Mercurial > hg > openjdk > jdk9

--- a/common/autoconf/boot-jdk.m4	Thu Mar 20 13:43:52 2014 -0700
+++ b/common/autoconf/boot-jdk.m4	Tue Mar 25 12:31:39 2014 -0700
@@ -350,8 +350,23 @@

   AC_MSG_CHECKING([flags for boot jdk java command] )

+  # Disable special log output when a debug build is used as Boot JDK...
+  ADD_JVM_ARG_IF_OK([-XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput],boot_jdk_jvmargs,[$JAVA])
+
+  # Apply user provided options.
+  ADD_JVM_ARG_IF_OK([$with_boot_jdk_jvmargs],boot_jdk_jvmargs,[$JAVA])
+
+  AC_MSG_RESULT([$boot_jdk_jvmargs])
+
+  # For now, general JAVA_FLAGS are the same as the boot jdk jvmargs
+  JAVA_FLAGS=$boot_jdk_jvmargs
+  AC_SUBST(JAVA_FLAGS)
+
+
+  AC_MSG_CHECKING([flags for boot jdk java command for big workloads])
+
   # Starting amount of heap memory.
-  ADD_JVM_ARG_IF_OK([-Xms64M],boot_jdk_jvmargs,[$JAVA])
+  ADD_JVM_ARG_IF_OK([-Xms64M],boot_jdk_jvmargs_big,[$JAVA])

   # Maximum amount of heap memory.
   # Maximum stack size.
@@ -366,20 +381,24 @@
     JVM_MAX_HEAP=1600M
     STACK_SIZE=1536
   fi
-  ADD_JVM_ARG_IF_OK([-Xmx$JVM_MAX_HEAP],boot_jdk_jvmargs,[$JAVA])
-  ADD_JVM_ARG_IF_OK([-XX:ThreadStackSize=$STACK_SIZE],boot_jdk_jvmargs,[$JAVA])
+  ADD_JVM_ARG_IF_OK([-Xmx$JVM_MAX_HEAP],boot_jdk_jvmargs_big,[$JAVA])
+  ADD_JVM_ARG_IF_OK([-XX:ThreadStackSize=$STACK_SIZE],boot_jdk_jvmargs_big,[$JAVA])
+
+  AC_MSG_RESULT([$boot_jdk_jvmargs_big])

-  # Disable special log output when a debug build is used as Boot JDK...
-  ADD_JVM_ARG_IF_OK([-XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput],boot_jdk_jvmargs,[$JAVA])
+  JAVA_FLAGS_BIG=$boot_jdk_jvmargs_big
+  AC_SUBST(JAVA_FLAGS_BIG)

-  # Apply user provided options.
-  ADD_JVM_ARG_IF_OK([$with_boot_jdk_jvmargs],boot_jdk_jvmargs,[$JAVA])
+
+  AC_MSG_CHECKING([flags for boot jdk java command for small workloads])

-  AC_MSG_RESULT([$boot_jdk_jvmargs])
+  # Use serial gc for small short lived tools if possible
+  ADD_JVM_ARG_IF_OK([-XX:+UseSerialGC],boot_jdk_jvmargs_small,[$JAVA])
+  ADD_JVM_ARG_IF_OK([-Xms32M],boot_jdk_jvmargs_small,[$JAVA])
+  ADD_JVM_ARG_IF_OK([-Xmx512M],boot_jdk_jvmargs_small,[$JAVA])

-  # For now, general JAVA_FLAGS are the same as the boot jdk jvmargs
-  JAVA_FLAGS=$boot_jdk_jvmargs
+  AC_MSG_RESULT([$boot_jdk_jvmargs_small])

