUTGOING_REG_PARM_STACK_SPACE) update.
7699 * config/score/score.opt: add options to make backend support
7700 score5, score5u, score7 and score7d.
7701 * config/score/score.md: Likewise.
7702 * config/score/misc.md: Likewise.
7703 * config/score/mac.md: Likewise.
7704 * doc/invoke.texi: Likewise.
7705 * doc/md.texi: update constraints define.
7707 2007-04-03 Richard Henderson <rth@redhat.com>
7709 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7710 an appropriate type, use the mode instead.
7712 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7714 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7715 Set the default --with-arch setting to mips2.
7716 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7717 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7718 (MULTILIB_OSDIRNAMES): Delete.
7719 (MULTILIB_DIRNAMES): Define.
7720 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7721 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7722 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7723 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7724 VXWORKS_OS_CPP_BUILTINS.
7725 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7726 (MIPS_DEBUGGING_INFO): Undefine.
7727 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7729 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7732 * fold-const.c (native_encode_real): Encode real.c provided longs
7733 as a series of 32-bit native integers.
7734 (native_interpret_real): Interpret buffer as a series of 32-bit
7737 2007-04-03 Richard Guenther <rguenther@suse.de>
7739 * genpreds.c (write_insn_constraint_len): Write function
7740 optimized for CONSTRAINT_LEN implementation.
7741 (write_tm_preds_h): Output insn_constraint_len inline and
7742 use it for CONSTRAINT_LEN.
7743 (write_insn_preds_c): Don't output insn_constraint_len.
7744 * doc/md.texi (define_register_constraint): Document multi-letter
7745 constraints shall have the same length if they start with the same
7748 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7751 * config/i386/i386.md (isinf<mode>2): Expand only when
7752 TARGET_C99_FUNCTIONS is set.
7754 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7756 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7757 (x86_64-*-linux*): Ditto.
7758 * config/i386/i386.opt (mpc): New option.
7759 * config/i386/i386.c (overrride_options): Handle
7760 ix87_precision_string.
7761 * config/i386/crtprec.c: New file.
7762 * config/i386/t-crtpc: Ditto.
7763 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7765 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7766 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7767 crtprec32.o, crtprec64.o and crtprec80.o.
7769 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7771 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7773 2007-04-02 Eric Christopher <echristo@apple.com>
7775 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7776 limitations on darwin.
7778 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7781 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7783 2007-04-02 Dave Korn <dave.korn@artimi.com>
7785 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7787 2007-04-02 Dave Korn <dave.korn@artimi.com>
7789 * libgcc2.h (exception_descriptor): Don't forward-declare.
7790 (__get_eh_table_language, __get_eh_table_version): Delete
7791 prototypes of long-dead functions.
7793 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7795 * ebitmap.h: New file
7796 * ebitmap.c: New file
7797 * Makefile.in (ebitmap.o): New target.
7799 2007-04-01 Jan Hubicka <jh@suse.cz>
7801 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7802 before very first instruction.
7804 2007-04-01 Jan Hubicka <jh@suse.cz>
7806 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7807 waring on 64bit hosts.
7808 * bitmap.h: Fix typo in bitmap_head_def.
7810 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7812 PR rtl-optimization/31391
7813 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7814 into a DELETED_LABEL note, and the label is in an empty basic
7815 block, update BB_END as well as BB_HEAD.
7817 2007-04-01 Richard Henderson <rth@redhat.com>
7819 PR tree-optimization/31169
7820 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7821 to varying if the range is outside [0, prec-1].
7823 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7826 * config/mips/mips.md (load_const_gp): New insn.
7827 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7828 the MIPS16 GP pseudo register if no_new_pseudos.
7829 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7831 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7834 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7836 (call_value): Likewise.
7838 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7839 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7842 * doc/invoke.texi: (optimization options): Reword description
7843 of -ffast-math. Document its primary purpose.
7845 2007-03-31 Richard Guenther <rguenther@suse.de>
7847 * omp-low.c (splay-tree.h): Include.
7848 (lookup_decl): Replace splay-tree usage by pointer-map.
7849 (maybe_lookup_decl): Likewise.
7850 (new_omp_context): Likewise.
7851 (delete_omp_context): Likewise.
7852 * gimplify.c (splay-tree.h): Include.
7853 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7855 (remap_ssa_name): Likewise.
7856 (remap_decl): Likewise.
7857 (remap_type_1): Likewise.
7858 (remap_type): Likewise.
7859 (copy_body_r): Likewise.
7860 (expand_call_inline): Likewise.
7861 (clone_body): Likewise.
7862 (copy_tree_r): Likewise.
7863 (remap_save_expr): Likewise.
7864 (unsave_r): Likewise.
7865 (unsave_expr_now): Likewise.
7866 (tree_function_versioning): Likewise.
7867 (build_duplicate_type): Likewise.
7868 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7869 (struct copy_body_data): Replace splay-tree by pointer-map.
7870 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7871 not $(SPLAY_TREE_H).
7872 (gimplify.o): Depend on $(SPLAY_TREE_H).
7873 (omp-low.p): Likewise.
7875 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7877 * config/avr/predicates.md (even_register_operand,
7878 odd_register_operand): New predicates.
7879 * config/avr/avr.md (movw peephole2): New.
7880 (movw_r peephole2): New.
7882 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7884 * tree.h (get_signed_or_unsigned_type): New.
7885 * fold-const.c (operand_equal_for_comparison_p): Use
7886 get_signed_or_unsigned_type instead of
7887 lang_hooks.types.signed_or_unsigned_type.
7888 * expr.c (store_expr): Ditto.
7889 * langhooks.c (get_signed_or_unsigned_type): New.
7890 (lhd_signed_or_unsigned_type): New.
7891 * langhooks.h (lhd_signed_or_unsigned_type): New.
7892 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7894 2007-03-30 Richard Henderson <rth@redhat.com>
7896 * tree-ssa-loop-ivopts.c: Include target.h.
7897 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7898 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7899 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7900 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7902 2007-03-30 Richard Henderson <rth@redhat.com>
7903 Kai Tietz <kai.tietz@onevision.com>
7905 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7907 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7908 (TARGET_64BIT_MS_ABI): New.
7909 (DBX_REGISTER_NUMBER): Handle 64-bit.
7910 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7911 (LONG_TYPE_SIZE): Force to 32.
7912 (REG_PARM_STACK_SPACE): New.
7913 (OUTGOING_REG_PARM_STACK_SPACE): New.
7914 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7915 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7916 (STACK_BOUNDARY): Use 128 for 64-bit.
7917 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7918 Add 64-bit implementation.
7919 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7921 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7922 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7923 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7924 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7925 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7926 TARGET_64BIT_MS_ABI.
7927 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7928 (ix86_pass_by_reference): Likewise.
7929 (ix86_function_value_regno_p): Likewise.
7930 (ix86_build_builtin_va_list): Likewise.
7931 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7932 (function_arg_advance_ms_64): New.
7933 (function_arg_advance): Call it.
7934 (function_arg_ms_64): New.
7935 (function_arg): Call it.
7936 (function_value_ms_64): New.
7937 (ix86_function_value_1): Call it.
7938 (return_in_memory_ms_64): New.
7939 (ix86_return_in_memory): Call it.
7940 (setup_incoming_varargs_ms_64): New.
7941 (ix86_setup_incoming_varargs): Call it.
7942 (ix86_expand_prologue): Handle 64-bit stack probing.
7943 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7944 (output_pic_addr_const): Likewise.
7945 (x86_this_parameter): Likewise.
7946 (x86_output_mi_thunk): Likewise.
7947 (x86_function_profiler): Likewise.
7948 (TARGET_STRICT_ARGUMENT_NAMING): New.
7949 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7950 (TARGET_64BIT_MS_ABI): New.
7951 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
7952 * config/i386/i386.md (allocate_stack_worker): Remove.
7953 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
7954 describe the clobber of eax without a match_scratch.
7955 (allocate_stack_worker_postreload): Remove.
7956 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
7957 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
7958 (allocate_stack_worker_rex64_postreload): Remove.
7959 (allocate_stack): Handle 64-bit.
7960 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
7961 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
7962 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
7963 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
7964 (STANDARD_STARTFILE_PREFIX_1): Likewise.
7965 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
7966 * config.build (x86_64-*-mingw*): New host.
7967 * config.host (x86_64-*-mingw*): New host.
7968 * config.gcc (x86_64-*-mingw*): New target.
7969 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
7971 2007-03-30 Richard Henderson <rth@redhat.com>
7972 Kai Tietz <kai.tietz@onevision.com>
7974 * c-pragma.c (struct def_pragma_macro_value): New.
7975 (struct def_pragma_macro): New.
7976 (pushed_macro_table): New.
7977 (dpm_hash, dpm_eq): New.
7978 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
7979 (init_pragma): Install them.
7980 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7982 2007-03-30 Anatoly Sokolov <aesok@post.ru>
7984 * config/avr/avr.c (avr_override_options): Clear
7985 'flag_delete_null_pointer_checks'.
7987 2007-03-30 Paolo Carlini <pcarlini@suse.de>
7990 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
7991 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
7992 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
7993 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
7994 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
7995 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
7996 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
7998 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8000 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8002 * regmove.c: Move all of pass_stack_adjustments from here...
8003 * combine-stack-adj.c: ...to this new file.
8004 * Makefile.in: Add rules for combine-stack-adj.o.
8006 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8008 PR tree-optimization/31383
8009 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8010 to have the same length.
8012 2007-03-30 Jan Hubicka <jh@suse.cz>
8015 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8016 availablility; add more sanity checking; ask varpool only about
8019 2007-03-29 Richard Henderson <rth@redhat.com>
8021 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8022 to decide, but __SIZEOF_LONG_LONG__.
8024 2007-03-29 Richard Henderson <rth@redhat.com>
8026 * emutls.c (struct __emutls_array): New.
8027 (emutls_destroy): Use it instead of casting element 0 from void*.
8028 (__emutls_get_address): Likewise.
8030 2007-03-29 Richard Henderson <rth@redhat.com>
8032 * varasm.c (initializer_constant_valid_p): Don't deny
8033 DECL_DLLIMPORT_P on functions.
8035 * config/i386/cygming.h: Remove function declarations.
8036 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8037 (ASM_OUTPUT_LABELREF): Remove.
8038 (COMMON_ASM_OP): Remove.
8039 (ASM_OUTPUT_COMMON): Remove.
8040 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8041 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8042 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8043 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8044 Rename from TARGET_ENCODE_SECTION_INFO.
8045 * config/i386/netware.h: Likewise.
8046 * config/i386/i386-protos.h: Update.
8047 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8048 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8049 (legitimate_constant_p): Reject dllimports.
8050 (dllimport_map, get_dllimport_decl): New.
8051 (legitimize_dllimport_symbol): New.
8052 (legitimize_address, ix86_expand_move): Use it.
8053 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8054 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8055 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8056 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8057 * config/i386/predicates.md (constant_call_address_operand): Only
8058 accept symbols; reject dllimport_p symbols.
8059 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8060 i386_pe_maybe_record_exported_symbol.
8061 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8062 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8063 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8064 trust the setting of DECL_DLLIMPORT_P.
8065 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8066 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8067 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8068 tidy the argument scanning loop.
8069 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8070 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8071 (i386_pe_strip_name_encoding): Remove.
8072 (i386_pe_binds_local_p): New.
8073 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8074 (i386_pe_output_labelref): Remove.
8075 (i386_pe_asm_output_aligned_decl_common): New.
8076 (i386_pe_maybe_record_exported_symbol): Rename from
8077 i386_pe_record_exported_symbol; check for dllexported symbols.
8079 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8081 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8082 add comment explaining why vsnprintf cannot be used.
8084 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8086 PR tree-optimization/30666
8087 * tree.c (build_complex_type): When creating type names for DWARF2
8088 debug info, create TYPE_DECLs for TYPE_NAME instead of
8090 (build_common_tree_nodes_2): Use build_complex_type when building
8091 predefined complex types, to preserve canonical types.
8093 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8095 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8096 (noce_get_alt_condition): Look at it to determine whether to
8097 reverse the condition or not.
8098 (noce_get_condition): Substitute the truth for lies.
8099 (noce_find_if_block): Set the then_else_reversed field.
8101 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8103 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8104 destination of this insn.
8105 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8106 than calling gen_rtx_SET directly. Use r0 to hold the value of
8107 'address + 4' rather than a stack based temporary which can be
8110 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8112 * config/s390/s390.c (s390_secondary_input_reload_class,
8113 s390_secondary_output_reload_class): Functions removed.
8114 (s390_secondary_reload): New function.
8115 (TARGET_SECONDARY_RELOAD): Target macro defined.
8116 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8117 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8118 * config/s390/s390.md ("reload_outti", "reload_outdi",
8119 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8120 "reload_out<mode>"): Expanders removed.
8121 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8122 "reload<mode>_nonoffmem_out"): Expanders added.
8124 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8126 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8127 SRC->DEST replacement failed anyway.
8129 2007-03-28 Mike Stump <mrs@apple.com>
8131 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8132 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8133 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8135 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8137 * config.gcc: Accept barcelona as a variant of amdfam10.
8138 * config/i386/i386.c (override_options): Likewise.
8139 * doc/invoke.texi: Likewise.
8141 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8143 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8144 offsets for BIT_FIELD_REF and COMPONENT_REF.
8146 2007-03-28 Richard Guenther <rguenther@suse.de>
8148 * tree.c (is_global_var): Move ...
8149 * tree-flow-inline.h (is_global_var): ... here.
8150 * tree.h (is_global_var): Remove declaration.
8152 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8154 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8156 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8157 * config/i386/i386.c (ix86_tune_features): Initialize new
8159 * config/i386/predicates.md (promotable_binary_operator): Use
8160 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8162 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8165 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8167 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8169 * config/fr30/fr30.md (movsi_internal): Change destination
8170 constraint from m to V and add m to the end.
8172 2007-03-28 Christian Bruel <christian.bruel@st.com>
8174 * config/sh/sh.md (movsi_i): Fix type attribute.
8176 2007-03-28 Christian Bruel <christian.bruel@st.com>
8178 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8179 (movsf_ie): Likewise.
8181 2007-03-28 Christian Bruel <christian.bruel@st.com>
8183 * config.gcc: Add sh4-300 to multilib.
8184 * config/sh/t-mlib-sh4-300: New file.
8186 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8188 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8189 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8191 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8192 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8193 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8194 "fixuns_trunctddi2"): Whitespace fix.
8196 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8198 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8199 the definition of struct sh_args.
8200 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8201 CALL_COOKIE_INT_REG_GET): Likewise.
8203 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8205 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8206 transformations are applied successfully.
8208 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8210 * tree.c (tree_contains_struct): Permit 512 tree codes.
8211 * tree.h (tree_contains_struct): Ditto.
8212 (MAX_TREE_CODES): Ditto.
8213 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8214 SPARE member to store remaining padding bits.
8216 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8218 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8221 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8223 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8224 * configure: Regenerate.
8226 * configure: Regenerate using the correct version of autoconf.
8228 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8230 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8232 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8233 regs to "__SP_L__" and "__SP_H__".
8235 2007-03-27 Richard Guenther <rguenther@suse.de>
8237 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8238 computations with it with a HOST_WIDE_INT variable.
8240 2007-03-26 Mike Stump <mrs@apple.com>
8242 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8243 objective-c-header, objective-c++-header and objc++-cpp-output
8245 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8247 2007-03-26 Richard Henderson <rth@redhat.com>
8250 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8251 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8252 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8253 IX86_BUILTIN_PSRLQ128): New.
8254 (ix86_init_mmx_sse_builtins): Add them.
8255 (ix86_expand_builtin): Expand them.
8256 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8257 operand 2 be TImode.
8258 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8259 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8260 _mm_srli_epi64): Mark __B const.
8261 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8262 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8263 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8264 new two-vector shift builtins.
8266 2007-03-26 Ian Lance Taylor <iant@google.com>
8268 PR tree-optimization/31345
8269 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8270 [+INF, +INF(OVF)] into VARYING.
8272 2007-03-26 Zack Weinberg <zackw@panix.com>
8274 * gengtype-parse.c: New file.
8275 * gengtype-yacc.y: Delete.
8276 * gengtype-lex.l: Don't include gengtype-yacc.h.
8277 Define YY_DECL and yyterminate appropriately for recursive
8278 descent parser. yylval is now a string out-parameter to yylex.
8279 (HWS, EOID): New shorthand.
8280 (IWORD): Add a couple more types.
8281 (yylex): Add a setup stanza. Remove the complex rules for
8282 detecting GTY'ed types and typedefs; replace with simple
8283 keyword detectors. Adjust everything for the changed
8284 definition of yylval. Ignore all pp-directives, not just #define.
8286 (parse_file): Rename yybegin; do not call yyparse.
8288 * gengtype.c (xasprintf): Export again.
8289 (this_file): New. Use everywhere __FILE__ was being used.
8290 (get_lang_bitmap): Special case types defined in gengtype.c.
8291 (do_typedef, new_structure): Suppress definition of certain types.
8292 (new_structure): Improve diagnostics of duplicate definitions.
8293 Make sure location_s is associated with input.h.
8294 (nreverse_pairs, define_location_structures): New functions.
8295 (main): Improve tagging of kludge types. Remove old kludges
8296 for input.h types; use define_location_structures.
8297 * gengtype.h: Update prototypes. Define token codes here.
8298 * Makefile.in: Remove all references to gengtype-yacc.
8299 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8301 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8302 add GTY((skip)) to the field that's only conditionally there.
8303 * doc/install.texi: Document that Bison is no longer required
8304 unless building treelang.
8306 * gengtype.c: Don't include gtyp-gen.h.
8307 (srcdir): Declare here.
8308 (base_files, lang_dir_names): Allocate dynamically.
8309 (gt_files, num_gt_files, num_lang_dirs): New globals.
8310 (measure_input_list, read_input_line, read_input_list)
8311 (set_lang_bitmap): New functions.
8312 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8313 simplify, relying on read_input_list to set up the bitmaps.
8314 (main): Arguments are no longer unused. Check for correct number
8315 of command line arguments, set srcdir and srcdir_len, then call
8316 read_input_list, before doing anything else. No need to worry
8317 about duplicates in main loop.
8318 * configure.ac: Simplify the calculation of all_gtfiles.
8319 Put language tags in there. Don't set or substitute
8320 all_gtfiles_files_langs or all_gtfiles_files_frags.
8321 * Makefile.in: Revamp the way gengtype is invoked, now that it
8322 takes a file on its command line with a much simpler format.
8323 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8324 (GTFILES): Remove duplicates and C source files.
8325 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8326 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8327 * configure: Regenerate.
8329 * gengtype.h: Remove all type definitions to gengtype.c; leave
8330 only definitions of options_p, type_p, and pair_p as opaque
8331 pointers. Update prototypes.
8332 * gengtype.c: Many type definitions moved here from gengtype.h.
8333 Consolidate type definitions at the top of the file.
8334 (xvasprintf): Delete.
8335 (xasprintf): Make static.
8336 (create_nested_pointer_option): Add 'next' parameter.
8337 (create_field_all, create_field_at): New functions.
8338 (create_field): Now a thin wrapper around create_field_all.
8339 (create_optional_field): Rename create_optional_field_ and add
8340 line argument. Original name is now a macro which supplies
8342 (oprintf): Use vsnprintf directly.
8343 (close_output_files): Use fatal rather than perror/exit.
8344 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8345 (main): Set progname. Don't use exit.
8346 * gengtype-yacc.y (struct_fields): Use create_field_at.
8347 (option, optionseqopt): Delete.
8348 (optionseq): Consolidate productions from option here so we
8349 can use the first argument to create_option.
8351 * gengtype-lex.l: Distinguish unions from structures in the
8352 token type. Don't call find_structure; return the tag as a string.
8353 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8354 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8355 Reorganize typedef_struct production accordingly.
8356 Use create_nested_ptr_option.
8357 * gengtype.c (create_nested_ptr_option): New function.
8358 * gengtype.h: Declare it.
8360 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8361 (string_type): Don't declare.
8362 (do_scalar_typedef): Declare.
8363 (create_scalar_type): Update prototype.
8364 * gengtype.c (string_type): Make static.
8365 (scalar_nonchar, scalar_char): New.
8366 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8367 (resolve_typedef): Use scalar_nonchar for error recovery.
8368 (create_scalar_type): Remove name_len field. Return scalar_char
8369 or scalar_nonchar as appropriate.
8370 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8372 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8374 (main): Initialize scalar_char and scalar_nonchar before calling
8376 * gengtype-lex.l: Adjust for removal of second argument to
8377 create_scalar_type. Use yylval.s instead of yylval.t when
8379 * gengtype-yacc.y: Type of SCALAR is string. Call
8380 create_scalar_type from type:SCALAR rule. Adjust for removal of
8381 second argument to create_scalar_type.
8383 * vec.h: Remove all #if IN_GENGTYPE blocks.
8384 Add comment saying that changes may require adjustments to gengtype.
8385 * gengtype.c: Don't include coretypes.h or tm.h.
8386 Add comment to inclusion of errors.h.
8387 (note_def_vec, note_def_vec_alloc): New functions.
8388 * gengtype.h: Declare new functions.
8389 * gengtype-lex.l: Don't include coretypes.h.
8390 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8392 (update_lineno): Remove unnecessary prototype.
8393 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8394 (VEC rule): Just return VEC_TOKEN.
8395 * gengtype-yacc.y (VEC_TOKEN): New token type.
8396 (type): Add a production for VEC(a,b).
8397 * Makefile.in: Update dependencies.
8399 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8400 typedefs that use the old PARAMS macro.
8402 * gengtype-lex.l: Remove all rules and states relating to yacc
8404 * gengtype-yacc.y: Similarly.
8405 * gengtype.c (note_yacc_type): Delete function.
8406 * gengtype.h: Update prototypes.
8408 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8410 * tree-pretty-print.c (dump_generic_node): Report precision of
8411 unnamed integer types.
8413 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8415 * ifcvt.c (noce_try_store_flag_constants): Don't check
8416 no_new_pseudos here.
8417 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8418 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8419 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8420 noce_try_sign_mask): Likewise.
8421 (if_convert): Check no_new_pseudos here.
8423 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8425 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8426 (noce_get_condition): Handle new then_else_reversed argument.
8427 (noce_init_if_info): Remove, fold into noce_find_if_block.
8428 (noce_process_if_block): Take a struct noce_if_info as the
8429 argument. Don't set up one based on ce_if_info. Update pointer
8430 references accordingly.
8431 (cond_move_process_if_block): Likewise.
8432 (process_if_block): Removed.
8433 (find_if_block): Removed. Move functionality two new functions,
8434 noce_find_if_block and cond_exec_find_if_block.
8435 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8436 blocks and the symmetric IF-ELSE-JOIN case.
8437 (cond_exec_find_if_block): Also new function mostly based on old
8438 find_if_block and process_if_block.
8439 (find_if_header): Replace find_if_block call with separately
8440 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8441 (find_cond_trap): Update noce_get_condition call.
8442 (dead_or_predicable): Likewise.
8444 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8446 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8448 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8449 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8450 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8451 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8452 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8453 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8454 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8455 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8456 __builtin_ia32_psrad128 builtins.
8458 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8460 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8461 * config/i386/constraints.md
8462 (define_constraint "I"): Use IN_RANGE macro.
8463 (define_constraint "J"): Ditto.
8464 (define_constraint "K"): Ditto.
8465 (define_constraint "M"): Ditto.
8466 (define_constraint "N"): Ditto.
8467 (define_constraint "O"): Ditto.
8468 * config/i386/predicates.md
8469 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8470 (define_predicate "const_0_to_3_operand"): Ditto.
8471 (define_predicate "const_0_to_7_operand"): Ditto.
8472 (define_predicate "const_0_to_15_operand"): Ditto.
8473 (define_predicate "const_0_to_63_operand"): Ditto.
8474 (define_predicate "const_0_to_255_operand"): Ditto.
8475 (define_predicate "const_1_to_31_operand"): Ditto.
8476 (define_predicate "const_2_to_3_operand"): Ditto.
8477 (define_predicate "const_4_to_7_operand"): Ditto.
8479 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8481 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8482 in SImode for save_world.
8483 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8486 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8488 PR tree-optimization/30784
8489 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8492 2007-03-25 Revital Eres <eres@il.ibm.com>
8494 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8495 Fold movement_possibility function into it.
8497 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8499 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8500 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8501 (call_indirect_nonlocal_darwin64): Same.
8502 (call_nonlocal_darwin64): Same.
8503 (call_value_indirect_nonlocal_darwin64): Same.
8504 (call_value_nonlocal_darwin64): Same.
8505 (sibcall_nonlocal_darwin64): Same.
8506 (sibcall_value_nonlocal_darwin64): Same.
8507 (sibcall_symbolic_64): Same.
8508 (sibcall_value_symbolic_64): Same.
8509 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8511 (rs6000_emit_load_toc_table): Same.
8512 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8513 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8519 (load_toc_v4_pic_si): Same
8520 (load_toc_v4_PIC_1): Same.
8521 (load_toc_v4_PIC_1b): Same.
8522 (call_indirect_aix{32,64}): Same.
8523 (call_value_indirect_aix{32,64}): Same.
8526 (call_local{32,64}): Same.
8527 (call_value_local{32,64}): Same.
8528 (call_indirect_nonlocal_aix{32,64}): Same.
8529 (call_nonlocal_aix{32,64}): Same.
8530 (call_value_indirect_nonlocal_aix{32,64}): Same.
8531 (call_value_nonlocal_aix{32,64}): Same.
8532 (call_indirect_nonlocal_sysv<mode>): Same.
8533 (call_nonlocal_sysv<mode>): Same.
8534 (call_value_indirect_nonlocal_sysv<mode>): Same.
8535 (call_value_nonlocal_sysv<mode>): Same.
8537 (sibcall_local{32,64}): Same.
8538 (sibcall_value_local{32,64}): Same.
8539 (sibcall_nonlocal_aix{32,64}): Same.
8540 (sibcall_value_nonlocal_aix{32,64}): Same.
8541 (sibcall_nonlocal_sysv<mode>): Same.
8542 (sibcall_value): Same.
8543 (sibcall_value_nonlocal_sysv<mode>): Same.
8545 2007-03-24 Paul Brook <paul@codesourcery.com>
8547 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8548 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8550 2007-03-24 Richard Henderson <rth@redhat.com>
8552 * config/ia64/constraints.md: New file.
8553 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8554 satisfies_constraint_?.
8555 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8556 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8557 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8558 ia64_output_mi_thunk): Likewise.
8559 (ia64_const_ok_for_letter_p): Remove.
8560 (ia64_const_double_ok_for_letter_p): Remove.
8561 (ia64_extra_constraint): Remove.
8562 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8563 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8564 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8565 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8566 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8567 EXTRA_MEMORY_CONSTRAINT): Remove.
8568 * config/ia64/ia64.md: Include constriants.md. Replace
8569 CONST_OK_FOR_? with satisfies_constraint_?.
8571 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8572 H.J. Lu <hongjiu.lu@intel.com>
8574 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8576 (name macros): Use DPD_BID_NAME to convert names properly.
8578 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8579 decimal floating point format.
8580 (init_floating_libfuncs): Change decimal functions so that they
8581 have a "bid_" prefix if the decimal system uses the BID format,
8582 and "dpd_" prefix if the decimal system uses the DPD format.
8583 (init_interclass_conv_libfuncs): Ditto.
8584 (init_intraclass_conv_libfuncs): Ditto.
8586 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8587 using the BID format.
8589 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8590 whether we are using the BID decimal format.
8591 * configure: Regenerate.
8593 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8594 the compiler has decimal floating point enabled. Define
8595 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8598 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8599 using the BID format.
8601 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8602 whether we are using the BID decimal format.
8603 * configure: Regenerate.
8605 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8606 the compiler has decimal floating point enabled. Define
8607 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8610 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8611 options, and that it is enabled for i386/x86_64 systems.
8613 * Makefile.in (enable_decimal_float): New.
8615 (DECNUMINC): Add -I$(DECNUMFMT).
8616 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8617 to $(DECNUMFMT) from $(DECNUM).
8619 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8620 Substitute enable_decimal_float.
8621 * configure: Regenerated.
8624 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8627 * configure.ac: Enable decimal float for x86_64-*-linux*.
8628 * configure: Regenerated.
8631 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8632 decimal128ClearSign to flip and clear the sign bit in decimal128.
8633 (decimal_real_maxval): Set decimal128SetSign to set the sign
8636 2007-03-23 Ian Lance Taylor <iant@google.com>
8638 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8640 2007-03-23 Ian Lance Taylor <iant@google.com>
8642 * tree-dump.c (dump_files): Correct comment.
8644 2007-03-23 Ian Lance Taylor <iant@google.com>
8646 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8648 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8650 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8651 in cfglayout mode. Don't go into and out of cfglayout mode.
8652 Link the blocks in the order of the constructed traces.
8653 (rest_of_handle_tracer): Adjust call to tracer.
8654 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8655 Don't go into cfglayout mode.
8656 (rtl_loop_done): Don't go out of cfglayout mode.
8657 * cfglayout.c (relink_block_chain): New function, split out from...
8658 (fixup_reorder_chain): ...here. Remove redundant checking.
8659 (cfg_layout_finalize): Don't clear the header, footer, and aux
8660 fields here, move the code to do so to relink_block_chain. Likewise
8661 for free_original_copy_tables.
8662 * rtl.h (tracer): Update prototype.
8663 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8664 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8665 mode. Use relink_block_chain to serialize the CFG according to the
8666 new basic block order. Move targetm.cannot_modify_jumps_p check from
8668 (gate_handle_reorder_blocks): ...to here.
8669 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8671 (gate_duplicate_computed_gotos): ...to here.
8672 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8673 something always changes when going into and out of cfglayout mode.
8674 Perform an expensive cfg cleanup while going into cfglayout mode.
8675 Always update liveness information on HAVE_conditional_execution
8676 targets. Reserialize the basic blocks and go out of cfglayout mode.
8677 * reg-stack.c: Include cfglayout.h.
8678 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8679 the call to reorder_basic_blocks.
8680 * basic-block.h (reorder_basic_blocks): Update prototype.
8681 (relink_block_chain): New prototype.
8682 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8684 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8686 * config/mips/mips.md (type, hazard, *movdi_32bit,
8687 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8688 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8689 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8690 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8691 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8693 (movcc): Change first xfer to multi.
8694 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8695 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8696 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8697 config/mips/generic.md: Change reservations using "xfer" to use
8699 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8700 using match_operand.
8701 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8702 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8704 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8706 2007-03-22 Richard Henderson <rth@redhat.com>
8708 * config/i386/i386.c: Remove unnecessary function declarations.
8709 Move targetm definition, and all related macros, to the end of
8710 the file. Resort some functions to put definitions before uses.
8711 (ix86_attribute_table): Make static. Move to end of file.
8712 (ix86_gimplify_va_arg): Make static.
8714 2007-03-22 Richard Henderson <rth@redhat.com>
8716 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8717 don't increase local_regparm with force_align_arg_pointer check.
8718 (ix86_function_sseregparm): Assert 32-bit.
8719 (type_has_variadic_args_p): New.
8720 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8721 type_has_variadic_args_p.
8722 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8723 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8724 use memset instead. Do maybe_vaarg check first; skip attribute
8725 tests if true; skip attribute tests for 64-bit.
8726 (construct_container): Remove TARGET_DEBUG_ARG.
8727 (function_arg_advance_32, function_arg_advance_64): Split out ...
8728 (function_arg_advance): ... from here.
8729 (function_arg_32, function_arg_64): Split out ...
8730 (function_arg): ... from here.
8731 (ix86_pass_by_reference): Tidy.
8732 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8733 (function_value_32): New, from parts of ix86_function_value
8734 and ix86_value_regno.
8735 (function_value_64): New, from parts of ix86_function_value
8736 and ix86_libcall_value.
8737 (ix86_function_value_1): New.
8738 (ix86_function_value, ix86_libcall_value): Use it.
8739 (return_in_memory_32, return_in_memory_64): Split out ...
8740 (ix86_return_in_memory): ... from here.
8741 (ix86_struct_value_rtx): Skip for 64-bit.
8742 (ix86_libcall_value, ix86_value_regno): Remove.
8743 (setup_incoming_varargs_64): Split out ...
8744 (ix86_setup_incoming_varargs): ... from here.
8745 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8746 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8747 * config/i386/i386-protos.h (ix86_function_value): Remove.
8748 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8750 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8753 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8754 infinities not supported, otherwise emit warning if -Woverflow. On
8755 underflow, emit warning if -Woverflow.
8756 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8758 * real.h (real_from_string): Update declaration
8760 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8761 Richard Henderson <rth@redhat.com>
8763 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8764 * calls.c (compute_argument_block_size, expand_call,
8765 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8766 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8767 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8768 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8769 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8770 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8771 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8772 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8775 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8777 * c-incpath.c (add_sysroot_to_chain): New.
8778 (merge_include_chains): Add sysroot argument. Call
8779 add_sysroot_to_chain if sysrooted.
8780 (register_include_chains): Update call to merge_include_chains.
8781 * doc/cppopts.texi: Document use of '=' in include directory
8784 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8786 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8787 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8788 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8789 insn pattern using X87MODEF12 mode macro.
8791 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8793 * regmove.c (regmove_optimize): Use reg_mentioned_p
8794 instead of reg_overlap_mentioned_p for DST.
8796 2007-03-21 Mike Stump <mrs@apple.com>
8798 * c.opt: Fixup for Objective-C/C++.
8800 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8802 * explow.c (convert_memory_address): Fold memory reference when
8803 POINTERS_EXTEND_UNSIGNED < 0
8805 2007-03-21 Richard Henderson <rth@redhat.com>
8808 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8809 * config/i386/mmintrin.h (__m64): Likewise.
8810 * config/i386/xmmintrin.h (__m128): Likewise.
8812 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8814 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8815 (VXWORKS_OS_CPP_BUILTINS): Define.
8816 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8817 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8819 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8821 * rtl.h (constant_pool_reference_p): Delete.
8822 (find_constant_src): Declare.
8823 * rtlanal.c (find_constant_src): New function.
8824 * simplify-rtx.c (constant_pool_reference_p): Delete.
8825 * config/i386/i386.md: Use find_constant_src instead of
8826 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8828 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8830 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8831 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8833 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8835 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8836 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8837 (arm_elf_asm_constructor): Use it.
8838 (arm_elf_asm_destructor): New function.
