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The following commit(s) were added to refs/heads/master by this push:
new 37f2dcc Support bitshuffle on aarch64 (#2574)
37f2dcc is described below
commit 37f2dccc96bde82cd5d9086a62ac64f66d47bba7
Author: ZHAO Chun <[email protected]>
AuthorDate: Wed Dec 25 22:21:46 2019 +0800
Support bitshuffle on aarch64 (#2574)
---
thirdparty/build-thirdparty.sh | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/thirdparty/build-thirdparty.sh b/thirdparty/build-thirdparty.sh
index b77e7af..e7156ad 100755
--- a/thirdparty/build-thirdparty.sh
+++ b/thirdparty/build-thirdparty.sh
@@ -596,7 +596,18 @@ build_bitshuffle() {
check_if_source_exist $BITSHUFFLE_SOURCE
cd $TP_SOURCE_DIR/$BITSHUFFLE_SOURCE
PREFIX=$TP_INSTALL_DIR
+
+ # This library has significant optimizations when built with -mavx2.
However,
+ # we still need to support non-AVX2-capable hardware. So, we build it
twice,
+ # once with the flag and once without, and use some linker tricks to
+ # suffix the AVX2 symbols with '_avx2'.
arches="default avx2"
+ MACHINE_TYPE=$(uname -m)
+ # Becuase aarch64 don't support avx2, disable it.
+ if [[ "${MACHINE_TYPE}" == "aarch64" ]]; then
+ arches="default"
+ fi
+
to_link=""
for arch in $arches ; do
arch_flag=""
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