-  AC_SUBST(BOOT_JDK_JVMARGS, $boot_jdk_jvmargs)
-  AC_SUBST(JAVA_FLAGS, $JAVA_FLAGS)
+  JAVA_FLAGS_SMALL=$boot_jdk_jvmargs_small
+  AC_SUBST(JAVA_FLAGS_SMALL)
 ])
--- a/common/autoconf/flags.m4	Thu Mar 20 13:43:52 2014 -0700
+++ b/common/autoconf/flags.m4	Tue Mar 25 12:31:39 2014 -0700
@@ -148,6 +148,26 @@
       SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1'
       SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1'
     fi
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    PICFLAG=''
+    C_FLAG_REORDER=''
+    CXX_FLAG_REORDER=''
+
+    if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+      # Linking is different on MacOSX
+      SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG"
+      SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.'
+      SET_SHARED_LIBRARY_ORIGIN="$SET_EXECUTABLE_ORIGIN"
+      SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/[$]1'
+      SET_SHARED_LIBRARY_MAPFILE=''
+    else
+      # Default works for linux, might work on other platforms as well.
+      SHARED_LIBRARY_FLAGS='-shared'
+      SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN[$]1'
+      SET_SHARED_LIBRARY_ORIGIN="-Xlinker -z -Xlinker origin $SET_EXECUTABLE_ORIGIN"
+      SET_SHARED_LIBRARY_NAME='-Xlinker -soname=[$]1'
+      SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=[$]1'
+    fi
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     PICFLAG="-KPIC"
     C_FLAG_REORDER='-xF'
@@ -242,6 +262,8 @@
   # Generate make dependency files
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
     C_FLAG_DEPS="-MMD -MF"
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    C_FLAG_DEPS="-MMD -MF"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     C_FLAG_DEPS="-xMMD -xMF"
   elif test "x$TOOLCHAIN_TYPE" = xxlc; then
@@ -260,6 +282,9 @@
       CFLAGS_DEBUG_SYMBOLS="-g"
       CXXFLAGS_DEBUG_SYMBOLS="-g"
     fi
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    CFLAGS_DEBUG_SYMBOLS="-g"
+    CXXFLAGS_DEBUG_SYMBOLS="-g"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CFLAGS_DEBUG_SYMBOLS="-g -xs"
     CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
@@ -315,6 +340,20 @@
         C_O_FLAG_NORM="-O2"
         C_O_FLAG_NONE="-O0"
       fi
+    elif test "x$TOOLCHAIN_TYPE" = xclang; then
+      if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+        # On MacOSX we optimize for size, something
+        # we should do for all platforms?
+        C_O_FLAG_HIGHEST="-Os"
+        C_O_FLAG_HI="-Os"
+        C_O_FLAG_NORM="-Os"
+        C_O_FLAG_NONE=""
+      else
+        C_O_FLAG_HIGHEST="-O3"
+        C_O_FLAG_HI="-O3"
+        C_O_FLAG_NORM="-O2"
+        C_O_FLAG_NONE="-O0"
+      fi
     elif test "x$TOOLCHAIN_TYPE" = xxlc; then
       C_O_FLAG_HIGHEST="-O3"
       C_O_FLAG_HI="-O3 -qstrict"
--- a/common/autoconf/generated-configure.sh	Thu Mar 20 13:43:52 2014 -0700
+++ b/common/autoconf/generated-configure.sh	Tue Mar 25 12:31:39 2014 -0700
@@ -653,6 +653,9 @@
 LIBM
 LIBZIP_CAN_USE_MMAP
 USE_EXTERNAL_LIBZ
+USE_EXTERNAL_LIBPNG
+PNG_LIBS
+PNG_CFLAGS
 USE_EXTERNAL_LIBGIF
 USE_EXTERNAL_LIBJPEG
 ALSA_LIBS
@@ -793,8 +796,9 @@
 JAXP_TOPDIR
 CORBA_TOPDIR
 LANGTOOLS_TOPDIR
+JAVA_FLAGS_SMALL
+JAVA_FLAGS_BIG
 JAVA_FLAGS
-BOOT_JDK_JVMARGS
 JAVAC_FLAGS
 BOOT_JDK_SOURCETARGET
 JARSIGNER
@@ -1071,6 +1075,7 @@
 with_alsa_include
 with_alsa_lib
 with_giflib
+with_libpng
 with_zlib
 with_stdc__lib
 with_msvcr_dll
@@ -1183,6 +1188,8 @@
 FREETYPE_LIBS
 ALSA_CFLAGS
 ALSA_LIBS
+PNG_CFLAGS
+PNG_LIBS
 LIBFFI_CFLAGS
 LIBFFI_LIBS
 CCACHE'
@@ -1921,6 +1928,8 @@
   --with-alsa-lib         specify directory for the alsa library
   --with-giflib           use giflib from build system or OpenJDK source
                           (system, bundled) [bundled]
+  --with-libpng           use libpng from build system or OpenJDK source
+                          (system, bundled) [bundled]
   --with-zlib             use zlib from build system or OpenJDK source
                           (system, bundled) [bundled]
   --with-stdc++lib=<static>,<dynamic>,<default>
@@ -2045,6 +2054,8 @@
               linker flags for FREETYPE, overriding pkg-config
   ALSA_CFLAGS C compiler flags for ALSA, overriding pkg-config
   ALSA_LIBS   linker flags for ALSA, overriding pkg-config
+  PNG_CFLAGS  C compiler flags for PNG, overriding pkg-config
+  PNG_LIBS    linker flags for PNG, overriding pkg-config
   LIBFFI_CFLAGS
               C compiler flags for LIBFFI, overriding pkg-config
   LIBFFI_LIBS linker flags for LIBFFI, overriding pkg-config
@@ -4221,7 +4232,7 @@
 #CUSTOM_AUTOCONF_INCLUDE

 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1394011255
+DATE_WHEN_GENERATED=1394794899

 ###############################################################################
 #
@@ -25856,67 +25867,6 @@
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking flags for boot jdk java command " >&5
 $as_echo_n "checking flags for boot jdk java command ... " >&6; }