8840 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8842 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8844 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8846 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8848 2007-03-19 Andrew Haley <aph@redhat.com>
8850 PR tree-optimization/31264
8851 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8854 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8856 PR rtl-optimization/30907
8857 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8858 (fwprop_init): Always call loop_optimizer_initialize.
8859 (fwprop_done): Always call loop_optimizer_finalize.
8860 (fwprop): We always have loop info now.
8861 (gate_fwprop_addr): Remove.
8862 (pass_fwprop_addr): Use gate_fwprop as gate.
8864 PR rtl-optimization/30841
8865 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8866 df_chain_alloc): Call df_reorganize_refs unconditionally.
8867 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8868 refs_organized to refs_organized_size.
8869 (df_ref_create_structure): Use refs_organized_size instead of
8870 bitmap_size if refs had been organized, and keep refs_organized_size
8872 * df.h (struct df_ref_info): Change refs_organized to
8873 refs_organized_size.
8874 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8877 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8879 * except.c (output_function_exception_table): Do not reference the
8880 EH personality routine for functions that do not require an
8883 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8886 * c-typeck.c (convert_for_assignment): Call comptypes for
8887 RECORD_TYPE or UNION_TYPE.
8890 * reload1.c (reload): Do invalid ASM checking after
8891 cleanup_subreg_operands.
8893 2007-03-19 Jeff Law <law@redhat.com>
8895 * tree-cfg.c (find_taken_edge): Tighten conditions for
8896 optimizing computed gotos.
8898 2007-03-19 Michael Matz <matz@suse.de>
8900 * builtins.c (expand_builtin_sync_operation,
8901 expand_builtin_compare_and_swap,
8902 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8905 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8906 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8909 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8911 * doc/tm.texi: Add brackets around the return type of
8912 TARGET_SECONDARY_RELOAD.
8914 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8915 Richard Guenther <rguenther@suse.de>
8917 PR tree-optimization/31254
8918 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8919 Use handled_component_p () where appropriate. Continue
8920 propagating into the rhs if we propagated into an INDIRECT_REF
8923 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8925 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8926 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8927 (xde, xdee): Mode attributes adjusted to support DFP modes.
8928 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8929 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8930 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8931 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8932 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8933 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8934 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8936 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8937 "movsf"): Insn definitions removed.
8938 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8939 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8940 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8942 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8943 "reload_in<mode>", "reload_out<mode>"): Expander added.
8944 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8947 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8949 * config/s390/s390.md: Only non-functional changes. Renamed
8950 FPR mode macro to BFP all over the file.
8952 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8954 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
8955 (op_type attribute): RRF instruction type added.
8956 (fT0): New mode attribute.
8957 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8958 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
8959 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
8960 no secondary memory is needed when moving DFmode values between GPRs
8963 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8965 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
8966 inverted and documentation adjusted.
8967 ("mhard-dfp", "msoft-dfp"): New options.
8968 * config/s390/s390.c (s390_handle_arch_option): New architecture
8970 (override_options): Sanity checks for the new options added.
8971 * config.gcc: New architecture switch: z9-ec.
8972 * config/s390/s390.h (processor_flags): PF_DFP added.
8973 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
8974 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
8975 when the bit is NOT set so remove it from the defaults.
8977 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8979 * genemit.c (main): Print include statement for dfp.h.
8980 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
8983 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
8985 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
8987 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
8990 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
8993 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8995 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
8996 attr_length_call, output_call, output_indirect_call): Cleanup
8997 formatting of targetm calls.
8999 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9001 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9003 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9005 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9006 reservation, bypass and anti-bypass descriptions for these instructions.
9007 Update move patterns.
9008 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9011 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9013 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9014 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9015 (get_initial_def_for_reduction): Likewise.
9017 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9019 Fix PR tree-optimization/29922
9020 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9021 (get_representative): Removed.
9022 (value_dies_in_block_x): Update for rvuse removal.
9023 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9024 (compute_antic_aux): Handle when PHI nodes appear in
9025 non-single-successors.
9026 (dump_bitmap_of_names): Removed.
9027 (compute_antic_safe): Renamed and removed rvuse calculation.
9028 Calculate only antic safe.
9029 (insert_into_preds_of_block): Remove assert.
9030 (execute_pre): Update for renamed functions.
9031 (defer_or_phi_translate_block): New function.
9033 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9035 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9036 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9038 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9039 Follow spelling conventions.
9041 * tree-data-ref.h: Remove the prototype for analyze_array.
9043 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9045 PR tree-optimization/31041
9046 * tree-vect-transform.c (get_initial_def_for_induction): Call
9047 force_gimple_operand.
9049 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9051 * ipa-type-escape.c (look_for_casts) : Revert code to use
9052 handled_component_p due to ada test a-numaux.adb.
9054 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9056 * final.c (final_scan_insn): Alter the condition of a
9057 conditional trap if we have nonstandard CC.
9059 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9061 * configure.ac: Remove excess quoting from asm line 0 test.
9062 * configure: Rebuilt.
9064 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9066 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9067 * c-common.c (convert_and_check): Move warning logic to...
9068 (warnings_for_convert_and_check): ...here. Define.
9069 * c-common.h (warnings_for_convert_and_check): Declare.
9071 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9073 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9074 (output_call): Likewise.
9076 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9078 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9080 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9082 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9084 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9086 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9087 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9089 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9091 PR tree-optimization/31183
9092 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9093 Use double_int instead of unsigned int for representing access_strides.
9094 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9096 2007-03-16 Richard Guenther <rguenther@suse.de>
9098 PR tree-optimization/31146
9099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9100 to allow recursion of forward_propagate_addr_expr.
9101 (forward_propagate_addr_into_variable_array_index): Likewise.
9102 (forward_propagate_addr_expr): Likewise.
9103 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9104 (forward_propagate_addr_expr_1): Recurse on simple copies
9105 instead of propagating into them. Do so for useless conversions
9107 (forward_propagate_addr_expr): Clean up unused statements after
9110 2007-03-16 Richard Guenther <rguenther@suse.de>
9112 * builtins.c (expand_builtin_cexpi): Use the right argument
9113 for the expansion via cexp.
9115 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9117 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9118 * configure: Rebuilt.
9120 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9123 * dwarf2out.c (force_type_die): Adjust comment.
9124 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9126 2007-03-15 DJ Delorie <dj@redhat.com>
9128 * config/frv/predicates.md (minmax_operator): Don't check operands
9131 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9133 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9134 Update constant estimates of number of iterations.
9135 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9136 argument renamed to "realistic".
9137 (compute_estimated_nb_iterations): Removed.
9138 (record_niter_bound): New function.
9139 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9140 call record_nonwrapping_iv with upper = false.
9141 (infer_loop_bounds_from_signedness): Pass upper argument to
9142 record_nonwrapping_iv.
9143 (estimate_numbers_of_iterations_loop): Do not call
9144 compute_estimated_nb_iterations. Record estimate based on profile
9145 information. Initialize the constant estimates of number of
9147 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9149 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9150 number of iterations is too small.
9151 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9152 (EST_NOT_AVAILABLE): Removed.
9153 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9154 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9157 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9159 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9160 Handle NE_EXPR guards.
9162 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9165 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9166 Set also -pedantic-errors by default for the preprocessor unless
9167 -fpermissive is given.
9169 2007-03-15 Richard Guenther <rguenther@suse.de>
9173 * builtins.c (expand_builtin_cexpi): As a fallback if we
9174 don't have builtins for sincos or cexp create a function
9175 declaration for cexp and expand to a call to that.
9176 (expand_builtin_int_roundingfn): Always fall
9177 back to floor/ceil and its variants even if they may be
9180 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9183 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9184 jump tables, move the call to delete_dead_jumptables from here...
9185 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9186 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9187 don't allow merging of blocks that try_redirect_by_replacing_jump
9188 also does not handle when not optimizing.
9190 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9191 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9193 * config/i386/i386.md (x86_sahf_1): Correctly handle
9196 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9199 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9200 x86_64_general_operand as operand[2] predicate. Remove "iF"
9201 from operand constraints and use "e" constraint instead.
9202 (*subti3_1, *subti3_1 splitter): Ditto.
9203 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9204 operand[1] predicate.
9206 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9208 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9209 arrays, multiply the access strides by the size of the sub-array.
9210 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9212 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9214 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9215 the configured assembler supports the sahf mnemonic.
9216 * configure: Regenerate.
9217 * config.in: Regenerate.
9219 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9220 emit "sahf" or ".byte\t0x9e" as asm template.
9222 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9225 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9226 option to replace hard coded TARGET_xxx in md file.
9227 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9228 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9229 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9230 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9231 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9232 (X86_TUNE_NOT_VECTORMODE): Ditto.
9233 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9234 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9235 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9236 (TUNE_SLOW_IMUL_IMM8): Ditto.
9237 (TUNE_MOVE_M1_VIA_OR): Ditto.
9238 (TUNE_NOT_UNPAIRABLE): Ditto.
9239 (TUNE_NOT_VECTORMODE): Ditto.
9241 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9244 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9245 tuning options instead of hard coded TARGET_xxx.
9246 (fix ssemode peephole2's): Ditto.
9247 (imul peephole2's): Ditto.
9249 (movdi_or_rex64): Ditto.
9250 (move peephole2): Ditto.
9251 (not peephole2's): Ditto.
9253 2007-03-14 Dirk Mueller <dmueller@suse.de>
9255 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9256 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9257 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9259 * c-parser.c (c_parser_do_statement): Warn about empty body in
9261 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9262 * doc/invoke.texi (-Wempty-body): Update documentation.
9264 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9267 * c-common.h (warn_for_div_by_zero): Declare.
9268 * c-common.c (warn_for_div_by_zero): Define.
9269 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9272 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9274 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9275 to PREFIX and STANDARD_PREFIX.
9277 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9278 Phil Edwards <phil@codesourcery.com>
9280 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9281 (__gthread_once_t): Remove busy field for RTPs.
9282 (__GTHREAD_ONCE_INIT): Update accordingly.
9284 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9286 * doc/invoke.texi: Document VxWorks options.
9288 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9290 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9292 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9294 PR tree-optimization/30590
9295 * tree-nrv.c (tree_nrv): Check for the partial update of the
9298 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9300 * flags.h (flag_random_seed): Remove declaration, in favor of...
9301 * toplev.h (get_random_seed, set_random_seed): ... these.
9302 * tree.c (get_file_function_name): Use the former.
9303 * opts.c (common_handle_option): Use the latter.
9306 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9309 * cse.c (cse_find_path): Do not bail out if a basic block that
9310 we already visited now becomes part of a path that starts at a
9311 different basic block. Just disallow this, to make sure we
9312 visit each basic block at most once.
9314 2007-03-13 Jan Hubicka <jh@suse.cz>
9316 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9317 when profile esitmate is present, calls with very low frequency are
9320 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9322 PR tree-optimization/30730
9323 PR tree-optimization/26900
9324 * tree-ssa-loop-niter.c: Include gmp.h.
9326 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9327 split_to_var_and_offset, determine_value_range,
9328 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9329 bound_difference, bounds_add, bounds_negate,
9330 number_of_iterations_ne_max, dump_affine_iv): New functions.
9331 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9332 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9333 difference of initial and final value of control iv to validate
9335 (number_of_iterations_cond): Add loop parameter. Determine bounds
9336 on the difference of the extremes of the control iv. Add dumps.
9337 (expand_simple_operations): Handle phi nodes.
9338 (simplify_using_initial_conditions): Do not record used conditions.
9339 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9340 Do not set additional_info.
9341 (implies_nonnegative_p, implies_ge_p): Removed.
9342 (derive_constant_upper_bound): Do not use parameter `additional'.
9343 (record_estimate): Parameter `additional' removed. Parameter
9344 `i_bound' added. Do not call derive_constant_upper_bound.
9345 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9346 bound the number of iterations estimate.
9347 (estimate_numbers_of_iterations_loop): Pass the estimate from
9348 the number of iterations analysis to record_estimate.
9349 * tree.h (multiple_of_p): Declare.
9350 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9351 (scev_const_prop): Do not check expression_expensive_p.
9352 * fold-const.c (multiple_of_p): Exported.
9353 * double-int.c (double_int_mask): Exported.
9354 * double-int.h (double_int_mask): Declare.
9355 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9356 field. Added max field.
9358 2007-03-13 David Taylor <taylor@candd.org>
9361 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9364 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9367 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9368 two unamed patterns.
9370 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9372 * config/i386/i386.opt (mcx16, msahf): New options.
9373 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9374 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9376 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9377 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9378 Output -mcx16 and -msahf options when corresponding bit is set.
9380 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9383 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9385 * configure.ac: Test for assembler tolerance to # 0 "".
9386 * configure, config.in: Rebuilt.
9387 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9389 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9391 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9393 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9394 (handle_syscall): Handle direct system calls.
9395 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9397 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9399 * doc/invoke.texi: Fix cpp.info cross-reference.
9400 * doc/passes.texi: Fix gcc.info cross-reference.
9402 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9404 PR tree-optimization/30835
9405 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9406 bb_for_stmt is not NULL before accessing it.
9408 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9410 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9413 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9416 * doc/install.texi: Document --enable-stage1-languages
9418 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9420 * tree-pass.h (pass_into_cfg_layout_mode,
9421 pass_outof_cfg_layout_mode): Declare.
9422 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9423 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9424 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9425 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9427 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9429 * c-decl.c (warn_variable_length_array): New function.
9430 Refactored from grokdeclarator to handle warn_vla
9431 and handle unnamed array case.
9432 (grokdeclarator): Refactored VLA warning case.
9433 * c.opt (Wvla): New flag.
9434 * doc/invoke.texi (Wvla): New warning.
9436 2007-03-12 Richard Henderson <rth@redhat.com>
9438 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9439 (TARGET_SECTION_TYPE_FLAGS): New.
9441 2007-03-12 Richard Henderson <rth@redhat.com>
9443 * config/darwin.c (machopic_reloc_rw_mask): New.
9444 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9445 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9447 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9449 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9450 * cppdefault.h (cpp_PREFIX): Document.
9451 (cpp_PREFIX_len): Likewise.
9452 (cpp_EXEC_PREFIX): New variable.
9453 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9454 * c-incpath.c (add_standard_paths): Correct logic for relocating
9455 paths within prefix.
9457 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9459 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9460 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9462 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9463 fix_truncdfdi_sse using SSEMODEF mode macro.
9464 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9465 fix_truncdfsi_sse using SSEMODEF mode macro.
9466 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9467 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9469 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9471 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9474 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9476 * tree.h : Add multiple_of_p declaration.
9477 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9478 * ipa-type-escape.c (results_of_malloc): Redundant.
9479 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9480 (cast_type): Extended with new members.
9481 (check_cast): Returns cast_type.
9482 (cast): New structure for data of walk_use_def_chains.
9483 (is_malloc_result, is_cast_from_non_pointer_1,
9484 is_cast_from_non_pointer,
9485 is_array_access_through_pointer_and_index): New functions.
9486 (look_for_casts): Returns cast types.
9487 (check_call): Returns void.
9488 (okay_pointer_operation): Use support of pointer plus index,
9489 pointer plus constant and allow all multiplications.
9491 2007-03-11 Richard Guenther <rguenther@suse.de>
9493 PR tree-optimization/31115
9494 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9495 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9496 A shift count of zero is not special as with *_DIV_EXPR.
9497 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9500 2007-03-11 Ian Lance Taylor <iant@google.com>
9502 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9503 the *_DIV_EXPR codes correctly with overflow infinities.
9505 2007-03-11 Ira Rosen <irar@il.ibm.com>
9507 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9508 indicate success/failure of the analysis. Add negation to subtrahend
9509 in case of subtraction. Fail if both operands contain constants.
9510 (create_data_ref): Fail if analyze_offset fails.
9512 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9514 * config/i386/i386.md (frndintxf2): Rename to ...
9515 (rintxf2): ... this. Remove expander having same name.
9516 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9517 (roundsf2, rounddf2): Ditto.
9518 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9519 (lround<mode>di2, lround<mode>si2): Ditto.
9521 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9523 * lower-subreg.c: Include except.h.
9524 (decompose_multiword_subregs): Verify that the only control flow
9525 insns we can split are loads to multi-words pseudos.
9526 Handle breaking such blocks after splitting, instead of calling
9527 find_many_sub_basic_blocks.
9529 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9530 on the new basic block. Add a lengthy comment explaining why we
9531 thought this was necessary.
9532 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9534 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9537 * tree.c (walk_type_fields): Recurse into the element type of
9538 ARRAY_TYPEs if there is a pointer set.
9540 2007-03-10 Dirk Mueller <dmueller@suse.de>
9542 * c-common.c (warn_logical_operator): Fix condition.
9544 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9546 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9548 * config/darwin.c (machopic_select_section): Remove superfluous
9549 argument in call to categorize_decl_for_section. Remove unused
9552 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9554 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9556 * configure: Regenerate.
9558 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9561 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9562 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9563 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9564 Add LABEL_NUSES to emitted label.
9565 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9566 branch probability value to emitted jump insn.
9567 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9568 Do not check life information and do not re-arrange input operands
9569 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9571 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9573 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9574 the change of decode_asm_operands.
9576 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9578 * mode-switching.c (create_pre_exit): Skip blockage insn.
9580 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9582 * tree-pass.h (TODO_update_smt_usage): Remove.
9584 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9588 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9590 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9591 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9592 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9595 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9597 * gcc.c: Document %{, in big comment at top.
9598 (input_suffix_matches): Remove special handling for .s and
9600 (input_spec_matches): New.
9601 (handle_braces): Handle %{,.
9602 (validate_switches): ',' indicates a value which is not a switch.
9603 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9604 to detect assembler input.
9605 * config/i386/sol2.h (CPP_SPEC): Likewise.
9606 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9607 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9608 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9609 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9610 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9611 -m64 causes deployment target to default to 10.5.
9612 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9614 2007-03-09 Richard Henderson <rth@redhat.com>
9617 * target.h (targetm.asm.out.reloc_rw_mask): New.
9618 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9619 (TARGET_ASM_OUT): Use it.
9620 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9621 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9622 use the new reloc_rw_mask target hook instead.
9623 (default_section_type_flags_1): Merge into...
9624 (default_section_type_flags): ... here.
9625 (decl_readonly_section_1): Merge into...
9626 (decl_readonly_section): ... here.
9627 (default_elf_select_section_1): Merge into...
9628 (default_elf_select_section): ... here.
9629 (default_unique_section_1): Merge into...
9630 (default_unique_section): ... here.
9631 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9632 (default_select_rtx_section): Use it.
9633 (default_elf_select_rtx_section): Likewise.
9634 * output.h: Update to match.
9635 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9636 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9637 (TARGET_ASM_RELOC_RW_MASK): New.
9638 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9639 to categorize_decl_for_section.
9640 (x86_64_elf_unique_section): Likewise.
9641 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9642 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9643 (TARGET_ASM_RELOC_RW_MASK): New.
9644 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9645 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9646 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9647 (TARGET_RWRELOC): Remove.
9648 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9649 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9650 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9651 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9652 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9653 (rs6000_xcoff_select_section): Use decl_readonly_section.
9654 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9655 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9656 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9657 (TARGET_SECTION_TYPE_FLAGS): Remove.
9658 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9660 2007-03-09 Roger Sayle <roger@eyesopen.com>
9662 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9663 complex constant equality/inequality comparisons for here.
9664 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9665 known at compile-time or can be simplified to a scalar comparison.
9666 (fold_relational_const): Move compile-time evaluation of complex
9667 constant equality/inequality comparisons to here.
9669 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9671 PR rtl-optimization/30643
9672 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9674 (fold_rtx): Recurse, like before 2006-11-03.
9676 2007-03-09 DJ Delorie <dj@redhat.com>
9678 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9681 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9683 PR tree-optimization/30375
9684 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9685 LHS of statements is not the same.
9686 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9688 2007-03-09 Chao-ying Fu <fu@mips.com>
9690 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9692 * doc/invoke.texi (-mdspr2): Document new option.
9693 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9694 New unspec for DSP REV 2.
9695 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9696 these instructions are extended in DSP REV 2.
9697 (mips-dspr2.md): Include.
9698 * config/mips/mips.opt (mdspr2): New option.
9699 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9700 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9701 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9702 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9703 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9704 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9705 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9707 (bdesc_map): Add one field of unsupported_target_flags.
9708 (bdesc_arrays): Update entries to have extra fields. Add
9710 (mips_init_builtins): Initialize new function types.
9711 Check unsupported_target_fileds to filter out builtins.
9712 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9714 (ASM_SPEC): Pass mdspr2 to the assembler.
9715 * config/mips/mips-dspr2.md: New file.
9717 2007-03-09 Sa Liu <saliu@de.ibm.com>
9719 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9721 2007-03-09 Ian Lance Taylor <iant@google.com>
9723 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9724 argument) like -Wstrict-overflow=2.
9725 * doc/invoke.texi (Warning Options): Update documentation.
9727 2007-03-09 Dirk Mueller <dmueller@suse.de>
9730 * doc/invoke.texi (-Wlogical-op): Document.
9731 * common.opt (-Wlogical-op): New.
9732 * c-common.h (warn_logical_operator): Declare.
9733 * c-common.c (warn_logical_operator): Define.
9734 * c-typeck.c (parser_build_binary_op): Call
9735 warn_logical_operator.
9737 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9739 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9740 * final.c (final_scan_insn): Test for non-"" file name.
9742 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9744 * doc/loop.texi: Document the Omega linear constraints solver.
9745 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9746 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9747 omega-hash-table-size, omega-max-keys, and
9748 omega-eliminate-redundant-constraints.
9749 * tree-pass.h (pass_check_data_deps): Declared.
9752 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9753 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9754 pass_check_data_deps): New.
9755 * tree-data-ref.c (init_data_ref): Remove declaration.
9756 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9757 (analyze_array): Renamed init_array_ref, move up initializations.
9758 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9759 Removed arguments that are set to NULL.
9760 (analyze_indirect_ref): Correct indentation, correct call to
9762 (object_analysis): Call init_array_ref instead of analyze_array.
9763 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9764 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9765 of DR_ACCESS_FNS_ADDR.
9766 (init_omega_eq_with_af, omega_extract_distance_vectors,
9767 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9768 ddr_consistent_p): New.
9769 (compute_affine_dependence): Check consistency of ddrs when
9770 flag_check_data_deps is passed.
9771 (analyze_all_data_dependences): Uncomment.
9772 (tree_check_data_deps): New.
9773 * tree-data-ref.h: Include omega.h.
9774 (DR_ACCESS_FNS_ADDR): Removed.
9775 (data_dependence_relation): Add inner_loop.
9776 (DDR_INNER_LOOP): New.
9777 * common.opt (fcheck-data-deps): New.
9778 * tree-flow.h (tree_check_data_deps): Declare.
9779 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9780 (OBJS-common): Depend on omega.o.
9782 * passes.c (pass_check_data_deps): Scheduled.
9783 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9784 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9785 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9786 PARAM_VECT_MAX_VERSION_CHECKS,
9787 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9789 2007-03-09 Richard Guenther <rguenther@suse.de>
9791 PR tree-optimization/30904
9793 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9794 the same way as *_DIV_EXPR.
9796 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9798 * recog.c (decode_asm_operands): No mixed declarations and code.
9800 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9802 * rtl.def (ASM_INPUT): Add location.
9803 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9804 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9805 (decode_asm_operands): Add loc operand.
9806 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9807 * stmt.c (expand_asm): Rename to...
9808 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9809 gen_rtx_ASM_INPUT_loc.
9810 (expand_asm_expr): Adjust.
9811 * recog.c (decode_asm_operands): Add loc operand.
9812 (check_asm_operands, extract_insn): Adjust.
9813 * reload1.c (maybe_fix_stack_asms): Likewise.
9814 * final.c (asm_insn_count): Likewise.
9815 (final_scan_insn): Output # line before and after asm.
9817 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9819 * tree-ssa-structalias.c (variable_info): Remove
9821 (new_var_info): Ditto.
9822 (shared_bitmap_info_t): New structure.
9823 (shared_bitmap_table): New variable.
9824 (shared_bitmap_hash): New function.
9825 (shared_bitmap_eq): Ditto
9826 (shared_bitmap_lookup): Ditto.
9827 (shared_bitmap_add): Ditto.
9828 (merge_smts_into): Change to take bitmap directly.
9829 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9830 (init_alias_vars): Init shared bitmap hashtable.
9831 (delete_points_to_sets): Delete shared bitmap hashtable.
9832 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9833 is_aliased removal as a change that was still necessary was
9836 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9838 * config/i386/i386.h (override_options): Conditionally disable
9839 x86_sahf for 64bit targets only.
9841 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9844 * c-decl.c (merge_decls): Don't call make_var_volatile.
9845 * varasm.c (make_var_volatile): Remove.
9846 * output.h (make_var_volatile): Remove.
9848 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9850 PR tree-optimization/31085
9851 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9853 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9855 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9856 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9857 ATTR_CONST_NOTHROW_LIST.
9859 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9862 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9864 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9866 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9869 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9871 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9872 passed, use shared libgcc.
9874 2007-03-08 Roger Sayle <roger@eyesopen.com>
9876 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9877 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9878 (honor_protect_cleanup_actions, lower_try_finally_switch):
9880 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9881 ifc_temp_var): Likewise.
9882 * tree-inline.c (setup_one_parameter): Likewise.
9883 * tree-mudflap.c (mf_decl_cache_locals,
9884 mf_build_check_statement_for): Likewise.
9885 * tree-nested.c (init_tmp_var, save_tmp_var,
9886 finalize_nesting_tree_1): Likewise.
9887 * tree-outof-ssa.c (insert_copy_on_edge,
9888 insert_backedge_copies): Likewise.
9889 * tree-profile.c (tree_gen_edge_profiler,
9890 tree_gen_ic_profiler): Likewise.
9891 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9892 * tree-sra.c (sra_build_assignment): Likewise.
9893 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9894 * tree-ssa-math-opts.c (insert_reciprocals,
9895 execute_cse_sincos_1): Likewise.
9896 * tree-tailcall.c (adjust_accumulator_values,
9897 adjust_return_value): Likewise.
9898 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9899 * tree-vect-transform.c (vect_create_data_ref_ptr,
9900 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9901 vect_create_epilog_for_reduction, vectorizable_reduction,
9902 vectorizable_call, vectorizable_conversion,
9903 vectorizable_assignment, vectorizable_operation,
9904 vectorizable_type_demotion, vect_gen_widened_results_half,
9905 vect_permute_store_chain, vectorizable_store,
9906 vect_setup_realignment, vect_permute_load_chain,
9907 vectorizable_load, vectorizable_condition,
9908 vect_create_cond_for_align_checks): Likewise.
9909 * tree-vrp.c (build_assert_expr_for): Likewise.
9911 2007-03-08 Ian Lance Taylor <iant@google.com>
9913 * tree-vrp.c: Include "intl.h".
9914 (usable_range_p): New static function.
9915 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9916 overflowed values, juts set *strict_overflow_p.
9917 (compare_values): Only return -2 if one of the operands is not a
9919 (compare_ranges): Call usable_range_p.
9920 (compare_range_with_value): Likewise.
9921 (vrp_evaluate_conditional_warnv): Rename from
9922 vrp_evaluate_conditional. Make static. Change all callers.
9923 (vrp_evaluate_conditional): New function.
9924 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9926 (simplify_abs_using_ranges): Likewise.
9927 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9928 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9929 within_stmt parameter.
9930 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9931 vrp_evaluate_conditional.
9932 * tree-ssa-threadedge.c
9933 (record_temporary_equivalences_from_stmts_at_dest): Change
9934 simplify parameter to take a second tree parameter.
9935 (simplify_control_stmt_condition): Likewise.
9936 (thread_across_edge): Likewise.
9937 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9938 (thread_across_edge): Likewise.
9939 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9941 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9943 * config/i386/i386.h (TARGET_SAHF): New define.
9944 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9945 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9946 (x86_sahf): New global variable.
9947 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9948 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9949 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9950 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
9952 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
9953 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
9954 when expanding fcomi/sahf based tests.
9955 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
9956 expanding sahf based alternative. Emit sahf based sequence when
9957 optimizing for code size.
9958 * config/i386/i386.md (x86_sahf_1): Do not disable for
9959 TARGET_64BIT, enable for TARGET_SAHF.
9961 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
9963 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
9964 spurious whitespace from error message.
9966 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
9969 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
9971 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
9973 * c-decl.c (grokdeclarator): Disable warnings for anonymous
9975 * tree-sra.c (instantiate_element): Propagate disabled warnings
9976 from the element itself to the created variable.
9978 2007-03-07 Richard Henderson <rth@redhat.com>
9981 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
9982 silently fix up the stack in the case of a missing register.
9984 2007-03-07 Paul Brook <paul@codesourcery.com>
9986 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
9988 2007-03-07 Joseph Myers <joseph@codesourcery.com>
9990 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
9992 (phase1_vrs): Use them.
9993 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
9994 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
9995 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
9996 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
9997 __gnu_Unwind_Restore_WMMXC if required.
9998 (_Unwind_VRS_Pop): Implement iWMMXt support.
9999 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10000 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10001 gnu_Unwind_Save_WMMXC): Define.
10003 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10005 * config/vxworks.h (vxworks_override_options): Declare.
10006 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10007 * config/vxworks.c: Include target.h and toplev.h.
10008 (vxworks_override_options): New function.
10009 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10011 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10013 * config/s390/s390.c (override_options): Don't emit an error when
10014 -mstack-size is used without providing -mstack-guard.
10015 (s390_emit_prologue): Choose stack_guard value automatically if not
10016 provided via command line.
10017 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10019 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10021 * config/i386/i386.c (output_set_got): Add a GOT initialization
10022 sequence for VxWorks PIC.
10023 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10024 around labels as well as symbols. Use gotoff_operand instead
10025 of local_symbolic_operand.
10026 (legitimize_pic_address): Use gotoff_operand instead of
10027 local_symbolic_operand. Use @GOT accesses for labels as
10029 (ix86_output_addr_diff_elt): Use PC-relative rather than
10030 GP-relative offsets for VxWorks PIC.
10031 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10032 no_new_pseudos. Check whether the returned register is op0.
10033 * config/i386/i386.md (tablejump): Use PC-relative rather than
10034 GP-relative offsets for VxWorks PIC.
10035 * config/i386/predicates.md (gotoff_operand): New predicate.
10037 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10039 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10041 * config/vxworks-dummy.h: New file.
10042 * config/i386/i386.h: Include it.
10044 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10046 * dwarf2out.c (is_inlined_entry_point): New
10047 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10048 DW_AT_ranges if the first subblock is the entry point.
10050 2007-03-06 David Daney <ddaney@avtrex.com>
10052 * doc/install.texi (mips-*-*): Change recommended binutils
10055 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10057 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10058 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10060 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10061 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10063 2007-03-06 Jan Hubicka <jh@suse.cz>
10065 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10066 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10068 (probably_cold_bb_p): Cold functions are cold.
10069 (probably_never_executed_bb_p): Cold functions are cold.
10070 (tree_bb_level_predictions): Predict calls to cold functions as not
10072 (compute_function_frequency): Check hot/cold attributes.
10073 * function.h (function_frequency): Update comments.
10074 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10075 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10076 (c_common_att): Add cold and hot.
10078 * doc/extend.texi (hot,cold attributes): Document.
10080 2007-03-06 Andrew Haley <aph@redhat.com>
10082 * function.c (expand_function_end): Move blockage to just after we
10083 emit the label for the naked return from the function.
10085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10087 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10090 2007-03-06 Jan Hubicka <jh@suse.cz>
10092 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10093 loaded for constant large models. Non-large 64bit PIC can do.
10094 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10095 * cmodel.h: Add LARGE PIC.
10096 * i386.md (UNSPEC_PLTOFF): New.
10097 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10099 (*call_1_rex64): Disable for large models.
10100 (*call_1_rex64_large): New.
10101 (*call_value_1_rex64): Disable for large models.
10102 (*call_value_1_rex64_large): New.
10103 (set_rip_rex4): New.
10104 (set_got_offset_rex64): New.
10105 * predicates.md (constant_call_address_operand): For large model
10106 constant calls are not possible.
10107 * i386-protos.h (construct_plt_address): Declare.
10108 * i386.c (override_options): Accept large models.
10109 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10110 (legitimate_constant_p): Add new UNSPECs.
10111 (legitimate_pic_operand_p): Likewise.
10112 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10113 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10115 (output_pic_addr_const): Add PLTOFF.
10116 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10117 (ix86_expand_move): Legitimize pic address when in PIC mode.
10118 (construct_plt_address): New function.
10119 (ix86_expand_call): Offload the address to register and use GOT pointer
10121 * invoke.texi (mcmodel=large): Update documentation.
10123 2007-03-06 Richard Henderson <rth@redhat.com>
10125 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10126 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10127 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10128 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10129 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10130 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10131 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10132 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10133 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10134 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10135 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10136 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10137 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10138 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10139 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10140 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10141 x86_schedule, x86_use_bt, x86_pad_returns,
10142 x86_use_xchgb): Merge into ...
10143 (ix86_tune_features): ... here. New array.
10144 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10145 x86_bswap): Merge into ...
10146 (ix86_arch_features): ... here. New array.
10147 (x86_3dnow_a): Remove.
10148 (x86_accumulate_outgoing_args): Make static.
10149 (x86_arch_always_fancy_math_387): Make static.
10150 (ix86_tune_mask, ix86_arch_mask): Move ...
10151 (override_options): ... to local variables here. Apply the
10152 appropriate mask to each element of ix86_arch_features and
10153 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10154 as were done in the old macros.
10155 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10156 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10157 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10158 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10159 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10160 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10161 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10162 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10163 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10164 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10165 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10166 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10167 x86_accumulate_outgoing_args, x86_prologue_using_move,
10168 x86_epilogue_using_move, x86_decompose_lea,
10169 x86_arch_always_fancy_math_387, x86_shift1,
10170 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10171 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10172 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10173 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10174 x86_use_incdec, x86_pad_returns, x86_bswap,
10175 x86_partial_flag_reg_stall): Remove.
10176 (enum ix86_tune_indices): New.
10177 (ix86_tune_features): New.
10178 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10179 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10180 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10181 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10182 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10183 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10184 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10185 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10186 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10187 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10188 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10189 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10190 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10191 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10192 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10193 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10194 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10195 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10196 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10197 TARGET_EXT_80387_CONSTANTS): Use it.
10198 (enum ix86_arch_indices): New.
10199 (ix86_arch_features): New.
10200 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10201 TARGET_BSWAP): Use it.
10202 (ix86_tune_mask, ix86_arch_mask): Remove.
10204 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10207 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10208 Define using $${sysroot_headers_suffix}.
