From 51690f104597da7b519d7209de4f2a76175a689c Mon Sep 17 00:00:00 2001 From: hedaoyuan Date: Wed, 12 Jul 2017 13:33:55 +0800 Subject: [PATCH] Compile for armv8. --- cmake/cross_compiling/android.cmake | 7 +++++++ cmake/external/openblas.cmake | 7 ++++++- 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/cmake/cross_compiling/android.cmake b/cmake/cross_compiling/android.cmake index 9724c1612..dcfbc5d01 100644 --- a/cmake/cross_compiling/android.cmake +++ b/cmake/cross_compiling/android.cmake @@ -106,6 +106,9 @@ IF("${CMAKE_VERSION}" VERSION_LESS "3.7.0") SET(CMAKE_SYSTEM_PROCESSOR armv7-a) ENDIF() ENDIF() + IF(ANDROID_ABI STREQUAL "arm64-v8a") + SET(ANDROID_TOOLCHAIN_NAME aarch64-linux-android) + ENDIF() SET(ANDROID_TOOLCHAIN_PREFIX "${ANDROID_TOOLCHAIN_ROOT}/bin/${ANDROID_TOOLCHAIN_NAME}-") ENDIF() @@ -162,6 +165,10 @@ IF("${CMAKE_VERSION}" VERSION_LESS "3.7.0") ENDIF() ENDIF() + IF(ANDROID_ABI STREQUAL "arm64-v8a") + LIST(APPEND ANDROID_COMPILER_FLAGS -march=armv8-a) + ENDIF() + STRING(REPLACE ";" " " ANDROID_COMPILER_FLAGS "${ANDROID_COMPILER_FLAGS}") STRING(REPLACE ";" " " ANDROID_LINKER_FLAGS "${ANDROID_LINKER_FLAGS}") diff --git a/cmake/external/openblas.cmake b/cmake/external/openblas.cmake index 5b9d9844e..60a104193 100644 --- a/cmake/external/openblas.cmake +++ b/cmake/external/openblas.cmake @@ -32,7 +32,12 @@ IF(NOT ${CBLAS_FOUND}) # arm_soft_fp_abi branch of OpenBLAS to support softfp # https://github.com/xianyi/OpenBLAS/tree/arm_soft_fp_abi SET(OPENBLAS_COMMIT "b5c96fcfcdc82945502a2303116a64d89985daf5") - SET(OPTIONAL_ARGS HOSTCC=${HOST_C_COMPILER} TARGET=ARMV7 ARM_SOFTFP_ABI=1 USE_THREAD=0) + IF(ANDROID_ABI MATCHES "^armeabi(-v7a)?$") + SET(TARGET "ARMV7") + ELSEIF(ANDROID_ABI STREQUAL "arm64-v8a") + SET(TARGET "ARMV8") + ENDIF() + SET(OPTIONAL_ARGS HOSTCC=${HOST_C_COMPILER} TARGET=${TARGET} ARM_SOFTFP_ABI=1 USE_THREAD=0) ELSEIF(RPI) # use hardfp SET(OPENBLAS_COMMIT "v0.2.19") -- GitLab