-  # Starting amount of heap memory.
-
-  $ECHO "Check if jvm arg is ok: -Xms64M" >&5
-  $ECHO "Command: $JAVA -Xms64M -version" >&5
-  OUTPUT=`$JAVA -Xms64M -version 2>&1`
-  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
-  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
-  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
-    boot_jdk_jvmargs="$boot_jdk_jvmargs -Xms64M"
-    JVM_ARG_OK=true
-  else
-    $ECHO "Arg failed:" >&5
-    $ECHO "$OUTPUT" >&5
-    JVM_ARG_OK=false
-  fi
-
-
-  # Maximum amount of heap memory.
-  # Maximum stack size.
-  if test "x$BUILD_NUM_BITS" = x32; then
-    JVM_MAX_HEAP=1100M
-    STACK_SIZE=768
-  else
-    # Running Javac on a JVM on a 64-bit machine, takes more space since 64-bit
-    # pointers are used. Apparently, we need to increase the heap and stack
-    # space for the jvm. More specifically, when running javac to build huge
-    # jdk batch
-    JVM_MAX_HEAP=1600M
-    STACK_SIZE=1536
-  fi
-
-  $ECHO "Check if jvm arg is ok: -Xmx$JVM_MAX_HEAP" >&5
-  $ECHO "Command: $JAVA -Xmx$JVM_MAX_HEAP -version" >&5
-  OUTPUT=`$JAVA -Xmx$JVM_MAX_HEAP -version 2>&1`
-  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
-  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
-  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
-    boot_jdk_jvmargs="$boot_jdk_jvmargs -Xmx$JVM_MAX_HEAP"
-    JVM_ARG_OK=true
-  else
-    $ECHO "Arg failed:" >&5
-    $ECHO "$OUTPUT" >&5
-    JVM_ARG_OK=false
-  fi
-
-
-  $ECHO "Check if jvm arg is ok: -XX:ThreadStackSize=$STACK_SIZE" >&5
-  $ECHO "Command: $JAVA -XX:ThreadStackSize=$STACK_SIZE -version" >&5
-  OUTPUT=`$JAVA -XX:ThreadStackSize=$STACK_SIZE -version 2>&1`
-  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
-  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
-  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
-    boot_jdk_jvmargs="$boot_jdk_jvmargs -XX:ThreadStackSize=$STACK_SIZE"
-    JVM_ARG_OK=true
-  else
-    $ECHO "Arg failed:" >&5
-    $ECHO "$OUTPUT" >&5
-    JVM_ARG_OK=false
-  fi
-
-
   # Disable special log output when a debug build is used as Boot JDK...

   $ECHO "Check if jvm arg is ok: -XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput" >&5
@@ -25957,9 +25907,133 @@
   # For now, general JAVA_FLAGS are the same as the boot jdk jvmargs
   JAVA_FLAGS=$boot_jdk_jvmargs

-  BOOT_JDK_JVMARGS=$boot_jdk_jvmargs
-
-  JAVA_FLAGS=$JAVA_FLAGS
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking flags for boot jdk java command for big workloads" >&5
+$as_echo_n "checking flags for boot jdk java command for big workloads... " >&6; }
+
+  # Starting amount of heap memory.
+
+  $ECHO "Check if jvm arg is ok: -Xms64M" >&5
+  $ECHO "Command: $JAVA -Xms64M -version" >&5
+  OUTPUT=`$JAVA -Xms64M -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs_big="$boot_jdk_jvmargs_big -Xms64M"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  # Maximum amount of heap memory.
+  # Maximum stack size.
+  if test "x$BUILD_NUM_BITS" = x32; then
+    JVM_MAX_HEAP=1100M
+    STACK_SIZE=768
+  else
+    # Running Javac on a JVM on a 64-bit machine, takes more space since 64-bit
+    # pointers are used. Apparently, we need to increase the heap and stack
+    # space for the jvm. More specifically, when running javac to build huge
+    # jdk batch
+    JVM_MAX_HEAP=1600M
+    STACK_SIZE=1536
+  fi
+
+  $ECHO "Check if jvm arg is ok: -Xmx$JVM_MAX_HEAP" >&5
+  $ECHO "Command: $JAVA -Xmx$JVM_MAX_HEAP -version" >&5
+  OUTPUT=`$JAVA -Xmx$JVM_MAX_HEAP -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs_big="$boot_jdk_jvmargs_big -Xmx$JVM_MAX_HEAP"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  $ECHO "Check if jvm arg is ok: -XX:ThreadStackSize=$STACK_SIZE" >&5
+  $ECHO "Command: $JAVA -XX:ThreadStackSize=$STACK_SIZE -version" >&5
+  OUTPUT=`$JAVA -XX:ThreadStackSize=$STACK_SIZE -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs_big="$boot_jdk_jvmargs_big -XX:ThreadStackSize=$STACK_SIZE"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $boot_jdk_jvmargs_big" >&5
+$as_echo "$boot_jdk_jvmargs_big" >&6; }
+
+  JAVA_FLAGS_BIG=$boot_jdk_jvmargs_big
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking flags for boot jdk java command for small workloads" >&5
+$as_echo_n "checking flags for boot jdk java command for small workloads... " >&6; }
+
+  # Use serial gc for small short lived tools if possible
+
+  $ECHO "Check if jvm arg is ok: -XX:+UseSerialGC" >&5
+  $ECHO "Command: $JAVA -XX:+UseSerialGC -version" >&5
+  OUTPUT=`$JAVA -XX:+UseSerialGC -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs_small="$boot_jdk_jvmargs_small -XX:+UseSerialGC"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  $ECHO "Check if jvm arg is ok: -Xms32M" >&5
+  $ECHO "Command: $JAVA -Xms32M -version" >&5
+  OUTPUT=`$JAVA -Xms32M -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs_small="$boot_jdk_jvmargs_small -Xms32M"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  $ECHO "Check if jvm arg is ok: -Xmx512M" >&5
+  $ECHO "Command: $JAVA -Xmx512M -version" >&5
+  OUTPUT=`$JAVA -Xmx512M -version 2>&1`
+  FOUND_WARN=`$ECHO "$OUTPUT" | grep -i warn`
+  FOUND_VERSION=`$ECHO $OUTPUT | grep " version \""`
+  if test "x$FOUND_VERSION" != x && test "x$FOUND_WARN" = x; then
+    boot_jdk_jvmargs_small="$boot_jdk_jvmargs_small -Xmx512M"
+    JVM_ARG_OK=true
+  else
+    $ECHO "Arg failed:" >&5
+    $ECHO "$OUTPUT" >&5
+    JVM_ARG_OK=false
+  fi
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $boot_jdk_jvmargs_small" >&5
+$as_echo "$boot_jdk_jvmargs_small" >&6; }
+
+  JAVA_FLAGS_SMALL=$boot_jdk_jvmargs_small


