* configure.ac (--enable-gold): Support both, both/gold and

both/bfd to add gold to configdirs without removing ld.
        * configure: Regenerated.

        * Makefile.def: Add install-gold dependency to install-ld.
        * Makefile.in: Regenerated.

ChangeLog

@@ -1,3 +1,13 @@
+2010-04-27  Roland McGrath  <roland@redhat.com>
+	    H.J. Lu  <hongjiu.lu@intel.com>
+
+	* configure.ac (--enable-gold): Support both, both/gold and
+	both/bfd to add gold to configdirs without removing ld.
+	* configure: Regenerated.
+
+	* Makefile.def: Add install-gold dependency to install-ld.
+	* Makefile.in: Regenerated.
+
 2010-04-14  Tristan Gingold  <gingold@adacore.com>
 
 	* configure.ac (alpha*-*-*vms*): Remove ld from noconfigdirs.

Makefile.def

@@ -425,6 +425,7 @@ dependencies = { module=all-ld; on=all-build-bison; };
 dependencies = { module=all-ld; on=all-build-byacc; };
 dependencies = { module=all-ld; on=all-build-flex; };
 dependencies = { module=all-ld; on=all-intl; };
+dependencies = { module=install-ld; on=install-gold; };
 dependencies = { module=configure-gold; on=configure-intl; };
 dependencies = { module=all-gold; on=all-libiberty; };
 dependencies = { module=all-gold; on=all-intl; };

Makefile.in

@@ -58231,6 +58231,7 @@ all-stage3-ld: maybe-all-stage3-intl
 all-stage4-ld: maybe-all-stage4-intl
 all-stageprofile-ld: maybe-all-stageprofile-intl
 all-stagefeedback-ld: maybe-all-stagefeedback-intl
+install-ld: maybe-install-gold
 configure-gold: maybe-configure-intl
 
 configure-stage1-gold: maybe-configure-stage1-intl

configure

@@ -1483,7 +1483,7 @@ Optional Features:
   --disable-option-checking  ignore unrecognized --enable/--with options
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
-  --enable-gold           use gold instead of ld
+  --enable-gold[=ARG]     build gold [ARG={both}[/{gold,ld}]]
   --enable-libada         build libada directory
   --enable-libssp         build libssp directory
   --enable-build-with-cxx build with C++ compiler instead of C compiler
@@ -2901,7 +2901,7 @@ host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib l
 # know that we are building the simulator.
 # binutils, gas and ld appear in that order because it makes sense to run
 # "make check" in that particular order.
-# If --enable-gold is used, "gold" will replace "ld".
+# If --enable-gold is used, "gold" may replace "ld".
 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
 
 # libgcj represents the runtime libraries only used by gcj.
@@ -3069,6 +3069,11 @@ case ${with_newlib} in
 esac
 
 # Handle --enable-gold.
+#   --enable-gold		Build only gold
+#   --disable-gold [default]	Build only ld
+#   --enable-gold=both		Build both gold and ld, ld is default
+#   --enable-gold=both/ld	Same
+#   --enable-gold=both/gold	Build both gold and ld, gold is default, ld is renamed ld.bfd
 
 # Check whether --enable-gold was given.
 if test "${enable_gold+set}" = set; then :
@@ -3077,32 +3082,47 @@ else
   ENABLE_GOLD=no
 fi
 
-if test "${ENABLE_GOLD}" = "yes"; then
+  case "${ENABLE_GOLD}" in
-  # Check for ELF target.
+  yes|both|both/gold|both/ld)
-  is_elf=no
+    # Check for ELF target.
-  case "${target}" in
+    is_elf=no
-    *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
+    case "${target}" in
-    | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
+      *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
-    | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
+      | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
+      | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
+        case "${target}" in
+          *-*-linux*aout* | *-*-linux*oldld*)
+            ;;
+          *)
+            is_elf=yes
+            ;;
+        esac
+    esac
+
+    if test "$is_elf" = "yes"; then
+      # Check for target supported by gold.
       case "${target}" in
-        *-*-linux*aout* | *-*-linux*oldld*)
+        i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
-          ;;
+	  case "${ENABLE_GOLD}" in
-        *)
+	  both*)
-          is_elf=yes
+            configdirs="$configdirs gold"
+	    ;;
+	  *)
+            configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
+	    ;;
+	  esac
+	  ENABLE_GOLD=yes
           ;;
       esac
+    fi
+    ;;
+  no)
+    ;;
+  *)
+    as_fn_error "invalid --enable-gold argument" "$LINENO" 5
+    ;;
   esac
 
