Add 32-bit GNU ld for renderscript

Copied from NDK r9
   android-ndk-r9/toolchains/$ABI-4.7/prebuilt/$HOST/bin/*ld[.exe]

  where ABI = arm-linux-androideabi, mipsel-linux-android, x86
      HOST = linux-x86, darwin-x86, windows

SHA-1:
  toolchain/build.git         7fea44a379d6700cdfe69bd1f166cad4be955cf7
  toolchain/binutils.git      831acf283992c03f08a38e560d39a0696d55ccd4

Build instructions: (part of GCC build)

  export NDK=your-AOSP-path/ndk
  # edit ./build/tools/dev-defaults.sh: TOOLCHAIN_GIT_DATE=2013-07-11
  cd $NDK ; ./build/tools/dev-cleanup.sh
  ./build/tools/download-toolchain-sources.sh /tmp/ndk-$USER/src
  ./build/tools/gen-platforms.sh --minimal --dst-dir=$NDK --ndk-dir=$NDK --arch=arm,x86,mips
  ./build/tools/build-gcc.sh /tmp/ndk-$USER/src $NDK arm-linux-androideabi-4.7
  ./build/tools/build-gcc.sh /tmp/ndk-$USER/src $NDK x86-4.7
  ./build/tools/build-gcc.sh /tmp/ndk-$USER/src $NDK mipsel-linux-android-4.7

  # copy from folders $NDK/toolchains/*/prebuilt/*/bin/*ld

Change-Id: Ia83a6e15f7c4f846e0d74fcfb358ebbcec5ec2f6
9 files changed