@@ -26297,8 +26371,28 @@
   # Use indirect variable referencing
   toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS
   VALID_TOOLCHAINS=${!toolchain_var_name}
-  # First toolchain type in the list is the default
-  DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
+
+  if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+    # On Mac OS X, default toolchain to clang after Xcode 5
+    XCODE_VERSION_OUTPUT=`xcodebuild -version 2>&1 | $HEAD -n 1`
+    $ECHO "$XCODE_VERSION_OUTPUT" | $GREP "Xcode " > /dev/null
+    if test $? -ne 0; then
+      as_fn_error $? "Failed to determine Xcode version." "$LINENO" 5
+    fi
+    XCODE_MAJOR_VERSION=`$ECHO $XCODE_VERSION_OUTPUT | \
+        $SED -e 's/^Xcode \([1-9][0-9.]*\)/\1/' | \
+        $CUT -f 1 -d .`
+    { $as_echo "$as_me:${as_lineno-$LINENO}: Xcode major version: $XCODE_MAJOR_VERSION" >&5
+$as_echo "$as_me: Xcode major version: $XCODE_MAJOR_VERSION" >&6;}
+    if test $XCODE_MAJOR_VERSION -ge 5; then
+        DEFAULT_TOOLCHAIN="clang"
+    else
+        DEFAULT_TOOLCHAIN="gcc"
+    fi
+  else
+    # First toolchain type in the list is the default
+    DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
+  fi

   if test "x$with_toolchain_type" = xlist; then
     # List all toolchains
@@ -41236,6 +41330,26 @@
       SET_SHARED_LIBRARY_NAME='-Xlinker -soname=$1'
       SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=$1'
     fi
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    PICFLAG=''
+    C_FLAG_REORDER=''
+    CXX_FLAG_REORDER=''
+
+    if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+      # Linking is different on MacOSX
+      SHARED_LIBRARY_FLAGS="-dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $PICFLAG"
+      SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker @loader_path/.'
+      SET_SHARED_LIBRARY_ORIGIN="$SET_EXECUTABLE_ORIGIN"
+      SET_SHARED_LIBRARY_NAME='-Xlinker -install_name -Xlinker @rpath/$1'
+      SET_SHARED_LIBRARY_MAPFILE=''
+    else
+      # Default works for linux, might work on other platforms as well.
+      SHARED_LIBRARY_FLAGS='-shared'
+      SET_EXECUTABLE_ORIGIN='-Xlinker -rpath -Xlinker \$$$$ORIGIN$1'
+      SET_SHARED_LIBRARY_ORIGIN="-Xlinker -z -Xlinker origin $SET_EXECUTABLE_ORIGIN"
+      SET_SHARED_LIBRARY_NAME='-Xlinker -soname=$1'
+      SET_SHARED_LIBRARY_MAPFILE='-Xlinker -version-script=$1'
+    fi
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     PICFLAG="-KPIC"
     C_FLAG_REORDER='-xF'
@@ -41297,6 +41411,8 @@
   # Generate make dependency files
   if test "x$TOOLCHAIN_TYPE" = xgcc; then
     C_FLAG_DEPS="-MMD -MF"
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    C_FLAG_DEPS="-MMD -MF"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     C_FLAG_DEPS="-xMMD -xMF"
   elif test "x$TOOLCHAIN_TYPE" = xxlc; then
@@ -41315,6 +41431,9 @@
       CFLAGS_DEBUG_SYMBOLS="-g"
       CXXFLAGS_DEBUG_SYMBOLS="-g"
     fi
+  elif test "x$TOOLCHAIN_TYPE" = xclang; then
+    CFLAGS_DEBUG_SYMBOLS="-g"
+    CXXFLAGS_DEBUG_SYMBOLS="-g"
   elif test "x$TOOLCHAIN_TYPE" = xsolstudio; then
     CFLAGS_DEBUG_SYMBOLS="-g -xs"
     CXXFLAGS_DEBUG_SYMBOLS="-g0 -xs"
@@ -41370,6 +41489,20 @@
         C_O_FLAG_NORM="-O2"
         C_O_FLAG_NONE="-O0"
       fi
+    elif test "x$TOOLCHAIN_TYPE" = xclang; then
+      if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+        # On MacOSX we optimize for size, something
+        # we should do for all platforms?
+        C_O_FLAG_HIGHEST="-Os"
+        C_O_FLAG_HI="-Os"
+        C_O_FLAG_NORM="-Os"
+        C_O_FLAG_NONE=""
+      else
+        C_O_FLAG_HIGHEST="-O3"
+        C_O_FLAG_HI="-O3"
+        C_O_FLAG_NORM="-O2"
+        C_O_FLAG_NONE="-O0"
+      fi
     elif test "x$TOOLCHAIN_TYPE" = xxlc; then
       C_O_FLAG_HIGHEST="-O3"
       C_O_FLAG_HI="-O3 -qstrict"
@@ -46791,6 +46924,118 @@