10209 * configure: Regenerate.
10210 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10211 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10213 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10214 * gcc.c (print_sysroot_headers_suffix): New.
10215 (option_map): Include --print-sysroot-headers-suffix.
10216 (display_help): Mention -print-sysroot-headers-suffix.
10217 (process_command): Handle -print-sysroot-headers-suffix.
10218 (do_spec_1): Append multilib directory to include-fixed path if
10219 sysroot suffixes in use.
10220 (main): Handle -print-sysroot-headers-suffix.
10221 * Makefile.in (start.encap): Don't depend on xlimits.h
10222 (xlimits.h): Remove.
10223 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10224 limits.h for each multilib in fixinc_list.
10225 (fixinc_list, s-fixinc_list): New.
10226 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10227 generate them for each multilib in fixinc_list.
10228 (stmp-fixproto): Use include-fixed. Run fixproto for each
10229 multilib in fixinc_list.
10230 (mostlyclean): Don't remove xlimits.h.
10231 (clean): Remove include-fixed.
10232 (real-install-headers-tar, real-install-headers-cpio,
10233 real-install-headers-cp): Don't copy include, only include-fixed.
10234 (install-mkheaders): Depend on fixinc_list. Don't depend on
10235 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10236 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10237 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10239 2007-03-06 Jan Hubicka <jh@suse.cz>
10241 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10244 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10246 * configure.ac: Allow tm_file to contain build-directory files.
10247 * configure: Regenerate.
10248 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10249 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10250 * config/m68k/print-sysroot-suffix.sh: New file.
10252 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10254 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10255 of pic_offset_table_rtx if reload_completed.
10256 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10257 PIC_OFFSET_TABLE_REGNUM.
10258 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10260 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10261 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10265 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10266 functions that call eh_return.
10268 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10270 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10271 functions that need a constant pool.
10273 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10276 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10277 (m68k_preferred_reload_class): Likewise.
10278 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10279 (SECONDARY_RELOAD_CLASS): Define.
10280 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10281 (LIMIT_RELOAD_CLASS): Delete.
10282 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10283 registers from storing bytes.
10284 (m68k_secondary_reload_class): New function.
10285 (m68k_preferred_reload_class): Likewise.
10287 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10289 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10291 (m68k_expand_prologue): Likewise.
10293 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10295 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10296 (mips_expand_epilogue): Add a bool parameter.
10297 (m68k_legitimize_sibcall_address): Declare.
10298 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10299 (m68k_expand_epilogue): Add a parameter to select between sibling
10300 and normal epilogues. Only generate a return for the latter.
10301 (m68k_ok_for_sibcall_p): New function.
10302 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10303 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10304 (sibcall_value, *sibcall_value): Likewise.
10305 (*call, *call_value): Require !SIBLING_CALL_P.
10306 (epilogue): Update call to m68k_expand_epilogue.
10307 (sibcall_epilogue): New pattern.
10308 * config/m68k/predicates.md (const_call_operand): Say that this
10309 predicate applies to sibling calls too.
10310 (sibcall_operand): New predicate.
10312 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10314 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10315 alternatives as movsi_cf.
10316 (movsf_cf_hard): Add commentary.
10318 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10319 Richard Sandiford <richard@codesourcery.com>
10321 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10322 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10323 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10324 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10325 as being live on exit from an interrupt function.
10326 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10327 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10328 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10329 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10330 (m68k_interrupt_function_p): Globalize.
10331 (m68k_compute_frame_layout): Remove reverse mask code.
10332 (m68k_emit_movem, m68k_set_frame_related): New functions.
10333 (m68k_output_function_prologue): Delete in favor of...
10334 (m68k_expand_prologue): ...this new function.
10335 (m68k_output_function_epilogue): Delete in favor of...
10336 (m68k_expand_epilogue): ...this new function.
10337 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10339 (print_operand): Handle %?.
10340 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10341 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10342 (prologue, epilogue): New patterns.
10343 (return): Turn into a define_expand.
10344 (*return): New pattern, derived from old "return" pattern. Use rte
10345 rather than rts for interrupt functions. Only use rtd if the pop
10347 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10348 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10349 (link, *link, unlink, *unlink, load_got): Likewise.
10351 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10355 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10356 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10357 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10358 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10359 and m68k_matches_u_p.
10360 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10361 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10362 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10363 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10364 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10365 (REG_STRICT_P): New macro.
10366 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10367 PCREL_GENERAL_OPERAND_OK.
10368 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10369 m68k_legitimate_base_reg_p.
10370 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10371 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10372 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10373 * config/m68k/m68k.c (m68k_address): New structure.
10374 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10375 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10376 (m68k_jump_table_ref_p, m68k_decompose_address)
10377 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10378 (m68k_matches_u_p): New functions.
10379 (print_operand_address): Rewrite to use m68k_decompose_index.
10381 2007-03-05 David Taylor <dtaylor@emc.com>
10383 * gcc.c: Correct copyright date in --version output.
10385 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10387 * pa.md: In unamed move patterns, disparge copies between general
10388 and floating point registers using '?' modifier. Don't include 'f'
10389 constraint for register preferences in DImode, SImode, HImode and
10390 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10391 Remove constraints for copies between general and floating registers
10392 in soft-float DFmode pattern.
10393 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10397 2007-03-05 Mike Stump <mrs@apple.com>
10399 * c-common.c (targetcm): Add.
10400 * c-opts.c (c_common_handle_option): Handle language specific
10402 * opts.c (handle_option): Verify language for target options, if
10404 * opth-gen.awk: Add CL_LANG_ALL.
10405 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10406 (TARGETCM_INITIALIZER): Add.
10407 * target.h (struct gcc_targetcm): Add.
10409 * targhooks.c (default_handle_c_option): Add.
10410 * targhooks.h (default_handle_c_option): Add.
10411 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10413 * config/darwin.opt (iframework): Add.
10414 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10415 * config/darwin-c.c (handle_c_option): Add.
10416 (TARGET_HANDLE_C_OPTION): Add.
10418 * doc/invoke.texi (Darwin Options): Add -iframework.
10420 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10422 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10425 2007-03-05 Ian Lance Taylor <iant@google.com>
10427 * c.opt (fgnu89-inline): New option.
10428 * c-opts.c (c_common_post_options): Set default value for
10430 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10431 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10433 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10434 (grokdeclarator, start_function): Likewise.
10435 * c-cppbuiltin.c (c_cpp_builtins): Define either
10436 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10437 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10438 (C Dialect Options): Document -fgnu89-inline.
10439 * doc/extend.texi (Function Attributes): Explain what the
10440 gnu_inline attribute does.
10441 * doc/cpp.texi (Common Predefined Macros): Document
10442 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10444 2007-03-05 Ian Lance Taylor <iant@google.com>
10446 PR tree-optimization/31034
10447 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10448 half-range if the other side is an overflow infinity.
10450 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10452 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10453 (bfin*-linux-uclibc*): New configuration.
10454 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10456 * config/bfin/linux.h: New file.
10457 * config/bfin/libgcc-bfin.ver: New file.
10458 * config/bfin/t-bfin-uclinux: New file.
10459 * config/bfin/t-bfin-linux: New file.
10460 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10461 (TARGET_OS_CPP_BUILTINS): New macro.
10463 2007-03-05 Richard Guenther <rguenther@suse.de>
10465 * fold-const.c (fold_binary): Remove duplicate folding
10466 of comparison of non-null ADDR_EXPR against null.
10468 2007-03-05 Richard Guenther <rguenther@suse.de>
10469 Dorit Nuzman <dorit@il.ibm.com>
10471 PR tree-optimization/26420
10472 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10473 are no loops in the function. Only print the number of
10474 vectorized loops if it is greater than zero or we are supposed
10475 to print information about unvectorized loops.
10477 2007-03-05 Revital Eres <eres@il.ibm.com>
10479 * gcc.dg/var-expand1.c: New test.
10480 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10481 when an accumulator is expanded.
10483 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10486 * c-common.c (convert_and_check): Don't give warnings for
10487 conversion if 'expr' already overflowed.
10489 2007-03-04 Roger Sayle <roger@eyesopen.com>
10491 PR middle-end/30744
10492 * fold-const.c (fold_comparison): Enforce type consistency when
10493 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10495 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10497 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10498 containing a cast to the base of TARGET_MEM_REF.
10500 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10502 * tree.c (tree_contains_struct_check_failed): Remove spurious
10503 whitespace from error message.
10505 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10508 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10509 instead of precision.
10511 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10512 Nathan Sidwell <nathan@codesourcery.com>
10514 * emit-rtl.c (find_auto_inc): New.
10515 (try_split): recreate REG_INC notes,
10516 Use regular for loops rather than whiles.
10518 2007-03-03 Andreas Schwab <schwab@suse.de>
10520 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10521 * configure: Regenerate.
10523 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10525 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10526 flag_rounding_math, not flag_unsafe_math_optimizations.
10528 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10530 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10531 alpha_fold_vector_minmax): Likewise.
10532 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10533 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10535 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10537 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10538 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10539 if the lhs has side-effects.
10540 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10542 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10544 * config/i386/i386.h (TUNEMASK): Remove define.
10545 (ARCHMASK): Remove define.
10546 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10547 Use ix86_arch_mask variable instead of ARCHMASK.
10548 * config/i386/i386.c (override_options): Ditto.
10549 (standard_80387_constant_p): Ditto.
10551 2007-03-02 Ian Lance Taylor <iant@google.com>
10553 Used signed infinities in VRP.
10554 * tree-vrp.c (uses_overflow_infinity): New static function.
10555 (supports_overflow_infinity): New static function.
10556 (make_overflow_infinity): New static function.
10557 (negative_overflow_infinity): New static function.
10558 (positive_overflow_infinity): New static function.
10559 (is_negative_overflow_infinity): New static function.
10560 (is_positive_overflow_infinity): New static function.
10561 (is_overflow_infinity): New static function.
10562 (overflow_infinity_range_p): New static function.
10563 (compare_values_warnv): New function split out of compare_values.
10564 (compare_value): Call it.
10565 (set_value_range_to_nonnegative): Add overflow_infinity
10566 parameter. Change caller.
10567 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10569 (vrp_expr_computes_nonzero): Likewise.
10570 (compare_ranges, compare_range_with_value): Likewise.
10571 (compare_name_with_value, compare_names): Likewise.
10572 (vrp_evaluate_conditional): Likewise.
10573 (set_value_range): Handle infinity
10574 (vrp_operand_equal_p, operand_less_p): Likewise.
10575 (extract_range_from_assert): Likewise.
10576 (vrp_int_const_binop): Likewise.
10577 (extract_range_from_binary_expr): Likewise.
10578 (extract_range_from_unary_expr): Likewise.
10579 (extract_range_from_comparison): Likewise.
10580 (extract_range_from_expr): Likewise.
10581 (dump_value_range): Likewise.
10582 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10583 (test_for_singularity): Likewise.
10584 (vrp_int_const_binop): Remove inline qualifier.
10585 (adjust_range_with_scev): Add comment.
10586 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10588 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10590 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10591 (get_constraint_for): Likewise.
10592 (do_structure_copy): Likewise.
10593 (find_func_aliases): Fix references to MODIFY_EXPR.
10594 (intra_create_variable_infos): Tidy.
10595 * tree-ssa-operands.c (add_virtual_operand): Add argument
10597 When adding members of alias sets, if IS_CALL_SITE is true and
10598 the symbol is not call-clobbered, skip it.
10599 Adjust all callers.
10601 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10603 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10604 entry by means of emit_insn_at_entry.
10606 2007-03-02 Richard Henderson <rth@redhat.com>
10608 * expr.h (promoted_input_arg): Remove decl.
10609 * function.c (promoted_input_arg): Merge into ...
10610 * combine.c (setup_incoming_promotions): ... only caller.
10611 Rearrange to avoid double loop.
10613 2007-03-02 Ben Elliston <bje@au.ibm.com>
10614 Peter Bergner <bergner@vnet.ibm.com>
10615 Janis Johnson <janis187@us.ibm.com>
10617 * config/rs6000/dfp.md: New file.
10618 * config/rs6000/rs6000.md: Include dfp.md.
10619 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10620 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10621 and TDmode decimal float modes in FP registers.
10622 (num_insns_constant): Likewise.
10623 (rs6000_legitimate_offset_address_p): Likewise.
10624 (rs6000_legitimize_address): Likewise.
10625 (rs6000_legitimize_reload_address): Likewise.
10626 (rs6000_legitimate_address): Likewise.
10627 (rs6000_emit_move): Likewise.
10628 (function_arg_boundary): Likewise.
10629 (function_arg_advance): Likewise.
10630 (rs6000_darwin64_record_arg_recurse): Likewise.
10631 (function_arg): Likewise.
10632 (rs6000_gimplify_va_arg): Likewise.
10633 (rs6000_split_multireg_move): Likewise.
10634 (rs6000_output_function_epilogue): Likewise.
10635 (rs6000_output_function_epilogue): Likewise.
10636 (rs6000_register_move_cost): Likewise.
10637 (rs6000_function_value): Likewise.
10638 (rs6000_libcall_value): Likewise.
10640 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10642 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10644 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10646 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10647 Use $MULTIDIR to choose between the kernel and RTP headers,
10648 and use $WIND_BASE and $WIND_USR to locate them.
10650 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10652 * config/i386/i386.c (override_options): Put initialization of
10653 ix86_tune_mask and ix86_arch_mask to the correct place.
10655 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10656 Michael Meissner <michael.meissner@amd.com>
10659 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10660 (ARCHMASK): Define.
10661 (TARGET_CMOVE): Use ARCHMASK.
10662 (TARGET_CMPXCHG): Ditto.
10663 (TARGET_CMPXCHG8B): Ditto.
10664 (TARGET_XADD): Ditto.
10665 (TARGET_BSWAP): Ditto.
10666 * config/i386/i386.c (ix86_tune_mask): New global variable.
10667 (ix86_arch_mask): Ditto.
10668 (override_options): Initialize ix86_tune_mask and
10669 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10672 2007-03-02 Ben Elliston <bje@au.ibm.com>
10675 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10677 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10679 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10680 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10681 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10682 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10684 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10685 rs6000_init_dwarf_reg_sizes_extra): New.
10686 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10687 SPE register high parts.
10689 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10691 * Makefile.in: Add install-pdf target as
10692 copied from automake v1.10 rules.
10693 * configure.ac: Add install-pdf to target list.
10694 * configure: Regenerate.
10696 2007-03-01 Paul Brook <paul@codesourcery.com>
10698 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10699 modes to LDRD for DImode.
10700 (output_move_double): Fixup out of range ldrd/strd.
10701 (vfp_secondary_reload_class): Rename...
10702 (coproc_secondary_reload_class): ... to this. Add wb argument.
10703 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10704 coproc_secondary_reload_class for CLASS_IWMMXT.
10705 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10706 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10708 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10710 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10711 factor by the estimated number of iterations.
10712 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10715 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10716 decode_caches_intel, detect_caches_intel): New functions.
10717 (host_detect_local_cpu): Use detect_caches_amd and
10718 detect_caches_intel.
10720 2007-03-01 Richard Henderson <rth@redhat.com>
10722 * expr.c (emit_move_complex_push): Export.
10723 (emit_move_complex_parts): Split out from ...
10724 (emit_move_complex): ... here.
10725 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10726 * config/i386/i386.md (movcdi): New.
10728 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10730 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10731 size of mode1 to check for tieable modes in MMX case.
10733 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10735 * Makefile.in (rtlanal.o): Depend on tree.h.
10736 * rtl.h (offset_within_section_p, split_const): Declare.
10737 * rtlanal.c: Include tree.h.
10738 (offset_within_block_p): New function, taken from
10739 mips_offset_within_object_p.
10740 (split_const): New function, taken from mips_split_const.
10741 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10743 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10744 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10745 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10746 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10747 (m68k_illegitimate_symbolic_constant_p): New function.
10748 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10749 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10750 symbolic constant that might be outside the symbol's section,
10751 move the symbol first and then add the offset.
10752 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10754 * config/mips/mips.c (mips_split_const): Delete.
10755 (mips_offset_within_object_p): Delete.
10756 (mips_symbolic_constant_p): Use offset_within_section_p and
10757 split_const instead of mips_offset_within_object_p and
10759 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10760 (mips_legitimize_const_move, print_operand_reloc)
10761 (mips_dangerous_for_la25_p): Use split_const instead of
10764 2007-02-28 Eric Christopher <echristo@apple.com>
10766 * Makefile.in (install-include-dir): Don't rm -rf include.
10768 2007-02-28 Richard Guenther <rguenther@suse.de>
10770 PR middle-end/30364
10771 * fold-const.c (fold_binary): Do not associate expressions
10772 with more than one variable for integer types that do not wrap.
10774 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10776 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10777 Delete, and replace with...
10778 (fold_builtin_call_array): This. Update callers to use it.
10779 * fold-const.c (fold_build_call_list): Delete, and replace with...
10780 (fold_build_call_array): This.
10781 (fold_build_call_list_initializer): Delete, and replace with...
10782 (fold_build_call_array_initializer): This.
10783 * tree.h: Update declarations to reflect above changes.
10785 * c-typeck.c (build_function_call): Store converted arguments
10786 in a stack-allocated array instead of building a list.
10787 (convert_arguments): Store arguments in the array passed in as an
10788 argument, and return the actual number of arguments.
10789 * c-format.c: (check_function_format): Pass arguments in an
10790 array instead of a list.
10791 * c-common.c (check_function_nonnull): Likewise.
10792 (check_function_sentinel): Likewise.
10793 (check_function_arguments): Likewise.
10794 * c-common.h: Update declarations to reflect above changes.
10796 2007-02-28 Jan Hubicka <jh@suse.cz>
10798 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10799 PRED_NEGATIVE_RETURN): Update outcomes.
10801 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10803 * calls.c (emit_library_call_value_1): Handle partial registers
10804 correctly when building up CALL_INSN_FUNCTION_USAGE.
10806 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10808 * pa/predicates.md (move_src_operand): Allow zero for mode.
10809 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10812 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10815 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10816 *movv2df_internal): Enable pattern only for valid operand
10818 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10819 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10821 2007-02-27 Mike Stump <mrs@apple.com>
10823 * config/darwin-crt3.c: Avoid compilation when compiling for a
10826 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10828 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10830 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10831 for fixed headers and limits.h.
10832 (install-include-dir, install-headers-tar, install-headers-cpio,
10833 install-headers-cp, real-install-headers-tar,
10834 real-install-headers-cpio, real-install-headers-cp): Handle
10835 include-fixed as well as include.
10836 (install-mkheaders): Don't install files that go only in include
10838 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10839 from GCC_INCLUDE_DIR.
10840 * gcc.c (process_command): Remove special -BstageN/ handling.
10841 (do_spec_1): Add include-fixed directories.
10843 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10845 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10847 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10849 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10852 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10854 * c-common.c (get_priority): Add check for
10855 SUPPORTS_INIT_PRIORITY.
10857 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10859 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10861 * config/bfin/bfin.c: Include "cfglayout.h".
10862 (MAX_LSETUP_DISTANCE): New macro.
10863 (struct loop_info): New members incoming, incoming_src and
10864 incoming_dest. Delete member predecessor.
10865 (length_for_loop): New function.
10866 (bfin_optimize_loop): Handle more different loop structures.
10867 (bfin_discover_loop): Rework detection of predecessor blocks by
10868 examining incoming edges.
10869 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10871 (bfin_reorder_loops): New function.
10872 (bfin_reorg_loops): Use these three new functions.
10874 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10875 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10876 (CONSTRAINT_LEN): Add entry for 'q'.
10877 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10878 Add 'q' constraints.
10879 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10880 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10882 * config/bfin/bfin.md (add_with_carry): New pattern.
10883 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10884 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10885 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10886 support unsigned multiplies too. Removed incorrect commutativity from
10887 operand 1 constraint where appropriate.
10888 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10890 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10891 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10893 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10894 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10895 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10896 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10897 usmulhisi_hh_huh): New patterns.
10899 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10900 lshifthi3): Fix output template to use half reg for operand 2.
10902 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10905 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10907 2007-02-27 Andreas Schwab <schwab@suse.de>
10909 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10911 2007-02-27 Jan Hubicka <jh@suse.cz>
10913 * predict.c (last_basic_block_p): Remove.
10914 (tree_estimate_probability): Update return heuristic for commonized
10917 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10919 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10921 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10923 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10924 * doc/cpp.texi: Standardize title page.
10925 * doc/cppinternals.texi: Likewise.
10926 * doc/gcc.texi: Standardize title page, remove version number
10927 from copyright page.
10928 * doc/gccint.texi: Likewise.
10929 * doc/install.texi: Standardize title page, add table of
10932 2007-02-26 Jan Hubicka <jh@suse.cz>
10934 * predict.def: Set outcomes according to more recent results.
10935 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10936 Remove dead predictors.
10937 * predict.c (return_prediction): Fix pasto.
10939 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10941 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10942 change; avoid a memory leak when returning early.
10944 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10946 * c-decl.c (static_ctors): Move to c-common.c.
10947 (static_dtors): Likewise.
10948 (finish_function): Use c_record_cdtor_fn.
10949 (build_cdtor): Move to c-common.c.
10950 (c_write_global_declarations): Use c_build_cdtor_fns.
10951 * c-common.h (static_ctors): Declare.
10952 (static_dtors): Likewise.
10953 (c_record_cdtor_fn): Likewise.
10954 (c_build_cdtor_fns): Likewise.
10955 * c-common.c (static_ctors): New variable.
10956 (static_dtors): Likewise.
10957 (c_record_cdtor_fn): New function.
10958 (build_cdtor): Move from c-decl.c
10959 (c_build_cdtor_fns): New function.
10961 * output.h (assemble_addr_to_section): Declare.
10962 (get_cdtor_priority_section): Likewise.
10963 * varasm.c (assemble_addr_to_section): New function.
10964 (get_cdtor_priority_section): Likewise.
10965 (default_named_section_asm_out_destructor): Use them.
10966 (destor_dtor_section_asm_out_destructor): Likewise.
10967 (default_named_section_asm_out_constructor): Likewise.
10968 (default_ctor_section_asm_out_constructor): Likewise.
10969 * config.gcc (*-*-vxworks*): Include vxworks.o.
10970 * config/t-vxworks (vxworks.o): New target.
10971 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
10972 (TARGET_ASM_CONSTRUCTOR): Define.
10973 (TARGET_ASM_DESTRUCTOR): Likewise.
10974 (vxworks_asm_out_constructor): Declare.
10975 (vxworks_asm_out_destructor): Likewise.
10977 * c-common.c (get_priority): Check that we have not just an
10978 INTEGER_CST, but an integer constant with integeral type.
10980 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
10982 PR tree-optimization/30938
10983 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
10984 use &dt[nargs-1] instead of &dt[nargs] in the call to
10985 vect_is_simple_use().
10987 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10989 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
10990 from register elimination as PRE_MODIFY / POST_MODIFY increments.
10991 Do not attempt to handle MEM inside auto-inc expressions.
10992 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
10993 of a register modified by an auto-inc expression. However, do handle
10994 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
10995 (elimination_effects): Prohibit elimination of a register modified
10996 by an auto-inc expression. Disable register elimination rules whose
10997 target register is modified by an auto-inc expression with variable
11000 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11002 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11004 (array_at_struct_end_p): New function.
11005 (idx_infer_loop_bounds): Use it.
11006 (estimate_numbers_of_iterations_loop): Export.
11007 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11008 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11009 (tree_estimate_probability): Call record_loop_exits.
11010 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11011 (estimated_loop_iterations, estimated_loop_iterations_int,
11012 estimated_loop_iterations_tree): New functions.
11013 (analyze_siv_subscript_cst_affine,
11014 compute_overlap_steps_for_affine_1_2,
11015 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11016 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11017 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11018 (PRED_LOOP_ITERATIONS_GUESSED): New.
11019 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11020 * cfgloop.h (estimate_numbers_of_iterations_loop,
11021 estimated_loop_iterations_int): Declare.
11023 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11025 * doc/extend.texi: Document optional priority argument to
11026 constructors and destructors.
11027 * tree.c (init_priority_for_decl): Adjust GTY markers.
11028 (init_ttree): Use priority-info hash functions for
11029 init_priority_for_decl.
11030 (tree_map_eq): Rename to ...
11031 (tree_map_base_eq): ... this.
11032 (tree_map_marked_p): Rename to ...
11033 (tree_map_base_marked_p): ... this.
11034 (tree_map_base_hash): New function.
11035 (decl_init_priority_lookup): Rework.
11036 (decl_fini_priority_lookup): New function.
11037 (decl_priority_info): New function.
11038 (decl_init_priority_insert): Use it.
11039 (decl_fini_priority_insert): Likewise.
11040 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11042 (decl_restrict_base_insert): Likewise.
11043 (decl_debug_expr_insert): Likewise.
11044 (decl_value_expr_lookup): Likewise.
11045 (decl_value_expr_insert): Likewise.
11046 * tree.h (priority_type): New type.
11047 (decl_init_priority_lookup): Use priority_type.
11048 (decl_fini_priority_lookup): New function.
11049 (decl_init_priority_insert): Use priority_type.
11050 (decl_fini_priority_insert): New function.
11051 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11052 (DECL_INIT_PRIORITY): Likewise.
11053 (SET_DECL_INIT_PRIORITY): Add comment.
11054 (DECL_FINI_PRIORITY): New macro.
11055 (SET_DECL_FINI_PRIORITY): Likewise.
11056 (DEFAULT_INIT_PRIORITY): Document.
11057 (MAX_INIT_PRIORITY): Likewise.
11058 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11059 (tree_map_base): New type.
11060 (tree_map_base_eq): New function.
11061 (tree_map_base_hash): Likewise.
11062 (tree_map_base_marked_p): Likewise.
11063 (tree_map): Inherit from tree_map_base.
11064 (tree_map_eq): Make it a macro.
11065 (tree_map_marked_p): Likewise.
11066 (tree_int_map): Inherit from tree_map_base.
11067 (tree_int_map_eq): Make it a macro.
11068 (tree_int_map_hash): Likewise.
11069 (tree_int_map_marked_p): Likewise.
11070 (tree_priority_map): New type.
11071 (tree_priority_map_eq): New macro.
11072 (tree_priority_map_hash): Likewise.
11073 (tree_priority_map_marked_p): Likewise.
11074 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11076 (emutls_common_1): Likewise.
11077 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11078 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11079 of tree_map hierarchy.
11080 * tree-cfg.c (move_stmt_r): Likewise.
11081 (new_label_mapper): Likewise.
11082 * c-tree.h (c_expand_body): Move to ...
11083 * c-common.h (c_expand_body): ... here.
11084 * c-decl.c (c_expand_body): Move to ...
11085 * c-common.c (c_expand_body): ... here.
11086 (c_common_attribute_table): Allow 1 argument for the constructor
11087 and destructor attributes.
11088 (get_priority): New function.
11089 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11090 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11092 2007-02-24 Jan Hubicka <jh@suse.cz>
11094 PR middle-end/30509
11095 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11097 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11098 Jan Hubicka <jh@suse.cz>
11101 * i386.c (counter_mode): New function.
11102 (expand_set_or_movmem_via_loop): Use it.
11103 (expand_movmem_epilogue): Likewise; fix pasto.
11104 (ix86_expand_movmem): Do emit guard even for constant counts.
11105 (ix86_expand_setmem): Likewise.
11107 2007-02-25 Nick Clifton <nickc@redhat.com>
11109 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11110 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11112 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11115 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11116 count argument with 0x10, not with 0x16.
11117 (expand_setmem_epilogue): Ditto.
11119 2007-02-24 Mike Stump <mrs@apple.com>
11121 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11124 2007-02-24 Richard Guenther <rguenther@suse.de>
11126 PR middle-end/30951
11127 * fold-const.c (fold_binary): Fold x +- CST op x for
11128 EQ_EXPR and NE_EXPR.
11130 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11132 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11134 2007-02-24 Jan Hubicka <jh@suse.cz>
11136 * cgraphunit.c (decide_is_function_needed): Honor
11137 -fkeep-inline-functions.
11139 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11141 * builtins.c (fold_builtin_modf): New.
11142 (fold_builtin_2): Use it.
11144 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11146 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11147 (determine_max_iter): Take additional LOOP arg; all callers changed.
11148 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11149 one using simplifications.
11150 (simplify_using_initial_values): Return if the expression becomes
11151 invalid due to altered regs.
11153 2007-02-23 DJ Delorie <dj@redhat.com>
11155 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11157 2007-02-23 Mike Stump <mrs@apple.com>
11159 * tlink.c (scan_linker_output): Parse linker messages from
11160 darwin9's linker better.
11162 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11165 * varpool.c (varpool_assemble_pending_decls): Set
11166 varpool_last_needed_node to null.
11168 2007-02-23 DJ Delorie <dj@redhat.com>
11170 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11171 alignment bigger than the object file can handle.
11173 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11176 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11177 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11178 (*movsf_1): Penalize MMX moves.
11180 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11182 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11183 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11185 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11187 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11189 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11190 (fold_builtin_1): Use them.
11191 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11192 BUILT_IN_SIGNIFICAND.
11194 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11196 * config/i386/i386.c (bdesc_1arg): Initialize
11197 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11198 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11199 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11200 and IX86_BUILTIN_MOVSLDUP.
11202 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11204 PR rtl-optimization/30841
11205 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11207 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11209 * builtins.c (fold_builtin_frexp): New.
11210 (fold_builtin_2): Use it.
11212 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11214 * doc/invoke.texi (Spec Files): Document getenv spec function.
11216 * gcc.c (getenv_spec_function): New function.
11217 (static_spec_functions): Add it.
11218 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11219 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11222 2007-02-22 Michael Matz <matz@suse.de
11225 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11226 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11228 2007-02-22 Ian Lance Taylor <iant@google.com>
11231 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11232 (mem_loc_descriptor): Call it.
11234 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11235 Ira Rosen <irar@il.ibm.com>
11237 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11239 2007-02-22 Ira Rosen <irar@il.ibm.com>
11241 PR tree-optimization/30843
11242 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11243 stores only after all the group is vectorized.
11245 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11247 PR tree-optimization/30858
11248 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11249 in the reduction cycle have a single use in the loop.
11250 * tree-vectorizer.h (relevant): Add documentation.
11252 2007-02-20 Mike Stump <mrs@apple.com>
11254 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11255 * configure: Regenerate.
11257 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11259 Change the defaults of some parameters and options.
11260 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11261 * config/spu/spu.c (spu_optimization_options): Add.
11262 (spu_override_options): Change params in spu_optimization_options.
11263 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11265 Register 127 is only 16 byte aligned when used as a frame pointer.
11266 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11267 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11268 HARD_FRAME_POINTER_REGNUM.
11269 (spu_legitimate_address): Use regno_aligned_for_reload.
11270 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11271 aligned when frame_pointer_needed is true.
11272 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11274 * config/spu/spu.h (INIT_EXPANDERS): Define.
11276 Make sure shift and rotate instructions have valid immediate operands.
11277 * config/spu/predicates.md (spu_shift_operand): Remove.
11278 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11279 * config/spu/constraints.md (W, O): Extend range.
11280 * config/spu/spu.md (umask, nmask): Define.
11281 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11282 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11283 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11284 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11285 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11286 (lshr<mode>3_reg): Fix rtl description.
11288 Make sure mulhisi immediate operands are valid.
11289 * config/spu/predicates.md (imm_K_operand): Add.
11290 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11292 Generate constants using fsmbi and andi.
11293 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11294 (print_operand, spu_split_immediate, classify_immediate,
11295 fsmbi_const_p): Handle IC_FSMBI2.
11297 Correctly handle a CONST_VECTOR containing symbols.
11298 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11299 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11300 (immediate_load_p): Allow symbols that use 2 instructions to create.
11301 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11302 with symbols when flag_pic is set.
11303 (const_vector_immediate_p): New.
11304 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11305 accept a CONST_VECTOR with symbols.
11306 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11307 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11309 * config/spu/spu.md (high, low): Delete.
11310 (low_<mode>): Define.
11312 Remove INTRmode and INTR_REGNUM, which didn't work.
11313 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11315 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11316 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11317 peephole2 pattern): Don't use INTR or 131.
11318 (movintrcc): Delete.
11319 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11320 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11321 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11322 (UNSPEC_SET_INTR): Add.
11323 * config/spu/spu-modes.def (INTR): Remove.
11325 More accurate warnings about run-time relocations.
11326 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11328 Correctly warn about immediate arguments to specific intrinsics.
11329 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11330 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11331 the instruction predicate.
11333 Fix tree check errors with latest update.
11334 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11336 (spu_expand_builtin): Use CALL_EXPR_FN.
11338 Add missing specific intrinsics.
11339 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11341 * config/spu/spu_internals.h: Ditto.
11343 Fix incorrect operand modifiers.
11344 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11345 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11347 Optimize one case of zero_extend of a vec_select.
11348 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11350 Accept any immediate for hbr.
11351 * config/spu/spu.md (hbr): Change s constraints to i.
11353 2007-02-21 Paul Brook <paul@codesourcery.com>
11355 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11356 condexec_count when skipping USE and CLOBBER.
11358 2007-02-21 Nick Clifton <nickc@redhat.com>
11360 * common.opt (Warray-bounds): Add Warning attribute.
11361 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11363 (fsized-zeroes): Add Optimization attribute.
11364 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11365 * c.opt (Wc++0x-compat): Add Warning attribute.
11367 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11369 PR middle-end/30761
11370 * reload1.c (eliminate_regs_in_insn): In the single_set special
11371 case, attempt to re-recognize the insn before falling back to
11372 having reload fix it up.
11374 2007-02-20 Eric Christopher <echristo@gmail.com>
11376 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11377 Rewrite accordingly.
11378 (frv_read_iacc_argument): Ditto.
11379 (frv_expand_set_builtin): Take a call instead of arglist, update for
11381 (frv_expand_unop_builtin): Ditto.
11382 (frv_expand_binop_builtin): Ditto.
11383 (frv_expand_cut_builtin): Ditto.
11384 (frv_expand_binopimm_builtin): Ditto.
11385 (frv_expand_voidbinop_builtin): Ditto.
11386 (frv_expand_int_void2arg): Ditto.
11387 (frv_expand_prefetches): Ditto.
11388 (frv_expand_voidtriop_builtin): Ditto.
11389 (frv_expand_voidaccop_builtin): Ditto.
11390 (frv_expand_load_builtin): Ditto.
11391 (frv_expand_store_builtin): Ditto.
11392 (frv_expand_mdpackh_builtin): Ditto.
