1 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
3 Fix PR tree-optimization/32571
4 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10 and other expected operations explicitly, change default to
13 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
17 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
18 (tls_load_dot_plus_eight): Move the label number into the unspec.
19 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
21 2007-07-01 Andreas Schwab <schwab@suse.de>
23 * dwarf2out.c (initial_return_save): Define only if used.
25 2007-07-01 Richard Sandiford <richard@codesourcery.com>
27 Unreverting Richard's Revert of:
29 2007-06-27 Richard Sandiford <richard@codesourcery.com>
31 * dce.c (deletable_insn_p_1): New function, split out from...
32 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
33 specially, not those inside PARALLELs. Remove BODY argument
34 and adjust recursive call accordingly.
35 (prescan_insns_for_dce): Update call to delete_insn_p.
37 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
38 Revital Eres <eres@il.ibm.com>
40 * ddg.c (create_ddg_all_sccs): Fix missed
41 initialization of scc_nodes.
43 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
46 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
47 X + ~X to 1 only for INTEGRAL_TYPE_P type.
49 2007-06-30 Joseph Myers <joseph@codesourcery.com>
51 * configure.ac: Check for .gnu_attribute on MIPS.
52 * configure, config.in: Regenerate.
53 * config/mips/mips.c (mips_file_start): If supported, output
54 attribute for floating-point ABI.
56 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
59 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
60 (ffs_cmove): New expander to expand using ctz pattern.
61 (*ffs_cmove): Remove pattern.
62 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
63 (ffsdi2): Expand using ctz pattern.
64 (*ffs_rex64): Remove pattern.
66 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
68 PR rtl-optimization/32296
69 * pa.md (return): Delete pattern.
70 (return_internal): Remove "(const_int 1)" from pattern.
71 (epilogue): Use return_internal pattern for trivial returns.
72 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
73 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
75 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
77 * tree-ssa-pre.c (is_exception_related): New function
78 (can_value_number_operation): Use it.
80 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
82 Fix PR tree-optimization/32540
83 Fix PR tree-optimization/31651
85 * tree-ssa-sccvn.c: New file.
87 * tree-ssa-sccvn.h: Ditto.
89 * tree-vn.c: Include tree-ssa-sccvn.h
90 (val_expr_paid_d): Removed.
93 (val_expr_pair_hash): Ditto.
94 (val_expr_pair_expr_eq): Ditto.
95 (copy_vuses_from_stmt): Ditto.
98 (shared_vuses_from_stmt): Ditto.
99 (print_creation_to_file): Moved up.
101 (sort_vuses_heap): Ditto.
102 (set_value_handle): Make non-static.
103 (make_value_handle): Ditto.
104 (vn_add): Rewritten to use sccvn lookups.
105 (vn_add_with_vuses): Ditto.
106 (vn_lookup): Ditto (and second argument removed).
107 (vn_lookup_with_vuses): Ditto.
108 (vn_lookup_or_add): Ditto (and second argument removed);
109 (vn_lookup_or_add_with_vuses): Ditto.
110 (vn_lookup_with_stmt): New.
111 (vn_lookup_or_add_with_stmt): Ditto.
112 (create_value_handle_for_expr): Ditto.
114 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
115 (seen_during_translate): New function.
116 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
117 (phi_trans_add): Ditto.
118 (constant_expr_p): FIELD_DECL is always constant.
119 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
121 Avoid infinite recursion on mutually valued expressions.
122 Change callers of vn_lookup_or_add.
123 (phi_translate): New function.
124 (compute_antic_safe): Allow phi nodes.
125 (create_component_ref_by_pieces): Update for FIELD_DECL change.
126 (find_or_generate_expression): Rewrite slightly.
127 (create_expression_by_pieces): Updated for vn_lookup_or_add
129 Update VN_INFO for new names.
130 (insert_into_preds_of_block): Update for new names.
131 (add_to_exp_gen): New function.
132 (add_to_sets): Use vn_lookup_or_add_with_stmt.
133 (find_existing_value_expr): Rewrite to changed vn_lookup.
134 (create_value_expr_from): Ditto, and use add_to_exp_gen.
135 (try_look_through_load): Removed.
136 (try_combine_conversion): Ditto.
137 (get_sccvn_value): New function.
138 (make_values_for_phi): Ditto.
139 (make_values_for_stmt): Ditto.
140 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
142 (init_pre): Update for SCCVN changes.
144 (execute_pre): Ditto.
146 * tree-flow.h (make_value_handle): Declare.
147 (set_value_handle): Ditto.
148 (sort_vuses_heap): Ditto.
149 (vn_lookup_or_add_with_stmt): Ditto.
150 (vn_lookup_with_stmt): Ditto.
151 (vn_compute): Remove.
154 (vn_lookup): Update arguments.
156 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
158 (tree-ssa-sccvn.o): New.
159 (OBJS-common): Add tree-ssa-sccvn.o
161 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
164 * c-typeck.c (build_external_ref): Don't mark as used if called
166 * calls.c (rtx_for_function_call): Likewise.
168 2007-06-30 Richard Sandiford <richard@codesourcery.com>
172 2007-06-27 Richard Sandiford <richard@codesourcery.com>
174 * dce.c (deletable_insn_p_1): New function, split out from...
175 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
176 specially, not those inside PARALLELs. Remove BODY argument
177 and adjust recursive call accordingly.
178 (prescan_insns_for_dce): Update call to delete_insn_p.
180 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
182 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
183 (try_combine): Move potential calls to undo_all() so they happen
184 before we commit to using the combined insns.
186 2006-06-30 Jan Hubicka <jh@suse.cz>
188 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
191 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
193 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
194 (cgraph_remove_unreachable_nodes): Likewise.
195 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
196 * ipa-inline.c (update_caller_keys): Cast according to the coding
198 (cgraph_decide_recursive_inlining): Likewise.
199 (cgraph_decide_inlining_of_small_function): Likewise.
200 (try_inline): Likewise.
201 (cgraph_decide_inlining_incrementally): Likewise.
202 * ipa-pure-const.c (get_function_state): Likewise.
203 (scan_function): Likewise.
204 (analyze_function): Likewise.
205 (static_execute): Likewise.
206 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
207 (merge_callee_local_info): Likewise.
208 (analyze_function): Use type safe memory macros.
209 (static_execute): Likewise. Cast according to the coding conventions.
210 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
212 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
214 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
215 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
218 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
221 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
222 for complex modes (both int and real).
224 2007-06-29 Jan Hubicka <jh@suse.cz>
226 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
228 2007-06-29 Jan Hubicka <jh@suse.cz>
231 * cse.c (cse_insn): Avoid invalid sharing in between register note and
234 2007-06-29 Anatoly Sokolov <aesok@post.ru>
237 * config/avr/avr.c: Include dataflow header file.
238 (expand_prologue): Adjust for prologue insn change.
239 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
242 2007-06-29 Richard Guenther <rguenther@suse.de>
245 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
246 during type verification.
248 2007-06-29 Jan Hubicka <jh@suse.cz>
250 * recog.c (validate_change_rtx_1): Unshare TO argument.
252 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
254 PR tree-optimization/24659
255 * tree-vect-transform.c (vectorizable_call): Handle
256 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
258 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
259 * config/i386/i386.c (enum ix86_builtins)
260 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
261 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
263 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
264 const using def_builtin_const.
265 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
266 input operands in the same modes as the result.
267 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
269 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
271 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
272 (df_set_dead_notes_for_mw): Likewise.
274 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
276 * c-common.c (pointer_int_sum): Do the negation in sizetype.
278 2007-06-28 DJ Delorie <dj@redhat.com>
280 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
282 2007-06-28 Geoffrey Keating <geoffk@apple.com>
284 * doc/invoke.texi (C++ Dialect Options): Document
285 fvisibility-ms-compat.
286 * c.opt (fvisibility-ms-compat): New.
288 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
291 * tree-affine.c (aff_combination_add_elt): Handle
292 pointer addition specially.
294 2007-06-28 Jakub Jelinek <jakub@redhat.com>
296 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
297 decl is non-external for AIX ABI.
299 2007-06-28 David Edelsohn <edelsohn@gnu.org>
301 * config/rs6000/predicates.md (current_file_function_operand):
302 Ensure the symbol is non-external for AIX ABI.
304 2007-06-28 Nick Clifton <nickc@redhat.com>
306 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
307 (fdce, fdse, fpredictive-commoning): Likewise.
309 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
312 * gcc.c (process_command): Recognize the new -static-libgfortran
315 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
318 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
319 Use a call clobbered hard reg instead of a pseudo reg.
321 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
323 * config/sh/sh.md (load_gbr): Use correct operand constraint.
325 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
328 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
329 REG_LIBCALL and REG_RETVAL notes.
330 (divsi3, mulsi3): Likewise.
331 (mulhisi3): Likewise. Use emit_libcall_block.
332 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
334 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
336 PR rtl-optimization/32481
337 * combine.c (adjust_for_new_dest): Rescan the changed insn.
339 2007-06-27 Richard Sandiford <richard@codesourcery.com>
341 * dce.c (deletable_insn_p_1): New function, split out from...
342 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
343 specially, not those inside PARALLELs. Remove BODY argument
344 and adjust recursive call accordingly.
345 (prescan_insns_for_dce): Update call to delete_insn_p.
347 2007-06-27 Richard Guenther <rguenther@suse.de>
350 * tree.h (fold_convertible_p): Declare.
351 * fold-const.c (fold_convertible_p): New function.
352 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
353 instead of lang_hooks.types_compatible_p.
355 2007-06-26 Jan Hubicka <jh@suse.cz>
357 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
358 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
359 early use validate_unshare_change.
360 (reload_combine): Likewise.
361 * recog.c (change_t): New field unshare.
362 (validate_change_1): Rename from validate_change; add argument unshare.
363 (validate_change): Turn into wrapper of validate_change_1; update
365 (validate_unshare_change): New.
366 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
367 calls of df_insn_rescan.
368 * recog.h (validate_change): Replace ints by bools.
369 (validate_unshare_change): Declare.
371 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
373 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
375 2007-06-26 Steve Ellcey <sje@cup.hp.com>
377 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
379 2007-06-25 Jan Hubicka <jh@suse.cz>
381 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
383 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
384 cgraph_decide_inlining_incrementally): Move uninlinability checks to
385 places other call site specific checks are performed.
387 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
390 * tree-vect-transform.c (vectorizable_operation): Convert
391 POINTER_PLUS_EXPR over to PLUS_EXPR.
393 2007-06-25 Chao-ying Fu <fu@mips.com>
395 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
396 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
397 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
398 Document GET_MODE_IBIT, and GET_MODE_FBIT.
400 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
401 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
402 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
403 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
404 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
405 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
406 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
407 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
408 ALL_FIXED_POINT_MODE_P): New define.
409 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
411 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
413 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
414 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
415 MODE_VECTOR_UACCUM): New mode classes.
417 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
418 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
419 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
422 * genmodes.c (struct mode_data): Add ibit and fbit fields.
423 (blank_mode): Initialize ibit and fbit.
424 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
425 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
426 (new_adjust): Change required_class to required_class_from and
427 required_class_to for testing within a range.
428 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
429 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
431 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
432 (make_fixed_point_mode): New.
433 (_ADD_ADJUST): Change C to C1 and C2.
434 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
435 use a range for machine classes.
436 (ADJUST_IBIT, ADJUST_FBIT): New.
437 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
439 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
440 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
441 Emit adjustment for ibit and fbit.
442 (emit_mode_ibit, emit_mode_fbit): New.
443 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
445 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
447 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
448 as the source of the set.
450 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
452 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
453 FP_REGNO_P): Use IN_RANGE.
454 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
455 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
456 (DATA_REG_P): Use DATA_REGNO_P.
457 (FP_REG_P): Use FP_REGNO_P.
458 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
459 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
460 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
462 2007-06-24 Jan Hubicka <jh@suse.cz>
465 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
467 2007-06-24 Sebastian Pop <sebpop@gmail.com>
470 * fold-const.c (fold_binary): Strip nops of operand 0
471 of BIT_NOT_EXPR before calling operand_equal_p.
472 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
473 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
475 2007-06-23 Mark Mitchell <mark@codesourcery.com>
477 * doc/extend.texi: Document that dllimport and dllexport imply
479 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
480 imported or exported declaration, including type declarations.
481 * c-common.c (handle_visibility_attribute): Check for conflicts
482 with dllimport/dllexport.
483 (c_determine_visibility): Handle dllimport/dllexport as an
484 explicit visibility atttribute.
486 2007-06-23 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/16876
490 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
492 * tree-inline.c (initialize_inlined_parameters): Do not call
493 lang_hooks.tree_inlining.convert_parm_for_inlining.
494 * cgraphbuild.c (initialize_inline_failed): Set inline failed
495 reason for mismatched types.
496 * gimplify.c (gimplify_call_expr): Verify the call expression
497 arguments match the called function type signature. Otherwise
498 mark the call expression to be not considered for inlining
499 using CALL_CANNOT_INLINE_P flag.
500 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
501 edges call expression.
502 (cgraph_decide_inlining_of_small_function): Likewise.
503 (cgraph_decide_inlining): Likewise.
504 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
506 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
507 * c-typeck.c (c_convert_parm_for_inlining): Remove.
508 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
510 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
511 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
513 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
514 convert_parm_for_inlining member.
516 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
519 * arm.md (negscc): Match the correct operand for optimized LT0 test.
520 Remove optimization for GT.
522 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
525 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
527 (prescan_insns_for_dce): Add extra parameter.
529 2007-06-23 Jan Hubicka <jh@suse.cz>
532 * gimplify.c (mark_addressable): New function.
533 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
535 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
538 * expr.c (store_constructor): Do not clobber non-zeroed memory.
540 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
544 moves between MMX/SSE registers to at least 8 units to prevent
545 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
547 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
549 * config/i386/i386.c (override_options): Correct x86_sahf
552 2007-06-21 David Daney <ddaney@avtrex.com>
555 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
556 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
557 (exception_receiver): Renamed to ...
558 (nonlocal_goto_receiver): ... this.
560 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
562 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
563 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
564 partial register accesses.
566 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
568 * fold-const.c (debug_fold_checksum): Move it under
569 ENABLE_FOLD_CHECKING.
571 2007-06-21 Sebastian Pop <sebpop@gmail.com>
574 * tree.h (debug_fold_checksum): Declared.
575 * fold-const.c (build_fold_addr_expr_with_type_1): New.
576 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
577 build_fold_addr_expr_with_type_1.
578 (fold_addr_expr, debug_fold_checksum): New.
579 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
580 (fold_unary, fold_comparison, split_address_to_core_and_offset):
583 2007-06-21 Sebastian Pop <sebpop@gmail.com>
585 PR tree-optimization/19590
586 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
587 of scev is a constant.
588 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
590 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
592 * df-problems.c (df_note_bb_compute): Made computation of live
593 info consistent with df_lr.
595 2007-06-21 Richard Guenther <rguenther@suse.de>
597 PR tree-optimization/32453
598 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
599 for pointer anti-range.
601 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
603 * config/i386/i386.c (processor_target_table): Increase maximum
604 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
607 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
608 byte alignment if > 8 byte alignment is preferred.
609 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
611 2007-06-21 Jakub Jelinek <jakub@redhat.com>
613 PR tree-optimization/31866
614 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
615 if ASM_EXPR's input is not a SSA_NAME.
618 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
619 but decl is a global var, instead return decl.
620 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
621 even for is_global_var decls, if they are private in some outer
624 2007-06-21 Richard Guenther <rguenther@suse.de>
626 PR tree-optimization/32451
627 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
629 2007-06-21 Christian Bruel <christian.bruel@st.com>
631 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
632 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
633 (push_regs): Changed saving order or banked registers.
634 (sh_expand_epilogue): Likewise.
635 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
636 (FIRST_BANKED_REG): Likewise.
637 (LAST_BANKED_REG): Likewise.
638 * config/sh/sh.md (banked) New attribute.
639 (in_delay_slot): Check banked attribute.
641 2007-06-20 Sebastian Pop <sebpop@gmail.com>
643 PR tree-optimization/32075
644 * tree-data-ref.c (subscript_dependence_tester_1,
645 analyze_miv_subscript, analyze_overlapping_iterations,
646 add_distance_for_zero_overlaps, build_classic_dist_vector,
647 subscript_dependence_tester_1, analyze_overlapping_iterations,
648 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
649 compute_affine_dependence, compute_all_dependences): Pass loop_nest
650 to evolution_function_is_affine_multivariate_p.
652 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
656 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
659 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
661 * config/m32c/prologue.md (epilogue_exitd_16): New.
662 (epilogue_reit_16): New.
663 (epilogue_exitd): Rename to epilogue_exitd_24.
664 (epilogue_reit): Rename to epilogue_reit_24.
666 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
667 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
669 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
671 * haifa-sched.c (queue_to_ready): Don't requeue next insn
672 if dbg_cnt (sched_insn) reaches the limit.
673 (choose_ready): New parameter INSN_PTR and new return value.
674 (schedule_block): Handle dbg_cnt (sched_insn). Handle
675 the new return value from choose_ready.
676 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
677 (rest_of_handle_global_alloc): New global_alloc_at_func.
679 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
681 PR tree-optimization/25737
682 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
683 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
684 * tree-flow.h (struct fieldoff): Add new field alias_set.
685 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
686 argument addressable_type. Set alias_set of fieldoff.
687 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
688 (create_overlap_variables_for): Pass alias_set from fieldoff to
690 * alias.c (get_alias_set): Use alias_set from SFT if set.
692 2007-06-20 Hui-May Chang <hm.chang@apple.com>
694 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
695 of a variable as an unsigned HOST_WIDE_INT integer.
697 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
699 PR rtl-optimization/32405
700 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
702 2007-06-20 Jakub Jelinek <jakub@redhat.com>
704 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
707 * builtins.c: Include diagnostic.h.
708 (expand_builtin_expect): Make gcc_assert more permissive.
709 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
712 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
716 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
717 if ACCUMULATE_OUTGOING_ARGS.
719 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
721 * config/m68hc11/m68hc11.c: Include dataflow header file.
722 (m68hc11_reorg): Port to dataflow.
724 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
726 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
727 (struct df_problem.free_blocks_on_set_blocks): New field.
728 (struct dataflow.optional_p): New field.
729 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
730 (df_live_set_all_dirty): New function.
731 * df-scan.c (df_scan_alloc): Initialize optional_p.
732 (problem_SCAN): Initialize free_blocks_on_set_blocks.
733 * df-core.c (df_set_blocks): Removed use of
734 DF_FIRST_OPTIONAL_PROBLEM. Now uses
735 df_problem.free_blocks_on_set_blocks to determine which blocks are
737 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
738 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
739 uses dataflow.optional_p to determine if problem should be
741 (rest_of_handle_df_initialize): Only start live problem if
743 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
744 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
745 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
746 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
747 problem_NOTE): Initialize free_blocks_on_set_blocks.
748 (df_lr_bb_local_compute): Recompute luids if df_live problem is
750 (df_live_set_all_dirty, df_note_alloc): New function.
751 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
753 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
754 * postreload.c (reload_combine): Ditto.
755 * cse.c (cse_extended_basic_block): Ditto.
756 * regmove.c (mark_flags_life_zones): Ditto.
757 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
758 erase_matching_seqs): Ditto.
759 * bt-load.c (compute_defs_uses_and_gen): Ditto.
760 * integrate (allocate_initial_values): Ditto.
761 * combine.c (reg_dead_at_p): Ditto.
762 * resource.c (mark_target_live_regs): Ditto.
763 * sched-rgn.c (check_live_1, update_live_1): Ditto.
764 * config/sh/sh.c (find_r0_life_regions): Ditto.
765 * global.c (rest_of_handle_global_alloc): Only add back df_live
767 * local-alloc.c (rest_of_handle_local_alloc): Only remove
769 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
771 (if_convert): Make sure df_live is there at -O == 1.
772 (pass_if_after_combine): Cleanup flags.
773 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
776 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
778 * config/arm/arm.c (arm_get_frame_offsets): Set
779 offsets->locals_base to avoid negative stack size.
780 (thumb1_expand_prologue): Assert on negative stack size.
782 2007-04-19 Sebastian Pop <sebpop@gmail.com>
784 PR tree-optimization/32367
785 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
786 of the chrec has no evolution in that loop.
787 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
789 2007-06-19 Bob Wilson <bob.wilson@acm.org>
791 * config/xtensa/xtensa.c: Include "df.h".
792 (xtensa_builtin_saveregs): Use adjust_address instead of change_address.
793 (xtensa_va_start): Invoke make_tree with sizetype for
794 expand_builtin_saveregs and then convert the result to a pointer.
795 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
796 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
797 Subtract argument size from index value as integers and then use
798 POINTER_PLUS_EXPR to add the result to the array address.
800 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
803 * config/m32c/m32c.c: Include dataflow header file.
804 (m32c_emit_prologue): Adjust for prologue insn change.
805 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
806 once inside a PARALLEL. Assume frame size passed in operand 0
807 includes space to save the fb register.
808 (prologue_enter_24): Likewise.
809 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
811 2007-06-19 David Daney <ddaney@avtrex.com
814 * config/mips/mips.md (cprestore): Mark $gp as used.
816 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
819 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
820 (frv_ifcvt_modify_insn): Likewise.
822 2007-06-19 Richard Guenther <rguenther@suse.de>
824 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
825 only handle positive offsets that fit in a HOST_WIDE_INT.
827 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
829 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
830 result of rsqrt insn for zero input argument to avoid NaN.
832 2007-06-19 Richard Guenther <rguenther@suse.de>
835 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
837 2007-06-19 Jakub Jelinek <jakub@redhat.com>
839 PR tree-optimization/32353
840 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
842 2007-06-19 Nick Clifton <nickc@redhat.com>
844 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
846 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
849 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
850 * config/i386/i386.c (assign_386_stack_local): Assert that
851 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
852 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
853 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
854 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
856 2007-06-18 Steve Ellcey <sje@cup.hp.com>
858 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
860 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
862 PR rtl-optimization/32321
863 * gcse.c (replace_store_insn): Update the note before
864 calling emit_insn_after.
866 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
869 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
871 * df-problems.c (df_note_bb_compute): Fix dumping info.
873 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
875 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
876 insn with emit_jump_insn.
878 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
880 PR tree-optimization/32383
881 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
882 * targhooks.h (default_builtin_reciprocal): Update prototype.
883 * target.h (struct gcc_target): Update builtin_reciprocal.
884 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
885 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
886 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
887 when fndecl is in BUILT_IN_MD class.
888 (execute_convert_to_rsqrt): Ditto.
890 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
891 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
892 Convert BUILT_IN_SQRTF code only when md_fn is false.
894 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
896 * bt-load.c (move_btr_def): Fix the order of arguments
897 to validate_replace_rtx.
899 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
901 * config/m68k/m68k-devices.def: Add 54450..54455.
903 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
905 PR rtl-optimization/32366
906 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
907 FLOAT_EXTEND]: Prevent non-scalar modes from entering
910 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
913 * modulo-sched (generate_reg_moves): Added rescan parameter and if
914 this is true, rescan insn being modified.
915 (sms_schedule): Added rescan parameter.
916 (rest_of_handle_sms): Moved freeing of dominance info to before
917 getting out of cfg_layout.
919 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
921 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
922 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
925 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
926 FL_CF_EMAC from the entry for isac.
928 * config/m68k/predicates.md (const_call_operand): Adjust comment.
929 (const_sibcall_operand): New.
930 (sibcall_operand): Use it.
931 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
932 (m68k_isas): ISAC does not imply FPU or EMAC.
933 (override_options): Add ISA_C logic for symbolic jump & call.
935 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
937 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
938 return mode from the builtin itself.
939 (sparc_fold_builtin): Fix cast of zero constant.
941 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
943 * targhooks.c (default_builtin_reciprocal): New default target hook.
944 * targhooks.h (default_builtin_reciprocal): Add prototype.
945 * hooks.c (hook_tree_tree_bool_null): Remove hook.
946 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
947 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
948 default_builtin_reciprocal.
950 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
953 * hooks.c (hook_tree_tree_bool_null): New hook.
954 * hooks.h (hook_tree_tree_bool_null): Add prototype.
955 * tree-pass.h (pass_convert_to_rsqrt): Declare.
956 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
957 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
958 and convert it to reciprocal a*rfunc(b).
959 (execute_convert_to_rsqrt): New function.
960 (gate_convert_to_rsqrt): New function.
961 (pass_convert_to_rsqrt): New pass definition.
962 * target.h (struct gcc_target): Add builtin_reciprocal.
963 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
964 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
965 TARGET_BUILTIN_RECIPROCAL.
966 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
968 * config/i386/i386.h (TARGET_RECIP): New define.
969 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
970 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
971 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
972 and not optimizing for size.
973 (*rcpsf2_sse): New insn pattern.
974 (*rsqrtsf2_sse): Ditto.
975 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
976 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
977 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
978 and not optimizing for size.
979 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
980 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
981 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
982 and not optimizing for size.
983 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
984 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
985 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
986 and not optimizing for size.
987 (*sse_rsqrtv4sf2): Do not export.
989 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
990 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
991 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
992 and not optimizing for size.
994 * config/i386/i386.opt (mrecip): New option.
995 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
996 (ix86_emit_swsqrtsf): Ditto.
997 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
998 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1000 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1001 ix86_expand_unop1_builtin.
1002 (ix86_emit_swdivsf): New function.
1003 (ix86_emit_swsqrtsf): Ditto.
1004 (ix86_builtin_reciprocal): New function.
1005 (TARGET_BUILTIN_RECIPROCAL): Use it.
1006 (ix86_vectorize_builtin_conversion): Rename from
1007 ix86_builtin_conversion.
1008 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1009 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1010 "i386 and x86_64 Options" section.
1011 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1013 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1014 Zdenek Dvorak <dvorakz@suse.cz>
1015 Richard Guenther <rguenther@suse.de>
1016 Kaz Kojima <kkojima@gcc.gnu.org>
1018 * tree-vrp.c (compare_values_warnv): Convert val2 to
1020 (extract_range_from_assert): Create
1021 POINTER_PLUS_EXPR for pointer types.
1022 (extract_range_from_binary_expr): Handle
1023 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1025 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1026 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1027 POINTER_PLUS_EXPR as PLUS_EXPR.
1028 (number_of_iterations_lt_to_ne):
1029 For pointer types, use sizetype when
1030 creating MINUS_EXPR/PLUS_EXPRs.
1031 (assert_loop_rolls_lt): For pointer types, use sizetype when
1032 creating MINUS_EXPR/PLUS_EXPRs.
1033 (number_of_iterations_le): Likewise.
1034 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1035 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1036 like PLUS_EXPR and MINUS_EXPR.
1037 * tree-pretty-print.c (dump_generic_node): Handle
1039 (op_prio): Likewise.
1040 (op_symbol_1): Likewise.
1041 * optabs.c (optab_for_tree_code): Likewise.
1042 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1044 * tree-tailcall.c (process_assignment): Mention
1045 POINTER_PLUS_EXPR in a TODO comment.
1046 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1047 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1048 not used with a pointer and an integer type.
1049 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1050 increment using chrec_convert_rhs instead of chrec_convert.
1051 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1052 PLUS_EXPR except for the right hand side's type will be
1054 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1055 (fold_used_pointer_cast): Kill.
1056 (pointer_offset_p): Kill.
1057 (fold_used_pointer): Kill.
1058 (pointer_used_p): Kill.
1059 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1060 call fold_used_pointer.
1061 (instantiate_parameters_1): Convert the increment
1062 using chrec_convert_rhs instead of chrec_convert.
1063 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1064 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1065 instead of PLUS_EXPR.
1066 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1067 PLUS_EXPR for pointers.
1068 (std_gimplify_va_arg_expr): Likewise.
1069 (fold_builtin_memory_op): Likewise.
1070 (fold_builtin_strstr): Likewise.
1071 (fold_builtin_strchr): Likewise.
1072 (fold_builtin_strrchr): Likewise.
1073 (fold_builtin_strpbrk): Likewise.
1074 (expand_builtin_memory_chk): Likewise.
1075 (fold_builtin_memory_chk): Likewise.
1076 (std_expand_builtin_va_start): Use
1077 sizetype for the call to make_tree and then convert
1078 to the pointer type.
1079 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1080 instead of PLUS_EXPR for adding to a pointer.
1081 (std_gimplify_va_arg_expr): Use fold_build2 for
1082 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1083 the operands to sizetype first and then cast the BIT_AND_EXPR
1084 back to the pointer type.
1085 * fold-const.c (build_range_check): Handle pointer types
1087 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1088 of PLUS_EXPR's. Make sure the offset is converted to
1090 (try_move_mult_to_index): Strip the NOPs from the offset.
1091 Remove code argument and replace all uses with PLUS_EXPR.
1092 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1093 specially. Don't use a pointer type for MINUS_EXPR.
1094 (fold_unary): Handle for (T1)(X op Y),
1095 only p+ as that is the only as that can be handled for
1096 binary operators now.
1097 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1099 <case PLUS_EXPR>: Add folding of PTR+INT into
1101 Don't call try_move_mult_to_index.
1102 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1103 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1104 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1105 Don't call try_move_mult_to_index.
1106 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1107 (tree_expr_nonzero_p): Likewise.
1108 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1109 of PLUS_EXPR for the complex expression folding.
1110 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1111 first chrec is a pointer type, then the second should
1112 be sizetype and not the first's type.
1113 For POINTER_PLUS_EXPR, use a different right hand side type.
1114 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1115 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1116 different right hand side type.
1117 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1118 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1119 instead of PLUS_EXPR.
1120 When either operand is zero, convert the other operand.
1121 (chrec_apply): Use chrec_convert_rhs
1122 on the argument x instead of chrec_convert.
1123 (reset_evolution_in_loop): For pointer types, the new_evol
1125 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1126 different right hand side type.
1127 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1128 (chrec_convert_rhs): New function.
1129 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1130 different right hand side type.
1131 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1132 * tree-chrec.h (chrec_convert_rhs): New prototype.
1133 (build_polynomial_chrec): For pointer types, the right hand
1134 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1135 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1136 Remove subtraction case as it is always addition now.
1137 Make sure the offset is converted to sizetype.
1138 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1139 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1140 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1141 PLUS_EXPR in pointer type.
1142 Handle POINTER_PLUS_EXPR.
1143 (tree_to_aff_combination): Likewise.
1144 (force_expr_to_var_cost): Likewise.
1145 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1146 instead of PLUS_EXPR for pointers.
1147 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1148 instead of PLUS_EXPR of pointer types.
1149 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1151 (check_va_list_escapes): Likewise.
1152 (check_all_va_list_escapes): Likewise.
1153 * dwarf2out.c (loc_descriptor_from_tree_1):
1154 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1155 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1156 (string_constant): Likewise.
1157 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1158 the offset to the base, use POINTER_PLUS_EXPR.
1159 (add_to_parts): Convert the index to sizetype.
1160 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1161 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1162 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1163 Offset only holds something for PLUS_EXPR.
1164 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1166 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1168 (analyze_accesses_for_modify_stmt): Likewise.
1169 Remove comment about the type being integral type as it is
1171 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1173 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1175 Correct the type which the artimentic is done in (is now
1178 * tree-data-ref.c (split_constant_offset): Handle
1180 * tree-affine.c (tree_to_aff_combination): Likewise.
1181 * c-typeck.c (build_unary_op): For pointers create the increment
1182 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1184 * gimplify.c (gimplify_self_mod_expr): Create a
1185 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1186 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1187 * tree.def (POINTER_PLUS_EXPR): New tree code.
1188 * tree-predcom.c (ref_at_iteration): If we have a pointer
1189 type do the multiplication in sizetype.
1190 * tree-mudflap.c (mf_xform_derefs_1): Create a
1191 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1192 * tree-ssa-forwprop.c
1193 (forward_propagate_addr_into_variable_array_index):
1194 Don't expect there to be a cast for the index as that
1195 does not exist anymore.
1196 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1197 instead of PLUS_EXPR.
1198 Don't check for the first operand of the POINTER_PLUS_EXPR
1199 was the index as it cannot be.
1200 Call forward_propagate_addr_into_variable_array_index with
1201 the SSA_NAME instead of the statement.
1202 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1203 (compare_constant): Likewise.
1204 (copy_constant): Likewise.
1205 (compute_reloc_for_constant): Likewise.
1206 (output_addressed_constants): Likewise.
1207 (initializer_constant_valid_p): Likewise.
1208 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1209 Convert the MIN/MAX of the inner type to the outer
1210 type before comparing them.
1211 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1212 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1213 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1214 of PLUS_EXPR for pointers.
1215 * tree-inline.c (estimate_num_insns_1): Handle
1217 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1218 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1219 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1220 instead of PLUS_EXPR for the pointer increment statement.
1221 (vect_update_ivs_after_vectorizer): For pointer types, create
1222 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1223 MULT_EXPR in sizetype.
1224 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1226 * tree-object-size.c (plus_expr_object_size): Handle
1227 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1228 code which is trying to figure out which side is a pointer and
1230 (check_for_plus_in_loops_1): Likewise.
1231 (check_for_plus_in_loops): Likewise.
1232 * c-common.c (pointer_int_sum): Create a
1233 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1234 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1235 only POINTER_PLUS_EXPR. Removing all the extra
1236 code which is trying to figure out which side is a pointer and
1238 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1239 PLUS_EXPR and MINUS_EXPR.
1240 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1242 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1243 with make_tree, instead of a pointer type.
1244 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1245 for pointers instead of PLUS_EXPR.
1246 (s390_gimplify_va_arg): Likewise.
1247 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1248 instead of PLUS_EXPR when doing addition on pointer
1249 types. Use sizetype for the second operand.
1250 (spu_gimplify_va_arg_expr): Likewise.
1251 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
1252 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
1253 a pointer. Don't create a BIT_AND_EXPR for pointer types.
1254 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
1255 for the pointer addition and also use size_int/sizetype
1257 (ix86_gimplify_va_arg): Likewise.
1258 Perform BIT_AND_EXPR on sizetype arguments.
1259 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
1260 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
1261 for the pointer additions and also use size_int for the offsets.
1262 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
1263 additions and also use size_int for the offsets. Perform
1264 BIT_AND_EXPR on sizetype arguments.
1265 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
1266 POINTER_PLUS_EXPR for pointers and create the
1267 BIT_AND_EXPR in sizetype.
1268 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
1269 instead of PLUS_EXPR for pointer addition.
1270 (rs6000_va_start): Likewise.
1271 Also use sizetype for the offset.
1272 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
1273 as PLUS_EXPR/MINUS_EXPR.
1274 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
1275 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
1276 Don't use BIT_AND_EXPR on a pointer type, convert the
1277 expression to sizetype first.
1278 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
1280 (mips_gimplify_va_arg_expr): Likewise.
1281 Don't create BIT_AND_EXPR in a pointer type.
1283 2007-06-15 Eric Christopher <echristo@apple.com>
1285 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
1286 (x86_64-*-darwin*): Ditto.
1287 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
1290 2007-06-15 Matthew Wilcox <matthew@wil.cx>
1292 * doc/extend.texi: Document behavior of __attribute__((aligned))
1295 2007-06-15 Mark Mitchell <mark@codesourcery.com>
1297 * rtlanal.c (note_stores): Improve documentation.
1299 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
1301 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
1302 LOCAL_LABEL_PREFIX): Delete.
1303 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
1304 (bfin_internal_label): Delete.
1306 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
1308 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
1309 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
1310 otherwise define to LIBGCC2_TF_CEXT.
1311 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
1312 (LIBGCC_TF_CEXT): Ditto.
1315 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
1317 PR rtl-optimization/32339
1318 * df-scan.c (df_uses_record): Don't modify flags but just add to
1319 it for df_ref_record.
1321 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
1323 * tree-mudflap.c: Fix whitespace issues.
1325 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
1327 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
1329 2007-06-14 Eric Christopher <echristo@apple.com>
1331 * config/i386/sse.md (movdi_to_sse): Rewrite body.
1332 (movv4sf): Use gcc_unreachable instead of abort.
1334 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1337 * config/i386/sfp-machine.h (CMPtype): New define.
1338 (mach stubs): Use CMPtype instead of int as a return type.
1340 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
1342 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
1343 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
1344 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
1345 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
1346 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
1347 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
1348 config/soft-fp/soft-fp.h: Update from glibc CVS.
1350 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
1352 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
1354 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
1357 * config/v850/v850.c: Include dataflow header file.
1358 (substitute_ep_register): Fix typo.
1360 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1362 * configure.ac: Fix earlier checkin.
1363 * configure: Regenerated.
1365 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1367 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
1368 * aclocal.m4: Regenerate.
1369 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
1370 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
1371 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
1372 * configure: Regenerate.
1373 * Makefile.in (LOOSE_WARN): Subst loose_warn.
1375 * Makefile.in (quickstrap): Build libgcc too.
1377 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
1379 * configure.ac: Add --enable-checking=df. Explicitly mention that
1380 the variables are initialized as for "release".
1381 * df-core.c: Use it.
1382 * configure: Regenerate.
1383 * config.in: Regenerate.
1385 2007-06-14 Bob Wilson <bob.wilson@acm.org>
1387 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
1388 validate_replace_rtx instead of replace_rtx.
1389 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
1391 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
1393 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
1394 (DWARF2_UNWIND_INFO): Override default if configured with
1396 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
1397 (ENDFILE_SPEC): Add crtend.o.
1398 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
1399 (ENDFILE_SPEC): Add crtend.o.
1400 (TARGET_USE_JCR_SECTION): Define.
1401 (MD_UNWIND_SUPPORT): Define for 32-bit target.
1403 * config/i386/cygming-crtbegin.c: New file.
1404 * config/i386/cygming-crtend.c: New file.
1406 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
1408 * config/i386/w32-unwind.h: New file.
1410 2007-06-13 Eric Christopher <echristo@apple.com>
1412 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
1413 the user set a value below STACK_BOUNDARY.
1415 2007-06-13 Thiemo Seufer <ths@networkno.de>
1417 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
1418 imply -lpthread for -pthread.
1420 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1422 * basic-block.h: Remove the prototype for
1423 free_basic_block_vars.
1424 * cfglayout.h: Remove the prototype for
1425 insn_locators_initialize.
1426 * tree.h: Remove the prototype for emit_line_note.
1428 * tree-ssa-pre.c (mergephitemp): Remove.
1429 (init_pre): Don't use mergephitemp.
1431 2007-06-13 Eric Christopher <echristo@apple.com>
1433 * config/i386/i386.c (override_options): If we've specified
1434 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
1436 2007-06-13 Bob Wilson <bob.wilson@acm.org>
1438 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
1441 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1443 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
1444 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
1445 (eh_store_handler): New pattern.
1446 (eh_return): Emit it instead of a plain move.
1448 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
1451 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
1452 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
1455 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
1457 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
1458 (find_next_insn_start, find_load): New functions.
1459 (bfin_reorg): Use them to deal with the fact that parallel insns are
1460 no longer represented as a SEQUENCE.
1462 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1464 * config/sparc/sparc.c (sparc_override_options): Initialize
1467 2007-06-13 Dave Korn <dave.korn@artimi.com>
1469 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
1472 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
1474 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
1475 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
1476 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
1477 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
1478 tree-vect-transform.c: Fix comment typos. Follow spelling
1481 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1483 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
1484 to the exit block use set.
1485 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
1486 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
1487 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
1489 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
1491 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
1492 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
1493 to indicate an error.
1494 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters): New functions
1495 (dbg_cnt_process_opt): Print an error on a bad argument.
1496 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
1497 * common.opt (-fdbg-cnt-list): New.
1498 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
1500 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
1502 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
1503 flag on ref-all pointers.
1505 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
1508 * expr.c (expand_expr_addr_expr_1): Call expand_expr
1509 for the offset with the modifier as EXPAND_INITIALIZER
1510 if the modifier is EXPAND_INITIALIZER.
1511 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
1512 a register if we had an overflow.
1514 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1516 * real.c (real_isfinite): New.
1517 (real_sqrt): Use it.
1518 * real.h (real_isfinite): New.
1519 * builtins.c: Use it.
1521 2007-06-12 Ian Lance Taylor <iant@google.com>
1522 Daniel Berlin <dberlin@dberlin.org>
1525 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
1526 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
1527 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
1528 (DECL_NO_TBAA_P): Define.
1529 (struct tree_decl_common): Add no_tbaa_flag field.
1530 * tree-ssa-structalias.c (struct variable_info): Add
1531 no_tbaa_pruning field.
1532 (new_var_info): Initialize no_tbaa_pruning field.
1533 (unify_nodes): Copy no_tbaa_pruning field.
1534 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1535 (dump_solution_for_var): Print no_tbaa_pruning flag.
1536 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
1538 (compute_tbaa_pruning): New static function.
1539 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
1540 Call compute_tbaa_pruning.
1541 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
1542 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
1543 * gimple-low.c (lower_stmt): Likewise.
1544 * tree-gimple.c (is_gimple_stmt): Likewise.
1545 * tree-ssa-operands.c (get_expr_operands): Likewise.
1546 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1547 * tree-inline.c (estimate_num_insns_1): Likewise.
1548 (copy_result_decl_to_var): Likewise.
1549 * expr.c (expand_expr_real_1): Likewise.
1550 * tree-pretty-print.c (dump_generic_node): Likewise.
1551 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
1552 * omp-low.c (omp_copy_decl_2): Likewise.
1553 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
1554 * doc/c-tree.texi (Expression trees): Document
1555 CHANGE_DYNAMIC_TYPE_EXPR.
1557 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1559 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
1560 with !HONOR_NANS and !HONOR_INFINITIES.
1561 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
1563 2007-06-12 Tristan Gingold <gingold@adacore.com>
1565 * gcov.c: Comments updated.
1566 (source_info): Add file_time field.
1567 (source_index): New variable.
1568 (mutiple_files): New variable.
1569 (generate_results): New function extracted from process_file.
1570 (process_file): Save and restore chain of functions, generate
1571 results and free structures only if not merging results.
1572 (release_structures): File names are now freed in create_file_names
1573 (create_file_names): Free previous file names.
1574 (find_source): File date is now read here and modifications in
1575 source files is checked here.
1576 (read_graph_file): Only reverse order of functions for the current
1578 (make_gcov_file_name): Do not generate long names if input_name is
1580 (output_lines): If merging results do not display graph, data and
1582 Checking source file modification is done in find_source.
1584 * doc/gcov.texi: Append an s to sourcefile.
1586 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
1588 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
1589 (forced_nop): New pattern.
1590 * config/bfin/bfin.c: Include "df.h".
1591 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
1592 (bfin_discover_loop): Use df_get_live_in instead of
1593 global_live_at_start.
1594 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
1595 df_analyze when done.
1596 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
1597 the insns. Use QImode for the final insn in a bundle. Call
1598 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
1600 (reorder_var_tracking_notes): New function.
1601 (bfin_reorg): Pass no argument to split_all_insns. Don't call
1602 update_life_info. Call df_analyze after scheduling and bundle
1603 generation. Call reorder_var_tracking_notes if generating these notes.
1604 Call df_finish_pass at the end.
1606 2007-06-12 Dirk Mueller <dmueller@suse.de>
1608 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
1609 a comparison, not an assignment.
1611 2007-06-12 Olivier Hainque <hainque@adacore.com>
1613 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
1614 Request walking the subtrees only, leaving the current is_lhs/val_only
1616 (convert_non_local_reference): Likewise.
1618 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
1620 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
1622 2007-06-12 Richard Guenther <rguenther@suse.de>
1624 PR tree-optimization/15353
1625 PR tree-optimization/31657
1626 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
1627 * timevar.def: Add TV_TREE_IFCOMBINE.
1628 * tree-pass.h (pass_tree_ifcombine): Declare.
1629 * tree-ssa-ifcombine.c: New file.
1630 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
1631 * tree-flow.h (blocks_in_phiopt_order): Declare.
1632 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
1633 (tree-ssa-ifcombine.o): New dependencies.
1635 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1637 PR rtl-optimization/32293
1638 * combine.c (simplify_if_then_else): Truncate return from
1639 nonzero_bits() to correct mode.
1641 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
1643 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
1644 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
1646 2007-06-11 Diego Novillo <dnovillo@google.com>
1648 * Makefile.in (reload1.o-warn): Remove.
1650 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
1652 * combine.c (subst): Use reg_overlap_mentioned_p
1653 instead of comparing register numbers directly.
1655 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1657 * reload1.c (mark_home_live_1): Use the mode parameter.
1659 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1661 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
1662 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
1666 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
1668 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
1670 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
1673 from integer registers.
1674 (FP mode splitters): Handle TFmode.
1676 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
1678 * tree-ssa-structalias.c (find_what_p_points_to): Return false
1679 for ref-all pointers that point-to anything.
1681 2007-06-11 Joseph Myers <joseph@codesourcery.com>
1683 * config/arm/arm.c (arm_output_dwarf_dtprel,
1684 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
1686 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
1688 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
1689 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
1692 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
1694 * gcc/tree.c (signed_or_unsigned_type_for): New.
1695 (unsigned_type_for): Use signed_or_unsigned_type_for.
1696 (signed_type_for): Use signed_or_unsigned_type_for.
1697 * gcc/tree.h (signed_or_unsigned_type_for): New.
1698 (get_signed_or_unsigned_type): Remove.
1699 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
1700 lang_hooks.types.signed_type
1701 (size_diffop): Likewise.
1702 (all_ones_mask_p): Likewise.
1703 (build_range_check): Likewise.
1704 (fold_cond_expr_with_comparison): Likewise.
1705 (fold_cond_expr_with_comparison): Likewise.
1706 (unextend): Likewise.
1707 (extract_muldiv_1): Likewise.
1708 (fold_single_bit_test_into_sign_test): Likewise.
1709 (fold_binary): Likewise.
1710 (fold_ternary): Likewise.
1711 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
1712 instead of get_signed_or_unsigned_type.
1713 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
1714 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1715 * gcc/expr.c (signed_or_unsigned_type_for): Use
1716 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
1717 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
1718 (lhd_signed_or_unsigned_type): Remove.
1719 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
1720 signed_or_unsigned_type.
1721 (lhd_signed_or_unsigned_type): Remove.
1722 * gcc/expmed.c (make_tree): Use signed_type_for instead of
1723 lang_hooks.types.signed_type.
1724 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
1725 c_common_signed_type instead of lang_hooks.types.signed_type.
1726 (c_common_unsigned_type): New.
1727 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
1728 (shorten_compare): Use c_common_unsigned_type instead of
1729 c_common_signed_or_unsigned_type.
1730 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
1732 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
1733 lang_hooks.types.signed_type.
1734 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
1735 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
1736 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
1737 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
1738 instead of unsigned_type_for.
1739 * gcc/c-decl.c (groakdeclarator): Likewise.
1740 * gcc/c-typeck.c (convert_for_assignment): Likewise.
1741 * gcc/c-common.h (c_common_unsigned_type): New.
1743 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1746 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
1747 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
1749 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
1752 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
1753 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
1755 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
1756 Sebastian Pop <sebpop@gmail.com>
1758 * lambda-code.c (remove_iv): New.
1759 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
1761 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
1763 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
1764 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
1765 * tree-ssa-loop-prefetch.c: Include optabs.h.
1766 (FENCE_FOLLOWING_MOVNT): New macro.
1767 (struct mem_ref): Add independent_p and storent_p fields.
1768 (record_ref): Initalize the new fields.
1769 (gather_memory_references_ref): Return true if the reference
1771 (gather_memory_references): Check whether all memory accesses
1772 in loop were recorded.
1773 (should_issue_prefetch_p): Return false for nontemporal stores.
1774 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
1775 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
1776 (determine_loop_nest_reuse): Detect independent memory references.
1777 (loop_prefetch_arrays): Call mark_nontemporal_stores.
1778 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
1779 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
1780 * config/i386/i386.h (x86_mfence): Declare.
1781 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
1782 * config/i386/i386.c (x86_mfence): New variable.
1783 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
1785 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
1786 * optabs.c (init_optabs): Initialize storent_optab.
1787 * optabs.h (enum optab_index): Add OTI_storent.
1788 (storent_optab): Declare.
1789 * genopinit.c (optabs): Add initialization for storent_optab.
1790 * tree.h (MOVE_NONTEMPORAL): New macro.
1791 * expr.c (expand_assignment, store_expr, store_constructor_field,
1792 store_constructor, store_field, expand_expr_real_1): Propagate
1793 nontemporality of the expanded store.
1794 (emit_storent_insn): New function.
1795 * expr.h (expand_assignment, store_expr): Declaration changed.
1796 * function.c (assign_parm_setup_reg): Pass false as nontemporality
1797 to expand_assignment.
1798 * stmt.c (expand_asm_expr): Ditto.
1799 * calls.c (initialize_argument_information): Pass false as
1800 nontemporality to store_expr.
1801 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
1804 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1806 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
1808 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
1810 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
1812 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
1813 and allow DECL_P here.
1815 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
1817 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
1818 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
1819 track of the size of the expression.
1820 * cfghooks.c (merge_blocks): Remove block from loops structure only
1821 after call of the merge_blocks hook.
1823 2007-06-09 Tom Tromey <tromey@redhat.com>
1825 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
1826 (deprecated_state): Removed.
1827 (start_decl): Update.
1828 (enum deprecated_states): Moved earlier.
1829 (groktypename): Update.
1830 (push_parm_decl): Likewise.
1831 (grokfield): Likewise.
1832 (start_function): Likewise.
1834 2007-06-09 Ian Lance Taylor <iant@google.com>
1836 PR tree-optimization/32169
1837 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
1838 CONVERT_EXPR, check whether min and max both converted to an
1839 overflow infinity representation.
1841 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
1843 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
1844 not inserted on the edge.
1846 2007-06-08 Bob Wilson <bob.wilson@acm.org>
1848 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
1849 instructions if they are supported.
1850 (__divsi3, __umodsi3, __modsi3): Likewise.
1851 (__ashldi3, __ashrdi3, __lshrdi3): New.
1852 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
1854 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
1855 Tony Linthicum <tony.linthicum@amd.com>
1857 * doc/extend.texi: Add fvect-cost-model flag.
1858 * common.opt (fvect-cost-model): New flag.
1859 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
1860 cost fields in stmt_vec_info struct for STMT.
1861 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
1862 fields in stmt_vec_info struct and access functions for the same.
1863 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
1864 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
1865 load, store and vector to scalar operation.
1866 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
1867 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
1868 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
1869 (TARG_VEC_STORE_COST): Define cost of vector store.
1870 (vect_estimate_min_profitable_iters): Define new function.
1871 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
1872 check to evaluate if loop iterations are less than minimum profitable
1873 iterations determined by cost model or minimum vect loop bound defined
1874 by user, whichever is more conservative.
1875 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
1876 run-time check to evaluate if loop iterations are less than minimum
1877 profitable iterations determined by cost model or minimum vect loop
1878 bound defined by user, whichever is more conservative.
1879 (vect_estimate_min_profitable_iterations): New function to estimate
1880 mimimimum iterartions required for vector version of loop to be
1881 profitable over scalar version.
1882 (vect_model_reduction_cost): New function.
1883 (vect_model_induction_cost): New function.
1884 (vect_model_simple_cost): New function.
1885 (vect_cost_strided_group_size): New function.
1886 (vect_model_store_cost): New function.
1887 (vect_model_load_cost): New function.
1888 (vectorizable_reduction): Call vect_model_reduction_cost during
1890 (vectorizable_induction): Call vect_model_induction_cost during
1892 (vectorizable_load): Call vect_model_load_cost during analysis phase.
1893 (vectorizable_store): Call vect_model_store_cost during analysis phase.
1894 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
1895 vectorizable_promotion, vectorizable_demotion): Call
1896 vect_model_simple_cost during analysis phase.
1898 2007-06-08 Simon Baldwin <simonb@google.com>
1900 * reg-stack.c (get_true_reg): Readability change. Moved default case
1901 label into direct switch statement scope.
1903 2007-06-08 Simon Baldwin <simonb@google.com>
1905 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
1906 in gcc_assert() with '==' comparison.
1908 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1910 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
1911 TARGET_ABM handling of x86_popcnt variable.
1913 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1915 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
1916 __builtin_copysignq and __builtin_infq built-in functions.
1918 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1920 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
1921 SSE4.2 section. Correct built-in function names in SSE4A section.
1923 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
1925 PR tree-optimization/32243
1926 * tree-vect-transform.c (vectorizable_type_promotion): Move check
1927 for ncopies after ratio check between nunits_out and nunits_in.
1928 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
1930 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
1932 PR tree-optimization/32224
1933 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
1934 vectorization upon a non GIMPLE_MODIFY_STMT.
1936 2007-06-08 Christian Bruel <christian.bruel@st.com>
1939 * config/sh/sh.md (doloop_end): New pattern and splitter.
1940 * loop-iv.c (simple_rhs_p): Check for hardware registers.
1942 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1945 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
1947 (verify_dominators): Do not change dominance tree.
1949 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
1951 * config/sh/constraints.md: New file.
1952 * config/sh/sh.c: Include tm-constrs.h.
1953 (reg_class_from_letter): Remove.
1954 (prepare_cbranch_operands): Use satisfies_constraint_*
1955 function instead of macro.
1956 (andcosts, broken_move, sh_secondary_reload): Likewise.
1957 * config/sh/predicates.md (trapping_target_operand): Likewise.
1958 (and_operand, arith_operand, arith_reg_or_0_operand,
1959 cmp_operand, logical_operand, target_operand,
1960 ua_address_operand, ua_offset, xor_operand): Likewise.
1961 * config/sh/sh.md: Include constraints.md.
1962 (*movsicc_t_false): Use satisfies_constraint_* function
1964 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
1965 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
1966 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
1967 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
1968 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
1969 (REG_CLASS_FROM_CONSTRAINT): Remove.
1970 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
1971 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
1972 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
1973 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
1974 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1975 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
1976 function instead of macro.
1977 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1978 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
1979 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
1980 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
1981 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
1982 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
1983 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
1984 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
1985 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
1986 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
1987 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
1988 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
1989 EXTRA_CONSTRAINT_STR): Likewise.
1990 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
1992 2007-06-07 Geoffrey Keating <geoffk@apple.com>
1994 * config/i386/darwin.h (STACK_BOUNDARY): Define.
1996 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
1999 * c-common.h (flag_cpp0x): Replaced by...
2000 (cxx_dialect): ... this new variable specifying the C++ dialect that
2002 * c-common.c (flag_cpp0x): Removed.
2003 (cxx_dialect): Defined.
2004 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2006 * c-opts.c (c_common_post_options): Likewise.
2007 (set_std_cxx98): Set cxx_dialect to cxx98.
2008 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2010 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2011 Hui-May Chang <hm.chang@apple.com>
2013 * doc/invoke.texi (Darwin Options): Update documentation for
2014 -mmacosx-version-min.
2015 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2016 * config/darwin-driver.c: New file.
2017 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2018 * config/t-darwin (darwin-driver.o): New rule.
2020 * config/darwin-c.c (version_as_macro): Ignore low digit.
2022 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2024 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2025 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2026 (CSGNMODE): New mode macro.
2027 (CSGNVMODE): New mode attribute.
2028 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2029 expander using CSGNMODE mode macro. Handle TFmode.
2030 (copysign<mode>3_const): Rename from copysignsf3_const and
2031 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2033 (copysign<mode>3_var): Rename from copysignsf3_var and
2034 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2036 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2037 mode macro. Handle TFmode.
2038 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2039 (iortf3, *iortf3): Ditto.
2040 (xortf3, *xortf3): Ditto.
2041 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2042 TFmode and TImode masks.
2043 (ix86_expand_copysign): Expand TFmode copysign insn.
2044 (IX86_BUILTIN_INFQ): New.
2045 (IX86_BUILTIN_FABSQ): Ditto.
2046 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2047 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2048 [__builtin_fabsq]: Ditto.
2049 [__builtin_copysignq]: Ditto.
2050 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2051 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2052 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2053 ix86_expand_binop_builtin().
2055 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2057 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2059 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2062 * rtl.h (push_to_sequence2): New.
2063 * emit-rtl.c (push_to_sequence2): New.
2064 * function.c (assign_parm_data_all): Add new fields.
2065 (assign_parm_setup_block): Call push_to_sequence2 instead of
2067 (assign_parm_setup_reg): Ditto.
2068 (assign_parm_setup_stack): Ditto.
2069 (assign_parms_unsplit_complex): Ditto.
2070 (assign_parms): Change field name.
2072 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2074 PR tree-optimization/32220
2075 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2076 phi node is reached before defining statement.
2078 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2081 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2082 after changing the right hand side of the assignment.
2084 2007-06-06 Eric Christopher <echristo@apple.com>
2086 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2087 (x86_64-*-darwin*): Ditto.
2088 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2089 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2091 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2093 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2095 (add_key): Likewise.
2096 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2097 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2099 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory macros.
2100 (add_cost_one_coalesce): Likewise.
2101 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2102 variable names. Rename orig to orig_name for consistency.
2103 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the coding
2105 (cprop_into_successor_phis): Avoid using C++ keywords as variable names.
2106 (record_equivalences_from_stmt): Likewise.
2107 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2108 the coding conventions.
2109 (memory_ssa_name_same): Likewise.
2110 (dse_optimize_stmt): Likewise.
2111 (dse_record_phis): Likewise.
2112 (dse_finalize_block): Likewise.
2113 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2114 keywords as variable names.
2115 (may_move_till): Cast according to the coding conventions.
2116 (force_move_till_expr): Avoid using C++ keywords as variable names.
2117 (force_move_till): Cast according to the coding conventions.
2118 (memref_hash): Likewise.
2119 (memref_eq): Likewise.
2120 (gather_mem_refs_stmt): Likewise.
2121 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid using C++
2122 keywords as variable names.
2123 (idx_find_step): Cast according to the coding conventions.
2124 (idx_record_use): Likewise.
2125 (find_depends): Likewise.
2126 (prepare_decl_rtl): Likewise.
2127 (mbc_entry_hash): Likewise.
2128 (mbc_entry_eq): Likewise.
2129 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2130 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2131 (idx_infer_loop_bounds): Cast according to the coding conventions.
2132 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2133 * tree-ssa-math-opts.c (occ_new ): Likwise.
2134 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2136 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as variable
2138 (add_use_op): Likewise.
2139 (add_vop): Likewise.
2140 (add_vuse_op): Likewise.
2141 (add_vdef_op): Likewise.
2142 (get_expr_operands): Likewise.
2143 (push_stmt_changes): Use type safe memory macros.
2144 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2145 keywords as variable names.
2146 (conditional_replacement): Likewise.
2147 (minmax_replacement): Likewise.
2148 (abs_replacement): Likewise.
2149 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2151 (insert_fake_stores): Avoid using C++ keywords as variable names.
2152 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2154 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2155 (heapvar_insert): Use type safe memory macros.
2156 (new_var_info): Cast according to the coding conventions.
2157 (new_constraint): Likewise.
2158 (remove_preds_and_fake_succs): Use type safe memory macros.
2159 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2161 (thread_single_edge): Likewise.
2162 (thread_through_loop_header): Likewise.
2164 2007-06-06 Eric Christopher <echristo@apple.com>
2166 * config/i386/i386.c (override_options): Move handling
2167 of TARGET_SUBTARGET* earlier.
2169 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2171 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2174 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2176 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2177 emited outside of basic block.
2178 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2180 * rtl.h (delete_insn_chain): Declaration changed.
2181 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2183 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2184 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2185 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2186 to delete_insn_chain.
2187 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2188 do not have bb field set.
2189 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2191 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2192 * cfgcleanup.c (try_optimize_cfg): Ditto.
2194 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2196 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2197 (lambda_body_vector_new): Use type safe memory macros.
2198 (lambda_linear_expression_new): Likewise.
2199 (lambda_loopnest_new): Likewise.
2200 (lambda_lattice_new): Likewise.
2201 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2202 conventions. Use type safe memory macros.
2203 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2204 (lambda_body_vector_s): Likewise.
2205 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2206 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2208 2007-06-06 Richard Guenther <rguenther@suse.de>
2210 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2211 if we need to schedule cfg_cleanup.
2212 (tree_ssa_forward_propagate_single_use_vars): Do so.
2214 2007-06-06 Ian Lance Taylor <iant@google.com>
2216 * fold-const.c (merge_ranges): If range_successor or
2217 range_predecessor fail, just return 0.
2219 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2221 PR tree-optimization/32216
2222 * tree-vectorizer.c (supportable_widening_operation): Determine
2223 signedness of FIX_TRUNC_EXPR from output operand.
2224 (supportable_narrowing_operation): Ditto.
2225 * tree-vect-generic.c (expand_vector_operations_1): Determine
2226 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2229 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2231 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2232 (struct pta): ...from here. Change flags to unsigned to avoid
2233 excessive casting (as it is used as a bit mask).
2234 (override_options): Add casts according to the coding convenventions.
2235 (x86_64_elf_unique_section): Likewise.
2236 (examine_argument): Avoid using C++ keywords as variable names.
2237 (construct_container): Likewise.
2238 (legitimize_pic_address): Likewise.
2239 (get_dllimport_decl): Cast according to the coding conventions. Use
2240 type safe memory macros.
2241 (legitimize_address): Cast according to the coding conventions.
2242 (emit_i387_cw_initialization): Corrected the type of slot to enum
2244 (ix86_init_machine_status): Use type safe memory macros.
2245 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2246 (bdesc_pcmpistr): Likewise.
2247 (bdesc_crc32): Likewise.
2248 (bdesc_sse_3arg): Likewise.
2249 (bdesc_2arg): Likewise.
2250 (bdesc_1arg): Likewise.
2251 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
2252 (ix86_expand_sse_pcmpistr): Likewise.
2253 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
2254 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
2255 int to match the langhook definition.
2256 (ix86_builtin_conversion): Change the type of code to unsigned init to
2257 match the langhook definition.
2258 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
2260 (ix86_preferred_output_reload_class): Likewise.
2261 (ix86_cannot_change_mode_class): Likewise.
2262 (ix86_memory_move_cost): Likewise.
2263 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
2264 avoid excessive casting later on.
2265 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
2267 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
2270 as flags setting insn.
2271 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
2273 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2275 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
2276 (UNSPEC_ROUND): New.
2277 ("sse4_1_round<mode>2"): New insn pattern.
2278 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
2280 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
2281 expander using SSEMODEF mode macro. Expand using
2282 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2283 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
2284 expander using SSEMODEF mode macro. Expand using
2285 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2286 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
2287 expander using SSEMODEF mode macro. Expand using
2288 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
2289 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
2290 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
2291 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
2294 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
2295 Sebastian Pop <sebpop@gmail.com>
2297 * lambda.h (build_linear_expr): New.
2298 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
2299 Use build_linear_expr, call fold and force_gimple_operand.
2300 (lambda_loopnest_to_gcc_loopnest): Check that there is
2301 something to insert.
2302 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
2304 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
2306 PR preprocessor/23479
2307 * doc/extend.texi: Document the 0b-prefixed binary integer
2310 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2312 PR tree-optimization/32215
2313 * tree-vectorizer.c (supportable_widening_operation): Return false
2314 for unsupported FIX_TRUNC_EXPR tree code.
2315 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
2317 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
2319 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
2320 register on SPE targets. Change documentation to reflect
2322 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
2323 Change FIXED_SCRATCH to 14 and document why we're keeping r14
2324 out of the register allocation pool.
2325 (rs6000_reg_live_or_pic_offset_p): New function.
2326 (rs6000_emit_prologue): Move the actual saving of LR up to free
2327 r0 for holding r11. Split saving of SPE 64-bit registers into
2328 its own case. Ensure that offsets will always be in-range for
2329 'evstdd' by using r11 as a scratch register to point at the start
2330 of the SPE save area. Save r11 if necessary, as it is the static
2332 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
2333 into its own case. Ensure that offsets will always be in-range
2334 for 'evldd' by using r11 as a scratch register to point at the
2335 start of the SPE save area. Also adjust r11 when restoring
2336 the stack pointer to compensate for pre-loading r11.
2338 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
2340 * cfg.c (init_flow): Use type safe memory macros.
2341 (alloc_block): Likewise.
2342 (unchecked_make_edge): Likewise.
2343 (dump_flow_info): Avoid using C++ keywords as variable names.
2344 (copy_original_table_clear): Cast according to the coding conventions.
2345 (copy_original_table_set): Likewise.
2346 * cfgexpand (label_rtx_for_bb): Likewise.
2347 (expand_gimple_basic_block): Likewise.
2348 * cfghooks.c (dump_bb): Likewise.
2349 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
2351 (lv_add_condition_to_bb): Likewise.
2352 * cfglayout (relink_block_chain): Cast according to the coding
2354 (fixup_reorder_chain): Likewise.
2355 (fixup_fallthru_exit_predecessor): Likewise.
2356 * cfgloop.c (glb_enum_p): Likewise.
2357 (get_exit_description): Likewise.
2358 (dump_recorded_exit): Likewise.
2359 * cfgloop.h (enum loop_estimation): Move out of struct scope...
2360 (struct loop): ... from here.
2361 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
2363 * cfgrtl.c (rtl_create_basic_block): Likewise.
2364 (rtl_split_block): Likewise.
2365 (rtl_dump_bb): Likewise.
2366 (cfg_layout_split_block): Likewise.
2367 (init_rtl_bb_info): Use typesafe memory macros.
2369 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
2370 * graphds.h: Updated all usages of edge to graph_edge.
2371 * graphds.c: Likewise.
2372 * cfgloopanal.c: Likewise.
2374 2007-06-05 Ian Lance Taylor <iant@google.com>
2376 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
2377 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
2378 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
2380 (test_for_singularity): Likewise.
2382 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2384 * config/i386/constraints.md ("Y2"): Replaced by ...
2386 * config/i386/i386.md: Likewise.
