* tree-nested.c (save_tmp_var): New.
        (struct walk_stmt_info): Add is_lhs.
        (walk_stmts) <MODIFY_EXPR>: Be more accurate with setting of
        val_only; set is_lhs.
        (convert_nonlocal_reference): Use save_tmp_var when is_lhs;
        clear is_lhs when appropriate.
        (convert_local_reference): Likewise.

From-SVN: r92357

* arm/ieee754-sf.S (floatdisf): Fix label definition in FPA
compatibility code.

From-SVN: r92356

2004-12-18  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.in (top_builddir): Set to `.'.
	(OUTPUT_OPTION): Removed.
	(LIBTOOL): New.
	(LTLIBOBJS): New.
	(EXTRA_LTOFILES): New.
	(FLAGS_TO_PASS): Add EXTRA_LTOFILES.
	(all): Remove stamp-picdir.
	(LTCOMPILE): New.
	(.c.lo): New rule.
	(REQUIRED_LTOFILES): New.
	(CONFIGURED_LTOFILES): New.
	($(TARGETLIB)): Check .libs for PIC object files. Depend on
	$(REQUIRED_LTOFILES) $(EXTRA_LTOFILES) $(LTLIBOBJS).
	(stamp-picdir): Completely removed.
	(maint-missing): Pass $(REQUIRED_LTOFILES)
	$(CONFIGURED_LTOFILES) instead of (REQUIRED_OFILES)
	$(CONFIGURED_OFILES)
	(maint-buildall): Depend on $(REQUIRED_LTOFILES)
	$(CONFIGURED_LTOFILES).
	(mostlyclean): Also remove *.lo .libs.
	Run "make maint-deps".

	* aclocal.m4: Include ../libtool.m4.

	* config.table: Don't check --enable-shared.

	* configure.ac (AC_PROG_LIBTOOL): Add.
	(AC_PROG_CC_C_O): Removed.
	(OUTPUT_OPTION): Removed.
	(NO_MINUS_C_MINUS_O): Removed.
	(ltpexecute): New substitute.
	(LIBOBJS): Cleanup.
	* configure: Regenerated.

	* maint-tool: Updated for .lo/libtool.

From-SVN: r92353

	* ifcvt.c (total_bb_rtx_cost): Rename function to cheap_bb_rtx_cost_p.
	Take a max_cost argument to avoid scanning large blocks, by returning
	a Boolean instead of a total.  Include the cost of a "fstp %st(0)"
	instruction required to pop dead values off of a register stack.

From-SVN: r92352

	PR middle-end/18548
	* expr.c (expand_expr_real_1) <MAX_EXPR>: Ensure that target, op0
	and op1 are all registers (or constants) before expanding the RTL
	comparison sequence [to avoid reg_overlap_mentioned (target, op1)].

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

From-SVN: r92351

	PR rtl-optimization/16968
	* loop.c (scan_loop): Stop scanning the loop for movable
	insns as soon as an optimization barrier is encountered.

From-SVN: r92348

re PR middle-end/18897 (/usr/ccs/bin/ld: Unsatisfied symbols: putchar (first referenced in build/gengenrtl.o) (data))

	PR 18897
	* toplev.c (compile_file): Call process_pending_assemble_externals
	just before targetm.asm_out.file_end.

From-SVN: r92347

From-SVN: r92343

	* MAINTAINERS: Move myself to OS Port Maintainers for windows,
	cygwin, mingw.

From-SVN: r92340

tree-optimize.c (init_tree_optimization_passes): Run pass_late_warn_uninitialized before the last DCE run.


	tree-optimization/18501
	* tree-optimize.c (init_tree_optimization_passes): Run
	pass_late_warn_uninitialized before the last DCE run.


testsuite/ChangeLog:

	* gcc.dg/pr18501.c: New test.
	* gcc.dg/uninit-5.c: XFAIL.
	* gcc.dg/uninit-9.c: XFAIL.

