2008-08-17  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([AC_LC_MESSAGES]): Use AC_TRY_COMPILE instead of
	AC_TRY_LINK.
	* configure.ac: Run unconditionally AC_LC_MESSAGES.
	* crossconfig.m4: Adjust.
	* configure: Regenerate.

From-SVN: r139171

gcc/
2008-08-17  Daniel Jacobowitz  <dan@codesourcery.com>
	    Richard Sandiford  <rdsandiford@googlemail.com>

	* doc/install.texi (--with-mips-plt): Document.
	* doc/invoke.texi (-mplt, -mno-plt): Document.
	* config.gcc (mips*-*-*): Add mips-plt to supported_defaults
	and handle ${with_mips_plt}.
	* config/mips/mips.opt (mplt): New option.
	* config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
	(TARGET_ABICALLS_PIC2): Likewise.
	(TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
	(OPTION_DEFAULT_SPECS): Add a mips-plt entry.
	(ASM_SPEC): Use !mabi=* instead of !mabi*.
	(MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
	to decide whether to output ".option picX" directives.
	* config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
	Pass -call_nonpic rather than -KPIC for -mplt.
	(BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
	on the command line.  Also remove it when -mabi=64 is used without
	-msym32.
	* config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
	* config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
	TARGET_ABICALLS_PIC0.
	(mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
	TARGET_ABICALLS.
	(mips16_build_function_stub): Only output ".option pic" directives
	and PIC stubs if TARGET_ABICALLS_PIC2.  Call through $25 instead of $1.
	(mips16_build_call_stub): Fix comment and remove redundant
	".set at"/"set .noat" directives.
	(mips_function_rodata_section): Use the default behaviour for
	TARGET_ABSOLUTE_ABICALLS.
	(mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
	(mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
	(mips_restore_gp): Do nothing if the current function doesn't use
	a global pointer.
	(mips_expand_prologue): Only save $gp if the current function uses it.
	Use a normal move for TARGET_ABICALLS_PIC0.
	(mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.

Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>

From-SVN: r139170

gcc/
	* config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
	of function when handling GLOBAL_POINTER_REGNUM.

From-SVN: r139169

2008-08-17  Paolo Carlini  <paolo.carlini@oracle.com>

	* acinclude.m4 ([GLIBCXX_CHECK_LFS], [GLIBCXX_CHECK_POLL],
	[GLIBCXX_CHECK_S_ISREG_OR_S_IFREG], [GLIBCXX_CHECK_WRITEV]):
	Use GCC_TRY_COMPILE_OR_LINK instead of AC_TRY_LINK, in C++,
	with -fno-exceptions as flags.
	* configure.ac: Run unconditionally GLIBCXX_CHECK_LFS,
	GLIBCXX_CHECK_POLL, GLIBCXX_CHECK_S_ISREG_OR_S_IFREG,
	GLIBCXX_CHECK_WRITEV and commonized AC_CHECK_HEADERS. 
	* crossconfig.m4: Adjust; remove AC_CHECK_HEADERS commonized
	in configure.ac.
	* configure: Regenerate.

From-SVN: r139168

2008-08-17  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>

	* adaint.c (_gnat_set_close_on_exec) [_WIN32]: Implement.

From-SVN: r139167

From-SVN: r139165

From-SVN: r139162

trans.c (call_to_gnu): Use the Sloc of the call for back-copy statements in lieu of that of the actual.

	* gcc-interface/trans.c (call_to_gnu): Use the Sloc of the call
	for back-copy statements in lieu of that of the actual.

From-SVN: r139161

From-SVN: r139160

	PR ada/20548
	* common.opt (-fstack-check): Do not declare the variable here.
	(-fstack-check=): New option variant.
	* doc/invoke.texi (Code Gen Options): Document it.
	* expr.h (STACK_OLD_CHECK_PROTECT): New macro.
	(STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
	(STACK_CHECK_STATIC_BUILTIN): New macro.
	* doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
	* opts.c: Include expr.h.
	(common_handle_option) <OPT_fold_stack_check_>: New case.
	<OPT_fstack_check>: Likewise.
	* calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
	consistently in the test for variable-sized types.  Adjust for
	new behaviour of flag_stack_check.
	* explow.c: Include except.h.
	(allocate_dynamic_stack_space): Do not take into account
	STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
	* function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
	for variable-sized parameters.  Treat all parameters whose size is
	greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
	stack checking is enabled.
	* gimplify.c (gimplify_decl_expr): Treat non-static objects whose
	size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
	if generic stack checking is enabled.
	(expand_function_end): Adjust for new behaviour of flag_stack_check.
	* reload1.c (reload): Likewise.
	* stmt.c (expand_decl): Assert that all automatic variables have
	fixed size at this point and remove dead code.
	* flags.h (stack_check_type): New enumeration type.
	(flag_stack_check): Declare.
	* toplev.c (flag_stack_check): New global variable.
	* Makefile.in (opts.o): Add dependency on EXPR_H.
	(explow.o): Add dependency on except.h.
ada/
	* gcc-interface/decl.c (gnat_to_gnu_entity): Use DECL_SIZE_UNIT in the
	setjmp test consistently.  Adjust for new behaviour of flag_stack_check.
	* gcc-interface/utils2.c (build_call_alloc_dealloc): Remove redundant
	test of flag_stack_check.  Adjust for new behaviour of flag_stack_check.

