2006-03-29  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config.gcc (s390-*-linux-*, s390x-*-linux*): Add t-dfprules to 
	tmake_file.
	* config/s390/s390.c (S390_scalar_mode_supported_p): New function.
	(NR_C_MODES): Add TDmode, DDmode and SDmode.
	(s390_output_pool_entry, ): Accept MODE_DECIMAL_FLOAT.
	(s390_hard_regno_mode_ok): Disallow TDmode in integer regs.
	(s390_function_arg_float): Allow SDmode and DDmode values to be
	passed in floating point registers.
	(s390_function_arg_integer, s390_function_value): Replace MODE_FLOAT 
	check with SCALAR_FLOAT_MODE_P.
	(TARGET_SCALAR_MODE_SUPPORTED_P): Define target macro.

From-SVN: r112491

	PR tree-optimization/25985
	* tree-ssa-loop-niter.c (number_of_iterations_le,
	number_of_iterations_ne): Make comments more precise.
	(number_of_iterations_cond): Add only_exit argument.  Use the
	fact that signed variables do not overflow only when only_exit
	is true.
	(loop_only_exit_p): New.
	(number_of_iterations_exit): Pass result of loop_only_exit_p to
	number_of_iterations_cond.

From-SVN: r112484

	PR tree-optimization/26643
	* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not handle
	bit_field_refs.

From-SVN: r112483

From-SVN: r112481

	* config/sh/sh.md (udivsi3_i4_int): Clobber MACH_REG and MACL_REG.
	(divsi3_i4_int): Likewise.

From-SVN: r112476

2006-03-28  Steven G. Kargl  <kargls@comcast.net>

        * intrinsic.texi: s/floor/float in previous commit.

From-SVN: r112474

expr.c (emit_group_store): Only create a new pseudo reg if the quantity it needs to hold isn't already a...


	* expr.c (emit_group_store): Only create a new pseudo reg if the
	quantity it needs to hold isn't already a suitable pseudo.

From-SVN: r112469

        * timevar.def (TV_TREE_PHI_CPROP): New timevar.
        * tree-ssa-dom.c (pass_phi_only_cprop): Use it.

From-SVN: r112466

	PR libgcj/26441:
	* Merged libltdl 1.5.16 from vendor branch.

From-SVN: r112465

	PR libgcj/26641:
	* Merged libltdl 1.5.16 from vendor branch.

From-SVN: r112464

From-SVN: r112463

fold-const.c (fold_binary): Fold (X & Y) ^ Y as the equivalent ~X & Y, and the symmetry related transformations.


	* fold-const.c (fold_binary) <BIT_XOR_EXPR>: Fold (X & Y) ^ Y as
	the equivalent ~X & Y, and the symmetry related transformations.
	(fold_binary) <BIT_AND_EXPR>: Similarly, fold (X ^ Y) & Y as 
	~X & Y, and symmetry related transforms.

	* gcc.dg/fold-andxor-1.c: New test case.
	* gcc.dg/fold-xorand-1.c: Likewise.

From-SVN: r112459

	Revert my 2006-03-27 patches.

From-SVN: r112456

	* fold-const.c (fold_unary) <NOP_EXPR>: Fold (T1)(~(T2)X) as
	~(T1)X, when T1 and T2 are integer types of the same precision
	and (T2)X isn't an extension.

	* gcc.dg/fold-convnotconv-1.c: New test case.