2387 * config/i386/mmx.md: Likewise.
2388 * config/i386/sse.md: Likewise.
2390 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
2392 * config/i386/constraints.md ("z"): Replaced by ...
2394 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
2395 (sse4_1_blendvps): Likewise.
2396 (sse4_1_pblendvb): Likewise.
2397 (sse4_2_pcmpestr): Likewise.
2398 (sse4_2_pcmpestrm): Likewise.
2399 (sse4_2_pcmpestr_cconly): Likewise.
2400 (sse4_2_pcmpistr): Likewise.
2401 (sse4_2_pcmpistrm): Likewise.
2402 (sse4_2_pcmpistr_cconly): Likewise.
2404 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
2406 * matrix-reorg.c (transform_access_sites): Fix computation.
2407 (transform_allocation_sites): Same.
2409 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2411 * config/i386/i386.c (override_options): Use
2412 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
2414 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
2417 (nonimm_not_xmm0_operand): Ditto.
2418 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
2419 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
2420 as operand[2] predicate. Require "z" class XMM register for
2421 operand[3]. Adjust asm template.
2422 ("sse4_1_blendvpd"): Ditto.
2423 ("sse4_1_pblendvb"): Ditto.
2424 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
2425 force op2 into xmm0 register for variable blend instructions.
2427 2007-06-04 Tom Tromey <tromey@redhat.com>
2429 * c-tree.h (start_enum): Update.
2430 (build_enumerator): Likewise.
2431 * c-decl.c (enum_next_value): Removed.
2432 (enum_overflow): Likewise.
2433 (start_enum): Add c_enum_contents argument. Don't use globals.
2434 (build_enumerator): Likewise.
2435 * c-tree.h (struct c_enum_contents): New struct.
2437 2007-06-04 Tom Tromey <tromey@redhat.com>
2439 * c-common.c (c_common_get_alias_set): Fix indentation.
2441 2007-06-04 Ian Lance Taylor <iant@google.com>
2443 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
2444 to overflow, reduce overflow infinity to regular infinity.
2445 (vrp_var_may_overflow): New static function.
2446 (vrp_visit_phi_node): Check vrp_var_may_overflow.
2448 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
2450 * stor-layout.c (layout_type): Remove duplicate code.
2452 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
2455 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
2456 before build_common_builtin_nodes ().
2458 2007-06-04 Steve Ellcey <sje@cup.hp.com>
2461 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
2463 2007-06-04 Jan Hubicka <jh@suse.cz>
2465 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
2466 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
2467 instead of _stat version.
2469 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2471 PR tree-optimization/32194
2472 * tree-predcom.c (determine_offset): Check that both references have
2475 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
2477 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
2478 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
2479 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
2480 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
2481 Add argument to iterate_fix_dominators call.
2482 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
2483 * gcse.c (hoist_code): Change domby to vector.
2484 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
2485 Add argument to iterate_fix_dominators call.
2486 * loop-doloop.c (doloop_modify): Changed recount_dominator to
2487 recompute_dominator.
2488 * lambda-code.c (perfect_nestify): Ditto.
2489 * cfgloopanal.c: Include graphds.h.
2490 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
2491 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
2492 (mark_irreducible_loops): Use graphds_scc. Remove argument from
2494 * graphds.c: New file.
2495 * graphds.h: New file.
2496 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
2497 (get_dominated_by, get_dominated_by_region): Change return type to
2499 (verify_dominators): Recompute all dominators and compare the results.
2500 (recount_dominator): Renamed to ...
2501 (recompute_dominator): ... this. Do not check that the block is
2503 (iterate_fix_dominators): Reimplemented.
2504 (prune_bbs_to_update_dominators, root_of_dom_tree,
2505 determine_dominators_for_sons): New functions.
2506 * et-forest.c (et_root): New function.
2507 * et-forest.h (et_root): Declare.
2508 * Makefile.in (graphds.o): Add.
2509 (cfgloopanal.o): Add graphds.h dependency.
2510 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
2511 * basic-block.h (get_dominated_by, get_dominated_by_region,
2512 iterate_fix_dominators): Declaration changed.
2513 (recount_dominator): Renamed to ...
2514 (recompute_dominator): ... this.
2515 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
2516 (thread_through_all_blocks): Do not free dominance info.
2518 2007-06-03 Andreas Schwab <schwab@suse.de>
2520 * config/m68k/m68k.c (override_options): Don't override
2522 * config/m68k/m68k-modes.def (SF, DF): Define to use
2523 motorola_single_format and motorola_double_format, resp.
2524 * real.c (motorola_single_format): Renamed from
2525 coldfire_single_format.
2526 (motorola_double_format): Renamed from coldfire_double_format.
2527 (encode_ieee_extended): Generate a proper canonical NaN image
2528 respecting canonical_nan_lsbs_set.
2529 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
2531 * real.h: Adjust declarations.
2533 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
2536 * config/sh/sh.md (symGOT_load): Don't schedule insns when
2537 the symbol is generated with the stack protector.
2539 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
2541 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
2542 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
2544 * doc/extend.texi (interrupt): Mention m68k.
2546 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
2549 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
2550 (ix86_expand_sse_pcmpestr): Do not check operands for
2551 "register_operand", when insn operand predicate is "register_operand".
2552 (ix86_expand_sse_pcmpistr): Ditto.
2554 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
2555 Uros Bizjak <ubizjak@gmail.com>
2557 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
2558 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
2559 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
2560 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
2561 * config/i386/constraints.md ("z"): New register constraint
2562 for members of SSE_FIRST_REG class.
2563 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
2564 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
2565 SSE_FIRST_REG class.
2566 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
2567 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
2568 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
2569 (IX86_BUILTIN_PCMPESTRM128): Likewise.
2570 (IX86_BUILTIN_PCMPESTRA128): Likewise.
2571 (IX86_BUILTIN_PCMPESTRC128): Likewise.
2572 (IX86_BUILTIN_PCMPESTRO128): Likewise.
2573 (IX86_BUILTIN_PCMPESTRS128): Likewise.
2574 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
2575 (IX86_BUILTIN_PCMPISTRI128): Likewise.
2576 (IX86_BUILTIN_PCMPISTRM128): Likewise.
2577 (IX86_BUILTIN_PCMPISTRA128): Likewise.
2578 (IX86_BUILTIN_PCMPISTRC128): Likewise.
2579 (IX86_BUILTIN_PCMPISTRO128): Likewise.
2580 (IX86_BUILTIN_PCMPISTRS128): Likewise.
2581 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
2582 (struct builtin_description): Change "flag" field to unsigned.
2583 (bdesc_pcmpestr): New builtin description table.
2584 (bdesc_pcmpistr): Likewise.
2585 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
2586 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
2587 Initialize pcmp[ei]str[im] insns for SSE4.2.
2588 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
2589 (ix86_expand_sse_pcmpistr): Likewise.
2590 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
2591 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
2592 (UNSPEC_PCMPISTR): Likewise.
2593 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
2594 (sse4_2_pcmpestri):New isns pattern.
2595 (sse4_2_pcmpestrm): Likewise.
2596 (sse4_2_pcmpestr_cconly): Likewise.
2597 (sse4_2_pcmpistr): New insn patern and splitter.
2598 (sse4_2_pcmpistri):New isns pattern.
2599 (sse4_2_pcmpistrm): Likewise.
2600 (sse4_2_pcmpistr_cconly): Likewise.
2601 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
2604 2007-06-01 David Daney <ddaney@avtrex.com>
2606 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
2607 LOADGP_ABSOLUTE and not binds_local_p.
2609 2007-06-01 Geoffrey Keating <geoffk@apple.com>
2611 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
2613 2007-06-01 Ian Lance Taylor <iant@google.com>
2615 * tree-vrp.c (compare_name_with_value): Always set
2616 used_strict_overflow if we get a result from the variable itself.
2618 2007-06-01 Ian Lance Taylor <iant@google.com>
2620 PR rtl-optimization/31455
2621 * lower-subreg.c (find_decomposable_subregs): Don't decompose
2622 subregs which have a cast between modes which are not tieable.
2624 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
2626 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
2627 breaks after return statements.
2629 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
2631 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
2632 only after no_new_pseudos.
2634 2007-05-31 Eric Christopher <echristo@apple.com>
2636 * expr.c (convert_move): Assert that we don't have a BLKmode
2638 (store_expr): Handle BLKmode moves by calling emit_block_move.
2640 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
2642 * c-typeck.c (build_indirect_ref): Include type in error message.
2643 (build_binary_op): Pass types to binary_op_error.
2644 * c-common.c (binary_op_error): Take two type arguments, print out
2646 * c-common.h (binary_op_error): Update prototype.
2648 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2650 * config/i386/i386.c: Correct coments on -mno-sse4.
2652 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
2654 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
2655 (x86_64-*-*): Likewise.
2656 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
2657 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
2658 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
2659 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
2660 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
2661 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
2662 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
2663 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
2664 (OPTION_MASK_ISA_SSE4): Likewise.
2665 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
2666 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
2667 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
2668 (override_options): Support SSE4.2.
2669 (ix86_build_const_vector): Support SImode and DImode.
2670 (ix86_build_signbit_mask): Likewise.
2671 (ix86_expand_int_vcond): Support V2DImode.
2672 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
2673 (IX86_BUILTIN_CRC32HI): Likewise.
2674 (IX86_BUILTIN_CRC32SI): Likewise.
2675 (IX86_BUILTIN_CRC32DI): Likewise.
2676 (IX86_BUILTIN_PCMPGTQ): Likewise.
2677 (bdesc_crc32): Likewise.
2678 (bdesc_sse_3arg): Likewise.
2679 (ix86_expand_crc32): Likewise.
2680 (ix86_init_mmx_sse_builtins): Support SSE4.2.
2681 (ix86_expand_builtin): Likewise.
2682 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
2683 __SSE4_2__ for -msse4.2.
2684 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
2685 (CRC32MODE): Likewise.
2686 (crc32modesuffix): Likewise.
2687 (crc32modeconstraint): Likewise.
2688 (sse4_2_crc32<mode>): Likewise.
2689 (sse4_2_crc32di): Likewise.
2690 * config/i386/i386.opt (msse4.2): New for SSE4.2.
2692 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
2693 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
2694 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
2695 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
2696 (vcondu<mode>): Likewise.
2697 * doc/extend.texi: Document SSE4.2 built-in functions.
2698 * doc/invoke.texi: Document -msse4.2/-msse4.
2700 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2702 PR tree-optimization/32160
2703 * tree-predcom.c (predcom_tmp_var): New function. Mark created
2704 variable as gimple reg.
2705 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
2707 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
2709 * gcc.c (main): Don't consider linker options when issuing the
2710 warning about a linker input file not being used.
2712 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2714 * tree-vrp.c (compare_names): Initialize sop.
2716 2007-05-30 Dirk Mueller <dmueller@suse.de>
2718 * cgraphunit.c (cgraph_analyze_function): Remove
2719 computation of inline parameters.
2721 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
2725 2007-05-30 Richard Sandiford <richard@codesourcery.com>
2727 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
2728 Add vx-common.h. Include vxworks.h between vx-common.h and
2730 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
2732 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
2733 (TARGET_ASM_DESTRUCTOR): Likewise.
2734 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
2735 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
2736 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2737 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
2738 (VXWORKS_ENDIAN_SPEC): Define.
2739 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
2740 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
2741 VXWORKS_* equivalents.
2742 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
2743 (ASM_FILE_START): Delete.
2744 (TARGET_VERSION): Reformat.
2745 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
2746 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
2747 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
2748 (FPBIT, DPBIT): Define.
2749 (fp-bit.c, dp-bit.c): New rules.
2750 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
2751 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
2752 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
2753 * config/arm/arm.h: Include vxworks-dummy.h.
2754 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
2755 Mark with ATTRIBUTE_UNUSED.
2756 (arm_override_options): Do not allow VxWorks RTP PIC to be used
2757 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
2758 make it incompatible with -msingle-pic-base.
2759 (arm_function_ok_for_sibcall): Return false for calls that might
2760 go through a VxWorks PIC PLT entry.
2761 (require_pic_register): New function, split out from...
2762 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
2764 (arm_load_pic_register): Handle the VxWorks RTP initialization
2765 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
2766 (arm_emit_call_insn): New function.
2767 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
2768 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
2769 (pic_offset_arm): New pattern.
2770 (call, call_value): Use arm_emit_call_insn.
2771 (call_internal, call_value_internal): New expanders.
2772 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
2773 VxWorks unless __PIC__.
2775 2007-05-30 Eric Christopher <echristo@gmail.com>
2777 * genrecog.c: Include regs.h in generated file.
2778 * genemit.c: Ditto. Fix up formatting.
2779 * config/mn10300/constraints.md: New.
2780 * config/mn10300/mn10300.md: Include.
2781 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
2782 Fix up for removed macro.
2783 * config/mn10300/predicates.md (call_address_operand): Ditto.
2784 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
2785 (CONST_OK_FOR_I): Ditto.
2786 (CONST_OK_FOR_J): Ditto.
2787 (CONST_OK_FOR_K): Ditto.
2788 (CONST_OK_FOR_L): Ditto.
2789 (CONST_OK_FOR_M): Ditto.
2790 (CONST_OK_FOR_N): Ditto.
2791 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
2795 (EXTRA_CONSTRAINT): Ditto.
2797 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
2801 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
2802 OPTION_MASK_ISA_64BIT.
2803 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
2805 2007-05-30 Richard Guenther <rguenther@suse.de>
2808 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
2809 types for comparison.
2810 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
2811 with original typed arguments.
2812 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
2814 2007-05-30 Jakub Jelinek <jakub@redhat.com>
2816 PR tree-optimization/31769
2817 * except.c (duplicate_eh_regions): Clear prev_try if
2818 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
2820 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
2822 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
2823 * tree-ssa-sink.c (statement_sink_location): Return basic block and
2824 bsi of the location where statements should be inserted.
2825 (sink_code_in_bb): Take bsi from statement_sink_location.
2826 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
2827 instead of bsi_start.
2828 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
2830 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
2831 (bsi_move_before): Document inconsistency with bsi_move_after.
2832 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
2834 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386.h (TARGET_ABM): New define.
2837 (TARGET_POPCNT): Ditto.
2838 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
2839 New temporary defines to redefine from OPTION_ISA_* defines.
2840 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
2841 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
2842 (ix86_isa_flags): New extern int declaration.
2843 (TARGET_SUBTARGET_DEFAULT): New define.
2844 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
2845 (TARGET_SUBTARGET32_DEFAULT): Ditto.
2846 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
2847 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2848 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
2849 * config/i386/darwin.h: Change TARGET_64BIT define to
2852 * config/i386/i386.opt (m3dnowa): Define as undocumented option
2853 using existing "ix86_isa_flags" varible.
2854 (m32, m64): Use existing "ix86_isa_flags" variable.
2855 (mmmx, m3dnow): Ditto.
2856 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
2857 (mabm): Define as non-negative option using "x86_abm" variable.
2858 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
2860 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
2861 Rewrite feature test bitmap.
2862 (ix86_isa_flags): New initialized global int varible.
2863 (ix86_isa_flags_explicit): New static int variable.
2864 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
2865 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
2866 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
2867 target_flags_explicit.
2868 (override_options): Remove "target_enable" and "target_disable" fields
2869 from "struct ptt". Update processor_target_table accordingly. Remove
2870 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
2871 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
2872 "target_flags" and "ix86_isa_flags_explicit" instead of
2873 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
2874 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
2875 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
2876 to true when either of PTA_POPCNT or PTA_ABM is set in
2877 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
2878 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
2879 processor_alias_table flags entry. Remove handling of
2880 "target_enable" and "target_disable" fields of processor_target_table.
2881 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
2882 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
2883 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
2884 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
2885 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
2887 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
2889 2007-05-29 David Daney <ddaney@avtrex.com>
2892 * config/mips/mips.c (mips_output_mi_thunk): Emit
2893 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
2895 2007-05-29 Hui-May Chang <hm.chang@apple.com>
2896 * config/i386/i386.c (ix86_function_regparm): Added checking of
2897 ix86_force_align_arg_pointer to determine the number of
2898 register parameters.
2900 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
2902 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
2903 (SET_DR_MISALIGNMENT): New.
2904 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
2905 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
2906 Use SET_DR_MISALIGNMENT.
2907 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
2909 * tree-data-ref.c (create_data_ref, compute_all_dependences,
2910 find_loop_nest): Export.
2911 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
2912 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
2913 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
2914 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
2916 (struct mem_ref): Add field reuse_distance.
2917 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
2918 Initialize reuse_distance field.
2919 (issue_prefetch_ref): Select temporality of prefetch according to
2921 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
2922 self_reuse_distance, determine_loop_nest_reuse): New functions.
2923 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
2924 (tree_ssa_prefetch_arrays): Dump L2 cache size.
2925 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
2928 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
2930 * tree-ssa-alias.c: Add aliasing overview.
2932 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
2933 Danny Smith <dannysmith@users.sourceforge.net>
2936 * config/i386/t-crtfm: Compile crtfastmath.o with
2937 -minline-all-stringops.
2938 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
2939 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
2941 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2943 * doc/md.texi: Document constraints on HP PA-RISC.
2945 * pa/constraints.md: New file.
2946 * pa.md: Include constraints.md.
2947 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
2948 (integer_store_memory_operand, ldil_cint_p): New functions.
2949 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
2950 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2951 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
2952 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
2953 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
2955 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
2958 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
2959 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
2960 case POSTDECREMENT_EXPR>): Return the error_mark_node
2961 if either the real or imaginary parts would an
2964 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
2966 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
2967 name when we remove it from a call.
2969 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
2971 * targhooks.c (default_narrow_bitfield): Remove.
2972 * targhooks.h: Remove the prototype for
2973 default_narrow_bitfield.
2975 * langhooks-def.h: Remove the prototype for
2976 hook_get_alias_set_0.
2977 * langhooks.c (hook_get_alias_set_0): Remove.
2979 * global.c (EXECUTE_IF_CONFLICT): Remove.
2981 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2984 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
2985 return true when truth_value_p is true and the type
2988 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
2990 * doc/install.texi (Prerequisites): We no longer require Autoconf
2991 2.13 for the top-level.
2993 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
2995 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
2996 memory access via x86_expand_vector_move_misalign() only for
2997 TImode values on 32-bit targets.
2999 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3001 * matrix-reorg.c: New file. Implement matrix flattening and
3002 transposing optimization.
3003 * tree-pass.h: Add matrix reorg pass.
3004 * common.opt: Add fipa-mreorg flag.
3005 * Makefile.in: Add matrix-reorg.c.
3006 * passes.c: Add matrix reorg pass.
3007 * varpool.c (add_new_static_var): New function.
3008 * cgraph.h (add_new_static_var): Declare.
3010 2007-05-27 Eric Christopher <echristo@apple.com>
3012 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3013 sp_offset depending on stack size. Save r12 depending
3014 on registers we're saving later.
3015 (rs6000_emit_epilogue): Update sp_offset depending only
3018 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3020 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3021 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3022 * ifcvt.c (if_convert): Ditto.
3023 * tree-ssa-threadupdate.c (thread_block): Ditto.
3024 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3025 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3026 verify_loop_closed_ssa): Check number_of_loops instead of
3028 * predict.c (tree_estimate_probability): Ditto.
3029 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3030 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3031 * modulo-sched.c (sms_schedule): Ditto.
3032 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3033 (scev_finalize): Do not do anything if scev analysis was not
3035 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3036 current_loops == NULL.
3037 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3038 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3040 (loop_optimizer_finalize): Assert that loops were analyzed.
3041 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3042 rtl_doloop): Check number_of_loops instead of current_loops.
3043 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3044 current_loops == NULL.
3045 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3046 gate_tree_vectorize tree_linear_transform, check_data_deps,
3047 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3048 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3049 Check number_of_loops instead of current_loops.
3050 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3051 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3052 free loops if available.
3053 (execute_pre): Do not pass do_fre to fini_pre.
3055 2007-05-27 Tobias Burnus <burnus@net-b.de>
3058 * real.c (mpfr_from_real): Fix sign of -Inf.
3060 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3062 * tree-vect-transform.c (vectorizable_conversion): Initialize
3063 tree_code variables to ERROR_MARK.
3064 (vectorizable_type_demotion): Likewise.
3065 (vectorizable_type_promotion): Likewise.
3067 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3070 * config/i386/i386.md (movti): Handle push operands via
3073 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3075 * basic-block.h: Remove the prototype for merge_seq_blocks.
3076 * cfgcleanup.c (merge_seq_blocks): Remove.
3078 * tree-flow.h: Remove the prototype for is_aliased_with.
3079 * tree-ssa-alias.c (is_aliased_with): Remove.
3081 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3083 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3085 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3087 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3088 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3089 (vec_unpacks_hi_v16qi): Likewise.
3090 (vec_unpacku_lo_v16qi): Likewise.
3091 (vec_unpacks_lo_v16qi): Likewise.
3092 (vec_unpacku_hi_v8hi): Likewise.
3093 (vec_unpacks_hi_v8hi): Likewise.
3094 (vec_unpacku_lo_v8hi): Likewise.
3095 (vec_unpacks_lo_v8hi): Likewise.
3096 (vec_unpacku_hi_v4si): Likewise.
3097 (vec_unpacks_hi_v4si): Likewise.
3098 (vec_unpacku_lo_v4si): Likewise.
3099 (vec_unpacks_lo_v4si): Likewise.
3101 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3103 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3104 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3105 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3106 follow spelling conventions in various
3107 warning/error/diagnostic messages.
3109 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3110 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3111 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3112 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3113 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3114 * doc/tm.texi: Follow spelling conventions.
3116 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3119 * tree-ssa-forwprop.c
3120 (forward_propagate_addr_into_variable_array_index): Remove
3121 the lhs argument. Use the type of def_rhs instead of lhs.
3122 (forward_propagate_addr_expr_1): Update use of
3123 forward_propagate_addr_into_variable_array_index.
3125 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3126 Nigel Stephens <nigel@mips.com>
3128 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3129 function attributes, "far" being an alias for "long_call".
3130 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3131 (mips_near_type_p, mips_far_type_p): New.
3132 (mips_comp_type_attributes): New function to check that attributes
3133 attached to a function type are compatible.
3134 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3135 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3136 to the target function of the thunk.
3137 (mips_encode_section_info): Check for "near" and "far" function
3138 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3140 * config/mips/predicates.md (const_call_insn_operand): Test only
3141 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3143 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3146 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3147 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3148 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3149 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3151 2007-05-25 Eric Christopher <echristo@apple.com>
3153 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3154 to x86-darwin configurations.
3155 * config/i386/t-darwin: Add softfp support.
3156 * config/i386/t-darwin64: Ditto.
3157 * config/i386/sfp-machine.h: If mach then don't use
3158 aliasing, emit a stub to call.
3160 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3162 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3163 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3164 tree-predcom.c, tree-ssa-alias-warnings.c,
3165 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3166 comment typos. Follow spelling conventions.
3167 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3169 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3172 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3173 constants into memory. Expand unaligned memory references for
3174 SSE modes via x86_expand_vector_move_misalign() function.
3176 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3178 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3179 "memory" attribute for "sseishft" type insn without operands[2].
3181 2007-05-25 Dirk Mueller <dmueller@suse.de>
3182 Marcus Meissner <meissner@suse.de>
3184 * doc/extend.texi (alloc_size): New attribute.
3185 * c-common.c (handle_alloc_size_attribute): New.
3186 * tree-object-size.c (alloc_object_size): Use alloc_size
3187 attribute, if available.
3189 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3191 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3193 (__builtin_ia32_vec_ext_v2di): Likewise.
3194 (__builtin_ia32_vec_ext_v4si): Likewise.
3195 (__builtin_ia32_vec_ext_v8hi): Likewise.
3196 (__builtin_ia32_vec_ext_v16qi): Likewise.
3197 (__builtin_ia32_vec_set_v8hi): Likewise.
3199 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3201 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3203 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3205 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3206 (arm_is_longcall_p): Rename to...
3207 (arm_is_long_call_p): ...this. Take a single tree argument and
3209 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3210 (CUMULATIVE_ARGS): Remove call_cookie.
3211 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3212 (ENCODED_LONG_CALL_ATTR_P): Delete.
3213 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3214 LONG_CALL_FLAG_CHAR cases.
3215 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3216 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3217 ARM_DECLARE_FUNCTION_SIZE.
3218 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3219 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3220 (arm_encode_call_attribute, current_file_function_operand): Delete.
3221 (arm_function_in_section_p): New function.
3222 (arm_is_longcall_p): Rename to...
3223 (arm_is_long_call_p): ...this. Take the target function as a single
3224 argument and return a bool. Do not rely on call cookies. Check
3225 whether the target symbol is in the same section as the current
3226 function, not just the same compilation unit.
3227 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3228 (arm_encode_section_info): Don't encode a call type.
3229 * config/arm/arm.md (call, call_value): Update calls to
3230 arm_is_long(_)call_p. Simplify logic.
3231 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3232 Update calls to arm_is_long(_)call_p.
3234 2007-05-25 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/31982
3237 * tree-ssa-forwprop.c
3238 (forward_propagate_addr_into_variable_array_index): Handle arrays
3239 with element size one.
3241 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3243 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3244 (umulsi3_highpart): Likewise.
3246 2007-05-24 Ian Lance Taylor <iant@google.com>
3248 PR rtl-optimization/32069
3249 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
3252 2007-05-24 Ollie Wild <aaw@google.com>
3254 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
3257 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
3259 * postreload-gcse.c (reg_changed_after_insn_p): New function.
3260 (oprs_unchanged_p): Use it to check all registers in a REG.
3261 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
3262 (reg_set_between_after_reload_p): Delete.
3263 (reg_used_between_after_reload_p): Likewise.
3264 (reg_set_or_used_since_bb_start): Likewise.
3265 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
3266 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
3267 Use reg_set_between_p instead of reg_set_between_after_reload_p.
3268 * rtlanal.c (reg_set_p): Check whether REG overlaps
3269 regs_invalidated_by_call, rather than just checking the
3270 membership of REGNO (REG).
3272 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3274 * doc/passes.texi: Document predictive commoning.
3275 * doc/invoke.texi (-fpredictive-commoning): Document.
3276 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
3277 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
3278 adding indices to the generated name.
3279 (schedule_sm): Pass 0 to get_lsm_tmp_name.
3280 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
3281 * tree-pretty-print.c (op_symbol_1): Renamed to ...
3282 (op_symbol_code): ... and exported.
3283 (dump_omp_clause, op_symbol): Use op_symbol_code
3284 instead of op_symbol_1.
3285 * tree-pass.h (pass_predcom): Declare.
3286 * timevar.def (TV_PREDCOM): New timevar.
3287 * tree-ssa-loop.c (run_tree_predictive_commoning,
3288 gate_tree_predictive_commoning, pass_predcom): New.
3289 * tree-data-ref.c (find_data_references_in_loop): Find the
3290 references in dominance order.
3291 (canonicalize_base_object_address): Ensure that the result has
3293 (dr_analyze_innermost): Export.
3294 (create_data_ref): Code to fail for references with invariant
3296 (find_data_references_in_stmt): ... here.
3297 * tree-data-ref.h (dr_analyze_innermost): Declare.
3298 * tree-affine.c: Include tree-gimple.h and hashtab.h.
3299 (aff_combination_find_elt, name_expansion_hash,
3300 name_expansion_eq, tree_to_aff_combination_expand,
3301 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
3303 * tree-affine.h (aff_combination_constant_multiple_p,
3304 tree_to_aff_combination_expand): Declare.
3305 * tree-predcom.c: New file.
3306 * common.opt (fpredictive-commoning): New option.
3307 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
3308 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
3309 * Makefile.in (tree-predcom.o): Add.
3310 (tree-affine.o): Add TREE_GIMPLE_H dependency.
3311 * passes.c (init_optimization_passes): Add dceloop after
3312 copy propagation in loop optimizer. Add predictive commoning
3313 to loop optimizer passes.
3315 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3317 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
3320 2007-05-24 Jan Hubicka <jh@suse.cz>
3322 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
3324 (genheader): Include statistics.h.
3326 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
3328 * print-rtl.c (flag_dump_unnumbered): Update comments.
3329 (print_rtl): Fix my previous change.
3330 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
3333 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
3336 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
3338 (thread_through_all_blocks): Call initialize_original_copy_tables
3339 and free_original_copy_tables.
3340 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
3342 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
3343 * cfghooks.c (duplicate_block): Use get_loop_copy.
3344 * cfg.c: Include cfgloop.h.
3345 (loop_copy): New hash table.
3346 (initialize_original_copy_tables): Initialize loop_copy table.
3347 (free_original_copy_tables): Free loop_copy table.
3348 (copy_original_table_clear, copy_original_table_set,
3349 set_loop_copy, get_loop_copy): New functions.
3350 (set_bb_original, set_bb_copy): Use copy_original_table_set.
3351 * cfgloop.h (struct loop): Remove copy field.
3352 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
3353 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
3355 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3357 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
3358 -msse/-msse2/-msse3.
3360 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3362 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
3363 __builtin_ia32_vec_set_v2di with MASK_64BIT.
3365 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
3368 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
3369 * targhooks.h (default_mangle_decl_assembler_name): Declare
3371 * targhooks.c (default_mangle_decl_assembler_name): Define
3373 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
3375 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
3376 * langhooks.c (lhd_set_decl_assembler_name): Call
3377 targetm.mangle_decl_assembler_name for names with global scope.
3379 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
3381 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
3382 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
3384 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
3385 New. Factored out of i386_pe_encode_section_info.
3386 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
3387 Move check for prior decoration of stdcall
3388 symbols to i386_pe_encode_section_info.
3389 (i386_pe_encode_section_info): Adjust call to
3390 gen_stdcall_or_fastcall_suffix. Use
3391 i386_pe_maybe_mangle_decl_assembler_name, if needed.
3392 (i386_pe_mangle_decl_assembler_name): New. Wrap
3393 i386_pe_maybe_mangle_decl_assembler_name.
3395 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3397 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
3398 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
3399 * langhooks.c (get_signed_or_unsigned_type): Don't check for
3400 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
3401 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
3404 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
3405 Nigel Stephens <nigel@mips.com>
3406 Richard Sandiford <richard@codesourcery.com>
3408 Fix up MIPS16 hard float and add support for complex.
3410 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
3411 (TARGET_SOFT_FLOAT_ABI): New.
3412 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
3413 __mips_soft_float to reflect the ABI in use, not whether the
3414 FPU is directly accessible (e.g., in MIPS16 mode).
3415 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
3416 (UNITS_PER_FPVALUE): Likewise.
3418 * config/mips/mips.c (mips_expand_call): Remove redundant
3419 TARGET_MIPS16 check.
3420 (mips_arg_regno): New.
3421 (function_arg_advance): When setting bits in cum->fp_code for
3422 MIPS16, don't subtract 1 from cum->arg_number, since it is now
3424 (function_arg): Use mips_arg_regno.
3425 (mips_return_mode_in_fpr_p): New.
3426 (mips16_call_stub_mode_suffix): New.
3427 (mips16_cfun_returns_in_fpr_p): New.
3428 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
3429 (mips_output_function_prologue): Test mips16_hard_float, not
3430 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
3431 (mips_expand_epilogue): Call MIPS16 helper routines to copy
3432 return value into a floating-point register.
3433 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
3434 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
3435 (mips16_fp_args): Handle MIPS32r2 ISA which supports
3436 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
3437 word of double arguments from or to the high bits of 64-bit
3438 floating point registers.
3439 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
3440 (mips16_fpret_double): New helper function.
3441 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
3442 support for complex modes. Fill in DECL_RESULT for stubdecl.
3443 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
3445 * config/mips/mips16.S
3446 (RET, ARG1, ARG2): New.
3447 (MERGE_GPRf, MERGE_GPRt): New.
3448 (DELAYt, DELAYf): New.
3449 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
3450 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
3451 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
3452 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
3453 (SFOP): Renamed to...
3454 (OPSF3): This, and macro-ified. Updated all uses.
3455 (SFOP2): Renamed to...
3456 (OPSF2): This, and macro-ified. Updated all uses.
3457 (SFCMP): Renamed to...
3458 (CMPSF): This, and macro-ified. Updated all uses.
3459 (SFREVCMP): Renamed to...
3460 (REVCMPSF): This, and macro-ified. Updated all uses.
3461 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
3462 (LDDBL1, LDDBL2, RETDBL): Deleted.
3463 (DFOP): Renamed to...
3464 (OPDF3): This, and macro-ified. Updated all uses.
3465 (DFOP2): Renamed to...
3466 (OPDF2): This, and macro-ified. Updated all uses.
3467 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
3468 (DFCMP): Renamed to...
3469 (CMPDF): This, and macro-ified. Updated all uses.
3470 (DFREVCMP): Renamed to...
3471 (REVCMPDF): This, and macro-ified. Updated all uses.
3472 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
3473 (RET_FUNCTION): New.
3474 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
3475 (__mips16_ret_sc, __mips16_ret_dc): New.
3476 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
3477 STUB_ARGS_6, STUB_ARGS_10): New.
3478 (CALL_STUB_NO_RET): New.
3479 (__mips16_call_stub_1): Macro-ified.
3480 (__mips16_call_stub_5): Macro-ified.
3481 (__mips16_call_stub_2): Macro-ified.
3482 (__mips16_call_stub_6): Macro-ified.
3483 (__mips16_call_stub_9): Macro-ified.
3484 (__mips16_call_stub_10): Macro-ified.
3485 (CALL_STUB_RET): New.
3486 (__mips16_call_stub_sf_0): Macro-ified.
3487 (__mips16_call_stub_sf_1): Macro-ified.
3488 (__mips16_call_stub_sf_5): Macro-ified.
3489 (__mips16_call_stub_sf_2): Macro-ified.
3490 (__mips16_call_stub_sf_6): Macro-ified.
3491 (__mips16_call_stub_sf_9): Macro-ified.
3492 (__mips16_call_stub_sf_10): Macro-ified.
3493 (__mips16_call_stub_df_0): Macro-ified.
3494 (__mips16_call_stub_df_1): Macro-ified.
3495 (__mips16_call_stub_df_5): Macro-ified.
3496 (__mips16_call_stub_df_2): Macro-ified.
3497 (__mips16_call_stub_df_6): Macro-ified.
3498 (__mips16_call_stub_df_9): Macro-ified.
3499 (__mips16_call_stub_df_10): Macro-ified.
3500 (__mips16_call_stub_sc_0): New.
3501 (__mips16_call_stub_sc_1): New.
3502 (__mips16_call_stub_sc_5): New.
3503 (__mips16_call_stub_sc_2): New.
3504 (__mips16_call_stub_sc_6): New.
3505 (__mips16_call_stub_sc_9): New.
3506 (__mips16_call_stub_sc_10): New.
3507 (__mips16_call_stub_dc_0): New.
3508 (__mips16_call_stub_dc_1): New.
3509 (__mips16_call_stub_dc_5): New.
3510 (__mips16_call_stub_dc_2): New.
3511 (__mips16_call_stub_dc_6): New.
3512 (__mips16_call_stub_dc_9): New.
3513 (__mips16_call_stub_dc_10): New.
3515 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
3516 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
3517 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
3519 2007-05-23 Ian Lance Taylor <iant@google.com>
3521 * doc/invoke.texi (Invoking GCC): Document that the order of the
3524 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
3527 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
3528 * config/score/predicate.md (const_pow2, const_npow2): Remove.
3529 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
3533 * config/score/score.c (score_print_operand): Make sure that only
3534 lower bits are used.
3536 2007-05-22 Ian Lance Taylor <iant@google.com>
3538 * tree-vrp.c (avoid_overflow_infinity): New static function,
3539 broken out of set_value_range_to_value.
3540 (set_value_range_to_value): Call avoid_overflow_infinity.
3541 (extract_range_from_assert): Likewise.
3543 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3546 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
3547 change the type before looking for a COMPOUND_EXPR.
3549 2007-05-22 Ian Lance Taylor <iant@google.com>
3551 * lower-subreg.c (decompose_multiword_subregs): If we change an
3552 insn, call remove_retval_note on it.
3554 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3556 * regs.h (end_hard_regno): New function.
3557 (END_HARD_REGNO, END_REGNO): New macros.
3558 (add_to_hard_reg_set): New function.
3559 (remove_from_hard_reg_set): Likewise.
3560 (in_hard_reg_set_p): Likewise.
3561 (overlaps_hard_reg_set_p): Likewise.
3562 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
3563 (note_btr_set): Use END_HARD_REGNO.
3564 * caller-save.c (setup_save_areas): Use end_hard_regno.
3565 (mark_set_regs): Use END_HARD_REGNO.
3566 (add_stored_regs): Use end_hard_regno.
3567 (mark_referenced_regs): Use add_to_hard_reg_set.
3568 * combine.c (update_table_tick): Use END_REGNO.
3569 (record_value_for_reg): Likewise.
3570 (record_dead_and_set_regs): Likewise.
3571 (get_last_value_validate): Likewise.
3572 (use_crosses_set_p): Likewise.
3573 (reg_dead_at_p_1): Likewise.
3574 (reg_dead_at_p): Likewise.
3575 (mark_used_regs_combine): Use add_to_hard_reg_set.
3576 (move_deaths): Use END_HARD_REGNO.
3577 (reg_bitfield_target_p): Use end_hard_regno.
3578 (distribute_notes): Use END_HARD_REGNO.
3579 * cse.c (mention_regs): Use END_REGNO.
3580 (insert): Use add_to_hard_reg_set.
3581 (invalidate): Use END_HARD_REGNO.
3582 (invalidate_for_call): Likewise.
3583 (exp_equiv_p): Use END_REGNO.
3584 (cse_insn): Likewise.
3585 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
3586 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
3587 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
3588 * function.c (keep_stack_depressed): Use end_hard_regno.
3589 * global.c (global_alloc): Use end_hard_regno.
3590 (global_conflicts): Use add_to_hard_reg_set instead of
3592 (find_reg): Likewise.
3593 (mark_reg_store): Likewise.
3594 (mark_reg_conflicts): Likewise.
3595 (mark_reg_death): Use remove_from_hard_reg_set.
3596 (mark_reg_live_nc): Delete.
3597 (set_preference): Use end_hard_regno.
3598 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
3599 remove_from_hard_reg_set.
3600 (post_mark_life): Use add_to_hard_reg_set.
3601 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
3602 (reg_becomes_live): Use add_to_hard_reg_set.
3603 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
3604 (peep2_find_free_register): Use add_to_hard_reg_set.
3605 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
3606 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
3607 * regrename.c (note_sets): Use add_to_hard_reg_set.
3608 (clear_dead_regs): Use remove_from_hard_reg_set.
3609 (regrename_optimize): Use add_to_hard_reg_set.
3610 (find_oldest_value_reg): Use in_hard_reg_set_p.
3611 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
3612 (hard_reg_set_here_p): Use end_hard_regno.
3613 (decompose): Likewise.
3614 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
3615 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
3616 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
3617 (mark_home_live): Use end_hard_regno.
3618 (spill_hard_reg): Likewise.
3619 (clear_reload_reg_in_use): Likewise.
3620 * reorg.c (delete_prior_computation): Use END_REGNO.
3621 * resource.c (update_live_status): Use END_HARD_REGNO.
3622 (mark_referenced_resources): Use add_to_hard_reg_set.
3623 (mark_set_resources): Likewise.
3624 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
3625 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
3626 (reg_overlap_mentioned_p): Likewise.
3627 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
3628 (covers_regno_no_parallel_p): Use END_REGNO.
3629 (find_regno_note): Likewise.
3630 (find_reg_fusage): Use END_HARD_REGNO.
3631 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
3632 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
3634 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
3636 * mode-switching.c (reg_dies): Change type of second argument to
3638 (optimize_mode_switching): Update accordingly.
3640 2007-05-22 Richard Sandiford <richard@codesourcery.com>
3642 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
3644 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
3645 (hard_reg_set_empty_p): ...these new functions.
3646 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
3647 GO_IF_HARD_REG_SUBSET.
3648 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
3649 instead of GO_IF_HARD_REG_EQUAL.
3650 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
3651 instead of GO_IF_HARD_REG_EQUAL.
3652 * global.c (find_reg): Use hard_reg_set_empty_p instead of
3653 GO_IF_HARD_REG_SUBSET.
3654 (modify_reg_pav): Use hard_reg_set_empty_p instead of
3655 GO_IF_HARD_REG_EQUAL.
3656 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
3657 of GO_IF_HARD_REG_SUBSET.
3658 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
3659 instead of GO_IF_HARD_REG_EQUAL.
3660 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
3661 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
3662 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
3663 of GO_IF_HARD_REG_SUBSET,
3664 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
3665 GO_IF_HARD_REG_SUBSET.
3666 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
3667 instead of GO_IF_HARD_REG_EQUAL.
3668 * config/sh/sh.c (push_regs, calc_live_regs): Use
3669 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
3670 (hard_regs_intersect_p): Delete.
3672 2007-05-22 Janis Johnson <janis187@us.ibm.com>
3674 * doc/sourcebuild.texi (Test Directives) Add dg-message.
3676 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
3677 Richard Henderson <rth@redhat.com>
3679 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
3681 (x86_64-*-*): Likewise.
3683 * i386/i386-modes.def (V2QI): New.
3685 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
3687 (override_options): Support SSE4.1.
3688 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
3689 (IX86_BUILTIN_BLENDPS): Likewise.
3690 (IX86_BUILTIN_BLENDVPD): Likewise.
3691 (IX86_BUILTIN_BLENDVPS): Likewise.
3692 (IX86_BUILTIN_PBLENDVB128): Likewise.
3693 (IX86_BUILTIN_PBLENDW128): Likewise.
3694 (IX86_BUILTIN_DPPD): Likewise.
3695 (IX86_BUILTIN_DPPS): Likewise.
3696 (IX86_BUILTIN_INSERTPS128): Likewise.
3697 (IX86_BUILTIN_MOVNTDQA): Likewise.
3698 (IX86_BUILTIN_MPSADBW128): Likewise.
3699 (IX86_BUILTIN_PACKUSDW128): Likewise.
3700 (IX86_BUILTIN_PCMPEQQ): Likewise.
3701 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
3702 (IX86_BUILTIN_PMAXSB128): Likewise.
3703 (IX86_BUILTIN_PMAXSD128): Likewise.
3704 (IX86_BUILTIN_PMAXUD128): Likewise.
3705 (IX86_BUILTIN_PMAXUW128): Likewise.
3706 (IX86_BUILTIN_PMINSB128): Likewise.
3707 (IX86_BUILTIN_PMINSD128): Likewise.
3708 (IX86_BUILTIN_PMINUD128): Likewise.
3709 (IX86_BUILTIN_PMINUW128): Likewise.
3710 (IX86_BUILTIN_PMOVSXBW128): Likewise.
3711 (IX86_BUILTIN_PMOVSXBD128): Likewise.
3712 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
3713 (IX86_BUILTIN_PMOVSXWD128): Likewise.
3714 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
3715 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
3716 (IX86_BUILTIN_PMOVZXBW128): Likewise.
3717 (IX86_BUILTIN_PMOVZXBD128): Likewise.
3718 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
3719 (IX86_BUILTIN_PMOVZXWD128): Likewise.
3720 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
3721 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
3722 (IX86_BUILTIN_PMULDQ128): Likewise.
3723 (IX86_BUILTIN_PMULLD128): Likewise.
3724 (IX86_BUILTIN_ROUNDPD): Likewise.
3725 (IX86_BUILTIN_ROUNDPS): Likewise.
3726 (IX86_BUILTIN_ROUNDSD): Likewise.
3727 (IX86_BUILTIN_ROUNDSS): Likewise.
3728 (IX86_BUILTIN_PTESTZ): Likewise.
3729 (IX86_BUILTIN_PTESTC): Likewise.
3730 (IX86_BUILTIN_PTESTNZC): Likewise.
3731 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
3732 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
3733 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
3734 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
3735 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
3737 (bdesc_sse_3arg): Likewise.
3738 (bdesc_2arg): Likewise.
3739 (bdesc_1arg): Likewise.
3740 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
3742 (ix86_expand_sse_4_operands_builtin): New.
3743 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
3744 smaller than 8 bits as the 2nd arg.
3745 (ix86_expand_sse_ptest): New.
3746 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
3747 (ix86_expand_vector_set): Support SSE4.1.
3748 (ix86_expand_vector_extract): Likewise.
3750 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3751 __SSE4_1__ for -msse4.1.
3753 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
3754 (UNSPEC_INSERTPS): Likewise.
3755 (UNSPEC_DP): Likewise.
3756 (UNSPEC_MOVNTDQA): Likewise.
3757 (UNSPEC_MPSADBW): Likewise.
3758 (UNSPEC_PHMINPOSUW): Likewise.
3759 (UNSPEC_PTEST): Likewise.
3760 (UNSPEC_ROUNDP): Likewise.
3761 (UNSPEC_ROUNDS): Likewise.
3763 * config/i386/i386.opt (msse4.1): New for SSE4.1.
3765 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
3766 (const_pow2_1_to_32768_operand): Likewise.
3768 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
3771 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
3773 (sse4_1_insertps): Likewise.
3774 (*sse4_1_extractps): Likewise.
3775 (sse4_1_ptest): Likewise.
3776 (sse4_1_mulv2siv2di3): Likewise.
3777 (*sse4_1_mulv4si3): Likewise.
3778 (*sse4_1_smax<mode>3): Likewise.
3779 (*sse4_1_umax<mode>3): Likewise.
3780 (*sse4_1_smin<mode>3): Likewise.
3781 (*sse4_1_umin<mode>3): Likewise.
3782 (sse4_1_eqv2di3): Likewise.
3783 (*sse4_1_pinsrb): Likewise.
3784 (*sse4_1_pinsrd): Likewise.
3785 (*sse4_1_pinsrq): Likewise.
3786 (*sse4_1_pextrb): Likewise.
3787 (*sse4_1_pextrb_memory): Likewise.
3788 (*sse4_1_pextrw_memory): Likewise.
3789 (*sse4_1_pextrq): Likewise.
3790 (sse4_1_blendpd): Likewise.
3791 (sse4_1_blendps): Likewise.
3792 (sse4_1_blendvpd): Likewise.
3793 (sse4_1_blendvps): Likewise.
3794 (sse4_1_dppd): Likewise.
3795 (sse4_1_dpps): Likewise.
3796 (sse4_1_movntdqa): Likewise.
3797 (sse4_1_mpsadbw): Likewise.
3798 (sse4_1_packusdw): Likewise.
3799 (sse4_1_pblendvb): Likewise.
3800 (sse4_1_pblendw): Likewise.
3801 (sse4_1_phminposuw): Likewise.
3802 (sse4_1_extendv8qiv8hi2): Likewise.
3803 (*sse4_1_extendv8qiv8hi2): Likewise.
3804 (sse4_1_extendv4qiv4si2): Likewise.
3805 (*sse4_1_extendv4qiv4si2): Likewise.
3806 (sse4_1_extendv2qiv2di2): Likewise.
3807 (*sse4_1_extendv2qiv2di2): Likewise.
3808 (sse4_1_extendv4hiv4si2): Likewise.
3809 (*sse4_1_extendv4hiv4si2): Likewise.
3810 (sse4_1_extendv2hiv2di2): Likewise.
3811 (*sse4_1_extendv2hiv2di2): Likewise.
3812 (sse4_1_extendv2siv2di2): Likewise.
3813 (*sse4_1_extendv2siv2di2): Likewise.
3814 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3815 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3816 (sse4_1_zero_extendv4qiv4si2): Likewise.
3817 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3818 (sse4_1_zero_extendv2qiv2di2): Likewise.
3819 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3820 (sse4_1_zero_extendv4hiv4si2): Likewise.
3821 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3822 (sse4_1_zero_extendv2hiv2di2): Likewise.
3823 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3824 (sse4_1_zero_extendv2siv2di2): Likewise.
3825 (*sse4_1_zero_extendv2siv2di2): Likewise.
3826 (sse4_1_roundpd): Likewise.
3827 (sse4_1_roundps): Likewise.
3828 (sse4_1_roundsd): Likewise.
3829 (sse4_1_roundss): Likewise.
3830 (mulv4si3): Don't expand for SSE4.1.
3831 (smax<mode>3): Likewise.
3832 (umaxv4si3): Likewise.
3833 (uminv16qi3): Likewise.
3834 (umin<mode>3): Likewise.
3835 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
3837 * doc/extend.texi: Document SSE4.1 built-in functions.
3839 * doc/invoke.texi: Document -msse4.1.
3841 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
3843 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
3844 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
3845 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
3846 (ASM_SPEC): Add asm_pcrel_spec.
3847 (EXTRA_SPECS): Add asm_pcrel_spec.
3849 2007-05-21 David Daney <ddaney@avtrex.com>
3851 * doc/install.texi (Building a cross compiler): Add requirements
3852 for Java cross compiler.
3854 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3857 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
3858 Add loopno argument. Use evolution_function_is_invariant_rec_p
3859 instead of evolution_function_is_constant_p.
3860 Update calls to evolution_function_is_affine_multivariate_p.
3861 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
3862 Add loopno argument.
3863 * tree-scalar-evolution.c (gather_chrec_stats): Call
3864 evolution_function_is_affine_multivariate_p with a loop
3866 * tree-data-ref.c (analyze_miv_subscript): Likewise.
3867 (analyze_overlapping_iterations): Likewise.
3868 (access_functions_are_affine_or_constant_p): Likewise.
3869 (build_classic_dist_vector_1): If the access functions
3870 are equal, don't do anything.
3872 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
3873 Paolo Carlini <pcarlini@suse.de>
3874 Uros Bizjak <ubizjak@gmail.com>
3876 * c-cppbuiltin.c (c_cpp_builtins): Define
3877 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
3878 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
3879 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
3880 * doc/cpp.texi ([Standard Predefined Macros]): Document.
3882 2007-05-21 Mike Stump <mrs@apple.com>
3884 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
3886 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
3888 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
3890 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
3891 implementation if __OPTIMIZE__ is not defined.
3892 (_mm_alignr_pi8): Ditto.
3893 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
3894 (_mm_inserti_si64): Ditto.
3895 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
3896 (_mm_slli_epi16): Ditto.
3897 (_mm_slli_epi32): Ditto.
3898 (_mm_slli_epi64): Ditto.
3899 (_mm_srai_epi16): Ditto.
3900 (_mm_srai_epi32): Ditto.
3901 (_mm_srli_si128): Ditto.
3902 (_mm_slli_si128): Ditto.
3903 (_mm_srli_epi16): Ditto.
3904 (_mm_srli_epi32): Ditto.
3905 (_mm_srli_epi64): Ditto.
3906 (_mm_extract_epi16): Ditto.
3907 (_mm_insert_epi16): Ditto.
3908 (_mm_shufflehi_epi16): Ditto.
3909 (_mm_shufflelo_epi16): Ditto.
3910 (_mm_shuffle_epi32): Ditto.
3911 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
3913 (_mm_insert_pi16): Ditto.
3915 (_mm_shuffle_pi16): Ditto.
3917 (_mm_shufle_ps): Ditto.
3918 (_mm_prefetch): Ditto.
3920 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
3922 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
3923 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
3924 * real.c (encode_i370_single, decode_i370_single,
3925 encode_i370_double, decode_i370_double): Functions removed.
3926 (i370_single_format, i370_double_format): Initializations removed.
3927 (real_maxval, round_for_format, exact_real_truncate, significand_size):
3928 Consider the log2_b field to always be one.
3929 (ieee_single_format, mips_single_format, coldfire_single_format,
3930 ieee_double_format, mips_double_format, coldfire_double_format,
3931 ieee_extended_motorola_format, ieee_extended_intel_96_format,
3932 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
3933 ibm_extended_format, mips_extended_format, ieee_quad_format,
3934 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
3935 decimal_single_format, decimal_double_format, decimal_quad_format,
3936 c4x_single_format, c4x_extended_format, real_internal_format): Remove
3937 initialization of log2_b.
3938 * real.h (i370_single_format, i370_double_format): Declarations removed.
3939 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
3940 field to always be one.
3942 2007-05-21 Andreas Schwab <schwab@suse.de>
3944 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
3945 NOTE_INSN_BASIC_BLOCK_P.
3946 (process_for_unwind_directive): Likewise.
3948 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
3950 * builtins.c (expand_builtin_setjmp_setup): Update comment.
3951 * function.h (struct function): Move va_list_gpr_size,
3952 va_list_fpr_size, function_frequency to front of bitfields. Add
3954 (current_function_calls_unwind_init): New.
3955 * except.c (expand_builtin_unwind_init): Set
3956 current_function_calls_unwind_init not
3957 current_function_has_nonlocal_label.
3958 * reload1.c (has_nonexceptional_receiver): New.
3959 (reload): Use it and current_function_calls_unwind_init to
3960 determine whether call-saved regs must be saved.
3962 2007-05-20 Jan Hubicka <jh@suse.cz>
3964 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
3965 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3966 * ddg.c (create_ddg): LIkewise.
3967 * final.c (final): Remove hunk moving line numbernotes around since
3968 they are no longer present at this stage.
3969 (final_scan_insn): Use NOTE_KIND instead of
3970 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3971 (output_asm_label): Likewise.
3972 * reorg.c (dbr_schedule): Likewise.
3973 * haifa-sched.c (unlink_other_notes): Likewise.
3974 * mode-switching.c (optimize_mode_switching): Likewise.
3975 * graph.c (start_bb): Likewise.
3976 * rtl.def (NOTE): Update description.
3977 * jump.c (squeeze_notes): Delete.
3978 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
3979 NOTE_INSN_BASIC_BLOCK_P when possible.
3980 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
3981 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
3982 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
3983 (dwarf2out_var_location): Likewise.
3984 * cfgbuild.c (make_edges): Likewise.
3985 (find_basic_blocks_1): Likewise.
3986 * function.c (reorder_blocks_1): Likewise.
3987 (epilogue_done): Likewise.
3988 (reposition_prologue_and_epilogue_notes): Likewise.
3989 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
3991 (print_rtl): Likewise.
3992 (print_rtl_single): Likewise.
3993 * gcse.c (insert_insn_start_bb): Likewise.
3994 * alias.c (init_alias_analysis): Likewise.
3995 * calls.c (fixup_tail_calls): Likewise.
3996 * except.c (sjlj_emit_function_enter): Likewise.
3997 * emit-rtl.c (add_insn_after): Likeiwse.
3998 (emit_label_before): Likewise.
3999 (emit_label_after): Likewise.
4000 (emit_note_before, emit_note_after, emit_note): Update
4001 parameter to be enum insn_note; do not deal with source
4003 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4004 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4006 (merge_blocks_move_successor_nojumps): Simplify now when
4007 we don't have BLOCK notes.
4008 (try_optimize_cfg): Likewise.
4009 * cfglayout.c (skip_insns_after_block): Likewise.
4010 (record_effective_endpoints): Likewise.
4011 (duplicate_insn_chain): Likewise.
4012 * varasm.c (output_constant_pool_1): Likewise.
4013 * sched-deps.c (sched_analyze): Likewise.
4014 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4016 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4017 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4018 (SET_INSN_DELETED): Simplify.
4019 (NOTE_LINE_NUMBER): Exterminate.
4020 (NOTE_LINE_KIND): New.
4021 (NOTE_INSN_BASIC_BLOCK_P): Update.
4022 (enum insn_note): Simplify.
4023 (GET_NOTE_INSN_NAME) Simplify.
4024 (emit_note_before, emit_note_after, emit_note): Update prototype.
4025 (squeeze_notes): Remove.
4026 * sched-int.h (NOTE_NOT_BB_P): Update.
4027 * resource.c (mark_target_live_regs): Update.
4028 * sched-rgn.c (debug_dependencies): Update.
4029 * sched-vis.c (print_insn): Update.
4030 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4031 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4032 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4033 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4034 (split_branches): Update.
4035 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4037 (sh_adjust_unroll_max): Exterminate.
4038 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4039 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4040 (m68hc11_reorg): Likewise.
4041 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4042 (emit_predicate_relation_info): Update.
4043 (process_for_unwind_directive): Update.
4044 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4045 (output_call): Update.
4046 * config/pa/pa.c (output_lbranch): Update.
4047 (output_millicode_call): Update.
4048 (output_call): Update.
4049 (pa_combine_instructions): Update.
4050 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4051 * config/bfin/bfin.c (gen_one_bundle): Update.
4052 * cfgrtl.c (can_delete_note_p): Update.
4053 (delete_insn): Update.
4054 (rtl_merge_blocks): Update.
4055 (commit_one_edge_insertion): Update.
4056 (rtl_verify_flow_info): Update.
4057 * stmt.c (expand_case): Do not call squeeze_notes.
4059 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4066 * c.opt (Wtype-limits): New.
4067 * doc/invoke.texi (Wtype-limits): Document it.
4068 (Wextra): Enabled by -Wextra.
4069 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4070 * c-common.c (shorten_compare): Warn with Wtype-limits.
4072 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4074 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4075 inlined function, not as a macro.
4076 (_mm_alignr_pi8): Ditto.
4077 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4078 (_mm_inserti_si64): Ditto.
4079 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4080 (_mm_extract_epi16): Ditto.
4081 (_mm_insert_epi16): Ditto.
4082 (_mm_shufflehi_epi16): Ditto.
4083 (_mm_shufflelo_epi16): Ditto.
4084 (_mm_shuffle_epi32): Ditto.
4085 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4086 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4088 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4090 (_m_to_float): Use C89 compatible assignment.
4092 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4095 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4097 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4100 * doc/invoke.texi (Wreturn-type): Complete description.
4101 (Wextra): Delete item about return-type warning.
4102 * c-decl.c: Delete redundant Wextra warning.
4104 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4107 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4108 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4109 inlined function, not as a macro.
4110 (_mm_prefetch): Ditto.
4112 (_mm_insert_pi16): Ditto.
4114 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4115 (_m_pshufw): Ditto. Add const to __N argument.
4116 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4117 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4118 (_mm_slli_epi32): Ditto.
4119 (_mm_srli_si128): Implement as always inlined function, not as a macro.
4120 Add __inline to function declaration.
4121 (_mm_slli_si128): Ditto.
4123 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4126 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4128 (struct fenv): New structure.
4129 (FP_HANDLE_EXCEPTIONS): New define.
4130 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4131 (_FP_DECL_EXP): New define.
4132 (FP_INIT_ROUNDMODE): New define.
4133 (FP_ROUNDMODE): New define.
4135 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4137 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4138 (Wconversion): Update description.
4139 (Wconversion-sign): New.
4140 * c.opt (Wconversion-sign): New.
4141 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4142 means disabled for C++. Otherwise, take the status of Wconversion.
4143 * c-common.c (conversion_warning): Warn with either Wconversion or
4145 (warnings_for_convert_and_check): Conditions are already checked by
4147 (convert_and_check): Don't check warnings if the conversion failed.
4149 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4150 Anatoly Sokolov <aesok@dol.ru>
4152 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4153 avr_epilogue_uses) : Add declaration.
4154 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4155 * config/avr/constraints.md (R): New constraint.
4156 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4157 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4158 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4159 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4160 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4161 call_prologue_saves, epilogue_restores, return_from_epilogue,
4162 return_from_main_epilogue, return_from_interrupt_epilogue,
4163 return_from_naked_epilogue, prologue, epilogue): New patterns.
4164 (jump): Handle symbol reference.
4165 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4166 avr_output_function_prologue, avr_output_function_epilogue): Remove
4168 (avr_init_machine_status, expand_prologue, expand_epilogue,
4169 avr_asm_function_end_prologue, avr_epilogue_uses,
4170 avr_asm_function_begin_epilogue): New functions.
4171 (prologue_size, epilogue_size, jump_tables_size): Remove global
4173 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4174 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4175 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4176 (avr_override_options): Initialise init_machine_status.
4177 (output_movhi): Handle all stack pointer loads.
4178 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4179 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4180 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4181 (EPILOGUE_USES) Redefine.
4182 (machine_function) Declare.
4184 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4186 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4187 Use a single return statement.
4189 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4192 * builtins.c (do_mpfr_lgamma_r): New.
4193 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4194 * tree.h (CASE_FLT_FN_REENT): New.
4196 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4198 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4199 (output_die): Use 'unsigned long' with %x.
4200 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4201 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4202 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4204 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4206 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4211 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4212 true if function has no argument.
4214 2007-05-18 DJ Delorie <dj@redhat.com>
4216 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4217 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4219 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4221 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4222 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4223 count_trailing_zeros.
4224 (__i386__): Implement count_leading_zeros using __builtin_clz().
4225 Implement count_trailing_zeros usign __builtin_ctz().
4227 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4229 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4231 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4234 * expr.c (emit_move_change_mode): Change mode of push operands here.
4236 2007-05-17 Ian Lance Taylor <iant@google.com>
4238 PR tree-optimization/31953
4239 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4241 (set_value_range_to_null): Call set_value_range_to_value.
4242 (extract_range_from_comparison): Likewise.
4244 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4246 * toplev.c (print_version): Output GMP/MPFR version info.
4248 * builtins.c (CASE_MATHFN_REENT): New macro.
4249 (mathfn_built_in): Use it.
4250 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
4251 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
4252 BUILT_IN_LGAMMAL_R): New.
4253 * doc/extend.texi: Document new builtins.
4256 * builtins.c (do_mpfr_remquo): New.
4257 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
4258 (fold_builtin_3): Handle BUILT_IN_REMQUO.
4261 * builtins.c (fold_builtin_1): Handle y0, y1.
4262 (fold_builtin_2): Handle yn.
4265 * builtins.c (do_mpfr_bessel_n): New.
4266 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
4267 (fold_builtin_2): Handle BUILT_IN_JN.
4269 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
4272 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
4273 TYPE_PRECISION (intmax_type_node).
4275 2007-05-17 Steve Ellcey <sje@cup.hp.com>
4278 * reload.c (subst_reloads): Remove checking.
4280 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
4282 PR rtl-optimization/31691
4283 * combine.c (simplify_set): Build a new src pattern instead of
4284 substituting its operands in the COMPARE case.
4286 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
4288 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
4289 (execute_vrp): Preserve loops through jump threading.
4290 * tree-ssa-threadupdate.c (thread_single_edge,
4291 dbds_continue_enumeration_p, determine_bb_domination_status,
4292 thread_through_loop_header): New functions.
4293 (create_edge_and_update_destination_phis,
4294 create_edge_and_update_destination_phis): Set loops for the new blocks.
4295 (prune_undesirable_thread_requests): Removed.
4296 (redirect_edges): Do not pretend that redirect_edge_and_branch can
4298 (thread_block): Do not call prune_undesirable_thread_requests.
4300 (mark_threaded_blocks): Select edges to thread here.
4301 (thread_through_all_blocks): Take may_peel_loop_headers argument.
4302 Thread edges through loop headers independently.
4303 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
4304 * tree-pass.h (TODO_mark_first_instance): New.
4305 (first_pass_instance): Declare.
4306 * cfghooks.c (duplicate_block): Put the block to the original loop
4307 if copy is not specified.
4308 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
4309 jump threading. Pass may_peel_loop_headers to
4310 thread_through_all_blocks according to first_pass_instance.
4311 * cfgloop.h (create_preheader): Declare.
4312 * tree-flow.h (thread_through_all_blocks): Declaration changed.
4313 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
4314 * passes.c (first_pass_instance): New variable.
4315 (next_pass_1): Set TODO_mark_first_instance.
4316 (execute_todo): Set first_pass_instance.
4318 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
4320 PR tree-optimization/24659
4321 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
4322 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
4323 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
4324 OTI_vec_pack_ufix_trunc.
4325 (vec_unpacks_float_hi_optab): Define new macro.
4326 (vec_unpacks_float_lo_optab): Ditto.
4327 (vec_unpacku_float_hi_optab): Ditto.
4328 (vec_unpacku_float_lo_optab): Ditto.
4329 (vec_pack_sfix_trunc_optab): Ditto.
4330 (vec_pack_ufix_trunc_optab): Ditto.
4331 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
4332 and vec_pack_[s|u]fix_trunc_optab using
4333 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
4334 * tree-vectorizer.c (supportable_widening_operation): Handle
4335 FLOAT_EXPR and CONVERT_EXPR. Update comment.
4336 (supportable_narrowing_operation): New function.
4337 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
4338 * tree-vect-transform.c (vectorizable_conversion): Handle
4339 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
4340 (vect_gen_widened_results_half): Move before vectorizable_conversion.
4341 (vectorizable_type_demotion): Call supportable_narrowing_operation()
4342 to check for target support.
4343 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
4344 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
4345 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
4346 for VEC_PACK_FIX_TRUNC_EXPR.
4347 (expand_binop): Special case mode of the result for
4348 vec_pack_[u|s]fix_trunc_optab.
4349 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
4350 vec_pack_[u|s]fix_trunc_optab.
4352 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
4353 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
4354 * tree-pretty-print.c (dump_generic_node): Handle
4355 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
4356 VEC_PACK_FIX_TRUNC_EXPR.
4358 * expr.c (expand_expr_real_1): Ditto.
4359 * tree-inline.c (estimate_num_insns_1): Ditto.
4360 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4362 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
4363 (vec_unpacks_float_lo_v8hi): Ditto.
4364 (vec_unpacku_float_hi_v8hi): Ditto.
4365 (vec_unpacku_float_lo_v8hi): Ditto.
4366 (vec_unpacks_float_hi_v4si): Ditto.
4367 (vec_unpacks_float_lo_v4si): Ditto.
4368 (vec_pack_sfix_trunc_v2df): Ditto.
4370 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
4372 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
4373 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
4374 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
4375 [vec_pack_ufix_trunc]: Ditto.
4376 [vec_unpacks_float_hi]: Ditto.
4377 [vec_unpacks_float_lo]: Ditto.
