projects
/
platform
/
upstream
/
openblas.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
f5959f2
)
Check build system support for AVX512 instructions
author
Martin Kroeker
<martin@ruby.chemie.uni-freiburg.de>
Tue, 5 Jun 2018 21:29:33 +0000
(23:29 +0200)
committer
GitHub
<noreply@github.com>
Tue, 5 Jun 2018 21:29:33 +0000
(23:29 +0200)
cmake/system_check.cmake
patch
|
blob
|
history
diff --git
a/cmake/system_check.cmake
b/cmake/system_check.cmake
index
d47c38c
..
f054852
100644
(file)
--- a/
cmake/system_check.cmake
+++ b/
cmake/system_check.cmake
@@
-66,3
+66,12
@@
else()
set(BINARY32 1)
endif()
+if (X86_64 OR X86)
+ file(WRITE ${PROJECT_BINARY_DIR}/avx512.tmp "void main(void){ __asm__ volatile(\"vaddps %zmm1, %zmm0, %zmm0\"); }")
+execute_process(COMMAND ${CMAKE_C_COMPILER} -v -o ${PROJECT_BINARY_DIR}/avx512.o -x c ${PROJECT_BINARY_DIR}/avx512.tmp RESULT_VARIABLE NO_AVX512)
+if (NO_AVX512 EQUAL 1)
+set (CCOMMON_OPT "${CCOMMON_OPT} -DNO_AVX512")
+endif()
+ file(REMOVE "avx512.tmp" "avx512.o")
+endif()
+