(MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
	(MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
	(TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
	(TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
	(TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
	(OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
	* config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
	MASK_NO_BITFIELD.
	* config/ns32k/ns32k.c (ns32k_handle_option): New function.
	(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
	* config/ns32k/ns32k.opt: New file.

From-SVN: r98018

	* config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
	* config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
	(MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
	(TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
	(MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
	(TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
	(MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
	(MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
	(MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
	(TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
	(TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
	(TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
	(MASK_COLDFIRE): Formatting fixes.
	(TARGET_COLDFIRE): Turn into a boolean value for consistency.
	* config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
	* config/m68k/m68k.c (m68k_library_id_string): Initialize to
	"_current_shared_library_a5_offset_".
	(TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
	(MASK_ALL_CPU_BITS): New macro.
	(m68k_handle_option): New function.
	(override_options): Remove handling of m68k_library_id_string.
	* config/m68k/m68k.opt: New file.
	* config/m68k/ieee.opt: New file.

From-SVN: r98017

fortran/
	* lang.opt: Refer to the GCC internals documentation instead of c.opt.

ada/
	* lang.opt: Refer to the GCC internals documentation instead of c.opt.

java/
	* lang.opt: Refer to the GCC internals documentation instead of c.opt.

treelang/
	* lang.opt: Refer to the GCC internals documentation instead of c.opt.

From-SVN: r98012

	* target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
	(TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
	(TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
	(TARGET_CXX): Adjust accordingly.
	* target.h (struct gcc_target): Remove epxort_class_data.  Add
	determine_class_data_visibility and class_data_always_comdat.
	* doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
	(TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
	(TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
	* config/arm/arm.c (arm_cxx_export_class_data): Remove.
	(arm_cxx_determine_class_data_visibility): New.
	(arm_cxx_class_data_always_comdat): Likewise.
	(TARGET_CXX_EXPORT_CLASS_DATA): Remove.
	(TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
	(TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
	* config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
	* config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
	Define.

	* decl2.c (determine_visibility): Don't use export_class_data.
	(import_export_decl): Honor TARGET_CXX_CLASS_DATA_ALWAYS_WEAK and
	TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY.

	* testsuite/g++.dg/ext/visibility/arm2.C: New test.
	* testsuite/g++.dg/ext/visibility/arm3.C: Likewise.
	* testsuite/g++.dg/ext/visibility/symbian2.C: Likewise.

From-SVN: r98010

From-SVN: r98009

From-SVN: r98003

	* config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
	* config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
	* config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.

	* config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
	(SUBTARGET_EXTRA_SPECS): Always 'i386'.

From-SVN: r98001

	* dwarf2out.c (output_line_info): Don't try to dereference
	a NULL current_function_decl.

From-SVN: r98000

         * tree-data-ref.c (build_classic_dist_vector,
         compute_subscript_distance): Make externally visible.
         * tree-data-ref.h (build_classic_dist_vector,
         compute_subscript_distance): Same.
         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
         Check distance vector against vectorization factor.
         (vect_analyze_loop): Determine vectorizaion factor before
         analyzing data dependences.
         * tree-vectorizer.c (loops_num): Make it externally visible and
         rename ...
         * tree-vectorizer.c (vect_loops_num): ... new name.
         * tree-vectorizer.h  (vect_loops_num): New.

         * tree-vect-analyze.c (vect_analyze_operations): Check
         vectorizable codition.
         * tree-vect-transform.c (vect_is_simple_cond): New function.
         (vectorizable_condition): New function.
         (vect_transform_stmt): Handle condition_vec_info_type.
         * tree-vectorizer.h (enum stmt_vec_info_type): Add
         condition_vec_info_type.
         (vectorizable_condition): New.

         * lib/target-supports.exp (check_effective_target_vect_condition): New.
         * gcc.dg/vect/vect-ifcvt-1.c: New test.
         * gcc.dg/vect/vect-ifcvt-2.c: New test.
         * gcc.dg/vect/vect-ifcvt-3.c: New test.
         * gcc.dg/vect/vect-ifcvt-4.c: New test.
         * gcc.dg/vect/vect-ifcvt-5.c: New test.
         * gcc.dg/vect/vect-ifcvt-6.c: New test.
         * gcc.dg/vect/vect-ifcvt-7.c: New test.
         * gcc.dg/vect/vect-none.c: Now one loop is vectorized.