4378 [vec_unpacku_float_hi]: Ditto.
4379 [vec_unpacku_float_lo]: Ditto.
4381 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
4383 * soft-fp/README: Update for new files.
4384 * soft-fp/floattisf.c: New file.
4385 * soft-fp/floattidf.c: New file.
4386 * soft-fp/floattitf.c: New file.
4387 * soft-fp/floatuntisf.c: New file.
4388 * soft-fp/floatuntidf.c: New file.
4389 * soft-fp/floatuntitf.c: New file.
4390 * soft-fp/fixsfti.c: New file.
4391 * soft-fp/fixdfti.c: New file.
4392 * soft-fp/fixtfti.c: New file.
4393 * soft-fp/fixunssfti.c: New file.
4394 * soft-fp/fixunsdfti.c: New file.
4395 * soft-fp/fixunstfti.c: New file.
4396 * soft-fp/extendxftf.c: New file.
4397 * soft-fp/trunctfxf.c: New file.
4399 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
4400 (__trunctfxf2): Ditto.
4402 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
4403 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
4404 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
4405 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
4406 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
4407 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
4409 * config/i386/t-fprules-softfp64: New file.
4410 * config/i386/sfp-machine.h: New file.
4411 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
4412 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
4413 and soft-fp/t-softfp to tmake_file.
4414 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
4415 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
4417 * config/i386/t-linux64 (softfp_wrap_start): New.
4418 (softfp_wrap_end): New.
4419 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
4420 supported for TARGET_64BIT.
4422 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4424 * c-common.c (c_common_signed_or_unsigned_type): Emulate
4425 c_common_unsigned_type behavior.
4427 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
4429 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
4432 2007-05-16 Eric Christopher <echristo@apple.com>
4434 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
4435 saving after stack push. Set sp_offset whenever we push.
4436 (rs6000_emit_epilogue): Move altivec register restore before
4439 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4441 * configure.ac: Allow sysroots to be relocated under $prefix as
4442 well as $exec_prefix.
4443 * configure: Regenerate.
4445 2007-05-16 Richard Sandiford <richard@codesourcery.com>
4449 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4451 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4452 (gcc_tooldir): Likewise.
4453 * configure: Regenerate.
4454 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4455 old configure.ac gcc_tooldir setting.
4456 (prefix_to_exec_prefix): New variable.
4457 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4458 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4460 2007-05-14 Janis Johnson <janis187@us.ibm.com>
4462 * c-typeck.c (build_binary_op): Return early for error.
4464 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
4466 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
4467 struct nb_iter_bound.
4468 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
4469 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
4470 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
4471 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
4472 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
4473 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
4474 (del_scev_info): Use ggc_free.
4475 (scev_initialize): Allocate scalar_evolution_info in gc memory.
4476 * loop-init.c: Include ggc.h.
4477 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
4478 (loop_optimizer_finalize): Use ggc_free.
4479 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
4480 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
4481 pass_iv_optimize): Add TODO_ggc_collect.
4482 * function.h (struct function): Remove skip marker from x_current_loops.
4483 * cfgloop.c: Include ggc.h.
4484 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
4486 (establish_preds): Vector superloops is gc allocated.
4487 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
4489 (flow_loops_find): Vector larray is gc allocated.
4490 (loop_exit_free): Use ggc_free.
4491 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
4492 that head of exits list is now not a part of struct loop.
4493 (record_loop_exits): Allocate exits table in gc memory.
4494 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
4495 head of exits list is now not a part of struct loop.
4496 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
4497 struct loop_exit): Add GTY marker.
4498 (struct loop): Add GTY marker. Make superloops vector gc allocated.
4499 Add skip marker to aux field. Make head of exits list a separate
4501 (struct loops): Add GTY marker. Make larray vector gc allocated.
4502 Add param marker to exits table.
4503 (get_loops): Type changed.
4504 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
4506 (cfgloop.o, loop-init.o): Add ggc.h dependency.
4507 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
4508 * basic-block.h (struct basic_block_def): Remove skip marker from
4511 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
4513 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
4514 of 0 in the call to expand_expr().
4515 (expand_builtin_mathfn_3): Ditto.
4516 (expand_builtin_interclass_mathfn): Ditto.
4517 (expand_builtin_cexpi): Ditto.
4518 (expand_builtin_int_roundingfn): Ditto.
4519 (expand_builtin_int_roundingfn_2): Ditto.
4520 (expand_builtin_pow): Ditto.
4521 (expand_builtin_powi): Ditto.
4522 (expand_builtin_bswap): Ditto.
4523 (expand_builtin_unop): Ditto.
4524 (expand_builtin_fabs): Ditto.
4525 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
4526 the call to expand_expr().
4527 (expand_builtin_sync_operation): Ditto.
4528 (expand_builtin_compare_and_swap): Ditto.
4529 (expand_builtin_lock_test_and_set): Ditto.
4530 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
4531 instead of 0 in the call to expand_expr().
4532 (expand_builtin_extract_return_addr): Ditto.
4533 (expand_builtin_eh_return): Ditto.
4534 (expand_eh_return): Ditto.
4535 * explow.c (expr_size): Ditto.
4536 * expr.c (optimize_bitfield_assignment_op): Ditto.
4537 (expand_assignement): Ditto.
4538 (store_expr): Ditto.
4539 (store_field): Ditto.
4540 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
4541 the call to expand_expr().
4542 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
4543 in the call to expand_expr().
4544 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
4545 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
4546 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
4548 * optabs.c (expand_vec_shift_expr): Ditto.
4549 (expand_vec_cond_expr): Ditto.
4550 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
4551 call to expand_expr().
4552 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
4553 in the call to expand_expr().
4555 2007-05-14 Dave Korn <dave.korn@artimi.com>
4557 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
4559 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
4561 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
4562 instead of c_common_unsigned_type.
4563 (c_common_unsigned_type): Remove.
4564 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
4565 c_common_unsigned_type.
4566 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
4567 c_common_unsigned_type.
4568 * c-common.h (c_common_unsigned_type): Remove.
4569 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
4570 c_common_unsigned_type.
4571 * c-format.c (check_format_types): Use unsigned_type_for instead of
4572 c_common_unsigned_type.
4573 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4574 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
4575 c_common_unsigned_type.
4576 * convert.c (convert_to_integer): Use unsigned_type_for instead of
4577 lang_hooks.types.unsigned_type.
4578 * expmed.c (make_tree): Use unsigned_type_for instead of
4579 lang_hooks.types.unsigned_type.
4580 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
4581 lang_hooks.types.unsigned_type.
4582 (build_range_check): Likewise.
4583 (fold_unary): Likewise.
4584 (fold_binary): Likewise.
4585 (fold_ternary): Likewise.
4586 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
4587 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
4588 * tree.c (get_unsigned_type): New.
4589 (unsigned_type_for): Use get_unsigned_type instead of
4590 lang_hooks.types.unsigned_type.
4592 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
4594 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
4595 to m68k_get_function_kind. Update its prototype.
4596 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
4598 (m68k_interrupt_function_p): Return enum m68k_function_type
4599 instead of bool. Rename to m68k_get_function_kind.
4600 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
4602 (m68k_compute_frame_layout): Don't mark any register for save
4603 if an interrupt_thread attribute is specified.
4604 (m68k_hard_regno_rename_ok): Update a use of
4605 m68k_interrupt_function_p.
4606 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
4607 m68k_interrupt_function_p.
4608 (m68k_function_type): New.
4609 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
4610 for a function with an interrupt_thread attribute.
4611 * doc/extend.texi: Document the interrupt_thread attribute.
4613 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
4615 Fix PR tree-optimization/31911
4616 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
4617 if they didn't change the expression.
4619 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
4621 * tree-scalar-evolution.c (resolve_mixers): Exported.
4622 * tree-scalar-evolution.h (resolve_mixers): Declare.
4623 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
4624 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
4625 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
4626 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
4627 init_array_ref, init_pointer_ref, analyze_indirect_ref,
4628 strip_conversion, analyze_offset_expr, address_analysis,
4629 object_analysis, analyze_offset): Removed.
4630 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
4631 split_constant_offset, canonicalize_base_object_address,
4632 object_address_invariant_in_loop_p, disjoint_objects_p,
4633 dr_may_alias_p, dr_address_invariant_p): New functions.
4634 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
4635 and dr_analyze_alias.
4636 (initialize_data_dependence_relation): Use dr_may_alias_p
4637 and object_address_invariant_in_loop_p.
4638 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
4640 (find_data_references_in_stmt): Restrict the analysis of data references
4641 to the given loop nest.
4642 (find_data_references_in_loop): Made static. Pass loop nest to
4643 find_data_references_in_stmt.
4644 (compute_data_dependences_for_loop): Use DR_VOPS.
4645 (free_data_ref): Free DR_VOPS.
4646 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
4647 (struct innermost_loop_behavior): ... new.
4648 (struct base_object_info): Replaced by ...
4649 (struct indices): ... new.
4650 (struct dr_alias): New.
4651 (enum data_ref_type): Removed.
4652 (struct data_reference): Consist of struct innermost_loop_behavior,
4653 struct indices and struct dr_alias.
4654 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
4655 (DR_MEMTAG): Renamed to ...
4656 (DR_SYMBOL_TAG): ... this.
4657 (find_data_references_in_loop): Declaration removed.
4658 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
4659 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
4660 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
4661 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
4663 2007-05-13 Revital Eres <eres@il.ibm.com>
4665 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
4666 which walks virtual def-use chains to find redundant stores.
4667 (dse_optimize_stmt): Call it.
4669 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4671 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
4672 * passes.c (init_optimization_passes): Move pass_jump_bypass
4675 * basic-block.h (bb_has_eh_pred): Fix style issue.
4677 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
4679 PR rtl-optimization/31848
4680 * loop-invariant.c (move_invariant_reg): If we move an insn
4681 with a REG_EQUAL note, and that insn is not always executed,
4682 remove the REG_EQUAL note.
4684 2007-05-12 Richard Guenther <rguenther@suse.de>
4686 PR tree-optimization/31797
4687 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
4688 propagate into a stmt that has volatile ops.
4690 2007-05-12 Richard Sandiford <richard@codesourcery.com>
4692 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
4693 (gcc_tooldir): Likewise.
4694 * configure: Regenerate.
4695 * Makefile.in (libsubdir_to_prefix): New variable, based on the
4696 old configure.ac gcc_tooldir setting.
4697 (prefix_to_exec_prefix): New variable.
4698 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
4699 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
4701 2007-05-11 Silvius Rus <rus@google.com>
4703 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
4704 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
4705 * c-common.h (strict_aliasing_warning): Change return type.
4706 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
4707 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
4708 (build_c_cast): Condition call to strict_aliasing_warning.
4709 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
4710 * flags.h (set_Wstrict_aliasing): Declare.
4711 * opts.c (set_Wstrict_alising): Define, add call to.
4712 * tree-flow.h (strict_aliasing_warning_backend): Declare.
4713 * tree-ssa-alias-warnings.c: New file.
4714 * tree-ssa-alias.c (compute_may_aliases): Add call to
4715 strict_aliasing_warning_backend.
4717 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
4719 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
4720 Use loop_depth and loop_outer accessor functions.
4721 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
4722 determine_invariantness_stmt, move_computations_stmt): Ditto.
4723 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
4724 add_loop, loopify, unloop, fix_loop_structure): Ditto.
4725 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
4726 * tree-scalar-evolution.c (interpret_loop_phi,
4727 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
4728 instantiate_parameters_1, scev_const_prop): Ditto.
4729 * cfghooks.c (make_forwarder_block): Ditto.
4730 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
4731 * modulo-sched.c (loop_canon_p): Ditto.
4732 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
4733 slpeel_can_duplicate_loop_p): Ditto.
4734 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
4735 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4736 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
4737 cancel_loop, verify_loop_structure): Ditto.
4738 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
4739 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
4740 superloops vector instead of "pred" array.
4741 (establish_preds): Take father loop as an argument. Initialize the
4743 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
4744 initialize loop->outer.
4745 (flow_loop_tree_node_remove): Truncate the superloops vector.
4746 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
4747 "pred" merged to "superloops" vector.
4748 (loop_depth, loop_outer): New.
4749 (fel_init): Use loop_outer.
4751 2007-05-11 Jan Hubicka <jh@suse.cz>
4753 * cgraphunit.c: Include gt-cgraphunit.h
4754 (static_ctors, static_dtors): New static vars.
4755 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
4756 based on implementation in c-common.c
4757 (cgraph_finalize_function): Call record_cdtor_fn.
4758 (cgraph_optimize): Call cgraph_build_cdtor_fns.
4759 * decl.c (finish_function): Do not call c_record_cdtor_fn.
4760 (c_write_global_declarations): Do not call c_build_cdtor_fns.
4761 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
4762 build_cdtor, c_build_cdtor_fns): Remove.
4763 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
4764 c_build_cdtor_fns): Remove prototype.
4766 2007-05-11 Paolo Carlini <pcarlini@suse.de>
4769 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
4770 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
4771 * builtins.c (fold_builtin_memchr): New.
4772 (expand_builtin_memchr): Call the latter.
4773 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
4774 * doc/extend.texi ([Other built-in functions provided by GCC]):
4777 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
4779 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
4780 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
4781 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
4782 PFPO_OP1_TYPE_SHIFT): Constants added.
4783 (DFP_ALL): Mode macro defined.
4784 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
4785 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
4786 Insn definitions added.
4787 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
4788 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
4791 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4793 PR tree-optimization/31885
4794 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
4796 (automatically_generated_chrec_p): Return false for NULL.
4798 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4800 * config/bfin/bfin.h (MOVE_RATIO): Define.
4802 2007-05-10 Richard Sandiford <richard@codesourcery.com>
4804 * config.gcc (sparc-wrs-vxworks): New target.
4805 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
4806 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
4807 * config/sparc/sparc.h: Include vxworks-dummy.h.
4808 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
4809 include LABEL_REFs too.
4810 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
4811 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
4813 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
4815 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
4816 (sparc_emit_call_insn): New function.
4817 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
4818 functions when generating VxWorks PIC.
4819 * config/sparc/sparc.md (vxworks_load_got): New pattern.
4820 (call, call_value): Use sparc_emit_call_insn instead of
4823 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4825 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
4827 2007-05-09 Bob Wilson <bob.wilson@acm.org>
4829 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
4830 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
4831 instead of operand_subword.
4833 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
4835 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
4836 * config/bfin/bfin.c (bfin_local_alignment): New function.
4837 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
4839 2007-05-08 Chao-ying Fu <fu@mips.com>
4841 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
4842 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
4843 (smsub_widen_optab, umsub_widen_optab): Define.
4844 * optabs.c (init_optabs): Initialize smsub_widen_optab and
4846 * genopinit.c (optabs): Fill in smsub_widen_optab and
4848 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
4849 and umsub_widen_optab to implement multiply-subtract sequences.
4850 * config/mips/mips.md (*msac<u>_di): Rename to...
4851 (<u>msubsidi4): ...this. Extend condition to include
4852 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
4853 of operand 0 to "ka" and use the three-operand form of msub<u>
4855 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
4858 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
4860 PR rtl-optimization/28011
4861 * reload.c (push_reload): Set dont_share if IN appears in OUT
4862 also when IN is a PLUS rtx.
4863 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
4866 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
4868 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
4869 call unshare_all_decls.
4870 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
4871 (unshare_all_decls): Remove.
4873 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
4876 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
4879 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
4880 Nigel Stephens <nigel@mips.com>
4882 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
4883 Update comments and all uses.
4884 (MIN_FPRS_PER_FMT): Define.
4885 * config/mips/mips.c (function_arg): Fix to correctly handle
4886 the -mips32r2 -mfp64 -mabi=32 case.
4887 (override_options): Enable use of odd-numbered registers for
4888 SFmode values on MIPS32.
4889 (mips_save_reg_p): Save whole floating-point register pair if
4890 either half is used.
4891 (compute_frame_size): Fix comment.
4893 2007-05-08 Jie Zhang <jie.zhang@analog.com>
4895 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
4896 argument of type bool.
4897 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
4898 argument. Safely select temporary P register according to it.
4899 (do_link): Change call site of add_to_reg accordingly.
4900 (do_unlink): Add epilogue_p as a fourth argument and pass it
4902 (expand_interrupt_handler_epilogue): Change call of do_unlink
4904 (bfin_expand_prologue): Add a third argument sibcall_p.
4905 * config/bfin/bfin.md (epilogue): Change call of
4906 bfin_expand_epilogue accordingly.
4907 (sibcall_epilogue): Likewise.
4908 (eh_return_internal): Likewise.
4910 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
4911 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
4912 * config/bfin/bfin.c (bfin_handle_option): Handle
4913 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
4914 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
4915 Support bf534, bf536 and bf561.
4916 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
4918 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
4921 * config/i386/i386.c (ix86_function_regparm): Process local
4922 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
4924 2007-05-07 Mike Stump <mrs@apple.com>
4926 * doc/invoke.texi (Warning Options): Document that -Wempty-body
4927 also checks for and while statements in C++.
4929 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
4931 * gcc.c (at_file_supplied): New variable.
4932 (main): Set it if we expanded argv.
4933 (do_spec_1): Pass an @-file to the linker if we were called with
4934 an @-file argument and HAVE_GNU_LD.
4935 * collect2.c (at_file_supplied): New variable.
4936 (response_file): New variable.
4937 (collect_exit): Unlink response_file if necessary.
4938 (handler): Likewise.
4939 (do_wait): Likewise.
4940 (main): Set at_file_supplied if we expanded argv.
4941 (collect_execute): Pass an @-file to subprocesses if we were called
4942 with an @-file argument.
4943 * configure.ac: Add define for HAVE_GNU_LD.
4944 * configure: Regenerate.
4945 * config.in: Regenerate.
4947 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
4949 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
4955 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
4957 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4958 (TARGET_ENCODE_SECTION_INFO): Re-define.
4959 (m32c_encode_section_info): New
4960 (function_vector_handler): New
4961 (current_function_special_page_vector): New
4962 (m32c_special_page_vector_p): New.
4963 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
4965 * config/m32c/jump.md: Added instruction JSRS for functions
4966 with attribute "function_vector".
4967 * doc/extend.texi (function_vector): Added description
4968 for M16C, M32C targets.
4970 2007-05-07 DJ Delorie <dj@redhat.com>
4973 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
4974 ashrpsi3, lshrpsi3): Update shift count constraint.
4976 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
4977 Nathan Froyd <froydnj@codesourcery.com>
4980 * c-incpath.c (add_path): Strip trailing path separators.
4982 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
4984 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
4985 Free dominance info before purging EH edges.
4986 (eliminate_degenerate_phis): Likewise.
4987 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
4989 2007-05-07 Jan Hubicka <jh@suse.cz>
4991 * gimplify.c (gimplify_expr): Do not crash when folding
4992 (void *)(int)&a + 4.
4994 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4997 * c-opts.c (lang_fortran): Make it non static.
4998 * c-common.h (lang_fortran): New prototype.
4999 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5000 -lang-fortran option was passed by the driver.
5002 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5004 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5005 of ASSERT_CHECKING. Tweak message.
5007 2007-05-06 Revital Eres <eres@il.ibm.com>
5010 * loop-unroll.c (insert_var_expansion_initialization):
5011 Initialize the expansions with -zero instead of +zero.
5013 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5015 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5016 into pic and non-pic versions. Mark r19 as used for
5017 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5018 for tgd_load, tld_load and tie_load .
5019 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5020 version of tgd_load, tld_load and tie_load depending on the
5023 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5024 Jakub Jelinek <jakub@redhat.com>
5026 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5027 (__do_global_dtors_aux): Use more paranoid loop to run
5028 destructors if HIDDEN_DTOR_LIST_END.
5029 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5031 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5033 * varasm.c (align_variable): Don't increase alignment for
5034 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5035 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5037 2007-05-04 Josh Conner <jconner@apple.com>
5039 * basic-block.h (cdi_direction): Assign values to all enumeration
5041 (dom_computed): Remove.
5042 (dom_info_state): New.
5043 (set_dom_info_availability): New.
5044 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5045 walk_data.dom_direction.
5046 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5047 instead of dom_computed[].
5048 (split_edge): Likewise.
5049 (create_basic_block): Likewise.
5050 (merge_blocks): Likewise.
5051 * ifcvt.c (find_if_header): Likewise.
5052 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5053 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5054 * tree-ssa.c (verify_ssa): Likewise.
5055 * tree-cfg.c (tree_verify_flow_info): Likewise.
5056 (remove_edge_and_dominated_blocks): Likewise.
5057 * dominance.c (dom_computed): Make static.
5058 (calc_dfs_tree_nonrec): Change third param to a bool.
5059 (calc_dfs_tree): Change second param to a bool.
5060 (calc_idioms): Change second param to a bool. Use
5061 dom_convert_dir_to_idx.
5062 (init_dom_info): Validate dir before using.
5063 (dom_convert_dir_to_idx): New.
5064 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5065 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5066 (free_dominance_info): Use dom_convert_dir_to_idx.
5067 (get_immediate_dominator): Likewise.
5068 (set_immediate_dominator): Likewise.
5069 (get_dominated_by): Likewise.
5070 (redirect_immediate_dominators): Likewise.
5071 (nearest_common_denominator): Likewise.
5072 (dominated_by_p): Likewise.
5073 (bb_dom_dfs_in): Likewise.
5074 (bb_dom_dfs_out): Likewise.
5075 (recount_dominator): Likewise.
5076 (iterate_fix_dominators): Likewise.
5077 (add_to_dominance_info): Likewise.
5078 (delete_from_dominance_info): Likewise.
5079 (first_dom_son): Likewise.
5080 (next_dom_son): Likewise.
5081 (dom_info_available_p): Likewise.
5082 (dom_info_state): New.
5083 (set_dom_info_availability): New.
5085 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5087 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5089 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5091 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5093 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5094 (subdi3, subdi_carry): Delete.
5096 2007-05-04 Jan Hubicka <jh@suse.cz>
5097 Richard Guenther <rguenther@suse.de>
5099 * opts.c (decode_options): Do not fiddle with inlining
5100 parameters in case of optimizing for size.
5101 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5102 for size do nothing.
5103 (cgraph_decide_inlining_of_small_function): When optimizing for
5104 size never inline functions increasing caller size.
5105 (cgraph_early_inlining): Inline for size when optimizing for size.
5107 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5109 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5110 logical operations piecewise.
5111 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5112 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5113 subdi_sesidi_di): Delete.
5114 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5115 the generated sequence. Allow three-reg add in constraints. Rewrite
5116 the rtl expression for carry to avoid zero_extend of a constant.
5117 (sub_with_carry): New pattern.
5118 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5119 different sequence not involving jumps.
5120 (notbi): Now a named pattern.
5122 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5124 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5125 Add the note about a significant loss of accuracy of some
5126 mathematical routines when these options are used.
5128 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5130 * haifa-sched.c (rtx_vec_t): New typedef.
5131 (contributes_to_priority_p): Extract piece of priority () into new
5133 (priority): Use the function. Add assertion.
5134 (rank_for_schedule, set_priorities): Add assertion to check that
5135 insn's priority is initialized.
5136 (clear_priorities, calc_priorities): Change signature. Make it update
5137 all relevant insns. Update all callers ('add_to_speculative_block ()'
5138 and 'create_block_check_twin ()').
5139 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5140 Add new field 'priority_status'.
5141 (INSN_PRIORITY_STATUS): New macro.
5142 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5144 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5146 * sched-ebb.c (debug_ebb_dependencies): New static function.
5147 (init_ready_list): Use it.
5149 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5150 with changed signature and 'debug_rgn_dependencies ()'.
5151 (debug_rgn_dependencies): New static function.
5152 (init_ready_list): Use it.
5154 * sched-int.h (debug_dependencies): Declare.
5156 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5158 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5160 2007-05-04 Dirk Mueller <dmueller@suse.de>
5162 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5164 2007-05-03 Jan Hubicka <jh@suse.cz>
5166 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
5167 for pointer type in more cases than before.
5169 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5171 * tree-object-size.c (plus_expr_object_size): When operand size is
5172 unknown, return unknown.
5174 2007-05-03 Dirk Mueller <dmueller@suse.de>
5176 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5178 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5181 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5183 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5185 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5187 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5189 * config/soft-fp/double.h, config/soft-fp/extended.h,
5190 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5191 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5192 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5193 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5196 2007-05-03 Ian Lance Taylor <iant@google.com>
5198 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5199 MASK_PPC_GFXOPT for 8540 or 8548.
5201 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5203 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5204 vect_print_dump_info() to output debug information.
5206 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5209 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5210 operands of size 2 when operand is not MEM_P.
5212 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5214 PR tree-optimization/30565
5215 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5217 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5219 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5220 (umulsi3_highpart): Use them.
5221 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5222 for final accumulator to D regisster tranfser.
5224 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5226 PR tree-optimization/31699
5227 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
5229 (vect_enhance_data_refs_alignment): Compute peel amount using
5230 TYPE_VECTOR_SUBPARTS instead of vf.
5231 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5233 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5236 * system.h: Remove inclusion of double-int.h
5237 * tree.h: Include double-int.h
5238 * gengtype.c: Likewise
5239 * cfgloop.h: Likewise
5240 * Makefile.in: Adjust dependencies on double-int.h
5242 2007-05-02 Eric Christopher <echristo@apple.com>
5244 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5245 -shared to -Zdynamiclib.
5247 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
5250 * c-common.c (strip_pointer_or_array_types): New function.
5251 * c-common.h (strip_pointer_or_array_types): New function declaration.
5253 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5255 PR tree-optimization/31771
5256 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
5258 2007-05-02 Paul Brook <paul@codesourcery.com>
5260 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
5262 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5265 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
5268 2007-05-02 Nick Clifton <nickc@redhat.com>
5270 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
5272 2007-05-02 Richard Guenther <rguenther@suse.de>
5274 PR tree-optimization/31146
5275 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
5276 argument, single_use_p. If we have a single use that is
5277 a conversion to the definition rhs type, propagate that rhs.
5278 (forward_propagate_addr_expr): Pass single_use_p argument
5279 to forward_propagate_addr_expr_1.
5281 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
5283 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
5286 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5288 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
5289 'AMD Family 10 core'.
5291 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5293 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
5294 and athlon64-sse3 as improved versions of k8, opteron and athlon64
5295 with SSE3 instruction set support.
5296 * doc/invoke.texi: Likewise.
5298 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5300 * config/i386/i386.c (override_options): Tuning 32-byte loop
5301 alignment for amdfam10 architecture. Increasing the max loop
5302 alignment to 24 bytes.
5304 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
5306 * config/m68k/constraints.md: New.
5307 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
5308 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5309 EXTRA_CONSTRAINT): Remove.
5310 * config/m68k/m68k.md: Include constraints.md.
5311 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
5313 2007-05-01 Ian Lance Taylor <iant@google.com>
5315 PR tree-optimization/31739
5316 * tree-vrp.c (vrp_val_is_max): New static function.
5317 (vrp_val_is_min): New static function.
5318 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
5320 (set_value_range): Use vrp_val_is_{max,min}.
5321 (extract_range_from_assert): Likewise.
5322 (extract_range_from_binary_expr): Likewise.
5323 (extract_range_from_unary_expr): Likewise.
5324 (dump_value_range, vrp_meet): Likewise.
5325 (vrp_visit_phi_node): Likewise.
5326 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
5328 2007-05-01 Mark Mitchell <mark@codesourcery.com>
5330 * config/i386/gmon-sol2.c (size_t): New type.
5331 (intptr_t): Likewise.
5332 (s_textsize): Declare as size_t.
5334 (monstartup): Use size_t for sizes.
5335 (_mcount): Save and restore registers.
5336 (internal_mcount): Pass 0 as the first argument to monstartup
5338 (moncontrol): Convert pointer to appropriately sized integer
5339 before passing to profil.
5341 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5343 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
5344 __NO_FPRS__, not just if _SOFT_DOUBLE.
5345 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
5346 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
5347 also for E500 double.
5348 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
5349 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
5352 2007-05-01 Richard Guenther <rguenther@suse.de>
5354 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
5357 2007-05-01 Joseph Myers <joseph@codesourcery.com>
5359 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
5361 2007-05-01 Jan Hubicka <jh@suse.cz>
5363 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
5366 2007-05-01 Jan Hubicka <jh@suse.cz>
5368 * tree.h (maybe_fold_offset_to_component_ref): Remove.
5369 (maybe_fold_offset_to_reference): Declare.
5370 * fold-const.c (fold_unary): Do not fold
5371 (type *)&A into &A->field_of_type_and_offset_0
5372 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
5373 size is unknown, give up.
5374 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
5376 (maybe_fold_offset_to_reference): New.
5377 (maybe_fold_stmt_indirect): Use it.
5378 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
5379 * gimplify.c (gimplify_conversion): Canonicalize conversions to
5381 (gimplify_expr): Likewise for plus_expr.
5383 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
5385 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
5386 bsi_after_labels. Always insert statements before bsi.
5387 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
5388 * predict.c (apply_return_prediction): Check for empty blocks.
5389 * cfgexpand.c (lab_rtx_for_bb): New variable.
5390 (label_rtx_for_bb): Do not create new tree labels.
5391 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
5392 (tree_expand_cfg): Initialize lab_rtx_for_bb.
5393 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
5395 (label_for_bb): Add field used.
5396 (update_eh_label, main_block_label): Mark the label used.
5397 (cleanup_dead_labels): Remove unused labels.
5399 2007-05-01 Richard Guenther <rguenther@suse.de>
5401 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
5402 if it is not about to be set.
5403 (get_value_range): Do not pre-allocate equiv bitmap.
5404 (update_value_range): No need to clear equiv field.
5405 (add_equivalence): Change prototype to get bitmap pointer.
5406 Allocate bitmap here if it is not already.
5407 (extract_range_from_assert): Do not allocate bitmap here.
5408 Update callers to add_equivalence.
5409 (extract_range_from_ssa_name): Likewise.
5410 (get_vr_for_comparison): New static helper.
5411 (compare_name_with_value): Handle NULL equiv bitmap by
5412 peeling the first iteration of the comparison loop.
5413 Use get_vr_for_comparison.
5414 (compare_names): Handle NULL equiv bitmaps by using fake
5415 ones. Use get_vr_for_comparison.
5417 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
5419 * double-int.c (mpz_set_double_int): Moved from
5420 tree-ssa-loop-niter.c.
5421 (mpz_get_double_int): Likewise; also, add option to wrap
5422 out-of-range integers.
5423 * double-int.h: New prototypes for above.
5424 * tree.c (get_static_type_bounds): Moved from
5425 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
5426 TYPE_MAX_VALUE if they exist..
5427 * tree.h: New prototype for above.
5428 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
5429 get_type_bounds calls.
5430 (mpz_set_double_int): Move to double-int.c.
5431 (get_type_bounds): Move to tree.c, rename to
5432 get_static_type_bounds.
5433 (mpz_to_double_int): Move to double-int.c, rename to
5436 2007-04-30 Bob Wilson <bob.wilson@acm.org>
5438 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
5439 DIV0 exception can fall through to a normal return.
5441 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
5445 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5446 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5447 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5448 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5449 initialize align to silence bogus warning.
5450 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5451 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5453 (struct sra_walk_fns): Remove use_all parameter from use.
5454 (sra_hash_tree): Handle BIT_FIELD_REFs.
5455 (sra_elt_hash): Don't hash bitfld blocks.
5456 (sra_elt_eq): Skip them in parent compares as well. Handle
5458 (sra_walk_expr): Don't maintain or pass down use_all_p.
5459 (scan_use): Remove use_all parameter.
5460 (scalarize_use): Likewise. Re-expand assignment to
5461 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5462 output, and re-scalarize after output. Don't mark anything
5464 (scalarize_ldst): Adjust.
5465 (scalarize_walk_gimple_modify_statement): Likewise.
5466 (build_element_name_1): Handle BIT_FIELD_REFs.
5467 (instantiate_element): Don't warn for any element whose parent
5469 (instantiate_missing_elements_1): Return the sra_elt.
5470 (canon_type_for_field): New.
5471 (try_instantiate_multiple_fields): New.
5472 (instantiate_missing_elemnts): Use them.
5473 (mark_no_warning): Removed.
5474 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5475 (REPLDUP, sra_build_elt_assignment): New.
5476 (generate_copy_inout): Use them.
5477 (generate_element_copy): Likewise. Handle bitfld differences.
5478 (generate_element_zero): Don't recurse for blocks. Use
5479 sra_build_elt_assignment.
5480 (generate_one_element_int): Take elt instead of var. Use
5481 sra_build_elt_assignment.
5482 (generate_element_init_1): Adjust.
5483 (scalarize_use, scalarize_copy): Use REPLDUP.
5484 (scalarize_ldst): Move assert before dereference.
5485 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5487 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5490 * tree.c (reconstruct_complex_type): Reconstruct a reference
5492 Also use the same mode for the pointer as the old pointer type.
5494 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5496 * doc/trouble.texi (Interoperation): Remove note about Ultrix
5499 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
5501 PR rtl-optimization/31676
5502 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
5503 (df_refs_record): Call it.
5505 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5507 * rtl.def (SS_ABS): New code.
5508 * config/bfin/bfin.c (print_operand): New modifier 'v'.
5509 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
5510 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
5511 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
5512 (bfin_init_builtins): Define them.
5513 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
5514 (bfin_expand_builtin): ... and handle the others here.
5515 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
5516 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
5517 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
5518 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
5519 operand is only HImode.
5521 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
5523 * regclass.c (scan_one_insn): Remove splitting of
5526 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
5527 Nigel Stephens <nigel@mips.com>
5529 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
5531 2007-04-28 Jan Hubicka <jh@suse.cz>
5533 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
5534 insn_locators_alloc instead of insn_locators_initialize;
5535 call reset_block_changes.
5536 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5537 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
5538 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
5539 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
5540 * config/score/score.c (th_output_mi_thunk): Likewise.
5541 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
5542 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
5543 tolerate uninitialized locator info.
5546 * function.c (init_function_start): Don't init line number info.
5547 (expand_function_end): Update.
5548 (reset_block_changes, record_block_change, finalize_block_changes,
5549 check_block_change, free_block_changes): Kill.
5550 * function.h (reset_block_changes, record_block_change,
5551 finalize_block_changes, check_block_change, free_block_changes): Remove
5553 (struct function): Remove ib_boundaries_block.
5554 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
5555 Use curr_insn_locator to initialize locator.
5556 (emit_line_note): Remove.
5557 * cfgexpand.c (expand_gimple_cond_expr): Update.
5558 (construct_exit_block): Likewise.
5559 (tree_expand_cfg): Initialize/finalize locators.
5560 * expr.c (expand_expr_real): Update.
5561 * cfglayout.c (line_locators_locs, line_locators_lines,
5562 file_locators_locs, file_locators_files): Remove.
5563 (set_block_levels): Move to cfgexpand.c.
5564 (insn_locators_initialize): Remove.
5565 (pass_insn_locators_initialize): Remove.
5566 (locations_locators_locs, locations_locators_vals): New static vars.
5567 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
5569 (insn_locators_alloc, insn_locators_finalize,
5570 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5572 (locator_location): New.
5573 (locator_line, locator_file): Rewrite.
5574 * rtl.h (emit_line_note): Kill.
5575 (insn_locators_alloc, insn_locators_finalize,
5576 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
5578 * tree-inline.c (initialize_cfun): Do not initialize
5579 ib_boundaries_block.
5580 * passes.c (pass_insn_locators_initialize): Remove.
5582 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
5584 * tree-cfg.c (move_block_to_fn): Release bb from dominance
5585 info. Update last_basic_block correctly.
5587 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
5590 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
5591 register itself to hold the offset constant. Tell flow the use
5592 of r4 and r5 when they are used.
5594 2007-04-27 Richard Guenther <rguenther@suse.de>
5596 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
5597 if we simplified anything.
5598 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
5599 warnings until we did a simplification and the stmt was not
5600 marked as TREE_NO_WARNING.
5602 2007-04-27 Mike Stump <mrs@apple.com>
5604 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
5606 2007-04-27 Ian Lance Taylor <iant@google.com>
5609 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
5610 TYPE_MAX_VALUE exist, convert them to the new type.
5612 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5614 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
5615 if it claims to be available.
5616 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
5618 (perform_tree_ssa_dce): Always free postdominators.
5620 2007-04-27 Richard Henderson <rth@redhat.com>
5622 * config/alpha/predicates.md (aligned_memory_operand): Mark
5623 as define_special_predicate.
5624 (unaligned_memory_operand, normal_memory_operand): Likewise.
5625 (reg_or_unaligned_mem_operand): Remove.
5626 (any_memory_operand): Match the documentation and check for
5627 non-renumbered pseudos during reload.
5628 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
5629 alpha_secondary_reload_class, update to new interface, make static.
5630 Handle CQImode like HImode. Remove FP subreg check.
5631 (alpha_expand_mov): Use replace_equiv_address.
5632 (alpha_expand_mov_nobwx): Use any_memory_operand.
5633 (TARGET_SECONDARY_RELOAD): New.
5634 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
5635 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
5636 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
5637 * config/alpha/alpha.md: ... here.
5638 (RELOAD12, reloadmode): New.
5640 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
5641 Don't handle the aligned case here.
5642 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
5643 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
5644 reload_inhi_help. Don't expect a scratch register.
5645 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
5647 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
5649 2007-04-27 Richard Guenther <rguenther@suse.de>
5651 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
5653 2007-04-27 Richard Guenther <rguenther@suse.de>
5655 PR tree-optimization/30965
5656 PR tree-optimization/30978
5657 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
5658 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
5659 (find_equivalent_equality_comparison): Likewise.
5660 (simplify_cond): Likewise.
5661 (get_prop_source_stmt): New helper.
5662 (get_prop_dest_stmt): Likewise.
5663 (can_propagate_from): Likewise.
5664 (remove_prop_source_from_use): Likewise.
5665 (combine_cond_expr_cond): Likewise.
5666 (forward_propagate_comparison): New function.
5667 (forward_propagate_into_cond): Rewrite to use fold for
5669 (tree_ssa_forward_propagate_single_use_vars): Call
5670 forward_propagate_comparison to propagate comparisons.
5672 2007-04-27 Richard Guenther <rguenther@suse.de>
5674 PR tree-optimization/31715
5675 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
5676 sure to do computation on the offset in an appropriate
5679 2007-04-27 Richard Sandiford <richard@codesourcery.com>
5681 * reload.h (elimination_target_reg_p): Declare.
5682 * reload.c (find_reloads): Don't apply the reg_rtx move
5683 optimization if the SET_DEST satisfies elimination_target_reg_p.
5684 * reload1.c (elimination_target_reg_p): New function.
5685 (gen_reload): In the move/add2 fallback, make sure that op0
5686 does not overlap the destination register.
5688 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5690 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
5691 transform only GIMPLE_MODIFY_STMTs.
5692 * tree-complex.c (expand_complex_operations_1): Ditto.
5693 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
5694 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
5695 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
5697 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5698 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
5699 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
5700 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
5701 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
5702 slpeel_add_loop_guard): Ditto.
5703 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5704 * lambda-code.c (perfect_nestify): Ditto.
5705 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
5706 before the first statement.
5707 * tree-optimize.c (execute_free_datastructures): Fix comments.
5708 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
5709 * tree-flow.h (disband_implicit_edges): Declaration removed.
5710 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
5712 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
5714 (disband_implicit_edges, has_label_p): Removed.
5715 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
5716 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
5718 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
5720 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
5721 also for COND_EXPRs.
5722 * cfgexpand.c (label_rtx_for_bb): New function.
5723 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
5724 Use label_rtx_for_bb to find the labels.
5725 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
5726 last block. Detect fallthru edges.
5728 2007-04-26 Ian Lance Taylor <iant@google.com>
5731 * reload.c (find_reloads_subreg_address): If the address was valid
5732 in the original mode but not in the new mode, reload the whole
5735 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
5737 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
5738 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
5739 (cleanup_control_expr_graph): Do not invalidate dominance info.
5740 Record altered blocks.
5741 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
5742 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
5743 cleanup_tree_cfg_bb): New functions.
5744 (remove_forwarder_block): Do not maintain the worklist of blocks.
5745 Record altered blocks.
5746 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
5748 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
5749 delete_unreachable_blocks if dominators are not available.
5750 * tree-inline.c (optimize_inline_calls): Free dominance information
5752 * tree-flow.h (remove_edge_and_dominated_blocks,
5753 cfgcleanup_altered_bbs): Altered.
5754 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
5756 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
5758 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
5759 do not invalidate dominators.
5761 2007-04-26 Anatoly Sokolov <aesok@post.ru>
5763 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
5764 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
5765 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5766 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
5768 2007-04-26 Steve Ellcey <sje@cup.hp.com>
5770 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
5772 2007-04-26 Richard Guenther <rguenther@suse.de>
5774 PR tree-optimization/31703
5775 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
5776 the right type for the target of the bittest.
5778 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5780 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
5781 ix86_sol10_return_in_memory.
5783 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5785 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
5788 2007-04-26 Jakub Jelinek <jakub@redhat.com>
5791 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
5793 PR tree-optimization/30558
5794 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
5795 clear this_state.prev_try.
5797 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5798 Mark Mitchell <mark@codesourcery.com>
5800 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
5801 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
5802 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
5804 2007-04-26 Richard Sandiford <richard@codesourcery.com>
5807 * doc/invoke.texi (%:print-asm-header): Document.
5808 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
5810 (static_spec_functions): Add print-asm-header.
5811 (main): Print a banner before the --target-help linker options.
5812 (print_asm_header_spec_function): New function.
5814 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
5817 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
5818 (movsf_ie): Likewise.
5820 2007-04-25 Paolo Carlini <pcarlini@suse.de>
5822 * doc/extend.texi ([Type Traits]): Adjust per N2255.
5824 2007-04-25 Bob Wilson <bob.wilson@acm.org>
5826 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
5828 (__umodsi3, __modsi3): Likewise.
5830 2007-04-25 Dirk Mueller <dmueller@suse.de>
5832 * c-typeck.c (build_compound_expr): Annotate warning()
5833 call with OPT_Wunused_value.
5834 * tree-ssa.c (warn_uninit): Annotate warning with
5836 * c-common.c (handle_sentinel_attribute): Annotate warning
5837 call with OPT_Wattributes.
5839 2007-04-25 Thiemo Seufer <ths@mips.com>
5841 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
5843 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
5844 on to the assembler. Improve handling of -mno-mips16. Add handling
5845 of -mno-mips3d, -mno-dsp, -mno-dspr2.
5846 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
5847 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
5848 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
5850 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
5853 * config/i386/winnt.c (i386_pe_file_end): Strip only
5854 USER_LABEL_PREFIX when writing export name.
5856 2007-04-25 Richard Sandiford <richard@codesourcery.com>
5858 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
5859 sh/elf.h, vx-common.h and vxworks.h.
5860 * config/sh/sh.h: Include config/vxworks-dummy.h.
5861 (SUBTARGET_OVERRIDE_OPTIONS): Define.
5862 (OVERRIDE_OPTIONS): Use it.
5863 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
5864 (vxworks_picreg): New pattern.
5865 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
5866 VXWORKS_OS_CPP_BUILTINS.
5867 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
5868 to their VXWORKS_* equivalents.
5869 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
5870 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
5871 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
5872 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
5873 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
5874 -mrtp/-fPIC multilibs.
5875 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
5876 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
5877 (MULTILIB_OSDIRNAMES): Delete.
5879 2007-04-25 Anatoly Sokolov <aesok@post.ru>
5882 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
5884 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
5886 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
5887 rounding mode to be specified by the caller.
5888 (real_to_mpfr) Likewise.
5889 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
5890 include new arguments.
5891 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
5893 2007-04-24 Ian Lance Taylor <iant@google.com>
5895 PR tree-optimization/31605
5896 * tree-vrp.c (set_value_range): Check that min and max are not
5897 both overflow infinities.
5898 (set_value_range_to_value): New static function.
5899 (extract_range_from_binary_expr): Call set_value_range_to_value.
5900 (extract_range_from_cond_expr): Likewise.
5901 (extract_range_from_expr): Likewise.
5902 (extract_range_from_unary_expr): Likewise. Don't create a range
5903 which overflows on both sides.
5904 (vrp_meet): Check for a useless range.
5905 (vrp_visit_phi_node): If we see a constant which looks like an
5906 overflow infinity, turn off the TREE_OVERFLOW flag.
5908 2007-04-24 Ian Lance Taylor <iant@google.com>
5910 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
5912 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
5915 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
5916 diagnostic message is being built.
5917 * tree-pretty-print.c (dump_generic_node): Only write the
5918 formatted text into BUFFER's stream if we are not building a
5920 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
5922 * Makefile.in (toplev.o): Depend on tree-pass.h.
5924 2007-04-24 Ian Lance Taylor <iant@google.com>
5926 PR tree-optimization/31602
5927 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
5928 conditionals in the copied loop header.
5929 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
5930 warnings if TREE_NO_WARNING is set.
5931 * doc/invoke.texi (Warning Options): Clarify that
5932 -Wstrict-overflow does not warn about loops.
5934 2007-04-24 Janis Johnson <janis187@us.ibm.com>
5936 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
5937 expand on the comment about _Decimal128 arguments and check the
5938 integer result of the modulus operation; for 64-bit ELF ABI, ensure
5939 that _Decimal128 argument uses even/odd register pair.
5940 (function_arg): Ditto.
5942 2007-04-24 Hui-May Chang <hm.chang@apple.com>
5944 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
5945 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
5947 2007-04-24 Richard Guenther <rguenther@suse.de>
5948 Olga Golovanevsky <olga@il.ibm.com>
5950 * fold-const.c (multiple_of_p): Check for bottom
5953 2007-04-24 Richard Henderson <rth@redhat.com>
5955 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
5956 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
5957 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
5958 looking for non-zero bits shifted out. Avoid a recursive call
5959 when constructing the scalar.
5960 (__floatundisf): Likewise.
5962 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
5964 * dwarf2out.c (field_byte_offset): Move the existing logic
5965 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
5966 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
5968 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5971 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
5972 argument of 0 for memset.
5973 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
5974 unsigned shift instead of the signed variant.
5976 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
5978 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
5979 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
5980 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
5981 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
5982 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5983 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
5984 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
5985 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
5986 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
5987 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
5988 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
5989 "mul<mode>3", "div<mode>3"): Insn definitions added.
5990 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
5991 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
5992 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
5993 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
5994 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
5995 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
5996 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
5997 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
5998 TARGET_FLOAT_FORMAT): Macro definitions removed.
5999 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6000 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6001 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6002 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6003 (s390_gen_rtx_const_DI): Function removed.
6004 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6006 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6008 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6009 over an external ffs function.
6011 2007-04-24 Chao-ying Fu <fu@mips.com>
6012 Richard Sandiford <richard@nildram.co.uk>
6014 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6015 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6016 (smadd_widen_optab, umadd_widen_optab): Define.
6017 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6019 * genopinit.c (optabs): Fill in smadd_widen_optab and
6021 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6022 and umadd_widen_optab to implement multiply-add sequences.
6023 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6024 (<u>maddsidi4): ...this. Extend condition to include
6025 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6026 of operand 0 to "ka" and use the three-operand form of madd<u>
6028 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6030 * config/mips/constraints.md (ka): New register constraint.
6032 2007-04-24 Jan Hubicka <j@suse.cz>
6036 2007-04-23 Jan Hubicka <jh@suse.cz>
6037 * function.c (init_function_start): Don't init line number info.
6038 (expand_function_end): Update.
6039 (reset_block_changes, record_block_change, finalize_block_changes,
6040 check_block_change, free_block_changes): Kill.
6041 * function.h (reset_block_changes, record_block_change,
6042 finalize_block_changes, check_block_change, free_block_changes): Remove
6044 (struct function): Remove ib_boundaries_block.
6045 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6046 Use curr_insn_locator to initialize locator.
6047 (emit_line_note): Remove.
6048 * cfgexpand.c (expand_gimple_cond_expr): Update.
6049 (construct_exit_block): Likewise.
6050 (tree_expand_cfg): Initialize/finalize locators.
6051 * expr.c (expand_expr_real): Update.
6052 * cfglayout.c (line_locators_locs, line_locators_lines,
6053 file_locators_locs, file_locators_files): Remove.
6054 (set_block_levels): Move to cfgexpand.c.
6055 (insn_locators_initialize): Remove.
6056 (pass_insn_locators_initialize): Remove.
6057 (locations_locators_locs, locations_locators_vals): New static vars.
6058 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6060 (insn_locators_alloc, insn_locators_finalize,
6061 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6063 (locator_location): New.
6064 (locator_line, locator_file): Rewrite.
6065 * rtl.h (emit_line_note): Kill.
6066 (insn_locators_alloc, insn_locators_finalize,
6067 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6069 * tree-inline.c (initialize_cfun): Do not initialize
6070 ib_boundaries_block.
6071 * passes.c (pass_insn_locators_initialize): Remove.
6073 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6075 * doc/invoke.texi: Removed leading '-' from option index entries.
6077 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6079 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6081 (create_phi_node): Use set_phi_nodes.
6082 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6083 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6084 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6085 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6086 (bsi_start, bsi_last): Use bb_stmt_list.
6087 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6088 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6089 Traverse the statements using tsi iterator.
6090 * basic-block.h (struct basic_block_def): Fields stmt_list
6091 and phi_nodes moved to ...
6092 (struct tree_bb_info): ... new structure.
6093 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6094 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6095 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6096 (tree_verify_flow_info): Verify that il.tree is not set for
6097 entry and exit block.
6098 (tree_split_block): Use set_bb_stmt_list.
6100 2007-04-23 Mike Stump <mrs@apple.com>
6102 * config/i386/i386.c (ix86_tune_features
6103 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6106 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6108 * config/i386/i386.md (prefix_extra): New attribute.
6109 (length): Add prefix_extra.
6111 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6112 (sse2_movntv2di): Likewise.
6113 (sse2_cvtps2dq): Likewise.
6114 (sse2_cvtpd2pi): Likewise.
6115 (sse2_cvttpd2pi): Likewise.
6116 (*sse2_cvtpd2ps): Likewise.
6117 (*add<mode>3): Likewise.
6118 (sse2_ssadd<mode>3): Likewise.
6119 (sse2_usadd<mode>3): Likewise.
6120 (*sub<mode>3): Likewise.
6121 (sse2_sssub<mode>3): Likewise.
6122 (sse2_ussub<mode>3): Likewise.
6123 (*mulv8hi3): Likewise.
6124 (*smulv8hi3_highpart): Likewise.
6125 (*umulv8hi3_highpart): Likewise.
6126 (sse2_umulv2siv2di3): Likewise.
6127 (sse2_pmaddwd): Likewise.
6128 (ashr<mode>3): Likewise.
6129 (lshr<mode>3): Likewise.
6130 (ashl<mode>3): Likewise.
6131 (sse2_ashlti3): Likewise.
6132 (sse2_lshrti3): Likewise.
6133 (*umaxv16qi3): Likewise.
6134 (*smaxv8hi3): Likewise.
6135 (*uminv16qi3): Likewise.
6136 (*sminv8hi3): Likewise.
6137 (sse2_eq<mode>3): Likewise.
6138 (sse2_gt<mode>3): Likewise.
6139 (*and<mode>3): Likewise.
6140 (sse2_nand<mode>3): Likewise.
6141 (*ior<mode>3): Likewise.
6142 (*xor<mode>3): Likewise.
6143 (sse2_packsswb): Likewise.
6144 (sse2_packssdw): Likewise.
6145 (sse2_packuswb): Likewise.
6146 (sse2_punpckhbw): Likewise.
6147 (sse2_punpcklbw): Likewise.
6148 (sse2_punpckhwd): Likewise.
6149 (sse2_punpcklwd): Likewise.
6150 (sse2_punpckhdq): Likewise.
6151 (sse2_punpckldq): Likewise.
6152 (sse2_punpckhqdq): Likewise.
6153 (sse2_punpcklqdq): Likewise.
6154 (*sse2_pinsrw): Likewise.
6155 (*sse2_pextrw): Likewise.
6156 (sse2_pshufd_1): Likewise.
6157 (sse2_uavgv16qi3): Likewise.
6158 (sse2_uavgv8hi3): Likewise.
6159 (sse2_psadbw): Likewise.
6160 (sse2_pmovmskb): Likewise.
6161 (*sse2_maskmovdqu): Likewise.
6162 (*sse2_maskmovdqu_rex64): Likewise.
6163 (sse4a_extrqi): Likewise.
6164 (sse4a_extrq): Likewise.
6165 (sse3_lddqu): Set prefix_rep.
6166 (sse3_addsubv4sf3): Likewise.
6167 (sse3_haddv4sf3): Likewise.
6168 (sse3_hsubv4sf3): Likewise.
6169 (sse_cvtss2si): Likewise.
6170 (sse_cvtss2si_2): Likewise.
6171 (sse_cvtss2siq): Likewise.
6172 (sse_cvtss2siq_2): Likewise.
6173 (sse_cvttss2si): Likewise.
6174 (sse_cvttss2siq): Likewise.
6175 (sse2_cvttps2dq): Likewise.
6176 (sse3_movshdup): Likewise.
6177 (sse3_movsldup): Likewise.
6178 (sse2_cvtsd2si): Likewise.
6179 (sse2_cvtsd2si_2): Likewise.
6180 (sse2_cvtsd2siq): Likewise.
6181 (sse2_cvtsd2siq_2): Likewise.
6182 (sse2_cvttsd2si): Likewise.
6183 (sse2_cvttsd2siq): Likewise.
6184 (*sse2_cvtpd2dq): Likewise.
6185 (*sse2_cvttpd2dq): Likewise.
6186 (sse2_pshuflw_1): Likewise.
6187 (sse2_pshufhw_1): Likewise.
6188 (sse4a_insertqi): Likewise.
6189 (sse4a_insertq): Likewise.
6190 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6191 (ssse3_phadddv4si3): Likewise.
6192 (ssse3_phaddswv8hi3): Likewise.
6193 (ssse3_phsubwv8hi3): Likewise.
6194 (ssse3_phsubdv4si3): Likewise.
6195 (ssse3_phsubswv8hi3): Likewise.
6196 (ssse3_pmaddubswv8hi3): Likewise.
6197 (ssse3_pmulhrswv8hi3): Likewise.
6198 (ssse3_pshufbv16qi3): Likewise.
6199 (ssse3_psign<mode>3): Likewise.
6200 (ssse3_palignrti): Likewise.
6201 (abs<mode>2): Likewise.
6202 (ssse3_phaddwv4hi3): Set prefix_extra.
6203 (ssse3_phadddv2si3): Likewise.
6204 (ssse3_phaddswv4hi3): Likewise.
6205 (ssse3_phsubwv4hi3): Likewise.
6206 (ssse3_phsubdv2si3): Likewise.
6207 (ssse3_phsubswv4hi3): Likewise.
6208 (ssse3_pmaddubswv4hi3): Likewise.
6209 (ssse3_pmulhrswv4hi3): Likewise.
6210 (ssse3_pshufbv8qi3): Likewise.
6211 (ssse3_psign<mode>3): Likewise.
6212 (ssse3_palignrdi): Likewise.
6213 (abs<mode>2): Likewise.
6214 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6215 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6216 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6218 2007-04-23 Nick Clifton <nickc@redhat.com>
6220 * params.def: Fix formatting of emacs local variables.
6222 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6224 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6225 move if inter-unit move isn't allowed.
6226 Don't split moving the first element of V2DI to DI to inter-unit
6227 move if inter-unit move isn't allowed.
6229 2007-04-23 Richard Guenther <rguenther@suse.de>
6231 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6232 and CDI_POST_DOMINATORS separately.
6234 2007-04-23 Nick Clifton <nickc@redhat.com>
6236 * c.opt (Wformat-contains-nul): Add warning attribute.
6238 2007-04-23 Jan Hubicka <jh@suse.cz>
6240 * function.c (init_function_start): Don't init line number info.
6241 (expand_function_end): Update.
6242 (reset_block_changes, record_block_change, finalize_block_changes,
6243 check_block_change, free_block_changes): Kill.
6244 * function.h (reset_block_changes, record_block_change,
6245 finalize_block_changes, check_block_change, free_block_changes): Remove
6247 (struct function): Remove ib_boundaries_block.
6248 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6249 Use curr_insn_locator to initialize locator.
6250 (emit_line_note): Remove.
6251 * cfgexpand.c (expand_gimple_cond_expr): Update.
6252 (construct_exit_block): Likewise.
6253 (tree_expand_cfg): Initialize/finalize locators.
6254 * expr.c (expand_expr_real): Update.
6255 * cfglayout.c (line_locators_locs, line_locators_lines,
6256 file_locators_locs, file_locators_files): Remove.
6257 (set_block_levels): Move to cfgexpand.c.
6258 (insn_locators_initialize): Remove.
6259 (pass_insn_locators_initialize): Remove.
6260 (locations_locators_locs, locations_locators_vals): New static vars.
6261 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6263 (insn_locators_alloc, insn_locators_finalize,
6264 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6266 (locator_location): New.
6267 (locator_line, locator_file): Rewrite.
6268 * rtl.h (emit_line_note): Kill.
6269 (insn_locators_alloc, insn_locators_finalize,
6270 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6272 * tree-inline.c (initialize_cfun): Do not initialize
6273 ib_boundaries_block.
6274 * passes.c (pass_insn_locators_initialize): Remove.
6276 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
6279 * expr.c (reduce_to_bit_field_precision): Handle
6282 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
6284 PR tree-optimization/24659
6285 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
6286 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
6287 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
6288 * genopinit.c (optabs): Rename vec_pack_mod_optab
6289 to vec_pack_trunc_optab.
6290 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
6291 early for scalar floating point operands for NOP_EXPR.
6292 (vectorizable_type_promotion): Ditto.
6293 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
6294 vec_pack_trunc_optab.
6295 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
6297 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
6298 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
6299 Rename from VEC_PACK_MOD_EXPR.
6300 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
6301 * expr.c (expand_expr_real_1): Ditto.
6302 * tree-inline.c (estimate_num_insns_1): Ditto.
6303 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6305 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
6306 (vec_unpacks_lo_v4sf): Ditto.
6307 (vec_pack_trunc_v2df): Ditto.
6308 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
6309 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6310 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
6312 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
6314 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
6316 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
6317 Rename from VEC_PACK_MOD_EXPR. This expression also represent
6318 packing of floating point operands.
6319 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
6320 represent unpacking of floating point operands.
6321 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
6322 [vec_unpacks_hi]: Ditto.
6323 [vec_unpacks_lo]: Ditto.
6325 2007-04-22 Jan Hubicka <jh@suse.cz>
6327 * final.c (rest_of_handle_final): Call
6328 targetm.asm_out.constructor/targetm.asm_out.destructor
6329 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
6330 proper priority via decl_*_priority_insert.
6331 * c-common.c (c_expand_body): Likewise.
6333 2007-04-22 Richard Guenther <rguenther@suse.de>
6335 PR tree-optimization/29789
6336 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
6337 (rewrite_reciprocal): New helper split out from
6338 determine_invariantness_stmt.
6339 (rewrite_bittest): Likewise.
6340 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
6341 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
6344 2007-04-22 Revital Eres <eres@il.ibm.com>
6346 * loop-unroll.c (var_to_expand): New field to support also
6347 insns of the form x = something + x.
6348 (analyze_insn_to_expand_var): Use it.
6349 (expand_var_during_unrolling): Likewise.
6351 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6353 * predict.c: Include pointer-set.h.
6354 (bb_predictions): New variable.
6355 (tree_predicted_by_p, tree_predict_edge,
6356 remove_predictions_associated_with_edge): Use bb_predictions map
6357 instead of bb->predictions.
6358 (clear_bb_predictions, assert_is_empty): New functions.
6359 (combine_predictions_for_bb): Use bb_predictions map. Call
6360 clear_bb_predictions.
6361 (tree_estimate_probability): Create and free bb_predictions map.
6362 * Makefile.in (predict.o): Add pointer-set.h dependency.
6363 * basic-block.h (struct basic_block_def): Remove predictions
6365 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
6367 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
6370 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
6373 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6375 * timevar.c (timevar_print): Change reference of --disable-checking to
6376 --enable-checking=release. Also warn if assert checking is disabled.
6378 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6381 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
6382 decl as addressable if the compound literal was marked as
6384 Mark the decl as a gimple register if it is a complex or
6385 vector decl and does not live in memory.
6387 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6389 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
6390 (GENERIC_NEXT): New function macro.
6391 (PHI_CHAIN): Use phi_node's new chain variable.
6392 (tree_phi_node): Change tree_common to tree_base
6393 and add the chain field.
6394 * tree-phinodes.c (make_phi_node): Don't set
6395 TREE_TYPE on the new node.
6396 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
6397 instead of checking GIMPLE_TUPLE_P in chain_next.
6398 * tree-vect-transform.c
6399 (get_initial_def_for_induction): Look at
6400 PHI_RESULT_TREE for the type of the phi node.
6401 (update_vuses_to_preheader): Use PHI_CHAIN
6402 instead of TREE_CHAIN on the phi node.
6403 * tree-ssa-structalias.c (compute_points_to_sets):
6405 (ipa_pta_execute): Likewise.
6407 2007-04-21 Richard Guenther <rguenther@suse.de>
6410 * fold-const.c (fold_unary): Call fold_convert_const on the
6413 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
6415 * gcse.c (store_killed_in_insn): Handle PARALLELs.
6416 (store_killed_in_pat): New.
6418 2007-04-20 Richard Henderson <rth@redhat.com>
6421 * config/i386/i386.c (type_has_variadic_args_p): Look for any
6422 TREE_LIST with a void_type_node value, not void_list_node exactly.
6424 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
6426 * doc/standards.texi: Re-arrange into language-specific
6427 subsections. Add a C++ section, documenting which standards we
6430 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
6432 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
6433 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
6435 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
6437 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
6438 ecrti.o and crtbegin.o.
6439 (LIB_DEFAULT_SPEC): Include -lc.
6440 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
6442 2007-04-20 Richard Henderson <rth@redhat.com>
6445 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
6446 argument; update all callers.
6447 (get_unaligned_offset): New.
6448 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
6449 get_unaligned_address, just pass on the address directly.
6450 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
6451 the subreg in the helper patterns.
6452 (unaligned_extendqidi_le): Use get_unaligned_offset.
6453 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
6454 (unaligned_extendhidi_be): Likewise.
6455 (unaligned_extendhidi): Tidy.
6456 * config/alpha/alpha-protos.h: Update.
6458 2007-04-20 Richard Henderson <rth@redhat.com>
6460 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
6461 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
6462 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
6463 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6464 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6465 (CPP_SPEC): Don't include %(cpp_subtarget).
6466 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
6467 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
6468 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
6470 2007-04-20 Jakub Jelinek <jakub@redhat.com>
6472 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
6473 for __builtin_ia32_cmpordss.
6475 PR tree-optimization/31632
6476 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
6477 and arg1 for optimizations of comparison against min/max values.
6478 Fold arg0 to arg1's type for optimizations of comparison against
6479 min+1 and max-1 values.
6481 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
6483 * reload.c (combine_reloads): When trying to use a dying register,
6484 check whether it's uninitialized and don't use if so.
6486 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
6488 * fold-const.c: Remove prototypes for native_encode_expr and
6489 native_interpret_expr.
6490 (native_encode_expr): Make non-static.
6491 (native_interpret_expr): Likewise.
6492 * tree.h: Add prototypes for the above.
6494 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6496 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
6497 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
6498 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
6499 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
6500 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
6501 Add length attributes.
6503 2007-04-19 Janis Johnson <janis187@us.ibm.com>
6505 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
6508 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
6509 __STDC_WANT_DEC_FP__.
6511 2007-04-19 Joseph Myers <joseph@codesourcery.com>
6513 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
6514 for long double compatibility.
6515 * configure: Regenerate.
6517 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
6519 PR rtl-optimization/29841
6520 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
6522 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
6523 that may cause control flow transfer from being moved.
6525 2007-04-18 Jan Hubicka <jh@suse.cz>
6527 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
6530 2007-04-18 Eric Christopher <echristo@apple.com>
6532 * config/rs6000/darwin.md (load_macho_picbase): Use link register
6533 only. Update operands.
6534 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
6535 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
6536 link register to pic register.
6538 2007-04-18 Dirk Mueller <dmueller@suse.de>
6541 * tree-vrp.c (search_for_addr_array): New.
6542 (check_array_bounds): Suppress warning about
6543 address taken of array refs if its not de-referenced.
6545 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6547 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
6548 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
6550 * tree-vectorizer.h (NITERS_KNOWN_P): New.
6551 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
6552 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
6554 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
6556 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
6558 (vect_analyze_scalar_cycles): Fix indentation.
6559 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
6560 (vect_mark_relevant): Include phis in relevance analysis.
6562 * tree-vect-transform.c (vect_transform_loop): Add an assert.
6564 2007-04-18 Anatoly Sokolov <aesok@post.ru>
6566 * config/avr/avr.c (ptrreg_to_str): Replace error() with
6567 output_operand_lossage().
6569 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6571 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
6572 the unused code for reduction without adjust-in-epilog to simplify the
6575 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
6577 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
6578 (S390_TDC_NEGATIVE_ZERO): New constant.
6579 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
6580 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
6581 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
6582 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
6583 (S390_TDC_POSITIVE_INFINITY): New constant.
6584 (S390_TDC_NEGATIVE_INFINITY): New constant.
6585 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
6586 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
6587 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
6588 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
6589 (S390_TDC_INFINITY): New constant.
6590 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
6591 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
6592 optimization for UNSPEC_CCZ_TO_INT.
6593 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
6594 ("*ccz_to_int"): New insn.
6595 ("isinf<mode>2"): New insn.
6596 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
6597 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
6598 (UNSPEC_CCZ_TO_INT): New constant.