From-SVN: r112455

2006-03-28  Anthony Balkissoon  <abalkiss@redhat.com>

	* scripts/unicode-muncher.pl: Removed this file.
	* scripts/MakeCharTables.java: Likewise.
	* scripts/unicode-to-chartables.pl: New file.
	* java/lang/natCharacter.cc: 
	(UNASSIGNED_TYPE): New field.
	(UNASSIGNED_DIGIT): Likewise.
	(UNASSIGNED_DIRECTION): Likewise.
	(UNASSIGNED_NUMERIC_VALUE): Likewise.
	(PRIVATE_TYPE): Likewise.
	(PRIVATE_DIRECTION): Likewise.
	(readCodePoint): New method.
	(getType(jint)): Likewise.
	(toLowerCase(jint)): Likewise.
	(toUpperCase(jint)): Likewise.
	(toTitleCase(jint)): Likewise.
	(digit(jint, jint)): Likewise.
	(getNumericValue(jint)): Likewise.
	(getDirectionality(jint)): Likewise.
	(readChar),
	(getType(jchar)),
	(toLowerCase(jchar)),
	(toUpperCase(jchar)),
	(toTitleCase(jchar)),
	(digit(jchar, jint)),
	(getNumericValue(jchar)),
	(getDirectionality(jchar)): Changed references from data to data[0], 
	blocks to blocks[0], direction to direction[0], numValue to 
	numValue[0], upper to upper[0], lower to lower[0], and shift to 
	shift[0] to reflect the new structures in java-chartables.h.	
	* java/lang/Character.java:
	(readCodePoint): Declared new native method.
	(getType(int)): Likewise.
	(toLowerCase(int)): Likewise.
	(toUpperCase(int)): Likewise.
	(toTitleCase(int)): Likewise.
	(digit(int, int)): Likewise.
	(getNumericValue(int)): Likewise.
	(getDirectionality(int)): Likewise.
	(isLowerCase(int)): New method.
	(isUpperCase(int)): Likewise.
	(itTitleCase(int)): Likewise.
	(isDigit(int)): Likewise.
	(isDefined(int)): Likewise.
	(isLetter(int)): Likewise.
	(isLetterOrDigit(int)): Likewise.
	(isJavaIdentifierStart(int)): Likewise.
	(isJavaIdentifierPart(int)): Likewise.
	(isUnicodeIdentifierStart(int)): Likewise.
	(isUnicodeIdentifierPart(int)): Likewise.
	(isIdentifierIgnorable(int)): Likewise.
	(isSpaceChar(int)): Likewise.
	(isWhitespace(int)): Likewise.
	(isISOControl(int)): Likewise.
	(isMirrored(int)): Likewise.
	* include/java-chartables.h: Generated from 
	scripts/unicode-to-chartables.h.

From-SVN: r112454

        PR tree-optimization/26796
        * tree-ssa-dom.c (propagate_rhs_into_lhs): Queue blocks which
        need EH edge cleanups rather than purging them immediately.
        (eliminate_degenerate_phis): Handle queued EH cleanups.

From-SVN: r112453

2006-03-28  Daniel Berlin  <dberlin@dberlin.org>

	* tree-ssa-alias.c (create_sft): Initially inherit TREE_ADDRESSABLE
	from parent_var.

From-SVN: r112451

2006-03-28  Paolo Carlini  <pcarlini@suse.de>

	* include/ext/vstring.h (operator[]): Allow s[s.size()] in
	debug mode, but not pedantic mode.

From-SVN: r112447

2006-03-28 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/26779
	*resolve.c (resolve_fl_procedure): Do not check the access of
	derived types for internal procedures.


2006-03-28 Paul Thomas <pault@gcc.gnu.org>

	PR fortran/26779
	* gfortran.dg/private_type_5.f90: New test.

From-SVN: r112442

re PR middle-end/22524 (fold (or the front-ends) produces UNARY (BIT_NOT_EXPR) tree with mismatch types)


	PR middle-end/22524
	* fold-const.c (fold_binary) <MINUS_EXPR>: Call fold_convert to
	cast BIT_NOT_EXPR operand to the correct type.

From-SVN: r112438

	* tree-loop-linear.c: Don't include varray.h.
	(gather_interchange_stats, try_interchange_loops,
	linear_transform_loops): Use VEC instead of VARRAY.
	* lambda-mat.c: Don't include varray.h.
	* tree-chrec.c: Same.
	* lambda-trans.c: Same.
	* tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info): Use
	VEC instead of VARRAY.
	* tree-vectorizer.h: Idem.
	* tree-data-ref.c (dump_data_references,
	dump_data_dependence_relations, dump_dist_dir_vectors, dump_ddrs,
	initialize_data_dependence_relation, finalize_ddr_dependent,
	compute_all_dependences, find_data_references_in_loop,
	compute_data_dependences_for_loop, analyze_all_data_dependences,
	free_dependence_relation, free_dependence_relations,
	free_data_refs): Idem.
	* tree-data-ref.h (data_reference_p, subscript_p): New.
	(data_dependence_relation, DDR_SUBSCRIPT, DDR_NUM_SUBSCRIPTS): Use
	VEC instead of VARRAY.
	(DDR_SUBSCRIPTS_VECTOR_INIT): Removed.
	(find_data_references_in_loop, compute_data_dependences_for_loop,
	dump_ddrs, dump_dist_dir_vectors, dump_data_references,
	dump_data_dependence_relations, free_dependence_relations,
	free_data_refs): Adjust declaration.
	(lambda_transform_legal_p): Move declaration here...
	* tree-vect-analyze.c (vect_analyze_data_ref_dependences,
	vect_compute_data_refs_alignment, vect_verify_datarefs_alignment,
	vect_enhance_data_refs_alignment, vect_analyze_data_ref_accesses,
	vect_analyze_data_refs): Use VEC instead of VARRAY.
	* lambda.h (lambda_transform_legal_p): ...from here.
	* lambda-code.c (lambda_transform_legal_p): Use VEC instead of VARRAY.
	* tree-vect-transform.c (vect_update_inits_of_drs): Idem.
	* Makefile.in (tree-loop-linear.o, lambda-mat.o, lambda-trans.o,
	tree-chrec.o): Don't depend on VARRAY_H.

