Chrome's Native Client backend implementation

build-scripts/config.sub

@@ -359,6 +359,19 @@ case $basic_machine in
 	i*86 | x86_64)
 	  basic_machine=$basic_machine-pc
 	  ;;
+	nacl64*)
+		basic_machine=x86_64-pc
+		os=-nacl
+		;;
+	nacl*)
+		basic_machine=i686-pc
+		os=-nacl
+		;;
+    pnacl*)
+        # le32-unknown-pnacl comes from http://www.chromium.org/nativeclient/pnacl/stability-of-the-pnacl-bitcode-abi
+        basic_machine=le32-unknown
+        os=-pnacl
+        ;;
 	# Object if more than one company name word.
 	*-*-*)
 		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
@@ -843,6 +856,10 @@ case $basic_machine in
 		basic_machine=le32-unknown
 		os=-nacl
 		;;
+    pnacl)
+        basic_machine=le32-unknown
+        os=-pnacl
+        ;;
 	ncr3000)
 		basic_machine=i486-ncr
 		os=-sysv4
@@ -1384,6 +1401,12 @@ case $os in
 			;;
 		esac
 		;;
+	-nacl*)
+		os=-nacl
+		;;
+    -pnacl*)
+        os=-pnacl
+        ;;
 	-nto-qnx*)
 		;;
 	-nto*)
@@ -1506,6 +1529,10 @@ case $os in
 		os=-dicos
 		;;
 	-nacl*)
+        os=-nacl
+        ;;
+	-pnacl*)
+        os=-pnacl
 		;;
 	-none)
 		;;

build-scripts/naclbuild.sh

@@ -0,0 +1,105 @@
+#!/bin/bash
+if [ -z "$1" ] && [ -z "$NACL_SDK_ROOT" ]; then
+    echo "Usage: ./naclbuild ~/nacl/pepper_33"
+    echo "This will build SDL for Native Client, and testgles2.c as a demo"
+    echo "You can set env vars CC, AR, LD and RANLIB to override the default PNaCl toolchain used"
+    echo "You can set env var SOURCES to select a different source file than testgles2.c"
+    exit 1
+fi
+
+if [ -n "$1" ]; then
+    NACL_SDK_ROOT="$1"
+fi
+
+CC=""
+
+if [ -n "$2" ]; then
+    CC="$2"
+fi
+
+echo "Using SDK at $NACL_SDK_ROOT"
+
+export NACL_SDK_ROOT="$NACL_SDK_ROOT"
+export CFLAGS="$CFLAGS -I$NACL_SDK_ROOT/include"
+
+NCPUS="1"
+case "$OSTYPE" in
+    darwin*)
+        NCPU=`sysctl -n hw.ncpu`
+        ;; 
+    linux*)
+        if [ -n `which nproc` ]; then
+            NCPUS=`nproc`
+        fi  
+        ;;
+  *);;
+esac
+
+CURDIR=`pwd -P`
+SDLPATH="$( cd "$(dirname "$0")/.." ; pwd -P )"
+BUILDPATH="$SDLPATH/build/nacl"
+TESTBUILDPATH="$BUILDPATH/test"
+SDL2_STATIC="$BUILDPATH/build/.libs/libSDL2.a"
+mkdir -p $BUILDPATH
+mkdir -p $TESTBUILDPATH
+
+if [ -z "$CC" ]; then
+    export CC="$NACL_SDK_ROOT/toolchain/linux_pnacl/bin/pnacl-clang"
+fi
+if [ -z "$AR" ]; then
+    export AR="$NACL_SDK_ROOT/toolchain/linux_pnacl/bin/pnacl-ar"
+fi
+if [ -z "$LD" ]; then
+    export LD="$NACL_SDK_ROOT/toolchain/linux_pnacl/bin/pnacl-ar"
+fi
+if [ -z "$RANLIB" ]; then
+    export RANLIB="$NACL_SDK_ROOT/toolchain/linux_pnacl/bin/pnacl-ranlib"
+fi
+
+if [ -z "$SOURCES" ]; then
+    export SOURCES="$SDLPATH/test/testgles2.c"
+fi
+
+if [ ! -f "$CC" ]; then
+    echo "Could not find compiler at $CC"
+    exit 1
+fi
+
+
+
+
+cd $BUILDPATH
+$SDLPATH/configure --host=pnacl --prefix $TESTBUILDPATH
+make -j$NCPUS CFLAGS="$CFLAGS -I./include"
+make install
+
+if [ ! -f "$SDL2_STATIC" ]; then
+    echo "Build failed! $SDL2_STATIC"
+    exit 1
+fi
+
+echo "Building test"
+cp -f $SDLPATH/test/nacl/* $TESTBUILDPATH
+# Some tests need these resource files
+cp -f $SDLPATH/test/*.bmp $TESTBUILDPATH
+cp -f $SDLPATH/test/*.wav $TESTBUILDPATH
+cp -f $SDL2_STATIC $TESTBUILDPATH
+
+# Copy user sources
+_SOURCES=($SOURCES)
+for src in "${_SOURCES[@]}"
+do
+    cp $src $TESTBUILDPATH
+done
+export SOURCES="$SOURCES"
+
+cd $TESTBUILDPATH
+make -j$NCPUS CONFIG="Release" CFLAGS="$CFLAGS -I$TESTBUILDPATH/include/SDL2 -I$SDLPATH/include"
+make -j$NCPUS CONFIG="Debug" CFLAGS="$CFLAGS -I$TESTBUILDPATH/include/SDL2 -I$SDLPATH/include"
+
+echo
+echo "Run the test with: "
+echo "cd $TESTBUILDPATH;python -m SimpleHTTPServer"
+echo "Then visit http://localhost:8000 with Chrome"
+
+cd $CURDIR