6600 2007-04-18 Richard Guenther <rguenther@suse.de>
6602 PR tree-optimization/19431
6603 PR tree-optimization/21463
6604 * tree-pass.h (pass_phiprop): Declare.
6605 * passes.c (init_optimization_passes): New phiprop pass.
6606 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
6607 (phivn_valid_p): New helper function.
6608 (phiprop_insert_phi): Likewise.
6609 (propagate_with_phi): Likewise.
6610 (tree_ssa_phiprop): New propagator propagating loads
6611 through phi nodes if profitable.
6613 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
6615 * tree-vect-analyze.c (process_use): New function.
6616 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
6617 Check phis in all bbs.
6618 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
6621 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6623 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
6626 2007-04-17 Anatoly Sokolov <aesok@post.ru>
6629 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
6632 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
6634 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
6636 (sse_vmmulv4sf3): Likewise.
6637 (sse2_vmaddv2df3): Likewise.
6638 (sse2_vmmulv2df3): Likewise.
6640 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
6642 PR rtl-optimization/31360
6643 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
6644 (target_reg_cost): New.
6645 (init_set_costs): Initialize target_reg_cost. Add comments
6646 regarding the rationale of the costs.
6647 (global_cost_for_size): Renamed to...
6648 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
6649 of register pressure.
6650 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
6651 estimate_reg_pressure_cost. Add number of ivs.
6652 (determine_set_costs): Dump target_reg_cost.
6653 * loop-invariant.c (gain_for_invariant): Use
6654 estimate_reg_pressure_cost. Removed n_inv_uses argument.
6655 (best_gain_for_invariant, find_invariants_to_move): Remove
6657 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
6658 (target_reg_cost): Declare.
6659 (global_cost_for_size): Declaration removed.
6660 (estimate_reg_pressure_cost): Declare.
6662 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
6664 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
6665 regnos into even/odd register pairs.
6666 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
6667 TDmode similar to the other floating point modes.
6668 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
6669 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
6671 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
6672 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
6673 (movdd_hardfloat64): Use TARGET_MFPGPR.
6675 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
6677 * reload1.c (delete_output_reload): Don't count output in n_inherited.
6680 2005-01-05 Richard Henderson <rth@redhat.com>
6682 * reload1.c (do_input_reload): Restrict the optimization deleteing
6683 a previous output reload to RELOAD_FOR_INPUT.
6685 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
6687 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
6688 induc_vec_info_type.
6689 (vectorizable_induction): New function declaration.
6690 * tree-vect-transform.c (get_initial_def_for_induction): No need to
6691 check if already vectorized. Find first place in BB where new stmts
6692 can be inserted. Takes only one argument.
6693 (vectorizable_induction): New function.
6694 (vect_transform_stmt): Add case for induc_vec_info_type to call
6695 vectorizable_induction.
6696 (vect_transform_loop): Consider phis for vectorization.
6697 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
6699 (analyze_operations): Call vectorizable_induction when analyzing phis.
6701 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
6702 (vect_mark_relevant): Include phis in relevance analysis.
6703 (vect_mark_stmts_to_be_vectorize): Likewise.
6704 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
6706 2007-04-16 Lawrence Crowl <crowl@google.com>
6708 * doc/invoke.texi (Debugging Options): Add documentation for the
6709 -femit-struct-debug options -femit-struct-debug-baseonly,
6710 -femit-struct-debug-reduced, and
6711 -femit-struct-debug-detailed[=...].
6713 * c-opts.c (c_common_handle_option): Add
6714 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
6715 and OPT_femit_struct_debug_detailed_.
6716 * c.opt: Add specifications for
6717 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
6718 and -femit-struct-debug-detailed[=...].
6719 * opts.c (set_struct_debug_option): Parse the
6720 -femit-struct-debug-... options.
6721 * opts.c (matches_main_base, main_input_basename,
6722 main_input_baselength, base_of_path, matches_main_base): Add
6723 variables and functions to compare header base name to compilation
6725 * opts.c (should_emit_struct_debug): Add to determine to emit a
6726 structure based on the option.
6727 (dump_struct_debug) Also disabled function to debug this
6729 * opts.c (handle_options): Save the base name of the
6732 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
6733 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
6734 This hook indicates if a type is generic. Set it by default
6736 * langhooks.h (struct lang_hooks_for_types): Add a new hook
6737 to determine if a struct type is generic or not.
6738 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
6739 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
6740 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
6743 * flags.h (enum debug_info_usage): Add an enumeration to describe
6744 a program's use of a structure type.
6745 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
6746 to indicate the program's usage of the type. Filter structs based
6747 on the -femit-struct-debug-... specification.
6748 (gen_type_die): Split into two routines, gen_type_die and
6749 gen_type_die_with_usage. gen_type_die is now a wrapper
6750 that assumes direct usage.
6751 (gen_type_die_with_usage): Replace calls to gen_type_die
6752 with gen_type_die_with_usage adding the program usage of
6753 the referenced type.
6754 (dwarf2out_imported_module_or_decl): Suppress struct debug
6755 information using should_emit_struct_debug when appropriate.
6757 2007-04-16 Ian Lance Taylor <iant@google.com>
6759 PR tree-optimization/31522
6760 * tree-vrp.c (vr_phi_edge_counts): New static variable.
6761 (vrp_initialize): Allocate vr_phi_edge_counts.
6762 (vrp_visit_phi_node): Don't push to infinity if we saw a new
6763 executable edge. Drop test for all constants.
6764 (vrp_finalize): Free vrp_phi_edge_counts.
6766 * doc/cpp.texi (Common Predefined Macros): Clarify description of
6767 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6769 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
6770 predecessors at head rather than tail.
6772 2007-04-16 Matthias Klose <doko@debian.org>
6774 * config/alpha/linux.h (CPP_SPEC): Define.
6775 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
6777 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
6779 * function.h: Remove sequence_stack extern declaration.
6781 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6783 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
6785 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
6788 2007-04-16 Anatoly Sokolov <aesok@post.ru>
6790 * config/avr/avr.c (avr_arch_types): Rearranging array.
6791 (enum avr_arch): Add.
6792 (avr_mcu_types): Use avr_arch enumeration constants instead of
6794 * config/avr/avr.h (LINK_SPEC): Simplify.
6796 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
6798 * config/m68k/m68k.c (m68k_libcall_value,
6799 m68k_function_value): Use macros for register names more.
6801 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
6803 (M68K_REGNAME): Use A6_REG.
6804 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
6806 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6809 * sched-int.h (struct deps): Split field 'pending_lists_length' into
6810 'pending_read_list_length' and 'pending_write_list_length'. Update
6812 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
6813 to handle two length counters instead of one. Update all uses.
6814 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
6815 two length counters instead of one.
6816 * sched-rgn.c (propagate_deps): Update to handle two length counters
6819 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
6822 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
6823 copy of source, pass it to ix86_expand_vector_set and return
6826 2007-04-16 David Ung <davidu@mips.com>
6827 Joseph Myers <joseph@codesourcery.com>
6829 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
6830 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
6831 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6832 Add 74K processor information.
6833 * config/mips/mips.md: Include 74k.md.
6834 (cpu): Add 74kc,74kf,74kx.
6835 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
6836 * config/mips/74k.md: New.
6837 * doc/invoke.texi (MIPS Options): Document 74K support.
6839 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
6841 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
6842 vectorizable_* functions.
6843 * tree-vect-transform.c (vectorizable_call): Add check for
6844 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
6845 (vectorizable_store): likewise.
6846 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
6848 (vectorizable_operation, vectorizable_type_demotion): Likewise.
6849 (vectorizable_type_promotion, vectorizable_load): Likewise.
6850 (vectorizable_live_operation, vectorizable_condition): Likewise.
6851 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
6853 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
6855 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6857 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
6858 register numbers more.
6859 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
6860 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
6861 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
6862 FUNCTION_VALUE_REGNO_P): Likewise.
6863 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
6864 STATIC_CHAIN_REGNUM): Likewise.
6865 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
6866 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
6867 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
6868 * config/m68k/m68k.md (FP_REG): New.
6870 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6872 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
6875 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
6877 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
6878 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
6881 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
6883 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
6886 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
6889 * c-decl.c (finish_decl): Grab the type of the decl after the call
6890 to store_init_value.
6892 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
6894 * common.opt (fforward-propagate): Fix "Optimization" annotation.
6896 2007-04-14 Jakub Jelinek <jakub@redhat.com>
6899 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
6900 post dominators and cleanup cfg before returning.
6902 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
6904 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
6905 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
6907 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
6909 * config.gcc: Recognize fido.
6910 * config/m68k/m68k-devices.def (fidoa): New.
6911 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
6913 (FL_FIDOA, TARGET_FIDOA): New.
6914 * config/m68k/m68k.opt (mfidoa): New.
6916 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6919 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
6920 when a personality function is used.
6922 2007-04-13 Bob Wilson <bob.wilson@acm.org>
6924 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
6926 2007-04-13 Mike Stump <mrs@apple.com>
6928 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
6930 * config/darwin.opt (fapple-kext): Make C++ only.
6931 * config/darwin.c (darwin_override_options): Remove code to ensure
6932 -fapple-kext is given for C++ only.
6934 2007-04-13 Richard Sandiford <richard@codesourcery.com>
6936 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
6937 * config/mips/mips.c (override_options): Call
6938 SUBTARGET_OVERRIDE_OPTIONS, if defined.
6940 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6942 * config/i386/i386.opt (msvr3-shlib): Removed.
6944 * doc/invoke.texi: Remove -msvr3-shlib.
6946 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
6948 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
6949 with "popcnt" instruction.
6951 2007-04-13 Richard Guenther <rguenther@suse.de>
6953 PR tree-optimization/21258
6954 * tree-vrp.c (compare_case_labels): New helper.
6955 (find_switch_asserts): New function.
6956 (find_assert_locations): Call it for SWITCH_EXPRs.
6958 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
6960 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
6961 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
6962 check is now implied in X87_FLOAT_MODE_P.
6963 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
6964 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
6965 (fix_trunc<mode>_i386_fisttp): Ditto.
6966 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
6967 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
6968 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
6969 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
6970 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
6971 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
6972 (unnamed_splitters): Ditto.
6973 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
6974 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
6975 FIRST_SSE_REG for local functions when SSE math is enabled or
6976 for functions with sseregparm attribute.
6977 (standard_80387_constant_p): Return -1 if mode is not
6979 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
6980 (ix86_expand_compare): Ditto.
6981 (ix86_expand_carry_flag_compare): Ditto.
6982 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
6983 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
6984 DECIMAL_FLOAT_MODE_P.
6985 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
6986 of SCALAR_FLOAT_MODE_P.
6987 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
6988 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
6989 checks before FLOAT_MODE_P.
6990 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
6991 before FLOAT_MODE_P.
6996 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
6998 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
6999 Charles Wilson <libtool@cwilson.fastmail.fm>
7001 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7002 (libgcc.mvars): Don't depend on them.
7003 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7004 * exec-tool.in: New.
7006 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7008 * doc/invoke.text (--help): Document --help=common.
7010 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7012 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7014 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7016 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7017 * genemit.c (main): Emit #include "integrate.h".
7018 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7019 (LOADGP_RTP): New mips_loadgp_style.
7020 * config/mips/mips.h: Include config/vxworks-dummy.h.
7021 (TARGET_RTP_PIC): New macro.
7022 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7023 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7024 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7026 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7027 -mvxworks-pic when using -mrtp and a PIC option.
7028 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7030 (mips_symbolic_constant_p, mips_symbolic_address_p)
7031 (mips_symbol_insns): Handle SYMBOL_HALF.
7032 (override_options): Warn about -G and -mrtp being used together.
7033 Initialize mips_lo_relocs[SYMBOL_HALF].
7034 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7035 (mips_emit_loadgp): Handle LOADGP_RTP.
7036 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7037 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7038 (tablejump): Handle function-relative case table entries if
7040 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7042 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7044 * config/mips/mips.md (load_call<mode>): Allow any general register.
7046 (sibcall_value_internal, sibcall_value_multiple_internal)
7047 (call_value_internal, call_value_split, call_value_multiple_internal)
7048 (call_value_multiple_split): Remove constraints from operand 0.
7050 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7052 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7053 rather than loadgp_noshared.
7054 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7055 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7057 * config/mips/mips.md (loadgp): Rename to...
7058 (loadgp_newabi): ...this.
7059 (loadgp_noshared): Rename to...
7060 (loadgp_absolute): ...this.
7062 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7064 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7065 false for locally-binding symbols.
7066 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7068 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7070 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7071 (SYMBOL_GOT_PAGE_OFST): ...this.
7072 (SYMBOL_GOT_GLOBAL): Rename to...
7073 (SYMBOL_GOT_DISP): ...this.
7074 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7075 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7076 * config/mips/mips.c (mips_global_symbol_p): New function.
7077 (mips_symbol_binds_local_p): Likewise.
7078 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7079 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
7080 and mips_symbol_binds_local_p.
7081 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7082 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7083 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7085 (mips_ok_for_lazy_binding_p): New function.
7086 (mips_load_call_address, mips_expand_call): Use it.
7087 (mips_dangerous_for_la25_p): Likewise.
7088 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7089 (*got_disp<mode>): Use got_disp_operand instead of
7090 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7091 SYMBOL_GOTOFF_GLOBAL.
7092 (*got_page<mode>): Use got_page_ofst_operand instead of
7094 * config/mips/predicates.md (const_call_insn_operand): Use
7095 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7096 (global_got_operand): Rename to...
7097 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7099 (local_got_operand): Rename to...
7100 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7101 of SYMBOL_GOT_LOCAL.
7103 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7105 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7106 TARGET_CALL_CLOBBERED_GP.
7107 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7108 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7109 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7110 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7111 of TARGET_ABICALLS && !TARGET_NEWABI.
7112 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7113 * config/mips/mips.c (mips_load_call_address): Check
7114 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7115 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7116 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7117 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7118 TARGET_ABICALLS && TARGET_NEWABI.
7119 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7121 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7122 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7123 TARGET_ABICALLS && TARGET_NEWABI.
7124 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7125 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7126 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7127 whether indirect calls must use $25.
7128 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7130 * config/mips/mips.md (jal_macro): Check flag_pic and
7131 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7132 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7133 instead of TARGET_ABICALLS.
7134 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7135 TARGET_ABICALLS && TARGET_OLDABI.
7136 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7137 (sibcall): In the comment above the define_insn, mention
7138 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7139 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7140 instead of TARGET_ABICALLS.
7142 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7144 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7145 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7146 (MACFLAGS_MATCH_P): New macro.
7147 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7148 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7149 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7150 the other MACFLAG constants.
7151 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7152 (flag_machi): Tighten constraints. Renumber some of the operands.
7153 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7155 (flag_machi_parts_acconly): New pattern.
7156 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7158 (flag_macinit1hi): Tighten constraints.
7159 (flag_mul_macv2hi_parts_acconly): New pattern.
7161 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7162 Use a more efficient implementation.
7163 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7164 inline sequences when not optimizing for size.
7166 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7167 movhi_high2low): Delete, merge functionality into...
7168 (packv2hi): ... this pattern.
7170 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7171 * config/bfin/bfin.opt (msim): New option.
7172 (mcpu=): New option.
7173 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7174 (bfin_cpu_t): Typedef of enum bfin_cpu.
7175 (bfin_cpu_type): New declaration.
7176 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7177 -msim and -mcpu= options.
7178 (LIB_SPEC): Likewise.
7179 * config/bfin/bfin.c (bfin_cpu_type): Define.
7180 (bfin_handle_option): Handle -mcpu= option.
7181 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7182 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7183 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7185 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7187 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7188 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7189 (powerpc-wrs-vxworksae): Use ${tm_file}.
7190 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7191 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7192 * config/i386/vx-common.h: New file.
7194 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7196 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7199 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7201 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7204 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7208 * c-common.c (c_build_qualified_type): Set canonical type
7211 2007-04-12 Richard Guenther <rguenther@suse.de>
7213 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7214 lower bound and element size if lower bound is not zero
7215 or either of the ARRAY_REF operands is set.
7217 2007-04-12 Richard Guenther <rguenther@suse.de>
7219 PR tree-optimization/24689
7220 PR tree-optimization/31307
7221 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7223 * gimplify.c (canonicalize_addr_expr): To be consistent with
7224 gimplify_compound_lval only set operands two and three of
7225 ARRAY_REFs if they are not gimple_min_invariant. This makes
7226 it never at this place.
7227 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7229 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7231 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7232 null before emitting a .nsubspa directive.
7234 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7236 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7237 need_to_partition_p if there are no memory statements in the
7240 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7242 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7243 (gcd_of_steps_may_divide_p): New function.
7244 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
7246 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7248 * reload.c (find_reloads_toplev, find_reloads_address,
7249 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
7250 not a pointer equality test, to decide if we need to call
7251 push_reg_equiv_alt_mem.
7253 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
7255 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
7256 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
7257 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
7259 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7261 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
7262 vector to be positive.
7264 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7268 * doc/invoke.texi: Document --params max-aliased-vops and
7270 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
7271 debug_memory_partitions): Move to tree-flow.h
7272 * params.h (AVG_ALIASED_VOPS): Define.
7273 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
7275 (mp_info_t): Likewise.
7276 (get_mem_sym_stats_for): New.
7277 (set_memory_partition): Move from tree-flow-inline.h.
7278 (mark_non_addressable): Only clear the set of symbols for the
7279 partition if it exists.
7280 (dump_memory_partitions): Move from tree-ssa-operands.c
7281 (debug_memory_partitions): Likewise.
7282 (need_to_partition_p): New.
7283 (dump_mem_ref_stats): New.
7284 (debug_mem_ref_stats): New.
7285 (dump_mem_sym_stats): New.
7286 (debug_mem_sym_stats): New.
7287 (update_mem_sym_stats_from_stmt): New.
7288 (compare_mp_info_entries): New.
7289 (mp_info_cmp): Call it.
7290 (sort_mp_info): Change argument to a list of mem_sym_stats_t
7292 (get_mpt_for): Move from tree-ssa-operands.c.
7293 (find_partition_for): New.
7294 (create_partition_for): Remove.
7295 (estimate_vop_reduction): New.
7296 (update_reference_counts): New.
7297 (build_mp_info): New.
7298 (compute_memory_partitions): Refactor.
7299 Document new heuristic.
7300 Call build_mp_info, update_reference_counts,
7301 find_partition_for and estimate_vop_reduction.
7302 (compute_may_aliases): Populate virtual operands before
7303 calling debugging dumps.
7304 (delete_mem_sym_stats): New.
7305 (delete_mem_ref_stats): New.
7306 (init_mem_ref_stats): New.
7307 (init_alias_info): Call it.
7308 (maybe_create_global_var): Remove alias_info argument.
7309 Get number of call sites and number of pure/const call sites
7310 from gimple_mem_ref_stats().
7311 (dump_alias_info): Call dump_memory_partitions first.
7312 (dump_points_to_info_for): Show how many times a pointer has
7314 * opts.c (decode_options): For -O2 set --param
7315 max-aliased-vops to 500.
7316 For -O3 set --param max-aliased-vops to 1000 and --param
7317 avg-aliased-vops to 3.
7318 * fortran/options.c (gfc_init_options): Remove assignment to
7320 * tree-flow-inline.h (gimple_mem_ref_stats): New.
7321 * tree-dfa.c (dump_variable): Dump memory reference
7323 Dump NO_ALIAS* settings.
7324 (referenced_var_lookup): Tidy.
7325 (mem_sym_stats): New.
7326 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
7327 and ORIG are different SSA names for a memory partition.
7328 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
7329 * tree-flow.h (struct mem_sym_stats_d): Define.
7330 (mem_sym_stats_t): Define.
7331 (struct mem_ref_stats_d): Define.
7332 (struct gimple_df): Add field mem_ref_stats.
7333 (enum noalias_state): Define.
7334 (struct var_ann_d): Add bitfield noalias_state.
7335 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
7336 debug_mem_ref_stats, debug_memory_partitions,
7337 debug_mem_sym_stats): Declare.
7338 * tree-ssa-structalias.c (update_alias_info): Update call
7339 sites, pure/const call sites and asm sites in structure
7340 returned by gimple_mem_ref_stats.
7341 Remove local variable IS_POTENTIAL_DEREF.
7342 Increase NUM_DEREFS if the memory expression is a potential
7344 Call update_mem_sym_stats_from_stmt.
7345 If the memory references memory, call
7346 update_mem_sym_stats_from_stmt for all the direct memory
7347 symbol references found.
7348 (intra_create_variable_infos): Set noalias_state field for
7349 pointer arguments according to the value of
7350 flag_argument_noalias.
7351 * tree-ssa-structalias.h (struct alias_info): Remove fields
7352 num_calls_found and num_pure_const_calls_found.
7353 (update_mem_sym_stats_from_stmt): Declare.
7354 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
7355 Set default value to 100.
7356 (PARAM_AVG_ALIASED_VOPS): Define.
7358 2007-04-11 Richard Guenther <rguenther@suse.de>
7361 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
7362 a * -b + c as c - a * b if we honor sign dependent rounding.
7364 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7366 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
7368 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
7369 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
7371 (initialize_trampoline): Don't use old-style function definition.
7372 (bfin_secondary_reload): Mark IN_P argument as unused.
7374 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
7376 PR tree-optimization/31343
7377 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
7378 (build_polynomial_chrec): Return a scalar when the evolution is zero.
7379 * testsuite/gcc.dg/vect/pr31343.c: New.
7381 2007-04-10 Eric Christopher <echristo@apple.com>
7383 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
7384 * config/i386/i386.md (*cmpfp0): Use.
7385 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7386 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7387 (fix_trunc<mode>_i386_fisttp): Ditto.
7388 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7389 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7390 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7391 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7392 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7393 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7394 (unnamed_splitters): Ditto.
7395 * config/i386/i386.c (output_fix_trunc): Assert that
7396 we're not being passed a TFmode operand.
7398 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
7400 PR tree-optimization/31526
7401 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
7402 n_basic_blocks to find newly added blocks.
7404 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
7406 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
7408 (fix_trunc<mode>si_sse): Ditto.
7409 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
7410 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
7411 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
7412 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
7413 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
7414 expander using SSEMODEF mode macro.
7415 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
7416 expander using SSEMODEF mode macro.
7417 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
7418 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
7419 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
7420 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
7421 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
7422 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
7423 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
7424 Macroize insn using X87MODEF mode macro.
7426 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
7428 * config/i386/sse.md (sse2_pinsrw): Removed.
7429 (sse2_pextrw): Renamed to ...
7430 (*sse2_pextrw): This.
7432 2007-04-09 Jan Hubicka <jh@suse.cz>
7435 * config/i386/sse.md
7436 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
7437 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
7438 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
7439 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
7441 2007-04-09 Jan Hubicka <jh@suse.cz>
7443 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
7444 multiple fields of union.
7446 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
7448 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
7449 (create_preheaders): Check that loops are available.
7450 (fix_loop_structure): Clean up, improve comments.
7451 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
7452 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
7454 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
7455 * predict.c (tree_estimate_probability): Do not call
7456 calculate_dominance_info. Call create_preheaders.
7457 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
7458 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
7460 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
7461 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
7462 * tree-cfg.c (tree_split_edge): Make an assert more precise.
7463 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
7466 2007-04-08 Jan Hubicka <jh@suse.cz>
7468 * tree.h (maybe_fold_offset_to_component_ref): Declare.
7469 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
7470 * fold-const.c (fold_unary): Use it.
7472 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7474 * varasm.c (assemble_variable): Remove call to
7475 lang_hooks.decls.prepare_assemble_variable.
7476 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
7477 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
7478 * langhooks.h (lang_hooks_for_decls): Remove
7479 prepare_assemble_variable.
7481 2007-04-08 Mike Stump <mrs@apple.com>
7483 * config/i386/i386.c: Use inc/dec on Core2.
7485 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
7487 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
7488 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7489 lhd_tree_inlining_end_inlining): Remove.
7490 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
7491 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
7493 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
7494 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
7495 lhd_tree_inlining_end_inlining): Remove prototypes.
7496 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
7497 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
7498 LANG_HOOKS_TREE_INLINING_START_INLINING,
7499 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
7501 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
7504 2007-04-08 Anatoly Sokolov <aesok@post.ru>
7507 * config/avr/predicates.md (io_address_operand): Delete predicate.
7508 (low_io_address_operand): Don't use 'mode' argument.
7509 (higth_io_address_operand): Rename ...
7510 (high_io_address_operand): ... to this. Don't use 'mode' argument.
7511 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
7514 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
7516 Revert change removing staticp.
7518 2007-04-07 Anatoly Sokolov <aesok@post.ru>
7521 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
7524 2007-04-07 Bruce Korb <bkorb@gnu.org>
7526 * c.opt: Add -Wformat-contains-nul.
7527 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
7529 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
7530 the NUL byte warning.
7532 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
7534 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
7536 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7538 * tree.c (staticp): No longer use staticp langhook.
7539 * langhooks.c (lhd_staticp): Removed.
7540 * langhooks.h (struct lang_hooks): Remove staticp.
7541 * c-common.c (c_staticp): Remove.
7542 * c-common.h (c_staticp): Ditto.
7543 * langhooks-defs.h (lhd_staticp): Ditto.
7544 (LHD_HOOKS_STATICP): Ditto
7545 * tree.h (gcc_assert_lowered): New macro.
7547 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
7549 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
7550 argument "reliable".
7551 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
7552 Add argument "reliable". Propagate it through calls.
7553 (infer_loop_bounds_from_undefined): Derive number of iterations
7554 estimates from references in blocks that do not dominate loop latch.
7555 (gcov_type_to_double_int): New function.
7556 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
7557 and expected_loop_iterations_unbounded.
7558 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
7559 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
7560 * tree-data-ref.c (estimated_loop_iterations): Export.
7561 (get_references_in_stmt): Fix -- do not return addresses of local
7563 * cfgloop.h (expected_loop_iterations_unbounded,
7564 estimated_loop_iterations): Declare.
7566 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7568 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7570 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7572 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
7573 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
7574 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
7575 Use output_387_reg_move().
7576 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
7577 expander using X87MODEF12 mode macro.
7578 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
7579 choosing register preferences. Use output_387_reg_move().
7580 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
7581 instead of "x". Use output_387_reg_move().
7582 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
7583 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
7584 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
7585 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
7586 Use output_387_reg_move().
7587 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
7589 (*truncxf?f_i387 splitter): Ditto.
7591 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
7593 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7594 LANG_HOOKS_SAFE_FROM_P.
7595 * expr.c (safe_from_p): Remove langhook call.
7596 * langhooks.h (lang_hooks): Remove safe_from_p.
7597 (lhd_safe_from_p): Remove prototype.
7598 * langhooks.c (lhd_safe_from_p): Remove.
7600 2007-04-06 Jan Hubicka <jh@suse.cz>
7602 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
7605 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
7607 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
7608 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
7609 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
7610 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
7612 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
7613 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
7615 2007-04-05 Richard Henderson <rth@redhat.com>
7617 * config/alpha/alpha.c (print_operand) [+]: Remove.
7618 (alpha_end_function): Print nop if call at end of function.
7619 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
7620 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
7621 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
7622 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
7623 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
7624 the call pattern. Update peepholes to match.
7626 2007-04-05 Janis Johnson <janis187@us.ibm.com>
7628 * doc/extend.texi (Other Builtins): Add decimal float variants
7630 * builtins.def: Ditto.
7631 * builtins.c (expand_builtin): Ditto.
7633 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
7634 H.J. Lu <hongjiu.lu@intel.com>
7637 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
7638 of V8HImode when calling ix86_binary_operator_ok.
7639 (sse2_pmaddwd): Call ix86_binary_operator_ok.
7640 (sdot_prodv8hi): Operands 1 and 2 must be register.
7642 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7644 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7645 initialize align to silence bogus warning.
7647 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7650 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7652 (struct sra_walk_fns): Remove use_all parameter from use.
7653 (sra_hash_tree): Handle BIT_FIELD_REFs.
7654 (sra_elt_hash): Don't hash bitfld blocks.
7655 (sra_elt_eq): Skip them in parent compares as well. Handle
7657 (sra_walk_expr): Don't maintain or pass down use_all_p.
7658 (scan_use): Remove use_all parameter.
7659 (scalarize_use): Likewise. Re-expand assignment to
7660 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7661 output, and re-scalarize after output. Don't mark anything
7663 (scalarize_ldst): Adjust.
7664 (scalarize_walk_gimple_modify_statement): Likewise.
7665 (build_element_name_1): Handle BIT_FIELD_REFs.
7666 (instantiate_element): Don't warn for any element whose parent
7668 (instantiate_missing_elements_1): Return the sra_elt.
7669 (canon_type_for_field): New.
7670 (try_instantiate_multiple_fields): New.
7671 (instantiate_missing_elemnts): Use them.
7672 (mark_no_warning): Removed.
7673 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7674 (REPLDUP, sra_build_elt_assignment): New.
7675 (generate_copy_inout): Use them.
7676 (generate_element_copy): Likewise. Handle bitfld differences.
7677 (generate_element_zero): Don't recurse for blocks. Use
7678 sra_build_elt_assignment.
7679 (generate_one_element_int): Take elt instead of var. Use
7680 sra_build_elt_assignment.
7681 (generate_element_init_1): Adjust.
7682 (scalarize_use, scalarize_copy): Use REPLDUP.
7683 (scalarize_ldst): Move assert before dereference.
7684 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7686 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7688 * regmove.c: Fix unused variable warnings due to previous commit.
7690 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
7692 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
7693 (regmove_bb_head): Remove.
7694 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
7695 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
7696 problems with fixup_match_1.
7697 Don't initialize/free regmove_bb_head.
7699 (reg_is_remote_constant_p): If an insn is in the same basic block
7700 but not before INSN, consider it remote, too.
7702 2007-04-05 Anatoly Sokolov <aesok@post.ru>
7705 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
7706 DECL_ASSEMBLER_NAME, not the DECL_NAME.
7708 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
7710 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
7711 (CONDITIONAL_REGISTER_USAGE): Likewise.
7713 2007-04-04 Richard Henderson <rth@redhat.com>
7715 * config/alpha/lib1funcs.asm: Remove unused file.
7717 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7720 * opts.c (print_specific_help): Fix --help=<language>
7722 (common_handle_option): Support --help=common.
7724 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7727 * gcc.c (main): Do not run the linker if
7728 print_subprocess_help indicates that it shouldn't be
7731 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
7734 * doc/invoke.texi (--help=): Document <languages> value, fix
7735 formatting in tables of values.
7737 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
7739 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
7740 dllimport attribute of virtual methods.
7742 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
7744 * config/score/crti.asm: Change _bss_start to __bss_start.
7745 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
7746 (OUTGOING_REG_PARM_STACK_SPACE) update.
7747 * config/score/score.opt: add options to make backend support
7748 score5, score5u, score7 and score7d.
7749 * config/score/score.md: Likewise.
7750 * config/score/misc.md: Likewise.
7751 * config/score/mac.md: Likewise.
7752 * doc/invoke.texi: Likewise.
7753 * doc/md.texi: update constraints define.
7755 2007-04-03 Richard Henderson <rth@redhat.com>
7757 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
7758 an appropriate type, use the mode instead.
7760 2007-04-03 Richard Sandiford <richard@codesourcery.com>
7762 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
7763 Set the default --with-arch setting to mips2.
7764 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
7765 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
7766 (MULTILIB_OSDIRNAMES): Delete.
7767 (MULTILIB_DIRNAMES): Define.
7768 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
7769 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
7770 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
7771 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
7772 VXWORKS_OS_CPP_BUILTINS.
7773 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
7774 (MIPS_DEBUGGING_INFO): Undefine.
7775 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
7777 2007-04-03 Jakub Jelinek <jakub@redhat.com>
7780 * fold-const.c (native_encode_real): Encode real.c provided longs
7781 as a series of 32-bit native integers.
7782 (native_interpret_real): Interpret buffer as a series of 32-bit
7785 2007-04-03 Richard Guenther <rguenther@suse.de>
7787 * genpreds.c (write_insn_constraint_len): Write function
7788 optimized for CONSTRAINT_LEN implementation.
7789 (write_tm_preds_h): Output insn_constraint_len inline and
7790 use it for CONSTRAINT_LEN.
7791 (write_insn_preds_c): Don't output insn_constraint_len.
7792 * doc/md.texi (define_register_constraint): Document multi-letter
7793 constraints shall have the same length if they start with the same
7796 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7799 * config/i386/i386.md (isinf<mode>2): Expand only when
7800 TARGET_C99_FUNCTIONS is set.
7802 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
7804 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
7805 (x86_64-*-linux*): Ditto.
7806 * config/i386/i386.opt (mpc): New option.
7807 * config/i386/i386.c (overrride_options): Handle
7808 ix87_precision_string.
7809 * config/i386/crtprec.c: New file.
7810 * config/i386/t-crtpc: Ditto.
7811 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
7813 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
7814 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
7815 crtprec32.o, crtprec64.o and crtprec80.o.
7817 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
7819 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
7821 2007-04-02 Eric Christopher <echristo@apple.com>
7823 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
7824 limitations on darwin.
7826 2007-04-02 Anatoly Sokolov <aesok@post.ru>
7829 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
7831 2007-04-02 Dave Korn <dave.korn@artimi.com>
7833 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
7835 2007-04-02 Dave Korn <dave.korn@artimi.com>
7837 * libgcc2.h (exception_descriptor): Don't forward-declare.
7838 (__get_eh_table_language, __get_eh_table_version): Delete
7839 prototypes of long-dead functions.
7841 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
7843 * ebitmap.h: New file
7844 * ebitmap.c: New file
7845 * Makefile.in (ebitmap.o): New target.
7847 2007-04-01 Jan Hubicka <jh@suse.cz>
7849 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
7850 before very first instruction.
7852 2007-04-01 Jan Hubicka <jh@suse.cz>
7854 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
7855 waring on 64bit hosts.
7856 * bitmap.h: Fix typo in bitmap_head_def.
7858 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
7860 PR rtl-optimization/31391
7861 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
7862 into a DELETED_LABEL note, and the label is in an empty basic
7863 block, update BB_END as well as BB_HEAD.
7865 2007-04-01 Richard Henderson <rth@redhat.com>
7867 PR tree-optimization/31169
7868 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
7869 to varying if the range is outside [0, prec-1].
7871 2007-04-01 Richard Sandiford <richard@codesourcery.com>
7874 * config/mips/mips.md (load_const_gp): New insn.
7875 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
7876 the MIPS16 GP pseudo register if no_new_pseudos.
7877 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
7879 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7882 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
7884 (call_value): Likewise.
7886 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
7887 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7890 * doc/invoke.texi: (optimization options): Reword description
7891 of -ffast-math. Document its primary purpose.
7893 2007-03-31 Richard Guenther <rguenther@suse.de>
7895 * omp-low.c (splay-tree.h): Include.
7896 (lookup_decl): Replace splay-tree usage by pointer-map.
7897 (maybe_lookup_decl): Likewise.
7898 (new_omp_context): Likewise.
7899 (delete_omp_context): Likewise.
7900 * gimplify.c (splay-tree.h): Include.
7901 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
7903 (remap_ssa_name): Likewise.
7904 (remap_decl): Likewise.
7905 (remap_type_1): Likewise.
7906 (remap_type): Likewise.
7907 (copy_body_r): Likewise.
7908 (expand_call_inline): Likewise.
7909 (clone_body): Likewise.
7910 (copy_tree_r): Likewise.
7911 (remap_save_expr): Likewise.
7912 (unsave_r): Likewise.
7913 (unsave_expr_now): Likewise.
7914 (tree_function_versioning): Likewise.
7915 (build_duplicate_type): Likewise.
7916 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
7917 (struct copy_body_data): Replace splay-tree by pointer-map.
7918 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
7919 not $(SPLAY_TREE_H).
7920 (gimplify.o): Depend on $(SPLAY_TREE_H).
7921 (omp-low.p): Likewise.
7923 2007-03-31 Anatoly Sokolov <aesok@post.ru>
7925 * config/avr/predicates.md (even_register_operand,
7926 odd_register_operand): New predicates.
7927 * config/avr/avr.md (movw peephole2): New.
7928 (movw_r peephole2): New.
7930 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
7932 * tree.h (get_signed_or_unsigned_type): New.
7933 * fold-const.c (operand_equal_for_comparison_p): Use
7934 get_signed_or_unsigned_type instead of
7935 lang_hooks.types.signed_or_unsigned_type.
7936 * expr.c (store_expr): Ditto.
7937 * langhooks.c (get_signed_or_unsigned_type): New.
7938 (lhd_signed_or_unsigned_type): New.
7939 * langhooks.h (lhd_signed_or_unsigned_type): New.
7940 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
7942 2007-03-30 Richard Henderson <rth@redhat.com>
7944 * tree-ssa-loop-ivopts.c: Include target.h.
7945 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
7946 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
7947 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
7948 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
7950 2007-03-30 Richard Henderson <rth@redhat.com>
7951 Kai Tietz <kai.tietz@onevision.com>
7953 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
7955 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
7956 (TARGET_64BIT_MS_ABI): New.
7957 (DBX_REGISTER_NUMBER): Handle 64-bit.
7958 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
7959 (LONG_TYPE_SIZE): Force to 32.
7960 (REG_PARM_STACK_SPACE): New.
7961 (OUTGOING_REG_PARM_STACK_SPACE): New.
7962 (REGPARM_MAX, SSE_REGPARM_MAX): New.
7963 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
7964 (STACK_BOUNDARY): Use 128 for 64-bit.
7965 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
7966 Add 64-bit implementation.
7967 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
7969 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
7970 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
7971 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
7972 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
7973 (ix86_handle_cconv_attribute): Don't warn when ignoring if
7974 TARGET_64BIT_MS_ABI.
7975 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
7976 (ix86_pass_by_reference): Likewise.
7977 (ix86_function_value_regno_p): Likewise.
7978 (ix86_build_builtin_va_list): Likewise.
7979 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
7980 (function_arg_advance_ms_64): New.
7981 (function_arg_advance): Call it.
7982 (function_arg_ms_64): New.
7983 (function_arg): Call it.
7984 (function_value_ms_64): New.
7985 (ix86_function_value_1): Call it.
7986 (return_in_memory_ms_64): New.
7987 (ix86_return_in_memory): Call it.
7988 (setup_incoming_varargs_ms_64): New.
7989 (ix86_setup_incoming_varargs): Call it.
7990 (ix86_expand_prologue): Handle 64-bit stack probing.
7991 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
7992 (output_pic_addr_const): Likewise.
7993 (x86_this_parameter): Likewise.
7994 (x86_output_mi_thunk): Likewise.
7995 (x86_function_profiler): Likewise.
7996 (TARGET_STRICT_ARGUMENT_NAMING): New.
7997 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
7998 (TARGET_64BIT_MS_ABI): New.
7999 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8000 * config/i386/i386.md (allocate_stack_worker): Remove.
8001 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8002 describe the clobber of eax without a match_scratch.
8003 (allocate_stack_worker_postreload): Remove.
8004 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8005 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8006 (allocate_stack_worker_rex64_postreload): Remove.
8007 (allocate_stack): Handle 64-bit.
8008 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8009 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8010 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8011 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8012 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8013 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8014 * config.build (x86_64-*-mingw*): New host.
8015 * config.host (x86_64-*-mingw*): New host.
8016 * config.gcc (x86_64-*-mingw*): New target.
8017 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8019 2007-03-30 Richard Henderson <rth@redhat.com>
8020 Kai Tietz <kai.tietz@onevision.com>
8022 * c-pragma.c (struct def_pragma_macro_value): New.
8023 (struct def_pragma_macro): New.
8024 (pushed_macro_table): New.
8025 (dpm_hash, dpm_eq): New.
8026 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8027 (init_pragma): Install them.
8028 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8030 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8032 * config/avr/avr.c (avr_override_options): Clear
8033 'flag_delete_null_pointer_checks'.
8035 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8038 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8039 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8040 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8041 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8042 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8043 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8044 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8046 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8048 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8050 * regmove.c: Move all of pass_stack_adjustments from here...
8051 * combine-stack-adj.c: ...to this new file.
8052 * Makefile.in: Add rules for combine-stack-adj.o.
8054 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8056 PR tree-optimization/31383
8057 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
8058 to have the same length.
8060 2007-03-30 Jan Hubicka <jh@suse.cz>
8063 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8064 availablility; add more sanity checking; ask varpool only about
8067 2007-03-29 Richard Henderson <rth@redhat.com>
8069 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8070 to decide, but __SIZEOF_LONG_LONG__.
8072 2007-03-29 Richard Henderson <rth@redhat.com>
8074 * emutls.c (struct __emutls_array): New.
8075 (emutls_destroy): Use it instead of casting element 0 from void*.
8076 (__emutls_get_address): Likewise.
8078 2007-03-29 Richard Henderson <rth@redhat.com>
8080 * varasm.c (initializer_constant_valid_p): Don't deny
8081 DECL_DLLIMPORT_P on functions.
8083 * config/i386/cygming.h: Remove function declarations.
8084 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8085 (ASM_OUTPUT_LABELREF): Remove.
8086 (COMMON_ASM_OP): Remove.
8087 (ASM_OUTPUT_COMMON): Remove.
8088 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8089 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8090 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8091 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8092 Rename from TARGET_ENCODE_SECTION_INFO.
8093 * config/i386/netware.h: Likewise.
8094 * config/i386/i386-protos.h: Update.
8095 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8096 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8097 (legitimate_constant_p): Reject dllimports.
8098 (dllimport_map, get_dllimport_decl): New.
8099 (legitimize_dllimport_symbol): New.
8100 (legitimize_address, ix86_expand_move): Use it.
8101 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8102 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8103 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8104 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8105 * config/i386/predicates.md (constant_call_address_operand): Only
8106 accept symbols; reject dllimport_p symbols.
8107 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8108 i386_pe_maybe_record_exported_symbol.
8109 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8110 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8111 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8112 trust the setting of DECL_DLLIMPORT_P.
8113 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8114 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8115 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8116 tidy the argument scanning loop.
8117 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8118 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8119 (i386_pe_strip_name_encoding): Remove.
8120 (i386_pe_binds_local_p): New.
8121 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8122 (i386_pe_output_labelref): Remove.
8123 (i386_pe_asm_output_aligned_decl_common): New.
8124 (i386_pe_maybe_record_exported_symbol): Rename from
8125 i386_pe_record_exported_symbol; check for dllexported symbols.
8127 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8129 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8130 add comment explaining why vsnprintf cannot be used.
8132 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8134 PR tree-optimization/30666
8135 * tree.c (build_complex_type): When creating type names for DWARF2
8136 debug info, create TYPE_DECLs for TYPE_NAME instead of
8138 (build_common_tree_nodes_2): Use build_complex_type when building
8139 predefined complex types, to preserve canonical types.
8141 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8143 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8144 (noce_get_alt_condition): Look at it to determine whether to
8145 reverse the condition or not.
8146 (noce_get_condition): Substitute the truth for lies.
8147 (noce_find_if_block): Set the then_else_reversed field.
8149 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8151 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8152 destination of this insn.
8153 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8154 than calling gen_rtx_SET directly. Use r0 to hold the value of
8155 'address + 4' rather than a stack based temporary which can be
8158 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8160 * config/s390/s390.c (s390_secondary_input_reload_class,
8161 s390_secondary_output_reload_class): Functions removed.
8162 (s390_secondary_reload): New function.
8163 (TARGET_SECONDARY_RELOAD): Target macro defined.
8164 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8165 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8166 * config/s390/s390.md ("reload_outti", "reload_outdi",
8167 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8168 "reload_out<mode>"): Expanders removed.
8169 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8170 "reload<mode>_nonoffmem_out"): Expanders added.
8172 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8174 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
8175 SRC->DEST replacement failed anyway.
8177 2007-03-28 Mike Stump <mrs@apple.com>
8179 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8180 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8181 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8183 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8185 * config.gcc: Accept barcelona as a variant of amdfam10.
8186 * config/i386/i386.c (override_options): Likewise.
8187 * doc/invoke.texi: Likewise.
8189 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8191 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8192 offsets for BIT_FIELD_REF and COMPONENT_REF.
8194 2007-03-28 Richard Guenther <rguenther@suse.de>
8196 * tree.c (is_global_var): Move ...
8197 * tree-flow-inline.h (is_global_var): ... here.
8198 * tree.h (is_global_var): Remove declaration.
8200 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8202 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8204 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8205 * config/i386/i386.c (ix86_tune_features): Initialize new
8207 * config/i386/predicates.md (promotable_binary_operator): Use
8208 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8210 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8213 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8215 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8217 * config/fr30/fr30.md (movsi_internal): Change destination
8218 constraint from m to V and add m to the end.
8220 2007-03-28 Christian Bruel <christian.bruel@st.com>
8222 * config/sh/sh.md (movsi_i): Fix type attribute.
8224 2007-03-28 Christian Bruel <christian.bruel@st.com>
8226 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8227 (movsf_ie): Likewise.
8229 2007-03-28 Christian Bruel <christian.bruel@st.com>
8231 * config.gcc: Add sh4-300 to multilib.
8232 * config/sh/t-mlib-sh4-300: New file.
8234 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8236 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8237 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8239 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8240 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8241 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8242 "fixuns_trunctddi2"): Whitespace fix.
8244 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
8246 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
8247 the definition of struct sh_args.
8248 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
8249 CALL_COOKIE_INT_REG_GET): Likewise.
8251 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
8253 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
8254 transformations are applied successfully.
8256 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
8258 * tree.c (tree_contains_struct): Permit 512 tree codes.
8259 * tree.h (tree_contains_struct): Ditto.
8260 (MAX_TREE_CODES): Ditto.
8261 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
8262 SPARE member to store remaining padding bits.
8264 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8266 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
8269 2007-03-27 Janis Johnson <janis187@us.ibm.com>
8271 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
8272 * configure: Regenerate.
8274 * configure: Regenerate using the correct version of autoconf.
8276 2007-03-27 Anatoly Sokolov <aesok@post.ru>
8278 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
8280 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
8281 regs to "__SP_L__" and "__SP_H__".
8283 2007-03-27 Richard Guenther <rguenther@suse.de>
8285 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
8286 computations with it with a HOST_WIDE_INT variable.
8288 2007-03-26 Mike Stump <mrs@apple.com>
8290 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
8291 objective-c-header, objective-c++-header and objc++-cpp-output
8293 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
8295 2007-03-26 Richard Henderson <rth@redhat.com>
8298 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
8299 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
8300 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
8301 IX86_BUILTIN_PSRLQ128): New.
8302 (ix86_init_mmx_sse_builtins): Add them.
8303 (ix86_expand_builtin): Expand them.
8304 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
8305 operand 2 be TImode.
8306 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
8307 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8308 _mm_srli_epi64): Mark __B const.
8309 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
8310 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
8311 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
8312 new two-vector shift builtins.
8314 2007-03-26 Ian Lance Taylor <iant@google.com>
8316 PR tree-optimization/31345
8317 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
8318 [+INF, +INF(OVF)] into VARYING.
8320 2007-03-26 Zack Weinberg <zackw@panix.com>
8322 * gengtype-parse.c: New file.
8323 * gengtype-yacc.y: Delete.
8324 * gengtype-lex.l: Don't include gengtype-yacc.h.
8325 Define YY_DECL and yyterminate appropriately for recursive
8326 descent parser. yylval is now a string out-parameter to yylex.
8327 (HWS, EOID): New shorthand.
8328 (IWORD): Add a couple more types.
8329 (yylex): Add a setup stanza. Remove the complex rules for
8330 detecting GTY'ed types and typedefs; replace with simple
8331 keyword detectors. Adjust everything for the changed
8332 definition of yylval. Ignore all pp-directives, not just #define.
8334 (parse_file): Rename yybegin; do not call yyparse.
8336 * gengtype.c (xasprintf): Export again.
8337 (this_file): New. Use everywhere __FILE__ was being used.
8338 (get_lang_bitmap): Special case types defined in gengtype.c.
8339 (do_typedef, new_structure): Suppress definition of certain types.
8340 (new_structure): Improve diagnostics of duplicate definitions.
8341 Make sure location_s is associated with input.h.
8342 (nreverse_pairs, define_location_structures): New functions.
8343 (main): Improve tagging of kludge types. Remove old kludges
8344 for input.h types; use define_location_structures.
8345 * gengtype.h: Update prototypes. Define token codes here.
8346 * Makefile.in: Remove all references to gengtype-yacc.
8347 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
8349 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
8350 add GTY((skip)) to the field that's only conditionally there.
8351 * doc/install.texi: Document that Bison is no longer required
8352 unless building treelang.
8354 * gengtype.c: Don't include gtyp-gen.h.
8355 (srcdir): Declare here.
8356 (base_files, lang_dir_names): Allocate dynamically.
8357 (gt_files, num_gt_files, num_lang_dirs): New globals.
8358 (measure_input_list, read_input_line, read_input_list)
8359 (set_lang_bitmap): New functions.
8360 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
8361 simplify, relying on read_input_list to set up the bitmaps.
8362 (main): Arguments are no longer unused. Check for correct number
8363 of command line arguments, set srcdir and srcdir_len, then call
8364 read_input_list, before doing anything else. No need to worry
8365 about duplicates in main loop.
8366 * configure.ac: Simplify the calculation of all_gtfiles.
8367 Put language tags in there. Don't set or substitute
8368 all_gtfiles_files_langs or all_gtfiles_files_frags.
8369 * Makefile.in: Revamp the way gengtype is invoked, now that it
8370 takes a file on its command line with a much simpler format.
8371 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
8372 (GTFILES): Remove duplicates and C source files.
8373 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
8374 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
8375 * configure: Regenerate.
8377 * gengtype.h: Remove all type definitions to gengtype.c; leave
8378 only definitions of options_p, type_p, and pair_p as opaque
8379 pointers. Update prototypes.
8380 * gengtype.c: Many type definitions moved here from gengtype.h.
8381 Consolidate type definitions at the top of the file.
8382 (xvasprintf): Delete.
8383 (xasprintf): Make static.
8384 (create_nested_pointer_option): Add 'next' parameter.
8385 (create_field_all, create_field_at): New functions.
8386 (create_field): Now a thin wrapper around create_field_all.
8387 (create_optional_field): Rename create_optional_field_ and add
8388 line argument. Original name is now a macro which supplies
8390 (oprintf): Use vsnprintf directly.
8391 (close_output_files): Use fatal rather than perror/exit.
8392 (note_def_vec, note_def_vec_alloc): Use create_field_at.
8393 (main): Set progname. Don't use exit.
8394 * gengtype-yacc.y (struct_fields): Use create_field_at.
8395 (option, optionseqopt): Delete.
8396 (optionseq): Consolidate productions from option here so we
8397 can use the first argument to create_option.
8399 * gengtype-lex.l: Distinguish unions from structures in the
8400 token type. Don't call find_structure; return the tag as a string.
8401 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
8402 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
8403 Reorganize typedef_struct production accordingly.
8404 Use create_nested_ptr_option.
8405 * gengtype.c (create_nested_ptr_option): New function.
8406 * gengtype.h: Declare it.
8408 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
8409 (string_type): Don't declare.
8410 (do_scalar_typedef): Declare.
8411 (create_scalar_type): Update prototype.
8412 * gengtype.c (string_type): Make static.
8413 (scalar_nonchar, scalar_char): New.
8414 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
8415 (resolve_typedef): Use scalar_nonchar for error recovery.
8416 (create_scalar_type): Remove name_len field. Return scalar_char
8417 or scalar_nonchar as appropriate.
8418 (adjust_field_type): Look at scalar_is_char boolean to decide whether
8420 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
8422 (main): Initialize scalar_char and scalar_nonchar before calling
8424 * gengtype-lex.l: Adjust for removal of second argument to
8425 create_scalar_type. Use yylval.s instead of yylval.t when
8427 * gengtype-yacc.y: Type of SCALAR is string. Call
8428 create_scalar_type from type:SCALAR rule. Adjust for removal of
8429 second argument to create_scalar_type.
8431 * vec.h: Remove all #if IN_GENGTYPE blocks.
8432 Add comment saying that changes may require adjustments to gengtype.
8433 * gengtype.c: Don't include coretypes.h or tm.h.
8434 Add comment to inclusion of errors.h.
8435 (note_def_vec, note_def_vec_alloc): New functions.
8436 * gengtype.h: Declare new functions.
8437 * gengtype-lex.l: Don't include coretypes.h.
8438 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
8440 (update_lineno): Remove unnecessary prototype.
8441 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
8442 (VEC rule): Just return VEC_TOKEN.
8443 * gengtype-yacc.y (VEC_TOKEN): New token type.
8444 (type): Add a production for VEC(a,b).
8445 * Makefile.in: Update dependencies.
8447 * gengtype-lex.l: Remove rules for parsing pointer-to-function
8448 typedefs that use the old PARAMS macro.
8450 * gengtype-lex.l: Remove all rules and states relating to yacc
8452 * gengtype-yacc.y: Similarly.
8453 * gengtype.c (note_yacc_type): Delete function.
8454 * gengtype.h: Update prototypes.
8456 2007-03-26 Joseph Myers <joseph@codesourcery.com>
8458 * tree-pretty-print.c (dump_generic_node): Report precision of
8459 unnamed integer types.
8461 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
8463 * ifcvt.c (noce_try_store_flag_constants): Don't check
8464 no_new_pseudos here.
8465 (noce_try_store_flag_constants): Don't check no_new_pseudos.
8466 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
8467 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
8468 noce_try_sign_mask): Likewise.
8469 (if_convert): Check no_new_pseudos here.
8471 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
8473 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
8474 (noce_get_condition): Handle new then_else_reversed argument.
8475 (noce_init_if_info): Remove, fold into noce_find_if_block.
8476 (noce_process_if_block): Take a struct noce_if_info as the
8477 argument. Don't set up one based on ce_if_info. Update pointer
8478 references accordingly.
8479 (cond_move_process_if_block): Likewise.
8480 (process_if_block): Removed.
8481 (find_if_block): Removed. Move functionality two new functions,
8482 noce_find_if_block and cond_exec_find_if_block.
8483 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
8484 blocks and the symmetric IF-ELSE-JOIN case.
8485 (cond_exec_find_if_block): Also new function mostly based on old
8486 find_if_block and process_if_block.
8487 (find_if_header): Replace find_if_block call with separately
8488 guarded calls to noce_find_if_block and cond_exec_find_if_block.
8489 (find_cond_trap): Update noce_get_condition call.
8490 (dead_or_predicable): Likewise.
8492 2007-03-26 Jakub Jelinek <jakub@redhat.com>
8494 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
8496 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
8497 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
8498 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8499 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
8500 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
8501 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
8502 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
8503 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
8504 __builtin_ia32_psrad128 builtins.
8506 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
8508 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
8509 * config/i386/constraints.md
8510 (define_constraint "I"): Use IN_RANGE macro.
8511 (define_constraint "J"): Ditto.
8512 (define_constraint "K"): Ditto.
8513 (define_constraint "M"): Ditto.
8514 (define_constraint "N"): Ditto.
8515 (define_constraint "O"): Ditto.
8516 * config/i386/predicates.md
8517 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
8518 (define_predicate "const_0_to_3_operand"): Ditto.
8519 (define_predicate "const_0_to_7_operand"): Ditto.
8520 (define_predicate "const_0_to_15_operand"): Ditto.
8521 (define_predicate "const_0_to_63_operand"): Ditto.
8522 (define_predicate "const_0_to_255_operand"): Ditto.
8523 (define_predicate "const_1_to_31_operand"): Ditto.
8524 (define_predicate "const_2_to_3_operand"): Ditto.
8525 (define_predicate "const_4_to_7_operand"): Ditto.
8527 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8529 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
8530 in SImode for save_world.
8531 * config/rs6000/altivec.md (save_world, restore_world): Convert to
8534 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
8536 PR tree-optimization/30784
8537 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
8540 2007-03-25 Revital Eres <eres@il.ibm.com>
8542 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
8543 Fold movement_possibility function into it.
8545 2007-03-25 David Edelsohn <edelsohn@gnu.org>
8547 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
8548 (load_macho_picbase_{si,di}): Convert to LR hard reg.
8549 (call_indirect_nonlocal_darwin64): Same.
8550 (call_nonlocal_darwin64): Same.
8551 (call_value_indirect_nonlocal_darwin64): Same.
8552 (call_value_nonlocal_darwin64): Same.
8553 (sibcall_nonlocal_darwin64): Same.
8554 (sibcall_value_nonlocal_darwin64): Same.
8555 (sibcall_symbolic_64): Same.
8556 (sibcall_value_symbolic_64): Same.
8557 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
8559 (rs6000_emit_load_toc_table): Same.
8560 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
8561 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
8567 (load_toc_v4_pic_si): Same
8568 (load_toc_v4_PIC_1): Same.
8569 (load_toc_v4_PIC_1b): Same.
8570 (call_indirect_aix{32,64}): Same.
8571 (call_value_indirect_aix{32,64}): Same.
8574 (call_local{32,64}): Same.
8575 (call_value_local{32,64}): Same.
8576 (call_indirect_nonlocal_aix{32,64}): Same.
8577 (call_nonlocal_aix{32,64}): Same.
8578 (call_value_indirect_nonlocal_aix{32,64}): Same.
8579 (call_value_nonlocal_aix{32,64}): Same.
8580 (call_indirect_nonlocal_sysv<mode>): Same.
8581 (call_nonlocal_sysv<mode>): Same.
8582 (call_value_indirect_nonlocal_sysv<mode>): Same.
8583 (call_value_nonlocal_sysv<mode>): Same.
8585 (sibcall_local{32,64}): Same.
8586 (sibcall_value_local{32,64}): Same.
8587 (sibcall_nonlocal_aix{32,64}): Same.
8588 (sibcall_value_nonlocal_aix{32,64}): Same.
8589 (sibcall_nonlocal_sysv<mode>): Same.
8590 (sibcall_value): Same.
8591 (sibcall_value_nonlocal_sysv<mode>): Same.
8593 2007-03-24 Paul Brook <paul@codesourcery.com>
8595 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
8596 * config/arm/linux-eabi.h: Remove legacy syscall hack.
8598 2007-03-24 Richard Henderson <rth@redhat.com>
8600 * config/ia64/constraints.md: New file.
8601 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
8602 satisfies_constraint_?.
8603 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
8604 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
8605 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
8606 ia64_output_mi_thunk): Likewise.
8607 (ia64_const_ok_for_letter_p): Remove.
8608 (ia64_const_double_ok_for_letter_p): Remove.
8609 (ia64_extra_constraint): Remove.
8610 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
8611 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
8612 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
8613 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
8614 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
8615 EXTRA_MEMORY_CONSTRAINT): Remove.
8616 * config/ia64/ia64.md: Include constriants.md. Replace
8617 CONST_OK_FOR_? with satisfies_constraint_?.
8619 2007-03-23 Michael Meissner <michael.meissner@amd.com>
8620 H.J. Lu <hongjiu.lu@intel.com>
8622 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
8624 (name macros): Use DPD_BID_NAME to convert names properly.
8626 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
8627 decimal floating point format.
8628 (init_floating_libfuncs): Change decimal functions so that they
8629 have a "bid_" prefix if the decimal system uses the BID format,
8630 and "dpd_" prefix if the decimal system uses the DPD format.
8631 (init_interclass_conv_libfuncs): Ditto.
8632 (init_intraclass_conv_libfuncs): Ditto.
8634 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8635 using the BID format.
8637 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8638 whether we are using the BID decimal format.
8639 * configure: Regenerate.
8641 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8642 the compiler has decimal floating point enabled. Define
8643 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8646 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
8647 using the BID format.
8649 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
8650 whether we are using the BID decimal format.
8651 * configure: Regenerate.
8653 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
8654 the compiler has decimal floating point enabled. Define
8655 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
8658 * doc/install.texi (--enable-decimal-float): Document BID and DPD
8659 options, and that it is enabled for i386/x86_64 systems.
8661 * Makefile.in (enable_decimal_float): New.
8663 (DECNUMINC): Add -I$(DECNUMFMT).
8664 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
8665 to $(DECNUMFMT) from $(DECNUM).
8667 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
8668 Substitute enable_decimal_float.
8669 * configure: Regenerated.
8672 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
8675 * configure.ac: Enable decimal float for x86_64-*-linux*.
8676 * configure: Regenerated.
8679 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
8680 decimal128ClearSign to flip and clear the sign bit in decimal128.
8681 (decimal_real_maxval): Set decimal128SetSign to set the sign
8684 2007-03-23 Ian Lance Taylor <iant@google.com>
8686 * fold-const.c (fold_binary): Correct warning for X - c >= X.
8688 2007-03-23 Ian Lance Taylor <iant@google.com>
8690 * tree-dump.c (dump_files): Correct comment.
8692 2007-03-23 Ian Lance Taylor <iant@google.com>
8694 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
8696 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
8698 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
8699 in cfglayout mode. Don't go into and out of cfglayout mode.
8700 Link the blocks in the order of the constructed traces.
8701 (rest_of_handle_tracer): Adjust call to tracer.
8702 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
8703 Don't go into cfglayout mode.
8704 (rtl_loop_done): Don't go out of cfglayout mode.
8705 * cfglayout.c (relink_block_chain): New function, split out from...
8706 (fixup_reorder_chain): ...here. Remove redundant checking.
8707 (cfg_layout_finalize): Don't clear the header, footer, and aux
8708 fields here, move the code to do so to relink_block_chain. Likewise
8709 for free_original_copy_tables.
8710 * rtl.h (tracer): Update prototype.
8711 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
8712 Assert we are in cfglayout mode. Don't go into and out of cfglayout
8713 mode. Use relink_block_chain to serialize the CFG according to the
8714 new basic block order. Move targetm.cannot_modify_jumps_p check from
8716 (gate_handle_reorder_blocks): ...to here.
8717 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
8719 (gate_duplicate_computed_gotos): ...to here.
8720 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
8721 something always changes when going into and out of cfglayout mode.
8722 Perform an expensive cfg cleanup while going into cfglayout mode.
8723 Always update liveness information on HAVE_conditional_execution
8724 targets. Reserialize the basic blocks and go out of cfglayout mode.
8725 * reg-stack.c: Include cfglayout.h.
8726 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
8727 the call to reorder_basic_blocks.
8728 * basic-block.h (reorder_basic_blocks): Update prototype.
8729 (relink_block_chain): New prototype.
8730 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
8732 2007-03-23 Joseph Myers <joseph@codesourcery.com>
8734 * config/mips/mips.md (type, hazard, *movdi_32bit,
8735 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
8736 *movhi_internal, *movqi_internal, *movsf_hardfloat,
8737 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
8738 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
8739 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
8741 (movcc): Change first xfer to multi.
8742 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
8743 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
8744 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
8745 config/mips/generic.md: Change reservations using "xfer" to use
8747 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
8748 using match_operand.
8749 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
8750 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
8752 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
8754 2007-03-22 Richard Henderson <rth@redhat.com>
8756 * config/i386/i386.c: Remove unnecessary function declarations.
8757 Move targetm definition, and all related macros, to the end of
8758 the file. Resort some functions to put definitions before uses.
8759 (ix86_attribute_table): Make static. Move to end of file.
8760 (ix86_gimplify_va_arg): Make static.
8762 2007-03-22 Richard Henderson <rth@redhat.com>
8764 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
8765 don't increase local_regparm with force_align_arg_pointer check.
8766 (ix86_function_sseregparm): Assert 32-bit.
8767 (type_has_variadic_args_p): New.
8768 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
8769 type_has_variadic_args_p.
8770 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
8771 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
8772 use memset instead. Do maybe_vaarg check first; skip attribute
8773 tests if true; skip attribute tests for 64-bit.
8774 (construct_container): Remove TARGET_DEBUG_ARG.
8775 (function_arg_advance_32, function_arg_advance_64): Split out ...
8776 (function_arg_advance): ... from here.
8777 (function_arg_32, function_arg_64): Split out ...
8778 (function_arg): ... from here.
8779 (ix86_pass_by_reference): Tidy.
8780 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
8781 (function_value_32): New, from parts of ix86_function_value
8782 and ix86_value_regno.
8783 (function_value_64): New, from parts of ix86_function_value
8784 and ix86_libcall_value.
8785 (ix86_function_value_1): New.
8786 (ix86_function_value, ix86_libcall_value): Use it.
8787 (return_in_memory_32, return_in_memory_64): Split out ...
8788 (ix86_return_in_memory): ... from here.
8789 (ix86_struct_value_rtx): Skip for 64-bit.
8790 (ix86_libcall_value, ix86_value_regno): Remove.
8791 (setup_incoming_varargs_64): Split out ...
8792 (ix86_setup_incoming_varargs): ... from here.
8793 (ix86_va_start): Remove TARGET_DEBUG_ARG.
8794 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
8795 * config/i386/i386-protos.h (ix86_function_value): Remove.
8796 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
8798 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8801 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
8802 infinities not supported, otherwise emit warning if -Woverflow. On
8803 underflow, emit warning if -Woverflow.
8804 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
8806 * real.h (real_from_string): Update declaration
8808 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
8809 Richard Henderson <rth@redhat.com>
8811 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
8812 * calls.c (compute_argument_block_size, expand_call,
8813 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
8814 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
8815 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
8816 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
8817 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
8818 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
8819 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
8820 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
8823 2007-03-22 Joseph Myers <joseph@codesourcery.com>
8825 * c-incpath.c (add_sysroot_to_chain): New.
8826 (merge_include_chains): Add sysroot argument. Call
8827 add_sysroot_to_chain if sysrooted.
8828 (register_include_chains): Update call to merge_include_chains.
8829 * doc/cppopts.texi: Document use of '=' in include directory
8832 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
8834 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
8835 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
8836 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
8837 insn pattern using X87MODEF12 mode macro.