From-SVN: r92337

        * config/i386/i386.c (x86_64_reg_class_name): Re-indent.
        (classify_argument, examine_argument, construct_container,
        merge_classes): Remove prototypes.
        (type_natural_mode): Split out from ...
        (function_arg): ... here.
        (gen_reg_or_parallel): Remove alt_mode argument.  Update callers.
        Use orig_mode unless it's BLKmode.
        (construct_container): Add orig_mode argument.  Update callers.
        Use gen_reg_or_parallel for SSE registers.
        (ix86_function_value): Use type_natural_mode.
        (ix86_gimplify_va_arg): Likewise.
        (ix86_hard_regno_mode_ok): Always accept all SSE, MMX, 3DNOW modes in
        SSE registers; always accept all MMX, 3DNOW modes in MMX registers.
        * config/i386/i386.h (VALID_SSE2_REG_MODE): Don't include
        VALID_MMX_REG_MODE.
        * config/i386/i386.md (attribute mode): Add V1DF.
        (movsi_1): Use 'x' instead of 'Y' constraints.
        (movsi_1_nointernunit, movdi_2, movdi_1_rex64): Likewise.
        (movdi_1_rex64_nointerunit): Likewise.
        (movdf_nointeger, movdf_integer): Likewise.  Handle SSE1.
        (movsf_1, movsf_1_nointerunit): Line up constraint alternatives.
        (swapsf): Use fp_register_operand, don't disable for TARGET_SSE.
        (swapdf): Likewise.
        (swapxf): Enable only for TARGET_80387.
        (movv2sf, movv2sf_internal, pushv2sf): Enable for MMX.
        (movtf): Remove double-check for TARGET_64BIT.
        (movv2df_internal): Enable for SSE1.
        (movv8hi_internal, movv16qi_internal): Likewise.
        (movv2df, movv8hi, movv16qi): Likewise.
        (pushv2di, pushv8hi, pushv16qi, pushv4si): Likewise.
        (pushdi2_rex64, movv4sf_internal, movv4si_internal, movv2di_internal,
        movv8qi_internal, movv4hi_internal, movv2sf_internal,
        movv2df_internal, movv8hi_internal, movv16qi_internal,
        movti_internal): Add leading '*' to name.

From-SVN: r92336

c-decl.c (diagnose_mismatched_decls): Accept mismatched function types: void with previous implicit int.

2004-12-17  Dale Johannesen  <dalej@apple.com>

	* c-decl.c (diagnose_mismatched_decls):  Accept mismatched
	function types: void with previous implicit int.

From-SVN: r92329

[gcc/testsuite/ChangeLog]
2004-12-17  Ziemowit Laski  <zlaski@apple.com>

        * objc.dg/stabs-1.m: Allow assembly label to begin
        with a dot ('.').

From-SVN: r92328

	* init.c (build_zero_init): max_index is the number of
	elements, minus 1.

From-SVN: r92323

	* gcc.c-torture/execute/20041213-1.c: Move...
	* gcc.c-torture/execute/ieee/20041213-1.c: ...to here.

From-SVN: r92318

From-SVN: r92317

cp:
	PR c++/17821
	* class.c (add_method): Do not push conversion operators into a
	binding level.

	* cp-tree.h (CLASSTYPE_PRIMARY_TEMPLATE_TYPE): Reformat.
	* error.c (dump_decl): <TYPE_DECL case> Remove extraneous braces.
testsuite:
	PR c++/17821
	* g++.dg/lookup/conv-5.C: New.

From-SVN: r92316

2004-12-10  Andrew Haley  <aph@redhat.com>

        PR java/15001
        * java/lang/reflect/natMethod.cc (_Jv_CallAnyMethodA): Look up
        abstract methods by name.

From-SVN: r92315

2004-12-17  Andrew Haley  <aph@redhat.com>

        PR java/18931
        * typeck.c (convert): Use a CONVERT_EXPR when converting to
        BOOLEAN_TYPE or CHAR_TYPE.
        (convert_to_boolean, convert_to_char) : Remove.
        * convert.h (convert_to_boolean, convert_to_char) : Remove.
        * expr.c (expand_load_internal): Do type conversion if type is not
        as required.

From-SVN: r92314

2004-12-17  Andreas Krebbel  <krebbel1@de.ibm.com>

	* config/s390/s390.c (s390_gimplify_va_arg): Set alias set to
	s390_sr_alias_set.

From-SVN: r92313

2004-12-17  Jan Beulich  <jbeulich@novell.com>

	PR target/17603
	* config/i386/i386.c (enum x86_64_reg_class): Define
	X86_64_COMPLEX_X87_CLASS.
	(x86_64_reg_class_names): Add name for X86_64_COMPLEX_X87_CLASS.
	(merge_classes): Handle X86_64_COMPLEX_X87_CLASS.
	(classify_argument): XCmode is X86_64_COMPLEX_X87_CLASS.
	(examine_argument): X86_64_COMPLEX_X87_CLASS requires two
	registers when dealing with a return value.
	(construct_container): Handle X86_64_COMPLEX_X87_CLASS.
	Eliminate impossible case of two X87/X87UP pairs (this now is
	being expressed by a single COMPLEX_X87).
	(x86_libcall_value): XCmode gets returned in st0/st1.

