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[aarch64] patch mkl-dnn to use 'march=armv8-a' as the default build #1554

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merged 1 commit into from
Sep 30, 2023
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[aarch64] patch mkl-dnn to use 'march=armv8-a' as the default build #1554

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29 changes: 29 additions & 0 deletions mkldnn_fix/aarch64-fix-default-build-flags-to-armv8-a.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
---
cmake/platform.cmake | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmake/platform.cmake b/cmake/platform.cmake
index 8630460ce..602eafe8e 100644
--- a/cmake/platform.cmake
+++ b/cmake/platform.cmake
@@ -198,7 +198,7 @@ elseif(UNIX OR MINGW)
endif()
# For native compilation tune for the host processor
if (CMAKE_SYSTEM_PROCESSOR STREQUAL CMAKE_HOST_SYSTEM_PROCESSOR)
- append(DEF_ARCH_OPT_FLAGS "-mcpu=native")
+ append(DEF_ARCH_OPT_FLAGS "-march=armv8-a")
endif()
elseif(DNNL_TARGET_ARCH STREQUAL "PPC64")
if (NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
@@ -295,7 +295,7 @@ elseif(UNIX OR MINGW)
endif()
# For native compilation tune for the host processor
if (CMAKE_SYSTEM_PROCESSOR STREQUAL CMAKE_HOST_SYSTEM_PROCESSOR)
- append(DEF_ARCH_OPT_FLAGS "-mcpu=native")
+ append(DEF_ARCH_OPT_FLAGS "-march=armv8-a")
endif()
elseif(DNNL_TARGET_ARCH STREQUAL "PPC64")
if (NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
--
2.34.1