[MIPS] Adding validator for MIPS architecture.

pnacl/build.sh

 #!/bin/bash
 # Copyright (c) 2012 The Native Client Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 #@                 Untrusted Toolchain Manager
 #@-------------------------------------------------------------------
 #@ This script builds the ARM and PNaCl untrusted toolchains.
 #@ It MUST be run from the native_client/ directory.
 ######################################################################
@@ skipping 1762 matching lines @@
   # libstdc++ installs a file with an abnormal name: "libstdc++*-gdb.py"
   # The asterisk may be due to a bug in libstdc++ Makefile/configure.
   # This causes problems on the Windows bot (during cleanup, toolchain
   # directory delete fails due to the bad character).
   # Rename it to get rid of the asterisk.
   spushd "${LIBSTDCPP_INSTALL_DIR}/lib"
   mv -f libstdc++'*'-gdb.py libstdc++-gdb.py
   spopd
 }
 
+build-validator() {
+  arch=$1
+  if [ ${arch} == 'mips' ]; then
+    targetplatform='mips32'
+  else
+    targetplatform=$arch
+  fi
+  ARCH=`echo ${arch} | tr '[:lower:]' '[:upper:]'`
+  TARGETPLATFORM=`echo ${targetplatform} | tr '[:lower:]' '[:upper:]'`
+  StepBanner "MISC-"${ARCH} "Building validator ("${TARGETPLATFORM}")"
+  spushd "${NACL_ROOT}"
+  RunWithLog ${arch}_ncval_core \
+    ./scons MODE=opt-host \
+    targetplatform=${targetplatform} \
+    sysinfo=0 \
+    ${arch}-ncval-core
+  cp ${SCONS_OUT}/opt-linux-x86-32-to-${targetplatform}/obj/src/trusted/\
+validator_${arch}/${arch}-ncval-core ${INSTALL_ROOT}/tools-x86
+  spopd
+}
+
 #+ misc-tools            - Build and install sel_ldr and validator for ARM.
 misc-tools() {
   if ${PNACL_BUILD_ARM} ; then
     StepBanner "MISC-ARM" "Building sel_ldr (ARM)"
 
     # TODO(robertm): revisit some of these options
     spushd "${NACL_ROOT}"
     RunWithLog arm_sel_ldr \
       ./scons MODE=opt-host \
       platform=arm \
       naclsdk_validate=0 \
       sysinfo=0 \
       sel_ldr
     rm -rf  "${INSTALL_ROOT}/tools-arm"
     mkdir "${INSTALL_ROOT}/tools-arm"
     local sconsdir="${SCONS_OUT}/opt-${SCONS_BUILD_PLATFORM}-arm"
     cp "${sconsdir}/obj/src/trusted/service_runtime/sel_ldr" \
        "${INSTALL_ROOT}/tools-arm"
     spopd
   else
     StepBanner "MISC-ARM" "Skipping ARM sel_ldr (No trusted ARM toolchain)"
   fi
 
   if ${BUILD_PLATFORM_LINUX} ; then
-    StepBanner "MISC-ARM" "Building validator (ARM)"
-    spushd "${NACL_ROOT}"
-    RunWithLog arm_ncval_core \
-      ./scons MODE=opt-host \
-      targetplatform=arm \
-      sysinfo=0 \
-      arm-ncval-core
     rm -rf  "${INSTALL_ROOT}/tools-x86"
     mkdir "${INSTALL_ROOT}/tools-x86"
-    cp ${SCONS_OUT}/opt-linux-x86-32-to-arm/obj/src/trusted/validator_arm/\
-arm-ncval-core ${INSTALL_ROOT}/tools-x86
-    spopd
+    for target in arm mips; do
+      build-validator $target
+    done
   else
-    StepBanner "MISC-ARM" "Skipping ARM validator (Not yet supported on Mac)"
+    for target in ARM MIPS; do
+      StepBanner "MISC-"${target} "Skipping " ${target} " validator (Not yet supported on Mac)"
+    done
   fi
 }
 
 #########################################################################
 #     < LIBELF >
 #########################################################################
 #+ libelf-host           - Build and install libelf (using the host CC)
 libelf-host() {
   StepBanner "LIBELF-HOST" "Building and installing libelf"
 
@@ skipping 2015 matching lines @@
   #Usage
   echo "ERROR: unknown function '$1'." >&2
   echo "For help, try:"
   echo "    $0 help"
   exit 1
 fi
 
 hg-migrate
 
 "$@"