11393 (frv_expand_mclracc_builtin): Ditto.
11394 (frv_expand_mrdacc_builtin): Ditto.
11395 (frv_expand_mwtacc_builtin): Ditto.
11396 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11399 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11401 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11402 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11404 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11405 point instructions.
11406 * configure: Regenerate.
11407 * config.in: Regenerate.
11408 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11409 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11410 masks to power6 and power6x and to POWERPC_MASKS.
11411 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11413 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11414 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11415 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11416 Access PROTOTYPE as variable, not mask.
11418 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11420 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11421 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11422 * combine.c (adjust_for_new_dest): Use it.
11423 * postreload.c (reload_combine): Likewise.
11425 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11427 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11428 notes on an insn with multiple sets, even if single_set returns
11429 non-NULL for that insn.
11431 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11433 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11434 scalbn and scalbln.
11436 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11438 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11439 if user didn't pass it.
11440 * config/i386/darwin.h (CC1_SPEC): Likewise.
11441 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11442 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11443 -mmacosx-version-min.
11445 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11446 Uros Bizjak <ubizjak@gmail.com>
11448 * optabs.h (enum optab_index): Add new OTI_scalb.
11449 (scalb_optab): Define corresponding macro.
11450 * optabs.c (init_optabs): Initialize scalb_optab.
11451 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11453 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11454 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11455 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11456 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11457 flag_unsafe_math_optimizations is set.
11459 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11460 to implement scalbf, scalb and scalbl built-ins as inline x87
11463 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11464 DJ Delorie <dj@redhat.com>
11467 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11468 (diagnostic_report_diagnostic): ... here, and turn them into real
11469 errors. If warnings are inhibited, no need to do anything.
11471 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11473 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11474 better code generation.
11476 2007-02-20 Ben Elliston <bje@au.ibm.com>
11478 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11480 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11482 * config/alpha/alpha.c, config/alpha/alpha.md,
11483 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11484 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11485 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11486 config/arm/lib1funcs.asm: Follow spelling conventions.
11488 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11489 config/fr30/fr30.md, config/i386/i386.h,
11490 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11491 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11492 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11493 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11494 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11495 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11496 config/sparc/sparc.c, config/sparc/sparc.h,
11497 config/sparc/sparc.md, config/spu/constraints.md,
11498 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11501 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11504 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11507 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11509 * doc/invoke.texi (-ftree-lrs): Remove.
11511 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11513 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11516 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11518 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11519 new CALL_EXPR_FN macro for retrieving the function
11520 declaration of the input expression.
11522 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11524 * c.opt (Waddress): New.
11525 * common.opt (Walways-true): Delete.
11526 (Wstring-literal-comparison): Delete.
11527 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11528 -Wstring-literal-comparison. Add -Waddress.
11530 (Walways-true): Delete.
11531 (Wstring-literal-comparison): Delete.
11532 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11533 consistently instead of -Walways-true in example.
11534 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11535 * c-typeck.c (parser_build_binary_op): Replace
11536 -Wstring-literal-comparison and -Walways-true with -Waddress.
11537 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11540 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11542 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11543 without DECL_STRUCT_FUNCTION initialized.
11545 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11547 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11548 due to calls to functions taking pointers as parameters.
11550 2007-02-19 Richard Henderson <rth@redhat.com>
11553 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11556 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11558 * config/s390/s390.c (s390_call_saved_register_used,
11559 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11560 accessed to the new scheme.
11562 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11564 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11565 (cris_print_index, cris_print_operand, cris_print_operand_address)
11566 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11567 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11568 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11569 GET_CODE () == xxx.
11570 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11571 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11572 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11573 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11574 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11575 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11576 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11577 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11578 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11579 (uminsi3, call, call_value): Ditto.
11580 (define_split: indir_to_reg_split, unnamed): Ditto.
11582 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11584 PR tree-optimization/30975
11585 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11588 2007-02-18 Eric Christopher <echristo@gmail.com>
11590 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11591 Remove use of arglist.
11592 (mips_expand_builtin): Remove use of arglist, pass in expr.
11593 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11594 (mips_expand_builtin_movtf): Ditto.
11595 (mips_expand_builtin_compare): Ditto.
11597 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11599 * tree-sra.c (sra_build_assignment): Replace assertion
11600 checking with a comment explaining why it can't be done.
11602 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11604 PR middle-end/30833
11605 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11606 during CALL_EXPR representation conversion.
11607 * tree-ssa-propagate.c (set_rhs): Likewise.
11609 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11611 * tree-sra.c (sra_build_assignment): Disable assertion checking
11614 2007-02-18 Roger Sayle <roger@eyesopen.com>
11616 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11617 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11618 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11620 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11621 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11622 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11623 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11624 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11625 force_gimple_operand): Likewise.
11626 * ipa-cp.c (constant_val_insert): Likewise.
11627 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11628 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11629 perfect_nestify): Likewise.
11630 * langhooks.c (lhd_omp_assignment): Likewise.
11631 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11632 lower_copyprivate_clauses, lower_send_clauses,
11633 lower_send_shared_vars, expand_parallel_call,
11634 expand_omp_for_generic, expand_omp_for_static_nochunk,
11635 expand_omp_for_static_chunk, expand_omp_sections,
11636 lower_omp_single_copy, lower_omp_for_lastprivate,
11637 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11638 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11639 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11642 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11644 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11645 config/sh/sh.md: Follow spelling conventions.
11647 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11648 config/frv/predicates.md: Follow spelling conventions.
11650 * config/m68k/linux-unwind.h: Fix a comment typo.
11651 * target.h: Follow spelling conventions.
11653 2007-02-18 Roger Sayle <roger@eyesopen.com>
11655 PR rtl-optimization/28173
11656 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11657 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11658 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11659 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11660 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11662 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11664 * builtins.c (fold_builtin_load_exponent): New.
11665 (fold_builtin_2): Use it.
11667 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11669 PR rtl-optimization/30773
11670 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11671 if we fail to attach a REG_EQUIV note.
11673 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11674 Roger Sayle <roger@eyesopen.com>
11676 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11678 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11680 * calls.c (initialize_argument_information): Pass original EXP
11681 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11682 code to split complex arguments here, as part of initializing the
11684 (expand_call): Remove code that builds a list of arguments and
11685 inserts implicit arguments into it. Instead, just count how many
11686 implicit arguments there will be so we can determine the size of
11687 the ARGS array, and let initialize_argument_information do the work.
11688 (split_complex_values): Delete unused function.
11690 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11692 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11694 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11696 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11697 for arg pointer based indexed addressing.
11699 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11701 * config/ia64/ia64.h, config/ia64/ia64.md,
11702 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11703 spelling conventions.
11705 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11707 * config/m68k/m68k.c (split_di): New.
11708 * config/m68k/m68k-protos.h: Declare split_di.
11709 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11710 Improve predicate handling and split constant shifts.
11712 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11714 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11715 parameter for register bitfield operations, general predicates
11718 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11720 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11721 * config/m68k/linux-unwind.h: New file.
11723 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11725 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11726 config/i386/athlon.md, config/ia64/ia64.md,
11727 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11728 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11729 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11730 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11731 tree-vect-transform.c: Fix comment typos.
11733 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11735 * sched-deps.c (find_insn_list): Remove.
11736 * sched-int.h: Remove the prototype for find_insn_list.
11738 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11740 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11742 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11743 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11744 darwin_rs6000_override_options.
11745 (C_COMMON_OVERRIDE_OPTIONS): Expect
11746 darwin_macosx_version_min to be non-NULL always.
11747 (TARGET_C99_FUNCTIONS): Likewise.
11748 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11749 (DARWIN_MINVERSION_SPEC): New.
11750 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11751 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11753 (DARWIN_MINVERSION_SPEC): New.
11754 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11756 * config/darwin-c.c (darwin_cpp_builtins): Expect
11757 darwin_macosx_version_min to be non-NULL always.
11759 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11761 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11763 * config/i386/i386.h (x86_use_xchgb): New.
11764 (TARGET_USE_XCHGB): New macro.
11765 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11766 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11767 Split after reload into bswaphi for shifts of 8.
11768 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11769 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11770 or when optimizing for size.
11772 2007-02-16 Richard Guenther <rguenther@suse.de>
11773 Christian Bruel <christian.bruel@st.com>
11775 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11776 DECLs but prefer SSA_NAMEs over DECLs.
11778 2007-02-16 Richard Guenther <rguenther@suse.de>
11780 * tree-flow-inline.h (single_imm_use_p): Remove.
11781 (zero_imm_uses_p): Likewise.
11782 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11783 instead of single_imm_use_p.
11784 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11787 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11790 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11791 nested double- and backquotes.
11793 2007-02-15 Roger Sayle <roger@eyesopen.com>
11795 PR middle-end/30391
11796 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11797 should be unreachable.
11798 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11799 For the time being redirect GIMPLE_MODIFY_STMT to the new
11800 (renamed) build_gimple_modify_stmt_stat.
11801 (build2_gimple_stat): Rename to...
11802 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11803 Always build a GIMPLE_MODIFY_STMT node.
11804 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11805 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11808 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11809 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11810 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11811 expand_complex_div_wide): Likewise.
11812 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11813 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11814 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11815 * tree-ssa-loop-manip.c (create_iv): Likewise.
11816 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11817 abs_replacement): Likewise.
11818 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11819 realify_fake_stores): Likewise.
11821 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11822 node rather than a GIMPLE_MODIFY_STMT node.
11823 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11824 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11826 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11827 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11828 GIMPLE_MODIFY_STMT.
11830 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11832 PR middle-end/30433
11833 * fold-const.c (fold_comparison): Add back the
11834 folding of constant complex comparisions.
11836 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11838 PR middle-end/30729
11839 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11840 effects unknown to this function, return early.
11842 2007-02-15 Ian Lance Taylor <iant@google.com>
11844 * lower-subreg.c (move_eh_region_note): New static function.
11845 (resolve_simple_move): Call it.
11846 (decompose_multiword_subregs): Track blocks for which we resolve a
11847 simple move which is also a control flow insn. Pass them to
11848 find_many_sub_basic_blocks.
11849 (pass_lower_subreg): Add TODO_verify_flow.
11850 (pass_lower_subreg2): Likewise.
11852 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11853 Brooks Moses <brooks.moses@codesourcery.com>
11854 Lee Millward <lee.millward@codesourcery.com>
11856 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11857 (VL_EXP_CLASS_P): New.
11858 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11860 (TREE_OPERAND_CHECK_CODE): Likewise.
11861 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11862 (TREE_RTL_OPERAND_CHECK): Likewise.
11863 (tree_operand_check_failed): Make second parameter the whole tree
11864 instead of its code. Fixed callers.
11865 (VL_EXP_CHECK): New.
11866 (TREE_OPERAND_LENGTH): New.
11867 (VL_EXP_OPERAND_LENGTH): New.
11868 (CALL_EXPR_FN): New.
11869 (CALL_EXPR_STATIC_CHAIN): New.
11870 (CALL_EXPR_ARGS): New.
11871 (CALL_EXPR_ARG): New.
11872 (call_expr_nargs): New.
11873 (CALL_EXPR_ARGP): New.
11874 (build_nt_call_list): Declare.
11875 (build_vl_exp_stat): Declare.
11876 (build_vl_exp): New.
11877 (build_call_list): Declare.
11878 (build_call_nary): Declare.
11879 (build_call_valist): Declare.
11880 (build_call_array): Declare.
11881 (call_expr_arg): Declare.
11882 (call_expr_argp): Declare.
11883 (call_expr_arglist): Declare.
11884 (fold_build_call_list): Declare.
11885 (fold_build_call_list_initializer): Declare.
11886 (fold_call_expr): Declare to replace fold_builtin.
11887 (fold_builtin_fputs): Update to agree with modified definition.
11888 (fold_builtin_strcpy): Likewise.
11889 (fold_builtin_strncpy): Likewise.
11890 (fold_builtin_memory_chk): Likewise.
11891 (fold_builtin_stxcpy_chk): Likewise.
11892 (fold_builtin_strncpy_chk): Likewise.
11893 (fold_builtin_next_arg): Likewise.
11894 (fold_build_call_expr): Declare.
11895 (fold_builtin_call_list): Declare.
11896 (fold_builtin_call_valist): Declare.
11897 (build_call_expr): Declare.
11898 (validate_arglist): Update to agree with modified definition.
11899 (tree_operand_length): New.
11900 (call_expr_arg_iterator): New.
11901 (init_call_expr_arg_iterator): New.
11902 (next_call_expr_arg): New.
11903 (first_call_expr_arg): New.
11904 (more_call_expr_args_p): New.
11905 (FOR_EACH_CALL_EXPR_ARG): New.
11907 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11908 and tcc_gimple_stmt.
11909 (tree_code_size): Update documentation. Use sizeof (tree) rather
11910 than sizeof (char *).
11911 (tree_size): Likewise. Add case for tcc_vl_exp.
11912 (tree_node_structure): Add case for tcc_vl_exp.
11913 (contains_placeholder_p): Likewise.
11914 (substitute_in_expr): Likewise.
11915 (substitute_placeholder_in_expr): Likewise.
11916 (stabilize_reference_1): Likewise.
11917 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11918 to diagnose breakage of this interface for constructing CALL_EXPRs.
11919 (build_nt): Add similar assertion here.
11920 (build_nt_call_list): New.
11921 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11922 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11924 (get_callee_fndecl): Use new CALL_EXPR accessors.
11925 (tree_operand_check_failed): Change parameters to pass entire node
11926 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11927 (process_call_operands): New.
11928 (build_vl_exp_stat): New.
11929 (build_call_list): New.
11930 (build_call_nary): New.
11931 (build_call_valist): New.
11932 (build_call_array): New.
11933 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11934 (call_expr_arglist): New.
11936 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11937 tcc_vl_exp instead of a fixed-size tcc_expression.
11939 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11940 accessors for CALL_EXPRs.
11941 (AGGR_INIT_EXPR): Likewise.
11943 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11944 Brooks Moses <brooks.moses@codesourcery.com>
11945 Lee Millward <lee.millward@codesourcery.com>
11947 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11948 (expand_builtin_nonlocal_goto): Change parameter to be entire
11949 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11950 (expand_builtin_prefetch): Likewise.
11951 (expand_builtin_classify_type): Likewise.
11952 (mathfn_built_in): Return NULL_TREE instead of 0.
11953 (expand_errno_check): Use new CALL_EXPR accessors.
11954 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
11955 Return NULL_RTX instead of 0.
11956 (expand_builtin_mathfn_2): Likewise.
11957 (expand_builtin_mathfn_3): Likewise.
11958 (expand_builtin_interclass_mathfn): Likewise.
11959 (expand_builtin_sincos): Likewise.
11960 (expand_builtin_cexpi): Likewise.
11961 (expand_builtin_int_roundingfn): Likewise.
11962 (expand_builtin_int_roundingfn_2): Likewise.
11963 (expand_builtin_pow): Likewise.
11964 (expand_builtin_powi): Likewise.
11965 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
11966 of arglist, fixing callers appropriately. Use new CALL_EXPR
11967 accessors and constructors. Return NULL_RTX instead of 0.
11968 (expand_builtin_strstr): Likewise.
11969 (expand_builtin_strchr): Likewise.
11970 (expand_builtin_strrchr): Likewise.
11971 (expand_builtin_strpbrk): Likewise.
11972 (expand_builtin_memcpy): Likewise.
11973 (expand_builtin_mempcpy): Likewise.
11974 (expand_builtin_mempcpy_args): New.
11975 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
11976 (expand_builtin_memmove_args): New.
11977 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
11978 (expand_movstr): Likewise.
11979 (expand_builtin_strcpy): Likewise.
11980 (expand_builtin_strcpy_args): New.
11981 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
11982 (expand_builtin_strncpy): Likewise.
11983 (expand_builtin_memset): Likewise.
11984 (expand_builtin_memset_args): New.
11985 (expand_builtin_bzero): Similarly to expand_builtin_memset.
11986 (expand_builtin_memcmp): Likewise.
11987 (expand_builtin_strcmp): Likewise.
11988 (expand_builtin_strncmp): Likewise.
11989 (expand_builtin_strcat): Likewise.
11990 (expand_builtin_strncat): Likewise.
11991 (expand_builtin_strspn): Likewise.
11992 (expand_builtin_strcspn): Likewise.
11993 (expand_builtin_args_info): Likewise.
11994 (expand_builtin_va_start): Likewise.
11995 (gimplify_va_arg_expr): Likewise.
11996 (expand_builtin_va_end): Likewise.
11997 (expand_builtin_va_copy): Likewise.
11998 (expand_builtin_frame_address): Likewise.
11999 (expand_builtin_alloca): Likewise.
12000 (expand_builtin_bswap): Likewise.
12001 (expand_builtin_unop): Likewise.
12002 (expand_builtin_fputs): Likewise.
12003 (expand_builtin_expect): Likewise.
12004 (expand_builtin_fabs): Likewise.
12005 (expand_builtin_copysign): Likewise.
12006 (expand_builtin_printf): Likewise.
12007 (expand_builtin_fprintf): Likewise.
12008 (expand_builtin_sprintf): Likewise.
12009 (expand_builtin_init_trampoline): Likewise.
12010 (expand_builtin_signbit): Likewise.
12011 (expand_builtin_fork_or_exec): Likewise.
12012 (expand_builtin_sync_operation): Likewise.
12013 (expand_builtin_compare_and_swap): Likewise.
12014 (expand_builtin_lock_test_and_set): Likewise.
12015 (expand_builtin_lock_release): Likewise.
12016 (expand_builtin): Likewise.
12017 (builtin_mathfn_code): Likewise.
12019 (fold_builtin_constant_p): Pass call arguments individually instead
12020 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12021 accessors and constructors. Return NULL_TREE instead of 0.
12022 (fold_builtin_expect): Likewise.
12023 (fold_builtin_classify_type): Likewise.
12024 (fold_builtin_strlen): Likewise.
12025 (fold_builtin_nan): Likewise.
12026 (integer_valued_real_p): Likewise.
12027 (fold_trunc_transparent_mathfn): Likewise.
12028 (fold_fixed_mathfn): Likewise.
12029 (fold_builtin_cabs): Likewise.
12030 (fold_builtin_sqrt): Likewise.
12031 (fold_builtin_cbrt): Likewise.
12032 (fold_builtin_cos): Likewise.
12033 (fold_builtin_cosh): Likewise.
12034 (fold_builtin_tan): Likewise.
12035 (fold_builtin_sincos): Likewise.
12036 (fold_builtin_cexp): Likewise.
12037 (fold_builtin_trunc): Likewise.
12038 (fold_builtin_floor): Likewise.
12039 (fold_builtin_ceil): Likewise.
12040 (fold_builtin_round): Likewise.
12041 (fold_builtin_int_roundingfn): Likewise.
12042 (fold_builtin_bitop): Likewise.
12043 (fold_builtin_bswap): Likewise.
12044 (fold_builtin_logarithm): Likewise.
12045 (fold_builtin_hypot): Likewise.
12046 (fold_builtin_pow): Likewise.
12047 (fold_builtin_powi): Likewise.
12048 (fold_builtin_exponent): Likewise.
12049 (fold_builtin_memset): Likewise.
12050 (fold_builtin_bzero): Likewise.
12051 (fold_builtin_memory_op): Likewise.
12052 (fold_builtin_bcopy): Deleted; call site changed to invoke
12053 fold_builtin_memory_op directly.
12054 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12055 (fold_builtin_strncpy): Likewise.
12056 (fold_builtin_memcmp): Likewise.
12057 (fold_builtin_strcmp): Likewise.
12058 (fold_builtin_strncmp): Likewise.
12059 (fold_builtin_signbit): Likewise.
12060 (fold_builtin_copysign): Likewise.
12061 (fold_builtin_isascii): Likewise.
12062 (fold_builtin_toascii): Likewise.
12063 (fold_builtin_isdigit): Likewise.
12064 (fold_builtin_fabs): Likewise.
12065 (fold_builtin_abs): Likewise.
12066 (fold_builtin_fmin_fmax): Likewise.
12067 (fold_builtin_carg): Likewise.
12068 (fold_builtin_classify): Likewise.
12069 (fold_builtin_unordered_cmp): Likewise.
12071 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12072 New functions split out from fold_builtin_1.
12073 (fold_builtin_n): New.
12074 (fold_builtin_varargs): New.
12075 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12077 (fold_call_expr): New.
12078 (build_function_call_expr): Rewrite to use new helper function.
12079 (fold_builtin_call_list): New.
12080 (build_call_expr): New.
12081 (fold_builtin_call_valist): New.
12082 (rewrite_call_expr): New.
12083 (validate_arg): New.
12084 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12085 of an arglist. Change return type to bool. Use new CALL_EXPR
12088 (fold_builtin_strstr): Pass call arguments individually instead
12089 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12090 accessors and constructors. Return NULL_TREE instead of 0.
12091 (fold_builtin_strchr): Likewise.
12092 (fold_builtin_strrchr): Likewise.
12093 (fold_builtin_strpbrk): Likewise.
12094 (fold_builtin_strcat): Likewise.
12095 (fold_builtin_strncat): Likewise.
12096 (fold_builtin_strspn): Likewise.
12097 (fold_builtin_strcspn): Likewise.
12098 (fold_builtin_fputs): Likewise.
12099 (fold_builtin_next_arg): Likewise.
12100 (fold_builtin_sprintf): Likewise.
12102 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12103 NULL_RTX instead of 0.
12104 (expand_builtin_memory_chk): Likewise.
12105 (maybe_emit_chk_warning): Likewise.
12106 (maybe_emit_sprintf_chk_warning): Likewise.
12108 (fold_builtin_object_size): Pass call arguments individually instead
12109 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12110 accessors and constructors. Return NULL_TREE instead of 0.
12111 (fold_builtin_memory_chk): Likewise.
12112 (fold_builtin_stxcpy_chk): Likewise.
12113 (fold_builtin_strncpy_chk): Likewise.
12114 (fold_builtin_strcat_chk): Likewise.
12115 (fold_builtin_strcat_chk): Likewise.
12116 (fold_builtin_strncat_chk): Likewise.
12117 (fold_builtin_sprintf_chk): Likewise.
12118 (fold_builtin_snprintf_chk): Likewise.
12119 (fold_builtin_printf): Likewise.
12120 (fold_builtin_vprintf): Likewise.
12122 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12124 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12125 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12126 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12127 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12128 (fold_unary): Likewise.
12129 (fold_binary): Likewise.
12130 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12131 ternary expressions.
12132 (fold): Add logic for tcc_vl_exp.
12133 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12134 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12135 (fold_build3_stat): Add assertion to flag broken interface for
12136 constructing CALL_EXPRs.
12137 (fold_build_call_list): New.
12138 (fold_build_call_list_initializer): New.
12139 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12141 (fold_strip_sign_ops): Likewise.
12143 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12144 Brooks Moses <brooks.moses@codesourcery.com>
12145 Lee Millward <lee.millward@codesourcery.com>
12147 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12148 accessors and dump arguments explicitly.
12150 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12152 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12154 (print_call_name): Use new CALL_EXPR accessors.
12156 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12157 CALL_EXPR arguments explicitly instead of as a list. Use
12158 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12160 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12161 (vrp_visit_stmt): Likewise.
12163 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12164 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12166 (force_move_till_expr): Likewise.
12168 * targhooks.c (default_external_stack_protect_fail): Use
12169 build_call_expr instead of build_function_call_expr.
12170 (default_hidden_stack_protect_fail): Likewise.
12172 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12175 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12176 and walk arguments explicitly.
12178 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12179 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12180 (expand_simple_operations): Likewise.
12181 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12183 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12184 of TREE_CODE_LENGTH.
12185 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12187 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12188 instead of TREE_CODE_LENGTH.
12190 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12191 (tree_ic_transform): Likewise.
12192 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12193 parameter instead of arglist. Fix callers.
12194 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12195 (tree_stringops_transform): Likewise.
12196 (tree_indirect_call_to_profile): Likewise.
12197 (tree_stringops_values_to_profile): Likewise.
12199 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12200 (eliminate_tail_call): Likewise.
12202 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12204 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12205 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12207 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12209 * omp-low.c (build_omp_barrier): Use build_call_expr.
12210 (lower_rec_input_clauses): Likewise.
12211 (lower_reduction_clauses): Likewise.
12212 (expand_parallel_call): Likewise.
12213 (maybe_catch_exception): Likewise.
12214 (expand_omp_for_generic): Likewise.
12215 (expand_omp_for_static_nochunk): Likewise.
12216 (expand_omp_sections): Likewise.
12217 (lower_omp_single_simple): Likewise.
12218 (lower_omp_single_copy): Likewise.
12219 (lower_omp_master): Likewise.
12220 (lower_omp_ordered): Likewise.
12221 (lower_omp_critical): Likewise.
12223 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12224 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12226 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12227 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12228 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12230 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12231 and generalize to handle any number of operands.
12232 (chrec_contains_undetermined): Likewise.
12233 (tree_contains_chrecs): Likewise.
12234 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12236 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12238 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12239 fold_call_expr instead of fold_builtin.
12240 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12241 match declarations there.
12242 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12245 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12246 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12248 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12249 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12251 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12254 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12255 (execute_cse_sincos): Use new CALL_EXPR accessors.
12257 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12259 * gimple-low.c (lower_function_body): Use build_call_expr.
12260 (lower_builtin_setjmp): Likewise.
12262 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12263 (set_storage_via_libcall): Likewise.
12264 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12265 instead of TREE_CODE_LENGTH.
12266 (expand_expr_real_1): Use new CALL_EXPR accessors.
12268 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12269 generalize to handle any number of operands.
12270 (TB_parent_eq): Likewise.
12272 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12273 (strip_builtin_expect): Likewise.
12275 * function.c (gimplify_parameters): Use build_call_expr.
12277 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12278 instead of TREE_CODE_LENGTH.
12280 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12281 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12283 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12286 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12287 (gimplify_decl_expr): Likewise.
12288 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12289 Use new CALL_EXPR iterators.
12290 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12291 (gimplify_modify_expr_to_memset): Likewise.
12292 (gimplify_variable_sized_compare): Likewise.
12293 (gimplify_omp_atomic_fetch_op): Likewise.
12294 (gimplify_omp_atomic_pipeline): Likewise.
12295 (gimplify_omp_atomic_mutex): Likewise.
12296 (gimplify_function_tree): Likewise.
12298 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12299 (call_expr_flags): Likewise.
12300 (expand_call): Likewise.
12302 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12303 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12306 * coverage.c (create_coverage): Use build_call_expr.
12308 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12309 (temp_call_expr_obstack): New.
12310 (pool_copy_list): Delete.
12311 (temp_copy_call_expr): New.
12312 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12313 CALL_EXPR accessors. Get rid of special goo for copying argument
12314 lists and use temp_copy_call_expr instead.
12315 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12316 CALL_EXPR accessors.
12317 (create_expression_by_pieces): Likewise. Use build_call_array
12318 to construct the result instead of fold_build3.
12319 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12320 dealing with argument lists.
12321 (init_pre): Remove references to expression_node_pool and
12322 list_node_pool. Init temp_call_expr_obstack instead.
12323 (fini_pre): Remove references to expression_node_pool and
12326 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12327 and walk arguments explicitly instead of as a list.
12329 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12330 (mx_register_decls): Likewise.
12331 (mudflap_register_call): Likewise.
12332 (mudflap_finish_file): Likewise.
12334 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12335 (ipa_callsite_compute_param): Likewise.
12337 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12338 accessors and constructor.
12340 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12341 accessors and constructor.
12342 (convert_tramp_reference): Likewise.
12343 (convert_call_expr): Likewise.
12344 (finalize_nesting_tree_1): Likewise.
12346 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12349 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12351 * tree-inline.c (initialize_inlined_parameters): Pass entire
12352 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12354 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12355 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12357 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12358 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12359 (vectorizable_reduction): Likewise.
12360 (vectorizable_call): Use new CALL_EXPR iterators.
12361 (vectorizable_conversion): Use build_call_expr.
12362 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12363 (vect_gen_widened_results_half): Use build_call_expr.
12364 (vect_setup_realignment): Likewise.
12365 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12367 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12368 (pass_through_call): Likewise.
12369 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12372 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12373 (tree_gen_pow2_profiler): Likewise.
12374 (tree_gen_one_value_profiler): Likewise.
12375 (tree_gen_ic_func_profiler): Likewise.
12376 (tree_gen_average_profiler): Likewise.
12377 (tree_gen_ior_profiler): Likewise.
12379 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12380 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12381 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12383 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12384 of TREE_CODE_LENGTH.
12386 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12387 of TREE_CODE_LENGTH.
12389 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12391 (convert_to_integer): Likewise.
12393 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12396 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12397 Brooks Moses <brooks.moses@codesourcery.com>
12398 Lee Millward <lee.millward@codesourcery.com>
12400 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12402 * config/frv/frv.c (frv_expand_builtin): Likewise.
12403 * config/s390/s390.c (s390_expand_builtin): Likewise.
12405 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12406 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12408 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12409 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12410 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12411 (ix86_expand_store_builtin): Likewise.
12412 (ix86_expand_unop_builtin): Likewise.
12413 (ix86_expand_unop1_builtin): Likewise.
12414 (ix86_expand_sse_compare): Likewise.
12415 (ix86_expand_sse_comi): Likewise.
12416 (ix86_expand_vec_init_builtin): Likewise.
12417 (ix86_expand_vec_ext_builtin): Likewise.
12418 (ix86_expand_vec_set_builtin): Likewise.
12419 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12421 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12422 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12424 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12425 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12426 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12428 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12431 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12432 arglist. Use new CALL_EXPR accessors. Fix callers.
12433 (altivec_expand_abs_builtin): Likewise.
12434 (rs6000_expand_binop_builtin): Likewise.
12435 (altivec_expand_predicate_builtin): Likewise.
12436 (altivec_expand_lv_builtin): Likewise.
12437 (spe_expand_stv_builtin): Likewise.
12438 (altivec_expand_stv_builtin): Likewise.
12439 (rs6000_expand_ternop_builtin): Likewise.
12440 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12441 (altivec_expand_st_builtin): Likewise.
12442 (altivec_expand_dst_builtin): Likewise.
12443 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12444 arglist. Use new CALL_EXPR accessors. Fix callers.
12445 (altivec_expand_vec_set_builtin): Likewise.
12446 (altivec_expand_vec_ext_builtin): Likewise.
12447 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12448 (spe_expand_builtin): Likewise.
12449 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12450 arglist. Use new CALL_EXPR accessors. Fix callers.
12451 (spe_expand_evsel_builtin): Likewise.
12452 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12453 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12455 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12456 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12457 (arm_expand_unop_builtin): Likewise.
12458 (arm_expand_builtin): Use new CALL_EXPR accessors.
12460 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12463 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12464 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12465 (bfin_expand_unop_builtin): Likewise.
12466 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12468 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12469 Brooks Moses <brooks.moses@codesourcery.com>
12470 Lee Millward <lee.millward@codesourcery.com>
12472 * c-semantics.c (build_stmt): Add internal diagnostic check.
12474 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12475 accessors. Print arguments explicitly instead of as a list.
12477 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12479 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12480 (c_finish_omp_flish): Likewise.
12482 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12483 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12484 instead of TREE_CODE_LENGTH.
12485 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12486 (c_warn_unused_result): Likewise.
12488 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12491 * doc/invoke.texi (Warning Options): Remove
12492 -Werror-implicit-function-declaration.
12493 (Wimplicit-function-declaration): Update description.
12494 * opts.c (common_handle_option): Move handling of -Werror=* to...
12495 (enable_warning_as_error): ...here.
12496 * opts.h (enable_warning_as_error): Declare.
12497 * c-decl.c (implicit_decl_warning): Unless
12498 -Wno-implicit-function-declaration is given, emit a pedwarn if
12499 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12500 * c.opt (Wimplicit-function-declaration): Replace
12501 mesg_implicit_function_declaration with
12502 warn_implicit_function_declaration.
12503 * c-opts.c (c_common_handle_option):
12504 -Werror-implicit-function-declaration is exactly equal as
12505 -Werror=implicit-function-declaration.
12506 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12507 warn_implicit_function_declaration.
12508 (c_common_post_options): -Wimplict-function-declaration is enabled
12509 by default by -std=c99, otherwise is disabled by default.
12510 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12512 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12514 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12515 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12516 former is ignored but not the latter.
12518 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12520 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12521 is made and the reference doesn't use the alias set of its type,
12522 do not create the temporary using that type.
12524 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12526 * jump.c: Remove prototypes for delete_computation and
12527 delete_prior_computation.
12529 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12531 * jump.c (get_label_after): Delete.
12532 (get_label_before, delete_computation, delete_jump,
12533 delete_prior_computation, follow_jumps): Move...
12534 * reorg.c (delete_computation, delete_prior_computation): ... here...
12535 (get_label_before, delete_jump): ... making these static ...
12536 (follow_jumps): ... and simplifying this since it only runs after
12538 * rtl.h (get_label_after, get_label_before, delete_jump,
12539 follow_jumps): Delete prototypes.
12541 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12543 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12545 2007-02-15 Nick Clifton <nickc@redhat.com>
12547 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12548 order to prevent it from being munged by the target.
12550 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12552 * config/i386/i386.md: Remove misleading comment.
12554 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12556 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12557 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12560 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12562 * tree-sra.c (instantiate_missing_elements): Canonicalize
12564 (sra_build_assignment): New.
12565 (generate_copy_inout, generate_element_copy,
12566 generate_element_zero, generate_one_element_init): Use it.
12568 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12570 * tree-sra.c (instantiate_missing_elements): Canonicalize
12572 (sra_build_assignment): New.
12573 (generate_copy_inout, generate_element_copy,
12574 generate_element_zero, generate_one_element_init): Use it.
12576 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12578 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12581 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12583 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12584 types as aggregates not scalars.
12585 * function.c (assign_stack_temp_for_type): Likewise.
12587 2007-02-14 Roger Sayle <roger@eyesopen.com>
12588 Zdenek Dvorak <dvorakz@suse.cz>
12590 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12593 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12595 * passes.c (next_pass_1): Clear the next field of the copied
12598 2007-02-14 Richard Henderson <rth@redhat.com>
12600 * tree-sra.c (early_sra): New.
12601 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12602 (tree_sra_early, pass_sra_early): New.
12603 * tree-pass.h (pass_sra_early): Declare.
12604 * passes.c (init_optimization_passes): Use it.
12606 2007-02-14 Richard Guenther <rguenther@suse.de>
12608 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12610 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12612 PR tree-optimization/30771
12613 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12615 (vect_analyze_operations): Induction phis can now be marked as
12617 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12618 Update documentation accordingly.