From-SVN: r139159

2008-08-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/36825
        * libgfortran.h: Reduce GFC_MAX_DIMENSIONS to 7.

2008-08-16  Tobias Burnus  <burnus@net-b.de>

        PR fortran/36825
        * gfortran.dg/rank_1.f90: Modify error message.

From-SVN: r139152

From-SVN: r139151

	* Makefile.tpl: Add BOOT_ADAFLAGS.
	* Makefile.in: Regenerate.

From-SVN: r139149

2008-08-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/35863
	* gfortran.dg/utf8_1.f03: New test.
	* gfortran.dg/utf8_2.f03: New test.

From-SVN: r139148

2008-08-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/35863
	* intrinsics/selected_char_kind.c: Enable iso_10646.
	* io/read.c (typedef uchar): New type.
	(read_utf8): New function to read a single UTF-8 encoded character.
	(read_utf8_char1): New function to read UTF-8 into a KIND=1 string.
	(read_default_char1): New functio to read default into KIND=1 string.
	(read_utf8_char4): New function to read UTF-8 into a KIND=4 string.
	(read_default_char4): New function to read UTF-8 into a KIND=4 string.
	(read_a): Modify to use the new functions.
	(read_a_char4): Modify to use the new functions.
	* io/write.c (error.h): Add include. (typedef uchar): New type.
	(write_default_char4): New function to default write KIND=4 string.
	(write_utf8_char4): New function to UTF-8 write KIND=4 string.
	(write_a_char4): Modify to use new functions.
	(write_character): Modify to use new functions.

From-SVN: r139147

2008-08-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/35863
	* io.c (gfc_match_open): Enable UTF-8 in checks.
	* simplify.c (gfc_simplify_selected_char_kind): Enable iso_10646.

From-SVN: r139146

From-SVN: r139142

	* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
	to BLKmode, try to fetch an inner memory reference.  Use 'mode' in
	lieu of TYPE_MODE (type) throughout.

From-SVN: r139139

arm.c (add_minipool_backward_ref): Check for 8-byte-aligned entries in second case of forcing insertion after a...

	* config/arm/arm.c (add_minipool_backward_ref): Check for
	8-byte-aligned entries in second case of forcing insertion after a
	particular entry.  Change third case to avoid inserting
	non-8-byte-aligned entries before 8-byte-aligned ones.

From-SVN: r139135

2008-08-15  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
	strip components for unknown size accesses.

From-SVN: r139129

2008-08-15  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

testsuite/
	* gcc.dg/pr30551-6.c: Skip for SPU.
	* gcc.dg/pr30551-3.c: Likewise.
	* gcc.dg/pr30551.c: Likewise.
	* g++.dg/warn/pr30551-2.C: Likewise.
	* g++.dg/warn/pr30551.C: Likewise.

From-SVN: r139126

From-SVN: r139125

	* config/s390/2097.md New file.
	* config/s390/s390.md ("z10prop" attribute): Define none,
        z10_super, z10_super_E1, z10_super_A1, z10_super_c,
        z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
        z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
        possible values and apply them to insns as appropriate.
        ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
        ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
        fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
        fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
        values.
	("bfp" mode attribute): Removed.  Every occurence replaced
	with <mode>.
	* config/s390/s390.c (struct "z10_cost"): Updated entries.
	* config/s390/2084.md (insn_reservation "x_itof"): Updated
          type attribute.

From-SVN: r139124

From-SVN: r139121

2008-08-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR libfortran/37123
	* intrinsics/cshift0.c (cshift0): Fix 2 typos.

From-SVN: r139117

2008-08-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/36705
	* symbol.c (check_conflict): Move conflict checks for (procedure,save)
	and (procedure,intent) to resolve_fl_procedure.
	* resolve.c (resolve_fl_procedure): Ditto.


2008-08-14  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/36705
	* gfortran.dg/argument_checking_7.f90: Modified.
	* gfortran.dg/conflicts.f90: Modified.
	* gfortran.dg/proc_decl_1.f90: Modified.
	* gfortran.dg/proc_ptr_9.f90: New.

From-SVN: r139116

/cp
2008-08-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/34485
	* pt.c (check_template_shadow): Change to return a bool.
	* name-lookup.c (push_class_level_binding): Early return if
	check_template_shadow returns false.
	* cp-tree.h (check_template_shadow): Adjust declaration.

/testsuite
2008-08-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/34485
	* g++.dg/template/crash81.C: New.
	* g++.old-deja/g++.benjamin/tem03.C: Adjust.
	* g++.old-deja/g++.benjamin/tem04.C: Likewise.
	* g++.old-deja/g++.brendan/crash7.C: Likewise.