8839 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
8841 * regmove.c (regmove_optimize): Use reg_mentioned_p
8842 instead of reg_overlap_mentioned_p for DST.
8844 2007-03-21 Mike Stump <mrs@apple.com>
8846 * c.opt: Fixup for Objective-C/C++.
8848 2007-03-21 Steve Ellcey <sje@cup.hp.com>
8850 * explow.c (convert_memory_address): Fold memory reference when
8851 POINTERS_EXTEND_UNSIGNED < 0
8853 2007-03-21 Richard Henderson <rth@redhat.com>
8856 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
8857 * config/i386/mmintrin.h (__m64): Likewise.
8858 * config/i386/xmmintrin.h (__m128): Likewise.
8860 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8862 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
8863 (VXWORKS_OS_CPP_BUILTINS): Define.
8864 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
8865 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
8867 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8869 * rtl.h (constant_pool_reference_p): Delete.
8870 (find_constant_src): Declare.
8871 * rtlanal.c (find_constant_src): New function.
8872 * simplify-rtx.c (constant_pool_reference_p): Delete.
8873 * config/i386/i386.md: Use find_constant_src instead of
8874 constant_pool_reference_p/avoid_constant_pool_reference pairs.
8876 2007-03-21 Richard Sandiford <richard@codesourcery.com>
8878 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
8879 * c-cppbuiltin.c (c_cpp_builtins): Define them.
8881 2007-03-20 Mark Mitchell <mark@codesourcery.com>
8883 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
8884 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
8885 (arm_elf_asm_constructor): Use it.
8886 (arm_elf_asm_destructor): New function.
8888 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
8890 * jump.c (mark_jump_label): Treat SEQUENCE specially.
8892 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
8894 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
8896 2007-03-19 Andrew Haley <aph@redhat.com>
8898 PR tree-optimization/31264
8899 * tree-vrp.c (register_edge_assert_for_1): Don't look though
8902 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
8904 PR rtl-optimization/30907
8905 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
8906 (fwprop_init): Always call loop_optimizer_initialize.
8907 (fwprop_done): Always call loop_optimizer_finalize.
8908 (fwprop): We always have loop info now.
8909 (gate_fwprop_addr): Remove.
8910 (pass_fwprop_addr): Use gate_fwprop as gate.
8912 PR rtl-optimization/30841
8913 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
8914 df_chain_alloc): Call df_reorganize_refs unconditionally.
8915 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
8916 refs_organized to refs_organized_size.
8917 (df_ref_create_structure): Use refs_organized_size instead of
8918 bitmap_size if refs had been organized, and keep refs_organized_size
8920 * df.h (struct df_ref_info): Change refs_organized to
8921 refs_organized_size.
8922 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
8925 2007-03-19 Mark Mitchell <mark@codesourcery.com>
8927 * except.c (output_function_exception_table): Do not reference the
8928 EH personality routine for functions that do not require an
8931 2007-03-20 Jakub Jelinek <jakub@redhat.com>
8934 * c-typeck.c (convert_for_assignment): Call comptypes for
8935 RECORD_TYPE or UNION_TYPE.
8938 * reload1.c (reload): Do invalid ASM checking after
8939 cleanup_subreg_operands.
8941 2007-03-19 Jeff Law <law@redhat.com>
8943 * tree-cfg.c (find_taken_edge): Tighten conditions for
8944 optimizing computed gotos.
8946 2007-03-19 Michael Matz <matz@suse.de>
8948 * builtins.c (expand_builtin_sync_operation,
8949 expand_builtin_compare_and_swap,
8950 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
8953 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
8954 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
8957 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8959 * doc/tm.texi: Add brackets around the return type of
8960 TARGET_SECONDARY_RELOAD.
8962 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8963 Richard Guenther <rguenther@suse.de>
8965 PR tree-optimization/31254
8966 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
8967 Use handled_component_p () where appropriate. Continue
8968 propagating into the rhs if we propagated into an INDIRECT_REF
8971 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8973 * config/s390/s390.md (op_type attribute): RRR instruction type added.
8974 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
8975 (xde, xdee): Mode attributes adjusted to support DFP modes.
8976 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
8977 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
8978 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
8979 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
8980 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
8981 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
8982 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
8984 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
8985 "movsf"): Insn definitions removed.
8986 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
8987 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
8988 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
8990 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
8991 "reload_in<mode>", "reload_out<mode>"): Expander added.
8992 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
8995 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
8997 * config/s390/s390.md: Only non-functional changes. Renamed
8998 FPR mode macro to BFP all over the file.
9000 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9002 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9003 (op_type attribute): RRF instruction type added.
9004 (fT0): New mode attribute.
9005 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9006 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9007 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
9008 no secondary memory is needed when moving DFmode values between GPRs
9011 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9013 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9014 inverted and documentation adjusted.
9015 ("mhard-dfp", "msoft-dfp"): New options.
9016 * config/s390/s390.c (s390_handle_arch_option): New architecture
9018 (override_options): Sanity checks for the new options added.
9019 * config.gcc: New architecture switch: z9-ec.
9020 * config/s390/s390.h (processor_flags): PF_DFP added.
9021 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9022 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9023 when the bit is NOT set so remove it from the defaults.
9025 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9027 * genemit.c (main): Print include statement for dfp.h.
9028 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9031 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9033 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9035 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9038 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9041 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9043 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9044 attr_length_call, output_call, output_indirect_call): Cleanup
9045 formatting of targetm calls.
9047 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9049 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9051 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9053 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9054 reservation, bypass and anti-bypass descriptions for these instructions.
9055 Update move patterns.
9056 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9059 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9061 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9062 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9063 (get_initial_def_for_reduction): Likewise.
9065 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9067 Fix PR tree-optimization/29922
9068 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9069 (get_representative): Removed.
9070 (value_dies_in_block_x): Update for rvuse removal.
9071 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9072 (compute_antic_aux): Handle when PHI nodes appear in
9073 non-single-successors.
9074 (dump_bitmap_of_names): Removed.
9075 (compute_antic_safe): Renamed and removed rvuse calculation.
9076 Calculate only antic safe.
9077 (insert_into_preds_of_block): Remove assert.
9078 (execute_pre): Update for renamed functions.
9079 (defer_or_phi_translate_block): New function.
9081 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9083 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9084 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9086 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9087 Follow spelling conventions.
9089 * tree-data-ref.h: Remove the prototype for analyze_array.
9091 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9093 PR tree-optimization/31041
9094 * tree-vect-transform.c (get_initial_def_for_induction): Call
9095 force_gimple_operand.
9097 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9099 * ipa-type-escape.c (look_for_casts) : Revert code to use
9100 handled_component_p due to ada test a-numaux.adb.
9102 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9104 * final.c (final_scan_insn): Alter the condition of a
9105 conditional trap if we have nonstandard CC.
9107 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9109 * configure.ac: Remove excess quoting from asm line 0 test.
9110 * configure: Rebuilt.
9112 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9114 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9115 * c-common.c (convert_and_check): Move warning logic to...
9116 (warnings_for_convert_and_check): ...here. Define.
9117 * c-common.h (warnings_for_convert_and_check): Declare.
9119 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9121 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9122 (output_call): Likewise.
9124 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9126 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9128 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9130 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9132 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9134 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9135 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9137 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9139 PR tree-optimization/31183
9140 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9141 Use double_int instead of unsigned int for representing access_strides.
9142 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9144 2007-03-16 Richard Guenther <rguenther@suse.de>
9146 PR tree-optimization/31146
9147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9148 to allow recursion of forward_propagate_addr_expr.
9149 (forward_propagate_addr_into_variable_array_index): Likewise.
9150 (forward_propagate_addr_expr): Likewise.
9151 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9152 (forward_propagate_addr_expr_1): Recurse on simple copies
9153 instead of propagating into them. Do so for useless conversions
9155 (forward_propagate_addr_expr): Clean up unused statements after
9158 2007-03-16 Richard Guenther <rguenther@suse.de>
9160 * builtins.c (expand_builtin_cexpi): Use the right argument
9161 for the expansion via cexp.
9163 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9165 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9166 * configure: Rebuilt.
9168 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9171 * dwarf2out.c (force_type_die): Adjust comment.
9172 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9174 2007-03-15 DJ Delorie <dj@redhat.com>
9176 * config/frv/predicates.md (minmax_operator): Don't check operands
9179 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9181 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9182 Update constant estimates of number of iterations.
9183 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9184 argument renamed to "realistic".
9185 (compute_estimated_nb_iterations): Removed.
9186 (record_niter_bound): New function.
9187 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9188 call record_nonwrapping_iv with upper = false.
9189 (infer_loop_bounds_from_signedness): Pass upper argument to
9190 record_nonwrapping_iv.
9191 (estimate_numbers_of_iterations_loop): Do not call
9192 compute_estimated_nb_iterations. Record estimate based on profile
9193 information. Initialize the constant estimates of number of
9195 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9197 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9198 number of iterations is too small.
9199 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9200 (EST_NOT_AVAILABLE): Removed.
9201 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9202 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9205 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9207 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9208 Handle NE_EXPR guards.
9210 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9213 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9214 Set also -pedantic-errors by default for the preprocessor unless
9215 -fpermissive is given.
9217 2007-03-15 Richard Guenther <rguenther@suse.de>
9221 * builtins.c (expand_builtin_cexpi): As a fallback if we
9222 don't have builtins for sincos or cexp create a function
9223 declaration for cexp and expand to a call to that.
9224 (expand_builtin_int_roundingfn): Always fall
9225 back to floor/ceil and its variants even if they may be
9228 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9231 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9232 jump tables, move the call to delete_dead_jumptables from here...
9233 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9234 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9235 don't allow merging of blocks that try_redirect_by_replacing_jump
9236 also does not handle when not optimizing.
9238 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9239 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9241 * config/i386/i386.md (x86_sahf_1): Correctly handle
9244 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9247 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
9248 x86_64_general_operand as operand[2] predicate. Remove "iF"
9249 from operand constraints and use "e" constraint instead.
9250 (*subti3_1, *subti3_1 splitter): Ditto.
9251 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
9252 operand[1] predicate.
9254 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
9256 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
9257 arrays, multiply the access strides by the size of the sub-array.
9258 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
9260 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9262 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
9263 the configured assembler supports the sahf mnemonic.
9264 * configure: Regenerate.
9265 * config.in: Regenerate.
9267 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
9268 emit "sahf" or ".byte\t0x9e" as asm template.
9270 2007-03-14 Michael Meissner <michael.meissner@amd.com>
9273 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
9274 option to replace hard coded TARGET_xxx in md file.
9275 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
9276 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9277 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
9278 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
9279 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
9280 (X86_TUNE_NOT_VECTORMODE): Ditto.
9281 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
9282 (TUNE_AVOID_VECTOR_DECODE): Ditto.
9283 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
9284 (TUNE_SLOW_IMUL_IMM8): Ditto.
9285 (TUNE_MOVE_M1_VIA_OR): Ditto.
9286 (TUNE_NOT_UNPAIRABLE): Ditto.
9287 (TUNE_NOT_VECTORMODE): Ditto.
9289 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
9292 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
9293 tuning options instead of hard coded TARGET_xxx.
9294 (fix ssemode peephole2's): Ditto.
9295 (imul peephole2's): Ditto.
9297 (movdi_or_rex64): Ditto.
9298 (move peephole2): Ditto.
9299 (not peephole2's): Ditto.
9301 2007-03-14 Dirk Mueller <dmueller@suse.de>
9303 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
9304 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
9305 * c-parser.c (c_parser_if_body): Always add an empty statement in case
9307 * c-parser.c (c_parser_do_statement): Warn about empty body in
9309 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
9310 * doc/invoke.texi (-Wempty-body): Update documentation.
9312 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9315 * c-common.h (warn_for_div_by_zero): Declare.
9316 * c-common.c (warn_for_div_by_zero): Define.
9317 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
9320 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9322 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
9323 to PREFIX and STANDARD_PREFIX.
9325 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9326 Phil Edwards <phil@codesourcery.com>
9328 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
9329 (__gthread_once_t): Remove busy field for RTPs.
9330 (__GTHREAD_ONCE_INIT): Update accordingly.
9332 2007-03-14 Richard Sandiford <richard@codesourcery.com>
9334 * doc/invoke.texi: Document VxWorks options.
9336 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
9338 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
9340 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
9342 PR tree-optimization/30590
9343 * tree-nrv.c (tree_nrv): Check for the partial update of the
9346 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9348 * flags.h (flag_random_seed): Remove declaration, in favor of...
9349 * toplev.h (get_random_seed, set_random_seed): ... these.
9350 * tree.c (get_file_function_name): Use the former.
9351 * opts.c (common_handle_option): Use the latter.
9354 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
9357 * cse.c (cse_find_path): Do not bail out if a basic block that
9358 we already visited now becomes part of a path that starts at a
9359 different basic block. Just disallow this, to make sure we
9360 visit each basic block at most once.
9362 2007-03-13 Jan Hubicka <jh@suse.cz>
9364 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
9365 when profile esitmate is present, calls with very low frequency are
9368 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
9370 PR tree-optimization/30730
9371 PR tree-optimization/26900
9372 * tree-ssa-loop-niter.c: Include gmp.h.
9374 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
9375 split_to_var_and_offset, determine_value_range,
9376 bound_difference_of_offsetted_base, refine_bounds_using_guard,
9377 bound_difference, bounds_add, bounds_negate,
9378 number_of_iterations_ne_max, dump_affine_iv): New functions.
9379 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
9380 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
9381 difference of initial and final value of control iv to validate
9383 (number_of_iterations_cond): Add loop parameter. Determine bounds
9384 on the difference of the extremes of the control iv. Add dumps.
9385 (expand_simple_operations): Handle phi nodes.
9386 (simplify_using_initial_conditions): Do not record used conditions.
9387 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
9388 Do not set additional_info.
9389 (implies_nonnegative_p, implies_ge_p): Removed.
9390 (derive_constant_upper_bound): Do not use parameter `additional'.
9391 (record_estimate): Parameter `additional' removed. Parameter
9392 `i_bound' added. Do not call derive_constant_upper_bound.
9393 (record_nonwrapping_iv): Use derive_constant_upper_bound to
9394 bound the number of iterations estimate.
9395 (estimate_numbers_of_iterations_loop): Pass the estimate from
9396 the number of iterations analysis to record_estimate.
9397 * tree.h (multiple_of_p): Declare.
9398 * tree-scalar-evolution.c (expression_expensive_p): Removed.
9399 (scev_const_prop): Do not check expression_expensive_p.
9400 * fold-const.c (multiple_of_p): Exported.
9401 * double-int.c (double_int_mask): Exported.
9402 * double-int.h (double_int_mask): Declare.
9403 * tree-flow.h (struct tree_niter_desc): Removed additional_info
9404 field. Added max field.
9406 2007-03-13 David Taylor <taylor@candd.org>
9409 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
9412 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9415 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
9416 two unamed patterns.
9418 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
9420 * config/i386/i386.opt (mcx16, msahf): New options.
9421 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
9422 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
9424 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
9425 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
9426 Output -mcx16 and -msahf options when corresponding bit is set.
9428 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
9431 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
9433 * configure.ac: Test for assembler tolerance to # 0 "".
9434 * configure, config.in: Rebuilt.
9435 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
9437 2007-03-13 Geoffrey Keating <geoffk@apple.com>
9439 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
9441 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
9442 (handle_syscall): Handle direct system calls.
9443 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
9445 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9447 * doc/invoke.texi: Fix cpp.info cross-reference.
9448 * doc/passes.texi: Fix gcc.info cross-reference.
9450 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
9452 PR tree-optimization/30835
9453 * lambda-code.c (can_convert_to_perfect_nest): Check whether
9454 bb_for_stmt is not NULL before accessing it.
9456 2007-03-12 Joseph Myers <joseph@codesourcery.com>
9458 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
9461 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
9464 * doc/install.texi: Document --enable-stage1-languages
9466 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
9468 * tree-pass.h (pass_into_cfg_layout_mode,
9469 pass_outof_cfg_layout_mode): Declare.
9470 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
9471 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
9472 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
9473 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
9475 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
9477 * c-decl.c (warn_variable_length_array): New function.
9478 Refactored from grokdeclarator to handle warn_vla
9479 and handle unnamed array case.
9480 (grokdeclarator): Refactored VLA warning case.
9481 * c.opt (Wvla): New flag.
9482 * doc/invoke.texi (Wvla): New warning.
9484 2007-03-12 Richard Henderson <rth@redhat.com>
9486 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
9487 (TARGET_SECTION_TYPE_FLAGS): New.
9489 2007-03-12 Richard Henderson <rth@redhat.com>
9491 * config/darwin.c (machopic_reloc_rw_mask): New.
9492 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
9493 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
9495 2007-03-12 Mark Mitchell <mark@codesourcery.com>
9497 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
9498 * cppdefault.h (cpp_PREFIX): Document.
9499 (cpp_PREFIX_len): Likewise.
9500 (cpp_EXEC_PREFIX): New variable.
9501 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
9502 * c-incpath.c (add_standard_paths): Correct logic for relocating
9503 paths within prefix.
9505 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
9507 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
9508 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
9510 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
9511 fix_truncdfdi_sse using SSEMODEF mode macro.
9512 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
9513 fix_truncdfsi_sse using SSEMODEF mode macro.
9514 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
9515 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
9517 2007-03-12 Richard Sandiford <richard@codesourcery.com>
9519 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
9522 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
9524 * tree.h : Add multiple_of_p declaration.
9525 * fold-const.c (multiple_of_p): Make multiple_of_p public.
9526 * ipa-type-escape.c (results_of_malloc): Redundant.
9527 (visited_stmts): New. Visited stmt for walk_use_def_chains.
9528 (cast_type): Extended with new members.
9529 (check_cast): Returns cast_type.
9530 (cast): New structure for data of walk_use_def_chains.
9531 (is_malloc_result, is_cast_from_non_pointer_1,
9532 is_cast_from_non_pointer,
9533 is_array_access_through_pointer_and_index): New functions.
9534 (look_for_casts): Returns cast types.
9535 (check_call): Returns void.
9536 (okay_pointer_operation): Use support of pointer plus index,
9537 pointer plus constant and allow all multiplications.
9539 2007-03-11 Richard Guenther <rguenther@suse.de>
9541 PR tree-optimization/31115
9542 * tree-vrp.c (extract_range_from_binary_expr): Make sure
9543 the shift count is positive and non-anti-range for RSHIFT_EXPR.
9544 A shift count of zero is not special as with *_DIV_EXPR.
9545 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
9548 2007-03-11 Ian Lance Taylor <iant@google.com>
9550 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
9551 the *_DIV_EXPR codes correctly with overflow infinities.
9553 2007-03-11 Ira Rosen <irar@il.ibm.com>
9555 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
9556 indicate success/failure of the analysis. Add negation to subtrahend
9557 in case of subtraction. Fail if both operands contain constants.
9558 (create_data_ref): Fail if analyze_offset fails.
9560 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
9562 * config/i386/i386.md (frndintxf2): Rename to ...
9563 (rintxf2): ... this. Remove expander having same name.
9564 (rintsf2, rintdf2): Implement using SSEMODEF macro.
9565 (roundsf2, rounddf2): Ditto.
9566 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
9567 (lround<mode>di2, lround<mode>si2): Ditto.
9569 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
9571 * lower-subreg.c: Include except.h.
9572 (decompose_multiword_subregs): Verify that the only control flow
9573 insns we can split are loads to multi-words pseudos.
9574 Handle breaking such blocks after splitting, instead of calling
9575 find_many_sub_basic_blocks.
9577 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
9578 on the new basic block. Add a lengthy comment explaining why we
9579 thought this was necessary.
9580 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
9582 2007-03-10 Mark Mitchell <mark@codesourcery.com>
9585 * tree.c (walk_type_fields): Recurse into the element type of
9586 ARRAY_TYPEs if there is a pointer set.
9588 2007-03-10 Dirk Mueller <dmueller@suse.de>
9590 * c-common.c (warn_logical_operator): Fix condition.
9592 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
9594 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
9596 * config/darwin.c (machopic_select_section): Remove superfluous
9597 argument in call to categorize_decl_for_section. Remove unused
9600 2007-03-10 Joseph Myers <joseph@codesourcery.com>
9602 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
9604 * configure: Regenerate.
9606 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
9609 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
9610 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
9611 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
9612 Add LABEL_NUSES to emitted label.
9613 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
9614 branch probability value to emitted jump insn.
9615 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
9616 Do not check life information and do not re-arrange input operands
9617 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
9619 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9621 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
9622 the change of decode_asm_operands.
9624 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
9626 * mode-switching.c (create_pre_exit): Skip blockage insn.
9628 2007-03-09 Diego Novillo <dnovillo@redhat.com>
9630 * tree-pass.h (TODO_update_smt_usage): Remove.
9632 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9636 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9638 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
9639 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
9640 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
9643 2007-03-09 Geoffrey Keating <geoffk@apple.com>
9645 * gcc.c: Document %{, in big comment at top.
9646 (input_suffix_matches): Remove special handling for .s and
9648 (input_spec_matches): New.
9649 (handle_braces): Handle %{,.
9650 (validate_switches): ',' indicates a value which is not a switch.
9651 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
9652 to detect assembler input.
9653 * config/i386/sol2.h (CPP_SPEC): Likewise.
9654 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
9655 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
9656 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
9657 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
9658 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
9659 -m64 causes deployment target to default to 10.5.
9660 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9662 2007-03-09 Richard Henderson <rth@redhat.com>
9665 * target.h (targetm.asm.out.reloc_rw_mask): New.
9666 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
9667 (TARGET_ASM_OUT): Use it.
9668 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
9669 * varasm.c (categorize_decl_for_section): Remove shlib argument;
9670 use the new reloc_rw_mask target hook instead.
9671 (default_section_type_flags_1): Merge into...
9672 (default_section_type_flags): ... here.
9673 (decl_readonly_section_1): Merge into...
9674 (decl_readonly_section): ... here.
9675 (default_elf_select_section_1): Merge into...
9676 (default_elf_select_section): ... here.
9677 (default_unique_section_1): Merge into...
9678 (default_unique_section): ... here.
9679 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
9680 (default_select_rtx_section): Use it.
9681 (default_elf_select_rtx_section): Likewise.
9682 * output.h: Update to match.
9683 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
9684 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
9685 (TARGET_ASM_RELOC_RW_MASK): New.
9686 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
9687 to categorize_decl_for_section.
9688 (x86_64_elf_unique_section): Likewise.
9689 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
9690 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
9691 (TARGET_ASM_RELOC_RW_MASK): New.
9692 * config/ia64/ia64.c (ia64_rwreloc_select_section,
9693 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
9694 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
9695 (TARGET_RWRELOC): Remove.
9696 (ia64_section_type_flags): Adjust call to default_section_type_flags.
9697 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9698 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
9699 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
9700 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
9701 (rs6000_xcoff_select_section): Use decl_readonly_section.
9702 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
9703 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
9704 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
9705 (TARGET_SECTION_TYPE_FLAGS): Remove.
9706 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
9708 2007-03-09 Roger Sayle <roger@eyesopen.com>
9710 * fold-const.c (fold_comparison): Remove compile-time evaluation of
9711 complex constant equality/inequality comparisons for here.
9712 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
9713 known at compile-time or can be simplified to a scalar comparison.
9714 (fold_relational_const): Move compile-time evaluation of complex
9715 constant equality/inequality comparisons to here.
9717 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9719 PR rtl-optimization/30643
9720 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
9722 (fold_rtx): Recurse, like before 2006-11-03.
9724 2007-03-09 DJ Delorie <dj@redhat.com>
9726 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
9729 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
9731 PR tree-optimization/30375
9732 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
9733 LHS of statements is not the same.
9734 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
9736 2007-03-09 Chao-ying Fu <fu@mips.com>
9738 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
9740 * doc/invoke.texi (-mdspr2): Document new option.
9741 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
9742 New unspec for DSP REV 2.
9743 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
9744 these instructions are extended in DSP REV 2.
9745 (mips-dspr2.md): Include.
9746 * config/mips/mips.opt (mdspr2): New option.
9747 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
9748 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
9749 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
9750 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
9751 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
9752 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
9753 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
9755 (bdesc_map): Add one field of unsupported_target_flags.
9756 (bdesc_arrays): Update entries to have extra fields. Add
9758 (mips_init_builtins): Initialize new function types.
9759 Check unsupported_target_fileds to filter out builtins.
9760 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
9762 (ASM_SPEC): Pass mdspr2 to the assembler.
9763 * config/mips/mips-dspr2.md: New file.
9765 2007-03-09 Sa Liu <saliu@de.ibm.com>
9767 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
9769 2007-03-09 Ian Lance Taylor <iant@google.com>
9771 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
9772 argument) like -Wstrict-overflow=2.
9773 * doc/invoke.texi (Warning Options): Update documentation.
9775 2007-03-09 Dirk Mueller <dmueller@suse.de>
9778 * doc/invoke.texi (-Wlogical-op): Document.
9779 * common.opt (-Wlogical-op): New.
9780 * c-common.h (warn_logical_operator): Declare.
9781 * c-common.c (warn_logical_operator): Define.
9782 * c-typeck.c (parser_build_binary_op): Call
9783 warn_logical_operator.
9785 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9787 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
9788 * final.c (final_scan_insn): Test for non-"" file name.
9790 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
9792 * doc/loop.texi: Document the Omega linear constraints solver.
9793 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
9794 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
9795 omega-hash-table-size, omega-max-keys, and
9796 omega-eliminate-redundant-constraints.
9797 * tree-pass.h (pass_check_data_deps): Declared.
9800 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
9801 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
9802 pass_check_data_deps): New.
9803 * tree-data-ref.c (init_data_ref): Remove declaration.
9804 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
9805 (analyze_array): Renamed init_array_ref, move up initializations.
9806 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
9807 Removed arguments that are set to NULL.
9808 (analyze_indirect_ref): Correct indentation, correct call to
9810 (object_analysis): Call init_array_ref instead of analyze_array.
9811 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
9812 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
9813 of DR_ACCESS_FNS_ADDR.
9814 (init_omega_eq_with_af, omega_extract_distance_vectors,
9815 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
9816 ddr_consistent_p): New.
9817 (compute_affine_dependence): Check consistency of ddrs when
9818 flag_check_data_deps is passed.
9819 (analyze_all_data_dependences): Uncomment.
9820 (tree_check_data_deps): New.
9821 * tree-data-ref.h: Include omega.h.
9822 (DR_ACCESS_FNS_ADDR): Removed.
9823 (data_dependence_relation): Add inner_loop.
9824 (DDR_INNER_LOOP): New.
9825 * common.opt (fcheck-data-deps): New.
9826 * tree-flow.h (tree_check_data_deps): Declare.
9827 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
9828 (OBJS-common): Depend on omega.o.
9830 * passes.c (pass_check_data_deps): Scheduled.
9831 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
9832 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
9833 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
9834 PARAM_VECT_MAX_VERSION_CHECKS,
9835 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
9837 2007-03-09 Richard Guenther <rguenther@suse.de>
9839 PR tree-optimization/30904
9841 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
9842 the same way as *_DIV_EXPR.
9844 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9846 * recog.c (decode_asm_operands): No mixed declarations and code.
9848 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
9850 * rtl.def (ASM_INPUT): Add location.
9851 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
9852 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
9853 (decode_asm_operands): Add loc operand.
9854 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
9855 * stmt.c (expand_asm): Rename to...
9856 (expand_asm_loc): ... this. Add locus argument. Pass it on to
9857 gen_rtx_ASM_INPUT_loc.
9858 (expand_asm_expr): Adjust.
9859 * recog.c (decode_asm_operands): Add loc operand.
9860 (check_asm_operands, extract_insn): Adjust.
9861 * reload1.c (maybe_fix_stack_asms): Likewise.
9862 * final.c (asm_insn_count): Likewise.
9863 (final_scan_insn): Output # line before and after asm.
9865 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
9867 * tree-ssa-structalias.c (variable_info): Remove
9869 (new_var_info): Ditto.
9870 (shared_bitmap_info_t): New structure.
9871 (shared_bitmap_table): New variable.
9872 (shared_bitmap_hash): New function.
9873 (shared_bitmap_eq): Ditto
9874 (shared_bitmap_lookup): Ditto.
9875 (shared_bitmap_add): Ditto.
9876 (merge_smts_into): Change to take bitmap directly.
9877 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
9878 (init_alias_vars): Init shared bitmap hashtable.
9879 (delete_points_to_sets): Delete shared bitmap hashtable.
9880 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
9881 is_aliased removal as a change that was still necessary was
9884 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
9886 * config/i386/i386.h (override_options): Conditionally disable
9887 x86_sahf for 64bit targets only.
9889 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9892 * c-decl.c (merge_decls): Don't call make_var_volatile.
9893 * varasm.c (make_var_volatile): Remove.
9894 * output.h (make_var_volatile): Remove.
9896 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
9898 PR tree-optimization/31085
9899 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
9901 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9903 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
9904 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
9905 ATTR_CONST_NOTHROW_LIST.
9907 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
9910 2007-03-08 Diego Novillo <dnovillo@redhat.com>
9912 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
9914 2007-03-08 Geoffrey Keating <geoffk@apple.com>
9917 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
9919 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
9920 passed, use shared libgcc.
9922 2007-03-08 Roger Sayle <roger@eyesopen.com>
9924 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
9925 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9926 (honor_protect_cleanup_actions, lower_try_finally_switch):
9928 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
9929 ifc_temp_var): Likewise.
9930 * tree-inline.c (setup_one_parameter): Likewise.
9931 * tree-mudflap.c (mf_decl_cache_locals,
9932 mf_build_check_statement_for): Likewise.
9933 * tree-nested.c (init_tmp_var, save_tmp_var,
9934 finalize_nesting_tree_1): Likewise.
9935 * tree-outof-ssa.c (insert_copy_on_edge,
9936 insert_backedge_copies): Likewise.
9937 * tree-profile.c (tree_gen_edge_profiler,
9938 tree_gen_ic_profiler): Likewise.
9939 * tree-scalar-evolution.c (scev_const_prop): Likewise.
9940 * tree-sra.c (sra_build_assignment): Likewise.
9941 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
9942 * tree-ssa-math-opts.c (insert_reciprocals,
9943 execute_cse_sincos_1): Likewise.
9944 * tree-tailcall.c (adjust_accumulator_values,
9945 adjust_return_value): Likewise.
9946 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
9947 * tree-vect-transform.c (vect_create_data_ref_ptr,
9948 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
9949 vect_create_epilog_for_reduction, vectorizable_reduction,
9950 vectorizable_call, vectorizable_conversion,
9951 vectorizable_assignment, vectorizable_operation,
9952 vectorizable_type_demotion, vect_gen_widened_results_half,
9953 vect_permute_store_chain, vectorizable_store,
9954 vect_setup_realignment, vect_permute_load_chain,
9955 vectorizable_load, vectorizable_condition,
9956 vect_create_cond_for_align_checks): Likewise.
9957 * tree-vrp.c (build_assert_expr_for): Likewise.
9959 2007-03-08 Ian Lance Taylor <iant@google.com>
9961 * tree-vrp.c: Include "intl.h".
9962 (usable_range_p): New static function.
9963 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
9964 overflowed values, juts set *strict_overflow_p.
9965 (compare_values): Only return -2 if one of the operands is not a
9967 (compare_ranges): Call usable_range_p.
9968 (compare_range_with_value): Likewise.
9969 (vrp_evaluate_conditional_warnv): Rename from
9970 vrp_evaluate_conditional. Make static. Change all callers.
9971 (vrp_evaluate_conditional): New function.
9972 (simplify_div_or_mod_using_ranges): Issue warning about reliance
9974 (simplify_abs_using_ranges): Likewise.
9975 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
9976 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
9977 within_stmt parameter.
9978 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9979 vrp_evaluate_conditional.
9980 * tree-ssa-threadedge.c
9981 (record_temporary_equivalences_from_stmts_at_dest): Change
9982 simplify parameter to take a second tree parameter.
9983 (simplify_control_stmt_condition): Likewise.
9984 (thread_across_edge): Likewise.
9985 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
9986 (thread_across_edge): Likewise.
9987 * Makefile.in (tree-vrp.o): Depend upon intl.h.
9989 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
9991 * config/i386/i386.h (TARGET_SAHF): New define.
9992 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
9993 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
9994 (x86_sahf): New global variable.
9995 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
9996 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
9997 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
9998 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10000 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10001 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10002 when expanding fcomi/sahf based tests.
10003 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10004 expanding sahf based alternative. Emit sahf based sequence when
10005 optimizing for code size.
10006 * config/i386/i386.md (x86_sahf_1): Do not disable for
10007 TARGET_64BIT, enable for TARGET_SAHF.
10009 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10011 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10012 spurious whitespace from error message.
10014 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10017 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10019 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10021 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10023 * tree-sra.c (instantiate_element): Propagate disabled warnings
10024 from the element itself to the created variable.
10026 2007-03-07 Richard Henderson <rth@redhat.com>
10029 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10030 silently fix up the stack in the case of a missing register.
10032 2007-03-07 Paul Brook <paul@codesourcery.com>
10034 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10036 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10038 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10040 (phase1_vrs): Use them.
10041 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10042 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10043 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10044 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10045 __gnu_Unwind_Restore_WMMXC if required.
10046 (_Unwind_VRS_Pop): Implement iWMMXt support.
10047 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10048 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10049 gnu_Unwind_Save_WMMXC): Define.
10051 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10053 * config/vxworks.h (vxworks_override_options): Declare.
10054 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10055 * config/vxworks.c: Include target.h and toplev.h.
10056 (vxworks_override_options): New function.
10057 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10059 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10061 * config/s390/s390.c (override_options): Don't emit an error when
10062 -mstack-size is used without providing -mstack-guard.
10063 (s390_emit_prologue): Choose stack_guard value automatically if not
10064 provided via command line.
10065 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
10067 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10069 * config/i386/i386.c (output_set_got): Add a GOT initialization
10070 sequence for VxWorks PIC.
10071 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10072 around labels as well as symbols. Use gotoff_operand instead
10073 of local_symbolic_operand.
10074 (legitimize_pic_address): Use gotoff_operand instead of
10075 local_symbolic_operand. Use @GOT accesses for labels as
10077 (ix86_output_addr_diff_elt): Use PC-relative rather than
10078 GP-relative offsets for VxWorks PIC.
10079 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10080 no_new_pseudos. Check whether the returned register is op0.
10081 * config/i386/i386.md (tablejump): Use PC-relative rather than
10082 GP-relative offsets for VxWorks PIC.
10083 * config/i386/predicates.md (gotoff_operand): New predicate.
10085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10087 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10089 * config/vxworks-dummy.h: New file.
10090 * config/i386/i386.h: Include it.
10092 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10094 * dwarf2out.c (is_inlined_entry_point): New
10095 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10096 DW_AT_ranges if the first subblock is the entry point.
10098 2007-03-06 David Daney <ddaney@avtrex.com>
10100 * doc/install.texi (mips-*-*): Change recommended binutils
10103 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10105 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10106 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10108 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10109 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10111 2007-03-06 Jan Hubicka <jh@suse.cz>
10113 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10114 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
10116 (probably_cold_bb_p): Cold functions are cold.
10117 (probably_never_executed_bb_p): Cold functions are cold.
10118 (tree_bb_level_predictions): Predict calls to cold functions as not
10120 (compute_function_frequency): Check hot/cold attributes.
10121 * function.h (function_frequency): Update comments.
10122 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10123 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10124 (c_common_att): Add cold and hot.
10126 * doc/extend.texi (hot,cold attributes): Document.
10128 2007-03-06 Andrew Haley <aph@redhat.com>
10130 * function.c (expand_function_end): Move blockage to just after we
10131 emit the label for the naked return from the function.
10133 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10135 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10138 2007-03-06 Jan Hubicka <jh@suse.cz>
10140 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10141 loaded for constant large models. Non-large 64bit PIC can do.
10142 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10143 * cmodel.h: Add LARGE PIC.
10144 * i386.md (UNSPEC_PLTOFF): New.
10145 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
10147 (*call_1_rex64): Disable for large models.
10148 (*call_1_rex64_large): New.
10149 (*call_value_1_rex64): Disable for large models.
10150 (*call_value_1_rex64_large): New.
10151 (set_rip_rex4): New.
10152 (set_got_offset_rex64): New.
10153 * predicates.md (constant_call_address_operand): For large model
10154 constant calls are not possible.
10155 * i386-protos.h (construct_plt_address): Declare.
10156 * i386.c (override_options): Accept large models.
10157 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10158 (legitimate_constant_p): Add new UNSPECs.
10159 (legitimate_pic_operand_p): Likewise.
10160 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10161 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10163 (output_pic_addr_const): Add PLTOFF.
10164 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10165 (ix86_expand_move): Legitimize pic address when in PIC mode.
10166 (construct_plt_address): New function.
10167 (ix86_expand_call): Offload the address to register and use GOT pointer
10169 * invoke.texi (mcmodel=large): Update documentation.
10171 2007-03-06 Richard Henderson <rth@redhat.com>
10173 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10174 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10175 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10176 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10177 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10178 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10179 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10180 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10181 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10182 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10183 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10184 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10185 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10186 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10187 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10188 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10189 x86_schedule, x86_use_bt, x86_pad_returns,
10190 x86_use_xchgb): Merge into ...
10191 (ix86_tune_features): ... here. New array.
10192 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10193 x86_bswap): Merge into ...
10194 (ix86_arch_features): ... here. New array.
10195 (x86_3dnow_a): Remove.
10196 (x86_accumulate_outgoing_args): Make static.
10197 (x86_arch_always_fancy_math_387): Make static.
10198 (ix86_tune_mask, ix86_arch_mask): Move ...
10199 (override_options): ... to local variables here. Apply the
10200 appropriate mask to each element of ix86_arch_features and
10201 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10202 as were done in the old macros.
10203 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10204 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10205 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10206 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10207 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10208 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10209 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10210 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10211 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10212 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10213 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10214 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10215 x86_accumulate_outgoing_args, x86_prologue_using_move,
10216 x86_epilogue_using_move, x86_decompose_lea,
10217 x86_arch_always_fancy_math_387, x86_shift1,
10218 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10219 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10220 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10221 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10222 x86_use_incdec, x86_pad_returns, x86_bswap,
10223 x86_partial_flag_reg_stall): Remove.
10224 (enum ix86_tune_indices): New.
10225 (ix86_tune_features): New.
10226 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10227 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10228 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10229 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10230 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10231 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10232 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10233 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10234 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10235 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10236 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10237 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10238 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10239 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10240 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10241 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10242 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
10243 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
10244 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
10245 TARGET_EXT_80387_CONSTANTS): Use it.
10246 (enum ix86_arch_indices): New.
10247 (ix86_arch_features): New.
10248 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
10249 TARGET_BSWAP): Use it.
10250 (ix86_tune_mask, ix86_arch_mask): Remove.
10252 2007-03-06 Joseph Myers <joseph@codesourcery.com>
10255 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
10256 Define using $${sysroot_headers_suffix}.
10257 * configure: Regenerate.
10258 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
10259 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
10261 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
10262 * gcc.c (print_sysroot_headers_suffix): New.
10263 (option_map): Include --print-sysroot-headers-suffix.
10264 (display_help): Mention -print-sysroot-headers-suffix.
10265 (process_command): Handle -print-sysroot-headers-suffix.
10266 (do_spec_1): Append multilib directory to include-fixed path if
10267 sysroot suffixes in use.
10268 (main): Handle -print-sysroot-headers-suffix.
10269 * Makefile.in (start.encap): Don't depend on xlimits.h
10270 (xlimits.h): Remove.
10271 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
10272 limits.h for each multilib in fixinc_list.
10273 (fixinc_list, s-fixinc_list): New.
10274 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
10275 generate them for each multilib in fixinc_list.
10276 (stmp-fixproto): Use include-fixed. Run fixproto for each
10277 multilib in fixinc_list.
10278 (mostlyclean): Don't remove xlimits.h.
10279 (clean): Remove include-fixed.
10280 (real-install-headers-tar, real-install-headers-cpio,
10281 real-install-headers-cp): Don't copy include, only include-fixed.
10282 (install-mkheaders): Depend on fixinc_list. Don't depend on
10283 xlimits.h. Save limits.h files for each multilib in fixinc_list.
10284 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
10285 SYSTEM_HEADER_DIR setting in mkheaders.conf.
10287 2007-03-06 Jan Hubicka <jh@suse.cz>
10289 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
10292 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10294 * configure.ac: Allow tm_file to contain build-directory files.
10295 * configure: Regenerate.
10296 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
10297 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
10298 * config/m68k/print-sysroot-suffix.sh: New file.
10300 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10302 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
10303 of pic_offset_table_rtx if reload_completed.
10304 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
10305 PIC_OFFSET_TABLE_REGNUM.
10306 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
10308 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
10309 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
10311 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10313 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10314 functions that call eh_return.
10316 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10318 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
10319 functions that need a constant pool.
10321 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10324 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
10325 (m68k_preferred_reload_class): Likewise.
10326 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
10327 (SECONDARY_RELOAD_CLASS): Define.
10328 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
10329 (LIMIT_RELOAD_CLASS): Delete.
10330 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
10331 registers from storing bytes.
10332 (m68k_secondary_reload_class): New function.
10333 (m68k_preferred_reload_class): Likewise.
10335 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10337 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
10339 (m68k_expand_prologue): Likewise.
10341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10343 * config/m68k/m68k-protos.h (output_sibcall): Declare.
10344 (mips_expand_epilogue): Add a bool parameter.
10345 (m68k_legitimize_sibcall_address): Declare.
10346 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
10347 (m68k_expand_epilogue): Add a parameter to select between sibling
10348 and normal epilogues. Only generate a return for the latter.
10349 (m68k_ok_for_sibcall_p): New function.
10350 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
10351 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
10352 (sibcall_value, *sibcall_value): Likewise.
10353 (*call, *call_value): Require !SIBLING_CALL_P.
10354 (epilogue): Update call to m68k_expand_epilogue.
10355 (sibcall_epilogue): New pattern.
10356 * config/m68k/predicates.md (const_call_operand): Say that this
10357 predicate applies to sibling calls too.
10358 (sibcall_operand): New predicate.
10360 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10362 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
10363 alternatives as movsi_cf.
10364 (movsf_cf_hard): Add commentary.
10366 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
10367 Richard Sandiford <richard@codesourcery.com>
10369 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
10370 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
10371 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
10372 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
10373 as being live on exit from an interrupt function.
10374 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
10375 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
10376 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
10377 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
10378 (m68k_interrupt_function_p): Globalize.
10379 (m68k_compute_frame_layout): Remove reverse mask code.
10380 (m68k_emit_movem, m68k_set_frame_related): New functions.
10381 (m68k_output_function_prologue): Delete in favor of...
10382 (m68k_expand_prologue): ...this new function.
10383 (m68k_output_function_epilogue): Delete in favor of...
10384 (m68k_expand_epilogue): ...this new function.
10385 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
10387 (print_operand): Handle %?.
10388 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
10389 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
10390 (prologue, epilogue): New patterns.
10391 (return): Turn into a define_expand.
10392 (*return): New pattern, derived from old "return" pattern. Use rte
10393 rather than rts for interrupt functions. Only use rtd if the pop
10395 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
10396 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
10397 (link, *link, unlink, *unlink, load_got): Likewise.
10399 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10403 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
10404 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
10405 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
10406 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
10407 and m68k_matches_u_p.
10408 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
10409 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
10410 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
10411 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
10412 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
10413 (REG_STRICT_P): New macro.
10414 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
10415 PCREL_GENERAL_OPERAND_OK.
10416 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
10417 m68k_legitimate_base_reg_p.
10418 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
10419 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
10420 (PIC_CASE_VECTOR_ADDRESS): Update comment.
10421 * config/m68k/m68k.c (m68k_address): New structure.
10422 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
10423 (m68k_decompose_index, m68k_legitimate_constant_address_p)
10424 (m68k_jump_table_ref_p, m68k_decompose_address)
10425 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
10426 (m68k_matches_u_p): New functions.
10427 (print_operand_address): Rewrite to use m68k_decompose_index.
10429 2007-03-05 David Taylor <dtaylor@emc.com>
10431 * gcc.c: Correct copyright date in --version output.
10433 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10435 * pa.md: In unamed move patterns, disparge copies between general
10436 and floating point registers using '?' modifier. Don't include 'f'
10437 constraint for register preferences in DImode, SImode, HImode and
10438 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
10439 Remove constraints for copies between general and floating registers
10440 in soft-float DFmode pattern.
10441 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
10445 2007-03-05 Mike Stump <mrs@apple.com>
10447 * c-common.c (targetcm): Add.
10448 * c-opts.c (c_common_handle_option): Handle language specific
10450 * opts.c (handle_option): Verify language for target options, if
10452 * opth-gen.awk: Add CL_LANG_ALL.
10453 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
10454 (TARGETCM_INITIALIZER): Add.
10455 * target.h (struct gcc_targetcm): Add.
10457 * targhooks.c (default_handle_c_option): Add.
10458 * targhooks.h (default_handle_c_option): Add.
10459 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
10461 * config/darwin.opt (iframework): Add.
10462 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
10463 * config/darwin-c.c (handle_c_option): Add.
10464 (TARGET_HANDLE_C_OPTION): Add.
10466 * doc/invoke.texi (Darwin Options): Add -iframework.
10468 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10470 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
10473 2007-03-05 Ian Lance Taylor <iant@google.com>
10475 * c.opt (fgnu89-inline): New option.
10476 * c-opts.c (c_common_post_options): Set default value for
10478 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
10479 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
10481 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
10482 (grokdeclarator, start_function): Likewise.
10483 * c-cppbuiltin.c (c_cpp_builtins): Define either
10484 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
10485 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
10486 (C Dialect Options): Document -fgnu89-inline.
10487 * doc/extend.texi (Function Attributes): Explain what the
10488 gnu_inline attribute does.
10489 * doc/cpp.texi (Common Predefined Macros): Document
10490 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
10492 2007-03-05 Ian Lance Taylor <iant@google.com>
10494 PR tree-optimization/31034
10495 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
10496 half-range if the other side is an overflow infinity.
10498 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
10500 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
10501 (bfin*-linux-uclibc*): New configuration.
10502 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
10504 * config/bfin/linux.h: New file.
10505 * config/bfin/libgcc-bfin.ver: New file.
10506 * config/bfin/t-bfin-uclinux: New file.
10507 * config/bfin/t-bfin-linux: New file.
10508 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
10509 (TARGET_OS_CPP_BUILTINS): New macro.
10511 2007-03-05 Richard Guenther <rguenther@suse.de>
10513 * fold-const.c (fold_binary): Remove duplicate folding
10514 of comparison of non-null ADDR_EXPR against null.
10516 2007-03-05 Richard Guenther <rguenther@suse.de>
10517 Dorit Nuzman <dorit@il.ibm.com>
10519 PR tree-optimization/26420
10520 * tree-vectorizer.c (vectorize_loops): Bail out early if there
10521 are no loops in the function. Only print the number of
10522 vectorized loops if it is greater than zero or we are supposed
10523 to print information about unvectorized loops.
10525 2007-03-05 Revital Eres <eres@il.ibm.com>
10527 * gcc.dg/var-expand1.c: New test.
10528 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
10529 when an accumulator is expanded.
10531 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10534 * c-common.c (convert_and_check): Don't give warnings for
10535 conversion if 'expr' already overflowed.
10537 2007-03-04 Roger Sayle <roger@eyesopen.com>
10539 PR middle-end/30744
10540 * fold-const.c (fold_comparison): Enforce type consistency when
10541 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
10543 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
10545 * tree-ssa-address.c (create_mem_ref): Do not put an expression
10546 containing a cast to the base of TARGET_MEM_REF.
10548 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
10550 * tree.c (tree_contains_struct_check_failed): Remove spurious
10551 whitespace from error message.
10553 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10556 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
10557 instead of precision.
10559 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
10560 Nathan Sidwell <nathan@codesourcery.com>
10562 * emit-rtl.c (find_auto_inc): New.
10563 (try_split): recreate REG_INC notes,
10564 Use regular for loops rather than whiles.
10566 2007-03-03 Andreas Schwab <schwab@suse.de>
10568 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
10569 * configure: Regenerate.
10571 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10573 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
10574 flag_rounding_math, not flag_unsafe_math_optimizations.
10576 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
10578 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
10579 alpha_fold_vector_minmax): Likewise.
10580 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10581 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
10583 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10585 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
10586 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
10587 if the lhs has side-effects.
10588 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
10590 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10592 * config/i386/i386.h (TUNEMASK): Remove define.
10593 (ARCHMASK): Remove define.
10594 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
10595 Use ix86_arch_mask variable instead of ARCHMASK.
10596 * config/i386/i386.c (override_options): Ditto.
10597 (standard_80387_constant_p): Ditto.
10599 2007-03-02 Ian Lance Taylor <iant@google.com>
10601 Used signed infinities in VRP.
10602 * tree-vrp.c (uses_overflow_infinity): New static function.
10603 (supports_overflow_infinity): New static function.
10604 (make_overflow_infinity): New static function.
10605 (negative_overflow_infinity): New static function.
10606 (positive_overflow_infinity): New static function.
10607 (is_negative_overflow_infinity): New static function.
10608 (is_positive_overflow_infinity): New static function.
10609 (is_overflow_infinity): New static function.
10610 (overflow_infinity_range_p): New static function.
10611 (compare_values_warnv): New function split out of compare_values.
10612 (compare_value): Call it.
10613 (set_value_range_to_nonnegative): Add overflow_infinity
10614 parameter. Change caller.
10615 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
10617 (vrp_expr_computes_nonzero): Likewise.
10618 (compare_ranges, compare_range_with_value): Likewise.
10619 (compare_name_with_value, compare_names): Likewise.
10620 (vrp_evaluate_conditional): Likewise.
10621 (set_value_range): Handle infinity
10622 (vrp_operand_equal_p, operand_less_p): Likewise.
10623 (extract_range_from_assert): Likewise.
10624 (vrp_int_const_binop): Likewise.
10625 (extract_range_from_binary_expr): Likewise.
10626 (extract_range_from_unary_expr): Likewise.
10627 (extract_range_from_comparison): Likewise.
10628 (extract_range_from_expr): Likewise.
10629 (dump_value_range): Likewise.
10630 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
10631 (test_for_singularity): Likewise.
10632 (vrp_int_const_binop): Remove inline qualifier.
10633 (adjust_range_with_scev): Add comment.
10634 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10636 2007-03-02 Diego Novillo <dnovillo@redhat.com>
10638 * tree-ssa-structalias.c (could_have_pointers): Tidy.
10639 (get_constraint_for): Likewise.
10640 (do_structure_copy): Likewise.
10641 (find_func_aliases): Fix references to MODIFY_EXPR.
10642 (intra_create_variable_infos): Tidy.
10643 * tree-ssa-operands.c (add_virtual_operand): Add argument
10645 When adding members of alias sets, if IS_CALL_SITE is true and
10646 the symbol is not call-clobbered, skip it.
10647 Adjust all callers.
10649 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
10651 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
10652 entry by means of emit_insn_at_entry.
10654 2007-03-02 Richard Henderson <rth@redhat.com>
10656 * expr.h (promoted_input_arg): Remove decl.
10657 * function.c (promoted_input_arg): Merge into ...
10658 * combine.c (setup_incoming_promotions): ... only caller.
10659 Rearrange to avoid double loop.
10661 2007-03-02 Ben Elliston <bje@au.ibm.com>
10662 Peter Bergner <bergner@vnet.ibm.com>
10663 Janis Johnson <janis187@us.ibm.com>
10665 * config/rs6000/dfp.md: New file.
10666 * config/rs6000/rs6000.md: Include dfp.md.
10667 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
10668 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
10669 and TDmode decimal float modes in FP registers.
10670 (num_insns_constant): Likewise.
10671 (rs6000_legitimate_offset_address_p): Likewise.
10672 (rs6000_legitimize_address): Likewise.
10673 (rs6000_legitimize_reload_address): Likewise.
10674 (rs6000_legitimate_address): Likewise.
10675 (rs6000_emit_move): Likewise.
10676 (function_arg_boundary): Likewise.
10677 (function_arg_advance): Likewise.
10678 (rs6000_darwin64_record_arg_recurse): Likewise.
10679 (function_arg): Likewise.
10680 (rs6000_gimplify_va_arg): Likewise.
10681 (rs6000_split_multireg_move): Likewise.
10682 (rs6000_output_function_epilogue): Likewise.
10683 (rs6000_output_function_epilogue): Likewise.
10684 (rs6000_register_move_cost): Likewise.
10685 (rs6000_function_value): Likewise.
10686 (rs6000_libcall_value): Likewise.
10688 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10690 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
10692 2007-03-02 Richard Sandiford <richard@codesourcery.com>
10694 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
10695 Use $MULTIDIR to choose between the kernel and RTP headers,
10696 and use $WIND_BASE and $WIND_USR to locate them.
10698 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10700 * config/i386/i386.c (override_options): Put initialization of
10701 ix86_tune_mask and ix86_arch_mask to the correct place.
10703 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
10704 Michael Meissner <michael.meissner@amd.com>
10707 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
10708 (ARCHMASK): Define.
10709 (TARGET_CMOVE): Use ARCHMASK.
10710 (TARGET_CMPXCHG): Ditto.
10711 (TARGET_CMPXCHG8B): Ditto.
10712 (TARGET_XADD): Ditto.
10713 (TARGET_BSWAP): Ditto.
10714 * config/i386/i386.c (ix86_tune_mask): New global variable.
10715 (ix86_arch_mask): Ditto.
10716 (override_options): Initialize ix86_tune_mask and
10717 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
10720 2007-03-02 Ben Elliston <bje@au.ibm.com>
10723 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
10725 2007-03-02 Joseph Myers <joseph@codesourcery.com>
10727 * target.h (init_dwarf_reg_sizes_extra): New target hook.
10728 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
10729 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
10730 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
10732 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
10733 rs6000_init_dwarf_reg_sizes_extra): New.
10734 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
10735 SPE register high parts.
10737 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
10739 * Makefile.in: Add install-pdf target as
10740 copied from automake v1.10 rules.
10741 * configure.ac: Add install-pdf to target list.
10742 * configure: Regenerate.
10744 2007-03-01 Paul Brook <paul@codesourcery.com>
10746 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
10747 modes to LDRD for DImode.
10748 (output_move_double): Fixup out of range ldrd/strd.
10749 (vfp_secondary_reload_class): Rename...
10750 (coproc_secondary_reload_class): ... to this. Add wb argument.
10751 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
10752 coproc_secondary_reload_class for CLASS_IWMMXT.
10753 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
10754 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
10756 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10758 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
10759 factor by the estimated number of iterations.
10760 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
10763 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
10764 decode_caches_intel, detect_caches_intel): New functions.
10765 (host_detect_local_cpu): Use detect_caches_amd and
10766 detect_caches_intel.
10768 2007-03-01 Richard Henderson <rth@redhat.com>
10770 * expr.c (emit_move_complex_push): Export.
10771 (emit_move_complex_parts): Split out from ...
10772 (emit_move_complex): ... here.
10773 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
10774 * config/i386/i386.md (movcdi): New.
10776 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
10778 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
10779 size of mode1 to check for tieable modes in MMX case.
10781 2007-03-01 Richard Sandiford <richard@codesourcery.com>
10783 * Makefile.in (rtlanal.o): Depend on tree.h.
10784 * rtl.h (offset_within_section_p, split_const): Declare.
10785 * rtlanal.c: Include tree.h.
10786 (offset_within_block_p): New function, taken from
10787 mips_offset_within_object_p.
10788 (split_const): New function, taken from mips_split_const.
10789 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
10791 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
10792 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
10793 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
10794 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
10795 (m68k_illegitimate_symbolic_constant_p): New function.
10796 * config/m68k/m68k.md (movsi): Remove misleading predicates.
10797 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
10798 symbolic constant that might be outside the symbol's section,
10799 move the symbol first and then add the offset.
10800 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
10802 * config/mips/mips.c (mips_split_const): Delete.
10803 (mips_offset_within_object_p): Delete.
10804 (mips_symbolic_constant_p): Use offset_within_section_p and
10805 split_const instead of mips_offset_within_object_p and
10807 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
10808 (mips_legitimize_const_move, print_operand_reloc)
10809 (mips_dangerous_for_la25_p): Use split_const instead of
10812 2007-02-28 Eric Christopher <echristo@apple.com>
10814 * Makefile.in (install-include-dir): Don't rm -rf include.
10816 2007-02-28 Richard Guenther <rguenther@suse.de>
10818 PR middle-end/30364
10819 * fold-const.c (fold_binary): Do not associate expressions
10820 with more than one variable for integer types that do not wrap.
10822 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
10824 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
10825 Delete, and replace with...
10826 (fold_builtin_call_array): This. Update callers to use it.
10827 * fold-const.c (fold_build_call_list): Delete, and replace with...
10828 (fold_build_call_array): This.
10829 (fold_build_call_list_initializer): Delete, and replace with...
10830 (fold_build_call_array_initializer): This.
10831 * tree.h: Update declarations to reflect above changes.
10833 * c-typeck.c (build_function_call): Store converted arguments
10834 in a stack-allocated array instead of building a list.
10835 (convert_arguments): Store arguments in the array passed in as an
10836 argument, and return the actual number of arguments.
10837 * c-format.c: (check_function_format): Pass arguments in an
10838 array instead of a list.
10839 * c-common.c (check_function_nonnull): Likewise.
10840 (check_function_sentinel): Likewise.
10841 (check_function_arguments): Likewise.
10842 * c-common.h: Update declarations to reflect above changes.
10844 2007-02-28 Jan Hubicka <jh@suse.cz>
10846 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
10847 PRED_NEGATIVE_RETURN): Update outcomes.
10849 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
10851 * calls.c (emit_library_call_value_1): Handle partial registers
10852 correctly when building up CALL_INSN_FUNCTION_USAGE.
10854 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10856 * pa/predicates.md (move_src_operand): Allow zero for mode.
10857 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
10860 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
10863 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
10864 *movv2df_internal): Enable pattern only for valid operand
10866 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
10867 tie only 128bit modes. For MMX registers, tie only 64bit modes.
10869 2007-02-27 Mike Stump <mrs@apple.com>
10871 * config/darwin-crt3.c: Avoid compilation when compiling for a
10874 2007-02-27 Joseph Myers <joseph@codesourcery.com>
10876 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
10878 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
10879 for fixed headers and limits.h.
10880 (install-include-dir, install-headers-tar, install-headers-cpio,
10881 install-headers-cp, real-install-headers-tar,
10882 real-install-headers-cpio, real-install-headers-cp): Handle
10883 include-fixed as well as include.
10884 (install-mkheaders): Don't install files that go only in include
10886 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
10887 from GCC_INCLUDE_DIR.
10888 * gcc.c (process_command): Remove special -BstageN/ handling.
10889 (do_spec_1): Add include-fixed directories.
10891 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10893 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
10895 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
10897 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
10900 2007-02-27 Mark Mitchell <mark@codesourcery.com>
10902 * c-common.c (get_priority): Add check for
10903 SUPPORTS_INIT_PRIORITY.
10905 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10907 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
10909 * config/bfin/bfin.c: Include "cfglayout.h".
10910 (MAX_LSETUP_DISTANCE): New macro.
10911 (struct loop_info): New members incoming, incoming_src and
10912 incoming_dest. Delete member predecessor.
10913 (length_for_loop): New function.
10914 (bfin_optimize_loop): Handle more different loop structures.
10915 (bfin_discover_loop): Rework detection of predecessor blocks by
10916 examining incoming edges.
10917 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
10919 (bfin_reorder_loops): New function.
10920 (bfin_reorg_loops): Use these three new functions.
10922 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
10923 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
10924 (CONSTRAINT_LEN): Add entry for 'q'.
10925 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
10926 Add 'q' constraints.
10927 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
10928 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
10930 * config/bfin/bfin.md (add_with_carry): New pattern.
10931 (s_or_u, su_optab, su_modifier): New code macros/attrs.
10932 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
10933 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
10934 support unsigned multiplies too. Removed incorrect commutativity from
10935 operand 1 constraint where appropriate.
10936 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
10938 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
10939 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
10941 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
10942 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
10943 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
10944 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
10945 usmulhisi_hh_huh): New patterns.
10947 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
10948 lshifthi3): Fix output template to use half reg for operand 2.
10950 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
10953 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
10955 2007-02-27 Andreas Schwab <schwab@suse.de>
10957 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
10959 2007-02-27 Jan Hubicka <jh@suse.cz>
10961 * predict.c (last_basic_block_p): Remove.
10962 (tree_estimate_probability): Update return heuristic for commonized
10965 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10967 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
10969 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
10971 * doc/include/gcc-common.texi (versionsubtitle): New macro.
10972 * doc/cpp.texi: Standardize title page.
10973 * doc/cppinternals.texi: Likewise.
10974 * doc/gcc.texi: Standardize title page, remove version number
10975 from copyright page.
10976 * doc/gccint.texi: Likewise.
10977 * doc/install.texi: Standardize title page, add table of
10980 2007-02-26 Jan Hubicka <jh@suse.cz>
10982 * predict.def: Set outcomes according to more recent results.
10983 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
10984 Remove dead predictors.
10985 * predict.c (return_prediction): Fix pasto.
10987 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
10989 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
10990 change; avoid a memory leak when returning early.
10992 2007-02-26 Mark Mitchell <mark@codesourcery.com>
10994 * c-decl.c (static_ctors): Move to c-common.c.
10995 (static_dtors): Likewise.
10996 (finish_function): Use c_record_cdtor_fn.
10997 (build_cdtor): Move to c-common.c.
10998 (c_write_global_declarations): Use c_build_cdtor_fns.
10999 * c-common.h (static_ctors): Declare.
11000 (static_dtors): Likewise.
11001 (c_record_cdtor_fn): Likewise.
11002 (c_build_cdtor_fns): Likewise.
11003 * c-common.c (static_ctors): New variable.
11004 (static_dtors): Likewise.
11005 (c_record_cdtor_fn): New function.
11006 (build_cdtor): Move from c-decl.c
11007 (c_build_cdtor_fns): New function.
11009 * output.h (assemble_addr_to_section): Declare.
11010 (get_cdtor_priority_section): Likewise.
11011 * varasm.c (assemble_addr_to_section): New function.
11012 (get_cdtor_priority_section): Likewise.
11013 (default_named_section_asm_out_destructor): Use them.
11014 (destor_dtor_section_asm_out_destructor): Likewise.
11015 (default_named_section_asm_out_constructor): Likewise.
11016 (default_ctor_section_asm_out_constructor): Likewise.
11017 * config.gcc (*-*-vxworks*): Include vxworks.o.
11018 * config/t-vxworks (vxworks.o): New target.
11019 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11020 (TARGET_ASM_CONSTRUCTOR): Define.
11021 (TARGET_ASM_DESTRUCTOR): Likewise.
11022 (vxworks_asm_out_constructor): Declare.
11023 (vxworks_asm_out_destructor): Likewise.
11025 * c-common.c (get_priority): Check that we have not just an
11026 INTEGER_CST, but an integer constant with integeral type.
11028 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11030 PR tree-optimization/30938
11031 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11032 use &dt[nargs-1] instead of &dt[nargs] in the call to
11033 vect_is_simple_use().
11035 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11037 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11038 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11039 Do not attempt to handle MEM inside auto-inc expressions.
11040 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11041 of a register modified by an auto-inc expression. However, do handle
11042 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11043 (elimination_effects): Prohibit elimination of a register modified
11044 by an auto-inc expression. Disable register elimination rules whose
11045 target register is modified by an auto-inc expression with variable
11048 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11050 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11052 (array_at_struct_end_p): New function.
11053 (idx_infer_loop_bounds): Use it.
11054 (estimate_numbers_of_iterations_loop): Export.
11055 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11056 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11057 (tree_estimate_probability): Call record_loop_exits.
11058 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11059 (estimated_loop_iterations, estimated_loop_iterations_int,
11060 estimated_loop_iterations_tree): New functions.
11061 (analyze_siv_subscript_cst_affine,
11062 compute_overlap_steps_for_affine_1_2,
11063 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11064 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11065 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11066 (PRED_LOOP_ITERATIONS_GUESSED): New.
11067 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11068 * cfgloop.h (estimate_numbers_of_iterations_loop,
11069 estimated_loop_iterations_int): Declare.
11071 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11073 * doc/extend.texi: Document optional priority argument to
11074 constructors and destructors.
11075 * tree.c (init_priority_for_decl): Adjust GTY markers.
11076 (init_ttree): Use priority-info hash functions for
11077 init_priority_for_decl.
11078 (tree_map_eq): Rename to ...
11079 (tree_map_base_eq): ... this.
11080 (tree_map_marked_p): Rename to ...
11081 (tree_map_base_marked_p): ... this.
11082 (tree_map_base_hash): New function.
11083 (decl_init_priority_lookup): Rework.
11084 (decl_fini_priority_lookup): New function.
11085 (decl_priority_info): New function.
11086 (decl_init_priority_insert): Use it.
11087 (decl_fini_priority_insert): Likewise.
11088 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11090 (decl_restrict_base_insert): Likewise.
11091 (decl_debug_expr_insert): Likewise.
11092 (decl_value_expr_lookup): Likewise.
11093 (decl_value_expr_insert): Likewise.
11094 * tree.h (priority_type): New type.
11095 (decl_init_priority_lookup): Use priority_type.
11096 (decl_fini_priority_lookup): New function.
11097 (decl_init_priority_insert): Use priority_type.
11098 (decl_fini_priority_insert): New function.
11099 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11100 (DECL_INIT_PRIORITY): Likewise.
11101 (SET_DECL_INIT_PRIORITY): Add comment.
