* real.h (EXP_BITS): Make room for...
(struct real_value): ... added canonical bit.
(struct real_format): Added pnan.
(mips_single_format, mips_double_format, mips_extended_format,
mips_quad_format): New.
* real.c: Copy p to pnan in all formats.
(get_canonical_qnan, get_canonical_snan): Set canonical bit.
(real_nan): Use pnan to compute significand's shift.
(real_identical): Disregard significand in canonical
NaNs.
(real_hash): Likewise.  Take signalling into account.
(encode_ieee_single, encode_ieee_double, encode_ieee_quad):
Disregard significand bits in canonical NaNs.  Set all bits of
canonical NaN if !qnan_msb_set.
(encode_ibm_extended, decode_ibm_extended): Likewise.  Use
qnan_msb_set to tell the base double format.
(ibm_extended_format): Use 53 as pnan.
(mips_single_format, mips_double_format, mips_extended_format,
mips_quad_format): Copied from the corresponding ieee/ibm
formats, with qnan_msb_set false.
* config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
* config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
* config/mips/mips.c (override_options): Use mips_single_format
and mips_double_format.  Default TFmode to mips_quad_format.
* config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
* config/mips/t-irix6: Likewise.
* config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
* config/fp-bit.c (pack_d, unpack_d): Obey it.

From-SVN: r65146

	* unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
	(live_image_destructor): Reset image to initial state.
	(examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.

From-SVN: r65145

	* config/sparc/sparc.c (input_operand): Accept bare
	CONSTANT_P_RTX operands.

From-SVN: r65143

2003-04-01  Andrew Pinski  <pinskia@physics.uc.edu>

        * config-lang.in (gtfiles): add \$(srcdir)/cp/name-lookup.c
        after \$(srcdir)/cp/name-lookup.h.
        * name-lookup.c: (cxx_binding_make): Use ggc_alloc_clearedinstead
        of ggc_alloc.  Include gt-cp-name-lookup.h at the end of the file.
        * Make-lang.in: (gt-cp-name-lookup.h): is generated by the gtype.
        (cp/name-lookup.o): depends on gt-cp-name-lookup.h.

From-SVN: r65142

	* gcse.c (struct ls_expr): Added pattern_regs field.
	(ldst_entry): Initialize it.
	(extract_mentioned_regs, extract_mentioned_regs_helper): New.
	(store_ops_ok): Use regs precomputed by them.
	(find_loads, store_killed_in_insn, load_kills_store): Change return
	type to bool.
	(store_killed_before, store_killed_after): Take position of register
	set in account.
	(reg_set_info): Store position of the setter.
	(gcse_main): Enable store motion.
	(mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
	(pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
	sharing.
	(simple_mem): Enable store motion of non-symbol mems.
	(regvec): Type changed.
	(LAST_AVAIL_CHECK_FAILURE): New.
	(compute_store_table_current_insn): New.
	(build_store_vectors): Computation of availability and anticipatability
	moved ...
	(compute_store_table, find_moveable_store): ... here.
	(delete_store): Remove senseless comment.
	(store_motion): Reorganize.

From-SVN: r65141

From-SVN: r65140

	* config/mips/mips.c (override_options): Provide mappings for
	HI_REGNUM and LO_REGNUM.
	* config/mips/mips.h (MD_DBX_FIRST): Define.

From-SVN: r65139

2003-04-01  Aldy Hernandez  <aldyh@redhat.com>

        * g++.dg/eh/simd-1.C: New.

        * g++.dg/eh/simd-2.C: New.

From-SVN: r65138

	2003-04-01  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* combine.c (merge_outer_ops): Fix typo.

	* varasm.c (make_decl_one_only): Revert 2003-03-09 patch.

