+2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
+
+ * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
+ tuning is deprecated if -mtune value is set to an Itanium1 variant.
+
+2009-04-01 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/29027
+ * c-lex.c (interpret_float): Default (no suffix) is double.
+
+2009-04-1 Xinliang David Li <davidxl@google.com>
+
+ * config/i386/i386.c (legitimate_constant_p): Recognize
+ all one vector constant.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/vax.c: Add #includes to silence warnings.
+ Change #include order to silence two warnings.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
+ (ASM_SPEC): Pass -k to the assembler for PIC code.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config.gcc: Add vax-*-linux* to the switch.
+ * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
+ TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
+ Use predicate macros instead of GET_CODE() == foo.
+ * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
+ ashlsi3, rotrsi3, <unnamed>): Likewise.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
+ jbbccihi, jbbccisi): Remova trailing whitespace.
+ * gcc/config/vax/constraints.md: Likewise.
+ * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
+ * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
+ * gcc/config/vax/predicates.md: Likewise.
+ * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
+ vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
+ * gcc/config/vax/vax.h: Likewise.
+ * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
+ (indirectable_address_p, adjacent_operands_p): Add spaces around
+ braces.
+ * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/vax.c (legitimate_constant_address_p,
+ legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
+ index_term_p, reg_plus_index_p, legitimate_address_p,
+ vax_mode_dependent_address_p): Update comments to match functions
+ modified by the recent int->bool conversion.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/builtins.md: Update copyright message.
+ * gcc/config/vax/constraints.md: Likewise.
+ * gcc/config/vax/netbsd-elf.h: Likewise.
+ * gcc/config/vax/predicates.md: Likewise.
+ * gcc/config/vax/vax-protos.h: Likewise.
+ * gcc/config/vax/vax.c: Likewise.
+ * gcc/config/vax/vax.h: Likewise.
+ * gcc/config/vax/vax.md: Likewise.
+ * gcc/config/vax/vax.opt: Likewise.
+
+2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
+
+ * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
+ sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
+ * gcc/config/vax/constraints.md (B, R): Likewise.
+ * gcc/config/vax/predicates.md (external_memory_operand,
+ nonimmediate_addsub_di_operand): Likewise.
+ * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
+ * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
+ untyped_call): Likewise.
+
+2009-04-01 Matt Thomas <matt@3am-software.com>
+
+ * 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/vax.opt (mqmath): Add option.
+ * config/vax/vax.md (isfx): Extend with DI.
+ (VAXintQH, VAXintQHSD): Define.
+ (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
+ mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
+ and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
+ one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
+ (movdi): Update constraints and use vax_output_int_move().
+ (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
+ movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
+ pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
+ nonlocal_goto): New.
+ (mov<mode>): Extend accepted operand types.
+ (subdi3_old): Rename from subdi3, change update constraints and use
+ a new implementation.
+ * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
+ (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
+ MOVE_RATIO, CLEAR_RATIO): Define.
+ (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
+ CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
+ (PRINT_OPERAND): Redefine using a function instead of inlined code.
+ * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
+ (split_quadword_operands): Make static and really allow variable
+ splitting.
+ (print_operand_address): Update for PIC generation.
+ (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
+ indexable_address_p, fixup_mathdi_operand,
+ vax_expand_addsub_di_operands, adjacent_operands_p): New.
+ (vax_float_literal, legitimate_constant_p,
+ indirectable_constant_address_p, index_term_p,
+ reg_plus_index_p): Return bool instead of int.
+ (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
+ where needed.
+ (vax_output_int_move, vax_output_int_add): Extend to allow PIC
+ generation.
+ (vax_output_conditional_branch): Indent.
+ (legitimate_constant_address_p, indirectable_constant_address_p,
+ indirectable_address_p, nonindexed_address_p, legitimate_address_p,
+ vax_mode_dependent_address_p): Return bool instead of int, update for
+ PIC generation.
+ * config/vax/vax-protos.h (legitimate_constant_address_p,
+ legitimate_constant_p, legitimate_address_p,
+ vax_mode_dependent_address_p): Change declaration to bool.
+ (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
+ vax_expand_addsub_di_operands, vax_output_int_subtract,
+ vax_output_movmemsi): Declare.
+ (split_quadword_operands, vax_float_literal): Delete declaration.
+ * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
+ * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
+ VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
+ ASM_OUTPUT_DWARF_PCREL): Define.
+ (ASM_SPEC): Change definition to allow PIC generation.
+
+2009-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39226
+ * config/rs6000/rs6000.md (andsi3_internal5_nomc,
+ anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
+ (booldi3_internal3): Use boolean_or_operator instead of
+ boolean_operator.
+
+2009-04-01 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/39605
+ * c-decl.c (grokdeclarator): Pedwarn for file-scope array
+ declarator whose size is not an integer constant expression but
+ folds to an integer constant, then treat it as a constant
+ subsequently.