12620 2007-02-14 Nick Clifton <nickc@redhat.com>
12622 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12623 most 3 arguments are supported.
12624 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12626 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12628 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12629 Ensure dst->current is valid.
12631 2007-02-13 Paul Brook <paul@codesourcery.com>
12633 * config.gcc: Add arm*-*-uclinux-*eabi.
12634 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12635 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12636 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12637 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12638 (LINK_SPEC): Define.
12639 (LIB_SPEC): Define.
12640 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12642 * config/arm/uclinux-eabi.h: New file.
12643 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12644 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12647 2007-02-13 Ian Lance Taylor <iant@google.com>
12649 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12650 * flags.h (warn_strict_overflow): Declare.
12651 (enum warn_strict_overflow_code): Define.
12652 (issue_strict_overflow_warning): New static inline function.
12653 * opts.c (warn_strict_overflow): New variable.
12654 (common_handle_option): Handle OPT_Wstrict_overflow and
12655 OPT_Wstrict_overflow_.
12656 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12658 * fold-const.c: Include intl.h.
12659 (fold_deferring_overflow_warnings): New static variable.
12660 (fold_deferred_overflow_warning): New static variable.
12661 (fold_deferred_overflow_code): New static variable.
12662 (fold_defer_overflow_warnings): New function.
12663 (fold_undefer_overflow_warnings): New function.
12664 (fold_undefer_and_ignore_overflow_warnings): New function.
12665 (fold_deferring_overflow_warnings_p): New function.
12666 (fold_overflow_warning): New static function.
12667 (make_range): Add strict_overflow_p parameter. Change all
12669 (extract_muldiv, extract_muldiv_1): Likewise.
12670 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12671 tree_expr_nonnegative_p.
12672 (fold_negate_expr): Call fold_overflow_warning.
12673 (fold_range_test): Likewise.
12674 (fold_comparison): Likewise.
12675 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12676 instead of tree_expr_nonnegative_p.
12677 (tree_expr_nonnegative_warnv_p): Rename from
12678 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12679 (tree_expr_nonnegative_p): New function.
12680 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12681 strict_overflow_p parameter.
12682 (tree_expr_nonzero_p): New function.
12683 * passes.c (verify_interpass_invariants): New static function.
12684 (execute_one_pass): Call it.
12685 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12687 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12688 (estimate_numbers_of_iterations): Likewise.
12689 (scev_probably_wraps_p): Likewise.
12690 * tree-ssa-ccp.c: Include "toplev.h".
12691 (evaluate_stmt): Defer fold overflow warnings until we know we are
12693 (struct fold_stmt_r_data): Add stmt field.
12694 (fold_stmt_r): Defer fold overflow warnings until we know we
12696 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12697 (fold_stmt_inplace): Likewise.
12698 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12699 (cleanup_control_expr_graph): Defer fold overflow warnings until
12700 we know we are going to optimize.
12701 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12702 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12704 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12705 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12706 * tree-ssa-loop-manip.c (create_iv): Likewise.
12707 * c-typeck.c (build_conditional_expr): Likewise.
12708 (build_binary_op): Likewise.
12709 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12710 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12711 (extract_range_from_unary_expr): Likewise.
12712 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12713 assuming that signed overflow does not occur.
12714 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12715 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12716 (fold_defer_overflow_warnings): Declare.
12717 (fold_undefer_overflow_warnings): Declare.
12718 (fold_undefer_and_ignore_overflow_warnings): Declare.
12719 (fold_deferring_overflow_warnings_p): Declare.
12720 (tree_expr_nonzero_warnv_p): Declare.
12721 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12722 of warning options.
12723 (Warning Options): Document -Wstrict-overflow.
12724 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12725 (tree-ssa-ccp.o): Likewise.
12726 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12727 (fold-const.o): Depend on intl.h.
12729 2007-02-13 Ian Lance Taylor <iant@google.com>
12731 PR middle-end/30751
12732 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12735 2007-02-13 Stuart Hastings <stuart@apple.com>
12737 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12739 2007-02-13 Richard Henderson <rth@redhat.com>
12741 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12742 handled_component_p before looking for the indirect_ref.
12744 2007-02-13 Richard Henderson <rth@redhat.com>
12746 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12747 remove flags clobber.
12748 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12749 (bswaphi_lowpart): New.
12750 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12751 remove TARGET_BSWAP test. Delete expander of the same name.
12753 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12754 (expand_unop): Use them.
12756 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12759 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12760 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12761 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12762 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12763 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12764 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12765 assembler dialect choice from asm templates.
12767 2007-02-12 Richard Henderson <rth@redhat.com>
12769 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12770 (fixuns_trunc<SSEMODEF>si2): Use it.
12771 * config/i386/sse.md (vec_setv4sf_0): Export.
12772 * config/i386/i386.c (ix86_build_const_vector): Export.
12773 (ix86_split_convert_uns_si_sse): Rename from
12774 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12775 * config/i386/i386-protos.h: Update.
12777 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12780 * c-typeck.c (c_finish_return): Improve warning message.
12782 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12784 * alias.c (find_symbolic_term): Delete unused function.
12786 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12788 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12789 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12790 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12792 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12794 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12795 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12796 the function, temporarily point the debug interface to the null one.
12798 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12800 * dwarf2out.c (round_up_to_align): New static function.
12801 (field_byte_offset): Use it to round the offset.
12803 2007-02-12 Richard Henderson <rth@redhat.com>
12805 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12806 (inswl_const): Export.
12808 2007-02-12 Richard Henderson <rth@redhat.com>
12810 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12811 result mode of the libcall, convert back to outmode.
12813 2007-02-12 Roger Sayle <roger@eyesopen.com>
12815 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12816 (bswapdi2): New define_expand to implement 32-bit implementation.
12818 2007-02-12 Nick Clifton <nickc@redhat.com>
12820 * doc/invoke.texi (Overall Options): Document --help=.
12821 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12822 (cc1_options): Pass --help= on to cc1.
12823 (display_help): Add description of --help=.
12824 (process_command): Add code to handle --help=. Allow translated
12825 --help and --target-help switches to be passed on to compiler
12827 (main): Remove unused if statement.
12828 * opts.c (columns): Remove.
12829 (LEFT_COLUMN): Define.
12830 (wrap_help): Add columns argument.
12831 (print_filtered_help): Change parameters to be an include bitmask,
12832 an exclude bitmask, an any bitmask and the column width. Move the
12833 code to display the params list here. Add code to display the
12834 status of options rather than their descriptions if the quiet flag
12836 (print_specific_help): Change parameters to be an include bitmask,
12837 an exclude bitmask and an any bitmask. Move code to look up the
12838 column width here. Decide upon the title for an options listing.
12839 (common_handle_options): Add code to handle --help=. Adapt code
12840 for --help and --target-help to use the revised form of the
12841 print_specific_help function.
12842 (print_help): Delete.
12843 (print_param_help): Delete.
12844 (print_switch): Delete.
12845 * opts.h (cl_lang_count): Add prototype.
12846 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12847 CL_MAX_OPTION_CLASS): New defines.
12848 * optc-gen.awk: Add construction of cl_lang_count.
12849 * c.opt: Add Warning attribute to warning options and Optimization
12850 attribute to optimization options.
12851 * common.opt: Likewise.
12853 Add -fhelp and -ftarget-help as aliases for the transformed --help
12854 and --target-help options.
12855 * opt-functions.awk: Add code to handle Warning and Optimization
12858 2007-02-12 Richard Henderson <rth@redhat.com>
12860 * config/alpha/constraints.md: New file.
12861 * config/alpha/alpha.c: Include tm-constrs.h.
12862 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12863 alpha_extra_constraint): Remove.
12864 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12865 * config/alpha/alpha-protos.h: Update.
12866 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12867 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12868 (EXTRA_CONSTRAINT): Remove.
12869 * config/alpha/alpha.md: Include constraints.md.
12870 (adddi splitter): Use satisfies_constraint_*.
12871 * config/alpha/predicates.md (add_operand): Likewise.
12872 (sext_add_operand, addition_operation): Likewise.
12874 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12876 PR tree-optimization/29145
12877 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12878 in our handling of restrict qualified pointers.
12880 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12883 * doc/invoke.texi (Wunused-value): Update description.
12884 (Wextra): Delete item.
12885 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12886 value of Wunused-value.
12887 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12888 (c_finish_stmt_expr): Don't check extra_warnings.
12889 (emit_side_effect_warnings): The caller is responsible to check
12892 2007-02-11 Roger Sayle <roger@eyesopen.com>
12893 Matt Thomas <matt@3am-software.com>
12895 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12897 2007-02-11 Roger Sayle <roger@eyesopen.com>
12899 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12900 comparisons of POPCOUNT against zero.
12901 (simplify_const_relational_operation): Likewise.
12903 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12905 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12907 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12909 * dwarf2out.c (root_type): Delete unused function.
12911 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12913 * genattrtab.c (contained_in_p): Delete unused function.
12914 (write_expr_attr_cache): Likewise.
12916 2007-02-11 Jan Hubicka <jh@suse.cz>
12918 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12921 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12923 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12924 to add the REG_EQ* note.
12925 * see.c (see_merge_one_use_extension): Likewise.
12926 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12927 turn REG_EQUAL notes into REG_EQUIV notes if the target
12928 register may have more than one set.
12929 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12930 * gcse.c (try_replace_reg): Likewise.
12931 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12932 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12933 more than one REG_EQUIV note.
12934 * reload1.c (gen_reload): Use set_unique_reg_note.
12936 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12938 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12939 (ix86_builtin_conversion): New function.
12941 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12944 * tree.h (DECL_REPLACEABLE_P): New macro.
12945 * except.c (set_nothrow_function_flags): Likewise.
12947 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12948 Ira Rosen <irar@il.ibm.com>
12949 Dorit Nuzman <dorit@il.ibm.com>
12951 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
12952 * targhooks.c (default_builtin_vectorized_conversion): New.
12953 * targhooks.h (default_builtin_vectorized_function): New declaration.
12954 * target.h (struct vectorize): Add builtin_conversion field.
12955 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
12956 stmt_vec_info_type value.
12957 (vectorizable_conversion): New declaration.
12958 * tree-vect-analyze.c (vect_analyze_operations): Add
12959 vectorizable_conversion call.
12960 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
12961 * tree-vect-transform.c (vectorizable_conversion): New function.
12962 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
12963 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
12965 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
12966 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
12967 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
12968 or ALTIVEC_BUILTIN_VCFSX.
12970 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12973 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
12974 CONST_DOUBLE and operand 0 is a hard register.
12975 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
12976 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
12977 is a hard floating-point register.
12979 2007-02-10 Richard Henderson <rth@redhat.com>
12980 Jakub Jelinek <jakub@redhat.com>
12981 Alexandre Oliva <aoliva@redhat.com>
12983 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
12984 * builtin-types.def (BT_WORD): Make unsigned.
12985 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
12986 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
12987 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
12988 * c-decl.c (grokdeclarator): Don't error if !have_tls.
12989 * c-parser.c (c_parser_omp_threadprivate): Likewise.
12990 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
12992 * expr.c (emutls_var_address): New.
12993 (expand_expr_real_1): Expand emulated tls.
12994 (expand_expr_addr_expr_1): Likewise.
12995 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
12996 * output.h (emutls_finish): Declare.
12997 * toplev.c (compile_file): Call it.
12998 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
12999 address before wrapping in CONST.
13000 * varasm.c (emutls_htab, emutls_object_type): New.
13001 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13002 (get_emutls_object_name, get_emutls_object_type): New.
13003 (get_emutls_init_templ_addr, emutls_decl): New.
13004 (emutls_common_1, emutls_finish): New.
13005 (assemble_variable): When emulating tls, swap decls; generate
13006 constructor for the emutls objects.
13007 (do_assemble_alias): When emulating tls, swap decl and target name.
13008 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13010 * varpool.c (decide_is_variable_needed): Look at force_output.
13011 Recurse for emulated tls.
13012 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13013 with decide_is_variable_needed.
13014 * emutls.c: New file.
13015 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13016 tls_object for real tls.
13018 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13020 PR rtl-optimization/29599
13021 * reload1.c (eliminate_regs_in_insn): Take the destination
13022 mode into account when computing the offset.
13024 2007-02-09 Stuart Hastings <stuart@apple.com>
13025 Richard Henderson <rth@redhat.com>
13027 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13028 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13029 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13030 fixuns_truncdfhi2): New.
13031 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13032 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13033 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13034 (floatunssidf2): Allow nonimmediate source.
13035 * config/i386/sse.md (movdi_to_sse): New.
13036 (vec_concatv2di): Drop '*'.
13037 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13038 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13039 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13041 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13042 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13043 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13044 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13045 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13046 ix86_build_const_vector.
13047 (x86_emit_floatuns): Rewrite.
13049 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13051 * genautomata.c (longest_path_length): Delete unused function.
13052 (struct state): Delete unused longest_path_length.
13053 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13054 (get_free_state): Delete unused.
13056 2007-02-09 Jan Hubicka <jh@suse.cz>
13058 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13059 * doc/invoke.texi (inline-unit-growth): Update default value.
13061 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13062 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13063 (rebuild_cgraph_edges): Likewise.
13064 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13065 (dump_cgraph_node): Dump frequencies.
13066 (cgraph_clone_edge): Add frequency scales.
13067 (cgraph_clone_node): Add freuqnecy.
13068 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13069 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13070 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13071 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13072 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13073 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13074 (save_inline_function_body): Likewise.
13075 * ipa-inline.c: inluce rtl.h
13076 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13077 (cgraph_edge_badness): Use frequencies.
13078 (cgraph_decide_recursive_inlining): Update clonning.
13079 (cgraph_decide_inlining_of_small_function): Dump frequency.
13080 * predict.c (estimate_bb_frequencies): Export.
13081 * predict.h (estimate_bb_frequencies): Declare.
13082 * tree-inline.c (copy_bb): Watch overflows.
13083 (expand_call_inline): Update call of cgraph_create_edge.
13084 (optimize_inline_calls): Use TODO flags to update frequnecies.
13085 * passes.h: Include predict.h
13086 (init_optimization_passes): Move profile ahead.
13087 (execute_function_todo): Handle TODO_rebuild_frequencies.
13089 2007-02-09 Roger Sayle <roger@eyesopen.com>
13091 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13092 the insbl or inswl pattern into a register.
13094 2007-02-09 Roger Sayle <roger@eyesopen.com>
13096 * config/ia64/ia64.md (bswapdi2): New define_insn.
13098 2007-02-09 Richard Henderson <rth@redhat.com>
13100 * config/i386/constraints.md (Ym): New constraint.
13101 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13102 (movdi_1_rex64): Split sse and xmm general register moves from
13103 memory move alternatives. Use conditional register constraints.
13104 (movsf_1, movdf_integer): Likewise.
13105 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13106 (movdf_integer_rex64): New.
13107 (pushsf_rex64): Fix output constraints.
13108 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13109 (sse2_stored): Likewise.
13110 (sse2_storeq_rex64): New.
13111 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13112 amd and not generic.
13113 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13114 for optimize_size. Remove SF/DFmode hack.
13116 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13118 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13121 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13122 Richard Sandiford <richard@codesourcery.com>
13124 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13125 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13126 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13127 m68k/t-mlib to tmake_file.
13128 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13129 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13130 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13131 Allow it to be cf or m68k. Set m68k_arch_family. If that
13132 variable is not empty, add t-$m68k_arch_family to tmake_file.
13133 Add t-mlibs to tmake_file.
13134 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13135 * config/m68k/t-cf: New file.
13136 * config/m68k/t-m68k: Likewise.
13137 * config/m68k/t-mlibs: Likewise.
13138 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13139 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13140 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13141 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13142 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13144 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13145 (INSTALL_LIBGCC): Delete.
13146 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13147 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13148 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13149 (M68K_MLIB_CPU): Define.
13150 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13151 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13152 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13154 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13155 Richard Guenther <rguenther@suse.de>
13157 PR middle-end/23361
13158 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13159 against INT_MIN/INT_MAX.
13160 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13161 file if a loop is removed.
13163 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13165 * calls.c (store_one_arg): Pass correct alignment to
13166 emit_push_insn for non-BLKmode values.
13167 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13168 unaligned stack slot via a suitably aligned slot.
13170 2007-02-08 DJ Delorie <dj@redhat.com>
13172 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13174 (legal_subregs): Use unsigned char, make const.
13175 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13177 2007-02-08 Paul Brook <paul@codesourcery.com>
13179 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13180 special interworking needed.
13182 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13184 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13185 conditional to __SSE2__.
13186 (Entries below should have been added to first ChangeLog
13187 entry for amdfam10 dated 2007-02-05)
13188 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13190 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13192 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13195 2007-02-08 DJ Delorie <dj@redhat.com>
13197 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13198 * config/m32c/m32c.c (legal_subregs): New.
13199 (m32c_illegal_subreg_p): New.
13200 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13201 unsupported subregs of hard regs.
13203 2007-02-08 Jan Hubicka <jh@suse.cz>
13205 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13206 the same one; always update histograms.
13208 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13210 * passes.c (init_optimization_passes): Tidy comment.
13212 2007-02-08 Roger Sayle <roger@eyesopen.com>
13214 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13215 strip zero_extend, bswap and rotates from POCOUNT's argument.
13216 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13217 zero_extend and rotates from PARITY's argument.
13218 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13219 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13220 of an integer constant at compile-time.
13222 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13225 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13227 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13230 * tree-ssa-live.c (remove_unused_locals): Do not remove
13231 TREE_ADDRESSABLE variables.
13232 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13233 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13234 FOR_CLOBBER. Update all users.
13235 If VAR has an associated alias set, add a virtual operand for
13236 it if no alias is found to conflict with the memory reference.
13238 2007-02-07 Jan Hubicka <jh@suse.cz>
13239 Robert Kidd <rkidd@crhc.uiuc.edu>
13241 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13243 2007-02-07 Ian Lance Taylor <iant@google.com>
13245 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13247 2007-02-07 Roger Sayle <roger@eyesopen.com>
13249 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13250 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13251 tablejumpdi, movsi_to_cr_one): Remove constraints from
13252 define_expand's match_operands.
13254 2007-02-07 Roger Sayle <roger@eyesopen.com>
13256 * global.c (compute_regsets): Move declatation of "i" inside of
13257 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13259 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13262 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13263 of INDIRECT_REF <RESULT_DECL>.
13265 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13267 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13268 Kaz Kojima <kkojima@gcc.gnu.org>
13271 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13273 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13275 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13277 * doc/loop.texi: Document possibility not to perform disambiguation
13278 of loops with multiple latches.
13279 * cfgloopmanip.c (alp_enum_p): Removed.
13280 (add_loop): Handle subloops. Use get_loop_body_with_size.
13281 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13282 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13283 the new forwarder block.
13284 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13285 Handle the case latch is NULL.
13286 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13287 when marking loop exits.
13288 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13290 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13291 disambiguate_loops_with_multiple_latches.
13292 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13293 before fix_loop_structure.
13294 * cfgloop.c: Include pointer-set.h and output.h.
13295 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13296 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13297 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13298 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13299 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13300 disambiguate_multiple_latches, get_loop_body_with_size,
13301 disambiguate_loops_with_multiple_latches): New functions.
13302 (flow_loop_dump): Dump multiple latch edges.
13303 (flow_loop_nodes_find): Handle loops with multiple latches.
13304 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13305 (glb_enum_p): Modified.
13306 (get_loop_body): Use get_loop_body_with_size.
13307 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13308 (AVOID_CFG_MODIFICATIONS): New constant.
13309 (disambiguate_loops_with_multiple_latches, add_loop,
13310 get_loop_body_with_size): Declare.
13311 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13313 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13315 PR inline-asm/28686
13316 * global.c (compute_regsets): New function.
13317 (global_alloc): Refactored ELIMINABLE_REGSET
13318 and NO_GLOBAL_ALLOC_REGS computation out.
13319 (rest_of_handle_global_alloc): Call compute_regsets()
13320 for non-optimizing case.
13322 2007-02-06 Richard Henderson <rth@redhat.com>
13324 * config/i386/constraints.md (Y2): Rename from Y.
13325 (Yi): New constraint.
13326 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13327 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13328 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13329 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13330 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13331 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13332 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13333 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13334 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13335 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13336 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13337 vec_extractv2si_1): Change Y constraints to Y2.
13338 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13339 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13340 Change Y constraints to Y2.
13341 (sse2_loadld): Change Y constraints to x.
13343 2007-02-06 Roger Sayle <roger@eyesopen.com>
13345 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13346 (parity<mode>2): New define_expand using rs6000_emit_parity.
13347 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13348 rs6000_emit_parity): New functions.
13349 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13350 rs6000_emit_parity): Prototype here.
13352 2007-02-06 Ian Lance Taylor <iant@google.com>
13354 * lower-subreg.c (simple_move_operand): Reject CONST.
13355 (resolve_clobber): Call validate_change rather than directly
13356 assigning to XEXP (pat, 0).
13358 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13360 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13361 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13362 (tree-cfg.o): Remove hashtab.h dependency.
13364 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13365 (struct ivopts_data): Change niters to pointer_map_t.
13366 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13367 (niter_for_exit): Create pointer_map on demand. Change for
13369 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13370 (free_loop_data): Destroy data->niters if created and reset field.
13371 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13372 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13374 * tree-ssa-reassoc.c: Include pointer-set.h.
13375 (bb_rank): Change to long *.
13376 (operand_rank): Change to pointer_map_t.
13377 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13378 (insert_operand_rank): Accept long.
13379 (operand_entry_hash, operand_entry_eq): Remove.
13380 (get_rank): Return long. Adjust for changes above.
13381 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13383 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13385 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13386 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13387 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13389 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13390 directly since it cannot be NULL.
13391 (get_vi_for_tree): Rewrite for pointer_map API.
13392 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13393 (init_alias_vars): Create vi_for_tree as pointer_map.
13394 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13396 * tree-cfg.c: Don't include hashtab.h.
13397 (edge_to_cases): Declare as pointer_map.
13398 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13400 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13401 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13402 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13404 (record_switch_edge): Delete.
13405 (get_cases_for_edge): Adjust for pointer_map API, inline
13406 record_switch_edge (rewritten for new API), remove goto.
13408 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13410 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13411 * tree-nested.c: Include pointer-set.h.
13412 (var_map_elt, var_map_eq, var_map_hash): Delete.
13413 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13414 to pointer_map_t's.
13415 (nesting_info_bitmap_obstack): New.
13416 (lookup_field_for_decl): Adjust for pointer_map API.
13417 (lookup_tramp_for_decl): Adjust for pointer_map API.
13418 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13419 (get_local_debug_decl): Adjust for pointer_map API.
13420 (convert_nl_goto_reference): Adjust for pointer_map API.
13421 (convert_nl_goto_receiver): Adjust for pointer_map API.
13422 (create_nesting_tree): Create outside GGC space. Create bitmap on
13423 the new obstack. Create field_map and var_map as pointer_maps.
13424 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13426 (lower_nested_functions): Move root here, no need to NULL it.
13427 Initialize and release the obstack.
13429 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13431 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13432 Remove prototypes and make them non-static.
13433 (struct tree_int_map): Remove.
13434 * tree.h (struct tree_int_map): Move here, turning TO into an
13436 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13438 * tree.h (TREE_COMPLEXITY): Remove.
13439 (struct tree_exp): Remove complexity field.
13440 * tree.c (build1_stat): Don't set it.
13442 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13443 Victor Kaplansky <victork@il.ibm.com>
13445 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13446 (vect_is_simple_reduction): Support reduction with induction as
13447 one of the operands.
13448 (vect_is_simple_iv_evolution): Fix formatting.
13449 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13450 formatting. Don't mark induction phis for vectorization.
13451 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13452 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13453 (vect_get_vec_def_for_operand): Support induction.
13454 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13456 (vectorizable_reduction): Support reduction with induction as one of
13458 (vectorizable_type_demotion): Use def-type of stmt argument rather
13459 than dummy def-type.
13461 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13462 flag_tree_scev_cprop.
13463 * common.opt (tree-scev-cprop): New flag.
13465 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13466 call to vect_get_new_vect_var.
13468 2007-02-06 Ira Rosen <irar@il.ibm.com>
13470 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13471 vectype is not NULL.
13472 (vect_pattern_recog_1): Likewise.
13474 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13476 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13477 (fold_negate_expr): Likewise.
13479 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13482 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13483 even if cv-qualification is the same.
13485 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13487 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13488 __enable_execute_stack on completion.
13490 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13492 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13493 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13494 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13495 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13496 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13497 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13498 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13499 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13501 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13503 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13504 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13505 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13506 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13507 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13508 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13509 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13510 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13511 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13512 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13513 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13514 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13515 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13516 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13517 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13518 sqrtextenddfxf2_i387): Added amdfam10_decode.
13520 * config/i386/athlon.md (athlon_idirect_amdfam10,
13521 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13522 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13523 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13524 athlon_ivector_store_amdfam10): New define_insn_reservation.
13525 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13528 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13530 * config/i386/athlon.md (athlon_call_amdfam10,
13531 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13532 define_insn_reservation.
13533 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13534 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13535 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13537 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13539 * config/i386/athlon.md (athlon_sseld_amdfam10,
13540 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13541 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13543 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13545 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13546 define_insn_reservation.
13547 * config/i386/i386.md (sseins): Added sseins to define_attr type
13548 and define_attr unit.
13549 * config/i386/sse.md: Set type attribute to sseins for insertq
13552 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13554 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13555 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13556 ssecomi_load_amdfam10, ssecomi_amdfam10,
13557 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13558 define_insn_reservation.
13559 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13561 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13563 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13564 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13565 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13566 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13567 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13568 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13569 define_insn_reservation.
13571 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13572 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13573 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13574 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13575 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13577 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13579 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13580 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13581 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13582 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13583 athlon_ssemul_load_k8): Added amdfam10.
13585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13587 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13588 (x86_sse_unaligned_move_optimal): New variable.
13590 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13592 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13593 for unaligned vector SSE double/single precision loads for AMDFAM10.
13595 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13597 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13598 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13599 Define TARGET_CPU_DEFAULT_amdfam10.
13600 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13601 (processor_type): Add PROCESSOR_AMDFAM10.
13603 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13604 processor_type in config/i386/i386.h.
13605 Enable imul peepholes for TARGET_AMDFAM10.
13607 * config.gcc: Add support for --with-cpu option for amdfam10.
13609 * config/i386/i386.c (amdfam10_cost): New variable.
13610 (m_AMDFAM10): New macro.
13611 (m_ATHLON_K8_AMDFAM10): New macro.
13612 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13613 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13614 x86_promote_QImode, x86_integer_DFmode_moves,
13615 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13616 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13617 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13618 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13619 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13620 Enable/disable for amdfam10.
13621 (override_options): Add amdfam10_cost to processor_target_table.
13622 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13623 processor_alias_table.
13624 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13625 (ix86_adjust_cost): Add code for amdfam10.
13627 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13629 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13630 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13631 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13632 * config/i386/i386.h: Add builtin definition for SSE4A.
13633 * config/i386/i386.md: Add support for ABM instructions
13634 (popcnt and lzcnt).
13635 * config/i386/sse.md: Add support for SSE4A instructions
13636 (movntss, movntsd, extrq, insertq).
13637 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13638 Add -march=amdfam10 flag.
13639 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13640 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13642 * doc/extend.texi: Add documentation for SSE4A builtins.
13644 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13646 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13648 2007-02-05 Richard Guenther <rguenther@suse.de>
13650 * tree-vectorizer.h (vectorizable_function): Add argument type
13651 argument, change return type.
13652 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13653 * tree-vect-transform.c (vectorizable_function): Handle extra
13654 argument, return vectorized function decl.
13655 (build_vectorized_function_call): Remove.
13656 (vectorizable_call): Handle calls with result and argument types
13657 differing. Handle loop vectorization factor correctly.
13658 * targhooks.c (default_builtin_vectorized_function): Adjust for
13660 * targhooks.h (default_builtin_vectorized_function): Likewise.
13661 * target.h (builtin_vectorized_function): Add argument type
13663 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13664 extra argument, allow vectorizing of lrintf.
13665 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13666 documentation of target hook.
13668 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13671 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13672 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13673 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13675 2007-02-05 Roger Sayle <roger@eyesopen.com>
13677 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13678 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13679 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13680 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13681 before canonicalizing sincos to cexpi.
13682 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13684 2007-02-05 Roger Sayle <roger@eyesopen.com>
13686 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13687 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13688 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13690 2007-02-05 Roger Sayle <roger@eyesopen.com>
13692 * mips-tfile.c (initialize_init_file): Correct endianness test.
13694 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13696 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13697 the 'y' constraint.
13699 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13701 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13702 saves in a PARALLEL before the register assignments.
13704 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13706 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13707 DWARF_FRAME_RETURN_COLUMN to be a general register.
13708 * dwarf2out.c (init_return_column_size): New function, split from...
13709 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13710 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13711 to be nongeneral registers.
13712 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13714 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13715 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13717 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13719 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13721 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13723 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13724 (remove_path): Use can_remove_branch_p and remove_branch instead
13725 of loop_delete_branch_edge.
13726 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13727 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13728 Update profile using scale_dominated_blocks_in_loop.
13729 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13730 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13731 (can_remove_branch_p, remove_branch): Declare.
13732 * tree-cfg.c (tree_can_remove_branch_p): New function.
13733 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13734 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13735 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13737 2007-02-05 Jan Hubicka <jh@suse.cz>
13739 PR middle-end/30696
13740 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13741 nodes in cgraph, don't remove offline copy of the function.
13743 2007-02-04 Jan Hubicka <jh@suse.cz>
13745 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13746 vectors might cause maybe_lookup_element_for_expr to be called
13747 on non-sra-candidate.
13749 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13751 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13752 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13753 spelling conventions.
13755 2007-02-04 Richard Guenther <rguenther@suse.de>
13757 PR middle-end/30636
13758 * fold-const.c (try_move_mult_to_index): Make sure to not
13759 overflow one dimension of a multi-dimensional array access.
13761 2007-02-04 Jan Hubicka <jh@suse.cz>
13763 * passes.c (init_optimization_passes): Reindent.
13765 2007-02-04 Jan Hubicka <jh@suse.cz>
13766 Eric Botcazou <ebotcazou@adacore.com>
13768 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13769 (execute_fixup_cfg): Break out the abnormal goto code.
13770 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13771 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13772 (optimize_inline_calls): Call make_nonlocal_label_edges.
13774 2007-02-04 Jan Hubicka <jh@suse.cz>
13776 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13777 true when something was changed.
13778 (rename_ssa_copies): When something was changed, do
13779 TODO_remove_unused_locals.
13780 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13781 add TODO_remove_unused_locals when instruction was removed.
13783 2007-02-04 Jan Hubicka <jh@suse.cz>
13785 * ipa-inline.c (try_inline): Improve debug output; work on already
13787 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13788 call try_inline for already inlined edges too when flattening;
13789 inline also functions that make callee growth but overall unit size
13792 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13794 * config/m32c/bitops.md, config/m32c/jump.md,
13795 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13796 config/m32r/m32r.h, config/m32r/m32r.md,
13797 config/m32r/predicates.md, config/m68hc11/larith.asm,
13798 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13799 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13800 config/mips/mips-protos.h, config/mips/mips.c,
13801 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13802 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13803 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13804 spelling conventions.
13806 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13807 Follow spelling conventions.
13809 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13811 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13812 warn about C++0x compatibility.
13814 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13816 * config/h8300/h8300.c, config/h8300/h8300.h,
13817 config/h8300/h8300.md: Follow spelling conventions.
13819 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13821 PR middle-end/30667
13822 * combine.c (try_combine): Do not substitute source operand
13823 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13825 2007-02-03 Jan Hubicka <jh@suse.cz>
13827 PR gcov-profile/30650
13828 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13829 do not divide by zero for never executed counters.
13830 (tree_find_values_to_profile): Fix counters.
13831 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13833 2007-02-03 Ian Lance Taylor <iant@google.com>
13835 * lower-subreg.c (simple_move_operand): New static function,
13836 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13838 (simple_move): Call simple_move_operand.
13839 (find_decomposable_subregs): Add special handling of MEMs.
13840 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13841 meaning of return value. If we see a hard register, test whether
13842 it can store a word_mode value. Change all callers.
13844 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13846 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13847 ftrapv insns and expanders.
13848 (subdi3): Change define_expand operand 1 to arith11_operand, and
13849 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13850 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13851 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13854 PR middle-end/30174
13855 * varasm.c (notice_global_symbol): Treat global objects as weak when
13856 flag_shlib is true.
13858 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13860 * emit-rtl.c (dconstpi): Delete.
13861 (dconstsqrt2): New.
13862 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13863 * real.h (dconstpi): Delete.
13864 (dconstsqrt2): New.
13865 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13866 (fold_builtin_hypot): Likewise.
13868 2007-02-03 Tom Tromey <tromey@redhat.com>
13871 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13872 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13874 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13876 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13877 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13878 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13879 config/rs6000/cell.md, config/rs6000/darwin.h,
13880 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13881 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13882 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13883 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13884 typos. Follow spelling conventions.
13885 * doc/invoke.texi: Follow spelling conventions.
13887 2007-02-03 Roger Sayle <roger@eyesopen.com>
13889 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13890 canonicalization transformations that attempt to simplify integer
13891 constant comparisons to become comparisons against zero.
13893 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13895 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13897 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13898 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13900 2007-02-02 Mike Stump <mrs@apple.com>
13902 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13903 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13904 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13905 generate a branch island.
13907 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13909 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13910 (xtensa_legitimate_address_p): New.
13911 (xtensa_legitimize_address): New.
13912 (xtensa_output_addr_const_extra): New.
13913 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13915 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13916 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13917 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13918 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13919 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13920 (xtensa_legitimize_address): New.
13921 (xtensa_output_addr_const_extra): New.
13923 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13925 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13927 2007-02-02 Ian Lance Taylor <iant@google.com>
13929 * expmed.c (expand_divmod): Add comment.
13931 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13933 * emit-rtl.c (renumber_insns): Remove.
13934 * flags.h: Remove the extern for flag_renumber_insns.
13935 * rtl.h: Remove the prototype for renumber_insns.
13936 * toplev.c (flag_renumber_insns): Remove.
13938 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13940 Revert for x86 darwin:
13941 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13943 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13944 code before the following patch under TARGET_MACHO.
13945 (ix86_function_value_regno_p): Likewise.
13947 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13949 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
13952 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13955 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
13956 general or fp registers. Add comments.