From-SVN: r65136

        * config/rs6000/{40x.md,603.md,6xx.md,7450.md,7xx.md,mpc.md,
        power4.md,rios1.md,rios2.md,rs64.md}: Change mult_compare to
        imul_compare.  Add lmul_compare.
        * config/rs6000/power4.md: Bump some latencies.  Model extra cycle
        in second pair of dispatch slots.  Model stores more accurately.
        Tweak multiply model.  Add bypasses for CR instructions dependent
        on complicated compares.
        * config/rs6000/rs6000.md (mulsi3): Name imul_compare patterns.
        (muldi3): Add lmul_compare patterns.
        * config/rs6000/rs6000.c (rs6000_variable_issue): Move FPLOAD_UX
        and FPSTORE_UX to split instructions and add COMPARE,
        DELAYED_COMPARE, IMUL_COMPARE, LMUL_COMPARE, IDIV, LDIV.
        (rs6000_adjust_cost): Add IMUL_COMPARE and LMUL_COMPARE.
        (rs6000_rtx_costs): Separate POWER4 multiply case.

From-SVN: r65135

	* config/s390/s390.c (s390_fixup_clobbered_return_reg):
	Do nothing if __builtin_return_address was not used.

From-SVN: r65133

From-SVN: r65132

        * testsuite/gcc.c-torture/execute/simd-3.c: New.

        * expr.c (expand_expr): Handle VECTOR_CST.
        (const_vector_from_tree): New.

        * varasm.c (output_constant): Handle VECTOR_CST.

        * c-typeck.c (digest_init): Build a vector constant from a
        VECTOR_TYPE.

        * config/rs6000/rs6000.c: Remove prototype for
        easy_vector_constant.
        (easy_vector_constant): Add mode parameter.  Rewrite to handle
        more easy constants.
        (rs6000_emit_move): Pass mode to easy_vector_constant.
        Call emit_easy_vector_insn for SPE V2SI vector constant moves.
        (emit_easy_vector_insn): New.
        (easy_vector_same): New.
        (EASY_VECTOR_15): New macro.
        (EASY_VECTOR_15_ADD_SELF): New macro.
        (bdesc_2arg): Rename to xorv2si3.
        (easy_vector_constant_add_self): New.
        (input_operand): Allow vector constants.

        * config/rs6000/rs6000.h (PREDICATE_CODES): Add
        easy_vector_constant, easy_vector_constant_add_self.
        (EXTRA_CONSTRAINT): Add 'W'.

        * config/rs6000/rs6000-protos.h: Add prototype for
        easy_vector_constant, emit_easy_vector_insn.

        * config/rs6000/altivec.md (xorv8hi3): New.
        (xorv16qi3): New.
        Remove all _const0 patterns.
        (movv4si_internal): Rewrite to use code.  Add vector constant to
        vector alternative.  Add splitter.
        (movv8hi_internal): Same.
        (movv16qi_internal): Same.
        (movv4sf_internal): Same.
        Change the unspecs for vspltis* to use constants.

        * config/rs6000/spe.md ("xorv4hi3"): New.
        ("spe_evxor"): Rename to xorv2si3.
        ("xorv1di3"): New.
        Remove all _const0 patterns.
        (movv2si_internal): Rewrite to use code.  Add vector constant to
        alternatives.  Add splitter.
        (movv4hi_internal): Add vector constant to alternatives.
        (movv1di_internal): Same.
        (movv2sf_internal): Same.

From-SVN: r65130

	PR c/9936
	* c-decl.c (grokdeclarator): Clear SAVE_EXPR_CONTEXT for
	variably-sized arrays in parameters.
	(set_save_expr_context): New function.
	(c_expand_body): Use it, via walk_tree.

	PR c/9936
	* gcc.dg/20030331-2.c: New test.

From-SVN: r65128

From-SVN: r65125

2003-03-31  Eric Christopher  <echristo@redhat.com>

	* combine.c (can_combine_p): Allow ZERO_EXTRACT and STRICT_LOW_PART.
	(combinable_i3pat): Remove call to expand_field_assignment and
	#if 0'd code.

