Dropping support of gnu binutils

.github/workflows/compilability_check.yml

@@ -6,7 +6,6 @@ jobs:
     strategy:
       matrix:
         abi: [ "armeabi-v7a", "arm64-v8a", "x86", "x86_64" ]
-        binutils: [ "gnu", "llvm" ]
       fail-fast: false
     steps:
       - uses: actions/checkout@v2
@@ -19,4 +18,4 @@ jobs:
       - name: Executing the script
         run: |
           export ANDROID_SDK_HOME=$ANDROID_HOME
-          ./ffmpeg-android-maker.sh -all-free -all-gpl -android=21 -abis=${{ matrix.abi }} -binutils=${{ matrix.binutils }}
+          ./ffmpeg-android-maker.sh -all-free -all-gpl -android=21 -abis=${{ matrix.abi }}

scripts/export-build-variables.sh

@@ -54,18 +54,11 @@ export TARGET_TRIPLE_MACHINE_CC=$TARGET_TRIPLE_MACHINE_CC
 export CPU_FAMILY=$CPU_FAMILY
 
 # Common prefix for ld, as, etc.
-if [ $DESIRED_BINUTILS = "gnu" ] ; then
+export CROSS_PREFIX_WITH_PATH=${TOOLCHAIN_PATH}/bin/llvm-
-  export CROSS_PREFIX=${TARGET_TRIPLE_MACHINE_BINUTILS}-linux-${TARGET_TRIPLE_OS}-
-else
-  export CROSS_PREFIX=llvm-
-fi
-
-export CROSS_PREFIX_WITH_PATH=${TOOLCHAIN_PATH}/bin/${CROSS_PREFIX}
 
 # Exporting Binutils paths, if passing just CROSS_PREFIX_WITH_PATH is not enough
 # The FAM_ prefix is used to eliminate passing those values implicitly to build systems
 export FAM_ADDR2LINE=${CROSS_PREFIX_WITH_PATH}addr2line
-export        FAM_AS=${CROSS_PREFIX_WITH_PATH}as
 export        FAM_AR=${CROSS_PREFIX_WITH_PATH}ar
 export        FAM_NM=${CROSS_PREFIX_WITH_PATH}nm
 export   FAM_OBJCOPY=${CROSS_PREFIX_WITH_PATH}objcopy
@@ -81,11 +74,7 @@ export TARGET=${TARGET_TRIPLE_MACHINE_CC}-linux-${TARGET_TRIPLE_OS}${ANDROID_PLA
 export FAM_CC=${TOOLCHAIN_PATH}/bin/${TARGET}-clang
 export FAM_CXX=${FAM_CC}++
 export FAM_LD=${FAM_CC}
-
-if [[ $DESIRED_BINUTILS == "llvm" ]]; then
-  # The llvm-as doesn't work in place of gnu as, so just using clang here
 export FAM_AS=${FAM_CC}
-fi
 
 # TODO consider abondaning this strategy of defining the name of the clang wrapper
 # in favour of just passing -mstackrealign and -fno-addrsig depending on

scripts/libvpx/build.sh

@@ -12,10 +12,7 @@ case $ANDROID_ABI in
     VPX_AS=${FAM_YASM}
     ;;
   armeabi-v7a)
-    EXTRA_BUILD_FLAGS="--target=armv7-android-gcc --enable-thumb"
+    EXTRA_BUILD_FLAGS="--target=armv7-android-gcc --enable-thumb --disable-neon"
-    if [[ $DESIRED_BINUTILS == "llvm" ]]; then
-      EXTRA_BUILD_FLAGS+=" --disable-neon"
-    fi
     ;;
   arm64-v8a)
     EXTRA_BUILD_FLAGS="--target=arm64-android-gcc --enable-thumb"

scripts/parse-arguments.sh

@@ -10,7 +10,6 @@ ABIS_TO_BUILD=()
 API_LEVEL=16
 SOURCE_TYPE=TAR
 SOURCE_VALUE=4.4
-BINUTILS=gnu
 EXTERNAL_LIBRARIES=()
 FFMPEG_GPL_ENABLED=false
 
@@ -73,18 +72,6 @@ for argument in "$@"; do
     SOURCE_TYPE=TAR
     SOURCE_VALUE="${argument#*=}"
     ;;
-  # Which binutils to use (gnu or llvm)
-  --binutils=* | -binutils=*)
-    binutils_value="${argument#*=}"
-    case $binutils_value in
-    gnu | llvm)
-      BINUTILS=$binutils_value
-      ;;
-    *)
-      echo "Unknown binutils: $binutils_value"
-      ;;
-    esac
-    ;;
   # Arguments below enable certain external libraries to build into FFmpeg
   --enable-libaom | -aom)
     EXTERNAL_LIBRARIES+=("libaom")
@@ -154,4 +141,3 @@ export FFMPEG_EXTERNAL_LIBRARIES=${EXTERNAL_LIBRARIES[@]}
 # Desired Android API level to use during compilation
 # Will be replaced with 21 for 64bit ABIs if the value is less than 21
 export DESIRED_ANDROID_API_LEVEL=${API_LEVEL}
-export DESIRED_BINUTILS=${BINUTILS}