#! /bin/sh
-# Copyright (C) 2007 Free Software Foundation, Inc.
+# Copyright (C) 2007-2015 Free Software Foundation, Inc.
# This file is part of GCC.
# GCC is free software; you can redistribute it and/or modify
ORIGINAL_AS_FOR_TARGET="@ORIGINAL_AS_FOR_TARGET@"
ORIGINAL_LD_FOR_TARGET="@ORIGINAL_LD_FOR_TARGET@"
+ORIGINAL_LD_BFD_FOR_TARGET="@ORIGINAL_LD_BFD_FOR_TARGET@"
+ORIGINAL_LD_GOLD_FOR_TARGET="@ORIGINAL_LD_GOLD_FOR_TARGET@"
+ORIGINAL_PLUGIN_LD_FOR_TARGET="@ORIGINAL_PLUGIN_LD_FOR_TARGET@"
ORIGINAL_NM_FOR_TARGET="@ORIGINAL_NM_FOR_TARGET@"
exeext=@host_exeext@
+fast_install=@enable_fast_install@
+objdir=@objdir@
invoked=`basename "$0"`
+id=$invoked
case "$invoked" in
as)
original=$ORIGINAL_AS_FOR_TARGET
dir=gas
;;
collect-ld)
- original=$ORIGINAL_LD_FOR_TARGET
+ # Check -fuse-ld=bfd and -fuse-ld=gold
+ case " $* " in
+ *\ -fuse-ld=bfd\ *)
+ original=$ORIGINAL_LD_BFD_FOR_TARGET
+ ;;
+ *\ -fuse-ld=gold\ *)
+ original=$ORIGINAL_LD_GOLD_FOR_TARGET
+ ;;
+ *)
+ # when using a linker plugin, gcc will always pass '-plugin' as the
+ # first or second option to the linker.
+ if test x"$1" = "x-plugin" || test x"$2" = "x-plugin"; then
+ original=$ORIGINAL_PLUGIN_LD_FOR_TARGET
+ else
+ original=$ORIGINAL_LD_FOR_TARGET
+ fi
+ ;;
+ esac
prog=ld-new$exeext
- dir=ld
+ if test "$original" = ../gold/ld-new$exeext; then
+ dir=gold
+ # No need to handle relink since gold doesn't use libtool.
+ fast_install=yes
+ else
+ dir=ld
+ fi
+ id=ld
;;
nm)
original=$ORIGINAL_NM_FOR_TARGET
scriptdir=`cd "$tdir" && pwd`
if test -x $scriptdir/../$dir/$prog; then
- exec $scriptdir/../$dir/$prog ${1+"$@"}
+ test "$fast_install" = yes || exec $scriptdir/../$dir/$prog ${1+"$@"}
+
+ # if libtool did everything it needs to do, there's a fast path
+ lt_prog=$scriptdir/../$dir/$objdir/lt-$prog
+ test -x $lt_prog && exec $lt_prog ${1+"$@"}
+
+ # libtool has not relinked ld-new yet, but we cannot just use the
+ # previous stage (because then the relinking would just never happen!).
+ # So we take extra care to use prev-ld/ld-new *on recursive calls*.
+ eval LT_RCU="\${LT_RCU_$id}"
+ test x"$LT_RCU" = x"1" && exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
+
+ eval LT_RCU_$id=1
+ export LT_RCU_$id
+ $scriptdir/../$dir/$prog ${1+"$@"}
+ result=$?
+ exit $result
+
else
exec $scriptdir/../prev-$dir/$prog ${1+"$@"}
fi
;;
*)
- exec "$original" ${1+"$@"}
+ exec $original ${1+"$@"}
;;
esac
-
-