11102 (DECL_FINI_PRIORITY): New macro.
11103 (SET_DECL_FINI_PRIORITY): Likewise.
11104 (DEFAULT_INIT_PRIORITY): Document.
11105 (MAX_INIT_PRIORITY): Likewise.
11106 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11107 (tree_map_base): New type.
11108 (tree_map_base_eq): New function.
11109 (tree_map_base_hash): Likewise.
11110 (tree_map_base_marked_p): Likewise.
11111 (tree_map): Inherit from tree_map_base.
11112 (tree_map_eq): Make it a macro.
11113 (tree_map_marked_p): Likewise.
11114 (tree_int_map): Inherit from tree_map_base.
11115 (tree_int_map_eq): Make it a macro.
11116 (tree_int_map_hash): Likewise.
11117 (tree_int_map_marked_p): Likewise.
11118 (tree_priority_map): New type.
11119 (tree_priority_map_eq): New macro.
11120 (tree_priority_map_hash): Likewise.
11121 (tree_priority_map_marked_p): Likewise.
11122 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11124 (emutls_common_1): Likewise.
11125 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11126 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11127 of tree_map hierarchy.
11128 * tree-cfg.c (move_stmt_r): Likewise.
11129 (new_label_mapper): Likewise.
11130 * c-tree.h (c_expand_body): Move to ...
11131 * c-common.h (c_expand_body): ... here.
11132 * c-decl.c (c_expand_body): Move to ...
11133 * c-common.c (c_expand_body): ... here.
11134 (c_common_attribute_table): Allow 1 argument for the constructor
11135 and destructor attributes.
11136 (get_priority): New function.
11137 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11138 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11140 2007-02-24 Jan Hubicka <jh@suse.cz>
11142 PR middle-end/30509
11143 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
11145 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11146 Jan Hubicka <jh@suse.cz>
11149 * i386.c (counter_mode): New function.
11150 (expand_set_or_movmem_via_loop): Use it.
11151 (expand_movmem_epilogue): Likewise; fix pasto.
11152 (ix86_expand_movmem): Do emit guard even for constant counts.
11153 (ix86_expand_setmem): Likewise.
11155 2007-02-25 Nick Clifton <nickc@redhat.com>
11157 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11158 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11160 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11163 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11164 count argument with 0x10, not with 0x16.
11165 (expand_setmem_epilogue): Ditto.
11167 2007-02-24 Mike Stump <mrs@apple.com>
11169 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11172 2007-02-24 Richard Guenther <rguenther@suse.de>
11174 PR middle-end/30951
11175 * fold-const.c (fold_binary): Fold x +- CST op x for
11176 EQ_EXPR and NE_EXPR.
11178 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11180 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11182 2007-02-24 Jan Hubicka <jh@suse.cz>
11184 * cgraphunit.c (decide_is_function_needed): Honor
11185 -fkeep-inline-functions.
11187 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11189 * builtins.c (fold_builtin_modf): New.
11190 (fold_builtin_2): Use it.
11192 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11194 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11195 (determine_max_iter): Take additional LOOP arg; all callers changed.
11196 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11197 one using simplifications.
11198 (simplify_using_initial_values): Return if the expression becomes
11199 invalid due to altered regs.
11201 2007-02-23 DJ Delorie <dj@redhat.com>
11203 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11205 2007-02-23 Mike Stump <mrs@apple.com>
11207 * tlink.c (scan_linker_output): Parse linker messages from
11208 darwin9's linker better.
11210 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11213 * varpool.c (varpool_assemble_pending_decls): Set
11214 varpool_last_needed_node to null.
11216 2007-02-23 DJ Delorie <dj@redhat.com>
11218 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11219 alignment bigger than the object file can handle.
11221 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11224 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11225 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11226 (*movsf_1): Penalize MMX moves.
11228 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11230 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11231 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11233 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11235 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11237 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11238 (fold_builtin_1): Use them.
11239 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11240 BUILT_IN_SIGNIFICAND.
11242 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
11244 * config/i386/i386.c (bdesc_1arg): Initialize
11245 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
11246 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
11247 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
11248 and IX86_BUILTIN_MOVSLDUP.
11250 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
11252 PR rtl-optimization/30841
11253 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
11255 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11257 * builtins.c (fold_builtin_frexp): New.
11258 (fold_builtin_2): Use it.
11260 2007-02-22 Mark Mitchell <mark@codesourcery.com>
11262 * doc/invoke.texi (Spec Files): Document getenv spec function.
11264 * gcc.c (getenv_spec_function): New function.
11265 (static_spec_functions): Add it.
11266 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
11267 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
11270 2007-02-22 Michael Matz <matz@suse.de
11273 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
11274 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
11276 2007-02-22 Ian Lance Taylor <iant@google.com>
11279 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
11280 (mem_loc_descriptor): Call it.
11282 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
11283 Ira Rosen <irar@il.ibm.com>
11285 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
11287 2007-02-22 Ira Rosen <irar@il.ibm.com>
11289 PR tree-optimization/30843
11290 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
11291 stores only after all the group is vectorized.
11293 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
11295 PR tree-optimization/30858
11296 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
11297 in the reduction cycle have a single use in the loop.
11298 * tree-vectorizer.h (relevant): Add documentation.
11300 2007-02-20 Mike Stump <mrs@apple.com>
11302 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11303 * configure: Regenerate.
11305 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
11307 Change the defaults of some parameters and options.
11308 * config/spu/spu-protos.h (spu_optimization_options): Declare.
11309 * config/spu/spu.c (spu_optimization_options): Add.
11310 (spu_override_options): Change params in spu_optimization_options.
11311 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
11313 Register 127 is only 16 byte aligned when used as a frame pointer.
11314 * config/spu/spu-protos.h (spu_init_expanders): Declare.
11315 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
11316 HARD_FRAME_POINTER_REGNUM.
11317 (spu_legitimate_address): Use regno_aligned_for_reload.
11318 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
11319 aligned when frame_pointer_needed is true.
11320 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
11322 * config/spu/spu.h (INIT_EXPANDERS): Define.
11324 Make sure shift and rotate instructions have valid immediate operands.
11325 * config/spu/predicates.md (spu_shift_operand): Remove.
11326 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
11327 * config/spu/constraints.md (W, O): Extend range.
11328 * config/spu/spu.md (umask, nmask): Define.
11329 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
11330 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
11331 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
11332 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
11333 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
11334 (lshr<mode>3_reg): Fix rtl description.
11336 Make sure mulhisi immediate operands are valid.
11337 * config/spu/predicates.md (imm_K_operand): Add.
11338 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
11340 Generate constants using fsmbi and andi.
11341 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
11342 (print_operand, spu_split_immediate, classify_immediate,
11343 fsmbi_const_p): Handle IC_FSMBI2.
11345 Correctly handle a CONST_VECTOR containing symbols.
11346 * config/spu/spu.c (print_operand): Handle HIGH correctly.
11347 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
11348 (immediate_load_p): Allow symbols that use 2 instructions to create.
11349 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
11350 with symbols when flag_pic is set.
11351 (const_vector_immediate_p): New.
11352 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
11353 accept a CONST_VECTOR with symbols.
11354 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
11355 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
11357 * config/spu/spu.md (high, low): Delete.
11358 (low_<mode>): Define.
11360 Remove INTRmode and INTR_REGNUM, which didn't work.
11361 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
11363 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
11364 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
11365 peephole2 pattern): Don't use INTR or 131.
11366 (movintrcc): Delete.
11367 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
11368 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
11369 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
11370 (UNSPEC_SET_INTR): Add.
11371 * config/spu/spu-modes.def (INTR): Remove.
11373 More accurate warnings about run-time relocations.
11374 * config/spu/spu.c (reloc_diagnostic): Test in_section.
11376 Correctly warn about immediate arguments to specific intrinsics.
11377 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
11378 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
11379 the instruction predicate.
11381 Fix tree check errors with latest update.
11382 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
11384 (spu_expand_builtin): Use CALL_EXPR_FN.
11386 Add missing specific intrinsics.
11387 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
11389 * config/spu/spu_internals.h: Ditto.
11391 Fix incorrect operand modifiers.
11392 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
11393 * config/spu/spu.md (xor<mode>3): Change %S to %J.
11395 Optimize one case of zero_extend of a vec_select.
11396 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
11398 Accept any immediate for hbr.
11399 * config/spu/spu.md (hbr): Change s constraints to i.
11401 2007-02-21 Paul Brook <paul@codesourcery.com>
11403 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
11404 condexec_count when skipping USE and CLOBBER.
11406 2007-02-21 Nick Clifton <nickc@redhat.com>
11408 * common.opt (Warray-bounds): Add Warning attribute.
11409 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
11411 (fsized-zeroes): Add Optimization attribute.
11412 (fsplit-wide-types, ftree-scev-cprop): Likewise.
11413 * c.opt (Wc++0x-compat): Add Warning attribute.
11415 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11417 PR middle-end/30761
11418 * reload1.c (eliminate_regs_in_insn): In the single_set special
11419 case, attempt to re-recognize the insn before falling back to
11420 having reload fix it up.
11422 2007-02-20 Eric Christopher <echristo@gmail.com>
11424 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
11425 Rewrite accordingly.
11426 (frv_read_iacc_argument): Ditto.
11427 (frv_expand_set_builtin): Take a call instead of arglist, update for
11429 (frv_expand_unop_builtin): Ditto.
11430 (frv_expand_binop_builtin): Ditto.
11431 (frv_expand_cut_builtin): Ditto.
11432 (frv_expand_binopimm_builtin): Ditto.
11433 (frv_expand_voidbinop_builtin): Ditto.
11434 (frv_expand_int_void2arg): Ditto.
11435 (frv_expand_prefetches): Ditto.
11436 (frv_expand_voidtriop_builtin): Ditto.
11437 (frv_expand_voidaccop_builtin): Ditto.
11438 (frv_expand_load_builtin): Ditto.
11439 (frv_expand_store_builtin): Ditto.
11440 (frv_expand_mdpackh_builtin): Ditto.
11441 (frv_expand_mclracc_builtin): Ditto.
11442 (frv_expand_mrdacc_builtin): Ditto.
11443 (frv_expand_mwtacc_builtin): Ditto.
11444 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
11447 2007-02-20 Janis Johnson <janis187@us.ibm.com>
11449 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
11450 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
11452 (HAVE_GAS_DFP): Check for assembler support of decimal floating
11453 point instructions.
11454 * configure: Regenerate.
11455 * config.in: Regenerate.
11456 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11457 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
11458 masks to power6 and power6x and to POWERPC_MASKS.
11459 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11461 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
11462 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
11463 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11464 Access PROTOTYPE as variable, not mask.
11466 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11468 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
11469 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
11470 * combine.c (adjust_for_new_dest): Use it.
11471 * postreload.c (reload_combine): Likewise.
11473 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
11475 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
11476 notes on an insn with multiple sets, even if single_set returns
11477 non-NULL for that insn.
11479 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11481 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
11482 scalbn and scalbln.
11484 2007-02-20 Geoffrey Keating <geoffk@apple.com>
11486 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
11487 if user didn't pass it.
11488 * config/i386/darwin.h (CC1_SPEC): Likewise.
11489 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
11490 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
11491 -mmacosx-version-min.
11493 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11494 Uros Bizjak <ubizjak@gmail.com>
11496 * optabs.h (enum optab_index): Add new OTI_scalb.
11497 (scalb_optab): Define corresponding macro.
11498 * optabs.c (init_optabs): Initialize scalb_optab.
11499 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
11501 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
11502 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
11503 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
11504 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
11505 flag_unsafe_math_optimizations is set.
11507 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
11508 to implement scalbf, scalb and scalbl built-ins as inline x87
11511 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11512 DJ Delorie <dj@redhat.com>
11515 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
11516 (diagnostic_report_diagnostic): ... here, and turn them into real
11517 errors. If warnings are inhibited, no need to do anything.
11519 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
11521 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
11522 better code generation.
11524 2007-02-20 Ben Elliston <bje@au.ibm.com>
11526 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
11528 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
11530 * config/alpha/alpha.c, config/alpha/alpha.md,
11531 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
11532 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
11533 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
11534 config/arm/lib1funcs.asm: Follow spelling conventions.
11536 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
11537 config/fr30/fr30.md, config/i386/i386.h,
11538 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11539 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
11540 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
11541 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
11542 config/rs6000/altivec.md, config/rs6000/rs6000.c,
11543 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
11544 config/sparc/sparc.c, config/sparc/sparc.h,
11545 config/sparc/sparc.md, config/spu/constraints.md,
11546 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
11549 2007-02-20 Alan Modra <amodra@bigpond.net.au>
11552 * varasm.c (use_blocks_for_decl_p): Return false for decls with
11555 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11557 * doc/invoke.texi (-ftree-lrs): Remove.
11559 2007-02-19 Diego Novillo <dnovillo@redhat.com>
11561 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
11564 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
11566 * config/ia64/ia64.c (ia64_expand_builtin): Use the
11567 new CALL_EXPR_FN macro for retrieving the function
11568 declaration of the input expression.
11570 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11572 * c.opt (Waddress): New.
11573 * common.opt (Walways-true): Delete.
11574 (Wstring-literal-comparison): Delete.
11575 * doc/invoke.texi (Warning Options): Delete -Walways-true and
11576 -Wstring-literal-comparison. Add -Waddress.
11578 (Walways-true): Delete.
11579 (Wstring-literal-comparison): Delete.
11580 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
11581 consistently instead of -Walways-true in example.
11582 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
11583 * c-typeck.c (parser_build_binary_op): Replace
11584 -Wstring-literal-comparison and -Walways-true with -Waddress.
11585 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
11588 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11590 * tree-cfg.c (dump_function_to_file): Be prepared for functions
11591 without DECL_STRUCT_FUNCTION initialized.
11593 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
11595 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
11596 due to calls to functions taking pointers as parameters.
11598 2007-02-19 Richard Henderson <rth@redhat.com>
11601 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
11604 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
11606 * config/s390/s390.c (s390_call_saved_register_used,
11607 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
11608 accessed to the new scheme.
11610 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11612 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
11613 (cris_print_index, cris_print_operand, cris_print_operand_address)
11614 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
11615 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
11616 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
11617 GET_CODE () == xxx.
11618 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
11619 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
11620 GO_IF_LEGITIMATE_ADDRESS): Ditto.
11621 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
11622 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
11623 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
11624 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
11625 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
11626 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
11627 (uminsi3, call, call_value): Ditto.
11628 (define_split: indir_to_reg_split, unnamed): Ditto.
11630 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
11632 PR tree-optimization/30975
11633 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
11636 2007-02-18 Eric Christopher <echristo@gmail.com>
11638 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
11639 Remove use of arglist.
11640 (mips_expand_builtin): Remove use of arglist, pass in expr.
11641 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
11642 (mips_expand_builtin_movtf): Ditto.
11643 (mips_expand_builtin_compare): Ditto.
11645 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11647 * tree-sra.c (sra_build_assignment): Replace assertion
11648 checking with a comment explaining why it can't be done.
11650 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11652 PR middle-end/30833
11653 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
11654 during CALL_EXPR representation conversion.
11655 * tree-ssa-propagate.c (set_rhs): Likewise.
11657 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
11659 * tree-sra.c (sra_build_assignment): Disable assertion checking
11662 2007-02-18 Roger Sayle <roger@eyesopen.com>
11664 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
11665 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11666 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
11668 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
11669 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
11670 gimplify_init_ctor_eval_range, gimple_push_cleanup,
11671 gimplify_omp_for, gimplify_omp_atomic_pipeline,
11672 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
11673 force_gimple_operand): Likewise.
11674 * ipa-cp.c (constant_val_insert): Likewise.
11675 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
11676 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
11677 perfect_nestify): Likewise.
11678 * langhooks.c (lhd_omp_assignment): Likewise.
11679 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
11680 lower_copyprivate_clauses, lower_send_clauses,
11681 lower_send_shared_vars, expand_parallel_call,
11682 expand_omp_for_generic, expand_omp_for_static_nochunk,
11683 expand_omp_for_static_chunk, expand_omp_sections,
11684 lower_omp_single_copy, lower_omp_for_lastprivate,
11685 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
11686 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11687 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
11690 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
11692 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
11693 config/sh/sh.md: Follow spelling conventions.
11695 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
11696 config/frv/predicates.md: Follow spelling conventions.
11698 * config/m68k/linux-unwind.h: Fix a comment typo.
11699 * target.h: Follow spelling conventions.
11701 2007-02-18 Roger Sayle <roger@eyesopen.com>
11703 PR rtl-optimization/28173
11704 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
11705 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11706 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
11707 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
11708 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
11710 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11712 * builtins.c (fold_builtin_load_exponent): New.
11713 (fold_builtin_2): Use it.
11715 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
11717 PR rtl-optimization/30773
11718 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
11719 if we fail to attach a REG_EQUIV note.
11721 2007-02-18 David Edelsohn <edelsohn@gnu.org>
11722 Roger Sayle <roger@eyesopen.com>
11724 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
11726 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
11728 * calls.c (initialize_argument_information): Pass original EXP
11729 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
11730 code to split complex arguments here, as part of initializing the
11732 (expand_call): Remove code that builds a list of arguments and
11733 inserts implicit arguments into it. Instead, just count how many
11734 implicit arguments there will be so we can determine the size of
11735 the ARGS array, and let initialize_argument_information do the work.
11736 (split_complex_values): Delete unused function.
11738 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11740 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
11742 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
11744 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
11745 for arg pointer based indexed addressing.
11747 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11749 * config/ia64/ia64.h, config/ia64/ia64.md,
11750 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
11751 spelling conventions.
11753 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11755 * config/m68k/m68k.c (split_di): New.
11756 * config/m68k/m68k-protos.h: Declare split_di.
11757 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
11758 Improve predicate handling and split constant shifts.
11760 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11762 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
11763 parameter for register bitfield operations, general predicates
11766 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
11768 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
11769 * config/m68k/linux-unwind.h: New file.
11771 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
11773 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
11774 config/i386/athlon.md, config/ia64/ia64.md,
11775 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
11776 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
11777 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
11778 tree-ssa-loop-niter.c, tree-vect-analyze.c,
11779 tree-vect-transform.c: Fix comment typos.
11781 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
11783 * sched-deps.c (find_insn_list): Remove.
11784 * sched-int.h: Remove the prototype for find_insn_list.
11786 2007-02-16 Geoffrey Keating <geoffk@apple.com>
11788 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
11790 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
11791 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
11792 darwin_rs6000_override_options.
11793 (C_COMMON_OVERRIDE_OPTIONS): Expect
11794 darwin_macosx_version_min to be non-NULL always.
11795 (TARGET_C99_FUNCTIONS): Likewise.
11796 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
11797 (DARWIN_MINVERSION_SPEC): New.
11798 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
11799 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
11801 (DARWIN_MINVERSION_SPEC): New.
11802 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
11804 * config/darwin-c.c (darwin_cpp_builtins): Expect
11805 darwin_macosx_version_min to be non-NULL always.
11807 * config/rs6000/rs6000.c: Clean up trailing whitespace.
11809 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
11811 * config/i386/i386.h (x86_use_xchgb): New.
11812 (TARGET_USE_XCHGB): New macro.
11813 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
11814 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
11815 Split after reload into bswaphi for shifts of 8.
11816 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
11817 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
11818 or when optimizing for size.
11820 2007-02-16 Richard Guenther <rguenther@suse.de>
11821 Christian Bruel <christian.bruel@st.com>
11823 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
11824 DECLs but prefer SSA_NAMEs over DECLs.
11826 2007-02-16 Richard Guenther <rguenther@suse.de>
11828 * tree-flow-inline.h (single_imm_use_p): Remove.
11829 (zero_imm_uses_p): Likewise.
11830 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
11831 instead of single_imm_use_p.
11832 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
11835 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11838 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
11839 nested double- and backquotes.
11841 2007-02-15 Roger Sayle <roger@eyesopen.com>
11843 PR middle-end/30391
11844 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
11845 should be unreachable.
11846 (build2_stat): Allow construction of MODIFY_EXPR at any time.
11847 For the time being redirect GIMPLE_MODIFY_STMT to the new
11848 (renamed) build_gimple_modify_stmt_stat.
11849 (build2_gimple_stat): Rename to...
11850 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
11851 Always build a GIMPLE_MODIFY_STMT node.
11852 * tree.h (build2_gimple, build2_gimple_stat): Delete.
11853 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
11856 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
11857 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
11858 * tree-complex.c (set_component_ssa_name, expand_complex_move,
11859 expand_complex_div_wide): Likewise.
11860 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
11861 * tree-ssa-loop-im.c (schedule_sm): Likewise.
11862 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
11863 * tree-ssa-loop-manip.c (create_iv): Likewise.
11864 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
11865 abs_replacement): Likewise.
11866 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
11867 realify_fake_stores): Likewise.
11869 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
11870 node rather than a GIMPLE_MODIFY_STMT node.
11871 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
11872 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
11874 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
11875 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
11876 GIMPLE_MODIFY_STMT.
11878 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11880 PR middle-end/30433
11881 * fold-const.c (fold_comparison): Add back the
11882 folding of constant complex comparisions.
11884 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11886 PR middle-end/30729
11887 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
11888 effects unknown to this function, return early.
11890 2007-02-15 Ian Lance Taylor <iant@google.com>
11892 * lower-subreg.c (move_eh_region_note): New static function.
11893 (resolve_simple_move): Call it.
11894 (decompose_multiword_subregs): Track blocks for which we resolve a
11895 simple move which is also a control flow insn. Pass them to
11896 find_many_sub_basic_blocks.
11897 (pass_lower_subreg): Add TODO_verify_flow.
11898 (pass_lower_subreg2): Likewise.
11900 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11901 Brooks Moses <brooks.moses@codesourcery.com>
11902 Lee Millward <lee.millward@codesourcery.com>
11904 * tree.h (enum tree_code_class): Add tcc_vl_exp.
11905 (VL_EXP_CLASS_P): New.
11906 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
11908 (TREE_OPERAND_CHECK_CODE): Likewise.
11909 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
11910 (TREE_RTL_OPERAND_CHECK): Likewise.
11911 (tree_operand_check_failed): Make second parameter the whole tree
11912 instead of its code. Fixed callers.
11913 (VL_EXP_CHECK): New.
11914 (TREE_OPERAND_LENGTH): New.
11915 (VL_EXP_OPERAND_LENGTH): New.
11916 (CALL_EXPR_FN): New.
11917 (CALL_EXPR_STATIC_CHAIN): New.
11918 (CALL_EXPR_ARGS): New.
11919 (CALL_EXPR_ARG): New.
11920 (call_expr_nargs): New.
11921 (CALL_EXPR_ARGP): New.
11922 (build_nt_call_list): Declare.
11923 (build_vl_exp_stat): Declare.
11924 (build_vl_exp): New.
11925 (build_call_list): Declare.
11926 (build_call_nary): Declare.
11927 (build_call_valist): Declare.
11928 (build_call_array): Declare.
11929 (call_expr_arg): Declare.
11930 (call_expr_argp): Declare.
11931 (call_expr_arglist): Declare.
11932 (fold_build_call_list): Declare.
11933 (fold_build_call_list_initializer): Declare.
11934 (fold_call_expr): Declare to replace fold_builtin.
11935 (fold_builtin_fputs): Update to agree with modified definition.
11936 (fold_builtin_strcpy): Likewise.
11937 (fold_builtin_strncpy): Likewise.
11938 (fold_builtin_memory_chk): Likewise.
11939 (fold_builtin_stxcpy_chk): Likewise.
11940 (fold_builtin_strncpy_chk): Likewise.
11941 (fold_builtin_next_arg): Likewise.
11942 (fold_build_call_expr): Declare.
11943 (fold_builtin_call_list): Declare.
11944 (fold_builtin_call_valist): Declare.
11945 (build_call_expr): Declare.
11946 (validate_arglist): Update to agree with modified definition.
11947 (tree_operand_length): New.
11948 (call_expr_arg_iterator): New.
11949 (init_call_expr_arg_iterator): New.
11950 (next_call_expr_arg): New.
11951 (first_call_expr_arg): New.
11952 (more_call_expr_args_p): New.
11953 (FOR_EACH_CALL_EXPR_ARG): New.
11955 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
11956 and tcc_gimple_stmt.
11957 (tree_code_size): Update documentation. Use sizeof (tree) rather
11958 than sizeof (char *).
11959 (tree_size): Likewise. Add case for tcc_vl_exp.
11960 (tree_node_structure): Add case for tcc_vl_exp.
11961 (contains_placeholder_p): Likewise.
11962 (substitute_in_expr): Likewise.
11963 (substitute_placeholder_in_expr): Likewise.
11964 (stabilize_reference_1): Likewise.
11965 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
11966 to diagnose breakage of this interface for constructing CALL_EXPRs.
11967 (build_nt): Add similar assertion here.
11968 (build_nt_call_list): New.
11969 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
11970 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
11972 (get_callee_fndecl): Use new CALL_EXPR accessors.
11973 (tree_operand_check_failed): Change parameters to pass entire node
11974 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
11975 (process_call_operands): New.
11976 (build_vl_exp_stat): New.
11977 (build_call_list): New.
11978 (build_call_nary): New.
11979 (build_call_valist): New.
11980 (build_call_array): New.
11981 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
11982 (call_expr_arglist): New.
11984 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
11985 tcc_vl_exp instead of a fixed-size tcc_expression.
11987 * doc/c-tree.texi (CALL_EXPR): Document new representation and
11988 accessors for CALL_EXPRs.
11989 (AGGR_INIT_EXPR): Likewise.
11991 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
11992 Brooks Moses <brooks.moses@codesourcery.com>
11993 Lee Millward <lee.millward@codesourcery.com>
11995 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
11996 (expand_builtin_nonlocal_goto): Change parameter to be entire
11997 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
11998 (expand_builtin_prefetch): Likewise.
11999 (expand_builtin_classify_type): Likewise.
12000 (mathfn_built_in): Return NULL_TREE instead of 0.
12001 (expand_errno_check): Use new CALL_EXPR accessors.
12002 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12003 Return NULL_RTX instead of 0.
12004 (expand_builtin_mathfn_2): Likewise.
12005 (expand_builtin_mathfn_3): Likewise.
12006 (expand_builtin_interclass_mathfn): Likewise.
12007 (expand_builtin_sincos): Likewise.
12008 (expand_builtin_cexpi): Likewise.
12009 (expand_builtin_int_roundingfn): Likewise.
12010 (expand_builtin_int_roundingfn_2): Likewise.
12011 (expand_builtin_pow): Likewise.
12012 (expand_builtin_powi): Likewise.
12013 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12014 of arglist, fixing callers appropriately. Use new CALL_EXPR
12015 accessors and constructors. Return NULL_RTX instead of 0.
12016 (expand_builtin_strstr): Likewise.
12017 (expand_builtin_strchr): Likewise.
12018 (expand_builtin_strrchr): Likewise.
12019 (expand_builtin_strpbrk): Likewise.
12020 (expand_builtin_memcpy): Likewise.
12021 (expand_builtin_mempcpy): Likewise.
12022 (expand_builtin_mempcpy_args): New.
12023 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12024 (expand_builtin_memmove_args): New.
12025 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12026 (expand_movstr): Likewise.
12027 (expand_builtin_strcpy): Likewise.
12028 (expand_builtin_strcpy_args): New.
12029 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12030 (expand_builtin_strncpy): Likewise.
12031 (expand_builtin_memset): Likewise.
12032 (expand_builtin_memset_args): New.
12033 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12034 (expand_builtin_memcmp): Likewise.
12035 (expand_builtin_strcmp): Likewise.
12036 (expand_builtin_strncmp): Likewise.
12037 (expand_builtin_strcat): Likewise.
12038 (expand_builtin_strncat): Likewise.
12039 (expand_builtin_strspn): Likewise.
12040 (expand_builtin_strcspn): Likewise.
12041 (expand_builtin_args_info): Likewise.
12042 (expand_builtin_va_start): Likewise.
12043 (gimplify_va_arg_expr): Likewise.
12044 (expand_builtin_va_end): Likewise.
12045 (expand_builtin_va_copy): Likewise.
12046 (expand_builtin_frame_address): Likewise.
12047 (expand_builtin_alloca): Likewise.
12048 (expand_builtin_bswap): Likewise.
12049 (expand_builtin_unop): Likewise.
12050 (expand_builtin_fputs): Likewise.
12051 (expand_builtin_expect): Likewise.
12052 (expand_builtin_fabs): Likewise.
12053 (expand_builtin_copysign): Likewise.
12054 (expand_builtin_printf): Likewise.
12055 (expand_builtin_fprintf): Likewise.
12056 (expand_builtin_sprintf): Likewise.
12057 (expand_builtin_init_trampoline): Likewise.
12058 (expand_builtin_signbit): Likewise.
12059 (expand_builtin_fork_or_exec): Likewise.
12060 (expand_builtin_sync_operation): Likewise.
12061 (expand_builtin_compare_and_swap): Likewise.
12062 (expand_builtin_lock_test_and_set): Likewise.
12063 (expand_builtin_lock_release): Likewise.
12064 (expand_builtin): Likewise.
12065 (builtin_mathfn_code): Likewise.
12067 (fold_builtin_constant_p): Pass call arguments individually instead
12068 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12069 accessors and constructors. Return NULL_TREE instead of 0.
12070 (fold_builtin_expect): Likewise.
12071 (fold_builtin_classify_type): Likewise.
12072 (fold_builtin_strlen): Likewise.
12073 (fold_builtin_nan): Likewise.
12074 (integer_valued_real_p): Likewise.
12075 (fold_trunc_transparent_mathfn): Likewise.
12076 (fold_fixed_mathfn): Likewise.
12077 (fold_builtin_cabs): Likewise.
12078 (fold_builtin_sqrt): Likewise.
12079 (fold_builtin_cbrt): Likewise.
12080 (fold_builtin_cos): Likewise.
12081 (fold_builtin_cosh): Likewise.
12082 (fold_builtin_tan): Likewise.
12083 (fold_builtin_sincos): Likewise.
12084 (fold_builtin_cexp): Likewise.
12085 (fold_builtin_trunc): Likewise.
12086 (fold_builtin_floor): Likewise.
12087 (fold_builtin_ceil): Likewise.
12088 (fold_builtin_round): Likewise.
12089 (fold_builtin_int_roundingfn): Likewise.
12090 (fold_builtin_bitop): Likewise.
12091 (fold_builtin_bswap): Likewise.
12092 (fold_builtin_logarithm): Likewise.
12093 (fold_builtin_hypot): Likewise.
12094 (fold_builtin_pow): Likewise.
12095 (fold_builtin_powi): Likewise.
12096 (fold_builtin_exponent): Likewise.
12097 (fold_builtin_memset): Likewise.
12098 (fold_builtin_bzero): Likewise.
12099 (fold_builtin_memory_op): Likewise.
12100 (fold_builtin_bcopy): Deleted; call site changed to invoke
12101 fold_builtin_memory_op directly.
12102 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12103 (fold_builtin_strncpy): Likewise.
12104 (fold_builtin_memcmp): Likewise.
12105 (fold_builtin_strcmp): Likewise.
12106 (fold_builtin_strncmp): Likewise.
12107 (fold_builtin_signbit): Likewise.
12108 (fold_builtin_copysign): Likewise.
12109 (fold_builtin_isascii): Likewise.
12110 (fold_builtin_toascii): Likewise.
12111 (fold_builtin_isdigit): Likewise.
12112 (fold_builtin_fabs): Likewise.
12113 (fold_builtin_abs): Likewise.
12114 (fold_builtin_fmin_fmax): Likewise.
12115 (fold_builtin_carg): Likewise.
12116 (fold_builtin_classify): Likewise.
12117 (fold_builtin_unordered_cmp): Likewise.
12119 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12120 New functions split out from fold_builtin_1.
12121 (fold_builtin_n): New.
12122 (fold_builtin_varargs): New.
12123 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12125 (fold_call_expr): New.
12126 (build_function_call_expr): Rewrite to use new helper function.
12127 (fold_builtin_call_list): New.
12128 (build_call_expr): New.
12129 (fold_builtin_call_valist): New.
12130 (rewrite_call_expr): New.
12131 (validate_arg): New.
12132 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12133 of an arglist. Change return type to bool. Use new CALL_EXPR
12136 (fold_builtin_strstr): Pass call arguments individually instead
12137 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12138 accessors and constructors. Return NULL_TREE instead of 0.
12139 (fold_builtin_strchr): Likewise.
12140 (fold_builtin_strrchr): Likewise.
12141 (fold_builtin_strpbrk): Likewise.
12142 (fold_builtin_strcat): Likewise.
12143 (fold_builtin_strncat): Likewise.
12144 (fold_builtin_strspn): Likewise.
12145 (fold_builtin_strcspn): Likewise.
12146 (fold_builtin_fputs): Likewise.
12147 (fold_builtin_next_arg): Likewise.
12148 (fold_builtin_sprintf): Likewise.
12150 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12151 NULL_RTX instead of 0.
12152 (expand_builtin_memory_chk): Likewise.
12153 (maybe_emit_chk_warning): Likewise.
12154 (maybe_emit_sprintf_chk_warning): Likewise.
12156 (fold_builtin_object_size): Pass call arguments individually instead
12157 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12158 accessors and constructors. Return NULL_TREE instead of 0.
12159 (fold_builtin_memory_chk): Likewise.
12160 (fold_builtin_stxcpy_chk): Likewise.
12161 (fold_builtin_strncpy_chk): Likewise.
12162 (fold_builtin_strcat_chk): Likewise.
12163 (fold_builtin_strcat_chk): Likewise.
12164 (fold_builtin_strncat_chk): Likewise.
12165 (fold_builtin_sprintf_chk): Likewise.
12166 (fold_builtin_snprintf_chk): Likewise.
12167 (fold_builtin_printf): Likewise.
12168 (fold_builtin_vprintf): Likewise.
12170 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12172 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12173 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12174 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12175 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12176 (fold_unary): Likewise.
12177 (fold_binary): Likewise.
12178 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12179 ternary expressions.
12180 (fold): Add logic for tcc_vl_exp.
12181 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12182 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12183 (fold_build3_stat): Add assertion to flag broken interface for
12184 constructing CALL_EXPRs.
12185 (fold_build_call_list): New.
12186 (fold_build_call_list_initializer): New.
12187 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12189 (fold_strip_sign_ops): Likewise.
12191 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12192 Brooks Moses <brooks.moses@codesourcery.com>
12193 Lee Millward <lee.millward@codesourcery.com>
12195 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12196 accessors and dump arguments explicitly.
12198 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12200 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12202 (print_call_name): Use new CALL_EXPR accessors.
12204 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12205 CALL_EXPR arguments explicitly instead of as a list. Use
12206 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12208 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12209 (vrp_visit_stmt): Likewise.
12211 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12212 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12214 (force_move_till_expr): Likewise.
12216 * targhooks.c (default_external_stack_protect_fail): Use
12217 build_call_expr instead of build_function_call_expr.
12218 (default_hidden_stack_protect_fail): Likewise.
12220 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12223 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12224 and walk arguments explicitly.
12226 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12227 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12228 (expand_simple_operations): Likewise.
12229 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12231 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12232 of TREE_CODE_LENGTH.
12233 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12235 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12236 instead of TREE_CODE_LENGTH.
12238 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12239 (tree_ic_transform): Likewise.
12240 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12241 parameter instead of arglist. Fix callers.
12242 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
12243 (tree_stringops_transform): Likewise.
12244 (tree_indirect_call_to_profile): Likewise.
12245 (tree_stringops_values_to_profile): Likewise.
12247 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
12248 (eliminate_tail_call): Likewise.
12250 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
12252 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12253 Use TREE_OPERAND_LENGTH and generalize to handle any number of
12255 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
12257 * omp-low.c (build_omp_barrier): Use build_call_expr.
12258 (lower_rec_input_clauses): Likewise.
12259 (lower_reduction_clauses): Likewise.
12260 (expand_parallel_call): Likewise.
12261 (maybe_catch_exception): Likewise.
12262 (expand_omp_for_generic): Likewise.
12263 (expand_omp_for_static_nochunk): Likewise.
12264 (expand_omp_sections): Likewise.
12265 (lower_omp_single_simple): Likewise.
12266 (lower_omp_single_copy): Likewise.
12267 (lower_omp_master): Likewise.
12268 (lower_omp_ordered): Likewise.
12269 (lower_omp_critical): Likewise.
12271 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
12272 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
12274 * tree-gimple.c (is_gimple_call_addr): Fix doc.
12275 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
12276 TREE_CODE_LENGTH. Add tcc_vl_exp case.
12278 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
12279 and generalize to handle any number of operands.
12280 (chrec_contains_undetermined): Likewise.
12281 (tree_contains_chrecs): Likewise.
12282 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
12284 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
12286 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
12287 fold_call_expr instead of fold_builtin.
12288 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
12289 match declarations there.
12290 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
12293 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
12294 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12296 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
12297 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
12299 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
12302 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
12303 (execute_cse_sincos): Use new CALL_EXPR accessors.
12305 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
12307 * gimple-low.c (lower_function_body): Use build_call_expr.
12308 (lower_builtin_setjmp): Likewise.
12310 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
12311 (set_storage_via_libcall): Likewise.
12312 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
12313 instead of TREE_CODE_LENGTH.
12314 (expand_expr_real_1): Use new CALL_EXPR accessors.
12316 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
12317 generalize to handle any number of operands.
12318 (TB_parent_eq): Likewise.
12320 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
12321 (strip_builtin_expect): Likewise.
12323 * function.c (gimplify_parameters): Use build_call_expr.
12325 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
12326 instead of TREE_CODE_LENGTH.
12328 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
12329 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
12331 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
12334 * gimplify.c (build_stack_save_restore): Use build_call_expr.
12335 (gimplify_decl_expr): Likewise.
12336 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
12337 Use new CALL_EXPR iterators.
12338 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
12339 (gimplify_modify_expr_to_memset): Likewise.
12340 (gimplify_variable_sized_compare): Likewise.
12341 (gimplify_omp_atomic_fetch_op): Likewise.
12342 (gimplify_omp_atomic_pipeline): Likewise.
12343 (gimplify_omp_atomic_mutex): Likewise.
12344 (gimplify_function_tree): Likewise.
12346 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
12347 (call_expr_flags): Likewise.
12348 (expand_call): Likewise.
12350 * except.c (expand_builtin_eh_return_data_regno): Pass entire
12351 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12354 * coverage.c (create_coverage): Use build_call_expr.
12356 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
12357 (temp_call_expr_obstack): New.
12358 (pool_copy_list): Delete.
12359 (temp_copy_call_expr): New.
12360 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
12361 CALL_EXPR accessors. Get rid of special goo for copying argument
12362 lists and use temp_copy_call_expr instead.
12363 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
12364 CALL_EXPR accessors.
12365 (create_expression_by_pieces): Likewise. Use build_call_array
12366 to construct the result instead of fold_build3.
12367 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
12368 dealing with argument lists.
12369 (init_pre): Remove references to expression_node_pool and
12370 list_node_pool. Init temp_call_expr_obstack instead.
12371 (fini_pre): Remove references to expression_node_pool and
12374 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
12375 and walk arguments explicitly instead of as a list.
12377 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
12378 (mx_register_decls): Likewise.
12379 (mudflap_register_call): Likewise.
12380 (mudflap_finish_file): Likewise.
12382 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
12383 (ipa_callsite_compute_param): Likewise.
12385 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
12386 accessors and constructor.
12388 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
12389 accessors and constructor.
12390 (convert_tramp_reference): Likewise.
12391 (convert_call_expr): Likewise.
12392 (finalize_nesting_tree_1): Likewise.
12394 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
12397 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
12399 * tree-inline.c (initialize_inlined_parameters): Pass entire
12400 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
12402 (estimate_num_insns_1): Use new CALL_EXPR accessors.
12403 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
12405 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
12406 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12407 (vectorizable_reduction): Likewise.
12408 (vectorizable_call): Use new CALL_EXPR iterators.
12409 (vectorizable_conversion): Use build_call_expr.
12410 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
12411 (vect_gen_widened_results_half): Use build_call_expr.
12412 (vect_setup_realignment): Likewise.
12413 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
12415 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
12416 (pass_through_call): Likewise.
12417 (compute_object_sizes): Likewise. Use fold_call_expr instead of
12420 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
12421 (tree_gen_pow2_profiler): Likewise.
12422 (tree_gen_one_value_profiler): Likewise.
12423 (tree_gen_ic_func_profiler): Likewise.
12424 (tree_gen_average_profiler): Likewise.
12425 (tree_gen_ior_profiler): Likewise.
12427 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
12428 (find_func_aliases): Use new CALL_EXPR accessors. Add case
12429 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12431 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
12432 of TREE_CODE_LENGTH.
12434 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
12435 of TREE_CODE_LENGTH.
12437 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
12439 (convert_to_integer): Likewise.
12441 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
12444 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12445 Brooks Moses <brooks.moses@codesourcery.com>
12446 Lee Millward <lee.millward@codesourcery.com>
12448 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
12450 * config/frv/frv.c (frv_expand_builtin): Likewise.
12451 * config/s390/s390.c (s390_expand_builtin): Likewise.
12453 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
12454 (sparc_expand_builtin): Use new CALL_EXPR accessors.
12456 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
12457 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
12458 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
12459 (ix86_expand_store_builtin): Likewise.
12460 (ix86_expand_unop_builtin): Likewise.
12461 (ix86_expand_unop1_builtin): Likewise.
12462 (ix86_expand_sse_compare): Likewise.
12463 (ix86_expand_sse_comi): Likewise.
12464 (ix86_expand_vec_init_builtin): Likewise.
12465 (ix86_expand_vec_ext_builtin): Likewise.
12466 (ix86_expand_vec_set_builtin): Likewise.
12467 (ix86_expand_builtin): Use new CALL_EXPR accessors.
12469 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
12470 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
12472 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
12473 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12474 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
12476 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
12478 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
12479 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
12480 arglist. Use new CALL_EXPR accessors. Fix callers.
12481 (altivec_expand_abs_builtin): Likewise.
12482 (rs6000_expand_binop_builtin): Likewise.
12483 (altivec_expand_predicate_builtin): Likewise.
12484 (altivec_expand_lv_builtin): Likewise.
12485 (spe_expand_stv_builtin): Likewise.
12486 (altivec_expand_stv_builtin): Likewise.
12487 (rs6000_expand_ternop_builtin): Likewise.
12488 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
12489 (altivec_expand_st_builtin): Likewise.
12490 (altivec_expand_dst_builtin): Likewise.
12491 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
12492 arglist. Use new CALL_EXPR accessors. Fix callers.
12493 (altivec_expand_vec_set_builtin): Likewise.
12494 (altivec_expand_vec_ext_builtin): Likewise.
12495 (altivec_expand_builtin): Use new CALL_EXPR accessors.
12496 (spe_expand_builtin): Likewise.
12497 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
12498 arglist. Use new CALL_EXPR accessors. Fix callers.
12499 (spe_expand_evsel_builtin): Likewise.
12500 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
12501 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
12503 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
12504 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12505 (arm_expand_unop_builtin): Likewise.
12506 (arm_expand_builtin): Use new CALL_EXPR accessors.
12508 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
12511 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
12512 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
12513 (bfin_expand_unop_builtin): Likewise.
12514 (bfin_expand_builtin): Use new CALL_EXPR accessors.
12516 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12517 Brooks Moses <brooks.moses@codesourcery.com>
12518 Lee Millward <lee.millward@codesourcery.com>
12520 * c-semantics.c (build_stmt): Add internal diagnostic check.
12522 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
12523 accessors. Print arguments explicitly instead of as a list.
12525 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
12527 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
12528 (c_finish_omp_flish): Likewise.
12530 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
12531 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
12532 instead of TREE_CODE_LENGTH.
12533 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
12534 (c_warn_unused_result): Likewise.
12536 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12539 * doc/invoke.texi (Warning Options): Remove
12540 -Werror-implicit-function-declaration.
12541 (Wimplicit-function-declaration): Update description.
12542 * opts.c (common_handle_option): Move handling of -Werror=* to...
12543 (enable_warning_as_error): ...here.
12544 * opts.h (enable_warning_as_error): Declare.
12545 * c-decl.c (implicit_decl_warning): Unless
12546 -Wno-implicit-function-declaration is given, emit a pedwarn if
12547 -std=c99 or emit a warning if -Wimplicit-function-declaration.
12548 * c.opt (Wimplicit-function-declaration): Replace
12549 mesg_implicit_function_declaration with
12550 warn_implicit_function_declaration.
12551 * c-opts.c (c_common_handle_option):
12552 -Werror-implicit-function-declaration is exactly equal as
12553 -Werror=implicit-function-declaration.
12554 (set_Wimplicit): Replace mesg_implicit_function_declaration with
12555 warn_implicit_function_declaration.
12556 (c_common_post_options): -Wimplict-function-declaration is enabled
12557 by default by -std=c99, otherwise is disabled by default.
12558 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
12560 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12562 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
12563 DECL on the rhs to a DECL on the lhs for debug info purposes if the
12564 former is ignored but not the latter.
12566 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
12568 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
12569 is made and the reference doesn't use the alias set of its type,
12570 do not create the temporary using that type.
12572 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
12574 * jump.c: Remove prototypes for delete_computation and
12575 delete_prior_computation.
12577 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12579 * jump.c (get_label_after): Delete.
12580 (get_label_before, delete_computation, delete_jump,
12581 delete_prior_computation, follow_jumps): Move...
12582 * reorg.c (delete_computation, delete_prior_computation): ... here...
12583 (get_label_before, delete_jump): ... making these static ...
12584 (follow_jumps): ... and simplifying this since it only runs after
12586 * rtl.h (get_label_after, get_label_before, delete_jump,
12587 follow_jumps): Delete prototypes.
12589 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
12591 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
12593 2007-02-15 Nick Clifton <nickc@redhat.com>
12595 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
12596 order to prevent it from being munged by the target.
12598 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
12600 * config/i386/i386.md: Remove misleading comment.
12602 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12604 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
12605 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
12608 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12610 * tree-sra.c (instantiate_missing_elements): Canonicalize
12612 (sra_build_assignment): New.
12613 (generate_copy_inout, generate_element_copy,
12614 generate_element_zero, generate_one_element_init): Use it.
12616 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12618 * tree-sra.c (instantiate_missing_elements): Canonicalize
12620 (sra_build_assignment): New.
12621 (generate_copy_inout, generate_element_copy,
12622 generate_element_zero, generate_one_element_init): Use it.
12624 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
12626 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
12629 2007-02-14 Joseph Myers <joseph@codesourcery.com>
12631 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
12632 types as aggregates not scalars.
12633 * function.c (assign_stack_temp_for_type): Likewise.
12635 2007-02-14 Roger Sayle <roger@eyesopen.com>
12636 Zdenek Dvorak <dvorakz@suse.cz>
12638 * tree-dump.c (dump_switch_p_1): Require exact match of the option
12641 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
12643 * passes.c (next_pass_1): Clear the next field of the copied
12646 2007-02-14 Richard Henderson <rth@redhat.com>
12648 * tree-sra.c (early_sra): New.
12649 (decl_can_be_decomposed_p): Deny va_list if early_sra.
12650 (tree_sra_early, pass_sra_early): New.
12651 * tree-pass.h (pass_sra_early): Declare.
12652 * passes.c (init_optimization_passes): Use it.
12654 2007-02-14 Richard Guenther <rguenther@suse.de>
12656 * flags.h (issue_strict_overflow_warning): Convert to a macro.
12658 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
12660 PR tree-optimization/30771
12661 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
12663 (vect_analyze_operations): Induction phis can now be marked as
12665 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
12666 Update documentation accordingly.
12668 2007-02-14 Nick Clifton <nickc@redhat.com>
12670 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
12671 most 3 arguments are supported.
12672 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
12674 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
12676 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
12677 Ensure dst->current is valid.
12679 2007-02-13 Paul Brook <paul@codesourcery.com>
12681 * config.gcc: Add arm*-*-uclinux-*eabi.
12682 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
12683 (SUBTARGET_EXTRA_LINK_SPEC): Define.
12684 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
12685 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
12686 (LINK_SPEC): Define.
12687 (LIB_SPEC): Define.
12688 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
12690 * config/arm/uclinux-eabi.h: New file.
12691 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
12692 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
12695 2007-02-13 Ian Lance Taylor <iant@google.com>
12697 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
12698 * flags.h (warn_strict_overflow): Declare.
12699 (enum warn_strict_overflow_code): Define.
12700 (issue_strict_overflow_warning): New static inline function.
12701 * opts.c (warn_strict_overflow): New variable.
12702 (common_handle_option): Handle OPT_Wstrict_overflow and
12703 OPT_Wstrict_overflow_.
12704 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
12706 * fold-const.c: Include intl.h.
12707 (fold_deferring_overflow_warnings): New static variable.
12708 (fold_deferred_overflow_warning): New static variable.
12709 (fold_deferred_overflow_code): New static variable.
12710 (fold_defer_overflow_warnings): New function.
12711 (fold_undefer_overflow_warnings): New function.
12712 (fold_undefer_and_ignore_overflow_warnings): New function.
12713 (fold_deferring_overflow_warnings_p): New function.
12714 (fold_overflow_warning): New static function.
12715 (make_range): Add strict_overflow_p parameter. Change all
12717 (extract_muldiv, extract_muldiv_1): Likewise.
12718 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
12719 tree_expr_nonnegative_p.
12720 (fold_negate_expr): Call fold_overflow_warning.
12721 (fold_range_test): Likewise.
12722 (fold_comparison): Likewise.
12723 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
12724 instead of tree_expr_nonnegative_p.
12725 (tree_expr_nonnegative_warnv_p): Rename from
12726 tree_expr_nonnegative_p, add strict_overflow_p parameter.
12727 (tree_expr_nonnegative_p): New function.
12728 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
12729 strict_overflow_p parameter.
12730 (tree_expr_nonzero_p): New function.
12731 * passes.c (verify_interpass_invariants): New static function.
12732 (execute_one_pass): Call it.
12733 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
12735 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
12736 (estimate_numbers_of_iterations): Likewise.
12737 (scev_probably_wraps_p): Likewise.
12738 * tree-ssa-ccp.c: Include "toplev.h".
12739 (evaluate_stmt): Defer fold overflow warnings until we know we are
12741 (struct fold_stmt_r_data): Add stmt field.
12742 (fold_stmt_r): Defer fold overflow warnings until we know we
12744 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
12745 (fold_stmt_inplace): Likewise.
12746 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
12747 (cleanup_control_expr_graph): Defer fold overflow warnings until
12748 we know we are going to optimize.
12749 * tree-cfg.c (fold_cond_expr_cond): Likewise.
12750 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
12752 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
12753 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
12754 * tree-ssa-loop-manip.c (create_iv): Likewise.
12755 * c-typeck.c (build_conditional_expr): Likewise.
12756 (build_binary_op): Likewise.
12757 * tree-vrp.c (vrp_expr_computes_nonzero): Call
12758 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
12759 (extract_range_from_unary_expr): Likewise.
12760 * simplify-rtx.c (simplify_const_relational_operation): Warn when
12761 assuming that signed overflow does not occur.
12762 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
12763 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
12764 (fold_defer_overflow_warnings): Declare.
12765 (fold_undefer_overflow_warnings): Declare.
12766 (fold_undefer_and_ignore_overflow_warnings): Declare.
12767 (fold_deferring_overflow_warnings_p): Declare.
12768 (tree_expr_nonzero_warnv_p): Declare.
12769 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
12770 of warning options.
12771 (Warning Options): Document -Wstrict-overflow.
12772 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
12773 (tree-ssa-ccp.o): Likewise.
12774 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
12775 (fold-const.o): Depend on intl.h.
12777 2007-02-13 Ian Lance Taylor <iant@google.com>
12779 PR middle-end/30751
12780 * lower-subreg.c (resolve_simple_move): Decompose subregs in
12783 2007-02-13 Stuart Hastings <stuart@apple.com>
12785 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
12787 2007-02-13 Richard Henderson <rth@redhat.com>
12789 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
12790 handled_component_p before looking for the indirect_ref.
12792 2007-02-13 Richard Henderson <rth@redhat.com>
12794 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
12795 remove flags clobber.
12796 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
12797 (bswaphi_lowpart): New.
12798 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
12799 remove TARGET_BSWAP test. Delete expander of the same name.
12801 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
12802 (expand_unop): Use them.
12804 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
12806 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
12807 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
12808 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
12809 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
12810 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
12811 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
12812 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
12813 assembler dialect choice from asm templates.
12815 2007-02-12 Richard Henderson <rth@redhat.com>
12817 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
12818 (fixuns_trunc<SSEMODEF>si2): Use it.
12819 * config/i386/sse.md (vec_setv4sf_0): Export.
12820 * config/i386/i386.c (ix86_build_const_vector): Export.
12821 (ix86_split_convert_uns_si_sse): Rename from
12822 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
12823 * config/i386/i386-protos.h: Update.
12825 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12828 * c-typeck.c (c_finish_return): Improve warning message.
12830 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12832 * alias.c (find_symbolic_term): Delete unused function.
12834 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
12836 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
12837 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
12838 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
12840 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12842 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
12843 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
12844 the function, temporarily point the debug interface to the null one.
12846 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
12848 * dwarf2out.c (round_up_to_align): New static function.
12849 (field_byte_offset): Use it to round the offset.
12851 2007-02-12 Richard Henderson <rth@redhat.com>
12853 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
12854 (inswl_const): Export.
12856 2007-02-12 Richard Henderson <rth@redhat.com>
12858 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
12859 result mode of the libcall, convert back to outmode.
12861 2007-02-12 Roger Sayle <roger@eyesopen.com>
12863 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
12864 (bswapdi2): New define_expand to implement 32-bit implementation.
12866 2007-02-12 Nick Clifton <nickc@redhat.com>
12868 * doc/invoke.texi (Overall Options): Document --help=.
12869 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
12870 (cc1_options): Pass --help= on to cc1.
12871 (display_help): Add description of --help=.
12872 (process_command): Add code to handle --help=. Allow translated
12873 --help and --target-help switches to be passed on to compiler
12875 (main): Remove unused if statement.
12876 * opts.c (columns): Remove.
12877 (LEFT_COLUMN): Define.
12878 (wrap_help): Add columns argument.
12879 (print_filtered_help): Change parameters to be an include bitmask,
12880 an exclude bitmask, an any bitmask and the column width. Move the
12881 code to display the params list here. Add code to display the
12882 status of options rather than their descriptions if the quiet flag
12884 (print_specific_help): Change parameters to be an include bitmask,
12885 an exclude bitmask and an any bitmask. Move code to look up the
12886 column width here. Decide upon the title for an options listing.
12887 (common_handle_options): Add code to handle --help=. Adapt code
12888 for --help and --target-help to use the revised form of the
12889 print_specific_help function.
12890 (print_help): Delete.
12891 (print_param_help): Delete.
12892 (print_switch): Delete.
12893 * opts.h (cl_lang_count): Add prototype.
12894 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
12895 CL_MAX_OPTION_CLASS): New defines.
12896 * optc-gen.awk: Add construction of cl_lang_count.
12897 * c.opt: Add Warning attribute to warning options and Optimization
12898 attribute to optimization options.
12899 * common.opt: Likewise.
12901 Add -fhelp and -ftarget-help as aliases for the transformed --help
12902 and --target-help options.
12903 * opt-functions.awk: Add code to handle Warning and Optimization
12906 2007-02-12 Richard Henderson <rth@redhat.com>
12908 * config/alpha/constraints.md: New file.
12909 * config/alpha/alpha.c: Include tm-constrs.h.
12910 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
12911 alpha_extra_constraint): Remove.
12912 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
12913 * config/alpha/alpha-protos.h: Update.
12914 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
12915 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
12916 (EXTRA_CONSTRAINT): Remove.
12917 * config/alpha/alpha.md: Include constraints.md.
12918 (adddi splitter): Use satisfies_constraint_*.
12919 * config/alpha/predicates.md (add_operand): Likewise.
12920 (sext_add_operand, addition_operation): Likewise.
12922 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
12924 PR tree-optimization/29145
12925 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
12926 in our handling of restrict qualified pointers.
12928 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12931 * doc/invoke.texi (Wunused-value): Update description.
12932 (Wextra): Delete item.
12933 * opts.c (set_Wextra): Don't use the value of Wextra to set the
12934 value of Wunused-value.
12935 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
12936 (c_finish_stmt_expr): Don't check extra_warnings.
12937 (emit_side_effect_warnings): The caller is responsible to check
12940 2007-02-11 Roger Sayle <roger@eyesopen.com>
12941 Matt Thomas <matt@3am-software.com>
12943 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
12945 2007-02-11 Roger Sayle <roger@eyesopen.com>
12947 * simplify-rtx.c (simplify_relational_operation_1): Optimize
12948 comparisons of POPCOUNT against zero.
12949 (simplify_const_relational_operation): Likewise.
12951 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12953 * doc/invoke.texi (Wextra): Delete outdated paragraph.
12955 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12957 * dwarf2out.c (root_type): Delete unused function.
12959 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12961 * genattrtab.c (contained_in_p): Delete unused function.
12962 (write_expr_attr_cache): Likewise.
12964 2007-02-11 Jan Hubicka <jh@suse.cz>
12966 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
12969 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
12971 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
12972 to add the REG_EQ* note.
12973 * see.c (see_merge_one_use_extension): Likewise.
12974 * local-alloc.c (update_equiv_regs): Likewise. Also don't
12975 turn REG_EQUAL notes into REG_EQUIV notes if the target
12976 register may have more than one set.
12977 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
12978 * gcse.c (try_replace_reg): Likewise.
12979 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
12980 * calls.c (fixup_tail_calls): Likewise. Abort if there is
12981 more than one REG_EQUIV note.
12982 * reload1.c (gen_reload): Use set_unique_reg_note.
12984 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
12986 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
12987 (ix86_builtin_conversion): New function.
12989 2007-02-06 Mark Mitchell <mark@codesourcery.com>
12992 * tree.h (DECL_REPLACEABLE_P): New macro.
12993 * except.c (set_nothrow_function_flags): Likewise.
12995 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
12996 Ira Rosen <irar@il.ibm.com>
12997 Dorit Nuzman <dorit@il.ibm.com>
12999 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13000 * targhooks.c (default_builtin_vectorized_conversion): New.
13001 * targhooks.h (default_builtin_vectorized_function): New declaration.
13002 * target.h (struct vectorize): Add builtin_conversion field.
13003 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13004 stmt_vec_info_type value.
13005 (vectorizable_conversion): New declaration.
13006 * tree-vect-analyze.c (vect_analyze_operations): Add
13007 vectorizable_conversion call.
13008 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13009 * tree-vect-transform.c (vectorizable_conversion): New function.
13010 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13011 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13013 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13014 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13015 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13016 or ALTIVEC_BUILTIN_VCFSX.
13018 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13021 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13022 CONST_DOUBLE and operand 0 is a hard register.
13023 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13024 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13025 is a hard floating-point register.
13027 2007-02-10 Richard Henderson <rth@redhat.com>
13028 Jakub Jelinek <jakub@redhat.com>
13029 Alexandre Oliva <aoliva@redhat.com>
13031 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13032 * builtin-types.def (BT_WORD): Make unsigned.
13033 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13034 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13035 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13036 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13037 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13038 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13040 * expr.c (emutls_var_address): New.
13041 (expand_expr_real_1): Expand emulated tls.
13042 (expand_expr_addr_expr_1): Likewise.
13043 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13044 * output.h (emutls_finish): Declare.
13045 * toplev.c (compile_file): Call it.
13046 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13047 address before wrapping in CONST.
13048 * varasm.c (emutls_htab, emutls_object_type): New.
13049 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13050 (get_emutls_object_name, get_emutls_object_type): New.
13051 (get_emutls_init_templ_addr, emutls_decl): New.
13052 (emutls_common_1, emutls_finish): New.
13053 (assemble_variable): When emulating tls, swap decls; generate
13054 constructor for the emutls objects.
13055 (do_assemble_alias): When emulating tls, swap decl and target name.
13056 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13058 * varpool.c (decide_is_variable_needed): Look at force_output.
13059 Recurse for emulated tls.
13060 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13061 with decide_is_variable_needed.
13062 * emutls.c: New file.
13063 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13064 tls_object for real tls.
13066 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13068 PR rtl-optimization/29599
13069 * reload1.c (eliminate_regs_in_insn): Take the destination
13070 mode into account when computing the offset.
13072 2007-02-09 Stuart Hastings <stuart@apple.com>
13073 Richard Henderson <rth@redhat.com>
13075 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13076 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13077 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13078 fixuns_truncdfhi2): New.
13079 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13080 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13081 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13082 (floatunssidf2): Allow nonimmediate source.
13083 * config/i386/sse.md (movdi_to_sse): New.
13084 (vec_concatv2di): Drop '*'.
13085 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13086 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13087 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13089 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13090 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13091 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13092 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13093 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13094 ix86_build_const_vector.
13095 (x86_emit_floatuns): Rewrite.
13097 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13099 * genautomata.c (longest_path_length): Delete unused function.
13100 (struct state): Delete unused longest_path_length.
13101 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13102 (get_free_state): Delete unused.
13104 2007-02-09 Jan Hubicka <jh@suse.cz>
13106 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13107 * doc/invoke.texi (inline-unit-growth): Update default value.
13109 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13110 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13111 (rebuild_cgraph_edges): Likewise.
13112 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13113 (dump_cgraph_node): Dump frequencies.
13114 (cgraph_clone_edge): Add frequency scales.
13115 (cgraph_clone_node): Add freuqnecy.
13116 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13117 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13118 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13119 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13120 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13121 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13122 (save_inline_function_body): Likewise.
13123 * ipa-inline.c: inluce rtl.h
13124 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13125 (cgraph_edge_badness): Use frequencies.
13126 (cgraph_decide_recursive_inlining): Update clonning.
13127 (cgraph_decide_inlining_of_small_function): Dump frequency.
13128 * predict.c (estimate_bb_frequencies): Export.
13129 * predict.h (estimate_bb_frequencies): Declare.
13130 * tree-inline.c (copy_bb): Watch overflows.
13131 (expand_call_inline): Update call of cgraph_create_edge.
13132 (optimize_inline_calls): Use TODO flags to update frequnecies.
13133 * passes.h: Include predict.h
13134 (init_optimization_passes): Move profile ahead.
13135 (execute_function_todo): Handle TODO_rebuild_frequencies.
13137 2007-02-09 Roger Sayle <roger@eyesopen.com>
13139 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13140 the insbl or inswl pattern into a register.
13142 2007-02-09 Roger Sayle <roger@eyesopen.com>
13144 * config/ia64/ia64.md (bswapdi2): New define_insn.
13146 2007-02-09 Richard Henderson <rth@redhat.com>
13148 * config/i386/constraints.md (Ym): New constraint.
13149 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13150 (movdi_1_rex64): Split sse and xmm general register moves from
13151 memory move alternatives. Use conditional register constraints.
13152 (movsf_1, movdf_integer): Likewise.
13153 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13154 (movdf_integer_rex64): New.
13155 (pushsf_rex64): Fix output constraints.
13156 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13157 (sse2_stored): Likewise.
13158 (sse2_storeq_rex64): New.
13159 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13160 amd and not generic.
13161 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13162 for optimize_size. Remove SF/DFmode hack.
13164 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13166 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13169 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13170 Richard Sandiford <richard@codesourcery.com>
13172 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13173 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13174 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13175 m68k/t-mlib to tmake_file.
13176 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13177 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13178 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13179 Allow it to be cf or m68k. Set m68k_arch_family. If that
13180 variable is not empty, add t-$m68k_arch_family to tmake_file.
13181 Add t-mlibs to tmake_file.
13182 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13183 * config/m68k/t-cf: New file.
13184 * config/m68k/t-m68k: Likewise.
13185 * config/m68k/t-mlibs: Likewise.
13186 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13187 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13188 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13189 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13190 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13192 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13193 (INSTALL_LIBGCC): Delete.
13194 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13195 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13196 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13197 (M68K_MLIB_CPU): Define.
13198 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13199 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13200 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13202 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13203 Richard Guenther <rguenther@suse.de>
13205 PR middle-end/23361
13206 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13207 against INT_MIN/INT_MAX.
13208 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13209 file if a loop is removed.
13211 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13213 * calls.c (store_one_arg): Pass correct alignment to
13214 emit_push_insn for non-BLKmode values.
13215 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13216 unaligned stack slot via a suitably aligned slot.
13218 2007-02-08 DJ Delorie <dj@redhat.com>
13220 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13222 (legal_subregs): Use unsigned char, make const.
13223 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13225 2007-02-08 Paul Brook <paul@codesourcery.com>
13227 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13228 special interworking needed.
13230 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13232 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13233 conditional to __SSE2__.
13234 (Entries below should have been added to first ChangeLog
13235 entry for amdfam10 dated 2007-02-05)
13236 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13238 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13240 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
13243 2007-02-08 DJ Delorie <dj@redhat.com>
13245 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
13246 * config/m32c/m32c.c (legal_subregs): New.
13247 (m32c_illegal_subreg_p): New.
13248 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
13249 unsupported subregs of hard regs.
13251 2007-02-08 Jan Hubicka <jh@suse.cz>
13253 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
13254 the same one; always update histograms.
13256 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13258 * passes.c (init_optimization_passes): Tidy comment.
13260 2007-02-08 Roger Sayle <roger@eyesopen.com>
13262 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
13263 strip zero_extend, bswap and rotates from POCOUNT's argument.
13264 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
13265 zero_extend and rotates from PARITY's argument.
13266 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
13267 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
13268 of an integer constant at compile-time.