From-SVN: r65118

	PR c++/10278
	* c-common.c (finish_label_address_expr): Handle the
	error_mark_node.

	PR c++/10278
	* g++.dg/parse/crash2.C: New test.

From-SVN: r65116

	PR ada/10020
	* link.c : Fix misspelled "const" keyword

From-SVN: r65115

        * real.c (real_identical): Reorg so as to not compare
        signalling for normals.

From-SVN: r65111

From-SVN: r65109

	* config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Don't rely on REG_WAS_0
	notes as they are boggus.
	(m68hc11_gen_movqi): Likewise.

From-SVN: r65107

	* gcc.c-torture/compile/20030331-1.c: New test, moved from...
	* gcc.c-torture/execute/20030331-1.c: ...here.

From-SVN: r65106

m68hc11.c (expand_prologue): For an interrupt handler save the soft registers after the frame pointer so...

	* config/m68hc11/m68hc11.c (expand_prologue): For an interrupt handler
	save the soft registers after the frame pointer so that gdb can unwind
	the frame more easily.
	(expand_epilogue): Likewise in opposite order; allow to use X register
	as scratch if the return value is by reference.

From-SVN: r65104

        PR java/10145
        * stor-layout.c (update_alignment_for_field): Respect
        DECL_USER_ALIGN for zero-length bitfields, too.
        * c-decl.c (finish_struct): Don't set DECL_ALIGN for normal
        fields.
        * cp/class.c (check_field_decl): Don't set DECL_ALIGN.

From-SVN: r65103

From-SVN: r65102

	* cpppch.c (struct cpp_savedstate): Add defs and n_defs members.
	(count_defs): Keep track of number of defs as well as total size.
	(write_defs): Put every definition in cpp_savedstate's defs array.
	(comp_hashnode): Define.  Comparison function for qsort.
	(cpp_write_pch_deps): Sort definitions before writing them.
	(struct ht_node_list): Define. Like cpp_savedstate but simpler.
	(collect_ht_nodes): Define.
	(cpp_valid_state): When verifying that undefined identifiers in
	the pch file are still undefined, read a sorted list of undefined
	identifiers, collect all defined identifiers into a sorted list,
	and walk through both lists to make sure there's no match.

From-SVN: r65101

From-SVN: r65098

From-SVN: r65094

2003-03-31  Paolo Carlini  <pcarlini@unitus.it>

	* include/std/std_streambuf.h (_M_out_buf_size()): Remove.
	* include/bits/fstream.tcc (_M_allocate_internal_buffer):
	Don't set _M_out_end.
	(basic_filebuf::overflow): Replace _M_out_buf_size() with
	this->_M_out_cur && this->_M_out_cur < this->_M_out_end.
	* include/bits/sstream.tcc (basic_stringbuf::overflow):
	Replace _M_out_buf_size() with this->_M_out_cur < this->_M_out_end;
	* include/bits/streambuf.tcc (basic_streambuf::sputc):
	Replace _M_out_buf_size() with _M_out_cur && _M_out_cur < _M_out_end.
	(basic_streambuf::xsputn): Replace _M_out_buf_size() with
	_M_out_end - _M_out_cur.
	(__copy_streambufs): Likewise.
	* include/std/std_fstream.h (_M_set_determinate): Set
	_M_out_end here.

From-SVN: r65093

2002-03-31  Segher Boessenkool  <segher@koffie.nl>

        PR target/10177
        * config/rs6000/rs6000.h (HARD_REGNO_RENAME_OK): New.
        * config/rs6000/rs6000.c (compute_vrsave_mask):
        Don't mark all call-clobbered registers as used.

From-SVN: r65092

	* cppexp.c (cpp_classify_number): Accept '.' after "0x".
	* testsuite/gcc.dg/cpp/c99-hexfloat-3.c: New file.