         * gcc.dg/vect/vect-dv-1.c: New test.
         * gcc.dg/vect/vect-dv-2.c: New test.

From-SVN: r97999

[[Split portion of a mixed commit.]]

From-SVN: r97994.2

	* config/t-slibgcc-darwin: Don't put shared libraries in
	directories other than $(slibdir).
	* config/rs6000/darwin.h: Find -m64 libgcc under the name the
	OS uses for it.

From-SVN: r97991

	PR tree-optimization/20933
	* tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
	logic to reject aliases between read-only and writable
	variables ...
	(may_alias_p): ... here.
	(get_tmt_for): Do not associate read-only tags to pointers
	whose pointed-to type is not read-only.
	* tree-ssa.c (verify_ssa): Check that memory stores have at
	least one V_MAY_DEF or V_MUST_DEF.


testsuite/ChangeLog

	PR tree-optimization/20933
	* gcc.dg/tree-ssa/pr20933.c: New test.

From-SVN: r97988

fortran/
* simplify.c (gfc_simplify_nearest): Overhaul.

testsuite/
* gfortran.dg/fold_nearest.f90: New test.

From-SVN: r97987

fixincludes:
	* configure.ac (fixincludes_UNLOCKED_FUNCS): New.
	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for fixincludes_UNLOCKED_FUNCS.
	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
	_unlocked function.
	(fwrite_unlocked): Fix prototype.

	* configure, config.h.in: Regenerate.

gcc:
	PR/17092
	* configure.ac (gcc_UNLOCKED_FUNCS): New.
	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
	_unlocked function.
	(fwrite_unlocked): Fix prototype.

	* configure, config.in: Regenerate.

libcpp:
	* configure.ac (libcpp_UNLOCKED_FUNCS): New.
	(AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for libcpp_UNLOCKED_FUNCS.
	* system.h (putchar, getc, getchar, clearerr, feof, fileno,
	fflush, fgetc, fgets, ferror, fread): Redefine to the associated
	_unlocked function.
	(fwrite_unlocked): Fix prototype.

	* configure, config.in: Regenerate.

From-SVN: r97986

        * tree-ssa-loop-im.c: Include real.h.
        (determine_invariantness_stmt): If real division divisor is
        invariant and flag_unsafe_math_optimizations enabled, generate
        invariant reciprocal for hoisting.
        * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.

From-SVN: r97983

2005-04-11  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/20926

	* tree-ssa-alias.c (add_type_alias): Handle subvars.

From-SVN: r97982

       * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
       operand ordering.

From-SVN: r97981

fold-const.c (fold_binary_op_with_conditional_arg): use fold_buildN instead of "fold (buildN" in some non obvious places.

2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>

        * fold-const.c (fold_binary_op_with_conditional_arg):
        use fold_buildN instead of "fold (buildN" in some
        non obvious places.
        (fold_unary): Likewise.
        (fold_binary): Likewise.

From-SVN: r97980

2005-04-11  Daniel Berlin  <dberlin@dberlin.org>

	Fix PR tree-optimization/20612
	* lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
	handling
	(perfect_nestify): preheaderbb is *not* part of loop of the
	old destination.

From-SVN: r97979

2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>

        * gcc.dg/tree-ssa/alias-1.c: New test.
2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>

        * tree-ssa-alias.c (may_alias_p): If the variable
        is a global variable and the pointer is parameter
        and -fargument-noalias-global is used, then
        the pointer cannot alias the variable.

From-SVN: r97978

include:
	* libiberty.h (fopen_unlocked, fdopen_unlocked, freopen_unlocked):
	Provide prototypes for new functions.

libiberty:
	* Makefile.in (CFILES): Add fopen_unlocked.c.
	(REQUIRED_OFILES): Add ./fopen_unlocked.o.
	Regenerate dependencies.

	* configure.ac: Check for stdio_ext.h and __fsetlocking.

	* fopen_unlocked.c: New file.

	* functions.texi, configure, config.in: Regenerate.

From-SVN: r97977

2005-04-11  James A. Morrison  <phython@gcc.gnu.org>

        * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
        * config/sparc/sparc.h: Likewise.
        * config/sparc/sparc.md: Likewise.

From-SVN: r97976

From-SVN: r97974

From-SVN: r97973

From-SVN: r97972

	PR tree-optimization/20920
	* tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
	SSA_NAME flows through an abnormal edge.
	* tree-vrp.c (infer_value_range): Ignore SSA names that flow
	through abnormal edges.
	(maybe_add_assert_expr): Likewise.