From-SVN: r92312

tree.c (type_contains_placeholder_1): Always return false for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.

	* tree.c (type_contains_placeholder_1): Always return false
	for VECTOR_TYPE if its TREE_TYPE does not contain a placeholder.

From-SVN: r92310

	*extendsfdf2_1_sse_only): Unify enable constraint with
	respect to TARGET_SSE2, TARGET_80387, TARGET_SSE_MATH
	and TARGET_MIX_SSE_I387.
	(*extendsfdf2_i387): New insn pattern.
	(*extendsfdf2_1): Rename to *extendsfdf2_mixed. Fix
	register constraint for operand 0.
	(*extendsfdf2_1_sse_only): Rename to *extendsfdf2_sse.
	(*extend{s,d}fxf2_1): Rename to *extend{s,d}fxf2_i387.

From-SVN: r92308

[gcc/testsuite/ChangeLog]
2004-12-16  Ziemowit Laski  <zlaski@apple.com>

        * objc.dg/stabs-1.m: New test.

From-SVN: r92302

2004-12-16  Andrew Pinski  <pinskia@physics.uc.edu>

        * gcc.dg/visibility-c.c: Change compile to
        assemble for the test.

From-SVN: r92293

2004-12-16  Andrew Pinski  <pinskia@physics.uc.edu>

        PR target/19041
        * config/darwin.c (machopic_symbol_defined_p): Return false
        if the binds local and is a common symbol.

2004-12-16  Andrew Pinski  <pinskia@physics.uc.edu>

        PR target/19041
        * gcc.dg/visibility-c.c: New test.

From-SVN: r92292

From-SVN: r92290

        * config/i386/i386.md (extv, extzv, insv): Revalidate the
        operand with ext_register_operand.

From-SVN: r92287

From-SVN: r92286

From-SVN: r92283

	PR tree-optimization/18707
	* cfgloopmanip.c (create_preheader): Move the preheader
	only if the latch was falling through to the header.

Co-Authored-By: Roger Sayle <roger@eyesopen.com>

From-SVN: r92282

gcc
	PR target/18997
	* config/i386/cygwin.h (GTHREAD_USE_WEAK): Define to 0.

libstdc++-v3
	PR target/18997
	* config/os/newlib/os_defines.h (_GLIBCXX_GTHREAD_USE_WEAK):
	Define to 0 for __CYGWIN__.

From-SVN: r92281

2004-12-16  Andrew Stubbs  <andrew.stubbs@st.com>

	* configure.in (sh64-*-*): Reenable gprof.
	* configure: Regenerate.

From-SVN: r92280

	* simplify-rtx.c (simplify_replace_rtx): Do not blindly replace
	hard registers.

[[Split portion of a mixed commit.]]

Co-Authored-By: Aldy Hernandez <aldyh@redhat.com>

From-SVN: r92278.2

2004-12-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR other/18508
	* config/alpha/t-osf4 (SHLIB_LINK): Use `.backup' as the suffix
	to back up the existing shared library.
	* config/arm/t-netbsd (SHLIB_LINK): Likewise.
	* config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
	* config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
	* config/sh/t-linux (SHLIB_LINK): Likewise.
	* config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
	* config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
	* config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
	* config/t-slibgcc-sld (SHLIB_LINK): Likewise.

	* config/i386/t-nwld (SHLIB_LINK): Don't use the temporary
	file.

From-SVN: r92276

* trans-intrinsic.c (build_fixbound_expr): Clarify comment, fix
comment typo.

From-SVN: r92274

	PR middle-end/18493
	* gcc.dg/switch-8.c: New test case.

From-SVN: r92271

        * Makefile.in (MD_DEPS, s-mddeps): New.
        (s-config, s-conditions, s-flags, s-codes, s-constants, s-emit,
        s-recog, s-opinit, s-extract, s-peep, s-attr, s-attrtab, s-output,
        s-preds): Depend on MD_DEPS instead of md_file.
        (genobjnames): Add genmddeps.o
        (build/genmddeps, build/genmddeps.o): New.
        (mostlyclean): Remove mddeps.mk.
        * genmddeps.c: New file.
        * gensupport.c (include_callback): New.
        (process_include): Call it.
        * gensupport.h (include_callback): Declare.

From-SVN: r92269

	* local-alloc.c (block_alloc): Replace IN_RANGE with simple
	comparison.

From-SVN: r92268

2004-12-16  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/type_traits: Implement add_const, add_volatile,
	and add_cv.
	* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
	add_const.cc: New.
	* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
	add_cv.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/const_volatile_modifications/
	add_volatile.cc: Likewise.

From-SVN: r92265