+
+2009-04-01 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (fold_plusminus_mult_expr): Do not fold
+ i * 4 + 2 to (i * 2 + 1) * 2.
+
+2009-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37772
+ * c-parser.c (c_parser_asm_statement): Skip until close paren and
+ return if c_parser_asm_string_literal returned NULL.
+
+2009-04-01 Nick Clifton <nickc@redhat.com>
+
+ * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
+ already defined.
+ * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
+ * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
+ other typedefs to avoid conflicts with libgcc2.c. Define labels
+ to gain 16-bit bit-manipulation functions from libgcc2.c and then
+ include it.
+ * config/m32c/m32c-lib2-trapv.c: New file. Define labels
+ to gain 16-bit trapping arithmetic functions from libgcc2.c and
+ then include it.
+
+2009-04-01 Rafael Avila de Espindola <espindola@google.com>
+
+ * 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>
+
+ PR/39492
+ * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
+ Make object_name unique for each process.
+
+2009-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/39591
+ * omp-low.c (remove_exit_barrier): Don't optimize if there are any
+ addressable variables in the parallel that could go out of scope while
+ running queued tasks.
+
+2009-04-01 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
+ (CASE_VALUES_THRESHOLD): Redefine.
+ * config/avr/avr.c (avr_override_options): Remove initialization of
+ avr_case_values_threshold variable.
+ (avr_case_values_threshold): Remove variable. Add new function.
+ * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
+ * config/avr/avr.opt (mno-tablejump): Remove option.
+ * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
+
+2009-04-01 DJ Delorie <dj@redhat.com>
+
+ * varasm.c (default_function_rodata_section): Don't assume
+ anything about where the first '.' in the section name is.
+
+2009-04-01 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
+ rs6000_emit_stack_tie.
+
+2009-03-31 Ian Lance Taylor <iant@google.com>
+
+ * tree-eh.c (tree_remove_unreachable_handlers): Compare
+ gimple_code with GIMPLE_RESX, not RESX.
+
+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.
+
+2009-04-01 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/sysv4.opt (msdata): Improve option description.
+
+2009-03-31 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.md (divsf3_internal_lat): Remove.
+ (divdf3_internal_lat): Remove.
+ (divxf3_internal_lat): Remove.
+ (divxf3_internal_thr): Remove.
+ (divxf): Use divxf3_internal.
+ * config/ia64/div.md (divsf3_internal_lat): New.
+ (divdf3_internal_lat): New.
+ (divxf3_internal): New.
+
+2009-03-31 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/448
+ * Makefile.in (USE_GCC_STDINT): Define.
+ (stmp-int-hdrs): Install stdint.h if applicable.
+ * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
+ if known.
+ (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
+ (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
+ UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
+ INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
+ INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
+ UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
+ INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
+ UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
+ UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
+ (c_common_nodes_and_builtins): Initialize
+ underlying_wchar_type_node. Do not initialize
+ signed_wchar_type_node or unsigned_wchar_type_node. Initialize
+ nodes for new types.
+ (c_stddef_cpp_builtins): Define macros for new types.
+ * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
+ Remove.
+ (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
+ CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
+ CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
+ CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
+ CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
+ CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
+ CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
+ CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
+ CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
+ (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
+ (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
+ int16_type_node, int32_type_node, int64_type_node,
+ uint8_type_node, uint16_type_node, c_uint32_type_node,
+ c_uint64_type_node, int_least8_type_node, int_least16_type_node,
+ int_least32_type_node, int_least64_type_node,
+ uint_least8_type_node, uint_least16_type_node,
+ uint_least32_type_node, uint_least64_type_node,
+ int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
+ int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
+ uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
+ uintptr_type_node): Define.
+ * c-cppbuiltin.c (builtin_define_constants,
+ builtin_define_type_minmax): New.
+ (builtin_define_stdint_macros): Define more macros.
+ (c_cpp_builtins): Define more limit macros.
+ (type_suffix): New.
+ (builtin_define_type_max): Define in terms of
+ builtin_define_type_minmax. Remove is_long parameter. All
+ callers changed.
+ * config.gcc (use_gcc_stdint): Define.
+ (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
+ Add newlib-stdint.h for generic targets.
+ * config/glibc-stdint.h, config/newlib-stdint.h,
+ ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
+ * config/m32c/m32c.h (UINTPTR_TYPE): Define.
+ * config/score/score.h (UINTPTR_TYPE): Define.
+ * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
+ INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
+ UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
+ INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
+ UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
+ INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
+ UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
+ UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
+ * config/spu/spu.h (STDINT_LONG32): Define.
+ * configure.ac (use_gcc_stdint): Substitute.
+ * configure: Regenerate.
+ * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
+ __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
+ __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
+ __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
+ __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
+ __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
+ __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
+ __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
+ __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
+ __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
+ __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
+ __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
+ __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
+ __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
+ __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
+ __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
+ __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
+ __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
+ __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
+ __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
+ __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
+ * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
+ INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
+ INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
+ INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
+ UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
+ INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
+ UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
+ UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
+
+2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * loop-iv.c (suitable_set_for_replacement): Renamed from
+ simplify_using_assignment; changed to return bool and to accept new
+ args DEST and SRC. Return true iff we find a source/destination pair
+ that can be used to make a replacement, and fill SRC and DEST if so.
+ Remove arg ALTERED. Don't deal with altered regs here. All callers
+ changed.
+ (simplify_using_initial_values): Deal with altered regs here and track
+ more precisely the effect they have on the validity of our expression.
+
+ * loop-iv.c (simplify_using_condition): A condition of the form
+ (EQ REG CONST) can be used to simply make a substitution.
+ (simplify_using_initial_values): Keep track of conditions we have seen
+ and keep using them to simplify new expressions, while applying the
+ same substitutions to them as to the expression.
+
+ * simplify-rtx.c (simplify_relational_operation_1): Simplify
+ (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
+ GEU/LTU reversed.
+
+ * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
+ changed. Use this when trying to improve the upper bound.
+ Generate the comparison by using simplify_gen_relational.
+
+ * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
+
+ * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
+ functions.
+ (simplify_using_assignment, simplify_using_initial_values): Call
+ replace_in_expr to make replacements. Call replace_single_def_regs
+ once on the initial version of the expression.
+
+2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ PR target/27237
+ * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
+
+2009-03-31 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31029
+ * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
+ equality comparisons. Fold C - X CMP X if C % 2 == 1.
+
+2009-03-31 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (div_if_zero_remainder): Declare.
+ * fold-const.c (div_if_zero_remainder): Export.
+ * tree-ssa-forwprop.c
+ (forward_propagate_addr_into_variable_array_index): Handle
+ constant array index addition outside of the variable index.
+
+2009-03-31 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/39592
+ * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
+ define_splits, floatunssi<mode>2): Require x87 conversions from
+ DImode to be permitted.
+
+2009-03-31 Joseph Myers <joseph@codesourcery.com>
+
+ PR preprocessor/15638
+ * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
+
+2009-03-31 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/23401
+ PR middle-end/27810
+ * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
+ (struct tree_decl_with_vis): Remove gimple_formal_temp member.
+ * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
+ a separate statement.
+ * gimplify.c (pop_gimplify_context): Remove formal temp handling.
+ (lookup_tmp_var): Likewise.
+ (is_gimple_formal_tmp_or_call_rhs): Remove.
+ (is_gimple_reg_or_call_rhs): Rename to ...
+ (is_gimple_reg_rhs_or_call): ... this.
+ (is_gimple_mem_or_call_rhs): Rename to ...
+ (is_gimple_mem_rhs_or_call): ... this.
+ (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
+ DECL_GIMPLE_REG_P only if is_formal is true.
+ (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
+ for non-proper post-modify expression gimplification.
+ (gimplify_self_mod_expr): For post-modify expressions gimplify
+ the lvalue to a minimal lvalue.
+ (rhs_predicate_for): Remove formal temp case.
+ (gimplify_modify_expr_rhs): Likewise.
+ (gimplify_addr_expr): Use is_gimple_reg.
+ (gimplify_expr): Remove formal temp cases.
+ (gimple_regimplify_operands): Likewise.
+ * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
+ and FILTER_EXPR like constants.
+ * gimple.c (walk_gimple_op): Fix val_only initialization, use
+ is_gimple_reg.
+ (is_gimple_formal_tmp_rhs): Remove.
+ (is_gimple_reg_rhs): Remove special casing.
+ (is_gimple_mem_rhs): Fix.
+ (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
+ (is_gimple_formal_tmp_var): Remove.
+ (is_gimple_formal_tmp_reg): Likewise.
+ (is_gimple_min_lval): Allow invariant component ref parts.
+ * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
+ is_gimple_formal_tmp_reg): Remove declarations.
+ * tree-cfg.c (verify_expr): Verify that variables with address
+ taken do not have DECL_GIMPLE_REG_P set.
+ * tree-mudflap.c (mf_build_check_statement_for): Use
+ force_gimple_operand instead of gimplify_expr.
+
+2009-03-31 Ayal Zaks <zaks@il.ibm.com>
+
+ * modulo-sched.c (sms_schedule_by_order): Pass the actual
+ schedulable rows to compute_split_row.
+
+2009-03-31 Ben Elliston <bje@au.ibm.com>
+
+ PR target/31635
+ * config/rs6000/rs6000.c (rs6000_handle_option): Handle
+ OPT_mvrsave.
+
+2009-03-31 Alan Modra <amodra@bigpond.net.au>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
+ * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/rs6000/rs6000.opt (mtls-markers): Add.
+ * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
+ * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
+ (tls_ld_aix, tls_ld_sysv): Likewise.
+ (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
+ (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
+
2009-03-31 Alan Modra <amodra@bigpond.net.au>
* config/spu/spu.c (spu_expand_prologue): Delete redundant code.
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