13270 2007-02-08 Diego Novillo <dnovillo@redhat.com>
13273 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
13275 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
13278 * tree-ssa-live.c (remove_unused_locals): Do not remove
13279 TREE_ADDRESSABLE variables.
13280 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
13281 * tree-ssa-operands.c (add_virtual_operand): Remove argument
13282 FOR_CLOBBER. Update all users.
13283 If VAR has an associated alias set, add a virtual operand for
13284 it if no alias is found to conflict with the memory reference.
13286 2007-02-07 Jan Hubicka <jh@suse.cz>
13287 Robert Kidd <rkidd@crhc.uiuc.edu>
13289 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
13291 2007-02-07 Ian Lance Taylor <iant@google.com>
13293 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
13295 2007-02-07 Roger Sayle <roger@eyesopen.com>
13297 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
13298 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
13299 tablejumpdi, movsi_to_cr_one): Remove constraints from
13300 define_expand's match_operands.
13302 2007-02-07 Roger Sayle <roger@eyesopen.com>
13304 * global.c (compute_regsets): Move declatation of "i" inside of
13305 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
13307 2007-02-07 Jakub Jelinek <jakub@redhat.com>
13310 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
13311 of INDIRECT_REF <RESULT_DECL>.
13313 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
13315 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
13316 Kaz Kojima <kkojima@gcc.gnu.org>
13319 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
13321 (sh_initialize_trampoline): Add parentheses to avoid a warning.
13323 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
13325 * doc/loop.texi: Document possibility not to perform disambiguation
13326 of loops with multiple latches.
13327 * cfgloopmanip.c (alp_enum_p): Removed.
13328 (add_loop): Handle subloops. Use get_loop_body_with_size.
13329 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
13330 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
13331 the new forwarder block.
13332 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
13333 Handle the case latch is NULL.
13334 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
13335 when marking loop exits.
13336 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
13338 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
13339 disambiguate_loops_with_multiple_latches.
13340 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
13341 before fix_loop_structure.
13342 * cfgloop.c: Include pointer-set.h and output.h.
13343 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
13344 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
13345 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
13346 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
13347 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
13348 disambiguate_multiple_latches, get_loop_body_with_size,
13349 disambiguate_loops_with_multiple_latches): New functions.
13350 (flow_loop_dump): Dump multiple latch edges.
13351 (flow_loop_nodes_find): Handle loops with multiple latches.
13352 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
13353 (glb_enum_p): Modified.
13354 (get_loop_body): Use get_loop_body_with_size.
13355 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
13356 (AVOID_CFG_MODIFICATIONS): New constant.
13357 (disambiguate_loops_with_multiple_latches, add_loop,
13358 get_loop_body_with_size): Declare.
13359 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
13361 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
13363 PR inline-asm/28686
13364 * global.c (compute_regsets): New function.
13365 (global_alloc): Refactored ELIMINABLE_REGSET
13366 and NO_GLOBAL_ALLOC_REGS computation out.
13367 (rest_of_handle_global_alloc): Call compute_regsets()
13368 for non-optimizing case.
13370 2007-02-06 Richard Henderson <rth@redhat.com>
13372 * config/i386/constraints.md (Y2): Rename from Y.
13373 (Yi): New constraint.
13374 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
13375 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
13376 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
13377 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
13378 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
13379 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
13380 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
13381 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
13382 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
13383 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
13384 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
13385 vec_extractv2si_1): Change Y constraints to Y2.
13386 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
13387 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
13388 Change Y constraints to Y2.
13389 (sse2_loadld): Change Y constraints to x.
13391 2007-02-06 Roger Sayle <roger@eyesopen.com>
13393 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
13394 (parity<mode>2): New define_expand using rs6000_emit_parity.
13395 * config/rs6000/rs6000.c (rs6000_emit_popcount,
13396 rs6000_emit_parity): New functions.
13397 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
13398 rs6000_emit_parity): Prototype here.
13400 2007-02-06 Ian Lance Taylor <iant@google.com>
13402 * lower-subreg.c (simple_move_operand): Reject CONST.
13403 (resolve_clobber): Call validate_change rather than directly
13404 assigning to XEXP (pat, 0).
13406 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13408 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
13409 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
13410 (tree-cfg.o): Remove hashtab.h dependency.
13412 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
13413 (struct ivopts_data): Change niters to pointer_map_t.
13414 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
13415 (niter_for_exit): Create pointer_map on demand. Change for
13417 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
13418 (free_loop_data): Destroy data->niters if created and reset field.
13419 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
13420 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
13422 * tree-ssa-reassoc.c: Include pointer-set.h.
13423 (bb_rank): Change to long *.
13424 (operand_rank): Change to pointer_map_t.
13425 (find_operand_rank): Return long, -1 if not found. Declare as inline.
13426 (insert_operand_rank): Accept long.
13427 (operand_entry_hash, operand_entry_eq): Remove.
13428 (get_rank): Return long. Adjust for changes above.
13429 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
13431 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
13433 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
13434 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
13435 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
13437 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
13438 directly since it cannot be NULL.
13439 (get_vi_for_tree): Rewrite for pointer_map API.
13440 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
13441 (init_alias_vars): Create vi_for_tree as pointer_map.
13442 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
13444 * tree-cfg.c: Don't include hashtab.h.
13445 (edge_to_cases): Declare as pointer_map.
13446 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
13448 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
13449 (start_recording_case_labels): Create edge_to_cases as pointer_map.
13450 (end_recoding_case_labels): Cleanup edge_to_cases manually before
13452 (record_switch_edge): Delete.
13453 (get_cases_for_edge): Adjust for pointer_map API, inline
13454 record_switch_edge (rewritten for new API), remove goto.
13456 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
13458 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
13459 * tree-nested.c: Include pointer-set.h.
13460 (var_map_elt, var_map_eq, var_map_hash): Delete.
13461 (struct nesting_info): Remove GTY marker. Change the two htab_t's
13462 to pointer_map_t's.
13463 (nesting_info_bitmap_obstack): New.
13464 (lookup_field_for_decl): Adjust for pointer_map API.
13465 (lookup_tramp_for_decl): Adjust for pointer_map API.
13466 (get_nonlocal_debug_decl): Adjust for pointer_map API.
13467 (get_local_debug_decl): Adjust for pointer_map API.
13468 (convert_nl_goto_reference): Adjust for pointer_map API.
13469 (convert_nl_goto_receiver): Adjust for pointer_map API.
13470 (create_nesting_tree): Create outside GGC space. Create bitmap on
13471 the new obstack. Create field_map and var_map as pointer_maps.
13472 (free_nesting_tree): Adjust for changes to create_nesting_tree.
13474 (lower_nested_functions): Move root here, no need to NULL it.
13475 Initialize and release the obstack.
13477 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
13479 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
13480 Remove prototypes and make them non-static.
13481 (struct tree_int_map): Remove.
13482 * tree.h (struct tree_int_map): Move here, turning TO into an
13484 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
13486 * tree.h (TREE_COMPLEXITY): Remove.
13487 (struct tree_exp): Remove complexity field.
13488 * tree.c (build1_stat): Don't set it.
13490 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
13491 Victor Kaplansky <victork@il.ibm.com>
13493 * tree-vectorizer.c (vect_is_simple_use): Support induction.
13494 (vect_is_simple_reduction): Support reduction with induction as
13495 one of the operands.
13496 (vect_is_simple_iv_evolution): Fix formatting.
13497 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
13498 formatting. Don't mark induction phis for vectorization.
13499 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
13500 * tree-vect-transform.c (get_initial_def_for_induction): New function.
13501 (vect_get_vec_def_for_operand): Support induction.
13502 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
13504 (vectorizable_reduction): Support reduction with induction as one of
13506 (vectorizable_type_demotion): Use def-type of stmt argument rather
13507 than dummy def-type.
13509 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
13510 flag_tree_scev_cprop.
13511 * common.opt (tree-scev-cprop): New flag.
13513 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
13514 call to vect_get_new_vect_var.
13516 2007-02-06 Ira Rosen <irar@il.ibm.com>
13518 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
13519 vectype is not NULL.
13520 (vect_pattern_recog_1): Likewise.
13522 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13524 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
13525 (fold_negate_expr): Likewise.
13527 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
13530 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
13531 even if cv-qualification is the same.
13533 2007-02-05 Geoffrey Keating <geoffk@apple.com>
13535 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
13536 __enable_execute_stack on completion.
13538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13540 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
13541 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
13542 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
13543 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
13544 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
13545 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
13546 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
13547 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
13549 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13551 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
13552 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
13553 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
13554 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
13555 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
13556 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
13557 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
13558 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
13559 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
13560 umuldi3_highpart_rex64, umulsi3_highpart_insn,
13561 umulsi3_highpart_zext, smuldi3_highpart_rex64,
13562 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
13563 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
13564 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
13565 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
13566 sqrtextenddfxf2_i387): Added amdfam10_decode.
13568 * config/i386/athlon.md (athlon_idirect_amdfam10,
13569 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
13570 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
13571 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
13572 athlon_ivector_store_amdfam10): New define_insn_reservation.
13573 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
13576 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13578 * config/i386/athlon.md (athlon_call_amdfam10,
13579 athlon_pop_amdfam10, athlon_lea_amdfam10): New
13580 define_insn_reservation.
13581 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
13582 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
13583 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
13585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13587 * config/i386/athlon.md (athlon_sseld_amdfam10,
13588 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
13589 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
13591 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13593 * config/i386/athlon.md (athlon_sseins_amdfam10): New
13594 define_insn_reservation.
13595 * config/i386/i386.md (sseins): Added sseins to define_attr type
13596 and define_attr unit.
13597 * config/i386/sse.md: Set type attribute to sseins for insertq
13600 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13602 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
13603 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
13604 ssecomi_load_amdfam10, ssecomi_amdfam10,
13605 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
13606 define_insn_reservation.
13607 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
13609 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13611 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
13612 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
13613 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
13614 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
13615 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
13616 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
13617 define_insn_reservation.
13619 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
13620 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
13621 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
13622 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
13623 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
13625 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13627 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
13628 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
13629 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
13630 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
13631 athlon_ssemul_load_k8): Added amdfam10.
13633 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13635 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
13636 (x86_sse_unaligned_move_optimal): New variable.
13638 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
13640 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
13641 for unaligned vector SSE double/single precision loads for AMDFAM10.
13643 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13645 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
13646 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
13647 Define TARGET_CPU_DEFAULT_amdfam10.
13648 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
13649 (processor_type): Add PROCESSOR_AMDFAM10.
13651 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
13652 processor_type in config/i386/i386.h.
13653 Enable imul peepholes for TARGET_AMDFAM10.
13655 * config.gcc: Add support for --with-cpu option for amdfam10.
13657 * config/i386/i386.c (amdfam10_cost): New variable.
13658 (m_AMDFAM10): New macro.
13659 (m_ATHLON_K8_AMDFAM10): New macro.
13660 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
13661 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
13662 x86_promote_QImode, x86_integer_DFmode_moves,
13663 x86_partial_reg_dependency, x86_memory_mismatch_stall,
13664 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
13665 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
13666 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
13667 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
13668 Enable/disable for amdfam10.
13669 (override_options): Add amdfam10_cost to processor_target_table.
13670 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
13671 processor_alias_table.
13672 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
13673 (ix86_adjust_cost): Add code for amdfam10.
13675 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
13677 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
13678 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
13679 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
13680 * config/i386/i386.h: Add builtin definition for SSE4A.
13681 * config/i386/i386.md: Add support for ABM instructions
13682 (popcnt and lzcnt).
13683 * config/i386/sse.md: Add support for SSE4A instructions
13684 (movntss, movntsd, extrq, insertq).
13685 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
13686 Add -march=amdfam10 flag.
13687 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
13688 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
13690 * doc/extend.texi: Add documentation for SSE4A builtins.
13692 2007-02-05 Bob Wilson <bob.wilson@acm.org>
13694 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
13696 2007-02-05 Richard Guenther <rguenther@suse.de>
13698 * tree-vectorizer.h (vectorizable_function): Add argument type
13699 argument, change return type.
13700 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
13701 * tree-vect-transform.c (vectorizable_function): Handle extra
13702 argument, return vectorized function decl.
13703 (build_vectorized_function_call): Remove.
13704 (vectorizable_call): Handle calls with result and argument types
13705 differing. Handle loop vectorization factor correctly.
13706 * targhooks.c (default_builtin_vectorized_function): Adjust for
13708 * targhooks.h (default_builtin_vectorized_function): Likewise.
13709 * target.h (builtin_vectorized_function): Add argument type
13711 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
13712 extra argument, allow vectorizing of lrintf.
13713 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
13714 documentation of target hook.
13716 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
13719 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
13720 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
13721 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
13723 2007-02-05 Roger Sayle <roger@eyesopen.com>
13725 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
13726 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
13727 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
13728 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
13729 before canonicalizing sincos to cexpi.
13730 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
13732 2007-02-05 Roger Sayle <roger@eyesopen.com>
13734 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
13735 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
13736 (alpha_init_builtins): Use alpha_add_builtins to process tables.
13738 2007-02-05 Roger Sayle <roger@eyesopen.com>
13740 * mips-tfile.c (initialize_init_file): Correct endianness test.
13742 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
13744 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
13745 the 'y' constraint.
13747 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13749 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
13750 saves in a PARALLEL before the register assignments.
13752 2007-02-05 Richard Sandiford <richard@codesourcery.com>
13754 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
13755 DWARF_FRAME_RETURN_COLUMN to be a general register.
13756 * dwarf2out.c (init_return_column_size): New function, split from...
13757 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
13758 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
13759 to be nongeneral registers.
13760 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
13762 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
13763 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
13765 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13767 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
13769 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
13771 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
13772 (remove_path): Use can_remove_branch_p and remove_branch instead
13773 of loop_delete_branch_edge.
13774 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
13775 (tree_transform_and_unroll_loop): Remove dead branches immediately.
13776 Update profile using scale_dominated_blocks_in_loop.
13777 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
13778 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
13779 (can_remove_branch_p, remove_branch): Declare.
13780 * tree-cfg.c (tree_can_remove_branch_p): New function.
13781 (tree_cfg_hooks): Add tree_can_remove_branch_p.
13782 * cfgrtl.c (rtl_can_remove_branch_p): New function.
13783 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
13785 2007-02-05 Jan Hubicka <jh@suse.cz>
13787 PR middle-end/30696
13788 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
13789 nodes in cgraph, don't remove offline copy of the function.
13791 2007-02-04 Jan Hubicka <jh@suse.cz>
13793 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
13794 vectors might cause maybe_lookup_element_for_expr to be called
13795 on non-sra-candidate.
13797 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13799 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
13800 config/bfin/bfin.md, config/bfin/predicates.md: Follow
13801 spelling conventions.
13803 2007-02-04 Richard Guenther <rguenther@suse.de>
13805 PR middle-end/30636
13806 * fold-const.c (try_move_mult_to_index): Make sure to not
13807 overflow one dimension of a multi-dimensional array access.
13809 2007-02-04 Jan Hubicka <jh@suse.cz>
13811 * passes.c (init_optimization_passes): Reindent.
13813 2007-02-04 Jan Hubicka <jh@suse.cz>
13814 Eric Botcazou <ebotcazou@adacore.com>
13816 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
13817 (execute_fixup_cfg): Break out the abnormal goto code.
13818 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
13819 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
13820 (optimize_inline_calls): Call make_nonlocal_label_edges.
13822 2007-02-04 Jan Hubicka <jh@suse.cz>
13824 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
13825 true when something was changed.
13826 (rename_ssa_copies): When something was changed, do
13827 TODO_remove_unused_locals.
13828 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13829 add TODO_remove_unused_locals when instruction was removed.
13831 2007-02-04 Jan Hubicka <jh@suse.cz>
13833 * ipa-inline.c (try_inline): Improve debug output; work on already
13835 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
13836 call try_inline for already inlined edges too when flattening;
13837 inline also functions that make callee growth but overall unit size
13840 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13842 * config/m32c/bitops.md, config/m32c/jump.md,
13843 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
13844 config/m32r/m32r.h, config/m32r/m32r.md,
13845 config/m32r/predicates.md, config/m68hc11/larith.asm,
13846 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
13847 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
13848 config/mips/mips-protos.h, config/mips/mips.c,
13849 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
13850 config/mn10300/mn10300.h, config/mn10300/predicates.md,
13851 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
13852 spelling conventions.
13854 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
13855 Follow spelling conventions.
13857 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
13859 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
13860 warn about C++0x compatibility.
13862 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
13864 * config/h8300/h8300.c, config/h8300/h8300.h,
13865 config/h8300/h8300.md: Follow spelling conventions.
13867 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
13869 PR middle-end/30667
13870 * combine.c (try_combine): Do not substitute source operand
13871 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
13873 2007-02-03 Jan Hubicka <jh@suse.cz>
13875 PR gcov-profile/30650
13876 * value-prof.c (stringop_block_profile): Fix handling of size counter;
13877 do not divide by zero for never executed counters.
13878 (tree_find_values_to_profile): Fix counters.
13879 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
13881 2007-02-03 Ian Lance Taylor <iant@google.com>
13883 * lower-subreg.c (simple_move_operand): New static function,
13884 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
13886 (simple_move): Call simple_move_operand.
13887 (find_decomposable_subregs): Add special handling of MEMs.
13888 (can_decompose_p): Rename from cannot_decompose_p. Reverse
13889 meaning of return value. If we see a hard register, test whether
13890 it can store a word_mode value. Change all callers.
13892 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13894 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
13895 ftrapv insns and expanders.
13896 (subdi3): Change define_expand operand 1 to arith11_operand, and
13897 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
13898 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
13899 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
13902 PR middle-end/30174
13903 * varasm.c (notice_global_symbol): Treat global objects as weak when
13904 flag_shlib is true.
13906 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13908 * emit-rtl.c (dconstpi): Delete.
13909 (dconstsqrt2): New.
13910 (init_emit_once): Delete dconstpi and init dconstsqrt2.
13911 * real.h (dconstpi): Delete.
13912 (dconstsqrt2): New.
13913 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
13914 (fold_builtin_hypot): Likewise.
13916 2007-02-03 Tom Tromey <tromey@redhat.com>
13919 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
13920 -gcoff3, -gxcoff3, -gvms3 implies -dD.
13922 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
13924 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
13925 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
13926 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
13927 config/rs6000/cell.md, config/rs6000/darwin.h,
13928 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
13929 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
13930 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
13931 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
13932 typos. Follow spelling conventions.
13933 * doc/invoke.texi: Follow spelling conventions.
13935 2007-02-03 Roger Sayle <roger@eyesopen.com>
13937 * simplify-rtx.c (simplify_relational_operation_1): Implement some
13938 canonicalization transformations that attempt to simplify integer
13939 constant comparisons to become comparisons against zero.
13941 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13943 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
13945 * fold-const.c (fold_binary): Fix comment typos. Fold complex
13946 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
13948 2007-02-02 Mike Stump <mrs@apple.com>
13950 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
13951 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
13952 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
13953 generate a branch island.
13955 2007-02-02 Bob Wilson <bob.wilson@acm.org>
13957 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
13958 (xtensa_legitimate_address_p): New.
13959 (xtensa_legitimize_address): New.
13960 (xtensa_output_addr_const_extra): New.
13961 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
13963 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
13964 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
13965 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
13966 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
13967 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
13968 (xtensa_legitimize_address): New.
13969 (xtensa_output_addr_const_extra): New.
13971 2007-02-02 Steve Ellcey <sje@cup.hp.com>
13973 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
13975 2007-02-02 Ian Lance Taylor <iant@google.com>
13977 * expmed.c (expand_divmod): Add comment.
13979 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
13981 * emit-rtl.c (renumber_insns): Remove.
13982 * flags.h: Remove the extern for flag_renumber_insns.
13983 * rtl.h: Remove the prototype for renumber_insns.
13984 * toplev.c (flag_renumber_insns): Remove.
13986 2007-02-02 Hui-May Chang <hm.chang@apple.com>
13988 Revert for x86 darwin:
13989 2005-06-19 Uros Bizjak <uros@kss-loka.si>
13991 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
13992 code before the following patch under TARGET_MACHO.
13993 (ix86_function_value_regno_p): Likewise.
13995 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13997 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14000 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14003 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
14004 general or fp registers. Add comments.
14005 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14007 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14009 * pointer-set.c (insert_aux): Only return insertion slot.
14010 (pointer_set_insert): Adjust.
14011 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14012 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14013 pointer_map_traverse): New.
14014 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14015 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14016 pointer_map_contains, pointer_map_traverse): Declare.
14018 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14020 PR middle-end/30473
14021 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14022 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14024 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14026 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14028 (struct _dep): New type.
14029 (dep_t): New typedef.
14030 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14031 (DEP_STATUS): New access macro. The macro with the same name was
14032 renamed to DEP_LINK_STATUS.
14033 (dep_init): Declare function
14035 (struct _dep_link): New type.
14036 (dep_link_t): New typedef.
14037 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14038 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14039 (DEP_LINK_STATUS): New macro.
14040 (debug_dep_links): New debug function.
14042 (struct _deps_list): New type.
14043 (deps_list_t): New typedef.
14044 (DEPS_LIST_FIRST): New access macro.
14045 (FOR_EACH_DEP_LINK): New cycle macro.
14046 (create_deps_list, free_deps_list, delete_deps_list): Declare
14048 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14049 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14050 (copy_deps_list_change_con): Ditto.
14052 (move_dep_link): Declare function.
14054 (struct _dep_node): New type.
14055 (dep_node_t): New typedef.
14056 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14058 (struct haifa_insn_data.back_deps): New field to hold backward
14059 dependencies of the insn.
14060 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14062 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14063 Change its type to deps_list_t.
14064 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14065 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14066 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14068 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14070 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14072 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
14074 (dep_cost): Declare.
14076 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14077 (ds_to_dk, dk_to_ds): New functions.
14079 (init_dep_1): New static function.
14080 (init_dep): New function.
14081 (copy_dep): New static function.
14083 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14085 (detach_dep_link): New static function.
14086 (move_dep_link): New function.
14088 (dep_links_consistent_p, dump_dep_links): New static functions.
14089 (debug_dep_links): New debugging function.
14091 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14093 (alloc_deps_list, init_deps_list): New static functions.
14094 (create_deps_list): New function.
14095 (clear_deps_list): New static function.
14096 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14097 (deps_list_consistent_p, dump_deps_list): New static functions.
14098 (debug_deps_list): New function.
14099 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14101 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14103 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14104 use new scheduler dependencies lists.
14105 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14106 (sched_analyze): Ditto. Initialize dependencies lists.
14107 (add_forw_dep, compute_forward_dependences): Update to use new
14108 scheduler dependencies lists.
14110 (init_dependency_caches): Init deps_obstack.
14111 (free_dependency_caches): Free deps_obstack.
14113 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14114 new scheduler dependencies lists.
14115 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14116 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14118 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14119 Update to use new scheduler dependencies lists.
14120 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14121 (debug_dependencies): Ditto.
14122 (schedule_region): Update comments.
14124 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14125 scheduler dependencies lists.
14126 (schedule_ebb): Update comments.
14128 * rtl.def (DEPS_LIST): Remove.
14130 * lists.c (unused_deps_list): Remove.
14131 (free_list): Update assertions.
14133 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14134 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14136 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14137 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14139 * haifa-sched.c (comments): Update.
14140 (insn_cost1): Remove. Inline the code into insn_cost ().
14141 (insn_cost): Update to use new scheduler dependencies lists. Move
14142 processing of the dependency cost to dep_cost ().
14143 (dep_cost): New function. Use it instead of insn_cost () when
14144 evaluating cost of the dependency. Use compatible interface to
14145 interact with the target.
14146 (priority): Update to use new scheduler dependencies lists.
14147 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14148 with greater number of insns that depend on the insn.
14149 (schedule_insn): Update to use new scheduler dependencies lists. Add
14150 code to free backward dependencies lists. Inline and optimize code
14151 from resolve_dep () - see PR28071.
14152 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14153 lists. Update call to targetm.sched.is_costly_dependence hook.
14155 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14156 scheduler dependencies lists.
14158 (resolve_dep): Remove. Move the logic to schedule_insn ().
14159 (init_h_i_d): Initialize dependencies lists.
14161 (process_insn_depend_be_in_spec): Rename to
14162 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14163 dependencies lists.
14164 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14165 Update to use new scheduler dependencies lists.
14166 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14168 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14169 new scheduler dependencies lists.
14170 (build_intra_loop_deps): Ditto.
14172 * target.h (struct _dep): Declare to use in
14173 gcc_target.sched.is_costly_dependence.
14174 (struct gcc_target.sched.adjust_cost): Fix typo.
14175 (struct gcc_target.sched.is_costly_dependence): Change signature to use
14176 single dep_t parameter instead of an equivalent triad.
14177 (struct gcc_target.sched.adjust_cost_2): Remove.
14179 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14181 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14183 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14185 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14187 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14188 (REG_DEP_TRUE): Document.
14190 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14191 Change signature to correspond to the targetm.sched.adjust_cost hook.
14192 Update use in TARGET_SCHED_ADJUST_COST_2.
14193 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14194 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14195 new scheduler dependencies lists.
14196 (ia64_gen_check): Ditto.
14198 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
14199 dependencies lists.
14201 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14202 signature to correspond to the targetm.sched.is_costly_dependence hook.
14203 (is_costly_group): Update to use new scheduler dependencies lists.
14205 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14206 instead of INSN_COST () macro.
14208 2007-02-01 Ian Lance Taylor <iant@google.com>
14210 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14212 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14214 * pa.md (tp_load): Correct mfctl instruction syntax.
14216 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14218 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14219 altivec_padding_size calculation on AIX. Improve comment, add
14220 assert to verify that it's right.
14222 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14225 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14227 PR inline-asm/28686
14228 * global.c (global_alloc): Add mising initialization of
14231 2007-02-01 Roger Sayle <roger@eyesopen.com>
14233 * alias.c (init_alias_analysis): Correct whitespace.
14234 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14235 partition_hot_cold_basic_blocks): Likewise.
14236 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14237 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14238 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14239 fold_builtin_snprintf_chk, fold_builtin_printf,
14240 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
14241 do_mpfr_arg3, do_mpfr_sincos): Likewise.
14242 * cfgcleanup.c (cleanup_cfg): Likewise.
14243 * cfgexpand.c (tree_expand_cfg): Likewise.
14244 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
14245 * function.c (get_next_funcdef_no): Likewise.
14246 * gengtype.c (main): Likewise.
14247 * genmodes.c (main): Likewise.
14248 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
14249 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
14250 * ifcvt.c (noce_emit_move_insn): Likewise.
14251 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
14253 * stor-layout.c (get_best_mode): Likewise.
14254 * tree-ssa-loop-niter.c (get_val_for): Likewise.
14255 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
14256 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
14257 perform_var_substitution, solve_graph): Likewise.
14258 * tree-vrp.c (vrp_finalize): Likewise.
14260 2007-02-01 Ian Lance Taylor <iant@google.com>
14262 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
14263 high part of a paradoxical subreg, return a constant zero.
14265 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
14267 * toplev.c (lang_dependent_init): Call init_set_costs.
14268 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
14270 2007-02-01 Richard Guenther <rguenther@suse.de>
14272 PR middle-end/30656
14273 * fold-const.c (fold_negate_expr): Allow negating a
14274 constant if overflow does not change.
14276 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14278 * doc/c-tree.texi (Expression trees): Improve markup.
14279 * doc/tm.texi (Register Classes, Addressing Modes)
14280 (Floating Point): Fix spacing after abbreviations. Fix some
14283 2007-02-01 Ben Elliston <bje@au.ibm.com>
14285 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
14286 * doc/contrib.texi: Likewise.
14287 * doc/install.texi: Likewise.
14289 2007-01-31 Richard Henderson <rth@redhat.com>
14290 Ian Lance Taylor <iant@google.com>
14292 * lower-subreg.c: New file.
14293 * rtl.def (CONCATN): Define.
14294 * passes.c (init_optimization_passes): Add pass_lower_subreg and
14295 pass_lower_subreg2.
14296 * emit-rtl.c (update_reg_offset): New static function, broken out
14297 of gen_rtx_REG_offset.
14298 (gen_rtx_REG_offset): Call update_reg_offset.
14299 (gen_reg_rtx_offset): New function.
14300 * regclass.c: Revert patch of 2006-03-05, restoring
14302 (clear_reg_info_regno): New function.
14303 * dwarf2out.c (concatn_loc_descriptor): New static function.
14304 (loc_descriptor): Handle CONCATN.
14305 * common.opt (fsplit_wide_types): New option.
14306 * opts.c (decode_options): Set flag_split_wide_types when
14308 * timevar.def (TV_LOWER_SUBREG): Define.
14309 * rtl.h (gen_reg_rtx_offset): Declare.
14310 (reg_scan_update): Declare.
14311 * regs.h (clear_reg_info_regno): Declare.
14312 * tree-pass.h (pass_lower_subreg): Declare.
14313 (pass_lower_subreg2): Declare.
14314 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
14315 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
14316 -fsplit-wide-types.
14317 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
14318 * Makefile.in (OBJS-common): Add lower-subreg.o.
14319 (lower-subreg.o): New target.
14321 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14323 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
14325 2007-01-31 Anatoly Sokolov <aesok@post.ru>
14328 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
14330 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14332 PR middle-end/29335
14333 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
14335 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
14337 * cfgloop.h: Include vec-prim.h.
14338 (enum li_flags): Remove LI_ONLY_OLD.
14339 (loop_iterator): Changed.
14340 (fel_next, fel_init): Iterate over loop tree.
14341 (FOR_EACH_LOOP_BREAK): New macro.
14342 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
14344 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
14345 * modulo-sched.c (sms_schedule): Ditto.
14346 * tree-vectorizer.c (vectorize_loops): Ditto.
14347 * doc/loop.texi: Update information on loop numbering and behavior of
14348 FOR_EACH_LOOP wrto new loops.
14349 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
14350 add_to_evolution_1): Test nestedness of loops instead of comparing
14352 * tree-chrec.c (chrec_fold_plus_poly_poly,
14353 chrec_fold_multiply_poly_poly, chrec_evaluate,
14354 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
14355 reset_evolution_in_loop): Ditto.
14356 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
14358 2007-01-31 Dirk Mueller <dmueller@suse.de>
14360 * c-common.c (warn_about_parentheses): Separate warning about
14361 un-parenthized sequence of comparison operators from the one
14362 which is supposed to warn about x <= y <= z.
14364 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
14366 * optabs.h (enum optab_index): Add new OTI_isinf.
14367 (isinf_optab): Define corresponding macro.
14368 * optabs.c (init_optabs): Initialize isinf_optab.
14369 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
14371 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
14372 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
14374 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
14375 expand_builtin_interclass_mathfn.
14376 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
14377 * config/i386/i386.md (UNSPEC_FXAM): New constant.
14378 (fxam<mode>2_i387): New insn pattern.
14379 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
14380 built-in functions as x87 inline asm.
14382 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14384 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
14386 2007-01-30 Eric Christopher <echristo@apple.com>
14388 * config.gcc: Add geode.
14390 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
14392 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
14393 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
14394 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
14395 value-prof.c: Fix comment typos.
14397 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14400 * doc/invoke.texi (Wpointer-arith): Document warning.
14402 2007-01-30 Janis Johnson <janis187@us.ibm.com>
14404 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
14405 the list of discrepancies from the draft TR.
14407 2007-01-30 Dirk Mueller <dmueller@suse.de>
14410 * doc/invoke.texi (-Wreturn-type): Update description to
14411 match new behavior.
14413 2007-01-30 Richard Sandiford <richard@codesourcery.com>
14415 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
14417 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
14419 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
14420 to handle optabs that operate on floating point input argument and
14421 output to integer output.
14422 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
14423 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
14424 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
14425 expand_builtin_interclass_mathfn ().
14426 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
14427 (ilogbsi2): Remove.
14428 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
14429 ilogbl built-in functions as x87 intrinsics.
14431 2007-01-30 Richard Guenther <rguenther@suse.de>
14433 PR middle-end/27657
14434 * dwarf2out.c (reference_to_unused): Query varpool if the
14435 variable was output.
14437 2007-01-30 Richard Guenther <rguenther@suse.de>
14439 PR middle-end/30313
14440 * passes.c (execute_one_pass): Reset in_gimple_form to not
14441 confuse non-unit-at-a-time mode.
14443 2007-01-29 Roger Sayle <roger@eyesopen.com>
14444 Richard Guenther <rguenther@suse.de>
14446 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
14447 avoid undefined behaviour on overflow. Use force_fit_type_double
14448 to construct the constant with the specified TREE_OVERFLOW.
14450 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14452 * config/dfp-bit.c: Add parameterized support for fp exceptions.
14453 * config/dfp-bit.h: Ditto.
14455 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14457 * c-decl.c (pop_scope): Replace warnings with call to
14458 warn_for_unused_label.
14459 * c-common.h (warn_for_unused_label): Declare.
14460 * c-common.c (warn_for_unused_label): Define.
14462 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14464 * tree-optimize.c (update_inlined_to_pointers): Delete unused
14467 2007-01-29 Janis Johnson <janis187@us.ibm.com>
14469 * Makefile.in (USER_H): Remove decfloat.h.
14470 * ginclude/decfloat.h: Delete, moving contents to ...
14471 * ginclude/float.h: Add support for decimal floating point,
14472 guarded by __STDC_WANT_DEC_FP__.
14474 2007-01-29 Mike Stump <mrs@apple.com>
14476 * doc/gccint.texi (Top): Rename Loop Representation to Loop
14477 Analysis and Representation to resolve case insensitive conflict.
14478 * doc/loop.texi (Loop Analysis and Representation): Likewise.
14480 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
14482 * tree.h (struct tree_memory_tag): Add aliases member.
14483 (MTAG_ALIASES): New macro.
14484 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
14485 (add_may_alias): Remove pointer-set. Update for may_aliases being
14487 (mark_aliases_call_clobbered): Update for may_aliases being a
14489 (compute_tag_properties): Ditto.
14490 (create_partition_for): Ditto.
14491 (compute_memory_partitions): Ditto.
14492 (dump_may_aliases_for): Ditto.
14493 (is_aliased_with): Ditto.
14494 (add_may_alias_for_new_tag): Ditto.
14495 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
14496 (compute_is_aliased): New function.
14497 (compute_may_aliases): Call compute_is_aliased).
14498 (init_alias_info): Initialize alias_bitmap_obstack.
14499 (union_alias_set_into): New function.
14500 (compute_flow_sensitive_aliasing): Use union_aliases_into.
14501 (have_common_aliases_p): Rewrite to take two bitmaps and use
14503 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
14504 Update for bitmaps.
14505 (finalize_ref_all_pointers): Update for add_may_alias changes.
14506 (new_type_alias): Ditto.
14507 * tree-flow-inline.h (may_aliases): Return a bitmap.
14508 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
14509 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
14510 may_aliases being a bitmap.
14511 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
14512 may_aliases now returns a bitmap.
14513 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
14515 * tree-ssa-operands.c (add_virtual_operand): Update for
14516 may_aliases being a bitmap.
14518 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
14520 PR tree-optimization/30630
14521 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
14522 variable as changed.
14524 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
14527 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
14528 expanded only once even if an error occurs.
14530 2007-01-29 Ben Elliston <bje@au.ibm.com>
14532 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
14533 (__gcov_average_profiler): Likewise.
14534 (__gcov_ior_profiler): Likewise.
14535 (__gcov_merge_ior): Likewise.
14537 2007-01-28 Jan Hubicka <jh@suse.cz>
14539 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
14540 * value-prof.c (stringop_block_profile): Likewise.
14542 2007-01-28 Jan Hubicka <jh@suse.cz>
14544 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
14545 variant handling histograms; add wrapper.
14546 (clear_storage_via_libcall): Export.
14547 (emit_block_move_hints): Break out from ...; add histograms.
14548 (emit_block_move): ... this one.
14549 (clear_storage_hints): Break out from ...; add histograms.
14550 (clear_storage): ... this one.
14551 (set_storage_via_memset): Handle histogram.
14552 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
14553 (clear_storage_hints, clear_storage_via_libcall): Declare.
14554 (set_storage_via_setmem): Update prototype.
14555 * doc/md.texi (movmem, setmem): Document new arguments.
14557 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
14559 (stringop_block_profile): New global function.
14560 (tree_stringops_values_to_profile): Profile block size and alignment.
14561 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
14563 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
14564 (stringop_block_profile): Declare.
14565 * builtins.c: Include value-prof.h.
14566 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
14567 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
14568 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
14569 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
14570 * profile.c (instrument_values): Add new counters.
14571 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
14573 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
14574 (tree_init_edge_profiler): Build new profilers.
14575 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
14576 (pass_tree_profile): Add dump.
14577 (tree_profile_hooks): Update.
14578 * Makefile.in (LIBGCOV): Add new constants.
14579 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
14580 __gcov_ior_profiler): New.
14581 * i386.md (movmem/setmem expanders): Add new optional arguments.
14583 2007-01-28 David Edelsohn <edelsohn@gnu.org>
14585 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
14587 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14589 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
14590 (tree_unswitch_single_loop): Pass eni_size_weights to
14591 tree_num_loop_insns.
14592 * tree-ssa-loop-manip.c: Include tree-inline.h.
14593 (can_unroll_loop_p): Pass eni_size_weights to
14594 tree_num_loop_insns.
14595 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
14596 Pass eni_size_weights to estimate_num_insns.
14597 * tree.h (init_inline_once): Export.
14598 * toplev.c (backend_init): Call init_inline_once.
14599 * cgraphunit.c (cgraph_process_new_functions,
14600 cgraph_analyze_function): Pass eni_inlining_weights to
14601 estimate_num_insns.
14602 * ipa-inline.c (compute_inline_parameters): Ditto.
14603 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
14604 to estimate_num_insns.
14605 (try_unroll_loop_completely): Pass eni_size_weights to
14606 tree_num_loop_insns.
14607 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
14608 ot estimate_num_insns.
14609 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
14610 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
14611 * tree-inline.c (eni_inlining_weights, eni_size_weights,
14612 eni_time_weights): New variables.
14613 (init_inline_once): Initialize them.
14614 (struct eni_data): Mew.
14615 (estimate_num_insns_1, estimate_num_insns): Use weights.
14616 * tree-inline.h (struct eni_weights_d): New.
14617 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
14618 (estimate_num_insns): Declaration changed.
14619 * cfgloop.h (tree_num_loop_insns): Declaration changed.
14620 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
14621 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
14623 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
14625 * tree-data-ref.c (conflict_fn): Assert that the number of affine
14626 relations in the conflict function is valid.
14628 2007-01-27 Ian Lance Taylor <iant@google.com>
14630 * common.opt: Add fstrict-overflow.
14631 * opts.c (decode_options): Set flag_strict_overflow if -O2.
14632 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
14633 (TYPE_OVERFLOW_UNDEFINED): Define.
14634 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
14636 * tree.h (TYPE_TRAP_SIGNED): Don't define.
14637 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
14638 (fold_negate_expr): Likewise.
14639 (make_range): Likewise.
14640 (extract_muldiv_1): Likewise.
14641 (maybe_canonicalize_comparison): Likewise.
14642 (fold_comparison): Likewise.
14643 (fold_binary): Likewise.
14644 (tree_expr_nonnegative_p): Likewise.
14645 (tree_expr_nonzero_p): Likewise.
14646 * tree-vrp.c (compare_values): Likewise.
14647 (extract_range_from_binary_expr): Likewise.
14648 (extract_range_from_unary_expr): Likewise.
14649 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
14651 (nowrap_type_p): Likewise.
14652 * tree-scalar-evolution.c (simple_iv): Likewise.
14653 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
14654 (build_range_check): Likewise.
14655 (extract_muldiv_1): Likewise.
14656 (fold_comparison): Likewise.
14657 * tree-vrp.c (vrp_int_const_binop): Likewise.
14658 (extract_range_from_unary_expr): Likewise.
14659 * convert.c (convert_to_integer): Likewise.
14660 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
14661 (fold_comparison): Likewise.
14662 (fold_binary): Likewise.
14663 * optabs.c (optab_for_tree_code): Likewise.
14664 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
14665 * simplify-rtx.c (simplify_const_relational_operation): Check
14666 flag_strict_overflow and flag_trapv.
14667 (simplify_const_relational_operation): Likewise.
14668 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
14669 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
14672 2007-01-27 Roger Sayle <roger@eyesopen.com>
14674 * tree.c (tree_fold_gcd): Delete.
14675 * tree.h (tree_fold_gcd): Remove prototype.
14676 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
14677 test whether one constant integer is a multiple of another. Instead
14678 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
14679 * fold-const.c (multiple_of_p): We've determined both TOP and
14680 BOTTOM are integer constants so we can call int_const_binop directly
14681 instead of the more generic const_binop.
14683 2007-01-27 Roger Sayle <roger@eyesopen.com>
14685 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
14686 1*X check that the constant hasn't overflowed, to preserve the
14688 (round_up): Provide an efficient implementation when rouding-up an
14689 INTEGER_CST to a power-of-two.
14691 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14693 * doc/sourcebuild.texi: Add comma for clarity.
14694 * doc/extend.texi: Fix some typos.
14695 * doc/passes.texi: Likewise.
14696 * doc/cppinternals.texi: Likewise.
14697 * doc/c-tree.texi: Likewise.
14698 * doc/tree-ssa.texi: Likewise.
14699 * doc/install.texi: Likewise.
14701 2007-01-27 Jan Hubicka <jh@suse.cz>
14703 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
14704 (pass_sra): Do not require alias information.
14705 * passes.c (init_optimization_passes): Add SRA
14707 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
14709 * tracer.c (rest_of_handle_tracer): We already cleaned
14710 up the CFG in tracer() so don't do it here again.
14711 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
14712 cleanup_cfg here, either. And don't call renumber_insns.
14714 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
14715 and BB_HEAD are in the insn stream here. Instead make sure
14716 that BB_INSN is valid on all insns. Also, do check here that
14717 there are no pending branch predictions...
14718 (rtl_verify_flow_info): ...instead of doing it here. Checks
14719 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
14722 2007-01-26 Roger Sayle <roger@eyesopen.com>
14724 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
14725 function to simplify/factorize operand order canonicalization.
14726 (ix86_fixup_binary_operands): Reorganize using the above function.
14727 (ix86_binary_operator_ok): Likewise.
14729 2007-01-27 Jakub Jelinek <jakub@redhat.com>
14731 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
14732 file scope from optimize_attrs.
14733 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
14735 (optimize_attrs): Clear insn_code_values after freeing it.
14737 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14739 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
14740 a parts.base assignment.
14742 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
14744 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
14745 (compute_subscript_distance, initialize_data_dependence_relation,
14746 finalize_ddr_dependent, analyze_ziv_subscript,
14747 analyze_siv_subscript_cst_affine,
14748 compute_overlap_steps_for_affine_univar,
14749 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14750 analyze_siv_subscript, analyze_miv_subscript,
14751 analyze_overlapping_iterations, subscript_dependence_tester_1,
14752 compute_self_dependence, free_dependence_relation): Work
14753 with affine_fn instead of chrecs.
14754 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
14755 common_affine_function, affine_function_base,
14756 affine_function_constant_p, affine_fn_op, affine_fn_plus,
14757 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
14758 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
14759 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
14760 (all_chrecs_equal_p): Removed.
14761 * tree-data-ref.h (affine_fn, conflict_function): New types.
14762 (struct subscript): Change type of conflicting_iterations_in_a
14763 and conflicting_iterations_in_b.
14765 2007-01-26 Steve Ellcey <sje@cup.hp.com>
14768 * config/pa/pa.h (TARGET_HPUX_11): New.
14769 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
14770 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
14772 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
14773 Richard Guenther <rguenther@suse.de>
14775 * tree-ssa-structalias.c (solve_graph): Handle case
14776 we merged the variable to another.
14778 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14780 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
14783 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
14784 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
14786 2007-01-25 DJ Delorie <dj@redhat.com>
14788 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
14789 allow changes to modes which don't fit in those registers.
14791 * reload1.c (choose_reload_regs): Check for invalid subregs before
14792 computing their locations, not after.
14794 2007-01-25 Geoffrey Keating <geoffk@apple.com>
14797 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
14798 save Altivec registers in an eh_return function.
14799 (compute_vrsave_mask): Likewise.
14800 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
14801 for saving Altivec registers.
14802 (rs6000_emit_prologue): Don't allocate stack twice in
14803 eh_return function. Correct expected value of altivec_save_offset
14804 when using save_world. Describe save of R0 to stack when using
14805 save_world. Describe stack pointer adjustment when using
14806 save_world. Remove duplicated eh_return parameter register saving.
14807 Update sp_offset variable after save_world.
14808 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
14810 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
14811 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
14814 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14816 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
14818 2007-01-25 Steve Ellcey <sje@cup.hp.com>
14821 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
14822 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
14824 2007-01-25 Richard Guenther <rguenther@suse.de>
14826 * doc/invoke.texi (-Wcoverage-mismatch): Document.
14827 * common.opt (-Wcoverage-mismatch): New warning option.
14828 * coverage.c (get_coverage_counts): Ignore coverage mismatch
14829 if -Wcoverage-mismatch is given.
14831 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
14833 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
14834 (ipcp_driver): Change to static definition.
14835 Add dumping of the ifunctions.
14836 (constant_val_insert): Remove unused parameter. Support for SSA.
14837 (ipcp_propagate_const): Support for SSA.
14838 (ipcp_profile_bb_print): Print only analyzed nodes.
14839 (ipcp_replace_map_create): Remove support for Fortran constant
14841 * ipa-prop.c (ipa_method_modify_stmt,
14842 ipa_callsite_compute_param): Support for SSA.
14843 * ipa-prop.h (ipcp_driver): Remove declaration.
14844 (IS_VALID_TREE_MAP_INDEX): Add define.
14846 2007-01-24 Geoffrey Keating <geoffk@apple.com>
14848 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
14850 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14852 PR middle-end/30447
14853 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
14854 constant argument to cabs and do it without checking for
14855 -funsafe-math-optimizations.
14857 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
14859 * c-common.h (RID_FIRST_CXX0X): New.
14860 (RID_LAST_CXX0X): New.
14861 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
14863 * c.opt (Wc++0x-compat): New.
14864 * doc/invoke.texi (-Wc++0x-compat): Document.
14866 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14868 * builtins.c (fold_builtin_carg): New.
14869 (fold_builtin_1): Use it.
14871 2007-01-24 Jan Hubicka <jh@suse.cz>
14873 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
14875 * ipa-inline.c (initial_insns, max_insns): Delete.
14876 (compute_max_insns): New function.
14877 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
14878 of insns as base for code growth.
14879 (cgraph_decide_inlining): Make initial_insns local; do not compute
14881 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
14882 * doc/invoke.texi (inline-unit-growth): Update docs.
14884 2007-01-24 Jakub Jelinek <jakub@redhat.com>
14886 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
14887 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
14888 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
14889 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
14890 for CPUs that have PTA_CX16 set.
14892 PR middle-end/27416
14893 * gimplify.c (omp_check_private): New function.
14894 (gimplify_scan_omp_clauses): Use it for
14895 firstprivate/lastprivate/reduction.
14897 PR middle-end/30494
14898 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
14899 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
14901 PR middle-end/30421
14902 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
14903 If lower_lastprivate_clauses emits some statements, append them
14904 to dlist rather than body_p and to body_p append an initializer.
14905 (lower_omp_for): Adjust caller.
14907 2007-01-24 Steve Ellcey <sje@cup.hp.com>
14909 * target.h (globalize_decl_name): New.
14910 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14911 * output.h (default_globalize_decl_name): New.
14912 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
14914 (globalize_decl): Ditto.
14915 (default_globalize_decl_name): New.
14916 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
14917 (ia64_handle_version_id_attribute): New.
14918 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
14919 (ia64_asm_output_external): Use globalize_decl_name instead
14920 of globalize_label.
14921 * doc/extend.texi (version_id): New pragma.
14922 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
14924 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14926 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
14927 _uleb128_t and _Unwind_SWord with _sleb128_t.
14928 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
14929 uw_frame_state_for, uw_update_context_1): Likewise.
14930 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
14931 * unwind-pe.h (read_uleb128, read_sleb128,
14932 read_encoded_value_with_base): Likewise.
14933 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
14935 2007-01-24 Richard Guenther <rguenther@suse.de>
14937 * builtins.c (expand_builtin_cexpi): Get the fndecl
14938 for cexp in the correct way.
14940 2007-01-24 Jan Hubicka <jh@suse.cz>
14942 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
14944 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
14946 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
14947 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
14948 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
14949 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
14950 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
14951 __SIZEOF_PTRDIFF_T__.
14952 * doc/cpp.texi: Documentation for the new builtin macros added.
14954 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
14957 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
14958 instead of operands[2] to avoid access past the end of array.
14960 2007-01-24 Richard Sandiford <richard@codesourcery.com>
14962 * reload1.c (emit_reload_insns): Pass the reload register
14963 for a non-spill output reload through forget_old_reloads_1.
14965 2007-01-23 Joseph Myers <joseph@codesourcery.com>
14967 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
14968 _SOFT_DOUBLE if doubles use software floating-point.
14969 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
14970 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14971 * config/rs6000/darwin-ldouble.c: Also compile functions for
14972 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
14973 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
14974 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
14975 commented-out long double override.
14976 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
14977 * config/rs6000/eabispe.h: Likewise.
14978 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
14979 long double for non-SPE.
14980 (rs6000_handle_option): Likewise.
14981 (invalid_e500_subreg): Disallow more subregs involding DImode,
14982 DFmode, TImode or TFmode.
14983 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
14985 (legitimate_lo_sum_address_p): Also check for TFmode for E500
14987 (rs6000_legitimize_address): Also handle TFmode for E500 double.
14988 (rs6000_legitimize_reload_address): Also handle TFmode for E500
14990 (rs6000_legitimate_address): Also check for TFmode for E500
14992 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
14993 (spe_build_register_parallel): Handle TFmode and TCmode.
14994 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
14996 (function_arg): Handle TFmode and TCmode for E500 double.
14997 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
14999 (print_operand): Handle TFmode and TImode for %y.
15000 (rs6000_generate_compare): Handle TFmode comparisons for E500
15002 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15003 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15004 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15005 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15006 TFmode for E500 double.
15007 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15008 (floatsidf2): Enable for E500 double.
15009 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15010 (extenddftf2): Change to extenddftf2_fprs.
15011 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15012 depending on TARGET_E500_DOUBLE.
15013 (extendsftf2): Enable for E500 double.
15014 (trunctfdf2): Enable for E500 double.
15015 (trunctfsf2): Change to trunctfsf2_fprs.
15016 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15017 depending on TARGET_E500_DOUBLE.
15018 (floatsitf2): Enable for E500 double.
15019 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15020 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15021 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15022 (negtf2): Change to negtf2_internal.
15023 (negtf2): New expander.
15024 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15025 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15026 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15027 (movdi_internal32): Use rs6000_nonimmediate_operand.
15028 (unnamed splitter): Likewise.
15029 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15030 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15031 (SPE64TF, DITI): New mode macros.
15032 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15035 (frob_<mode>_di_2): New.
15036 (frob_tf_di_8_2): New.
15037 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15039 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15041 (frob_ti_<mode>_8_2): New.
15042 (frob_ti_tf_2): New.
15043 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15044 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15046 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15047 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15048 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15049 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15050 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15051 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15054 2007-01-23 Ian Lance Taylor <iant@google.com>
15056 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15058 (OBJS-archive): Reformat, alphabetize.
15059 (OBJS): Change out_object_file to OBJS-md.
15061 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15063 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15064 JUMP_P and CALL_P predicates where applicable.
15065 * config/i386/i386.c: Ditto.
15066 * config/i386/i386.md: Ditto.
15067 * config/i386/mmx.md: Ditto.
15068 * config/i386/predicates.md: Ditto.
15070 2007-01-22 Andreas Schwab <schwab@suse.de>
15072 * config/m68k/m68k.h: Fix comment.
15074 2007-01-22 Jan Hubicka <jh@suse.cz>
15076 * passes.c (init_optimization_passes): Do not rerun
15077 pass_early_warn_uninitialized.
15079 2007-01-22 Richard Guenther <rguenther@suse.de>
15081 PR tree-optimization/30038
15082 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15084 (execute_cse_sincos_1): Likewise.
15085 (execute_cse_sincos): Likewise.
15086 (gate_cse_sincos): Likewise.
15087 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15088 the cexpi() canonicalization of sincos().
15089 * tree-pass.h (pass_cse_sincos): Declare.
15090 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15092 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15094 PR rtl-optimization/29329
15095 * combine.c (replaced_rhs_insn): Rename to i2mod.
15096 (replaced_rhs_value): Rename to i2mod_new_rhs.
15097 (i2mod_old_rhs): New global variable.
15098 (combine_instructions): Adjust for above change. Save a copy of
15099 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15100 note are substituted in the second instruction.
15101 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15102 ditch the note if it pertains to the second eliminated register
15103 and this register is mentioned in i2mod_old_rhs.
15106 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15108 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15109 the insn to which the note was originally attached.
15111 2007-01-21 Jan Hubicka <jh@suse.cz>
15113 * ipa-inline.c (inlining_mode): Comment, move up.
15114 (cgraph_decide_inlining_incrementally): Do not perform inlining
15115 itself; fix handling of flattening of self recursive functions.
15116 (cgraph_find_cycles): Remove.
15117 (cgraph_flatten_node): Remove.
15118 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15119 (try_inline): New function.
15120 (cgraph_early_inlining): Update call of
15121 cgraph_decide_inlining_incrementally. Apply inlining here.
15122 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15124 2007-01-21 Dirk Mueller <dmueller@suse.de>
15127 * tree-vrp.c (check_array_bounds): do not warn
15128 about ADDR_EXPR's of ARRAY_REF's which are immediately
15129 used in binary expressions.
15131 2007-01-21 Ira Rosen <irar@il.ibm.com>
15133 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15134 read_write_dep and macros for its access.
15135 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15136 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15137 argument, call vect_check_interleaving for every independent pair of
15138 data-refs. Mark loads that access the same memory location as a store
15140 (vect_check_dependences): Remove.
15141 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15142 call, fix the call to vect_analyze_data_ref_dependence.
15143 (vect_analyze_data_ref_access): For statements that access the same
15144 data-ref, check that they are not stores; for loads, check that there
15145 is no store that access the same location.
15147 2007-01-20 Roger Sayle <roger@eyesopen.com>
15148 Joseph Myers <joseph@codesourcery.com>
15150 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15151 (-fdump-rtl-stack): Likewise.
15152 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15153 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15154 (-mpt-fixed): Use @minus{} for minus sign.
15155 (Using Precompiled Headers): Fix under/overfull hbox.
15157 2007-01-20 Jan Hubicka <jh@suse.cz>
15159 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15160 place within annotation.
15162 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15164 * pa.c (output_move_double): Change array size of xoperands to 4.
15166 2007-01-20 Jan Hubicka <jh@suse.cz>
15168 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15171 2007-01-19 Ian Lance Taylor <iant@google.com>
15173 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15174 constant to unsigned HOST_WIDE_INT before negating.
15176 2007-01-19 Ian Lance Taylor <iant@google.com>
15178 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15180 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15181 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15182 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15183 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15184 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15185 (realloc_vdef, realloc_vuse): Change second parameter to
15187 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15188 fields to unsigned.
15189 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15190 unsigned. Change x and lim locals to unsigned.
15191 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15193 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15194 (copy_virtual_operands): Change i and n locals to unsigned.
15196 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15198 PR middle-end/29335
15199 * builtins.c (fold_builtin_1): Handle builtin fdim.
15201 2007-01-20 Jan Hubicka <jh@suse.cz>
15203 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15204 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15205 init_alias_heapvars.
15206 (init_alias_heapvars): Initialize only when not already initialized.
15207 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15209 2007-01-19 Roger Sayle <roger@eyesopen.com>
15211 * common.opt (fsigned-zeros): New command line option.
15212 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15213 of flag_unsafe_math_optimizations.
15214 * opts.c (set_fast_math_flags): The -ffast-math command line option
15215 implies -fno-signed-zeros.
15216 (fast_math_flags_set_p): Likewise.
15218 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15219 the documentation of -ffast-math appropriately. Wrap long lines.
15221 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15223 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15224 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15226 2007-01-19 Tomas Bily <tbily@suse.cz>
15228 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15230 (tree_init_ic_make_global_vars): New function
15231 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15232 (tree_gen_ic_profiler): New function
15233 (tree_gen_ic_func_profiler): New function
15234 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15235 (tree_profile_hooks): Added hook for indirec/virtual calls
15236 * value-prof.c (tree_find_values_to_profile): New case for
15238 (tree_values_to_profile): Call for determining indirect/virtual
15240 (tree_indirect_call_to_profile): New function
15241 (tree_ic_transform): New function
15242 (tree_ic): New function
15243 (find_func_by_pid): New function
15244 (init_pid_map): New function
15245 (tree_value_profile_transformations): Added check for
15246 indirect/virtual call transformation
15247 * value-prof.h (enum hist_type): New counter type for
15248 indirect/virtual calls
15249 (profile_hooks): Added new hook for profiling indirect/virtual
15251 * profile.c (instrument_values): New case for indirect/virtual
15253 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
15254 (GCOV_COUNTER_V_INDIR): New counter type
15255 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
15256 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
15258 * cgraph.c: Definition of cgraph_max_pid
15259 (cgraph_create_node): Default init of pid attribute
15260 * cgraph.h: Declaration of cgraph_max_pid
15261 (struct cgraph_node): Added pid attribute
15262 * libgcov.c (__gcov_indirect_call_profiler): New function
15263 (__gcov_one_value_profiler_body): New function
15264 (__gcov_one_value_profiler): Body was moved to
15265 __gcov_one_value_profiler_body and calls it
15267 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
15269 * doc/gty.texi (Options): Document the mark_hook option to GTY.
15270 * gengtype.c (write_types_data, write_func_for_structure,
15271 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
15272 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
15273 (walk_type, write_func_for_structure): Generate the mark_hook if
15276 2007-01-19 Jan Hubicka <jh@suse.cz>
15278 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
15279 'early' argument take inlining mode argument specifying whether to
15280 inline for size/speeed or all functions; add support for flattening;
15282 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
15284 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15287 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
15288 the name of the declared identifier.
15290 2007-01-19 Dirk Mueller <dmueller@suse.de>
15292 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
15293 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
15294 duplicate evaluation.
15296 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15298 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
15299 Macroize expander using X87MODEF12 mode macro. Extend operand 1
15300 to XFMode, use acosxf2 and truncate result to requested mode.
15301 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
15302 (asin<mode>2): Similarly, with asin expanders.
15303 (*fscalexf4_i387): Rename from *fscalexf4.
15304 (expNcorexf3): New expander.
15305 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
15306 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
15307 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
15308 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
15309 patterns for SSE math.
15310 (exp10<mode>2): Similarly, with exp10 expanders.
15311 (exp2<mode>2): Similarly, with exp2 expanders.
15312 (expm1<mode>2): Similarly, with expm1 expanders.
15313 (ldexp<mode>3): Similarly, with ldexp expanders.
15314 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
15315 Use gen_truncxf<mode>2_i387_noop to truncate result.
15317 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15319 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
15320 for ColdFire targets.
15322 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
15323 Richard Sandiford <richard@codesourcery.com>
15325 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
15326 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
15327 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
15328 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
15329 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15330 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
15332 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15334 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
15335 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
15336 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
15337 (*adddi_dilshr32_cf): New pattern.
15338 (adddi3, subdi3): Remove first alternatives.
15340 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15342 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
15343 implemented using move.l, do not use its cc result for floating-point
15346 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15348 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
15349 from accepting 's' constraints if flag_pic.
15351 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15353 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
15354 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
15355 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
15356 condition from TARGET_68881 to TARGET_HARD_FLOAT.
15358 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
15360 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
15361 ColdFire alternatives.
15362 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
15363 * config/m68k/m68k.md (clzsi2): Define for ColdFire
15364 architectures that support ff1 instruction.
15366 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15367 Julian Brown <julian@codesourcery.com>
15369 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
15370 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
15371 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
15374 2007-01-19 Richard Sandiford <richard@codesourcery.com>
15376 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
15378 (output_move_const_into_data_reg, output_move_simode_const): Delete.
15379 * config/m68k/m68k.c (const_method, const_int_cost): Take a
15380 HOST_WIDE_INT instead of an rtx.
15381 (m68k_rtx_costs): Update call accordingly.
15382 (output_move_const_into_data_reg): Likewise. Fix formatting.
15383 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
15385 (output_move_simode_const): Update calls after above changes.
15386 Rework to use automatic variables and predicates like MEM_P.
15387 * config/m68k/m68k.md (pushexthisi_const): Update call to
15390 2007-01-19 Dirk Mueller <dmueller@suse.de>
15392 * tree-ssa-alias.c (perform_var_substitution): Fix typo
15393 in dump_flags test.
15395 2007-01-19 Richard Guenther <rguenther@suse.de>
15397 * builtins.c (expand_builtin_cexpi): Fall back to expanding
15398 via cexp in case sincos is not available.
15400 2007-01-19 Richard Guenther <rguenther@suse.de>
15402 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
15403 * defaults.h (TARGET_HAS_SINCOS): Default to off.
15404 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
15405 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
15406 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
15407 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
15408 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
15409 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
15411 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
15413 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
15415 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
15416 (atan2xf3): Directly generate RTL pattern.
15417 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
15418 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15419 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15420 disable patterns for SSE math.
15421 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
15422 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
15423 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15424 disable patterns for SSE math.
15426 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
15428 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
15430 2007-01-18 Roger Sayle <roger@eyesopen.com>
15432 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
15433 VIEW_CONVERT_EXPR to the same type as it's operand.
15435 2007-01-18 David Edelsohn <edelsohn@gnu.org>
15437 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
15438 configured for long double 128.
15440 2007-01-18 Mike Stump <mrs@apple.com>
15442 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
15445 2007-01-18 Michael Meissner <michael.meissner@amd.com>
15447 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
15450 2007-01-18 Jan Hubicka <jh@suse.cz>
15452 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
15453 greater than NUM_VOP_FREE_BUCKETS.
15455 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
15457 * tree-ssa-structalias.c: Update comments.
15458 (ptabitmap_obstack): Removed.
15459 (pta_obstack): New.
15460 (oldpta_obstack): Ditto.
15461 (stats): Add a few members.
15462 (struct variable_info): Remove node, complex, address_taken, and
15463 indirect_target members. Add oldsolution member.
15464 (new_var_info): Do not initialize removed members.
15465 (constraint_expr_type): Remove INCLUDES.
15466 (constraint_graph): Add size, implicit_preds, rep,
15467 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
15468 (FIRST_REF_NODE): New macro.
15469 (LAST_REF_NODE): Ditto.
15470 (FIRST_ADDR_NODE): Ditto.
15471 (find): New function.
15473 (dump_constraint): Do not handle INCLUDES.
15474 (insert_into_complex): Do not insert duplicate constraints.
15475 (condense_varmap_nodes): Renamed and rewritten into ...
15476 (merge_node_constraints): This. Also fix bug in handling of
15477 offseted copy constraints.
15478 (clear_edges_for_node): No longer need to deal with preds at all,
15479 or removing associated preds/succs.
15480 (merge_graph_nodes): Deal with indirect_cycles.
15481 Don't deal with predecessors.
15482 (add_implicit_graph_edge): New function.
15483 (add_pred_graph_edge): Ditto.
15484 (add_graph_edge): Don't deal with predecessors.
15485 (build_constraint_graph): Removed.
15486 (build_pred_graph): New function.
15487 (build_succ_graph): Ditto.
15488 (struct scc_info): Removed in_component. Added roots, dfs, and
15489 node_mapping. Remove visited_index, unification_queue.
15490 (scc_visit): Deal with union-find we do now.
15491 Deal with cycles with REF nodes.
15492 (collapse_nodes): Renamed and rewritten to ...
15493 (unify_nodes): This.
15494 (process_unification_queue): Removed.
15495 (topo_visit): Cleanup
15496 (do_da_constraint): Use find.
15497 (do_sd_constraint): Ditto.
15498 (do_ds_constraint): Ditto.
15499 (do_complex_constraint): Ditto.
15500 (init_scc_info): Update for removed and added members.
15501 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
15502 (find_indirect_cycles): This.
15503 (equivalence_class): New variable.
15504 (label_visit): New function.
15505 (perform_variable_substitution): Rewritten.
15506 (free_var_substitution_info): New function.
15507 (find_equivalent_node): Ditto.
15508 (move_complex_constraints): Ditto.
15509 (eliminate_indirect_cycles): Ditto.
15510 (solve_graph): Only propagate changed bits.
15511 Use indirect cycle elimination.
15513 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
15514 (tree_id_eq): Renamed to ...
15515 (tree_vi_eq): This. Update for member change
15516 (insert_id_for_tree): Renamed and rewritten to ...
15517 (insert_vi_for_tree): This.
15518 (lookup_id_for_tree): Renamed and rewritten to ...
15519 (lookup_vi_for_tree): This.
15520 (get_id_for_tree): Renamed and rewritten to ...
15521 (get_vi_for_tree): Ditto.
15522 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
15523 (process_constraint): Don't handle INCLUDES.
15524 Remove special ADDRESSOF case.
15525 (find_func_aliases): Rewrite to use vi functions instead of id
15527 (create_function_info_for): Ditto.
15528 (create_variable_info_for): Ditto.
15529 (intra_create_variable_infos): Ditto.
15530 (merge_smts_into): Ditto.
15531 (find_what_p_points_to): Ditto.
15532 (init_base_vars): Ditto.
15533 (init_alias_vars): Ditto.
15534 (remove_preds_and_fake_succs): New function.
15535 (dump_sa_points_to_info): Dump new stats.
15536 (dump_solution_for_var): Use find.
15537 (set_used_smts): Fix formatting.