	PR tree-optimization/20920
	* g++.dg/tree-ssa/pr20920.C: New test.

From-SVN: r97971

	(s390_warn_framesize_string, s390_warn_dynamicstack_string)
	(s390_stack_size_string, s390_stack_guard_string, target_flags)
	(MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
	(MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
	(MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
	(TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
	(TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
	(TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
	(TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
	* config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
	(TARGET_HANDLE_OPTION): Likewise.
	(s390_tune): Initialize to PROCESSOR_max.
	(s390_arch_string): Make static.
	(s390_tune_string, s390_warn_framesize_string): Delete.
	(s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
	(s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
	(s390_handle_arch_option, s390_handle_option): New functions.
	(override_options): Remove parsing of option strings.
	* config/s390/s390.opt: New file.

From-SVN: r97968

2005-04-11  Paolo Bonzini  <bonzini@gnu.org>

	* tree-complex.c (expand_vector_operations): Call
	update_stmt_if_modified.

From-SVN: r97966

2005-04-11  Paolo Bonzini  <bonzini@gnu.org>

	* tree-vect-analyze (vect_determine_vectorization_factor):
	Do not use GET_MODE_NUNITS.
	* tree-vect-transform.c (vect_get_vec_def_for_operand,
	(vectorizable_load, vect_transform_loop): Likewise.

From-SVN: r97965

	(BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
	* optabs.h (enum optab_index): Add new OTI_lceil.
	(lceil_optab): Define corresponding macro.
	* optabs.c (init_optabs): Initialize lceil_optab.
	* genopinit.c (optabs): Implement lceil_optab using lceilsi2
	and lceildi2 patterns.

	* builtins.c (expand_builtin_int_roundingfn): Handle
	BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
	(fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
	BUILT_IN_LLCEIL{,F,L}.
	(fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
	BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
	(mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
	(expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
	BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.

	* convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
	into lceil built-in function and (long long int)ceil{,f,l} into
	llceil built-in function.
	* fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
	BUILT_IN_LLCEIL.
testsuite:

	* gcc.dg/builtins-53.c: Also check (int)ceil* and
	(long long int)ceil*.

From-SVN: r97964

	* pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
	zero.

From-SVN: r97961

[[Split portion of a mixed commit.]]

From-SVN: r97958.2

	* g++.dg/warn/Wdtor1.C: Declare template in system header with
	explicit C++ linkage.

From-SVN: r97955

From-SVN: r97951

	* adaint.c, init.c, tracebak.c: Fix comment typos.
	* gnat-style.texi, gnat_rm.texi, gnat_ugn.texi: Fix typos.

From-SVN: r97950

	* config/arm/arm.c: Fix a comment typo.
	* doc/tree-ssa.texi: Fix a typo.

From-SVN: r97949

	* match.c (match_arithmetic_if): Arithmetic IF is obsolete in
	Fortran 95.

	* gfortran.dg/pr17229.f: Take care of the new obsolescence
	warning for arithmetic IF statements.

From-SVN: r97948

From-SVN: r97947

	PR libfortran/20788
	* runtime/environ.c (init_unsigned_integer): Function for
	environment variables we want to be positive.
	(init_integer): Function to allow negative environment
	variables (e.g. for GFORTRAN_STDIN_UNIT).

From-SVN: r97946

	* cselib.c (clear_table): Rename to cselib_clear_table.
	* cselib.h (cselib_clear_table): Add prototype.
	* gcse.c (gcse_main): Make 'f' argument unused.
	(alloc_gcse_mem): Do not walk the insn chain, walk the contents
	of each basic block instead.
	(compute_sets, compute_hash_table_work): Likewise.
	(constprop_register): Change int 'alter_jumps' argument to bool.
	(do_local_cprop): Likewise.
	(local_cprop_pass): Likewise.  Also walk basic blocks instead of
	the insn chain.  Explicitly clear the cselib tables after finishing
	one basic block.  Make sure there are no unterminated libcall blocks.
	Update compute_sets call.
	(cprop): Walk basic blocks instead of the insn chain.
	(one_cprop_pass, compute_ld_motion_mems, compute_store_table):
	Likewise.
	(bypass_jumps): Update alloc_gcse_mem, compute_sets, and
	one_cprop_pass calls.

From-SVN: r97945