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528f9ff6bf
The minimum GNU binutils requirement is 2.25 which supports AVX512DQ. Remove assembler AVX512DQ check.
41 lines
1.1 KiB
Plaintext
41 lines
1.1 KiB
Plaintext
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
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# Local configure fragment for sysdeps/x86_64.
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dnl Check if -mprefer-vector-width=128 works.
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AC_CACHE_CHECK(-mprefer-vector-width=128, libc_cv_cc_mprefer_vector_width, [dnl
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LIBC_TRY_CC_OPTION([-mprefer-vector-width=128],
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[libc_cv_cc_mprefer_vector_width=yes],
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[libc_cv_cc_mprefer_vector_width=no])
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])
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LIBC_CONFIG_VAR([config-cflags-mprefer-vector-width],
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[$libc_cv_cc_mprefer_vector_width])
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dnl Check whether asm supports Intel MPX
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AC_CACHE_CHECK(for Intel MPX support, libc_cv_asm_mpx, [dnl
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cat > conftest.s <<\EOF
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bndmov %bnd0,(%rsp)
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EOF
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if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
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libc_cv_asm_mpx=yes
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else
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libc_cv_asm_mpx=no
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fi
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rm -f conftest*])
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if test $libc_cv_asm_mpx = yes; then
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AC_DEFINE(HAVE_MPX_SUPPORT)
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fi
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if test x"$build_mathvec" = xnotset; then
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build_mathvec=yes
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fi
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dnl It is always possible to access static and hidden symbols in an
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dnl position independent way.
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AC_DEFINE(PI_STATIC_AND_HIDDEN)
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dnl Static PIE is supported.
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AC_DEFINE(SUPPORT_STATIC_PIE)
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test -n "$critic_missing" && AC_MSG_ERROR([
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*** $critic_missing])
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