   ###############################################################################
   #
+  # Check for the png library
+  #
+
+
+# Check whether --with-libpng was given.
+if test "${with_libpng+set}" = set; then :
+  withval=$with_libpng;
+fi
+
+
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for which libpng to use" >&5
+$as_echo_n "checking for which libpng to use... " >&6; }
+
+  # default is bundled
+  DEFAULT_LIBPNG=bundled
+
+  #
+  # if user didn't specify, use DEFAULT_LIBPNG
+  #
+  if test "x${with_libpng}" = "x"; then
+      with_libpng=${DEFAULT_LIBPNG}
+  fi
+
+  if test "x${with_libpng}" = "xbundled"; then
+      USE_EXTERNAL_LIBPNG=false
+      { $as_echo "$as_me:${as_lineno-$LINENO}: result: bundled" >&5
+$as_echo "bundled" >&6; }
+  elif test "x${with_libpng}" = "xsystem"; then
+
+pkg_failed=no
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for PNG" >&5
+$as_echo_n "checking for PNG... " >&6; }
+
+if test -n "$PNG_CFLAGS"; then
+    pkg_cv_PNG_CFLAGS="$PNG_CFLAGS"
+ elif test -n "$PKG_CONFIG"; then
+    if test -n "$PKG_CONFIG" && \
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpng\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libpng") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+  pkg_cv_PNG_CFLAGS=`$PKG_CONFIG --cflags "libpng" 2>/dev/null`
+else
+  pkg_failed=yes
+fi
+ else
+    pkg_failed=untried
+fi
+if test -n "$PNG_LIBS"; then
+    pkg_cv_PNG_LIBS="$PNG_LIBS"
+ elif test -n "$PKG_CONFIG"; then
+    if test -n "$PKG_CONFIG" && \
+    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"libpng\""; } >&5
+  ($PKG_CONFIG --exists --print-errors "libpng") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then
+  pkg_cv_PNG_LIBS=`$PKG_CONFIG --libs "libpng" 2>/dev/null`
+else
+  pkg_failed=yes
+fi
+ else
+    pkg_failed=untried
+fi
+
+
+
+if test $pkg_failed = yes; then
+
+if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
+        _pkg_short_errors_supported=yes
+else
+        _pkg_short_errors_supported=no
+fi
+        if test $_pkg_short_errors_supported = yes; then
+	        PNG_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "libpng" 2>&1`
+        else
+	        PNG_PKG_ERRORS=`$PKG_CONFIG --print-errors "libpng" 2>&1`
+        fi
+	# Put the nasty error message in config.log where it belongs
+	echo "$PNG_PKG_ERRORS" >&5
+
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+                 LIBPNG_FOUND=no
+elif test $pkg_failed = untried; then
+	 LIBPNG_FOUND=no
+else
+	PNG_CFLAGS=$pkg_cv_PNG_CFLAGS
+	PNG_LIBS=$pkg_cv_PNG_LIBS
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+	 LIBPNG_FOUND=yes
+fi
+      if test "x${LIBPNG_FOUND}" = "xyes"; then
+          USE_EXTERNAL_LIBPNG=true
+          { $as_echo "$as_me:${as_lineno-$LINENO}: result: system" >&5
+$as_echo "system" >&6; }
+      else
+          { $as_echo "$as_me:${as_lineno-$LINENO}: result: system not found" >&5
+$as_echo "system not found" >&6; }
+          as_fn_error $? "--with-libpng=system specified, but no libpng found!" "$LINENO" 5
+      fi
+  else
+      as_fn_error $? "Invalid value of --with-libpng: ${with_libpng}, use 'system' or 'bundled'" "$LINENO" 5
+  fi
+
+
+  ###############################################################################
+  #
   # Check for the zlib library
   #
--- a/common/autoconf/libraries.m4	Thu Mar 20 13:43:52 2014 -0700
+++ b/common/autoconf/libraries.m4	Tue Mar 25 12:31:39 2014 -0700
@@ -654,6 +654,46 @@

   ###############################################################################
   #
+  # Check for the png library
+  #
+
+  AC_ARG_WITH(libpng, [AS_HELP_STRING([--with-libpng],
+     [use libpng from build system or OpenJDK source (system, bundled) @<:@bundled@:>@])])
+
+
+  AC_MSG_CHECKING([for which libpng to use])
+
+  # default is bundled
+  DEFAULT_LIBPNG=bundled
+
+  #
+  # if user didn't specify, use DEFAULT_LIBPNG
+  #
+  if test "x${with_libpng}" = "x"; then
+      with_libpng=${DEFAULT_LIBPNG}
+  fi
+
+  if test "x${with_libpng}" = "xbundled"; then
+      USE_EXTERNAL_LIBPNG=false
+      AC_MSG_RESULT([bundled])
+  elif test "x${with_libpng}" = "xsystem"; then
+      PKG_CHECK_MODULES(PNG, libpng,
+                   [ LIBPNG_FOUND=yes ],
+                   [ LIBPNG_FOUND=no ])
+      if test "x${LIBPNG_FOUND}" = "xyes"; then
+          USE_EXTERNAL_LIBPNG=true
+          AC_MSG_RESULT([system])
+      else
+          AC_MSG_RESULT([system not found])
+          AC_MSG_ERROR([--with-libpng=system specified, but no libpng found!])
+      fi
+  else
+      AC_MSG_ERROR([Invalid value of --with-libpng: ${with_libpng}, use 'system' or 'bundled'])
+  fi
+  AC_SUBST(USE_EXTERNAL_LIBPNG)
+
+  ###############################################################################
+  #
   # Check for the zlib library
   #
--- a/common/autoconf/spec.gmk.in	Thu Mar 20 13:43:52 2014 -0700
+++ b/common/autoconf/spec.gmk.in	Tue Mar 25 12:31:39 2014 -0700
@@ -254,7 +254,6 @@