From-SVN: r112437

From-SVN: r112432

2006-03-27  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* rtl.def (Copyright): Update date.
	(DEPS_LIST): Change type of the second operand to 'int'.
	* target.h (Copyright): Update date.
	(struct gcc_target.speculate_insn): Change type of the second parameter
	to 'int'.
	* lists.c (Copyright): Update date.
	(alloc_DEPS_LIST): Change signature.  Update reference to the second
	operand of the DEPS_LIST.
	(copy_DEPS_LIST_list): Update reference	to the second operand of the
	DEPS_LIST.
	* rtl.h (Copyright): Update date.
	(alloc_DEPS_LIST): Update signature.
	* sched-int.h (Copyright): Update date.
	(ds_t): Change typedef to 'int'.
	(DEP_STATUS, BITS_PER_DEP_STATUS): Update.

From-SVN: r112428

2006-03-27  Maxim Kuvyrkov  <mkuvyrkov@ispras.ru>

	* haifa-sched.c (Copyright): Update date.
	(try_ready): Change condition to restore non-speculative pattern
	of the instruction.
	(process_insn_depend_be_in_spec): Code to keep probability of the
	speculative dependence non-decreasing.

From-SVN: r112427

From-SVN: r112424

	* regrename.c (replace_oldest_value_addr): Initialize a variable to
	shut up the compiler.

From-SVN: r112423

	* config/sh/t-sh ($(T)libic_invalidate_array_4-100.a): Fix rule
	to use lib prefix for target.
	($(T)libic_invalidate_array_4-200.a): Likewise.
	($(T)libic_invalidate_array_4a.a): Likewise.

From-SVN: r112422

2006-03-27  Andrew Stubbs <andrew.stubbs@st.com>
	    J"orn Rennecke <joern.rennecke@st.com>

	* superh.opt: New file.
	* sh.c (boardtype, osruntime): Remove.
	* superh.h (SUBTARGET_OPTIONS): Remove.
	* config.gcc (sh*-superh-elf): Add sh/superh.opt to extra_options.

	* config.gcc (sh*-*-*): Don't use c-c ranges for tr.  Quote sed
	arguments with ^ and/or [].

	* config.gcc (sh-*-*): Add quoting to account for quirk of
	Solaris /bin/sh.
	Replace == with = in enable_incomplete_targets test.

	* config/sh/superh.h (SUBTARGET_LINK_SPEC): Replace LITTLE_ENDIAN_BIT
	with MASK_LITTLE_ENDIAN.

	* config.gcc (sh*-superh-elf): Add sh/superh.h to tm_file.
	* config/sh/sh.opt: Added to some comments.
	* config/sh/superh.h: Removed some chaff.

	* config/sh/sh.opt: Add m4-[1234]00* options.
	* config/sh/sh.c (sh_handle_option): Likewise.
	* config/sh/t-sh (IC_EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Define.
	(ic_invalidate_array_4-100.o): New rule.
	($(T)libic_invalidate_array_4-100.a): Likewise.
	(ic_invalidate_array_4-200.o): Likewise.
	($(T)libic_invalidate_array_4-200.a): Likewise.
	(ic_invalidate_array_4a.o): Likewise.
	($(T)libic_invalidate_array_4a.a): Likewise.
	* config/sh/t-elf (EXTRA_MULTILIB_PARTS): Add IC_EXTRA_PARTS.
	* config/sh/embed-elf.h (LIBGCC_SPEC): Add clauses for m4-100*,
	m4-200*, and m4a*.
	* config/sh/crt1.asm: Merged in profiling code.
	* config/sh/superh.h (STARTFILE_SPEC): Override.
	* config/sh/t-superh: Override EXTRA_MULTILIB_PARTS.
	Add rules for $(T)crt1-mmu.o, $(T)gcrt1-mmu.o and $(T)gcrt1.o.
	* config.gcc (sh*-superh-elf): Add t-superh to tmake_file.

	* t-sh (MULTILIB_MATCHES): Add sh4-[1245]00* variants.
	* config/sh/t-superh: Removed now-redundant MULTILIB_OPTIONS /
	MULTILIB_DIRNAMES / MULTILIB_MATCHES settings.

	* sh.opt (mpretend-cmove): New option.
	* sh.h (OPERRIDE_OPTIONS): Switch it off if not TARGET_SH1.
	* sh.md (movsicc_t_false, movsicc_t_tru): New patterns.
	(movsicc): Add TARGET_PRETEND_CMOVE code.