From-SVN: r139114

2008-08-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/36886
	* Makefile.am:  Added $(i_cshift0_c).
	Added $(i_cshift0_c) to gfor_built_specific_src.
	Add rule to build from cshift0.m4.
	* Makefile.in:  Regenerated.
	* libgfortran.h:  Addedd prototypes for cshift0_i1,
	cshift0_i2, cshift0_i4, cshift0_i8, cshift0_i16,
	cshift0_r4, cshift0_r8, cshift0_r10, cshift0_r16,
	cshift0_c4, cshift0_c8, cshift0_c10, cshift0_c16.
	Define Macros GFC_UNALIGNED_C4 and GFC_UNALIGNED_C8.
	* intrinsics/cshift0.c:  Remove helper functions for
	the innter shift loop.
	(cshift0):  Call specific functions depending on type
	of array argument.  Only call specific functions for
	correct alignment for other types.
	* m4/cshift0.m4:  New file.
	* generated/cshift0_i1.c:  New file.
	* generated/cshift0_i2.c:  New file.
	* generated/cshift0_i4.c:  New file.
	* generated/cshift0_i8:.c  New file.
	* generated/cshift0_i16.c:  New file.
	* generated/cshift0_r4.c:  New file.
	* generated/cshift0_r8.c:  New file.
	* generated/cshift0_r10.c:  New file.
	* generated/cshift0_r16.c:  New file.
	* generated/cshift0_c4.c:  New file.
	* generated/cshift0_c8.c:  New file.
	* generated/cshift0_c10.c:  New file.
	* generated/cshift0_c16.c:  New file.

2008-08-14  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR libfortran/36886
	* gfortran.dg/cshift_char_3.f90:  New test case.
	* gfortran.dg/cshift_nan_1.f90:  New test case.

From-SVN: r139111

2008-08-14  Rafael Avila de Espindola  <espindola@google.com>

	* gcc.dg/visibility-14.c: New test.
	* gcc.dg/visibility-15.c: New test.
	* gcc.dg/visibility-16.c: New test.
	* gcc.dg/visibility-17.c: New test.
	* gcc.dg/visibility-18.c: New test.
	* gcc.dg/visibility-19.c: New test.

From-SVN: r139100

/cp
2008-08-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/34600
	* decl.c (grokdeclarator): In case of extern and initializer, return
	error_mark_node after the error.

/testsuite
2008-08-14  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/34600
	* g++.dg/parse/crash43.C: New.

From-SVN: r139099

2008-08-08  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>

        PR c/28152
	* c-parser.c (c_lex_one_token): Do not store the canonical spelling
	for keywords.
testsuite/
	* gcc.dg/parser-pr28152.c: New.
	* gcc.dg/parser-pr28152-2.c: New.

From-SVN: r139097

2008-08-14  Dorit Nuzman  <dorit@il.ibm.com>

        * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
        additional argument. Support reduction when duplication is needed due
        to data-types of different sizes in the loop.
        (get_initial_def_for_induction): Fix printout.
        (vect_get_vec_def_for_stmt_copy): Support case where the
        vec_stmt_for_operand is a phi node.
        (vectorizable_reduction): Support reduction when duplication is needed
        due to data-types of different sizes in the loop.
        (vectorizable_call): Remove restriction to not vectorize in case we
        have data-types of different sizes in the loop.
        (vectorizable_conversion): Likewise.
        (vectorizable_operation): Likewise.
        (vectorizable_type_demotion): Likewise.
        (vectorizable_type_promotion): Likewise.
        (vectorizable_induction): Add restriction to not vectorize in case
        we have data-types of different sizes in the loop.

From-SVN: r139096

	PR target/37101
	* config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
	(*vec_concatv2di_rex64_sse4_1): Ditto.
	(*vec_concatv2di_rex64_sse): Ditto.

testsuite/ChangeLog:

	PR target/37101
	* gcc.target/i386/pr37101.c: New test.

From-SVN: r139095

	PR middle-end/37103
	* fold-const.c (fold_widened_comparison): Do not allow
	sign changes that change the result even if shorter type
	is wider than arg1_unw's type.

	* gcc.c-torture/execute/20080813-1.c: New test.

From-SVN: r139093

2008-08-13  H.J. Lu  <hongjiu.lu@intel.com>

	* gcc.target/i386/incoming-1.c: Skip *-*-darwin*.
	* gcc.target/i386/incoming-2.c: Likewise.
	* gcc.target/i386/incoming-3.c: Likewise.
	* gcc.target/i386/incoming-4.c: Likewise.
	* gcc.target/i386/incoming-5.c: Likewise.

From-SVN: r139092

2008-08-13  Paolo Carlini  <paolo.carlini@oracle.com>

	Re-instate last patch, amended to use __exchange_and_add_dispatch
	and __atomic_add_dispatch in eh_ptr.cc and eh_throw.cc.

From-SVN: r139091

From-SVN: r139089

	* gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
	Skip if the multilib testing specifies -march that does not
	agree with the one specified in the testcase.

From-SVN: r139086

sparc.c (emit_soft_tfmode_cvt): Explicitly sign or zero extend SImode values being converted to TFmode before...

	* config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
	zero extend SImode values being converted to TFmode before passing
	to libcalls.

From-SVN: r139084

	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
	__PPU__ when targeting the Cell/B.E. PPU processor.

From-SVN: r139082