about summary refs log tree commit diff
path: root/sysdeps/x86_64/configure
diff options
context:
space:
mode:
authorAndrew Senkevich <andrew.senkevich@intel.com>2015-06-11 13:50:07 +0300
committerAndrew Senkevich <andrew.senkevich@intel.com>2015-06-11 13:50:07 +0300
commit0724d898bb1c15872b1b59c01a9e9d9d74bb4f56 (patch)
tree52543c1f75ef31f3955ad52f6cd83c24731e129c /sysdeps/x86_64/configure
parent1477b3830740b272e36187e85a7207a09833012b (diff)
downloadglibc-0724d898bb1c15872b1b59c01a9e9d9d74bb4f56.tar.gz
glibc-0724d898bb1c15872b1b59c01a9e9d9d74bb4f56.tar.xz
glibc-0724d898bb1c15872b1b59c01a9e9d9d74bb4f56.zip
More strict check of AVX512 support in assembler.
Binutils 2.24 doesn't support some AVX512 instructions with ZMM
registers, so we need add more strict check.

    * configure.ac: Added more strict check.
    * configure: Regenerated.
Diffstat (limited to 'sysdeps/x86_64/configure')
-rw-r--r--sysdeps/x86_64/configure1
1 files changed, 1 insertions, 0 deletions
diff --git a/sysdeps/x86_64/configure b/sysdeps/x86_64/configure
index 1493523e1c..552f535ac6 100644
--- a/sysdeps/x86_64/configure
+++ b/sysdeps/x86_64/configure
@@ -102,6 +102,7 @@ if ${libc_cv_asm_avx512+:} false; then :
 else
   cat > conftest.s <<\EOF
         vmovdqu64 %zmm0, (%rsp)
+        vandpd (%rax), %zmm6, %zmm1
 EOF
 if { ac_try='${CC-cc} -c $ASFLAGS conftest.s 1>&5'
   { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5