15538 (compute_points_to_sets): Updated for new functions.
15539 (ipa_pta_execute): Ditto.
15541 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15542 Richard Sandiford <richard@codesourcery.com>
15544 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
15546 * calls.c (expand_call): If the return value is a PARALLEL,
15547 extract its first member.
15548 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
15549 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15550 use FUNCTION_EXTRA_EPILOGUE.
15551 (m68k_function_value): Return a PARALLEL if the return value
15552 is of a pointer type.
15553 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
15554 (FUNCTION_EXTRA_EPILOGUE): Remove.
15555 * config/m68k/m68k.md (D0_REG): New constant.
15557 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15559 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
15560 output a NOP for empty epilogues.
15562 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15564 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
15565 before function. Extend register save check to include all
15566 registers, not just integer ones.
15568 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15570 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
15571 (m68k_use_return_insn): ...this.
15572 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
15573 * config/m68k/m68k.c (use_return_insn): Rename to...
15574 (m68k_use_return_insn): ...this.
15575 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
15576 of USE_RETURN_INSN.
15578 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15580 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
15581 nearest even, fix denormal rounding overflow.
15583 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15585 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
15586 f%$smove and f%$move.
15587 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
15588 (extendsfdf2_cf): Use fdmove instead of f%&move.
15589 (truncdfsf2_cf): Use fsmove instead of f%$smove.
15590 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
15592 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15594 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
15597 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15599 * real.h (real_format): Add a canonical_nan_lsbs_set field.
15600 (coldfire_single_format): Declare.
15601 (coldfire_double_format): Likewise.
15602 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
15603 of qnan_msb_set to determine the lower bits of a canonical
15605 (encode_ieee_double): Likewise.
15606 (encode_ieee_quad): Likewise.
15607 (ieee_single_format): Initialize canonical_nan_lsbs_set.
15608 (mips_single_format): Likewise.
15609 (ieee_double_format): Likewise.
15610 (mips_double_format): Likewise.
15611 (ieee_extended_motorola_format): Likewise.
15612 (ieee_extended_intel_96_format): Likewise.
15613 (ieee_extended_intel_128_format): Likewise.
15614 (ieee_extended_intel_96_round_53_format): Likewise.
15615 (ibm_extended_format): Likewise.
15616 (mips_extended_format): Likewise.
15617 (ieee_quad_format): Likewise.
15618 (mips_quad_format): Likewise.
15619 (vax_f_format): Likewise.
15620 (vax_d_format): Likewise.
15621 (vax_g_format): Likewise.
15622 (i370_single_format): Likewise.
15623 (i370_double_format): Likewise.
15624 (decimal_single_format): Likewise.
15625 (decimal_double_format): Likewise.
15626 (decimal_quad_format): Likewise.
15627 (c4x_single_format): Likewise.
15628 (c4x_extended_format): Likewise.
15629 (real_internal_format): Likewise.
15630 (coldfire_single_format): New real_format.
15631 (coldfire_double_format): Likewise.
15632 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
15633 canonical_nan_lsbs_set.
15634 (pdp11_d_format): Likewise.
15635 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
15636 if TARGET_COLDFIRE_CPU.
15638 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15640 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
15641 (output_call, m68k_legitimize_call_address): Declare.
15642 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
15643 parenthesees. Add support for a 'W' constraint.
15644 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
15645 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
15646 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
15647 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
15649 (override_options): Initialize them. Do not set flag_no_function_cse
15650 for TARGET_ID_SHARED_LIBRARY.
15651 (m68k_output_pic_call): Delete.
15652 (m68k_legitimize_call_address): New function.
15653 (print_operand): Remove the %o prefix. Handle the %p prefix.
15654 (output_call): New function.
15655 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
15656 target address from the GOT if symbolic jumps are not allowed.
15657 * config/m68k/m68k.md (call, general_operand): Do not set
15658 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
15659 Merge separate flag_pic and !flag_pic define_insns into...
15660 (*call, *call_value): ...these new patterns. Match the address
15661 rather than the containing MEM and require it to be a call_operand.
15662 Use output_call to generate the asm template.
15663 * config/m68k/predicates.md (const_call_operand): New predicate.
15664 (call_operand): Likewise.
15666 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15668 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
15669 (STACK_GROWS_DOWNWARD): Define to 1.
15670 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
15671 comments, emphasizing that these values are only defaults.
15672 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
15673 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
15675 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15677 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
15679 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
15680 Richard Sandiford <richard@codesourcery.com>
15682 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
15683 (FP_REGNO_P): New macros.
15684 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
15685 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
15686 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
15687 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
15689 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15691 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15692 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
15694 * config/m68k/t-floatlib: New file, extracting common code from...
15695 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
15696 * config/m68k/t-uclinux: Here.
15697 * config/m68k/fpgnulib.c: Do not compile extendeed precision
15698 routines on ColdFire targets.
15700 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
15702 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
15703 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
15704 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
15705 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
15706 explicitly set MOTOROLA to 1.
15707 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
15709 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15710 Nathan Sidwell <nathan@codesourcery.com>
15712 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
15713 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
15714 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
15715 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
15716 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
15717 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
15718 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
15719 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
15720 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
15721 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15722 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
15723 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
15724 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
15725 (DBX_REGISTER_NUMBER): Delete.
15726 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
15727 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
15728 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
15730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15732 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
15733 * config/flat.h: New file.
15734 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
15735 OBJECT_FORMAT_FLAT.
15736 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
15737 indirect references for -msep-data or -mid-shared-library.
15738 Do not use PC-relative code addresses either.
15739 * config/m68k/m68k.c (override_options): Restrict -fPIC error
15741 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
15742 for shared libraries and crt1.o for executables. Use crti.o and
15744 (ENDFILE_SPEC): Use crtend.o and crtn.o.
15745 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
15746 Do not add -elf2flt or -shared-lib-id options here.
15747 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
15748 Pass -shared-lib-id if -mid-shared-library, taking the library
15749 identifier from -mshared-library-id if given, otherwise
15751 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
15752 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
15753 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
15754 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
15755 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
15756 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
15758 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
15759 jump sequence for ISA A and ISA A+.
15760 (PICJUMP): Likewise.
15762 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15764 * config.gcc (m68k-*-uclinux*): Base the port on the common
15765 and m68k GNU/Linux files rather than on the generic ELF ones.
15766 * config/m68k/uclinux.h (TARGET_VERSION): Override.
15767 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15769 2007-01-18 Julian Brown <julian@codesourcery.com>
15770 Richard Sandiford <richard@codesourcery.com>
15772 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
15773 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15774 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
15776 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
15777 80 unconditionally.
15778 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
15780 2007-01-18 Richard Sandiford <richard@codesourcery.com>
15782 * doc/install.texi: Document m68k-uclinuxoldabi.
15783 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
15784 * config/m68k/uclinux-oldabi.h: New file, copied from
15785 config/m68k/uclinux.h.
15787 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
15789 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
15790 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
15791 (m32r_compute_frame_size): Use unsigned for regno.
15792 (m32r_reload_lr): Use gen_frame_mem.
15794 (m32r_output_function_epilogue): Don't output the function epilogue
15796 (m32r_expand_epilogue): New.
15797 (direct_return): Return false if the function has the interrupt
15799 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
15800 * config/m32r/m32r.md (epilogue): New expander.
15801 (return_lr, return_rte): New insns.
15802 (return): Make it expander.
15803 (return_normal): New expander.
15805 2007-01-18 Josh Conner <jconner@apple.com>
15808 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
15809 support for UNLE, UNLT, UNGE, and UNGT.
15811 2007-01-18 Jan Hubicka <jh@suse.cz>
15813 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
15814 * tree-tailcall (add_virtual_phis): Likewise.
15815 (optimize_tail_call): Return TODOs.
15816 (execute_tail_calls): Return TODOs.
15817 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
15818 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
15820 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15821 Cleanup cfg using TODO.
15822 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
15823 * passes.c (execute_function_todo): When cleanup did something, remove
15825 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
15826 (make_edges): Don't cleanup_cfg.
15828 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
15830 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
15831 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
15832 operate on the top of stack.
15833 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
15834 register handling of instructions that output to the second
15836 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
15837 (move_for_stack_reg): Special-case check for dead destination
15838 stack slot for constant load of 1.0 inside UNSPEC_TAN.
15840 * config/i386/i386.md (UNSPEC_TAN): New constant.
15841 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
15842 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
15843 to correctly model move of constant 1.0 to top stack slot.
15844 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
15845 (unnamed peephole2 pattern): Remove corresponding peephole2
15846 pattern that optimizes tan insn and loading of constant 1.0.
15847 (tanxf2): Use fptanxf4_i387.
15848 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
15849 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
15850 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
15851 disable patterns for SSE math.
15852 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
15853 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
15855 2007-01-18 Dirk Mueller <dmueller@suse.de>
15856 Richard Guenther <rguenther@suse.de>
15859 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
15860 * common.opt (Warray-bounds): Add new warning option.
15861 * c-opts.c (c_common_handle_option): Define -Warray-bounds
15863 * Makefile.in: make tree-vrp.o depend on toplev.h
15864 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
15866 (check_array_refs, check_array_bounds, check_array_ref): New.
15868 2007-01-18 Jan Hubicka <jh@suse.cz>
15870 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
15871 (execute_ssa_ccp): Return flags conditionally.
15872 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
15874 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
15876 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
15878 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
15879 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
15881 * Makefile.c (GTFILES): Add cfglayout.h.
15882 * gengtype.c (open_base_files): Likewise.
15883 * cfglayout.c (cfg_layout_function_footer,
15884 cfg_layout_function_header) Reindent to make gengtype happy.
15885 * cfglayout.h (cfg_layout_function_footer,
15886 cfg_layout_function_header): Add GTY(()) marker.
15888 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
15890 2007-01-18 Ben Elliston <bje@au.ibm.com>
15892 * genautomata.c (write_automata): Include xstrerror output in the
15893 error message if writing the DFA description file fails.
15895 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
15897 * config/mips/mips-protos.h (mips_output_external): Make it
15899 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
15900 * config/mips/mips.c (irix_output_external_libcall): Likewise.
15901 (extern_list): Likewise.
15902 (extern_head): Likewise.
15903 (TARGET_ASM_FILE_END): Likewise.
15904 (mips_file_end): Likewise.
15905 (mips_output_external): Rewritten.
15907 2007-01-18 Ben Elliston <bje@au.ibm.com>
15909 * genpreds.c (write_insn_preds_c): Only write out the function
15910 body for regclass_for_constraint if we have register constraints.
15912 2007-01-17 Tom Tromey <tromey@redhat.com>
15914 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
15915 * doc/install.texi (Testing): Use sourceware.org.
15916 (Binaries): Likewise.
15917 (Specific): Likewise.
15918 * doc/contrib.texi (Contributors): Use sourceware.org.
15920 2007-01-17 Anatoly Sokolov <aesok@post.ru>
15922 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
15923 (AVR_ENHANCED): Rename to ...
15924 (AVR_HAVE_MUL): ... new.
15925 (avr_enhanced_p): Rename to ...
15926 (avr_have_mul_p): ... new.
15927 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
15928 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
15929 * config/avr/avr.c (avr_enhanced_p): Rename to ...
15930 (avr_have_mul_p): ... new.
15931 (base_arch_s): Rename 'enhanced' to 'have_mul'.
15932 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
15933 'avr_enhanced_p' and 'enhanced'.
15934 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
15935 AVR_HAVE_MUL instead of AVR_ENHANCED.
15936 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15937 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
15938 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
15939 instead of AVR_ENHANCED.
15940 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
15941 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
15942 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
15944 2007-01-17 Ian Lance Taylor <iant@google.com>
15946 * vec.h (VEC_reserve_exact): Define.
15947 (vec_gc_p_reserve_exact): Declare.
15948 (vec_gc_o_reserve_exact): Declare.
15949 (vec_heap_p_reserve_exact): Declare.
15950 (vec_heap_o_reserve_exact): Declare.
15951 (VEC_OP (T,A,reserve_exact)): New static inline function, three
15953 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
15954 negative parameter.
15955 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
15956 (VEC_OP (T,A,copy)) [all versions]: Likewise.
15957 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
15958 * vec.c (calculate_allocation): Add exact parameter. Change all
15960 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
15961 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
15962 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
15963 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
15964 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
15965 (vec_heap_p_reserve_exact): New function.
15966 (vec_heap_o_reserve_exact): New function.
15968 2007-01-17 Jan Hubicka <jh@suse.cz>
15970 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
15972 2007-01-17 Eric Christopher <echristo@apple.com>
15974 * config.gcc: Support core2 processor.
15976 2007-01-16 Jan Hubicka <jh@suse.cz>
15978 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
15979 the names, just unlink the chain so we don't crash on dangling pointers
15982 2007-01-16 Jan Hubicka <jh@suse.cz>
15984 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
15985 * tree-pass.h: Reorder to make IPA passes appear toegher.
15986 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
15987 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
15988 parameters, do not call early inliner.
15989 * ipa-inline.c: Update comments. Include tree-flow.h
15990 (cgraph_decide_inlining): Do not compute inlining parameters.
15991 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
15992 be called with function context set up.
15993 (pass_ipa_inline): Remove unreachable functions before pass.
15994 (cgraph_early_inlining): Simplify assuming to be called from the
15996 (pass_early_inline): New pass.
15997 (cgraph_gate_ipa_early_inlining): New gate.
15998 (pass_ipa_early_inline): Turn into simple wrapper.
15999 (compute_inline_parameters): New function.
16000 (gate_inline_passes): New gate.
16001 (pass_inline_parameters): New pass.
16002 (apply_inline): Move here from tree-optimize.c
16003 (pass_apply_inline): New pass.
16004 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16006 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16007 doing them by hand.
16008 (tree_function_versioning): Do not allocate dummy struct function.
16009 * tree-inline.h (optimize_inline_calls): Update prototype.
16010 * tree-optimize.c (execute_fixup_cfg): Export.
16011 (pass_fixup_cfg): Remove
16012 (tree_rest_of_compilation): Do not apply inlines.
16013 * tree-flow.h (execute_fixup_cfg): Declare.
16014 * Makefile.in (gt-passes.c): New.
16015 * passes.c: Include gt-passes.h
16016 (init_optimization_passes): New passes.
16017 (nnodes, order): New static vars.
16018 (do_per_function_toporder): New function.
16019 (execute_one_pass): Dump current pass here.
16020 (execute_ipa_pass_list): Don't dump current pass here.
16022 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16024 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16025 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16027 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16029 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16030 (strong_alias): Define.
16031 (__gcc_qmul): Provide non-FMA for soft-float.
16032 (__gcc_qdiv): Same.
16037 (__gcc_qunord): New.
16047 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16048 soft-float functions.
16049 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16050 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16051 about long double soft float.
16053 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16054 Tehila Meyzels <tehila@il.ibm.com>
16056 * tree-vectorizer.h (is_pattern_stmt_p): New.
16057 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16058 formatting (tabs instead of spaces). Cleanup and clarify setting
16059 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16060 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16061 (vectorizable_type_demotion): Check that types are integral.
16062 (vectorizable_type_promotion): Likewise.
16063 (vectorizable_store): Fix typo. Eliminate new-line at end of
16066 2007-01-16 Jan Hubicka <jh@suse.cz>
16068 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16071 2007-01-15 Eric Christopher <echristo@apple.com>
16073 * ifcvt.c: Include vec.h, vecprim.h.
16074 (check_cond_move_block): New argument regs.
16075 Reorganize. Add registers used to regs.
16076 (cond_move_process_if_block): Use regs set above as
16079 2007-01-15 Eric Christopher <echristo@apple.com>
16081 * config/darwin.h: Update copyright.
16082 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16083 (LINK_COMMAND_SPEC): Add -u.
16084 (LINK_SPEC): Fix umbrella for above.
16086 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16088 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16091 2007-01-15 Tom Tromey <tromey@redhat.com>
16093 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16094 * doc/install.texi (Testing): Don't mention jacks.
16095 (Configuration): Document --enable-java-maintainer-mode. Move
16096 --with-java-home to libgcj-specific section. Document
16098 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16100 2007-01-15 Jan Hubicka <jh@suse.cz>
16102 * tree-ssa-dce.c (DCE_TODOs): New.
16103 (propagate_necessity): Return if something changed.
16104 (eliminate_unnecessary_stmts): Likewise.
16105 (perform_tree_ssa_dce): Return TODO flags when needed.
16106 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16108 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16110 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16111 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16112 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16113 patterns using X87MODEF12 mode macro. Extend operand 1
16114 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16115 (log10<mode>2): Ditto.
16116 (log2<mode>2): Ditto.
16117 (log1p<mode>2): Ditto.
16118 (logb<mode>2): Ditto.
16119 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16120 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16121 (*fxtractxf3_i387): Rename from *fxtractxf3.
16122 (fxtract_extend<mode>xf3_i387): New insn pattern.
16123 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16124 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16125 and gen_fyl2xxf3_i387().
16127 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16129 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16130 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16131 get_loop_exit_edges. Changed return type to bool.
16132 * cfgloop.h (fix_loop_placement): Declaration removed.
16134 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16136 * param.h (MIN_VECT_LOOP_BOUND): New.
16137 * params.def (MIN_VECT_LOOP_BOUND): New.
16138 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16139 argument - minimum threshold for number of iterations.
16140 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16141 argument to declaration.
16142 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16143 MIN_VECT_LOOP_BOUND.
16144 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16145 slpeel_tree_peel_loop_to_edge with additional argument.
16146 (vect_do_peeling_for_alignment): Likewise.
16147 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16149 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16152 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16153 operands of size 1.
16155 2007-01-14 Jan Hubicka <jh@suse.cz>
16157 * tree-dfa.c (remove_referenced_var): New function.
16158 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16159 prune referenced vars list too.
16160 * tree-flow.h (remove_referenced_var): Declare.
16162 2007-01-14 Jan Hubicka <jh@suse.cz>
16164 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16166 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16167 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16168 * except.h (verify_eh_throw_table_statements): Kill prototype.
16169 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16170 into call exrepssions.
16171 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16173 * tree-cfg.c: Include pointer-set.h.
16174 (verify_node_sharing): Work on pointer set.
16175 (verify_eh_throw_stmt_node): New.
16176 (verify_stmts): Use pointers sets, verify throw_stmt.
16178 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16180 * ipa-reference.c (analyze_function): Consider also addresses taken
16183 2007-01-12 Roger Sayle <roger@eyesopen.com>
16185 * c-typeck.c (null_pointer_constant_p): Replace use of
16186 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16187 (build_c_cast): Likewise.
16189 2007-01-12 Roger Sayle <roger@eyesopen.com>
16191 * tree.h (force_fit_type_double): Remove unused final argument.
16192 * c-common.c (constant_expression_warning): Replace use of
16193 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16194 (convert_and_check): Likewise.
16195 (shorten_compare): Update call to force_fit_type_double.
16196 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16197 * convert.c (convert_to_pointer): Update call to
16198 force_fit_type_double.
16199 * fold-const.c (force_fit_type_double): Remove overflowed_const
16201 (int_const_binop, fold_convert_const_int_from_int,
16202 fold_convert_const_int_from_real, fold_div_compare,
16203 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16204 fold_abs_const, fold_not_const): Remove the final argument from
16205 calls to force_fit_type_double.
16207 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16209 * configure.ac: Set insn to "nop" for spu-*-* also.
16210 * configure: Regenerate.
16212 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16214 * builtins.def : Add BUILT_IN_FREE.
16216 2007-01-12 Jan Hubicka <jh@suse.cz>
16218 PR tree-optimization/30443
16219 * tree-inline.c (tree_function_versioning): Do not optimize when
16220 cloning for inlining.
16222 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16224 * doc/loop.texi: Document recording of loop exits.
16225 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16226 (update_single_exits_after_duplication,
16227 update_single_exit_for_duplicated_loop,
16228 update_single_exit_for_duplicated_loops): Removed.
16229 (duplicate_loop_to_header_edge): Do not call
16230 update_single_exits_after_duplication and
16231 update_single_exit_for_duplicated_loops.
16232 (loop_version): Do not update single_exit information.
16233 (fix_loop_structure): Use record_loop_exits instead of
16234 mark_single_exit_loops.
16235 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16236 the lists of loop exits.
16237 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
16238 split_edge, merge_blocks): Update the lists of loop exits.
16239 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
16240 loop_optimizer_init.
16241 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
16242 of mark_single_exit_loops.
16243 (loop_optimizer_finalize): Call release_recorded_exits.
16244 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
16245 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
16246 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
16247 update single exit information.
16248 * lambda-code.c (perfect_nestify): Ditto.
16249 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
16250 (mark_single_exit_loops): Removed.
16251 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
16252 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
16253 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
16255 (get_loop_exit_edges, single_exit): Use recorded exit lists.
16256 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
16257 (verify_loop_structure): Verify consistency of the exit lists.
16258 (flow_loops_find): Use alloc_loop. Initialize exits hash.
16259 (set_single_exit): Removed.
16260 * cfgloop.h (struct loop_exit): New function.
16261 (struct loop): single_exit_ field replaced by exits field.
16262 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
16263 (struct loops): Added exits hash.
16264 (mark_single_exit_loops, set_single_exit): Declaration removed.
16265 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
16267 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16269 * doc/invoke.texi: Avoid use of @headitem.
16271 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16273 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
16275 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16277 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
16280 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16281 Richard Sandiford <richard@codesourcery.com>
16283 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
16284 * config/m68k/m68k.opt: Resort options.
16285 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
16287 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16288 Richard Sandiford <richard@codesourcery.com>
16290 * doc/invoke.texi: Document the macros that are defined by
16291 m68k's -mtune and -mhard-float options.
16292 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
16293 (m68k_cpp_cpu_family): Likewise.
16294 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
16295 of __ucfv*__ macros. Define __mcffpu__ if generating code for
16296 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
16297 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
16298 (m68k_cpp_cpu_family): Likewise.
16300 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16302 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
16303 macros besides mc68000 as tuning macros. Use a switch statement
16304 to set them and mcpu32.
16306 2007-01-12 Julian Brown <julian@codesourcery.com>
16308 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
16309 (TARGET_68040_ONLY): Rename to...
16310 (TARGET_68040): ...this.
16311 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
16312 * config/m68k/m68k.md: Likewise.
16314 2007-01-12 Julian Brown <julian@codesourcery.com>
16315 Nathan Sidwell <nathan@codesourcery.com>
16316 Richard Sandiford <richard@codesourcery.com>
16318 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
16319 the -mcpu= argument associated with the --with-cpu setting.
16320 Define M68K_DEFAULT_TUNE to the default -mtune= option,
16321 if different from the one implied by the -mcpu setting.
16322 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
16323 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
16324 * doc/invoke.texi: Mention ColdFire in the introduction to the
16325 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
16326 -mno-div and -mhard-float options. Make -m68881 a synonym for
16327 -mhard-float. Document the previously-undocumented -m5206e,
16328 -m528x, -m5307 and -m5407 options. Tweak the existing option
16329 documentation for consistency.
16330 * doc/install.texi: Mention new --with-cpu arguments.
16331 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
16332 default CPU if neither -mcpu nor -march are specified.
16333 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
16334 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
16335 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
16336 using m68k_tune to decide between families that implement the
16337 same ISA. Use m68k_tune to set __mcfv4e__.
16338 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
16339 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
16340 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
16341 (FL_ISA_C, FL_ISA_MMU): New macros.
16342 (MASK_COLDFIRE): Delete.
16343 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
16344 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
16345 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
16346 (TARGET_HARD_FLOAT): Do not define here.
16347 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
16348 (TUNE_68000): New macro.
16349 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
16350 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
16351 (TUNE_CFV2): Redefine in terms of m68k_tune.
16352 (uarch_type, target_device, fpu_type): New enums.
16353 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
16354 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
16355 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
16356 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
16357 (FL_FOR_isa_c): New macros.
16358 (m68k_isa): New enum.
16359 (m68k_target_selection): New structure.
16360 (all_devices, all_isas, all_microarchs): New tables.
16361 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
16362 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
16363 (MASK_ALL_CPU_BITS): Delete.
16364 (m68k_find_selection): New function.
16365 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
16366 Map the legacy target options to a combination of the new ones.
16367 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
16368 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
16369 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
16371 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
16372 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
16374 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
16375 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
16376 * config/m68k/m68k-devices.def: New file.
16378 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16379 Nathan Sidwell <nathan@codesourcery.com>
16381 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
16382 (SUBTARGET_EXTRA_SPECS): New macros.
16383 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
16384 use %(asm_cpu_spec) instead.
16385 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
16386 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
16387 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
16388 (EXTRA_SPECS): Rename to...
16389 (SUBTARGET_EXTRA_SPECS): ...this.
16391 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
16392 Richard Sandiford <richard@codesourcery.com>
16393 Julian Brown <julian@codesourcery.com>
16395 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16396 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
16397 to the configuration's default CPU.
16398 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
16399 Remove default masks.
16400 (m680[012]0-*-*): Set the default with_cpu to the first part of
16402 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
16403 (m68k*-*-linux): Extend the --with-cpu handling to...
16404 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
16405 and m68010. Don't set target_cpu_default2.
16406 * doc/install.texi: Document --with-cpu for m68k.
16407 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
16408 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
16409 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
16410 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
16411 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
16412 (ASM_SPEC): Remove use of %(asm_cpu_default).
16413 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
16414 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
16415 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
16416 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
16417 __HAVE_FPU__ if TARGET_HARD_FLOAT.
16418 (TARGET_DEFAULT): Delete.
16419 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
16420 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
16421 (CPP_CPU_SPEC): Delete.
16422 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
16423 the appropriate string.
16424 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
16425 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
16426 (ASM_SPEC): Don't use %(asm_default_spec).
16427 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
16428 TARGET_DEFAULT and add MASK_68881.
16429 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
16431 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16433 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
16434 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
16435 MASK_68010 alongside MASK_68020.
16436 * doc/invoke.texi: Document -m68010.
16437 * config/m68k/m68k.opt (m68010): New.
16438 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
16440 (TUNE_68010): New macro.
16441 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
16442 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
16443 (M68K_CPU_m68332): Add MASK_68010.
16444 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
16445 fallback definition.
16446 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
16448 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
16449 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
16450 to all entries that use MASK_68020.
16451 (output_move_simode_const, output_move_himode, output_move_qimode)
16452 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
16453 instead of TARGET_68020 to select clr behavior. Remove comment
16454 about there being no TARGET_68010.
16455 * config/m68k/m68k.md: Likewise throughout.
16457 2007-01-12 Julian Brown <julian@codesourcery.com>
16459 * config/m68k/m68k.h (TARGET_ISAB): New macro.
16460 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
16461 * config/m68k/m68k.md: Likewise.
16463 2007-01-12 Julian Brown <julian@codesourcery.com>
16465 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
16466 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
16468 2007-01-12 Julian Brown <julian@codesourcery.com>
16470 * config/m68k/m68k.h (TUNE_68040_60): New macro.
16471 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
16472 * config/m68k/m68k.md: Likewise.
16474 2007-01-12 Julian Brown <julian@codesourcery.com>
16475 Richard Sandiford <richard@codesourcery.com>
16477 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
16478 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
16479 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
16481 (TARGET_CPU32): Rename to...
16482 (TUNE_CPU32): ...this.
16483 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
16484 (TUNE_CFV2): New macros.
16485 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
16486 remove conditions that are implied by TARGET_68020.
16487 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
16488 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
16489 (m68k_output_function_epilogue): Likewise.
16490 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
16491 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
16492 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
16493 non-68000 timings. Refactor multiplication and division costs.
16494 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
16495 TUNE_CPU32 instead of TARGET_CPU32.
16496 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
16497 and TUNE_68060 instead of TARGET_68060.
16498 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
16499 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
16501 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
16502 && !TARGET_COLDFIRE" to choose between moveq and clr.
16503 Likewise in the unnamed movsf pattern.
16504 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
16505 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
16508 2007-01-12 Richard Sandiford <richard@codesourcery.com>
16510 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
16511 of tabbing before backslashes.
16513 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16515 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
16516 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
16517 (ASM_OUTPUT_INTERNAL_LABEL): Define.
16519 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16521 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
16522 find_interesting_uses_cond.
16523 (find_interesting_uses_cond): Use extract_cond_operands.
16524 (rewrite_use_compare): Use extract_cond_operands and
16525 force_gimple_operand_bsi. Do not call update_stmt.
16526 (determine_use_iv_cost_condition): Use extract_cond_operands.
16527 Return cheaper of using original bound and changing the exit bound.
16529 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
16531 PR tree-optimization/29516
16532 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
16533 most_expensive_mult_to_index, addr_to_parts,
16534 create_mem_ref, maybe_fold_tmr): Make the type of
16535 fields of TARGET_MEM_REF sizetype.
16536 (move_fixed_address_to_symbol, move_pointer_to_base):
16538 * tree.def (TARGET_MEM_REF): Add comment on types of
16541 2007-01-11 Joseph Myers <joseph@codesourcery.com>
16543 * c-common.c (vector_types_convertible_p): Treat opaque types as
16544 always convertible if they have the same size, but not otherwise.
16546 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
16548 * ifcvt.c (struct noce_if_info): Add comments to the fields.
16549 Remove the b_unconditional field.
16550 (noce_try_sign_mask): Do not look at b_unconditional.
16551 (noce_process_if_block): Do not use merge_if_blocks. Update
16552 the CFG here. Do not set b_unconditional.
16553 (cond_move_process_if_block): Likewise.
16554 (find_cond_trap): Likewise.
16555 (check_cond_move_block): Require simple jump insns at the end
16556 of the basic block.
16558 2007-01-11 Jan Hubicka <jh@suse.cz>
16560 PR tree-optimization/1046
16561 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
16562 when alias info is not ready.
16563 (pass_tail_recursion): Do not require aliasing.
16564 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
16565 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
16566 * tree-ssa-copy.c (pass_copy_prop): Likewise.
16567 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
16568 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
16569 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
16570 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
16572 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
16573 When aliasing is not build, mark statement as volatile.
16575 2007-01-11 Tom Tromey <tromey@redhat.com>
16577 PR preprocessor/15185, PR preprocessor/20989:
16578 * doc/cppopts.texi <-MT>: Update description of algorithm for
16579 computing default target.
16580 <-M, -MD>: Reword "basename" text.
16582 2007-01-11 Roger Sayle <roger@eyesopen.com>
16584 * builtins.c (expand_builtin_pow, expand_builtin_powi,
16585 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
16586 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
16587 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
16588 fold_builtin_bswap, real_constp, fold_builtin_pow,
16589 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
16590 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
16591 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16592 * convert.c (convert_to_pointer): Likewise.
16593 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16594 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
16595 const_binop, fold_convert_const_int_from_int,
16596 fold_convert_const_int_from_real,
16597 fold_convert_const_real_from_real, sign_bit_p,
16598 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
16599 fold_sign_changed_comparison, fold_unary, fold_comparison,
16600 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
16601 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16602 * print-tree.c (print_node_brief, print_node): Likewise.
16603 * stor-layout.c (place_field, layout_type): Likewise.
16604 * tree-chrec.c (keep_cast): Likewise.
16605 * tree.c (build_vector, build_real, build_real_from_int_cst,
16606 build_complex): Likewise.
16608 2007-01-11 Roger Sayle <roger@eyesopen.com>
16610 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
16611 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
16613 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
16615 * configure.ac (strict1_warn): Rename to strict_warn.
16616 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
16617 cc_set_by_configure, quoted_cc_set_by_configure,
16618 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
16619 all_boot_languages, all_stagestuff): Remove.
16620 (target_list): Remove bootstrap targets.
16621 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
16622 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
16623 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
16624 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
16625 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
16626 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
16627 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
16628 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
16629 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
16630 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
16631 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
16632 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
16633 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
16634 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
16635 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
16636 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
16637 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
16638 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
16639 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
16640 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
16641 (mostlyclean): Adjust.
16642 (clean, distclean): Don't mention bootstrap stuff.
16643 * configure: Regenerate.
16644 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
16645 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
16646 treelang/config-lang.in (stagestuff): Remove.
16647 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
16648 stageprofile, stagefeedback, stagestuff): Remove mention.
16650 2007-01-11 Nick Clifton <nickc@redhat.com>
16652 * config/mcore/predicates.md (mcore_general_movesrc_operand):
16654 (mcore_general_movdst_operand): Do not accept CONST_INTs.
16655 (mcore_arith_K_S_operand): Run the test for the S constraint not
16656 the test for the M constraint.
16657 (mcore_addsub_operand): Do not accept integer values that are
16658 larger than 32 bits.
16659 * config/mcore/mcore.md: Remove unused constraints from split.
16660 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
16661 (addsi3): Likewise.
16662 (allocate_stack): Likewise.
16663 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
16664 operands to 32 bits.
16665 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
16667 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
16668 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
16669 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
16670 mcore_output_bclri, mcore_output_andn, output_inline_const,
16671 mcore_output_move, mcore_output_movedouble): Likewise.
16672 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
16673 (output_inline_const): Likewise.
16674 (output_inline_const): Fix format strings used in sprintf
16676 * config/mcore/mcore-protos.h: Update prototypes for changed
16677 functions in mcore.c.
16678 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
16679 HOST_WIDE_INT and not int.
16680 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
16681 CONST_OK_FOR_N): Likewise.
16682 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
16683 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
16686 2007-01-10 Jan Hubicka <jh@suse.cz>
16688 * tree-vrp.c (remove_range_assertions): Release defs.
16689 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
16690 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
16692 2007-01-10 Paul Brook <paul@codesourcery.com>
16694 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
16695 * config/arm/arm.md (mulsi3subsi): New insn.
16697 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
16699 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
16700 (tree_transform_and_unroll_loop): New.
16701 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
16704 2007-01-10 Robert Kennedy <jimbob@google.com>
16706 * fold-const.c (fold_comparison): Fold comparisons like (x *
16707 1000 < 0) to (x < 0).
16709 2007-01-10 Ian Lance Taylor <iant@google.com>
16711 * tree-pretty-print.c (dump_generic_node): Print parentheses when
16712 operands have the same priority.
16714 2007-01-10 Tom Tromey <tromey@redhat.com>
16716 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
16717 (fold_binary): Likewise.
16718 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
16719 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
16720 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
16721 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
16722 * langhooks.h (struct lang_hooks): Removed field
16723 'can_use_bit_fields_p'.
16725 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
16727 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
16729 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
16731 * function.c (get_last_funcdef_no): New function.
16732 * function.h (get_last_funcdef_no): Declare.
16733 * tree-inline.c (initialize_cfun): Add initialization.
16734 (tree_function_versioning): Cleanup.
16736 2007-01-10 Jan Hubicka <jh@suse.cz>
16738 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
16741 2007-01-10 Sa Liu <saliu@de.ibm.com>
16742 Ben Elliston <bje@au.ibm.com>
16744 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
16745 for SAVE_NONLOCAL and Pmode for any other save level.
16746 * spu-protos.h (spu_restore_stack_block): Declare.
16747 * spu.md (save_stack_block): Remove.
16748 (restore_stack_block): Call spu_restore_stack_block.
16749 * spu.c (spu_restore_stack_block): New function.
16750 (spu_expand_epilogue): Remove old comment.
16752 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
16754 PR tree-optimization/30322
16755 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
16756 (cand_value_at): Return the value as aff_tree.
16757 (may_eliminate_iv): Convert the bound from aff_tree to tree.
16758 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
16759 aff_combination_mult): New functions.
16760 (aff_combination_add): Use aff_combination_add_cst.
16761 (aff_combination_convert): Allow conversions to a wider type.
16762 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
16763 * tree-affine.h (aff_combination_mult): Declare.
16765 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
16767 * doc/tm.texi: Update documentation to reflect reality of exec
16768 and start file search behaviours. Update copyright year.
16769 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
16770 header file directories.
16772 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
16775 (*cosxf2): Rename to cosxf2_i387.
16776 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
16777 using X87MODEF12 mode macro. Rename patterns to
16778 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
16780 (*cosdf2, *cossf2): Ditto.
16781 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
16782 to match extended input operands.
16783 (sincos<mode>3): New expander.
16784 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
16785 insn patterns and corresponding splitters.
16787 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
16789 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
16790 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
16792 2007-01-09 Nicolas Pitre <nico@cam.org>
16795 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
16797 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16799 * target.h (struct gcc_target): New field library_rtti_comdat.
16800 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
16801 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
16802 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
16803 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
16805 2007-01-08 Geoffrey Keating <geoffk@apple.com>
16807 * doc/invoke.texi (Optimize Options): Correct description of -O0.
16809 2007-01-08 Richard Guenther <rguenther@suse.de>
16811 * tree.h (force_fit_type_double): Export.
16812 (force_fit_type): Remove.
16813 * fold-const.c (force_fit_type_double): New function.
16814 (force_fit_type): Remove.
16815 (int_const_binop): Use it.
16816 (fold_convert_const_int_from_int): Likewise.
16817 (fold_convert_const_int_from_real): Likewise.
16818 (fold_div_compare): Likewise.
16819 (fold_sign_changed_comparison): Likewise.
16820 (fold_unary): Likewise.
16821 (fold_negate_const): Likewise.
16822 (fold_abs_const): Likewise.
16823 (fold_not_const): Likewise.
16824 * c-common.c (shorten_compare): Use force_fit_type_double.
16825 * convert.c (convert_to_pointer): Likewise.
16827 2007-01-08 Richard Guenther <rguenther@suse.de>
16829 * tree.h (build_int_cst_wide_type): Export.
16830 * tree.c (build_int_cst_wide_type): New function.
16831 (build_int_cst_wide): Fix comment.
16832 * builtins.c (fold_builtin_object_size): Use build_int_cst
16833 to build -1 or 0 of the correct type. Use fit_double_type
16834 to check for overflow.
16835 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
16837 (decode_field_reference): Likewise.
16838 (all_ones_mask_p): Likewise.
16839 (native_interpret_int): Use build_int_cst_wide_type.
16840 (fold_binary): Use build_int_cst_type to build an all-ones
16842 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
16844 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
16846 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
16848 2007-01-09 Ben Elliston <bje@au.ibm.com>
16850 * genautomata.c (STATS_OPTION): New option.
16851 (stats_flag): New flag.
16852 (gen_automata_option): Handle it.
16853 (initiate_automaton_gen): Ditto.
16854 (write_automata): Output statistics only if stats_flag is
16855 set. Likewise, output time statistics only if time_flag is set.
16856 * doc/md.texi (Processor pipeline description): Document new flag.
16858 2007-01-08 Richard Guenther <rguenther@suse.de>
16860 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
16861 * tree.c (build_int_cst_type): Likewise.
16862 (size_in_bytes): Don't call force_fit_type on the result.
16863 (int_fits_type_p): Use fit_double_type.
16864 * fold-const.c (fit_double_type): New function.
16865 (force_fit_type): Use it.
16866 * tree.h (fit_double_type): Export.
16868 2007-01-08 Jan Hubicka <jh@suse.cz>
16870 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
16871 * ipa.c (function_and_variable_visibility): Fix return type.
16873 2007-01-08 Richard Guenther <rguenther@suse.de>
16875 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
16876 of offset to build the index.
16877 * tree-pretty-print.c (dump_generic_node): Don't build negated
16878 const just for printing.
16879 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16880 * builtins.c (fold_builtin_int_roundingfn): Check if result
16881 fits the type by using force_fit_type and comparing the result.
16882 * predict.c (predict_loops): Use compare_tree_int for comparison.
16883 * tree.c (build_int_cst): Fall back to integer_type_node for
16885 (build_int_cst_wide): Assert type is non-null.
16887 2007-01-08 Roberto Costa <roberto.costa@st.com>
16889 * tree-vrp.c (extract_range_from_cond_expr): New.
16890 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
16891 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
16893 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
16894 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
16895 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
16896 used as expressions.
16897 * tree-object-size.c (cond_expr_object_size): New.
16898 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
16900 2007-01-08 Jan Hubicka <jh@suse.cz>
16902 * tree-ssa-forwprop.c (forward_propagate_into_cond,
16903 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
16906 2007-01-08 Richard Guenther <rguenther@suse.de>
16908 PR tree-optimization/23603
16909 * tree-vrp.c (set_value_range_to_truthvalue): New function.
16910 (extract_range_from_binary): Fall back to truthvalue instead of
16911 varying for TRUTH_*_EXPR.
16912 (extract_range_from_comparison): Fall back to truthvalue instead of
16914 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
16915 if all visited PHI values were constant.
16917 2007-01-08 Jan Hubicka <jh@suse.cz>
16919 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
16920 (cgraph_analyze_function): break out from ...
16921 (cgraph_finalize_compilation_unit): ... here.
16922 (cgraph_expand_function): Remove forgoten commented out line.
16923 (cgraph_optimize): Analyze functions.
16925 2007-01-08 Jan Hubicka <jh@suse.cz>
16927 * tree-pas.h (TODO_remove_function): New flag.
16928 (TODO_update*): Renumber.
16929 (pass_ipa_increase_alignment,
16930 pass_ipa_function_and_variable_visibility): New passes.
16931 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
16932 (cgraph_function_and_variable_visibility): Move to ipa.c
16933 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
16934 cgraph_increase_alignment.
16935 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
16936 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
16937 calling tree-inline.
16938 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
16939 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
16940 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
16941 (gate_increase_alignment): New function.
16942 (pass_ipa_increase_alignment): New pass.
16943 * ipa.c: Inline tree-pass.h and timevar.h
16944 (function_and_variable_visibility): Move here from cgraphunit.c
16945 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
16946 * passes.c (init_optimization_passes): Add the two new passes.
16947 (execute_todo): Handle cgraph_remove_functions.
16949 2007-01-08 Nick Clifton <nickc@redhat.com>
16951 * config/frv/predicates.md (reg_or_0_operand): Accept
16954 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
16956 * config/bfin/rtems.h, config/bfin/t-rtems: New.
16957 * config.gcc: Add bfin*-rtems*.
16959 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16961 * c.opt: Add -flax-vector-conversions.
16962 * c-typeck.c (convert_for_assignment): Pass flag to
16963 vector_types_convertible_p to allow emission of note.
16964 (digest_init): Likewise.
16965 * c-opts.c: Handle -flax-vector-conversions.
16966 * c-common.c (flag_lax_vector_conversions): New.
16967 (vector_types_convertible_p): Unless -flax-vector conversions
16968 has been passed, disallow conversions between vectors with
16969 differing numbers of subparts and/or element types. If such
16970 a conversion is disallowed, possibly emit a note on the first
16971 occasion only to inform the user of -flax-vector-conversions.
16972 The new last argument specifies this.
16973 * c-common.h (flag_lax_vector_conversions): New.
16974 (vector_types_convertible_p): Add extra argument.
16975 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
16976 char_type_node for V*QI type vectors.
16977 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
16978 Update to satisfy new typechecking rules.
16979 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
16980 C and C++ variants.
16981 * doc/invoke.texi (C Dialect Options): Document
16982 -flax-vector-conversions.
16984 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
16986 PR tree-optimization/29877
16987 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
16988 a register variable on the RHS to not be replaceable.
16990 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
16991 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
16992 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
16993 const_simm15, const_pow2, const_npow2): Added.
16994 * config/score/misc.md (insv, extv, extzv, movmemsi,
16995 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
16996 * config/score/score.c (score_address_cost, score_select_cc_mode):
16998 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
16999 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17000 Update score_print_operand.
17001 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17002 Adjust register allocate order and update some macro define.
17003 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17004 mdx_block_move_straight, mdx_block_move_loop_head,
17005 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
17006 mdx_block_move): Added.
17007 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17008 mdp_limm): Updated and fix some bug and typo.
17009 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17010 (movsf, movdf, doloop_end): Added.
17012 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17014 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17015 config/arm/thumb2.md: Fix comment typos.
17016 * doc/extend.texi: Fix a typo.
17018 2007-01-07 Eric Christopher <echristo@apple.com>
17020 * configure.ac: Check for __stack_chk_fail for darwin.
17021 * configure: Regenerate.
17023 2007-01-07 Richard Guenther <rguenther@suse.de>
17025 * tree-vrp.c (extract_range_from_assert): CSE calls to
17026 compare_values where possible.
17027 (extract_range_from_unary_expr): Likewise.
17029 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17031 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17032 * config/avr/avr.c (call_insn_operand): Delete function.
17033 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17034 instead of register number. Use predicates.
17035 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17036 call_insn_operand): Add.
17038 2007-01-06 Jan Hubicka <jh@suse.cz>
17040 * tree-pass.h (pass_build_cgraph_edges): Declare.
17041 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17042 (visited_nodes): Remove.
17043 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17044 build_cgrpah_edges; make visited_nodes local.
17045 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17046 (record_references_in_initializer): Move to cgraphbuild.c
17047 (initialize_inline_failed, rebuild_cgraph_edges,
17048 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17049 (verify_cgraph_node): Make visited_nodes local.
17050 (cgraph_analyze_function): Do not call cgraph_create_edges and
17051 initialize_inline_failed.
17052 (cgraph_expand_function): Do not call cgraph_lower_function;
17053 assert that function is already lowered.
17054 * Makefile.in (cgraphbuild.o): New.
17055 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17056 at the end of lowering passes.
17058 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17060 * ifcvt.c (cond_move_convert_if_block): New function, code
17061 factored out from...
17062 (cond_move_process_if_block): ...here. Call the new function
17063 on the THEN and ELSE blocks.
17064 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17065 already takes care of this.
17067 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17070 * tree.h (TREE_OVERFLOW_P): New.
17071 * c-typeck.c (parser_build_unary_op): Warn only if result
17072 overflowed and operands did not.
17073 (parser_build_binary_op): Likewise.
17074 (convert_for_assignment): Remove redundant overflow_warning.
17075 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17077 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17079 * c-typeck.c (store_init_value): Split over two lines to follow
17080 the GNU coding style.
17082 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17084 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17085 __GXX_EXPERIMENTAL_CXX0X__.
17086 * doc/cpp.texi: Same.
17088 2007-01-05 Richard Guenther <rguenther@suse.de>
17090 PR middle-end/27826
17091 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17092 with mismatched types. Instead explicitly build a
17093 conversion NOP_EXPR.
17095 2007-01-05 Ian Lance Taylor <iant@google.com>
17097 * c-common.c (decl_with_nonnull_addr_p): New function.
17098 (c_common_truthvalue_conversion): Call it.
17099 * c-typeck.c (build_binary_op): Likewise.
17100 * c-common.h (decl_with_nonnull_addr_p): Declare.
17102 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17105 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17108 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17110 * doc/install.texi (Final install): Document the fact that
17111 the GNAT runtime should not be stripped.
17113 2007-01-04 Jan Hubicka <jh@suse.cz>
17115 * tree-inline.c (fold_marked_statements): Update operand caches
17116 and EH after folding
17118 2007-01-04 Ian Lance Taylor <iant@google.com>
17120 * c-common.c (check_function_nonnull): Whitespace fix.
17122 2007-01-04 Jan Hubicka <jh@suse.cz>
17124 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17125 comitted older version of patch.
17126 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17127 function, celanup cfg and collect garbage.
17129 2007-01-04 Mike Stump <mrs@apple.com>
17131 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17134 2007-01-04 Eric Christopher <echristo@apple.com>
17136 * libgcc2.c (__bswapsi2): Use SItype.
17137 (__bswapdi2): Use DItype.
17138 * libgcc2.h: Update for above.
17140 2007-01-04 Paul Brook <paul@codesourcery.com>
17142 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17143 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17144 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17145 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17146 umulsi3_highpart): Make conditional on !arm_arch6.
17147 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17148 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17149 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17150 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17151 umulsi3_highpart_v6): New insns.
17153 2007-01-04 Roger Sayle <roger@eyesopen.com>
17155 * fold-const.c (fold_convert): When casting an expression to void,
17156 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17157 have a type. Instead of attempting to build a NOP_EXPR, return
17158 these "special" trees directly.
17160 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17162 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17163 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17164 rs6000_cost->fp not 0 as adjustment for outer NEG.
17166 2007-01-04 Jan Hubicka <jh@suse.cz>
17168 * cgraph.c (cgraph_release_function_body): New function.
17169 (cgraph_remove_node): Use it.
17170 * cgraph.h (cgraph_release_function_body): Declare.
17171 * cgraphunit.c (cgraph_expand_function): Use it.
17172 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17173 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17174 is initialized and while compilation of other function is running.
17175 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17176 statement CFG annotations from here to ...
17177 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17179 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17181 * cfgloop.h (enum li_flags): Make the constants powers of two.
17183 2007-01-04 Jan Hubicka <jh@suse.cz>
17185 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17187 (fold_marked_statements): New function.
17188 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17189 * tree-inline.h (copy_body_data): Add statements_to_fold.
17191 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17193 * config.gcc: Mention libgcc/config.host.
17194 * Makefile.in: Update comments mentioning libgcc.
17195 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17196 (all.cross, start.encap, rest.encap, rest.cross): Update
17197 dependencies for libgcc move.
17198 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17199 (clean-target, clean-target-libgcc): Delete.
17200 (srcdirify, GCC_EXTRA_PARTS): New macros.
17201 (libgcc-support, libgcc.mvars): New rules.
17202 (distclean): Remove mention of mklibgcc.
17203 (install): Don't reference INSTALL_LIBGCC.
17204 (install-common): Don't reference EXTRA_PARTS.
17205 (install-libgcc, install-multilib): Delete rules.
17206 * mklibgcc.in: Delete file.
17207 * doc/configfiles.texi: Don't mention mklibgcc.
17209 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17210 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17211 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17212 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17213 (mklibgcc, ldblspecs): Likewise.
17215 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17216 (posixpre.def): Use $(T).
17217 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17218 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17219 (SHLIB_LINK): Make dummy.
17220 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17222 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17224 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17225 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17226 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17227 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17229 * configure.ac (all_outputs): Remove mklibgcc.
17230 * configure: Regenerated.
17232 2007-01-03 Josh Conner <jconner@apple.com>
17234 PR middle-end/29683
17235 * calls.c (compute_argument_addresses): Set stack and stack_slot
17236 for partial args, too.
17237 (store_one_arg): Use locate.size.constant for the size when
17238 generating a save_area.
17240 2007-01-03 Robert Kennedy <jimbob@google.com>
17242 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
17243 whose definitions are deleted due to basic block merging.
17245 2007-01-03 Paul Brook <paul@codesourcery.com>
17248 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
17250 (use_return_insn): Return 0 for Thumb interrupt functions.
17251 (print_multi_reg): Add rfe argument for IRQ returns.
17252 (arm_output_epilogue): Pop interrupt return address directly into PC.
17253 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
17255 2007-01-03 Paul Brook <paul@codesourcery.com>
17257 Merge from sourcerygxx-4_1.
17258 * config/arm/thumb2.md: New file.
17259 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
17261 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
17262 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17263 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
17264 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
17266 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
17267 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
17269 * config/arm/ieee754-sf.S: Ditto.
17270 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
17271 (thumb1_base_register_rtx_p): ... to this.
17272 (thumb_index_register_rtx_p): Rename...
17273 (thumb1_index_register_rtx_p): ... to this.
17274 (thumb_output_function_prologue): Rename...
17275 (thumb1_output_function_prologue): ... to this.
17276 (thumb_legitimate_address_p): Rename...
17277 (thumb1_legitimate_address_p): ... to this.
17278 (thumb_rtx_costs): Rename...
17279 (thumb1_rtx_costs): ... to this.
17280 (thumb_compute_save_reg_mask): Rename...
17281 (thumb1_compute_save_reg_mask): ... to this.
17282 (thumb_final_prescan_insn): Rename...
17283 (thumb1_final_prescan_insn): ... to this.
17284 (thumb_expand_epilogue): Rename...
17285 (thumb1_expand_epilogue): ... to this.
17286 (arm_unwind_emit_stm): Rename...
17287 (arm_unwind_emit_sequence): ... to this.
17288 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
17289 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
17290 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
17291 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
17292 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
17293 thumb2_output_casesi): New functions.
17294 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
17295 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
17296 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
17297 THUMB2_WORK_REGS): Define.
17298 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
17299 arm_condexec_mask, arm_condexec_masklen)): New variables.
17300 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
17301 (arm_override_options): Check new CPU capabilities.
17302 Set new architecture flag variables.
17303 (arm_isr_value): Handle v7m interrupt functions.
17304 (user_return_insn): Return 0 for v7m interrupt functions. Handle
17306 (const_ok_for_arm): Handle Thumb-2 constants.
17307 (arm_gen_constant): Ditto. Use movw when available.
17308 (arm_function_ok_for_sibcall): Return false for v7m interrupt
17310 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
17311 (thumb_find_work_register, arm_load_pic_register,
17312 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
17313 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
17314 print_multi_reg, output_mov_long_double_fpa_from_arm,
17315 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
17316 output_mov_double_fpa_from_arm, output_move_double,
17317 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
17318 output_return_instruction, arm_output_function_prologue,
17319 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
17320 arm_output_mi_thunk, thumb_set_return_address): Ditto.
17321 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
17322 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
17323 (arithmetic_instr, shift_op): Use arm_shift_nmem.
17324 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
17326 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
17327 (thumb_expand_prologue): Use thumb_set_frame_pointer.
17328 (arm_file_start): Output directive for unified syntax.
17329 (arm_unwind_emit_set): Handle stack alignment instruction.
17330 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
17331 Add v6t2, v7, v7a, v7r and v7m.
17332 (RETLDM): Add Thumb-2 code.
17333 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
17334 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
17335 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
17336 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
17337 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
17338 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
17339 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
17340 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
17341 ADJUST_INSN_LENGTH): Define.
17342 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
17343 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
17344 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
17345 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
17346 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
17347 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
17348 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
17349 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
17350 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
17351 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
17352 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
17353 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
17354 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
17355 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
17356 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
17357 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
17358 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
17360 * config/arm/arm-tune.md: Regenerate.
17361 * config/arm/arm-protos.h: Update prototypes.
17362 * config/arm/vfp.md: Enable patterns for Thumb-2.
17363 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
17364 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
17365 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
17366 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
17367 * config/arm/libunwind.S: Add Thumb-2 code.
17368 * config/arm/constraints.md: Update include Thumb-2.
17369 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
17370 * config/arm/ieee754-df.S: Ditto.
17371 * config/arm/bpabi.S: Ditto.
17372 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
17373 * config/arm/predicates.md (low_register_operand,
17374 low_reg_or_int_operand, thumb_16bit_operator): New.
17375 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
17376 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
17377 * config/arm/t-arm-elf: Add armv7 multilib.
17378 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
17380 (UNSPEC_STACK_ALIGN, ce_count): New.
17381 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
17382 arm_zero_extendsidi2, arm_zero_extendqidi2): New
17384 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
17385 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
17386 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
17387 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
17388 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
17389 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
17391 * doc/extend.texi: Document ARMv7-M interrupt functions.
17392 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
17394 2007-01-03 Jakub Jelinek <jakub@redhat.com>
17396 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
17397 (struct _Unwind_Context): Rename args_size to flags, remove
17398 signal_frame field, add a new args_size field and version field.
17399 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
17400 _Unwind_IsExtendedContext): New inline functions.
17401 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
17402 Assume by_value array is only present if _Unwind_IsExtendedContext.
17403 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
17404 _Unwind_IsSignalFrame.
17405 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
17406 (uw_update_context_1): Use _Unwind_SetSignalFrame.
17407 (uw_init_context_1): Initialize context->flags to
17408 EXTENDED_CONTEXT_BIT.
17409 * config/rs6000/linux-unwind.h (frob_update_context): Use
17410 _Unwind_SetSignalFrame.
17412 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
17414 PR middle-end/30353
17415 * gimplify.c (gimplify_modify_expr_complex_part): Move below
17416 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
17419 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
17421 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
17422 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
17423 RET, AT_SP): Remove.
17424 * config/i386/i386.md (*sse_prologue_save_insn): Use return
17427 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17428 * cfgbuild.c (find_basic_blocks): Likewise.
17429 * cfgrtl.c (rtl_create_basic_block): Likewise.
17430 * function.c (temp_slots_at_level): Likewise.
17431 * reg-stack.c (stack_regs_mentioned): Likewise.
17432 * regclass.c (allocate_reg_info): Likewise.
17433 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17434 set_bb_for_stmt, move_block_to_fn): Likewise.
17435 * tree-complex.c (tree_lower_complex): Likewise.
17436 * vec.h (VEC_safe_grow_cleared): New.
17438 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
17440 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
17442 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
17443 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
17445 * cfgloopmanip.c (scale_loop_frequencies): Export.
17446 (loopify): Scale the frequencies by prescribed coefficients.
17447 (set_zero_probability): New function.
17448 (duplicate_loop_to_header_edge): Improve updating of frequencies.
17449 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
17450 and frequencies according to arguments.
17451 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
17453 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
17454 * modulo-sched.c (sms_schedule): Set probabilities for entering
17455 versioned loop correctly.
17456 * tree-vect-transform.c (vect_transform_loop): Ditto.
17457 * cfgloop.h (loopify, loop_version): Declaration changed.
17458 (scale_loop_frequencies): Declared.
17460 2007-01-02 Jan Hubicka <jh@suse.cz>
17462 * cgraph.c: Include tree-flow.h
17463 (cgraph_add_new-function): Handle IPA_SSA mode; execute
17464 early_local_passes.
17465 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
17466 * tree-pass.h (pass_all_early_optimizations): Declare.
17467 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
17468 early_local_passes.
17469 (cgraph_analyze_function): Do early_local_passes.
17470 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17471 Do not add referenced vars.
17472 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
17474 (gate_all_early_local_passes): New gate.
17475 (pass_early_local_passes): Use new gate.
17476 (execute_early_local_optimizations): New functions.
17477 (gate_all_early_optimizations): New gate.
17478 (pass_all_early_optimizations): New pass.
17479 (execute_free_datastructures): Free SSA only when initialized.
17480 (gate_init_datastructures): Init only when optimizing.
17481 (tree_lowering_passes): Do early local passes when called late.
17482 * tree-profile.c (do_tree_profiling): Don't profile functions added
17484 (do_early_tree_profiling, pass_early_tree_profile): Kill.
17485 * tree-cfg.c (update_modified_stmts): Do not update when operands are
17487 * passes.c (init_optimizations_passes): Reorder so we go into SSA
17488 during early_local_passes.
17489 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
17492 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17494 * Makefile.in: Update copyright year.
17496 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
17498 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
17499 in $(lang_checks) and check-consistency targets.
17501 2007-01-02 Jan Hubicka <jh@suse.cz>
17503 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
17504 Do not add referenced vars.
17505 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
17507 * passes.c (init_optimization_passes): Put mudflap_2 after
17508 free_datastructures.
17510 2007-01-02 Jan Hubicka <jh@suse.cz>
17512 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
17513 Set NOTHROW flag on call statements proved to be nothrow.
17514 Update statement of local calls so new pure/const functions are
17515 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
17517 (tree_rest_of_compilation): Register hooks and initialize bitmap
17518 early. Do not set after_inlining flag.
17520 2007-01-02 Steve Ellcey <sje@cup.hp.com>
17522 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
17523 HOST_BITS_PER_LONGLONG
17525 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17528 * c-typeck.c (store_init_value): Don't emit pedantic overflow
17529 warning for non-static initializers.
17531 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
17533 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
17534 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
17535 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
17536 Always use set_unique_reg_note to add REG_EQUAL notes.
17538 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17541 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17543 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17544 * cfgbuild.c (find_basic_blocks): Likewise.
17545 * cfgrtl.c (rtl_create_basic_block): Likewise.
17546 * function.c (temp_slots_at_level): Likewise.
17547 * reg-stack.c (stack_regs_mentioned): Likewise.
17548 * regclass.c (allocate_reg_info): Likewise.
17549 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17550 set_bb_for_stmt, move_block_to_fn): Likewise.
17551 * tree-complex.c (tree_lower_complex): Likewise.
17552 * vec.h (VEC_safe_grow_cleared): New.
17554 2007-01-02 Ian Lance Taylor <iant@google.com>
17556 * c-common.c (c_common_truthvalue_conversion): When warning about
17557 using an assignment as a truth value, set TREE_NO_WARNING.
17559 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17562 * c.opt (Wold-style-declaration): New.
17563 * doc/invoke.texi (C-only Warning Options): New.
17564 (Wold-style-declaration): Document it.
17565 (Wextra): Enabled by -Wextra.
17566 * c-opts.c (c_common_post_options): Enabled by -Wextra.
17567 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
17568 -Wold-style-declaration.
17570 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
17572 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
17573 * cfgbuild.c (find_basic_blocks): Likewise.
17574 * cfgrtl.c (rtl_create_basic_block): Likewise.
17575 * function.c (temp_slots_at_level): Likewise.
17576 * reg-stack.c (stack_regs_mentioned): Likewise.
17577 * regclass.c (allocate_reg_info): Likewise.
17578 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
17579 set_bb_for_stmt, move_block_to_fn): Likewise.
17580 * tree-complex.c (tree_lower_complex): Likewise.
17581 * vec.h (VEC_safe_grow_cleared): New.
17583 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
17585 * c-common.c (c_common_nodes_and_builtins): Since variants of
17586 void_type_node get built before it is given a name, we need to
17587 give those variants the name, too.
17588 (complete_array_type): We need to work with the canonical main
17589 type of the array, from which we will build the qualified version.
17590 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
17591 * print-tree.c (print_node): Display canonical type information
17593 * stor-layout.c (layout_type): When we don't know the
17594 alignment of a type for which we're building an array, we end up
17595 guessing wrong, so make the type require structural equality.
17596 * tree.c (make_node_stat): When we build a new type, it is its
17597 own canonical type.
17598 (build_type_attribute_qual_variant): When building an attribute
17599 variant, its canonical type is the non-attribute variant. However,
17600 if the attributes are target-dependent and they differ, we need to
17601 use structural equality checks for this type.
17602 (build_qualified_type): A qualified type is not equivalent to its
17603 unqualified variant; set the canonical type appropriately.
17604 (build_distinct_type_copy): When building a distinct type from
17605 another type, the new type is its own canonical type.
17606 (build_variant_type_copy): When building a new type variant, we
17607 assume that it is equivalent to the original type.
17608 (build_pointer_type_for_mode): When building a pointer type, also
17609 build a canonical type pointer.
17610 (build_reference_type_for_mode): When building a reference type,
17611 also build a canonical type reference.
17612 (build_index_type): When we can't hash an index type (e.g.,
17613 because its maximum value is negative), the index type requires
17614 structural equality tests.
17615 (build_array_type): Build the canonical form of an array type.
17616 (build_function_type): Function types require structural equality,
17617 because they contain default arguments, attributes, etc.
17618 (build_method_type_directly): Ditto for method types.
17619 (build_offset_type): Build the canonical offset type.
17620 (build_complex_type): Build the canonical vector type.
17621 (make_vector_type): Build the canonical vector type.
17622 * tree.h (TYPE_CANONICAL): New.
17623 (TYPE_STRUCTURAL_EQUALITY_P): New.
17624 (SET_TYPE_STRUCTURAL_EQUALITY): New.
17625 (struct tree_type): Added "canonical" field.
17626 * params.h (VERIFY_CANONICAL_TYPES): New.
17627 * doc/c-tree.texi (TYPE_CANONICAL): Document.
17628 (TYPE_STRUCTURAL_EQUALITY_P): Document.
17629 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
17630 * doc/invoke.texi (verify-canonical-types): Document --param
17631 parameter for verifying canonical types.
17633 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17635 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
17636 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
17637 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
17638 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
17640 * config/rs6000/e500.h: New.
17641 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
17642 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
17644 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
17645 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
17646 TARGET_E500_DOUBLE): Remove.
17647 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
17648 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
17649 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
17650 * config/rs6000/rs6000.c (rs6000_override_options): Use
17651 CHECK_E500_OPTIONS.
17653 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17655 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
17656 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
17657 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
17658 rs6000_emit_cmove): Don't check TARGET_E500.
17659 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
17660 sordered): Don't check TARGET_E500.
17662 2007-01-01 Eric Christopher <echristo@apple.com>
17664 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
17665 HARD_REGISTER_NUM_P.
17667 2007-01-01 Roger Sayle <roger@eyesopen.com>
17669 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
17670 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
17671 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
17674 2007-01-01 Mike Stump <mrs@apple.com>
17676 * configure.ac: Remove support for building with Apple's gcc-3.1.
17678 2007-01-02 Joseph Myers <joseph@codesourcery.com>
17680 PR middle-end/30311
17681 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
17682 REG is a hard register. Do not modify REG before calling
17684 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
17685 multiple of the size of YMODE for certain lowpart cases.
17687 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17689 PR middle-end/30253
17690 * gimplify (voidify_wrapper_expr): Update for
17691 GIMPLE_MODIFY_STMT.
17693 2007-01-01 Andreas Schwab <schwab@suse.de>
17696 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
17697 save of BR0 in extra_spill_size instead of spill_size.
17698 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
17700 (ia64_expand_epilogue): Restore BR0 from its new location.
17702 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17704 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
17705 Use a temporary variable if the left hand side is not a gimple
17708 2007-01-01 Andrew Pinski <pinskia@gmail.com>
17710 * gimplify.c (gimplify_return_expr): Make the temporary variable
17711 for the return expression, a gimple register variable.
17713 2007-01-01 Jan Hubicka <jh@suse.cz>
17715 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
17718 2007-01-01 Mike Stump <mrs@apple.com>
17720 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
17722 * config/darwin.c (machopic_select_rtx_section): Use
17723 HAVE_GAS_LITERAL16.
17724 (darwin_mergeable_constant_section): Likewise.
17725 * configure: Regenerate.
17726 * config.in: Regenerate.
17728 2007-01-01 Jan Hubicka <jh@suse.cz>
17729 Andrew Pinski <pinskia@gmail.com>
17731 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
17732 before starting IPA passes.