[MIPS] Adding validator for MIPS architecture.

pnacl/build.sh

Index: pnacl/build.sh
diff --git a/pnacl/build.sh b/pnacl/build.sh
index 3ac2a91253e5e2a3d9deb7c161ed8c9b0904bb8d..d97f1f61b7bf5f064250405c28a04927eefc98cb 100755
--- a/pnacl/build.sh
+++ b/pnacl/build.sh
@@ -46,10 +46,12 @@ readonly PNACL_CONCURRENCY=${PNACL_CONCURRENCY:-8}
 readonly PNACL_MERGE_TESTING=${PNACL_MERGE_TESTING:-false}
 PNACL_PRUNE=${PNACL_PRUNE:-false}
 PNACL_BUILD_ARM=true
+# PNACL_BUILD_MIPS=true

[Nick Bray (chromium), 2012/04/27 19:41:33]

Nit: I haven't ever looked at this script before, but adding a commented line
raises the question of what you want and if there's a better solution.

 
 if ${BUILD_PLATFORM_MAC} || ${BUILD_PLATFORM_WIN}; then
-  # We don't yet support building ARM tools for mac or windows.
+  # We don't yet support building ARM and MIPS tools for mac or windows.
   PNACL_BUILD_ARM=false
+  PNACL_BUILD_MIPS=false
 fi
 
 readonly SB_JIT=${SB_JIT:-false}
@@ -1822,6 +1824,21 @@ arm-ncval-core ${INSTALL_ROOT}/tools-x86
   else
     StepBanner "MISC-ARM" "Skipping ARM validator (Not yet supported on Mac)"
   fi
+
+  if ${BUILD_PLATFORM_LINUX} ; then
+    StepBanner "MISC-MIPS" "Building validator (MIPS32)"
+    spushd "${NACL_ROOT}"
+    RunWithLog mips_ncval_core \
+      ./scons MODE=opt-host \
+      targetplatform=mips32 \
+      sysinfo=0 \
+     mips-ncval-core
+    cp scons-out/opt-linux-x86-32-to-mips32/obj/src/trusted/validator_mips/\
+mips-ncval-core ${INSTALL_ROOT}/tools-x86/mips-ncval-core
+    spopd
+  else
+    StepBanner "MISC-MIPS" "Skipping MIPS validator (Not yet supported on Mac)"
+  fi
 }
 
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