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https://git.proxmox.com/git/mirror_zfs.git
synced 2026-04-15 16:04:52 +03:00
23bd583830
Specifically, we don't have any code gated on:
HAVE_SSE
HAVE_SSE3
HAVE_SSE4_2
HAVE_AVX512CD
HAVE_AVX512DQ
HAVE_AVX512IFMA
HAVE_AVX512VBMI
HAVE_AVX512PF
HAVE_AVX512ER
So we can remove them and the checks that probe and generate them.
Sponsored-by: TrueNAS
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Rob Norris <rob.norris@truenas.com>
Closes #18285
385 lines
8.5 KiB
Plaintext
385 lines
8.5 KiB
Plaintext
dnl # SPDX-License-Identifier: CDDL-1.0
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dnl #
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dnl # Checks if host toolchain supports SIMD instructions
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_ALWAYS_TOOLCHAIN_SIMD], [
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case "$host_cpu" in
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amd64 | x86_64 | x86 | i686)
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE2
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSSE3
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_1
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX2
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512F
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512BW
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512VL
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AES
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_PCLMULQDQ
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_MOVBE
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_VAES
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_VPCLMULQDQ
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SHA512EXT
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVE
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVEOPT
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ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVES
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;;
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esac
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE2
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE2], [
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AC_MSG_CHECKING([whether host toolchain supports SSE2])
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AC_LINK_IFELSE([AC_LANG_SOURCE([[
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int main()
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{
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__asm__ __volatile__("pxor %xmm0, %xmm1");
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return (0);
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}
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]])], [
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AC_DEFINE([HAVE_SSE2], 1, [Define if host toolchain supports SSE2])
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AC_MSG_RESULT([yes])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSSE3
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSSE3], [
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AC_MSG_CHECKING([whether host toolchain supports SSSE3])
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AC_LINK_IFELSE([AC_LANG_SOURCE([[
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int main()
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{
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__asm__ __volatile__("pshufb %xmm0,%xmm1");
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return (0);
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}
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]])], [
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AC_DEFINE([HAVE_SSSE3], 1, [Define if host toolchain supports SSSE3])
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AC_MSG_RESULT([yes])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_1
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SSE4_1], [
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AC_MSG_CHECKING([whether host toolchain supports SSE4.1])
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AC_LINK_IFELSE([AC_LANG_SOURCE([[
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int main()
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{
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__asm__ __volatile__("pmaxsb %xmm0,%xmm1");
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return (0);
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}
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]])], [
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AC_DEFINE([HAVE_SSE4_1], 1, [Define if host toolchain supports SSE4.1])
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AC_MSG_RESULT([yes])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX], [
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AC_MSG_CHECKING([whether host toolchain supports AVX])
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AC_LINK_IFELSE([AC_LANG_SOURCE([[
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int main()
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{
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char v[32];
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__asm__ __volatile__("vmovdqa %0,%%ymm0" :: "m"(v[0]));
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_AVX], 1, [Define if host toolchain supports AVX])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX2
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX2], [
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AC_MSG_CHECKING([whether host toolchain supports AVX2])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vpshufb %ymm0,%ymm1,%ymm2");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_AVX2], 1, [Define if host toolchain supports AVX2])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512F
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512F], [
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AC_MSG_CHECKING([whether host toolchain supports AVX512F])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vpandd %zmm0,%zmm1,%zmm2");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_AVX512F], 1, [Define if host toolchain supports AVX512F])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512BW
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512BW], [
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AC_MSG_CHECKING([whether host toolchain supports AVX512BW])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vpshufb %zmm0,%zmm1,%zmm2");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_AVX512BW], 1, [Define if host toolchain supports AVX512BW])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512VL
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AVX512VL], [
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AC_MSG_CHECKING([whether host toolchain supports AVX512VL])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vpabsq %zmm0,%zmm1");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_AVX512VL], 1, [Define if host toolchain supports AVX512VL])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AES
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_AES], [
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AC_MSG_CHECKING([whether host toolchain supports AES])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("aesenc %xmm0, %xmm1");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_AES], 1, [Define if host toolchain supports AES])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_PCLMULQDQ
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_PCLMULQDQ], [
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AC_MSG_CHECKING([whether host toolchain supports PCLMULQDQ])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("pclmulqdq %0, %%xmm0, %%xmm1" :: "i"(0));
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_PCLMULQDQ], 1, [Define if host toolchain supports PCLMULQDQ])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_MOVBE
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_MOVBE], [
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AC_MSG_CHECKING([whether host toolchain supports MOVBE])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("movbe 0(%eax), %eax");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_MOVBE], 1, [Define if host toolchain supports MOVBE])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_VAES
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_VAES], [
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AC_MSG_CHECKING([whether host toolchain supports VAES])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vaesenc %ymm0, %ymm1, %ymm0");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_VAES], 1, [Define if host toolchain supports VAES])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_VPCLMULQDQ
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_VPCLMULQDQ], [
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AC_MSG_CHECKING([whether host toolchain supports VPCLMULQDQ])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vpclmulqdq %0, %%ymm4, %%ymm3, %%ymm5" :: "i"(0));
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_VPCLMULQDQ], 1, [Define if host toolchain supports VPCLMULQDQ])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SHA512EXT
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_SHA512EXT], [
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AC_MSG_CHECKING([whether host toolchain supports SHA512])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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__asm__ __volatile__("vsha512msg2 %ymm5, %ymm6");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_SHA512EXT], 1, [Define if host toolchain supports SHA512])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVE
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVE], [
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AC_MSG_CHECKING([whether host toolchain supports XSAVE])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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char b[4096] __attribute__ ((aligned (64)));
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__asm__ __volatile__("xsave %[b]\n" : : [b] "m" (*b) : "memory");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_XSAVE], 1, [Define if host toolchain supports XSAVE])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVEOPT
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVEOPT], [
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AC_MSG_CHECKING([whether host toolchain supports XSAVEOPT])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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char b[4096] __attribute__ ((aligned (64)));
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__asm__ __volatile__("xsaveopt %[b]\n" : : [b] "m" (*b) : "memory");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_XSAVEOPT], 1, [Define if host toolchain supports XSAVEOPT])
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], [
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AC_MSG_RESULT([no])
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])
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])
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dnl #
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dnl # ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVES
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dnl #
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AC_DEFUN([ZFS_AC_CONFIG_TOOLCHAIN_CAN_BUILD_XSAVES], [
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AC_MSG_CHECKING([whether host toolchain supports XSAVES])
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AC_LINK_IFELSE([AC_LANG_SOURCE([
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[
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int main()
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{
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char b[4096] __attribute__ ((aligned (64)));
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__asm__ __volatile__("xsaves %[b]\n" : : [b] "m" (*b) : "memory");
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return (0);
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}
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]])], [
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AC_MSG_RESULT([yes])
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AC_DEFINE([HAVE_XSAVES], 1, [Define if host toolchain supports XSAVES])
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], [
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AC_MSG_RESULT([no])
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])
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])
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