Co-Authored-By: J"orn Rennecke <joern.rennecke@st.com>

From-SVN: r112421

2006-03-27  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390-protos.h (s390_hard_regno_mode_ok, 
	s390_class_max_nregs): New function prototypes.
	* config/s390/s390.c (REGNO_PAIR_OK): New macro.
	(s390_hard_regno_mode_ok, s390_class_max_nregs): New functions.
	* config/s390/s390.h (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK,
	CLASS_MAX_NREGS): Macro bodies replaced by function calls.

From-SVN: r112418

io.c (check_io_constraints): Don't look at dt->advance->value.charater.string, unless it is a CHARACTER constant.

	* io.c (check_io_constraints): Don't look at
	dt->advance->value.charater.string, unless it is a CHARACTER
	constant.

	* gfortran.dg/advance_2.f90: New test.
	* gfortran.dg/advance_3.f90: New test.

From-SVN: r112417

	* f95-lang.c (gfc_get_alias_set): New function.
	(LANG_HOOKS_GET_ALIAS_SET): Define.

	* gfortran.fortran-torture/execute/equiv_5.f: New test.

From-SVN: r112416

2006-03-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26661
	PR libgfortran/26880
	* gfortran.dg/read_x_past.f: New test.

From-SVN: r112410

	* gcc.dg/darwin-20040809-2.c: Don't expect default debugging
	to be STABS.

From-SVN: r112409

dwarf2out.c (add_location_or_const_value_attribute): Call tree_add_const_value_attribute if nothing else works.

	* dwarf2out.c (add_location_or_const_value_attribute): Call
	tree_add_const_value_attribute if nothing else works.
	(reference_to_unused): New.
	(rtl_for_decl_init): Use reference_to_unused to decide whether
	to output an initializer.

From-SVN: r112408

2006-03-26  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libgfortran/26880
	* io/file_pos.c (st_rewind): Clear read_bad flag.

From-SVN: r112407

From-SVN: r112405

	PR target/26459
	* config/rs6000/rs6000.md (DF reg move peephole): Prevent
	peephole removing spe frob_di_df_2.

From-SVN: r112400

	* tree-data-ref.c: Rename DDR_SIZE_VECT to DDR_NB_LOOPS.
	(subscript_dependence_tester_1): Declared.
	(print_dir_vectors, print_dist_vectors): New.
	(debug_data_dependence_relation): New.
	(dump_data_dependence_relation): Print more details.
	(initialize_data_dependence_relation): Initialize DDR_LOOP_NEST.
	(analyze_subscript_affine_affine): Don't ICE when gcd_alpha_beta is 0.
	(save_dist_v, save_dir_v, add_outer_distances,
	build_classic_dist_vector_1): New.
	(build_classic_dist_vector): Rewrite to work on DDR_LOOP_NEST.
	Don't test for lambda_vector_lexico_pos.
	(same_access_functions, add_multivariate_self_dist,
	add_other_self_distances, dir_from_dist): New.
	(build_classic_dir_vector): Replace implementation almost identical to 
	build_classic_dist_vector with a walk of DDR_DIST_VECTS with a call to
	dir_from_dist.
	(subscript_dependence_tester_1): New.
	(subscript_dependence_tester): Handle the lexicographically negative
	distance vectors by recomputing the dependence relation.
	(compute_affine_dependence): Remove parameter loop_nest_depth.
	(compute_self_dependence): Don't call compute_subscript_distance.
	(compute_all_dependences): Remove parameters nb_loops, loop_nest_depth.
	Add a parameter for the loop_nest.
	(find_loop_nest_1, find_loop_nest): New.
	(compute_data_dependences_for_loop): Compute the loop nest, and give
	up if the nest is not well formed.
	* tree-data-ref.h (loop_p): New.
	(struct data_dependence_relation): Replace size_vect field with 
	loop_nest, a vec of loops.
	(DDR_SIZE_VECT): Renamed DDR_NB_LOOPS.
	(DDR_LOOP_NEST): New.
	(print_dir_vectors, print_dist_vectors,
	debug_data_dependence_relation): Declared.
	(index_in_loop_nest): New.
	* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Use
	DDR_LOOP_NEST and index_in_loop_nest to determine the dependence
	distance.

From-SVN: r112399

        * objc.dg/dwarf-1.m: Skip on AIX.
        * objc.dg/dwarf-2.m: Skip on AIX.

From-SVN: r112398

	PR fortran/26816
	* intrinsic.c (add_functions): Allow FLOAT to accept all integer kinds.
	* intrinsic.texi: Document FLOAT.

	* gfortran.dg/float_1.f90: New test.

From-SVN: r112392