 # The boot jdk to use
 BOOT_JDK:=@BOOT_JDK@
-BOOT_JDK_JVMARGS:=@BOOT_JDK_JVMARGS@
 BOOT_RTJAR:=@BOOT_RTJAR@
 BOOT_TOOLSJAR=$(BOOT_JDK)/lib/tools.jar

@@ -442,8 +441,11 @@
 POST_MCS_CMD:=@POST_MCS_CMD@

 JAVA_FLAGS:=@JAVA_FLAGS@
+JAVA_FLAGS_BIG:=@JAVA_FLAGS_BIG@
+JAVA_FLAGS_SMALL:=@JAVA_FLAGS_SMALL@

-JAVA=@FIXPATH@ @JAVA@ $(JAVA_FLAGS)
+JAVA=@FIXPATH@ @JAVA@ $(JAVA_FLAGS_BIG) $(JAVA_FLAGS)
+JAVA_SMALL=@FIXPATH@ @JAVA@ $(JAVA_FLAGS_SMALL) $(JAVA_FLAGS)

 JAVAC:=@FIXPATH@ @JAVAC@
 # Hotspot sets this variable before reading the SPEC when compiling sa-jdi.jar. Avoid
@@ -454,7 +456,7 @@

 JAR:=@FIXPATH@ @JAR@

-NATIVE2ASCII:=@FIXPATH@ @NATIVE2ASCII@
+NATIVE2ASCII:=@FIXPATH@ @NATIVE2ASCII@ $(addprefix -J, $(JAVA_FLAGS_SMALL))

 JARSIGNER:=@FIXPATH@ @JARSIGNER@

@@ -645,6 +647,15 @@
 # Read-only single-machine data
 INSTALL_SYSCONFDIR=@sysconfdir@

+####################################################
+#
+# Libraries
+#
+
+USE_EXTERNAL_LIBPNG:=@USE_EXTERNAL_LIBPNG@
+PNG_LIBS:=@PNG_LIBS@
+PNG_CFLAGS:=@PNG_CFLAGS@
+

 ####################################################
 #
--- a/common/autoconf/toolchain.m4	Thu Mar 20 13:43:52 2014 -0700
+++ b/common/autoconf/toolchain.m4	Tue Mar 25 12:31:39 2014 -0700
@@ -96,8 +96,27 @@
   # Use indirect variable referencing
   toolchain_var_name=VALID_TOOLCHAINS_$OPENJDK_BUILD_OS
   VALID_TOOLCHAINS=${!toolchain_var_name}
-  # First toolchain type in the list is the default
-  DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
+
+  if test "x$OPENJDK_TARGET_OS" = xmacosx; then
+    # On Mac OS X, default toolchain to clang after Xcode 5
+    XCODE_VERSION_OUTPUT=`xcodebuild -version 2>&1 | $HEAD -n 1`
+    $ECHO "$XCODE_VERSION_OUTPUT" | $GREP "Xcode " > /dev/null
+    if test $? -ne 0; then
+      AC_MSG_ERROR([Failed to determine Xcode version.])
+    fi
+    XCODE_MAJOR_VERSION=`$ECHO $XCODE_VERSION_OUTPUT | \
+        $SED -e 's/^Xcode \(@<:@1-9@:>@@<:@0-9.@:>@*\)/\1/' | \
+        $CUT -f 1 -d .`
+    AC_MSG_NOTICE([Xcode major version: $XCODE_MAJOR_VERSION])
+    if test $XCODE_MAJOR_VERSION -ge 5; then
+        DEFAULT_TOOLCHAIN="clang"
+    else
+        DEFAULT_TOOLCHAIN="gcc"
+    fi
+  else
+    # First toolchain type in the list is the default
+    DEFAULT_TOOLCHAIN=${VALID_TOOLCHAINS%% *}
+  fi

   if test "x$with_toolchain_type" = xlist; then
     # List all toolchains
--- a/make/common/JavaCompilation.gmk	Thu Mar 20 13:43:52 2014 -0700
+++ b/make/common/JavaCompilation.gmk	Tue Mar 25 12:31:39 2014 -0700
@@ -143,6 +143,9 @@
   ifneq (,$2)
     $1_DEPS:=$2
   else
+    # Add all source roots to the find cache since we are likely going to run find
+    # on these more than once. The cache will only be updated if necessary.
+    $$(eval $$(call FillCacheFind, $$($1_FIND_LIST)))
     $1_DEPS:=$$(filter $$(addprefix %,$$($1_SUFFIXES)), \
         $$(call CacheFind,$$($1_SRCS)))
     ifneq (,$$($1_GREP_INCLUDE_PATTERNS))
@@ -158,6 +161,10 @@
       $1_DEPS+=$$(call CacheFind,$$(wildcard $$(addsuffix /META-INF,$$($1_SRCS))))
     endif
   endif
+  # The dependency list should never be empty
+  ifeq ($$(strip $$($1_DEPS)), )
+    $$(warning No dependencies found for $1)
+  endif

