Remove ComputeLibrary submodule

Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/18052

Reviewed By: ezyang

Differential Revision: D14477355

fbshipit-source-id: c56b802f6d69701596c327cf9af6782f30e335fa

2 files changed, 0 insertions, 74 deletions

diff --git a/cmake/Dependencies.cmake b/cmake/Dependencies.cmake
index 297eacb174..f1aa1d28c0 100644
--- a/cmake/Dependencies.cmake
+++ b/cmake/Dependencies.cmake
@@ -919,63 +919,6 @@ if(USE_PROF)
   endif()
 endif()
 
-# ---[ ARM Compute Library: check compatibility.
-if (USE_ACL)
-  if (NOT ANDROID)
-    message(WARNING "ARM Compute Library is only supported for Android builds.")
-    caffe2_update_option(USE_ACL OFF)
-  else()
-    list(APPEND Caffe2_DEPENDENCY_LIBS EGL GLESv2)
-    if (CMAKE_SYSTEM_PROCESSOR MATCHES "^armv")
-      # 32-bit ARM (armv7, armv7-a, armv7l, etc)
-      set(ACL_ARCH "armv7a")
-    elseif (CMAKE_SYSTEM_PROCESSOR MATCHES "^(arm64|aarch64)$")
-      # 64-bit ARM
-      set(ACL_ARCH "arm64-v8a")
-    else()
-      message(WARNING "ARM Compute Library is only supported for ARM/ARM64 builds.")
-      caffe2_update_option(USE_ACL OFF)
-    endif()
-  endif()
-endif()
-
-# ---[ ARM Compute Library: build the target.
-if (USE_ACL)
-  list(APPEND ARM_COMPUTE_INCLUDE_DIRS "third_party/ComputeLibrary/")
-  list(APPEND ARM_COMPUTE_INCLUDE_DIRS "third_party/ComputeLibrary/include")
-  include_directories(SYSTEM ${ARM_COMPUTE_INCLUDE_DIRS})
-  string (REPLACE ";" " -I" ANDROID_STL_INCLUDE_FLAGS "-I${ANDROID_STL_INCLUDE_DIRS}")
-  set (ARM_COMPUTE_SRC_DIR "${CMAKE_CURRENT_LIST_DIR}/../third_party/ComputeLibrary/")
-  set (ARM_COMPUTE_LIB "${CMAKE_CURRENT_BINARY_DIR}/libarm_compute.a")
-  set (ARM_COMPUTE_CORE_LIB "${CMAKE_CURRENT_BINARY_DIR}/libarm_compute_core.a")
-  set (ARM_COMPUTE_LIBS ${ARM_COMPUTE_LIB} ${ARM_COMPUTE_CORE_LIB})
-
-  add_custom_command(
-      OUTPUT ${ARM_COMPUTE_LIBS}
-      COMMAND
-        /bin/sh -c "export PATH=\"$PATH:$(dirname ${CMAKE_CXX_COMPILER})\" && \
-        scons -C \"${ARM_COMPUTE_SRC_DIR}\" -Q \
-          examples=no validation_tests=no benchmark_tests=no standalone=yes \
-          embed_kernels=yes opencl=no gles_compute=yes \
-          os=android arch=${ACL_ARCH} \
-          extra_cxx_flags=\"${ANDROID_CXX_FLAGS} ${ANDROID_STL_INCLUDE_FLAGS}\"" &&
-        /bin/sh -c "cp ${ARM_COMPUTE_SRC_DIR}/build/libarm_compute-static.a ${CMAKE_CURRENT_BINARY_DIR}/libarm_compute.a" &&
-        /bin/sh -c "cp ${ARM_COMPUTE_SRC_DIR}/build/libarm_compute_core-static.a ${CMAKE_CURRENT_BINARY_DIR}/libarm_compute_core.a" &&
-        /bin/sh -c "rm -r ${ARM_COMPUTE_SRC_DIR}/build"
-      COMMENT "Building ARM compute library" VERBATIM)
-  add_custom_target(arm_compute_build ALL DEPENDS ${ARM_COMPUTE_LIBS})
-
-  add_library(arm_compute_core STATIC IMPORTED)
-  add_dependencies(arm_compute_core arm_compute_build)
-  set_property(TARGET arm_compute_core PROPERTY IMPORTED_LOCATION ${ARM_COMPUTE_CORE_LIB})
-
-  add_library(arm_compute STATIC IMPORTED)
-  add_dependencies(arm_compute arm_compute_build)
-  set_property(TARGET arm_compute PROPERTY IMPORTED_LOCATION ${ARM_COMPUTE_LIB})
-
-  list(APPEND Caffe2_DEPENDENCY_LIBS arm_compute arm_compute_core)
-endif()
-
 if (USE_SNPE AND ANDROID)
   if (SNPE_LOCATION AND SNPE_HEADERS)
     message(STATUS "Using SNPE location specified by -DSNPE_LOCATION: " ${SNPE_LOCATION})
diff --git a/cmake/MiscCheck.cmake b/cmake/MiscCheck.cmake
index 06ff17b59f..193e6df7fb 100644
--- a/cmake/MiscCheck.cmake
+++ b/cmake/MiscCheck.cmake
@@ -333,23 +333,6 @@ if (IOS)
   add_definitions("-Wno-deprecated-declarations")
 endif()
 
-# ---[ If we are building with ACL, we will enable neon-fp16.
-if(USE_ACL)
-  if (CMAKE_SYSTEM_PROCESSOR MATCHES "^armv")
-    # 32-bit ARM (armv7, armv7-a, armv7l, etc)
-    set(ACL_ARCH "armv7a")
-    # Compilers for 32-bit ARM need extra flags to enable NEON-FP16
-    add_definitions("-mfpu=neon-fp16")
-
-    include(CheckCCompilerFlag)
-    CHECK_C_COMPILER_FLAG(
-        -mfp16-format=ieee CAFFE2_COMPILER_SUPPORTS_FP16_FORMAT)
-    if (CAFFE2_COMPILER_SUPPORTS_FP16_FORMAT)
-      add_definitions("-mfp16-format=ieee")
-    endif()
-  endif()
-endif()
-
 # ---[ If we use asan, turn on the flags.
 # TODO: This only works with new style gcc and clang (not the old -faddress-sanitizer).
 # Change if necessary on old platforms.