-  if test "$is_elf" = "yes"; then
-    # Check for target supported by gold.
-    case "${target}" in
-      i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
-        configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
-        ;;
-    esac
-  fi
-fi
-
 # Configure extra directories which are host specific
 
 case "${host}" in

configure.ac

@@ -174,7 +174,7 @@ host_libs="intl mmalloc libiberty opcodes bfd readline tcl tk itcl libgui zlib l
 # know that we are building the simulator.
 # binutils, gas and ld appear in that order because it makes sense to run
 # "make check" in that particular order.
-# If --enable-gold is used, "gold" will replace "ld".
+# If --enable-gold is used, "gold" may replace "ld".
 host_tools="texinfo byacc flex bison binutils gas ld fixincludes gcc cgen sid sim gdb make patch prms send-pr gprof etc expect dejagnu ash bash bzip2 m4 autoconf automake libtool diff rcs fileutils shellutils time textutils wdiff find uudecode hello tar gzip indent recode release sed utils guile perl gawk findutils gettext zip fastjar gnattools"
 
 # libgcj represents the runtime libraries only used by gcj.
@@ -315,37 +315,57 @@ case ${with_newlib} in
 esac
 
 # Handle --enable-gold.
+#   --enable-gold		Build only gold
+#   --disable-gold [default]	Build only ld
+#   --enable-gold=both		Build both gold and ld, ld is default
+#   --enable-gold=both/ld	Same
+#   --enable-gold=both/gold	Build both gold and ld, gold is default, ld is renamed ld.bfd
 
 AC_ARG_ENABLE(gold,
-[  --enable-gold           use gold instead of ld],
+[[  --enable-gold[=ARG]     build gold [ARG={both}[/{gold,ld}]]]],
 ENABLE_GOLD=$enableval,
 ENABLE_GOLD=no)
-if test "${ENABLE_GOLD}" = "yes"; then
+  case "${ENABLE_GOLD}" in
-  # Check for ELF target.
+  yes|both|both/gold|both/ld)
-  is_elf=no
+    # Check for ELF target.
-  case "${target}" in
+    is_elf=no
-    *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
+    case "${target}" in
-    | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
+      *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
-    | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
+      | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
+      | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-solaris2* | *-*-nto*)
+        case "${target}" in
+          *-*-linux*aout* | *-*-linux*oldld*)
+            ;;
+          *)
+            is_elf=yes
+            ;;
+        esac
+    esac
+
+    if test "$is_elf" = "yes"; then
+      # Check for target supported by gold.
       case "${target}" in
-        *-*-linux*aout* | *-*-linux*oldld*)
+        i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
-          ;;
+	  case "${ENABLE_GOLD}" in 
-        *)
+	  both*)
-          is_elf=yes
+            configdirs="$configdirs gold"
+	    ;;
+	  *)
+            configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
+	    ;;
+	  esac
+	  ENABLE_GOLD=yes
           ;;
       esac
+    fi
+    ;;
+  no)
+    ;;
+  *)
+    AC_MSG_ERROR([invalid --enable-gold argument])
+    ;;
   esac
 
-  if test "$is_elf" = "yes"; then
-    # Check for target supported by gold.
-    case "${target}" in
-      i?86-*-* | x86_64-*-* | sparc*-*-* | powerpc*-*-* | arm*-*-*)
-        configdirs="`echo " ${configdirs} " | sed -e 's/ ld / gold /'`"
-        ;;
-    esac
-  fi
-fi
-
 # Configure extra directories which are host specific
 
 case "${host}" in