   # Utility macros, to make the shell script receipt somewhat easier to decipher.

@@ -336,7 +343,20 @@
 # Previously this was inconsistently done in different repositories.
 # This is the new clean standard. Though it is to be superseded by
 # a standard annotation processor from with sjavac.
-define add_file_to_copy_and_clean
+#
+# The sed expression does this:
+# 1. Add a backslash before any :, = or ! that do not have a backslash already.
+# 2. Apply the file unicode2x.sed which does a whole bunch of \u00XX to \xXX
+#    conversions.
+# 3. Delete all lines starting with #.
+# 4. Delete empty lines.
+# 5. Append lines ending with \ with the next line.
+# 6. Remove leading and trailing white space.
+# 7. Replace the first \= with just =.
+# 8. Finally it's all sorted to create a stable output.
+#
+# It is assumed that = is the character used for separating names and values.
+define add_file_to_clean
   # param 1 = BUILD_MYPACKAGE
   # parma 2 = The source file to copy and clean.
   $2_TARGET:=$2
@@ -345,12 +365,13 @@
   # Now we can setup the depency that will trigger the copying.
   $$($1_BIN)$$($2_TARGET) : $2
 	$(MKDIR) -p $$(@D)
-	$(CAT) $$< | $(SED) -e 's/\([^\\]\):/\1\\:/g' -e 's/\([^\\]\)=/\1\\=/g' -e 's/#.*/#/g' \
+	$(CAT) $$< | $(SED) -e 's/\([^\\]\):/\1\\:/g' -e 's/\([^\\]\)=/\1\\=/g' \
+	        -e 's/\([^\\]\)!/\1\\!/g' -e 's/#.*/#/g' \
 	    | $(SED) -f "$(SRC_ROOT)/make/common/support/unicode2x.sed" \
 	    | $(SED) -e '/^#/d' -e '/^$$$$/d' \
 	        -e :a -e '/\\$$$$/N; s/\\\n//; ta' \
 	        -e 's/^[ \t]*//;s/[ \t]*$$$$//' \
-	        -e 's/\\=/=/' | LANG=C $(SORT) > $$@
+	        -e 's/\\=/=/' | LC_ALL=C $(SORT) > $$@
 	$(CHMOD) -f ug+w $$@

   # And do not forget this target
@@ -376,8 +397,9 @@
   #   INCLUDES:=myapp.foo means will only compile java files in myapp.foo or any of its sub-packages.
   #   EXCLUDES:=myapp.foo means will do not compile java files in myapp.foo or any of its sub-packages.
   #   COPY:=.prp means copy all prp files to the corresponding package in BIN.
+  #   COPY_FILES:=myapp/foo/setting.txt means copy this file over to the package myapp/foo
   #   CLEAN:=.properties means copy and clean all properties file to the corresponding package in BIN.
-  #   COPY_FILES:=myapp/foo/setting.txt means copy this file over to the package myapp/foo
+  #   CLEAN_FILES:=myapp/foo/setting.txt means clean this file over to the package myapp/foo
   #   SRCZIP:=Create a src.zip based on the found sources and copied files.
   #   INCLUDE_FILES:="com/sun/SolarisFoobar.java" means only compile this file!
   #   EXCLUDE_FILES:="com/sun/SolarisFoobar.java" means do not compile this particular file!
@@ -405,6 +427,9 @@
   # Make sure the dirs exist.
   $$(foreach d,$$($1_SRC), $$(if $$(wildcard $$d),,$$(error SRC specified to SetupJavaCompilation $1 contains missing directory $$d)))
   $$(eval $$(call MakeDir,$$($1_BIN)))
+  # Add all source roots to the find cache since we are likely going to run find
+  # on these more than once. The cache will only be updated if necessary.
+  $$(eval $$(call FillCacheFind,$$($1_SRC)))
   # Find all files in the source trees.
   $1_ALL_SRCS += $$(filter-out $(OVR_SRCS),$$(call CacheFind,$$($1_SRC)))
   # Extract the java files.
@@ -437,7 +462,7 @@
   endif

   # Find all files to be copied from source to bin.
-  ifneq (,$$($1_COPY))
+  ifneq (,$$($1_COPY)$$($1_COPY_FILES))
     # Search for all files to be copied.
     $1_ALL_COPIES := $$(filter $$(addprefix %,$$($1_COPY)),$$($1_ALL_SRCS))
     # Copy these explicitly
@@ -452,20 +477,22 @@
     ifneq (,$$($1_EXCLUDE_FILES))
       $1_ALL_COPIES := $$(filter-out $$($1_EXCLUDE_FILES_PATTERN),$$($1_ALL_COPIES))
     endif
-    # All files below META-INF are always copied.
-    $1_ALL_COPIES += $$(filter $$(addsuffix /META-INF%,$$($1_SRC)),$$($1_ALL_SRCS))
-    ifneq (,$$($1_ALL_COPIES))
-      # Yep, there are files to be copied!
-      $1_ALL_COPY_TARGETS:=
-          $$(foreach i,$$($1_ALL_COPIES),$$(eval $$(call add_file_to_copy,$1,$$i)))
-      # Now we can depend on $$($1_ALL_COPY_TARGETS) to copy all files!
-    endif
+  endif
+  # All files below META-INF are always copied.
+  $1_ALL_COPIES += $$(filter $$(addsuffix /META-INF%,$$($1_SRC)),$$($1_ALL_SRCS))
+  ifneq (,$$($1_ALL_COPIES))
+    # Yep, there are files to be copied!
+    $1_ALL_COPY_TARGETS:=
+        $$(foreach i,$$($1_ALL_COPIES),$$(eval $$(call add_file_to_copy,$1,$$i)))
+    # Now we can depend on $$($1_ALL_COPY_TARGETS) to copy all files!
   endif

