PR tree-optimization/31885
* tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
to be undetermined.
(automatically_generated_chrec_p): Return false for NULL.
* gcc.dg/tree-ssa/loop-29.c: New test.
From-SVN: r124602
gcc/
* config.gcc (sparc-wrs-vxworks): New target.
* config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
* config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
* config/sparc/sparc.h: Include vxworks-dummy.h.
(PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
include LABEL_REFs too.
* config/sparc/sparc.c (sparc_expand_move): Don't assume that
_GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
VxWorks.
(legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
on VxWorks.
(load_pic_register): Use gen_vxworks_load_got for VxWorks.
(sparc_emit_call_insn): New function.
(sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
functions when generating VxWorks PIC.
* config/sparc/sparc.md (vxworks_load_got): New pattern.
(call, call_value): Use sparc_emit_call_insn instead of
emit_call_insn.
libgcc/
* config.host (sparc-wrs-vxworks): New target.
From-SVN: r124595
* config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
instead of operand_subword.
From-SVN: r124578
* libstdc++-v3/libsupc++/cxxabi.h (_GLIBCXX_NOTHROW): New macro.
(__cxa_atexit): Use it.
* testsuite/lib/libstdc++.exp (v3_target_compile_as_c): For
installed-tree testing, search more include directories.
From-SVN: r124565
2007-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
* typeck.c (build_unary_op): Remove code that used to
handle non lvalue increments/decrements.
From-SVN: r124564
* doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
* optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
(smsub_widen_optab, umsub_widen_optab): Define.
* optabs.c (init_optabs): Initialize smsub_widen_optab and
umsub_widen_optab.
* genopinit.c (optabs): Fill in smsub_widen_optab and
umsub_widen_optab.
* expr.c (expand_expr_real_1): Try to use smsub_widen_optab
and umsub_widen_optab to implement multiply-subtract sequences.
* config/mips/mips.md (*msac<u>_di): Rename to...
(<u>msubsidi4): ...this. Extend condition to include
GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
of operand 0 to "ka" and use the three-operand form of msub<u>
for TARGET_DSPR2.
* config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
to define_expands.
From-SVN: r124558
PR rtl-optimization/28011
* reload.c (push_reload): Set dont_share if IN appears in OUT
also when IN is a PLUS rtx.
(reg_overlap_mentioned_for_reload_p): Return true if X and IN
are same PLUS rtx.
From-SVN: r124557
2007-05-08 Simon Martin <simartin@users.sourceforge.net>
PR 31847
* tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
dumps.
From-SVN: r124551
2007-05-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31630
* resolve.c (resolve_symbol): Remove the flagging mechanism from the
formal namespace resolution and instead check that the formal
namespace is not the current namespace.
From-SVN: r124550
2007-05-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31692
* trans-array.c (gfc_conv_array_parameter): Convert full array
references to the result of the procedure enclusing the call.
2007-05-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/31692
* gfortran.dg/actual_array_result_1.f90: New test.
From-SVN: r124546
2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
Nigel Stephens <nigel@mips.com>
gcc/
* config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
Update comments and all uses.
(MIN_FPRS_PER_FMT): Define.
* config/mips/mips.c (function_arg): Fix to correctly handle
the -mips32r2 -mfp64 -mabi=32 case.
(override_options): Enable use of odd-numbered registers for
SFmode values on MIPS32.
(mips_save_reg_p): Save whole floating-point register pair if
either half is used.
(compute_frame_size): Fix comment.
Co-Authored-By: Nigel Stephens <nigel@mips.com>
From-SVN: r124545
* config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
argument of type bool.
* config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
argument. Safely select temporary P register according to it.
(do_link): Change call site of add_to_reg accordingly.
(do_unlink): Add epilogue_p as a fourth argument and pass it
to add_to_reg.
(expand_interrupt_handler_epilogue): Change call of do_unlink
accordingly.
(bfin_expand_prologue): Add a third argument sibcall_p.
* config/bfin/bfin.md (epilogue): Change call of
bfin_expand_epilogue accordingly.
(sibcall_epilogue): Likewise.
(eh_return_internal): Likewise.
From-SVN: r124542
2007-05-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/29397
PR fortran/29400
* decl.c (add_init_expr_to_sym): Expand a scalar initializer
for a parameter array into an array expression with the right
shape.
* array.c (spec_dimen_size): Remove static attribute.
* gfortran.h : Prototype for spec_dimen_size.
2007-05-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/29397
* gfortran.dg/parameter_array_init_1.f90: New test.
PR fortran/29400
* gfortran.dg/parameter_array_init_2.f90: New test.
From-SVN: r124541
PR target/31854
* config/i386/i386.c (ix86_function_regparm): Process local
functions only when TREE_CODE (decl) equals FUNCTION_DECL.
From-SVN: r124538
* doc/invoke.texi (Warning Options): Document that -Wempty-body
also checks for and while statements in C++.
cp:
* parser.c (check_empty_body): Add.
(cp_parser_iteration_statement): Add call to check_empty_body.
testsuite:
* g++.old-deja/g++.mike/empty.C: Add.
From-SVN: r124534
include/
2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
* libiberty.h (writeargv): Declare.
libiberty/
2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
* argv.c (writeargv): New function.
gcc/
2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
* gcc.c (at_file_supplied): New variable.
(main): Set it if we expanded argv.
(do_spec_1): Pass an @-file to the linker if we were called with
an @-file argument and HAVE_GNU_LD.
* collect2.c (at_file_supplied): New variable.
(response_file): New variable.
(collect_exit): Unlink response_file if necessary.
(handler): Likewise.
(do_wait): Likewise.
(main): Set at_file_supplied if we expanded argv.
(collect_execute): Pass an @-file to subprocesses if we were called
with an @-file argument.
* configure.ac: Add define for HAVE_GNU_LD.
* configure: Regenerate.
* config.in: Regenerate.
From-SVN: r124532