13957 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
13959 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
13961 * pointer-set.c (insert_aux): Only return insertion slot.
13962 (pointer_set_insert): Adjust.
13963 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
13964 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
13965 pointer_map_traverse): New.
13966 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
13967 pointer_map_create, pointer_map_destroy, pointer_map_insert,
13968 pointer_map_contains, pointer_map_traverse): Declare.
13970 2007-02-02 Jakub Jelinek <jakub@redhat.com>
13972 PR middle-end/30473
13973 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
13974 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
13976 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13978 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
13980 (struct _dep): New type.
13981 (dep_t): New typedef.
13982 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
13983 (DEP_STATUS): New access macro. The macro with the same name was
13984 renamed to DEP_LINK_STATUS.
13985 (dep_init): Declare function
13987 (struct _dep_link): New type.
13988 (dep_link_t): New typedef.
13989 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
13990 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
13991 (DEP_LINK_STATUS): New macro.
13992 (debug_dep_links): New debug function.
13994 (struct _deps_list): New type.
13995 (deps_list_t): New typedef.
13996 (DEPS_LIST_FIRST): New access macro.
13997 (FOR_EACH_DEP_LINK): New cycle macro.
13998 (create_deps_list, free_deps_list, delete_deps_list): Declare
14000 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14001 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14002 (copy_deps_list_change_con): Ditto.
14004 (move_dep_link): Declare function.
14006 (struct _dep_node): New type.
14007 (dep_node_t): New typedef.
14008 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14010 (struct haifa_insn_data.back_deps): New field to hold backward
14011 dependencies of the insn.
14012 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14014 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14015 Change its type to deps_list_t.
14016 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14017 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14018 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14020 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14022 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14024 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14026 (dep_cost): Declare.
14028 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14029 (ds_to_dk, dk_to_ds): New functions.
14031 (init_dep_1): New static function.
14032 (init_dep): New function.
14033 (copy_dep): New static function.
14035 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14037 (detach_dep_link): New static function.
14038 (move_dep_link): New function.
14040 (dep_links_consistent_p, dump_dep_links): New static functions.
14041 (debug_dep_links): New debugging function.
14043 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14045 (alloc_deps_list, init_deps_list): New static functions.
14046 (create_deps_list): New function.
14047 (clear_deps_list): New static function.
14048 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14049 (deps_list_consistent_p, dump_deps_list): New static functions.
14050 (debug_deps_list): New function.
14051 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14053 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14055 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14056 use new scheduler dependencies lists.
14057 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14058 (sched_analyze): Ditto. Initialize dependencies lists.
14059 (add_forw_dep, compute_forward_dependences): Update to use new
14060 scheduler dependencies lists.
14062 (init_dependency_caches): Init deps_obstack.
14063 (free_dependency_caches): Free deps_obstack.
14065 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14066 new scheduler dependencies lists.
14067 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14068 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14070 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14071 Update to use new scheduler dependencies lists.
14072 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14073 (debug_dependencies): Ditto.
14074 (schedule_region): Update comments.
14076 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14077 scheduler dependencies lists.
14078 (schedule_ebb): Update comments.
14080 * rtl.def (DEPS_LIST): Remove.
14082 * lists.c (unused_deps_list): Remove.
14083 (free_list): Update assertions.
14085 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14086 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14088 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14089 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14091 * haifa-sched.c (comments): Update.
14092 (insn_cost1): Remove. Inline the code into insn_cost ().
14093 (insn_cost): Update to use new scheduler dependencies lists. Move
14094 processing of the dependency cost to dep_cost ().
14095 (dep_cost): New function. Use it instead of insn_cost () when
14096 evaluating cost of the dependency. Use compatible interface to
14097 interact with the target.
14098 (priority): Update to use new scheduler dependencies lists.
14099 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14100 with greater number of insns that depend on the insn.
14101 (schedule_insn): Update to use new scheduler dependencies lists. Add
14102 code to free backward dependencies lists. Inline and optimize code
14103 from resolve_dep () - see PR28071.
14104 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14105 lists. Update call to targetm.sched.is_costly_dependence hook.
14107 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14108 scheduler dependencies lists.
14110 (resolve_dep): Remove. Move the logic to schedule_insn ().
14111 (init_h_i_d): Initialize dependencies lists.
14113 (process_insn_depend_be_in_spec): Rename to
14114 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14115 dependencies lists.
14116 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14117 Update to use new scheduler dependencies lists.
14118 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14120 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14121 new scheduler dependencies lists.
14122 (build_intra_loop_deps): Ditto.
14124 * target.h (struct _dep): Declare to use in
14125 gcc_target.sched.is_costly_dependence.
14126 (struct gcc_target.sched.adjust_cost): Fix typo.
14127 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14128 single dep_t parameter instead of an equivalent triad.
14129 (struct gcc_target.sched.adjust_cost_2): Remove.
14131 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14133 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14135 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14137 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14139 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14140 (REG_DEP_TRUE): Document.
14142 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14143 Change signature to correspond to the targetm.sched.adjust_cost hook.
14144 Update use in TARGET_SCHED_ADJUST_COST_2.
14145 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14146 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14147 new scheduler dependencies lists.
14148 (ia64_gen_check): Ditto.
14150 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14151 dependencies lists.
14153 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14154 signature to correspond to the targetm.sched.is_costly_dependence hook.
14155 (is_costly_group): Update to use new scheduler dependencies lists.
14157 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14158 instead of INSN_COST () macro.
14160 2007-02-01 Ian Lance Taylor <iant@google.com>
14162 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14164 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14166 * pa.md (tp_load): Correct mfctl instruction syntax.
14168 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14170 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14171 altivec_padding_size calculation on AIX. Improve comment, add
14172 assert to verify that it's right.
14174 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14177 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14179 PR inline-asm/28686
14180 * global.c (global_alloc): Add mising initialization of
14183 2007-02-01 Roger Sayle <roger@eyesopen.com>
14185 * alias.c (init_alias_analysis): Correct whitespace.
14186 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14187 partition_hot_cold_basic_blocks): Likewise.
14188 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14189 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14190 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14191 fold_builtin_snprintf_chk, fold_builtin_printf,
14192 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14193 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14194 * cfgcleanup.c (cleanup_cfg): Likewise.
14195 * cfgexpand.c (tree_expand_cfg): Likewise.
14196 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14197 * function.c (get_next_funcdef_no): Likewise.
14198 * gengtype.c (main): Likewise.
14199 * genmodes.c (main): Likewise.
14200 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14201 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14202 * ifcvt.c (noce_emit_move_insn): Likewise.
14203 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14205 * stor-layout.c (get_best_mode): Likewise.
14206 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14207 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14208 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14209 perform_var_substitution, solve_graph): Likewise.
14210 * tree-vrp.c (vrp_finalize): Likewise.
14212 2007-02-01 Ian Lance Taylor <iant@google.com>
14214 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14215 high part of a paradoxical subreg, return a constant zero.
14217 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14219 * toplev.c (lang_dependent_init): Call init_set_costs.
14220 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14222 2007-02-01 Richard Guenther <rguenther@suse.de>
14224 PR middle-end/30656
14225 * fold-const.c (fold_negate_expr): Allow negating a
14226 constant if overflow does not change.
14228 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14230 * doc/c-tree.texi (Expression trees): Improve markup.
14231 * doc/tm.texi (Register Classes, Addressing Modes)
14232 (Floating Point): Fix spacing after abbreviations. Fix some
14235 2007-02-01 Ben Elliston <bje@au.ibm.com>
14237 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14238 * doc/contrib.texi: Likewise.
14239 * doc/install.texi: Likewise.
14241 2007-01-31 Richard Henderson <rth@redhat.com>
14242 Ian Lance Taylor <iant@google.com>
14244 * lower-subreg.c: New file.
14245 * rtl.def (CONCATN): Define.
14246 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14247 pass_lower_subreg2.
14248 * emit-rtl.c (update_reg_offset): New static function, broken out
14249 of gen_rtx_REG_offset.
14250 (gen_rtx_REG_offset): Call update_reg_offset.
14251 (gen_reg_rtx_offset): New function.
14252 * regclass.c: Revert patch of 2006-03-05, restoring
14254 (clear_reg_info_regno): New function.
14255 * dwarf2out.c (concatn_loc_descriptor): New static function.
14256 (loc_descriptor): Handle CONCATN.
14257 * common.opt (fsplit_wide_types): New option.
14258 * opts.c (decode_options): Set flag_split_wide_types when
14260 * timevar.def (TV_LOWER_SUBREG): Define.
14261 * rtl.h (gen_reg_rtx_offset): Declare.
14262 (reg_scan_update): Declare.
14263 * regs.h (clear_reg_info_regno): Declare.
14264 * tree-pass.h (pass_lower_subreg): Declare.
14265 (pass_lower_subreg2): Declare.
14266 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14267 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14268 -fsplit-wide-types.
14269 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14270 * Makefile.in (OBJS-common): Add lower-subreg.o.
14271 (lower-subreg.o): New target.
14273 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14275 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14277 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14280 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14282 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14284 PR middle-end/29335
14285 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14287 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14289 * cfgloop.h: Include vec-prim.h.
14290 (enum li_flags): Remove LI_ONLY_OLD.
14291 (loop_iterator): Changed.
14292 (fel_next, fel_init): Iterate over loop tree.
14293 (FOR_EACH_LOOP_BREAK): New macro.
14294 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14296 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14297 * modulo-sched.c (sms_schedule): Ditto.
14298 * tree-vectorizer.c (vectorize_loops): Ditto.
14299 * doc/loop.texi: Update information on loop numbering and behavior of
14300 FOR_EACH_LOOP wrto new loops.
14301 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14302 add_to_evolution_1): Test nestedness of loops instead of comparing
14304 * tree-chrec.c (chrec_fold_plus_poly_poly,
14305 chrec_fold_multiply_poly_poly, chrec_evaluate,
14306 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14307 reset_evolution_in_loop): Ditto.
14308 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14310 2007-01-31 Dirk Mueller <dmueller@suse.de>
14312 * c-common.c (warn_about_parentheses): Separate warning about
14313 un-parenthized sequence of comparison operators from the one
14314 which is supposed to warn about x <= y <= z.
14316 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14318 * optabs.h (enum optab_index): Add new OTI_isinf.
14319 (isinf_optab): Define corresponding macro.
14320 * optabs.c (init_optabs): Initialize isinf_optab.
14321 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14323 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14324 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14326 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14327 expand_builtin_interclass_mathfn.
14328 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14329 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14330 (fxam<mode>2_i387): New insn pattern.
14331 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14332 built-in functions as x87 inline asm.
14334 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14336 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14338 2007-01-30 Eric Christopher <echristo@apple.com>
14340 * config.gcc: Add geode.
14342 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14344 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14345 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14346 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14347 value-prof.c: Fix comment typos.
14349 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14352 * doc/invoke.texi (Wpointer-arith): Document warning.
14354 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14356 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14357 the list of discrepancies from the draft TR.
14359 2007-01-30 Dirk Mueller <dmueller@suse.de>
14362 * doc/invoke.texi (-Wreturn-type): Update description to
14363 match new behavior.
14365 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14367 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14369 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14371 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14372 to handle optabs that operate on floating point input argument and
14373 output to integer output.
14374 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14375 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14376 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14377 expand_builtin_interclass_mathfn ().
14378 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14379 (ilogbsi2): Remove.
14380 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14381 ilogbl built-in functions as x87 intrinsics.
14383 2007-01-30 Richard Guenther <rguenther@suse.de>
14385 PR middle-end/27657
14386 * dwarf2out.c (reference_to_unused): Query varpool if the
14387 variable was output.
14389 2007-01-30 Richard Guenther <rguenther@suse.de>
14391 PR middle-end/30313
14392 * passes.c (execute_one_pass): Reset in_gimple_form to not
14393 confuse non-unit-at-a-time mode.
14395 2007-01-29 Roger Sayle <roger@eyesopen.com>
14396 Richard Guenther <rguenther@suse.de>
14398 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14399 avoid undefined behaviour on overflow. Use force_fit_type_double
14400 to construct the constant with the specified TREE_OVERFLOW.
14402 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14404 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14405 * config/dfp-bit.h: Ditto.
14407 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14409 * c-decl.c (pop_scope): Replace warnings with call to
14410 warn_for_unused_label.
14411 * c-common.h (warn_for_unused_label): Declare.
14412 * c-common.c (warn_for_unused_label): Define.
14414 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14416 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14419 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14421 * Makefile.in (USER_H): Remove decfloat.h.
14422 * ginclude/decfloat.h: Delete, moving contents to ...
14423 * ginclude/float.h: Add support for decimal floating point,
14424 guarded by __STDC_WANT_DEC_FP__.
14426 2007-01-29 Mike Stump <mrs@apple.com>
14428 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14429 Analysis and Representation to resolve case insensitive conflict.
14430 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14432 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14434 * tree.h (struct tree_memory_tag): Add aliases member.
14435 (MTAG_ALIASES): New macro.
14436 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14437 (add_may_alias): Remove pointer-set. Update for may_aliases being
14439 (mark_aliases_call_clobbered): Update for may_aliases being a
14441 (compute_tag_properties): Ditto.
14442 (create_partition_for): Ditto.
14443 (compute_memory_partitions): Ditto.
14444 (dump_may_aliases_for): Ditto.
14445 (is_aliased_with): Ditto.
14446 (add_may_alias_for_new_tag): Ditto.
14447 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14448 (compute_is_aliased): New function.
14449 (compute_may_aliases): Call compute_is_aliased).
14450 (init_alias_info): Initialize alias_bitmap_obstack.
14451 (union_alias_set_into): New function.
14452 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14453 (have_common_aliases_p): Rewrite to take two bitmaps and use
14455 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14456 Update for bitmaps.
14457 (finalize_ref_all_pointers): Update for add_may_alias changes.
14458 (new_type_alias): Ditto.
14459 * tree-flow-inline.h (may_aliases): Return a bitmap.
14460 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14461 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14462 may_aliases being a bitmap.
14463 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14464 may_aliases now returns a bitmap.
14465 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14467 * tree-ssa-operands.c (add_virtual_operand): Update for
14468 may_aliases being a bitmap.
14470 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14472 PR tree-optimization/30630
14473 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14474 variable as changed.
14476 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14479 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14480 expanded only once even if an error occurs.
14482 2007-01-29 Ben Elliston <bje@au.ibm.com>
14484 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14485 (__gcov_average_profiler): Likewise.
14486 (__gcov_ior_profiler): Likewise.
14487 (__gcov_merge_ior): Likewise.
14489 2007-01-28 Jan Hubicka <jh@suse.cz>
14491 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14492 * value-prof.c (stringop_block_profile): Likewise.
14494 2007-01-28 Jan Hubicka <jh@suse.cz>
14496 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14497 variant handling histograms; add wrapper.
14498 (clear_storage_via_libcall): Export.
14499 (emit_block_move_hints): Break out from ...; add histograms.
14500 (emit_block_move): ... this one.
14501 (clear_storage_hints): Break out from ...; add histograms.
14502 (clear_storage): ... this one.
14503 (set_storage_via_memset): Handle histogram.
14504 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14505 (clear_storage_hints, clear_storage_via_libcall): Declare.
14506 (set_storage_via_setmem): Update prototype.
14507 * doc/md.texi (movmem, setmem): Document new arguments.
14509 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14511 (stringop_block_profile): New global function.
14512 (tree_stringops_values_to_profile): Profile block size and alignment.
14513 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14515 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14516 (stringop_block_profile): Declare.
14517 * builtins.c: Include value-prof.h.
14518 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14519 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14520 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14521 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14522 * profile.c (instrument_values): Add new counters.
14523 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14525 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14526 (tree_init_edge_profiler): Build new profilers.
14527 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14528 (pass_tree_profile): Add dump.
14529 (tree_profile_hooks): Update.
14530 * Makefile.in (LIBGCOV): Add new constants.
14531 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14532 __gcov_ior_profiler): New.
14533 * i386.md (movmem/setmem expanders): Add new optional arguments.
14535 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14537 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14539 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14541 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14542 (tree_unswitch_single_loop): Pass eni_size_weights to
14543 tree_num_loop_insns.
14544 * tree-ssa-loop-manip.c: Include tree-inline.h.
14545 (can_unroll_loop_p): Pass eni_size_weights to
14546 tree_num_loop_insns.
14547 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14548 Pass eni_size_weights to estimate_num_insns.
14549 * tree.h (init_inline_once): Export.
14550 * toplev.c (backend_init): Call init_inline_once.
14551 * cgraphunit.c (cgraph_process_new_functions,
14552 cgraph_analyze_function): Pass eni_inlining_weights to
14553 estimate_num_insns.
14554 * ipa-inline.c (compute_inline_parameters): Ditto.
14555 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14556 to estimate_num_insns.
14557 (try_unroll_loop_completely): Pass eni_size_weights to
14558 tree_num_loop_insns.
14559 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14560 ot estimate_num_insns.
14561 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14562 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14563 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14564 eni_time_weights): New variables.
14565 (init_inline_once): Initialize them.
14566 (struct eni_data): Mew.
14567 (estimate_num_insns_1, estimate_num_insns): Use weights.
14568 * tree-inline.h (struct eni_weights_d): New.
14569 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14570 (estimate_num_insns): Declaration changed.
14571 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14572 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14573 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14575 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14577 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14578 relations in the conflict function is valid.
14580 2007-01-27 Ian Lance Taylor <iant@google.com>
14582 * common.opt: Add fstrict-overflow.
14583 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14584 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14585 (TYPE_OVERFLOW_UNDEFINED): Define.
14586 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14588 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14589 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14590 (fold_negate_expr): Likewise.
14591 (make_range): Likewise.
14592 (extract_muldiv_1): Likewise.
14593 (maybe_canonicalize_comparison): Likewise.
14594 (fold_comparison): Likewise.
14595 (fold_binary): Likewise.
14596 (tree_expr_nonnegative_p): Likewise.
14597 (tree_expr_nonzero_p): Likewise.
14598 * tree-vrp.c (compare_values): Likewise.
14599 (extract_range_from_binary_expr): Likewise.
14600 (extract_range_from_unary_expr): Likewise.
14601 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14603 (nowrap_type_p): Likewise.
14604 * tree-scalar-evolution.c (simple_iv): Likewise.
14605 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14606 (build_range_check): Likewise.
14607 (extract_muldiv_1): Likewise.
14608 (fold_comparison): Likewise.
14609 * tree-vrp.c (vrp_int_const_binop): Likewise.
14610 (extract_range_from_unary_expr): Likewise.
14611 * convert.c (convert_to_integer): Likewise.
14612 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14613 (fold_comparison): Likewise.
14614 (fold_binary): Likewise.
14615 * optabs.c (optab_for_tree_code): Likewise.
14616 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14617 * simplify-rtx.c (simplify_const_relational_operation): Check
14618 flag_strict_overflow and flag_trapv.
14619 (simplify_const_relational_operation): Likewise.
14620 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14621 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14624 2007-01-27 Roger Sayle <roger@eyesopen.com>
14626 * tree.c (tree_fold_gcd): Delete.
14627 * tree.h (tree_fold_gcd): Remove prototype.
14628 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14629 test whether one constant integer is a multiple of another. Instead
14630 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14631 * fold-const.c (multiple_of_p): We've determined both TOP and
14632 BOTTOM are integer constants so we can call int_const_binop directly
14633 instead of the more generic const_binop.
14635 2007-01-27 Roger Sayle <roger@eyesopen.com>
14637 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14638 1*X check that the constant hasn't overflowed, to preserve the
14640 (round_up): Provide an efficient implementation when rouding-up an
14641 INTEGER_CST to a power-of-two.
14643 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14645 * doc/sourcebuild.texi: Add comma for clarity.
14646 * doc/extend.texi: Fix some typos.
14647 * doc/passes.texi: Likewise.
14648 * doc/cppinternals.texi: Likewise.
14649 * doc/c-tree.texi: Likewise.
14650 * doc/tree-ssa.texi: Likewise.
14651 * doc/install.texi: Likewise.
14653 2007-01-27 Jan Hubicka <jh@suse.cz>
14655 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14656 (pass_sra): Do not require alias information.
14657 * passes.c (init_optimization_passes): Add SRA
14659 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14661 * tracer.c (rest_of_handle_tracer): We already cleaned
14662 up the CFG in tracer() so don't do it here again.
14663 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14664 cleanup_cfg here, either. And don't call renumber_insns.
14666 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14667 and BB_HEAD are in the insn stream here. Instead make sure
14668 that BB_INSN is valid on all insns. Also, do check here that
14669 there are no pending branch predictions...
14670 (rtl_verify_flow_info): ...instead of doing it here. Checks
14671 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14674 2007-01-26 Roger Sayle <roger@eyesopen.com>
14676 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14677 function to simplify/factorize operand order canonicalization.
14678 (ix86_fixup_binary_operands): Reorganize using the above function.
14679 (ix86_binary_operator_ok): Likewise.
14681 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14683 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14684 file scope from optimize_attrs.
14685 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14687 (optimize_attrs): Clear insn_code_values after freeing it.
14689 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14691 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14692 a parts.base assignment.
14694 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14696 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14697 (compute_subscript_distance, initialize_data_dependence_relation,
14698 finalize_ddr_dependent, analyze_ziv_subscript,
14699 analyze_siv_subscript_cst_affine,
14700 compute_overlap_steps_for_affine_univar,
14701 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14702 analyze_siv_subscript, analyze_miv_subscript,
14703 analyze_overlapping_iterations, subscript_dependence_tester_1,
14704 compute_self_dependence, free_dependence_relation): Work
14705 with affine_fn instead of chrecs.
14706 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14707 common_affine_function, affine_function_base,
14708 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14709 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14710 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14711 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14712 (all_chrecs_equal_p): Removed.
14713 * tree-data-ref.h (affine_fn, conflict_function): New types.
14714 (struct subscript): Change type of conflicting_iterations_in_a
14715 and conflicting_iterations_in_b.
14717 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14720 * config/pa/pa.h (TARGET_HPUX_11): New.
14721 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14722 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14724 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14725 Richard Guenther <rguenther@suse.de>
14727 * tree-ssa-structalias.c (solve_graph): Handle case
14728 we merged the variable to another.
14730 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14732 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14735 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14736 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14738 2007-01-25 DJ Delorie <dj@redhat.com>
14740 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14741 allow changes to modes which don't fit in those registers.
14743 * reload1.c (choose_reload_regs): Check for invalid subregs before
14744 computing their locations, not after.
14746 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14749 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14750 save Altivec registers in an eh_return function.
14751 (compute_vrsave_mask): Likewise.
14752 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14753 for saving Altivec registers.
14754 (rs6000_emit_prologue): Don't allocate stack twice in
14755 eh_return function. Correct expected value of altivec_save_offset
14756 when using save_world. Describe save of R0 to stack when using
14757 save_world. Describe stack pointer adjustment when using
14758 save_world. Remove duplicated eh_return parameter register saving.
14759 Update sp_offset variable after save_world.
14760 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14762 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14763 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14766 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14768 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14770 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14773 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14774 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14776 2007-01-25 Richard Guenther <rguenther@suse.de>
14778 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14779 * common.opt (-Wcoverage-mismatch): New warning option.
14780 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14781 if -Wcoverage-mismatch is given.
14783 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14785 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14786 (ipcp_driver): Change to static definition.
14787 Add dumping of the ifunctions.
14788 (constant_val_insert): Remove unused parameter. Support for SSA.
14789 (ipcp_propagate_const): Support for SSA.
14790 (ipcp_profile_bb_print): Print only analyzed nodes.
14791 (ipcp_replace_map_create): Remove support for Fortran constant
14793 * ipa-prop.c (ipa_method_modify_stmt,
14794 ipa_callsite_compute_param): Support for SSA.
14795 * ipa-prop.h (ipcp_driver): Remove declaration.
14796 (IS_VALID_TREE_MAP_INDEX): Add define.
14798 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14800 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14802 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14804 PR middle-end/30447
14805 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14806 constant argument to cabs and do it without checking for
14807 -funsafe-math-optimizations.
14809 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14811 * c-common.h (RID_FIRST_CXX0X): New.
14812 (RID_LAST_CXX0X): New.
14813 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14815 * c.opt (Wc++0x-compat): New.
14816 * doc/invoke.texi (-Wc++0x-compat): Document.
14818 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14820 * builtins.c (fold_builtin_carg): New.
14821 (fold_builtin_1): Use it.
14823 2007-01-24 Jan Hubicka <jh@suse.cz>
14825 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14827 * ipa-inline.c (initial_insns, max_insns): Delete.
14828 (compute_max_insns): New function.
14829 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14830 of insns as base for code growth.
14831 (cgraph_decide_inlining): Make initial_insns local; do not compute
14833 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14834 * doc/invoke.texi (inline-unit-growth): Update docs.
14836 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14838 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14839 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14840 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14841 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14842 for CPUs that have PTA_CX16 set.
14844 PR middle-end/27416
14845 * gimplify.c (omp_check_private): New function.
14846 (gimplify_scan_omp_clauses): Use it for
14847 firstprivate/lastprivate/reduction.
14849 PR middle-end/30494
14850 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14851 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14853 PR middle-end/30421
14854 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14855 If lower_lastprivate_clauses emits some statements, append them
14856 to dlist rather than body_p and to body_p append an initializer.
14857 (lower_omp_for): Adjust caller.
14859 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14861 * target.h (globalize_decl_name): New.
14862 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14863 * output.h (default_globalize_decl_name): New.
14864 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14866 (globalize_decl): Ditto.
14867 (default_globalize_decl_name): New.
14868 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14869 (ia64_handle_version_id_attribute): New.
14870 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14871 (ia64_asm_output_external): Use globalize_decl_name instead
14872 of globalize_label.
14873 * doc/extend.texi (version_id): New pragma.
14874 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14876 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14878 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14879 _uleb128_t and _Unwind_SWord with _sleb128_t.
14880 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14881 uw_frame_state_for, uw_update_context_1): Likewise.
14882 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14883 * unwind-pe.h (read_uleb128, read_sleb128,
14884 read_encoded_value_with_base): Likewise.
14885 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14887 2007-01-24 Richard Guenther <rguenther@suse.de>
14889 * builtins.c (expand_builtin_cexpi): Get the fndecl
14890 for cexp in the correct way.
14892 2007-01-24 Jan Hubicka <jh@suse.cz>
14894 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14896 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14898 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14899 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14900 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14901 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14902 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14903 __SIZEOF_PTRDIFF_T__.
14904 * doc/cpp.texi: Documentation for the new builtin macros added.
14906 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14908 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14909 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14910 instead of operands[2] to avoid access past the end of array.
14912 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14914 * reload1.c (emit_reload_insns): Pass the reload register
14915 for a non-spill output reload through forget_old_reloads_1.
14917 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14919 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14920 _SOFT_DOUBLE if doubles use software floating-point.
14921 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14922 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14923 * config/rs6000/darwin-ldouble.c: Also compile functions for
14924 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14925 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14926 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14927 commented-out long double override.
14928 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14929 * config/rs6000/eabispe.h: Likewise.
14930 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14931 long double for non-SPE.
14932 (rs6000_handle_option): Likewise.
14933 (invalid_e500_subreg): Disallow more subregs involding DImode,
14934 DFmode, TImode or TFmode.
14935 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14937 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14939 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14940 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14942 (rs6000_legitimate_address): Also check for TFmode for E500
14944 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14945 (spe_build_register_parallel): Handle TFmode and TCmode.
14946 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14948 (function_arg): Handle TFmode and TCmode for E500 double.
14949 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14951 (print_operand): Handle TFmode and TImode for %y.
14952 (rs6000_generate_compare): Handle TFmode comparisons for E500
14954 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
14955 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
14956 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
14957 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
14958 TFmode for E500 double.
14959 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
14960 (floatsidf2): Enable for E500 double.
14961 (movtf_softfloat): Use rs6000_nonimmediate_operand.
14962 (extenddftf2): Change to extenddftf2_fprs.
14963 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
14964 depending on TARGET_E500_DOUBLE.
14965 (extendsftf2): Enable for E500 double.
14966 (trunctfdf2): Enable for E500 double.
14967 (trunctfsf2): Change to trunctfsf2_fprs.
14968 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
14969 depending on TARGET_E500_DOUBLE.
14970 (floatsitf2): Enable for E500 double.
14971 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
14972 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
14973 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
14974 (negtf2): Change to negtf2_internal.
14975 (negtf2): New expander.
14976 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
14977 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
14978 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
14979 (movdi_internal32): Use rs6000_nonimmediate_operand.
14980 (unnamed splitter): Likewise.
14981 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
14982 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
14983 (SPE64TF, DITI): New mode macros.
14984 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
14987 (frob_<mode>_di_2): New.
14988 (frob_tf_di_8_2): New.
14989 (frob_di_df): Change to frob_di_<mode>; allow more modes.
14991 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
14993 (frob_ti_<mode>_8_2): New.
14994 (frob_ti_tf_2): New.
14995 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
14996 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
14998 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
14999 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15000 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15001 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15002 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15003 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15006 2007-01-23 Ian Lance Taylor <iant@google.com>
15008 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15010 (OBJS-archive): Reformat, alphabetize.
15011 (OBJS): Change out_object_file to OBJS-md.
15013 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15015 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15016 JUMP_P and CALL_P predicates where applicable.
15017 * config/i386/i386.c: Ditto.
15018 * config/i386/i386.md: Ditto.
15019 * config/i386/mmx.md: Ditto.
15020 * config/i386/predicates.md: Ditto.
15022 2007-01-22 Andreas Schwab <schwab@suse.de>
15024 * config/m68k/m68k.h: Fix comment.
15026 2007-01-22 Jan Hubicka <jh@suse.cz>
15028 * passes.c (init_optimization_passes): Do not rerun
15029 pass_early_warn_uninitialized.
15031 2007-01-22 Richard Guenther <rguenther@suse.de>
15033 PR tree-optimization/30038
15034 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15036 (execute_cse_sincos_1): Likewise.
15037 (execute_cse_sincos): Likewise.
15038 (gate_cse_sincos): Likewise.
15039 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15040 the cexpi() canonicalization of sincos().
15041 * tree-pass.h (pass_cse_sincos): Declare.
15042 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15044 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15046 PR rtl-optimization/29329
15047 * combine.c (replaced_rhs_insn): Rename to i2mod.
15048 (replaced_rhs_value): Rename to i2mod_new_rhs.
15049 (i2mod_old_rhs): New global variable.
15050 (combine_instructions): Adjust for above change. Save a copy of
15051 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15052 note are substituted in the second instruction.
15053 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15054 ditch the note if it pertains to the second eliminated register
15055 and this register is mentioned in i2mod_old_rhs.
15058 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15060 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15061 the insn to which the note was originally attached.
15063 2007-01-21 Jan Hubicka <jh@suse.cz>
15065 * ipa-inline.c (inlining_mode): Comment, move up.
15066 (cgraph_decide_inlining_incrementally): Do not perform inlining
15067 itself; fix handling of flattening of self recursive functions.
15068 (cgraph_find_cycles): Remove.
15069 (cgraph_flatten_node): Remove.
15070 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15071 (try_inline): New function.
15072 (cgraph_early_inlining): Update call of
15073 cgraph_decide_inlining_incrementally. Apply inlining here.
15074 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15076 2007-01-21 Dirk Mueller <dmueller@suse.de>
15079 * tree-vrp.c (check_array_bounds): do not warn
15080 about ADDR_EXPR's of ARRAY_REF's which are immediately
15081 used in binary expressions.
15083 2007-01-21 Ira Rosen <irar@il.ibm.com>
15085 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15086 read_write_dep and macros for its access.
15087 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15088 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15089 argument, call vect_check_interleaving for every independent pair of
15090 data-refs. Mark loads that access the same memory location as a store
15092 (vect_check_dependences): Remove.
15093 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15094 call, fix the call to vect_analyze_data_ref_dependence.
15095 (vect_analyze_data_ref_access): For statements that access the same
15096 data-ref, check that they are not stores; for loads, check that there
15097 is no store that access the same location.
15099 2007-01-20 Roger Sayle <roger@eyesopen.com>
15100 Joseph Myers <joseph@codesourcery.com>
15102 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15103 (-fdump-rtl-stack): Likewise.
15104 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15105 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15106 (-mpt-fixed): Use @minus{} for minus sign.
15107 (Using Precompiled Headers): Fix under/overfull hbox.
15109 2007-01-20 Jan Hubicka <jh@suse.cz>
15111 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15112 place within annotation.
15114 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15116 * pa.c (output_move_double): Change array size of xoperands to 4.
15118 2007-01-20 Jan Hubicka <jh@suse.cz>
15120 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15123 2007-01-19 Ian Lance Taylor <iant@google.com>
15125 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15126 constant to unsigned HOST_WIDE_INT before negating.
15128 2007-01-19 Ian Lance Taylor <iant@google.com>
15130 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15132 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15133 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15134 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15135 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15136 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15137 (realloc_vdef, realloc_vuse): Change second parameter to
15139 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15140 fields to unsigned.
15141 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15142 unsigned. Change x and lim locals to unsigned.
15143 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15145 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15146 (copy_virtual_operands): Change i and n locals to unsigned.
15148 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15150 PR middle-end/29335
15151 * builtins.c (fold_builtin_1): Handle builtin fdim.
15153 2007-01-20 Jan Hubicka <jh@suse.cz>
15155 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15156 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15157 init_alias_heapvars.
15158 (init_alias_heapvars): Initialize only when not already initialized.
15159 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15161 2007-01-19 Roger Sayle <roger@eyesopen.com>
15163 * common.opt (fsigned-zeros): New command line option.
15164 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15165 of flag_unsafe_math_optimizations.
15166 * opts.c (set_fast_math_flags): The -ffast-math command line option
15167 implies -fno-signed-zeros.
15168 (fast_math_flags_set_p): Likewise.
15170 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15171 the documentation of -ffast-math appropriately. Wrap long lines.