   # Find all property files to be copied and cleaned from source to bin.
-  ifneq (,$$($1_CLEAN))
+  ifneq (,$$($1_CLEAN)$$($1_CLEAN_FILES))
     # Search for all files to be copied.
     $1_ALL_CLEANS := $$(filter $$(addprefix %,$$($1_CLEAN)),$$($1_ALL_SRCS))
+    # Clean these explicitly
+    $1_ALL_CLEANS += $$($1_CLEAN_FILES)
     # Copy and clean must also respect filters.
     ifneq (,$$($1_INCLUDES))
       $1_ALL_CLEANS := $$(filter $$($1_SRC_INCLUDES),$$($1_ALL_CLEANS))
@@ -479,7 +506,7 @@
     ifneq (,$$($1_ALL_CLEANS))
       # Yep, there are files to be copied and cleaned!
       $1_ALL_COPY_CLEAN_TARGETS:=
-          $$(foreach i,$$($1_ALL_CLEANS),$$(eval $$(call add_file_to_copy_and_clean,$1,$$i)))
+          $$(foreach i,$$($1_ALL_CLEANS),$$(eval $$(call add_file_to_clean,$1,$$i)))
       # Now we can depend on $$($1_ALL_COPY_CLEAN_TARGETS) to copy all files!
     endif
   endif
--- a/make/common/MakeBase.gmk	Thu Mar 20 13:43:52 2014 -0700
+++ b/make/common/MakeBase.gmk	Tue Mar 25 12:31:39 2014 -0700
@@ -380,11 +380,23 @@
   # On Solaris, if the target is a symlink and exists, cp won't overwrite.
   # Cp has to operate in recursive mode to allow for -P flag, to preserve soft links. If the
   # name of the target file differs from the source file, rename after copy.
+  # If the source and target parent directories are the same, recursive copy doesn't work
+  # so we fall back on regular copy, which isn't preserving symlinks.
   define install-file
 	$(MKDIR) -p $(@D)
 	$(RM) '$@'
-	$(CP) -f -r -P '$<' '$(@D)'
-	if [ "$(@F)" != "$(<F)" ]; then $(MV) '$(@D)/$(<F)' '$@'; fi
+	if [ "$(@D)" != "$(<D)" ]; then \
+	  $(CP) -f -r -P '$<' '$(@D)'; \
+	  if [ "$(@F)" != "$(<F)" ]; then \
+	    $(MV) '$(@D)/$(<F)' '$@'; \
+	  fi; \
+	else \
+	  if [ -L '$<' ]; then \
+	    $(ECHO) "Source file is a symlink and target is in the same directory: $< $@" ; \
+	    exit 1; \
+	  fi; \
+	  $(CP) -f '$<' '$@'; \
+	fi
   endef
 else ifeq ($(OPENJDK_TARGET_OS),macosx)
   # On mac, extended attributes sometimes creep into the source files, which may later
@@ -408,6 +420,7 @@
 containing = $(foreach v,$2,$(if $(findstring $1,$v),$v))
 not-containing = $(foreach v,$2,$(if $(findstring $1,$v),,$v))

+ifneq ($(DISABLE_CACHE_FIND), true)
 ################################################################################
 # In Cygwin, finds are very costly, both because of expensive forks and because
 # of bad file system caching. Find is used extensively in $(shell) commands to
@@ -421,16 +434,23 @@
 #
 # Needs to be called with $(eval )
 #
+  # Even if the performance benifit is negligible on other platforms, keep the
+  # functionality active unless explicitly disabled to exercise it more.
+  #
+  # Initialize FIND_CACHE_DIRS with := to make it a non recursively-expanded variable
+  FIND_CACHE_DIRS :=
 # Param 1 - Dir to find in
-ifeq ($(OPENJDK_BUILD_OS),windows)
   define FillCacheFind
-    FIND_CACHE_DIR += $1
-    FIND_CACHE := $$(sort $$(FIND_CACHE) $$(shell $(FIND) $1 -type f -o -type l))
+    # Filter out already cached dirs. The - is needed when FIND_CACHE_DIR is empty
+    # since filter out will then return empty.
+    FIND_CACHE_NEW_DIRS := $$(filter-out $$(addsuffix /%,\
+        - $(FIND_CACHE_DIRS)) $(FIND_CACHE_DIRS), $1)
+    ifneq ($$(FIND_CACHE_NEW_DIRS), )
+      # Remove any trailing slash from dirs in the cache dir list
+      FIND_CACHE_DIRS += $$(patsubst %/,%, $$(FIND_CACHE_NEW_DIRS))
+      FIND_CACHE := $$(sort $$(FIND_CACHE) $$(shell $(FIND) $$(FIND_CACHE_NEW_DIRS) -type f -o -type l))
+    endif
   endef
-else
-  define FillCacheFind
-  endef
-endif

 # Mimics find by looking in the cache if all of the directories have been cached.
 # Otherwise reverts to shell find. This is safe to call on all platforms, even if
@@ -439,10 +459,16 @@
 # The extra - is needed when FIND_CACHE_DIR is empty but should be harmless.
 # Param 1 - Dirs to find in
 define CacheFind
-  $(if $(filter-out $(addsuffix %,- $(FIND_CACHE_DIR)),$1), \
+    $(if $(filter-out $(addsuffix /%,- $(FIND_CACHE_DIRS)) $(FIND_CACHE_DIRS),$1), \
     $(shell $(FIND) $1 -type f -o -type l), \
     $(filter $(addsuffix %,$1),$(FIND_CACHE)))
 endef
+else
+  # If CacheFind is disabled, just run the find command.
+  define CacheFind
+    $(shell $(FIND) $1 -type f -o -type l)
+  endef
+endif

 ################################################################################