From-SVN: r65091

	* gcov.c: Add -a & -u options.
	(struct arc_info): Add local_span, is_call_non_return,
	is_nonlocal_return, is_unconditional flags, remove is_call flag.
	(struct block_info): Add flags, is_call_site, is_nonlocal_return
	members. Make encodings a union with span member.
	(struct function_info): Add blocks_executed, line, src, line_next
	members.
	(struct coverage_info): Make branches a union with blocks member.
	(struct source_info): Add functions member.
	(object_summary, program_count): New global variables.
	(flag_all_blocks, flag_unconditional): New flags.
	(find_source, output_branch_count): New functions.
	(print_usage): Adjust.
	(options): Adjust.
	(process_args): Adjust.
	(read_graph_file) <GCOV_TAG_FUNCTION>: Adjust.
	<GCOV_TAG_BLOCKS>: Read flags.
	<GCOV_TAG_LINES>: Adjust.
	(read_count_file): Process SUMMARY tags.
	(solve_flow_graph): Set is_unconditional and clear is_call_site
	appropriately.
	(add_branch_counts): Adjust. Don't count unconditional branches.
	(add_line_counts): Deal with all-blocks mode, accumulate block
	coverage.
	(accumulate_line_counts): Adjust, generate local spanning tree for
	all-blocks mode.
	(output_lines): Adjust.
	* profile.c (branch_prob): Alter GCOV_FUNCTION_TAG record.
	* doc/gcov.texi: Document.
testsuite:
	* lib/gcov.exp: Adjust call return testing strings.
	* g77.dg/gcov/gcov-1.f: Don't expect unconditional branches.

From-SVN: r65090

	* config/h8300/h8300.md: Organize peephole2's that trasform
	(compare (reg:HI) (const_int)).

From-SVN: r65089

	* emit-rtl.c (dconstm2, dconsthalf): New real constants.
	(init_emit_once): Initialize dconstm2 and dconsthalf here.
	* real.h (dconstm2, dconsthalf): Add prototypes here.
	* real.c (real_sqrt): Use dconsthalf rather than local copy.
	* builtins.c (fold_builtin): When optimizing sqrt(exp(x)) as
	exp(x/2.0) remember to fold the division if possible.
	Fold sin(0.0) as 0.0, cos(0.0) as 1.0, pow(x,1.0) as x,
	pow(x,-1.0) as 1.0/x, pow(x,2.0) as x*x, pow(x,-2.0) as
	1.0/(x*x) and pow(x,0.5) as sqrt(x).

	* gcc.dg/builtins-3.c: Add new tests for sin and cos.
	* gcc.dg/builtins-7.c: New test case.
	* gcc.dg/builtins-8.c: New test case.

From-SVN: r65088

	* javax/swing/AbstractAction.java
	(AbstractAction): Reformatted.
	(serialVersionUID): New private member variable.
	* javax/swing/plaf/BorderUIResource.java
	(serialVersionUID): New private member variable.
	* javax/swing/plaf/basic/BasicLookAndFeel.java
	(serialVersionUID): New private member variable.

From-SVN: r65087

	* java/sql/Date.java
	(valueOf): Deprecated, reformatted.
	(toString): Deprecated, reformatted.
	* java/sql/Time.java
	(valueOf): Deprecated, reformatted.
	(toString): Deprecated, reformatted.

From-SVN: r65086

From-SVN: r65085

2003-03-31  Michael Koch  <konqueror@gmx.de>

	* java/rmi/dgc/VMID.java,
	java/rmi/registry/RegistryHandler.java,
	java/rmi/server/LoaderHandler.java,
	java/rmi/server/LogStream.java,
	java/rmi/server/Operation.java,
	java/rmi/server/RemoteCall.java,
	java/rmi/server/RemoteRef.java,
	java/rmi/server/RemoteStub.java,
	java/rmi/server/Skeleton.java:
	New version from libgcj.

From-SVN: r65084

	* java/rmi/dgc/VMID.java
	(isUnique): Deprecated.

From-SVN: r65083

From-SVN: r65082