+2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/39701
+ * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
+
+ * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
+ here.
+
+ * doc/invoke.texi: Update -fdelete-null-pointer-checks.
+
+2009-04-10 Chao-ying Fu <fu@mips.com>
+
+ * doc/tm.texi (Instruction Output): Document
+ TARGET_ASM_FINAL_POSTSCAN_INSN.
+ * target.h (final_postscan_insn): New field in asm_out.
+ * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
+ (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
+ * final.c (final_scan_insn): Call
+ targetm.asm_out.final_postscan_insn after outputting
+ an asm macro and a normal instruction.
+
+ * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
+ * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
+ * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
+ (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
+ (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
+
+2009-04-10 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/39701
+ * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
+ variables as non-NULL even with -fdelete-null-pointer-checks.
+
+2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
+
+2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39678
+ * config/i386/i386.c (classify_argument): Handle SCmode with
+ (bit_offset % 64) != 0.
+
+2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi (Optimize Options): Add cross-reference to
+ -Q --help=optimizers examples.
+
+2009-04-10 Ben Elliston <bje@au.ibm.com>
+
+ PR target/36800
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
+ regalign for the reg == fpr and TDmode case.
+
+2009-04-09 David Ayers <ayers@fsfe.org>
+
+ PR objc/29200
+ * objc/objc-act.c (warn_with_method): Remove helper function.
+ (check_duplicates): Call warning and inform directly.
+ (really_start_method): Likewise.
+
2009-04-09 Paolo Bonzini <bonzini@gnu.org>
* expmed.c (expand_divmod): Always use a comparison for a division
by a large unsigned integer.
- * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
- for things others than variables or functions as nonzero.
+ * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
+ for things others than variables or functions as nonzero.
2009-04-09 Nick Clifton <nickc@redhat.com>
* unwind-compat.c: Change copyright header to refer to version
3 of the GNU General Public License with version 3.1 of the
GCC Runtime Library Exception and to point readers at the
- COPYING3 and COPYING3.RUNTIME files and the FSF's license web
- page.
+ COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
* config/alpha/crtfastmath.c: Likewise.
* config/alpha/linux-unwind.h: Likewise.
* config/alpha/qrnnd.asm: Likewise.
2009-04-09 Paolo Bonzini <bonzini@gnu.org>
- * config/i386/i386.md (cmpcc): New.
- * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
- (sync_compare_and_swap_cc*): Delete.
-
- * config/s390/s390.c (s390_compare_emitted): Remove.
- (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
- s390_compare_emitted used to be handled. Assert that modes match.
- (s390_emit_compare_and_swap): Use s390_emit_compare, do not
- refer to sync_compare_and_swap_ccsi.
- * config/s390/s390.h (s390_compare_emitted): Remove.
- * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
- instead of s390_compare_emitted.
- (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
- instead of s390_compare_emitted.
- * config/s390/s390.md (cmpcc): New.
- (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
- CC_REGNUM, do not pretend it's set.
- (sync_compare_and_swap_cc*): Delete.
- * config/s390/predicates.md (cc_reg_operand): New.
-
- * expr.c (sync_compare_and_swap_cc): Delete.
- * optabs.h (sync_compare_and_swap_cc): Delete.
- * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
- is being used with can_compare_p.
- (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
- (find_cc_set): New.
- (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
- look for a MODE_CC set instead. Use emit_store_flag.
- (expand_compare_and_swap_loop): Likewise, with some additional
- complication to avoid a force_reg when useless. Use
- emit_cmp_and_jump_insns.
- * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
- * doc/md.texi (sync_compare_and_swap_cc): Merge with
- sync_compare_and_swap documentation.
-=======
* config/i386/i386.md (cmpcc): New.
* config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
(sync_compare_and_swap_cc*): Delete.
(vect_do_peeling_for_alignment): Adjust. Unconditionally apply
the cost model check.
(vect_loop_versioning): Take stmt and stmt list to put pre-condition
- guards if we are going to peel. Do not apply versioning in that
- case.
+ guards if we are going to peel. Do not apply versioning in that case.
* tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
(vect_do_peeling_for_loop_bound): Likewise.
* tree-vect-loop.c (vect_transform_loop): If we are peeling for
PR rtl-optimization/39607
PR rtl-optimization/39631
- Revert
+
+ Revert:
+
2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
* reload.c (push_reload, find_dummy_reload): Use df_get_live_out
instead of DF_LR_OUT.
(record_equivalences_from_stmt): Likewise.
(avail_expr_hash): Likewise.
(avail_expr_eq): Likewise.
- * tree-ssa-propagate.c (update_call_from_tree): Properly
- update VOPs.
+ * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
(stmt_makes_single_load): Likewise.
(stmt_makes_single_store): Likewise.
* tree-ssa-alias.c: Rewrite completely.
(PARAM_AVG_ALIASED_VOPS): Likewise.
* tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
(duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
- * tree-ssa-operands.c: Simplify for new virtual operand
- representation.
+ * tree-ssa-operands.c: Simplify for new virtual operand representation.
(operand_build_cmp, copy_virtual_operands,
create_ssa_artificial_load_stmt, add_to_addressable_set,
gimple_add_to_addresses_taken): Remove public functions.
Also, make sure the function properly sets TYPE_STUB_DECL() on
the newly created typedef variant type.
* c-common.h (is_typedef_decl, set_underlying_type): Declare ...
- * c-common.c (is_typedef_decl, set_underlying_type): ... new entry points.
+ * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
+ points.
2009-04-02 Richard Guenther <rguenther@suse.de>
2009-04-01 Matt Thomas <matt@3am-software.com>
- * config/vax/predicates.md: New file. (symbolic_operand,
- local_symbolic_operand, external_symbolic_operand,
+ * config/vax/predicates.md: New file.
+ (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
external_const_operand, nonsymbolic_operand, external_memory_operand,
indirect_memory_operand, indexed_memory_operand,
illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
nonimmediate_addsub_di_operand, general_addsub_di_operand): New
predicate.
- * config/vax/constraints.md: New file. (Z0, U06, U08, U16, CN6, S08,
- S16, I, J, K, L, M, N, O, G, Q, B, R, T): New constraint.
- * config/vax/builtins.md: New file. (ffssi2, ffssi2_internal,
- sync_lock_test_and_set<mode>, jbbssiqi, jbbssihi, jbbssisi,
- sync_lock_release<mode>, jbbcciqi, jbbccihi, jbbccisi): Define.
+ * config/vax/constraints.md: New file.
+ (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
+ New constraint.
+ * config/vax/builtins.md: New file.
+ (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
+ jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
+ jbbccisi): Define.
* config/vax/vax.opt (mqmath): Add option.
* config/vax/vax.md (isfx): Extend with DI.
(VAXintQH, VAXintQHSD): Define.
2009-04-01 Rafael Avila de Espindola <espindola@google.com>
- * varasm.c (default_function_rodata_section): Declare DOT as const char*.
+ * varasm.c (default_function_rodata_section): Declare DOT as
+ const char*.
2009-04-01 Kai Tietz <kai.tietz@onevision.com>
Andrey Galkin <agalkin@hypercom.com>
2009-03-31 Joseph Myers <joseph@codesourcery.com>
* c-common.c (c_get_ident): New.
- (c_common_nodes_and_builtins): Call it for type names that may be
- NULL.
+ (c_common_nodes_and_builtins): Call it for type names that may be NULL.
2009-04-01 Ben Elliston <bje@au.ibm.com>