15173 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15175 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15176 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15178 2007-01-19 Tomas Bily <tbily@suse.cz>
15180 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15182 (tree_init_ic_make_global_vars): New function
15183 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15184 (tree_gen_ic_profiler): New function
15185 (tree_gen_ic_func_profiler): New function
15186 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15187 (tree_profile_hooks): Added hook for indirec/virtual calls
15188 * value-prof.c (tree_find_values_to_profile): New case for
15190 (tree_values_to_profile): Call for determining indirect/virtual
15192 (tree_indirect_call_to_profile): New function
15193 (tree_ic_transform): New function
15194 (tree_ic): New function
15195 (find_func_by_pid): New function
15196 (init_pid_map): New function
15197 (tree_value_profile_transformations): Added check for
15198 indirect/virtual call transformation
15199 * value-prof.h (enum hist_type): New counter type for
15200 indirect/virtual calls
15201 (profile_hooks): Added new hook for profiling indirect/virtual
15203 * profile.c (instrument_values): New case for indirect/virtual
15205 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15206 (GCOV_COUNTER_V_INDIR): New counter type
15207 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15208 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15210 * cgraph.c: Definition of cgraph_max_pid
15211 (cgraph_create_node): Default init of pid attribute
15212 * cgraph.h: Declaration of cgraph_max_pid
15213 (struct cgraph_node): Added pid attribute
15214 * libgcov.c (__gcov_indirect_call_profiler): New function
15215 (__gcov_one_value_profiler_body): New function
15216 (__gcov_one_value_profiler): Body was moved to
15217 __gcov_one_value_profiler_body and calls it
15219 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15221 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15222 * gengtype.c (write_types_data, write_func_for_structure,
15223 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15224 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15225 (walk_type, write_func_for_structure): Generate the mark_hook if
15228 2007-01-19 Jan Hubicka <jh@suse.cz>
15230 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15231 'early' argument take inlining mode argument specifying whether to
15232 inline for size/speeed or all functions; add support for flattening;
15234 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15236 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15239 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15240 the name of the declared identifier.
15242 2007-01-19 Dirk Mueller <dmueller@suse.de>
15244 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15245 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15246 duplicate evaluation.
15248 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15250 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15251 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15252 to XFMode, use acosxf2 and truncate result to requested mode.
15253 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15254 (asin<mode>2): Similarly, with asin expanders.
15255 (*fscalexf4_i387): Rename from *fscalexf4.
15256 (expNcorexf3): New expander.
15257 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15258 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15259 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15260 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15261 patterns for SSE math.
15262 (exp10<mode>2): Similarly, with exp10 expanders.
15263 (exp2<mode>2): Similarly, with exp2 expanders.
15264 (expm1<mode>2): Similarly, with expm1 expanders.
15265 (ldexp<mode>3): Similarly, with ldexp expanders.
15266 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15267 Use gen_truncxf<mode>2_i387_noop to truncate result.
15269 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15271 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15272 for ColdFire targets.
15274 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15275 Richard Sandiford <richard@codesourcery.com>
15277 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15278 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15279 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15280 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15281 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15282 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15284 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15286 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15287 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15288 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15289 (*adddi_dilshr32_cf): New pattern.
15290 (adddi3, subdi3): Remove first alternatives.
15292 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15294 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15295 implemented using move.l, do not use its cc result for floating-point
15298 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15300 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15301 from accepting 's' constraints if flag_pic.
15303 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15305 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15306 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15307 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15308 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15310 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15312 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15313 ColdFire alternatives.
15314 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15315 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15316 architectures that support ff1 instruction.
15318 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15319 Julian Brown <julian@codesourcery.com>
15321 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15322 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15323 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15326 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15328 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15330 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15331 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15332 HOST_WIDE_INT instead of an rtx.
15333 (m68k_rtx_costs): Update call accordingly.
15334 (output_move_const_into_data_reg): Likewise. Fix formatting.
15335 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15337 (output_move_simode_const): Update calls after above changes.
15338 Rework to use automatic variables and predicates like MEM_P.
15339 * config/m68k/m68k.md (pushexthisi_const): Update call to
15342 2007-01-19 Dirk Mueller <dmueller@suse.de>
15344 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15345 in dump_flags test.
15347 2007-01-19 Richard Guenther <rguenther@suse.de>
15349 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15350 via cexp in case sincos is not available.
15352 2007-01-19 Richard Guenther <rguenther@suse.de>
15354 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15355 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15356 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15357 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15358 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15359 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15360 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15361 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15363 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15365 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15367 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15368 (atan2xf3): Directly generate RTL pattern.
15369 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15370 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15371 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15372 disable patterns for SSE math.
15373 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15374 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15375 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15376 disable patterns for SSE math.
15378 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15380 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15382 2007-01-18 Roger Sayle <roger@eyesopen.com>
15384 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15385 VIEW_CONVERT_EXPR to the same type as it's operand.
15387 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15389 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15390 configured for long double 128.
15392 2007-01-18 Mike Stump <mrs@apple.com>
15394 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15397 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15399 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15402 2007-01-18 Jan Hubicka <jh@suse.cz>
15404 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15405 greater than NUM_VOP_FREE_BUCKETS.
15407 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15409 * tree-ssa-structalias.c: Update comments.
15410 (ptabitmap_obstack): Removed.
15411 (pta_obstack): New.
15412 (oldpta_obstack): Ditto.
15413 (stats): Add a few members.
15414 (struct variable_info): Remove node, complex, address_taken, and
15415 indirect_target members. Add oldsolution member.
15416 (new_var_info): Do not initialize removed members.
15417 (constraint_expr_type): Remove INCLUDES.
15418 (constraint_graph): Add size, implicit_preds, rep,
15419 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15420 (FIRST_REF_NODE): New macro.
15421 (LAST_REF_NODE): Ditto.
15422 (FIRST_ADDR_NODE): Ditto.
15423 (find): New function.
15425 (dump_constraint): Do not handle INCLUDES.
15426 (insert_into_complex): Do not insert duplicate constraints.
15427 (condense_varmap_nodes): Renamed and rewritten into ...
15428 (merge_node_constraints): This. Also fix bug in handling of
15429 offseted copy constraints.
15430 (clear_edges_for_node): No longer need to deal with preds at all,
15431 or removing associated preds/succs.
15432 (merge_graph_nodes): Deal with indirect_cycles.
15433 Don't deal with predecessors.
15434 (add_implicit_graph_edge): New function.
15435 (add_pred_graph_edge): Ditto.
15436 (add_graph_edge): Don't deal with predecessors.
15437 (build_constraint_graph): Removed.
15438 (build_pred_graph): New function.
15439 (build_succ_graph): Ditto.
15440 (struct scc_info): Removed in_component. Added roots, dfs, and
15441 node_mapping. Remove visited_index, unification_queue.
15442 (scc_visit): Deal with union-find we do now.
15443 Deal with cycles with REF nodes.
15444 (collapse_nodes): Renamed and rewritten to ...
15445 (unify_nodes): This.
15446 (process_unification_queue): Removed.
15447 (topo_visit): Cleanup
15448 (do_da_constraint): Use find.
15449 (do_sd_constraint): Ditto.
15450 (do_ds_constraint): Ditto.
15451 (do_complex_constraint): Ditto.
15452 (init_scc_info): Update for removed and added members.
15453 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15454 (find_indirect_cycles): This.
15455 (equivalence_class): New variable.
15456 (label_visit): New function.
15457 (perform_variable_substitution): Rewritten.
15458 (free_var_substitution_info): New function.
15459 (find_equivalent_node): Ditto.
15460 (move_complex_constraints): Ditto.
15461 (eliminate_indirect_cycles): Ditto.
15462 (solve_graph): Only propagate changed bits.
15463 Use indirect cycle elimination.
15465 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15466 (tree_id_eq): Renamed to ...
15467 (tree_vi_eq): This. Update for member change
15468 (insert_id_for_tree): Renamed and rewritten to ...
15469 (insert_vi_for_tree): This.
15470 (lookup_id_for_tree): Renamed and rewritten to ...
15471 (lookup_vi_for_tree): This.
15472 (get_id_for_tree): Renamed and rewritten to ...
15473 (get_vi_for_tree): Ditto.
15474 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15475 (process_constraint): Don't handle INCLUDES.
15476 Remove special ADDRESSOF case.
15477 (find_func_aliases): Rewrite to use vi functions instead of id
15479 (create_function_info_for): Ditto.
15480 (create_variable_info_for): Ditto.
15481 (intra_create_variable_infos): Ditto.
15482 (merge_smts_into): Ditto.
15483 (find_what_p_points_to): Ditto.
15484 (init_base_vars): Ditto.
15485 (init_alias_vars): Ditto.
15486 (remove_preds_and_fake_succs): New function.
15487 (dump_sa_points_to_info): Dump new stats.
15488 (dump_solution_for_var): Use find.
15489 (set_used_smts): Fix formatting.
15490 (compute_points_to_sets): Updated for new functions.
15491 (ipa_pta_execute): Ditto.
15493 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15494 Richard Sandiford <richard@codesourcery.com>
15496 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15498 * calls.c (expand_call): If the return value is a PARALLEL,
15499 extract its first member.
15500 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15501 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15502 use FUNCTION_EXTRA_EPILOGUE.
15503 (m68k_function_value): Return a PARALLEL if the return value
15504 is of a pointer type.
15505 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15506 (FUNCTION_EXTRA_EPILOGUE): Remove.
15507 * config/m68k/m68k.md (D0_REG): New constant.
15509 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15511 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15512 output a NOP for empty epilogues.
15514 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15516 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15517 before function. Extend register save check to include all
15518 registers, not just integer ones.
15520 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15522 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15523 (m68k_use_return_insn): ...this.
15524 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15525 * config/m68k/m68k.c (use_return_insn): Rename to...
15526 (m68k_use_return_insn): ...this.
15527 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15528 of USE_RETURN_INSN.
15530 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15532 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15533 nearest even, fix denormal rounding overflow.
15535 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15537 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15538 f%$smove and f%$move.
15539 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15540 (extendsfdf2_cf): Use fdmove instead of f%&move.
15541 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15542 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15544 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15546 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15551 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15552 (coldfire_single_format): Declare.
15553 (coldfire_double_format): Likewise.
15554 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15555 of qnan_msb_set to determine the lower bits of a canonical
15557 (encode_ieee_double): Likewise.
15558 (encode_ieee_quad): Likewise.
15559 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15560 (mips_single_format): Likewise.
15561 (ieee_double_format): Likewise.
15562 (mips_double_format): Likewise.
15563 (ieee_extended_motorola_format): Likewise.
15564 (ieee_extended_intel_96_format): Likewise.
15565 (ieee_extended_intel_128_format): Likewise.
15566 (ieee_extended_intel_96_round_53_format): Likewise.
15567 (ibm_extended_format): Likewise.
15568 (mips_extended_format): Likewise.
15569 (ieee_quad_format): Likewise.
15570 (mips_quad_format): Likewise.
15571 (vax_f_format): Likewise.
15572 (vax_d_format): Likewise.
15573 (vax_g_format): Likewise.
15574 (i370_single_format): Likewise.
15575 (i370_double_format): Likewise.
15576 (decimal_single_format): Likewise.
15577 (decimal_double_format): Likewise.
15578 (decimal_quad_format): Likewise.
15579 (c4x_single_format): Likewise.
15580 (c4x_extended_format): Likewise.
15581 (real_internal_format): Likewise.
15582 (coldfire_single_format): New real_format.
15583 (coldfire_double_format): Likewise.
15584 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15585 canonical_nan_lsbs_set.
15586 (pdp11_d_format): Likewise.
15587 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15588 if TARGET_COLDFIRE_CPU.
15590 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15592 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15593 (output_call, m68k_legitimize_call_address): Declare.
15594 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15595 parenthesees. Add support for a 'W' constraint.
15596 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15597 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15598 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15599 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15601 (override_options): Initialize them. Do not set flag_no_function_cse
15602 for TARGET_ID_SHARED_LIBRARY.
15603 (m68k_output_pic_call): Delete.
15604 (m68k_legitimize_call_address): New function.
15605 (print_operand): Remove the %o prefix. Handle the %p prefix.
15606 (output_call): New function.
15607 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15608 target address from the GOT if symbolic jumps are not allowed.
15609 * config/m68k/m68k.md (call, general_operand): Do not set
15610 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15611 Merge separate flag_pic and !flag_pic define_insns into...
15612 (*call, *call_value): ...these new patterns. Match the address
15613 rather than the containing MEM and require it to be a call_operand.
15614 Use output_call to generate the asm template.
15615 * config/m68k/predicates.md (const_call_operand): New predicate.
15616 (call_operand): Likewise.
15618 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15620 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15621 (STACK_GROWS_DOWNWARD): Define to 1.
15622 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15623 comments, emphasizing that these values are only defaults.
15624 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15625 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15627 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15629 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15631 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15632 Richard Sandiford <richard@codesourcery.com>
15634 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15635 (FP_REGNO_P): New macros.
15636 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15637 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15638 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15639 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15641 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15643 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15644 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15646 * config/m68k/t-floatlib: New file, extracting common code from...
15647 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15648 * config/m68k/t-uclinux: Here.
15649 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15650 routines on ColdFire targets.
15652 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15654 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15655 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15656 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15657 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15658 explicitly set MOTOROLA to 1.
15659 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15661 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15662 Nathan Sidwell <nathan@codesourcery.com>
15664 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15665 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15666 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15667 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15668 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15669 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15670 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15671 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15672 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15673 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15674 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15675 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15676 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15677 (DBX_REGISTER_NUMBER): Delete.
15678 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15679 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15680 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15682 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15684 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15685 * config/flat.h: New file.
15686 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15687 OBJECT_FORMAT_FLAT.
15688 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15689 indirect references for -msep-data or -mid-shared-library.
15690 Do not use PC-relative code addresses either.
15691 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15693 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15694 for shared libraries and crt1.o for executables. Use crti.o and
15696 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15697 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15698 Do not add -elf2flt or -shared-lib-id options here.
15699 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15700 Pass -shared-lib-id if -mid-shared-library, taking the library
15701 identifier from -mshared-library-id if given, otherwise
15703 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15704 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15705 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15706 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15707 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15708 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15710 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15711 jump sequence for ISA A and ISA A+.
15712 (PICJUMP): Likewise.
15714 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15716 * config.gcc (m68k-*-uclinux*): Base the port on the common
15717 and m68k GNU/Linux files rather than on the generic ELF ones.
15718 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15719 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15721 2007-01-18 Julian Brown <julian@codesourcery.com>
15722 Richard Sandiford <richard@codesourcery.com>
15724 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15725 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15726 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15728 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15729 80 unconditionally.
15730 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15732 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15734 * doc/install.texi: Document m68k-uclinuxoldabi.
15735 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15736 * config/m68k/uclinux-oldabi.h: New file, copied from
15737 config/m68k/uclinux.h.
15739 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15741 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15742 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15743 (m32r_compute_frame_size): Use unsigned for regno.
15744 (m32r_reload_lr): Use gen_frame_mem.
15746 (m32r_output_function_epilogue): Don't output the function epilogue
15748 (m32r_expand_epilogue): New.
15749 (direct_return): Return false if the function has the interrupt
15751 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15752 * config/m32r/m32r.md (epilogue): New expander.
15753 (return_lr, return_rte): New insns.
15754 (return): Make it expander.
15755 (return_normal): New expander.
15757 2007-01-18 Josh Conner <jconner@apple.com>
15760 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15761 support for UNLE, UNLT, UNGE, and UNGT.
15763 2007-01-18 Jan Hubicka <jh@suse.cz>
15765 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15766 * tree-tailcall (add_virtual_phis): Likewise.
15767 (optimize_tail_call): Return TODOs.
15768 (execute_tail_calls): Return TODOs.
15769 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15770 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15772 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15773 Cleanup cfg using TODO.
15774 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15775 * passes.c (execute_function_todo): When cleanup did something, remove
15777 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15778 (make_edges): Don't cleanup_cfg.
15780 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15782 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15783 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15784 operate on the top of stack.
15785 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15786 register handling of instructions that output to the second
15788 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15789 (move_for_stack_reg): Special-case check for dead destination
15790 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15792 * config/i386/i386.md (UNSPEC_TAN): New constant.
15793 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15794 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15795 to correctly model move of constant 1.0 to top stack slot.
15796 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15797 (unnamed peephole2 pattern): Remove corresponding peephole2
15798 pattern that optimizes tan insn and loading of constant 1.0.
15799 (tanxf2): Use fptanxf4_i387.
15800 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15801 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15802 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15803 disable patterns for SSE math.
15804 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15805 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15807 2007-01-18 Dirk Mueller <dmueller@suse.de>
15808 Richard Guenther <rguenther@suse.de>
15811 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15812 * common.opt (Warray-bounds): Add new warning option.
15813 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15815 * Makefile.in: make tree-vrp.o depend on toplev.h
15816 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15818 (check_array_refs, check_array_bounds, check_array_ref): New.
15820 2007-01-18 Jan Hubicka <jh@suse.cz>
15822 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15823 (execute_ssa_ccp): Return flags conditionally.
15824 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15826 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15828 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15830 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15831 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15833 * Makefile.c (GTFILES): Add cfglayout.h.
15834 * gengtype.c (open_base_files): Likewise.
15835 * cfglayout.c (cfg_layout_function_footer,
15836 cfg_layout_function_header) Reindent to make gengtype happy.
15837 * cfglayout.h (cfg_layout_function_footer,
15838 cfg_layout_function_header): Add GTY(()) marker.
15840 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15842 2007-01-18 Ben Elliston <bje@au.ibm.com>
15844 * genautomata.c (write_automata): Include xstrerror output in the
15845 error message if writing the DFA description file fails.
15847 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15849 * config/mips/mips-protos.h (mips_output_external): Make it
15851 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15852 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15853 (extern_list): Likewise.
15854 (extern_head): Likewise.
15855 (TARGET_ASM_FILE_END): Likewise.
15856 (mips_file_end): Likewise.
15857 (mips_output_external): Rewritten.
15859 2007-01-18 Ben Elliston <bje@au.ibm.com>
15861 * genpreds.c (write_insn_preds_c): Only write out the function
15862 body for regclass_for_constraint if we have register constraints.
15864 2007-01-17 Tom Tromey <tromey@redhat.com>
15866 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15867 * doc/install.texi (Testing): Use sourceware.org.
15868 (Binaries): Likewise.
15869 (Specific): Likewise.
15870 * doc/contrib.texi (Contributors): Use sourceware.org.
15872 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15874 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15875 (AVR_ENHANCED): Rename to ...
15876 (AVR_HAVE_MUL): ... new.
15877 (avr_enhanced_p): Rename to ...
15878 (avr_have_mul_p): ... new.
15879 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15880 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15881 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15882 (avr_have_mul_p): ... new.
15883 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15884 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15885 'avr_enhanced_p' and 'enhanced'.
15886 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15887 AVR_HAVE_MUL instead of AVR_ENHANCED.
15888 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15889 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15890 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15891 instead of AVR_ENHANCED.
15892 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15893 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15894 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15896 2007-01-17 Ian Lance Taylor <iant@google.com>
15898 * vec.h (VEC_reserve_exact): Define.
15899 (vec_gc_p_reserve_exact): Declare.
15900 (vec_gc_o_reserve_exact): Declare.
15901 (vec_heap_p_reserve_exact): Declare.
15902 (vec_heap_o_reserve_exact): Declare.
15903 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15905 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15906 negative parameter.
15907 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15908 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15909 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15910 * vec.c (calculate_allocation): Add exact parameter. Change all
15912 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15913 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15914 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15915 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15916 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15917 (vec_heap_p_reserve_exact): New function.
15918 (vec_heap_o_reserve_exact): New function.
15920 2007-01-17 Jan Hubicka <jh@suse.cz>
15922 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15924 2007-01-17 Eric Christopher <echristo@apple.com>
15926 * config.gcc: Support core2 processor.
15928 2007-01-16 Jan Hubicka <jh@suse.cz>
15930 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15931 the names, just unlink the chain so we don't crash on dangling pointers
15934 2007-01-16 Jan Hubicka <jh@suse.cz>
15936 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15937 * tree-pass.h: Reorder to make IPA passes appear toegher.
15938 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15939 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15940 parameters, do not call early inliner.
15941 * ipa-inline.c: Update comments. Include tree-flow.h
15942 (cgraph_decide_inlining): Do not compute inlining parameters.
15943 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15944 be called with function context set up.
15945 (pass_ipa_inline): Remove unreachable functions before pass.
15946 (cgraph_early_inlining): Simplify assuming to be called from the
15948 (pass_early_inline): New pass.
15949 (cgraph_gate_ipa_early_inlining): New gate.
15950 (pass_ipa_early_inline): Turn into simple wrapper.
15951 (compute_inline_parameters): New function.
15952 (gate_inline_passes): New gate.
15953 (pass_inline_parameters): New pass.
15954 (apply_inline): Move here from tree-optimize.c
15955 (pass_apply_inline): New pass.
15956 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
15958 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
15959 doing them by hand.
15960 (tree_function_versioning): Do not allocate dummy struct function.
15961 * tree-inline.h (optimize_inline_calls): Update prototype.
15962 * tree-optimize.c (execute_fixup_cfg): Export.
15963 (pass_fixup_cfg): Remove
15964 (tree_rest_of_compilation): Do not apply inlines.
15965 * tree-flow.h (execute_fixup_cfg): Declare.
15966 * Makefile.in (gt-passes.c): New.
15967 * passes.c: Include gt-passes.h
15968 (init_optimization_passes): New passes.
15969 (nnodes, order): New static vars.
15970 (do_per_function_toporder): New function.
15971 (execute_one_pass): Dump current pass here.
15972 (execute_ipa_pass_list): Don't dump current pass here.
15974 2007-01-16 Janis Johnson <janis187@us.ibm.com>
15976 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
15977 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
15979 2007-01-16 David Edelsohn <edelsohn@gnu.org>
15981 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
15982 (strong_alias): Define.
15983 (__gcc_qmul): Provide non-FMA for soft-float.
15984 (__gcc_qdiv): Same.
15989 (__gcc_qunord): New.
15999 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16000 soft-float functions.
16001 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16002 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16003 about long double soft float.
16005 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16006 Tehila Meyzels <tehila@il.ibm.com>
16008 * tree-vectorizer.h (is_pattern_stmt_p): New.
16009 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16010 formatting (tabs instead of spaces). Cleanup and clarify setting
16011 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16012 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16013 (vectorizable_type_demotion): Check that types are integral.
16014 (vectorizable_type_promotion): Likewise.
16015 (vectorizable_store): Fix typo. Eliminate new-line at end of
16018 2007-01-16 Jan Hubicka <jh@suse.cz>
16020 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16023 2007-01-15 Eric Christopher <echristo@apple.com>
16025 * ifcvt.c: Include vec.h, vecprim.h.
16026 (check_cond_move_block): New argument regs.
16027 Reorganize. Add registers used to regs.
16028 (cond_move_process_if_block): Use regs set above as
16031 2007-01-15 Eric Christopher <echristo@apple.com>
16033 * config/darwin.h: Update copyright.
16034 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16035 (LINK_COMMAND_SPEC): Add -u.
16036 (LINK_SPEC): Fix umbrella for above.
16038 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16040 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16043 2007-01-15 Tom Tromey <tromey@redhat.com>
16045 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16046 * doc/install.texi (Testing): Don't mention jacks.
16047 (Configuration): Document --enable-java-maintainer-mode. Move
16048 --with-java-home to libgcj-specific section. Document
16050 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16052 2007-01-15 Jan Hubicka <jh@suse.cz>
16054 * tree-ssa-dce.c (DCE_TODOs): New.
16055 (propagate_necessity): Return if something changed.
16056 (eliminate_unnecessary_stmts): Likewise.
16057 (perform_tree_ssa_dce): Return TODO flags when needed.
16058 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16060 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16063 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16064 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16065 patterns using X87MODEF12 mode macro. Extend operand 1
16066 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16067 (log10<mode>2): Ditto.
16068 (log2<mode>2): Ditto.
16069 (log1p<mode>2): Ditto.
16070 (logb<mode>2): Ditto.
16071 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16072 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16073 (*fxtractxf3_i387): Rename from *fxtractxf3.
16074 (fxtract_extend<mode>xf3_i387): New insn pattern.
16075 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16076 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16077 and gen_fyl2xxf3_i387().
16079 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16081 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16082 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16083 get_loop_exit_edges. Changed return type to bool.
16084 * cfgloop.h (fix_loop_placement): Declaration removed.
16086 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16088 * param.h (MIN_VECT_LOOP_BOUND): New.
16089 * params.def (MIN_VECT_LOOP_BOUND): New.
16090 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16091 argument - minimum threshold for number of iterations.
16092 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16093 argument to declaration.
16094 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16095 MIN_VECT_LOOP_BOUND.
16096 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16097 slpeel_tree_peel_loop_to_edge with additional argument.
16098 (vect_do_peeling_for_alignment): Likewise.
16099 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16101 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16104 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16105 operands of size 1.
16107 2007-01-14 Jan Hubicka <jh@suse.cz>
16109 * tree-dfa.c (remove_referenced_var): New function.
16110 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16111 prune referenced vars list too.
16112 * tree-flow.h (remove_referenced_var): Declare.
16114 2007-01-14 Jan Hubicka <jh@suse.cz>
16116 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16118 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16119 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16120 * except.h (verify_eh_throw_table_statements): Kill prototype.
16121 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16122 into call exrepssions.
16123 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16125 * tree-cfg.c: Include pointer-set.h.
16126 (verify_node_sharing): Work on pointer set.
16127 (verify_eh_throw_stmt_node): New.
16128 (verify_stmts): Use pointers sets, verify throw_stmt.
16130 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16132 * ipa-reference.c (analyze_function): Consider also addresses taken
16135 2007-01-12 Roger Sayle <roger@eyesopen.com>
16137 * c-typeck.c (null_pointer_constant_p): Replace use of
16138 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16139 (build_c_cast): Likewise.
16141 2007-01-12 Roger Sayle <roger@eyesopen.com>
16143 * tree.h (force_fit_type_double): Remove unused final argument.
16144 * c-common.c (constant_expression_warning): Replace use of
16145 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16146 (convert_and_check): Likewise.
16147 (shorten_compare): Update call to force_fit_type_double.
16148 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16149 * convert.c (convert_to_pointer): Update call to
16150 force_fit_type_double.
16151 * fold-const.c (force_fit_type_double): Remove overflowed_const
16153 (int_const_binop, fold_convert_const_int_from_int,
16154 fold_convert_const_int_from_real, fold_div_compare,
16155 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16156 fold_abs_const, fold_not_const): Remove the final argument from
16157 calls to force_fit_type_double.
16159 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16161 * configure.ac: Set insn to "nop" for spu-*-* also.
16162 * configure: Regenerate.
16164 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16166 * builtins.def : Add BUILT_IN_FREE.
16168 2007-01-12 Jan Hubicka <jh@suse.cz>
16170 PR tree-optimization/30443
16171 * tree-inline.c (tree_function_versioning): Do not optimize when
16172 cloning for inlining.
16174 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16176 * doc/loop.texi: Document recording of loop exits.
16177 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16178 (update_single_exits_after_duplication,
16179 update_single_exit_for_duplicated_loop,
16180 update_single_exit_for_duplicated_loops): Removed.
16181 (duplicate_loop_to_header_edge): Do not call
16182 update_single_exits_after_duplication and
16183 update_single_exit_for_duplicated_loops.
16184 (loop_version): Do not update single_exit information.
16185 (fix_loop_structure): Use record_loop_exits instead of
16186 mark_single_exit_loops.
16187 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16188 the lists of loop exits.
16189 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16190 split_edge, merge_blocks): Update the lists of loop exits.
16191 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16192 loop_optimizer_init.
16193 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16194 of mark_single_exit_loops.
16195 (loop_optimizer_finalize): Call release_recorded_exits.
16196 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16197 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16198 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16199 update single exit information.
16200 * lambda-code.c (perfect_nestify): Ditto.
16201 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16202 (mark_single_exit_loops): Removed.
16203 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16204 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16205 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16207 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16208 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16209 (verify_loop_structure): Verify consistency of the exit lists.
16210 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16211 (set_single_exit): Removed.
16212 * cfgloop.h (struct loop_exit): New function.
16213 (struct loop): single_exit_ field replaced by exits field.
16214 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16215 (struct loops): Added exits hash.
16216 (mark_single_exit_loops, set_single_exit): Declaration removed.
16217 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16219 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16221 * doc/invoke.texi: Avoid use of @headitem.
16223 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16225 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16227 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16229 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16232 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16233 Richard Sandiford <richard@codesourcery.com>
16235 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16236 * config/m68k/m68k.opt: Resort options.
16237 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16239 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16240 Richard Sandiford <richard@codesourcery.com>
16242 * doc/invoke.texi: Document the macros that are defined by
16243 m68k's -mtune and -mhard-float options.
16244 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16245 (m68k_cpp_cpu_family): Likewise.
16246 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16247 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16248 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16249 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16250 (m68k_cpp_cpu_family): Likewise.
16252 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16254 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16255 macros besides mc68000 as tuning macros. Use a switch statement
16256 to set them and mcpu32.
16258 2007-01-12 Julian Brown <julian@codesourcery.com>
16260 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16261 (TARGET_68040_ONLY): Rename to...
16262 (TARGET_68040): ...this.
16263 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16264 * config/m68k/m68k.md: Likewise.
16266 2007-01-12 Julian Brown <julian@codesourcery.com>
16267 Nathan Sidwell <nathan@codesourcery.com>
16268 Richard Sandiford <richard@codesourcery.com>
16270 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16271 the -mcpu= argument associated with the --with-cpu setting.
16272 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16273 if different from the one implied by the -mcpu setting.
16274 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16275 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16276 * doc/invoke.texi: Mention ColdFire in the introduction to the
16277 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16278 -mno-div and -mhard-float options. Make -m68881 a synonym for
16279 -mhard-float. Document the previously-undocumented -m5206e,
16280 -m528x, -m5307 and -m5407 options. Tweak the existing option
16281 documentation for consistency.
16282 * doc/install.texi: Mention new --with-cpu arguments.
16283 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16284 default CPU if neither -mcpu nor -march are specified.
16285 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16286 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16287 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16288 using m68k_tune to decide between families that implement the
16289 same ISA. Use m68k_tune to set __mcfv4e__.
16290 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16291 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16292 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16293 (FL_ISA_C, FL_ISA_MMU): New macros.
16294 (MASK_COLDFIRE): Delete.
16295 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16296 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16297 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16298 (TARGET_HARD_FLOAT): Do not define here.
16299 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16300 (TUNE_68000): New macro.
16301 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16302 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16303 (TUNE_CFV2): Redefine in terms of m68k_tune.
16304 (uarch_type, target_device, fpu_type): New enums.
16305 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16306 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16307 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16308 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16309 (FL_FOR_isa_c): New macros.
16310 (m68k_isa): New enum.
16311 (m68k_target_selection): New structure.
16312 (all_devices, all_isas, all_microarchs): New tables.
16313 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16314 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16315 (MASK_ALL_CPU_BITS): Delete.
16316 (m68k_find_selection): New function.
16317 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16318 Map the legacy target options to a combination of the new ones.
16319 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16320 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16321 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16323 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16324 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16326 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16327 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16328 * config/m68k/m68k-devices.def: New file.
16330 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16331 Nathan Sidwell <nathan@codesourcery.com>
16333 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16334 (SUBTARGET_EXTRA_SPECS): New macros.
16335 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16336 use %(asm_cpu_spec) instead.
16337 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16338 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16339 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16340 (EXTRA_SPECS): Rename to...
16341 (SUBTARGET_EXTRA_SPECS): ...this.
16343 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16344 Richard Sandiford <richard@codesourcery.com>
16345 Julian Brown <julian@codesourcery.com>
16347 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16348 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16349 to the configuration's default CPU.
16350 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16351 Remove default masks.
16352 (m680[012]0-*-*): Set the default with_cpu to the first part of
16354 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16355 (m68k*-*-linux): Extend the --with-cpu handling to...
16356 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16357 and m68010. Don't set target_cpu_default2.
16358 * doc/install.texi: Document --with-cpu for m68k.
16359 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16360 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16361 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16362 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16363 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16364 (ASM_SPEC): Remove use of %(asm_cpu_default).
16365 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16366 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16367 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16368 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16369 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16370 (TARGET_DEFAULT): Delete.
16371 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16372 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16373 (CPP_CPU_SPEC): Delete.
16374 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16375 the appropriate string.
16376 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16377 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16378 (ASM_SPEC): Don't use %(asm_default_spec).
16379 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16380 TARGET_DEFAULT and add MASK_68881.
16381 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16383 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16385 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16386 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16387 MASK_68010 alongside MASK_68020.
16388 * doc/invoke.texi: Document -m68010.
16389 * config/m68k/m68k.opt (m68010): New.
16390 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16392 (TUNE_68010): New macro.
16393 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16394 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16395 (M68K_CPU_m68332): Add MASK_68010.
16396 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16397 fallback definition.
16398 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16400 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16401 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16402 to all entries that use MASK_68020.
16403 (output_move_simode_const, output_move_himode, output_move_qimode)
16404 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16405 instead of TARGET_68020 to select clr behavior. Remove comment
16406 about there being no TARGET_68010.
16407 * config/m68k/m68k.md: Likewise throughout.
16409 2007-01-12 Julian Brown <julian@codesourcery.com>
16411 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16412 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16413 * config/m68k/m68k.md: Likewise.
16415 2007-01-12 Julian Brown <julian@codesourcery.com>
16417 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16418 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16420 2007-01-12 Julian Brown <julian@codesourcery.com>
16422 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16423 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16424 * config/m68k/m68k.md: Likewise.
16426 2007-01-12 Julian Brown <julian@codesourcery.com>
16427 Richard Sandiford <richard@codesourcery.com>
16429 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16430 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16431 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16433 (TARGET_CPU32): Rename to...
16434 (TUNE_CPU32): ...this.
16435 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16436 (TUNE_CFV2): New macros.
16437 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16438 remove conditions that are implied by TARGET_68020.
16439 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16440 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16441 (m68k_output_function_epilogue): Likewise.
16442 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16443 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16444 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16445 non-68000 timings. Refactor multiplication and division costs.
16446 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16447 TUNE_CPU32 instead of TARGET_CPU32.
16448 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16449 and TUNE_68060 instead of TARGET_68060.
16450 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16451 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16453 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16454 && !TARGET_COLDFIRE" to choose between moveq and clr.
16455 Likewise in the unnamed movsf pattern.
16456 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16457 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16460 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16462 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16463 of tabbing before backslashes.
16465 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16467 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16468 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16469 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16471 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16473 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16474 find_interesting_uses_cond.
16475 (find_interesting_uses_cond): Use extract_cond_operands.
16476 (rewrite_use_compare): Use extract_cond_operands and
16477 force_gimple_operand_bsi. Do not call update_stmt.
16478 (determine_use_iv_cost_condition): Use extract_cond_operands.
16479 Return cheaper of using original bound and changing the exit bound.
16481 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16483 PR tree-optimization/29516
16484 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16485 most_expensive_mult_to_index, addr_to_parts,
16486 create_mem_ref, maybe_fold_tmr): Make the type of
16487 fields of TARGET_MEM_REF sizetype.
