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| author | H.J. Lu <hjl.tools@gmail.com> | 2021-08-20 05:47:52 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2021-08-24 07:05:35 -0700 |
| commit | 528f9ff6bf69c2c0574a24ee475e31de38dcf060 (patch) | |
| tree | aaa9fd67fd89411f8da2f1e77a7eefb014dd021c /sysdeps/x86_64/configure.ac | |
| parent | 5359c3bc91cc509bcd30bbb8d951848e0280f325 (diff) | |
| download | glibc-528f9ff6bf69c2c0574a24ee475e31de38dcf060.tar.gz glibc-528f9ff6bf69c2c0574a24ee475e31de38dcf060.tar.xz glibc-528f9ff6bf69c2c0574a24ee475e31de38dcf060.zip | |
x86-64: Remove assembler AVX512DQ check
The minimum GNU binutils requirement is 2.25 which supports AVX512DQ. Remove assembler AVX512DQ check.
Diffstat (limited to 'sysdeps/x86_64/configure.ac')
| -rw-r--r-- | sysdeps/x86_64/configure.ac | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/sysdeps/x86_64/configure.ac b/sysdeps/x86_64/configure.ac index 41baed6999..29e14033c0 100644 --- a/sysdeps/x86_64/configure.ac +++ b/sysdeps/x86_64/configure.ac @@ -1,21 +1,6 @@ GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. # Local configure fragment for sysdeps/x86_64. -dnl Check if asm supports AVX512DQ. -AC_CACHE_CHECK(for AVX512DQ support in assembler, libc_cv_asm_avx512dq, [dnl -cat > conftest.s <<\EOF - vandpd (%rax), %zmm6, %zmm1 -EOF -if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then - libc_cv_asm_avx512dq=yes -else - libc_cv_asm_avx512dq=no -fi -rm -f conftest*]) -if test $libc_cv_asm_avx512dq = yes; then - AC_DEFINE(HAVE_AVX512DQ_ASM_SUPPORT) -fi - dnl Check if -mprefer-vector-width=128 works. AC_CACHE_CHECK(-mprefer-vector-width=128, libc_cv_cc_mprefer_vector_width, [dnl LIBC_TRY_CC_OPTION([-mprefer-vector-width=128], |