16488 (move_fixed_address_to_symbol, move_pointer_to_base):
16490 * tree.def (TARGET_MEM_REF): Add comment on types of
16493 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16495 * c-common.c (vector_types_convertible_p): Treat opaque types as
16496 always convertible if they have the same size, but not otherwise.
16498 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16500 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16501 Remove the b_unconditional field.
16502 (noce_try_sign_mask): Do not look at b_unconditional.
16503 (noce_process_if_block): Do not use merge_if_blocks. Update
16504 the CFG here. Do not set b_unconditional.
16505 (cond_move_process_if_block): Likewise.
16506 (find_cond_trap): Likewise.
16507 (check_cond_move_block): Require simple jump insns at the end
16508 of the basic block.
16510 2007-01-11 Jan Hubicka <jh@suse.cz>
16512 PR tree-optimization/1046
16513 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16514 when alias info is not ready.
16515 (pass_tail_recursion): Do not require aliasing.
16516 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16517 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16518 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16519 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16520 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16521 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16522 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16524 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16525 When aliasing is not build, mark statement as volatile.
16527 2007-01-11 Tom Tromey <tromey@redhat.com>
16529 PR preprocessor/15185, PR preprocessor/20989:
16530 * doc/cppopts.texi <-MT>: Update description of algorithm for
16531 computing default target.
16532 <-M, -MD>: Reword "basename" text.
16534 2007-01-11 Roger Sayle <roger@eyesopen.com>
16536 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16537 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16538 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16539 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16540 fold_builtin_bswap, real_constp, fold_builtin_pow,
16541 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16542 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16543 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16544 * convert.c (convert_to_pointer): Likewise.
16545 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16546 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16547 const_binop, fold_convert_const_int_from_int,
16548 fold_convert_const_int_from_real,
16549 fold_convert_const_real_from_real, sign_bit_p,
16550 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16551 fold_sign_changed_comparison, fold_unary, fold_comparison,
16552 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16553 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16554 * print-tree.c (print_node_brief, print_node): Likewise.
16555 * stor-layout.c (place_field, layout_type): Likewise.
16556 * tree-chrec.c (keep_cast): Likewise.
16557 * tree.c (build_vector, build_real, build_real_from_int_cst,
16558 build_complex): Likewise.
16560 2007-01-11 Roger Sayle <roger@eyesopen.com>
16562 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16563 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16565 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16567 * configure.ac (strict1_warn): Rename to strict_warn.
16568 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16569 cc_set_by_configure, quoted_cc_set_by_configure,
16570 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16571 all_boot_languages, all_stagestuff): Remove.
16572 (target_list): Remove bootstrap targets.
16573 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16574 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16575 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16576 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16577 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16578 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16579 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16580 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16581 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16582 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16583 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16584 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16585 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16586 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16587 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16588 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16589 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16590 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16591 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16592 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16593 (mostlyclean): Adjust.
16594 (clean, distclean): Don't mention bootstrap stuff.
16595 * configure: Regenerate.
16596 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16597 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16598 treelang/config-lang.in (stagestuff): Remove.
16599 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16600 stageprofile, stagefeedback, stagestuff): Remove mention.
16602 2007-01-11 Nick Clifton <nickc@redhat.com>
16604 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16606 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16607 (mcore_arith_K_S_operand): Run the test for the S constraint not
16608 the test for the M constraint.
16609 (mcore_addsub_operand): Do not accept integer values that are
16610 larger than 32 bits.
16611 * config/mcore/mcore.md: Remove unused constraints from split.
16612 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16613 (addsi3): Likewise.
16614 (allocate_stack): Likewise.
16615 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16616 operands to 32 bits.
16617 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16619 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16620 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16621 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16622 mcore_output_bclri, mcore_output_andn, output_inline_const,
16623 mcore_output_move, mcore_output_movedouble): Likewise.
16624 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16625 (output_inline_const): Likewise.
16626 (output_inline_const): Fix format strings used in sprintf
16628 * config/mcore/mcore-protos.h: Update prototypes for changed
16629 functions in mcore.c.
16630 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16631 HOST_WIDE_INT and not int.
16632 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16633 CONST_OK_FOR_N): Likewise.
16634 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16635 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16638 2007-01-10 Jan Hubicka <jh@suse.cz>
16640 * tree-vrp.c (remove_range_assertions): Release defs.
16641 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16642 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16644 2007-01-10 Paul Brook <paul@codesourcery.com>
16646 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16647 * config/arm/arm.md (mulsi3subsi): New insn.
16649 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16651 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16652 (tree_transform_and_unroll_loop): New.
16653 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16656 2007-01-10 Robert Kennedy <jimbob@google.com>
16658 * fold-const.c (fold_comparison): Fold comparisons like (x *
16659 1000 < 0) to (x < 0).
16661 2007-01-10 Ian Lance Taylor <iant@google.com>
16663 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16664 operands have the same priority.
16666 2007-01-10 Tom Tromey <tromey@redhat.com>
16668 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16669 (fold_binary): Likewise.
16670 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16671 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16672 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16673 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16674 * langhooks.h (struct lang_hooks): Removed field
16675 'can_use_bit_fields_p'.
16677 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16679 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16681 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16683 * function.c (get_last_funcdef_no): New function.
16684 * function.h (get_last_funcdef_no): Declare.
16685 * tree-inline.c (initialize_cfun): Add initialization.
16686 (tree_function_versioning): Cleanup.
16688 2007-01-10 Jan Hubicka <jh@suse.cz>
16690 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16693 2007-01-10 Sa Liu <saliu@de.ibm.com>
16694 Ben Elliston <bje@au.ibm.com>
16696 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16697 for SAVE_NONLOCAL and Pmode for any other save level.
16698 * spu-protos.h (spu_restore_stack_block): Declare.
16699 * spu.md (save_stack_block): Remove.
16700 (restore_stack_block): Call spu_restore_stack_block.
16701 * spu.c (spu_restore_stack_block): New function.
16702 (spu_expand_epilogue): Remove old comment.
16704 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16706 PR tree-optimization/30322
16707 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16708 (cand_value_at): Return the value as aff_tree.
16709 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16710 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16711 aff_combination_mult): New functions.
16712 (aff_combination_add): Use aff_combination_add_cst.
16713 (aff_combination_convert): Allow conversions to a wider type.
16714 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16715 * tree-affine.h (aff_combination_mult): Declare.
16717 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16719 * doc/tm.texi: Update documentation to reflect reality of exec
16720 and start file search behaviours. Update copyright year.
16721 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16722 header file directories.
16724 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16726 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16727 (*cosxf2): Rename to cosxf2_i387.
16728 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16729 using X87MODEF12 mode macro. Rename patterns to
16730 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16732 (*cosdf2, *cossf2): Ditto.
16733 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16734 to match extended input operands.
16735 (sincos<mode>3): New expander.
16736 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16737 insn patterns and corresponding splitters.
16739 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16741 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16742 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16744 2007-01-09 Nicolas Pitre <nico@cam.org>
16747 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16749 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16751 * target.h (struct gcc_target): New field library_rtti_comdat.
16752 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16753 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16754 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16755 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16757 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16759 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16761 2007-01-08 Richard Guenther <rguenther@suse.de>
16763 * tree.h (force_fit_type_double): Export.
16764 (force_fit_type): Remove.
16765 * fold-const.c (force_fit_type_double): New function.
16766 (force_fit_type): Remove.
16767 (int_const_binop): Use it.
16768 (fold_convert_const_int_from_int): Likewise.
16769 (fold_convert_const_int_from_real): Likewise.
16770 (fold_div_compare): Likewise.
16771 (fold_sign_changed_comparison): Likewise.
16772 (fold_unary): Likewise.
16773 (fold_negate_const): Likewise.
16774 (fold_abs_const): Likewise.
16775 (fold_not_const): Likewise.
16776 * c-common.c (shorten_compare): Use force_fit_type_double.
16777 * convert.c (convert_to_pointer): Likewise.
16779 2007-01-08 Richard Guenther <rguenther@suse.de>
16781 * tree.h (build_int_cst_wide_type): Export.
16782 * tree.c (build_int_cst_wide_type): New function.
16783 (build_int_cst_wide): Fix comment.
16784 * builtins.c (fold_builtin_object_size): Use build_int_cst
16785 to build -1 or 0 of the correct type. Use fit_double_type
16786 to check for overflow.
16787 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16789 (decode_field_reference): Likewise.
16790 (all_ones_mask_p): Likewise.
16791 (native_interpret_int): Use build_int_cst_wide_type.
16792 (fold_binary): Use build_int_cst_type to build an all-ones
16794 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16796 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16798 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16800 2007-01-09 Ben Elliston <bje@au.ibm.com>
16802 * genautomata.c (STATS_OPTION): New option.
16803 (stats_flag): New flag.
16804 (gen_automata_option): Handle it.
16805 (initiate_automaton_gen): Ditto.
16806 (write_automata): Output statistics only if stats_flag is
16807 set. Likewise, output time statistics only if time_flag is set.
16808 * doc/md.texi (Processor pipeline description): Document new flag.
16810 2007-01-08 Richard Guenther <rguenther@suse.de>
16812 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16813 * tree.c (build_int_cst_type): Likewise.
16814 (size_in_bytes): Don't call force_fit_type on the result.
16815 (int_fits_type_p): Use fit_double_type.
16816 * fold-const.c (fit_double_type): New function.
16817 (force_fit_type): Use it.
16818 * tree.h (fit_double_type): Export.
16820 2007-01-08 Jan Hubicka <jh@suse.cz>
16822 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16823 * ipa.c (function_and_variable_visibility): Fix return type.
16825 2007-01-08 Richard Guenther <rguenther@suse.de>
16827 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16828 of offset to build the index.
16829 * tree-pretty-print.c (dump_generic_node): Don't build negated
16830 const just for printing.
16831 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16832 * builtins.c (fold_builtin_int_roundingfn): Check if result
16833 fits the type by using force_fit_type and comparing the result.
16834 * predict.c (predict_loops): Use compare_tree_int for comparison.
16835 * tree.c (build_int_cst): Fall back to integer_type_node for
16837 (build_int_cst_wide): Assert type is non-null.
16839 2007-01-08 Roberto Costa <roberto.costa@st.com>
16841 * tree-vrp.c (extract_range_from_cond_expr): New.
16842 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16843 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16845 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16846 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16847 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16848 used as expressions.
16849 * tree-object-size.c (cond_expr_object_size): New.
16850 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16852 2007-01-08 Jan Hubicka <jh@suse.cz>
16854 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16855 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16858 2007-01-08 Richard Guenther <rguenther@suse.de>
16860 PR tree-optimization/23603
16861 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16862 (extract_range_from_binary): Fall back to truthvalue instead of
16863 varying for TRUTH_*_EXPR.
16864 (extract_range_from_comparison): Fall back to truthvalue instead of
16866 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16867 if all visited PHI values were constant.
16869 2007-01-08 Jan Hubicka <jh@suse.cz>
16871 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16872 (cgraph_analyze_function): break out from ...
16873 (cgraph_finalize_compilation_unit): ... here.
16874 (cgraph_expand_function): Remove forgoten commented out line.
16875 (cgraph_optimize): Analyze functions.
16877 2007-01-08 Jan Hubicka <jh@suse.cz>
16879 * tree-pas.h (TODO_remove_function): New flag.
16880 (TODO_update*): Renumber.
16881 (pass_ipa_increase_alignment,
16882 pass_ipa_function_and_variable_visibility): New passes.
16883 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16884 (cgraph_function_and_variable_visibility): Move to ipa.c
16885 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16886 cgraph_increase_alignment.
16887 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16888 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16889 calling tree-inline.
16890 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16891 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16892 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16893 (gate_increase_alignment): New function.
16894 (pass_ipa_increase_alignment): New pass.
16895 * ipa.c: Inline tree-pass.h and timevar.h
16896 (function_and_variable_visibility): Move here from cgraphunit.c
16897 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16898 * passes.c (init_optimization_passes): Add the two new passes.
16899 (execute_todo): Handle cgraph_remove_functions.
16901 2007-01-08 Nick Clifton <nickc@redhat.com>
16903 * config/frv/predicates.md (reg_or_0_operand): Accept
16906 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16908 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16909 * config.gcc: Add bfin*-rtems*.
16911 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16913 * c.opt: Add -flax-vector-conversions.
16914 * c-typeck.c (convert_for_assignment): Pass flag to
16915 vector_types_convertible_p to allow emission of note.
16916 (digest_init): Likewise.
16917 * c-opts.c: Handle -flax-vector-conversions.
16918 * c-common.c (flag_lax_vector_conversions): New.
16919 (vector_types_convertible_p): Unless -flax-vector conversions
16920 has been passed, disallow conversions between vectors with
16921 differing numbers of subparts and/or element types. If such
16922 a conversion is disallowed, possibly emit a note on the first
16923 occasion only to inform the user of -flax-vector-conversions.
16924 The new last argument specifies this.
16925 * c-common.h (flag_lax_vector_conversions): New.
16926 (vector_types_convertible_p): Add extra argument.
16927 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16928 char_type_node for V*QI type vectors.
16929 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16930 Update to satisfy new typechecking rules.
16931 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16932 C and C++ variants.
16933 * doc/invoke.texi (C Dialect Options): Document
16934 -flax-vector-conversions.
16936 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16938 PR tree-optimization/29877
16939 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16940 a register variable on the RHS to not be replaceable.
16942 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16943 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16944 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16945 const_simm15, const_pow2, const_npow2): Added.
16946 * config/score/misc.md (insv, extv, extzv, movmemsi,
16947 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16948 * config/score/score.c (score_address_cost, score_select_cc_mode):
16950 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16951 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
16952 Update score_print_operand.
16953 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
16954 Adjust register allocate order and update some macro define.
16955 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
16956 mdx_block_move_straight, mdx_block_move_loop_head,
16957 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
16958 mdx_block_move): Added.
16959 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
16960 mdp_limm): Updated and fix some bug and typo.
16961 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
16962 (movsf, movdf, doloop_end): Added.
16964 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
16966 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
16967 config/arm/thumb2.md: Fix comment typos.
16968 * doc/extend.texi: Fix a typo.
16970 2007-01-07 Eric Christopher <echristo@apple.com>
16972 * configure.ac: Check for __stack_chk_fail for darwin.
16973 * configure: Regenerate.
16975 2007-01-07 Richard Guenther <rguenther@suse.de>
16977 * tree-vrp.c (extract_range_from_assert): CSE calls to
16978 compare_values where possible.
16979 (extract_range_from_unary_expr): Likewise.
16981 2007-01-07 Anatoly Sokolov <aesok@post.ru>
16983 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
16984 * config/avr/avr.c (call_insn_operand): Delete function.
16985 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
16986 instead of register number. Use predicates.
16987 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
16988 call_insn_operand): Add.
16990 2007-01-06 Jan Hubicka <jh@suse.cz>
16992 * tree-pass.h (pass_build_cgraph_edges): Declare.
16993 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
16994 (visited_nodes): Remove.
16995 (cgraph_create_edges): Move to cgraphbuild.c; rename to
16996 build_cgrpah_edges; make visited_nodes local.
16997 (cgraph_process_new_functions): DO not call initialize_inline_failed.
16998 (record_references_in_initializer): Move to cgraphbuild.c
16999 (initialize_inline_failed, rebuild_cgraph_edges,
17000 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17001 (verify_cgraph_node): Make visited_nodes local.
17002 (cgraph_analyze_function): Do not call cgraph_create_edges and
17003 initialize_inline_failed.
17004 (cgraph_expand_function): Do not call cgraph_lower_function;
17005 assert that function is already lowered.
17006 * Makefile.in (cgraphbuild.o): New.
17007 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17008 at the end of lowering passes.
17010 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17012 * ifcvt.c (cond_move_convert_if_block): New function, code
17013 factored out from...
17014 (cond_move_process_if_block): ...here. Call the new function
17015 on the THEN and ELSE blocks.
17016 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17017 already takes care of this.
17019 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17022 * tree.h (TREE_OVERFLOW_P): New.
17023 * c-typeck.c (parser_build_unary_op): Warn only if result
17024 overflowed and operands did not.
17025 (parser_build_binary_op): Likewise.
17026 (convert_for_assignment): Remove redundant overflow_warning.
17027 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17029 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17031 * c-typeck.c (store_init_value): Split over two lines to follow
17032 the GNU coding style.
17034 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17036 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17037 __GXX_EXPERIMENTAL_CXX0X__.
17038 * doc/cpp.texi: Same.
17040 2007-01-05 Richard Guenther <rguenther@suse.de>
17042 PR middle-end/27826
17043 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17044 with mismatched types. Instead explicitly build a
17045 conversion NOP_EXPR.
17047 2007-01-05 Ian Lance Taylor <iant@google.com>
17049 * c-common.c (decl_with_nonnull_addr_p): New function.
17050 (c_common_truthvalue_conversion): Call it.
17051 * c-typeck.c (build_binary_op): Likewise.
17052 * c-common.h (decl_with_nonnull_addr_p): Declare.
17054 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17057 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17060 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17062 * doc/install.texi (Final install): Document the fact that
17063 the GNAT runtime should not be stripped.
17065 2007-01-04 Jan Hubicka <jh@suse.cz>
17067 * tree-inline.c (fold_marked_statements): Update operand caches
17068 and EH after folding
17070 2007-01-04 Ian Lance Taylor <iant@google.com>
17072 * c-common.c (check_function_nonnull): Whitespace fix.
17074 2007-01-04 Jan Hubicka <jh@suse.cz>
17076 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17077 comitted older version of patch.
17078 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17079 function, celanup cfg and collect garbage.
17081 2007-01-04 Mike Stump <mrs@apple.com>
17083 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17086 2007-01-04 Eric Christopher <echristo@apple.com>
17088 * libgcc2.c (__bswapsi2): Use SItype.
17089 (__bswapdi2): Use DItype.
17090 * libgcc2.h: Update for above.
17092 2007-01-04 Paul Brook <paul@codesourcery.com>
17094 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17095 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17096 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17097 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17098 umulsi3_highpart): Make conditional on !arm_arch6.
17099 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17100 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17101 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17102 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17103 umulsi3_highpart_v6): New insns.
17105 2007-01-04 Roger Sayle <roger@eyesopen.com>
17107 * fold-const.c (fold_convert): When casting an expression to void,
17108 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17109 have a type. Instead of attempting to build a NOP_EXPR, return
17110 these "special" trees directly.
17112 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17114 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17115 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17116 rs6000_cost->fp not 0 as adjustment for outer NEG.
17118 2007-01-04 Jan Hubicka <jh@suse.cz>
17120 * cgraph.c (cgraph_release_function_body): New function.
17121 (cgraph_remove_node): Use it.
17122 * cgraph.h (cgraph_release_function_body): Declare.
17123 * cgraphunit.c (cgraph_expand_function): Use it.
17124 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17125 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17126 is initialized and while compilation of other function is running.
17127 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17128 statement CFG annotations from here to ...
17129 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17131 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17133 * cfgloop.h (enum li_flags): Make the constants powers of two.
17135 2007-01-04 Jan Hubicka <jh@suse.cz>
17137 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17139 (fold_marked_statements): New function.
17140 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17141 * tree-inline.h (copy_body_data): Add statements_to_fold.
17143 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17145 * config.gcc: Mention libgcc/config.host.
17146 * Makefile.in: Update comments mentioning libgcc.
17147 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17148 (all.cross, start.encap, rest.encap, rest.cross): Update
17149 dependencies for libgcc move.
17150 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17151 (clean-target, clean-target-libgcc): Delete.
17152 (srcdirify, GCC_EXTRA_PARTS): New macros.
17153 (libgcc-support, libgcc.mvars): New rules.
17154 (distclean): Remove mention of mklibgcc.
17155 (install): Don't reference INSTALL_LIBGCC.
17156 (install-common): Don't reference EXTRA_PARTS.
17157 (install-libgcc, install-multilib): Delete rules.
17158 * mklibgcc.in: Delete file.
17159 * doc/configfiles.texi: Don't mention mklibgcc.
17161 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17162 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17163 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17164 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17165 (mklibgcc, ldblspecs): Likewise.
17167 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17168 (posixpre.def): Use $(T).
17169 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17170 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17171 (SHLIB_LINK): Make dummy.
17172 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17174 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17176 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17177 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17178 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17179 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17181 * configure.ac (all_outputs): Remove mklibgcc.
17182 * configure: Regenerated.
17184 2007-01-03 Josh Conner <jconner@apple.com>
17186 PR middle-end/29683
17187 * calls.c (compute_argument_addresses): Set stack and stack_slot
17188 for partial args, too.
17189 (store_one_arg): Use locate.size.constant for the size when
17190 generating a save_area.
17192 2007-01-03 Robert Kennedy <jimbob@google.com>
17194 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17195 whose definitions are deleted due to basic block merging.
17197 2007-01-03 Paul Brook <paul@codesourcery.com>
17200 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17202 (use_return_insn): Return 0 for Thumb interrupt functions.
17203 (print_multi_reg): Add rfe argument for IRQ returns.
17204 (arm_output_epilogue): Pop interrupt return address directly into PC.
17205 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17207 2007-01-03 Paul Brook <paul@codesourcery.com>
17209 Merge from sourcerygxx-4_1.
17210 * config/arm/thumb2.md: New file.
17211 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17213 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17214 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17215 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17216 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17218 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17219 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17221 * config/arm/ieee754-sf.S: Ditto.
17222 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17223 (thumb1_base_register_rtx_p): ... to this.
17224 (thumb_index_register_rtx_p): Rename...
17225 (thumb1_index_register_rtx_p): ... to this.
17226 (thumb_output_function_prologue): Rename...
17227 (thumb1_output_function_prologue): ... to this.
17228 (thumb_legitimate_address_p): Rename...
17229 (thumb1_legitimate_address_p): ... to this.
17230 (thumb_rtx_costs): Rename...
17231 (thumb1_rtx_costs): ... to this.
17232 (thumb_compute_save_reg_mask): Rename...
17233 (thumb1_compute_save_reg_mask): ... to this.
17234 (thumb_final_prescan_insn): Rename...
17235 (thumb1_final_prescan_insn): ... to this.
17236 (thumb_expand_epilogue): Rename...
17237 (thumb1_expand_epilogue): ... to this.
17238 (arm_unwind_emit_stm): Rename...
17239 (arm_unwind_emit_sequence): ... to this.
17240 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17241 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17242 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17243 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17244 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17245 thumb2_output_casesi): New functions.
17246 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17247 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17248 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17249 THUMB2_WORK_REGS): Define.
17250 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17251 arm_condexec_mask, arm_condexec_masklen)): New variables.
17252 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17253 (arm_override_options): Check new CPU capabilities.
17254 Set new architecture flag variables.
17255 (arm_isr_value): Handle v7m interrupt functions.
17256 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17258 (const_ok_for_arm): Handle Thumb-2 constants.
17259 (arm_gen_constant): Ditto. Use movw when available.
17260 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17262 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17263 (thumb_find_work_register, arm_load_pic_register,
17264 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17265 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17266 print_multi_reg, output_mov_long_double_fpa_from_arm,
17267 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17268 output_mov_double_fpa_from_arm, output_move_double,
17269 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17270 output_return_instruction, arm_output_function_prologue,
17271 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17272 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17273 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17274 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17275 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17276 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17278 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17279 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17280 (arm_file_start): Output directive for unified syntax.
17281 (arm_unwind_emit_set): Handle stack alignment instruction.
17282 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17283 Add v6t2, v7, v7a, v7r and v7m.
17284 (RETLDM): Add Thumb-2 code.
17285 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17286 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17287 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17288 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17289 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17290 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17291 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17292 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17293 ADJUST_INSN_LENGTH): Define.
17294 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17295 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17296 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17297 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17298 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17299 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17300 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17301 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17302 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17303 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17304 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17305 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17306 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17307 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17308 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17309 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17310 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17312 * config/arm/arm-tune.md: Regenerate.
17313 * config/arm/arm-protos.h: Update prototypes.
17314 * config/arm/vfp.md: Enable patterns for Thumb-2.
17315 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17316 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17317 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17318 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17319 * config/arm/libunwind.S: Add Thumb-2 code.
17320 * config/arm/constraints.md: Update include Thumb-2.
17321 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17322 * config/arm/ieee754-df.S: Ditto.
17323 * config/arm/bpabi.S: Ditto.
17324 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17325 * config/arm/predicates.md (low_register_operand,
17326 low_reg_or_int_operand, thumb_16bit_operator): New.
17327 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17328 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17329 * config/arm/t-arm-elf: Add armv7 multilib.
17330 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17332 (UNSPEC_STACK_ALIGN, ce_count): New.
17333 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17334 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17336 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17337 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17338 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17339 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17340 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17341 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17343 * doc/extend.texi: Document ARMv7-M interrupt functions.
17344 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17346 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17348 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17349 (struct _Unwind_Context): Rename args_size to flags, remove
17350 signal_frame field, add a new args_size field and version field.
17351 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17352 _Unwind_IsExtendedContext): New inline functions.
17353 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17354 Assume by_value array is only present if _Unwind_IsExtendedContext.
17355 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17356 _Unwind_IsSignalFrame.
17357 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17358 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17359 (uw_init_context_1): Initialize context->flags to
17360 EXTENDED_CONTEXT_BIT.
17361 * config/rs6000/linux-unwind.h (frob_update_context): Use
17362 _Unwind_SetSignalFrame.
17364 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17366 PR middle-end/30353
17367 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17368 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17371 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17373 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17374 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17375 RET, AT_SP): Remove.
17376 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17379 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17380 * cfgbuild.c (find_basic_blocks): Likewise.
17381 * cfgrtl.c (rtl_create_basic_block): Likewise.
17382 * function.c (temp_slots_at_level): Likewise.
17383 * reg-stack.c (stack_regs_mentioned): Likewise.
17384 * regclass.c (allocate_reg_info): Likewise.
17385 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17386 set_bb_for_stmt, move_block_to_fn): Likewise.
17387 * tree-complex.c (tree_lower_complex): Likewise.
17388 * vec.h (VEC_safe_grow_cleared): New.
17390 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17392 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17394 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17395 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17397 * cfgloopmanip.c (scale_loop_frequencies): Export.
17398 (loopify): Scale the frequencies by prescribed coefficients.
17399 (set_zero_probability): New function.
17400 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17401 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17402 and frequencies according to arguments.
17403 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17405 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17406 * modulo-sched.c (sms_schedule): Set probabilities for entering
17407 versioned loop correctly.
17408 * tree-vect-transform.c (vect_transform_loop): Ditto.
17409 * cfgloop.h (loopify, loop_version): Declaration changed.
17410 (scale_loop_frequencies): Declared.
17412 2007-01-02 Jan Hubicka <jh@suse.cz>
17414 * cgraph.c: Include tree-flow.h
17415 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17416 early_local_passes.
17417 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17418 * tree-pass.h (pass_all_early_optimizations): Declare.
17419 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17420 early_local_passes.
17421 (cgraph_analyze_function): Do early_local_passes.
17422 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17423 Do not add referenced vars.
17424 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17426 (gate_all_early_local_passes): New gate.
17427 (pass_early_local_passes): Use new gate.
17428 (execute_early_local_optimizations): New functions.
17429 (gate_all_early_optimizations): New gate.
17430 (pass_all_early_optimizations): New pass.
17431 (execute_free_datastructures): Free SSA only when initialized.
17432 (gate_init_datastructures): Init only when optimizing.
17433 (tree_lowering_passes): Do early local passes when called late.
17434 * tree-profile.c (do_tree_profiling): Don't profile functions added
17436 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17437 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17439 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17440 during early_local_passes.
17441 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17444 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17446 * Makefile.in: Update copyright year.
17448 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17450 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17451 in $(lang_checks) and check-consistency targets.
17453 2007-01-02 Jan Hubicka <jh@suse.cz>
17455 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17456 Do not add referenced vars.
17457 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17459 * passes.c (init_optimization_passes): Put mudflap_2 after
17460 free_datastructures.
17462 2007-01-02 Jan Hubicka <jh@suse.cz>
17464 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17465 Set NOTHROW flag on call statements proved to be nothrow.
17466 Update statement of local calls so new pure/const functions are
17467 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17469 (tree_rest_of_compilation): Register hooks and initialize bitmap
17470 early. Do not set after_inlining flag.
17472 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17474 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17475 HOST_BITS_PER_LONGLONG
17477 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17480 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17481 warning for non-static initializers.
17483 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17485 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17486 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17487 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17488 Always use set_unique_reg_note to add REG_EQUAL notes.
17490 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17493 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17495 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17496 * cfgbuild.c (find_basic_blocks): Likewise.
17497 * cfgrtl.c (rtl_create_basic_block): Likewise.
17498 * function.c (temp_slots_at_level): Likewise.
17499 * reg-stack.c (stack_regs_mentioned): Likewise.
17500 * regclass.c (allocate_reg_info): Likewise.
17501 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17502 set_bb_for_stmt, move_block_to_fn): Likewise.
17503 * tree-complex.c (tree_lower_complex): Likewise.
17504 * vec.h (VEC_safe_grow_cleared): New.
17506 2007-01-02 Ian Lance Taylor <iant@google.com>
17508 * c-common.c (c_common_truthvalue_conversion): When warning about
17509 using an assignment as a truth value, set TREE_NO_WARNING.
17511 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17514 * c.opt (Wold-style-declaration): New.
17515 * doc/invoke.texi (C-only Warning Options): New.
17516 (Wold-style-declaration): Document it.
17517 (Wextra): Enabled by -Wextra.
17518 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17519 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17520 -Wold-style-declaration.
17522 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17524 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17525 * cfgbuild.c (find_basic_blocks): Likewise.
17526 * cfgrtl.c (rtl_create_basic_block): Likewise.
17527 * function.c (temp_slots_at_level): Likewise.
17528 * reg-stack.c (stack_regs_mentioned): Likewise.
17529 * regclass.c (allocate_reg_info): Likewise.
17530 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17531 set_bb_for_stmt, move_block_to_fn): Likewise.
17532 * tree-complex.c (tree_lower_complex): Likewise.
17533 * vec.h (VEC_safe_grow_cleared): New.
17535 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17537 * c-common.c (c_common_nodes_and_builtins): Since variants of
17538 void_type_node get built before it is given a name, we need to
17539 give those variants the name, too.
17540 (complete_array_type): We need to work with the canonical main
17541 type of the array, from which we will build the qualified version.
17542 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17543 * print-tree.c (print_node): Display canonical type information
17545 * stor-layout.c (layout_type): When we don't know the
17546 alignment of a type for which we're building an array, we end up
17547 guessing wrong, so make the type require structural equality.
17548 * tree.c (make_node_stat): When we build a new type, it is its
17549 own canonical type.
17550 (build_type_attribute_qual_variant): When building an attribute
17551 variant, its canonical type is the non-attribute variant. However,
17552 if the attributes are target-dependent and they differ, we need to
17553 use structural equality checks for this type.
17554 (build_qualified_type): A qualified type is not equivalent to its
17555 unqualified variant; set the canonical type appropriately.
17556 (build_distinct_type_copy): When building a distinct type from
17557 another type, the new type is its own canonical type.
17558 (build_variant_type_copy): When building a new type variant, we
17559 assume that it is equivalent to the original type.
17560 (build_pointer_type_for_mode): When building a pointer type, also
17561 build a canonical type pointer.
17562 (build_reference_type_for_mode): When building a reference type,
17563 also build a canonical type reference.
17564 (build_index_type): When we can't hash an index type (e.g.,
17565 because its maximum value is negative), the index type requires
17566 structural equality tests.
17567 (build_array_type): Build the canonical form of an array type.
17568 (build_function_type): Function types require structural equality,
17569 because they contain default arguments, attributes, etc.
17570 (build_method_type_directly): Ditto for method types.
17571 (build_offset_type): Build the canonical offset type.
17572 (build_complex_type): Build the canonical vector type.
17573 (make_vector_type): Build the canonical vector type.
17574 * tree.h (TYPE_CANONICAL): New.
17575 (TYPE_STRUCTURAL_EQUALITY_P): New.
17576 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17577 (struct tree_type): Added "canonical" field.
17578 * params.h (VERIFY_CANONICAL_TYPES): New.
17579 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17580 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17581 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17582 * doc/invoke.texi (verify-canonical-types): Document --param
17583 parameter for verifying canonical types.
17585 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17587 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17588 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17589 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17590 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17592 * config/rs6000/e500.h: New.
17593 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17594 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17596 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17597 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17598 TARGET_E500_DOUBLE): Remove.
17599 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17600 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17601 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17602 * config/rs6000/rs6000.c (rs6000_override_options): Use
17603 CHECK_E500_OPTIONS.
17605 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17607 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17608 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17609 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17610 rs6000_emit_cmove): Don't check TARGET_E500.
17611 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17612 sordered): Don't check TARGET_E500.
17614 2007-01-01 Eric Christopher <echristo@apple.com>
17616 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17617 HARD_REGISTER_NUM_P.
17619 2007-01-01 Roger Sayle <roger@eyesopen.com>
17621 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17622 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17623 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17626 2007-01-01 Mike Stump <mrs@apple.com>
17628 * configure.ac: Remove support for building with Apple's gcc-3.1.
17630 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17632 PR middle-end/30311
17633 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17634 REG is a hard register. Do not modify REG before calling
17636 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17637 multiple of the size of YMODE for certain lowpart cases.
17639 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17641 PR middle-end/30253
17642 * gimplify (voidify_wrapper_expr): Update for
17643 GIMPLE_MODIFY_STMT.
17645 2007-01-01 Andreas Schwab <schwab@suse.de>
17648 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17649 save of BR0 in extra_spill_size instead of spill_size.
17650 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17652 (ia64_expand_epilogue): Restore BR0 from its new location.
17654 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17656 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17657 Use a temporary variable if the left hand side is not a gimple
17660 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17662 * gimplify.c (gimplify_return_expr): Make the temporary variable
17663 for the return expression, a gimple register variable.
17665 2007-01-01 Jan Hubicka <jh@suse.cz>
17667 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17670 2007-01-01 Mike Stump <mrs@apple.com>
17672 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17674 * config/darwin.c (machopic_select_rtx_section): Use
17675 HAVE_GAS_LITERAL16.
17676 (darwin_mergeable_constant_section): Likewise.
17677 * configure: Regenerate.
17678 * config.in: Regenerate.
17680 2007-01-01 Jan Hubicka <jh@suse.cz>
17681 Andrew Pinski <pinskia@gmail.com>
17683 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17684 before starting IPA passes.