mirror of
https://github.com/intel/isa-l.git
synced 2024-12-12 09:23:50 +01:00
330 lines
9.0 KiB
Plaintext
330 lines
9.0 KiB
Plaintext
# -*- Autoconf -*-
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# Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.69)
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AC_INIT([libisal],
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[2.30.0],
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[sg.support.isal@intel.com],
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[isa-l],
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[http://01.org/storage-acceleration-library])
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AC_CONFIG_SRCDIR([])
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AC_CONFIG_AUX_DIR([build-aux])
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AM_INIT_AUTOMAKE([
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foreign
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1.11
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-Wall
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-Wno-portability
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silent-rules
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tar-pax
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no-dist-gzip
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dist-xz
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subdir-objects
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])
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AM_PROG_AS
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AC_CANONICAL_HOST
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CPU=""
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AS_CASE([$host_cpu],
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[x86_64], [CPU="x86_64"],
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[amd64], [CPU="x86_64"],
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[i?86], [CPU="x86_32"],
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[aarch64], [CPU="aarch64"],
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[arm64], [CPU="aarch64"],
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[powerpc64le], [CPU="ppc64le"],
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[ppc64le], [CPU="ppc64le"],
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)
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AM_CONDITIONAL([CPU_X86_64], [test "$CPU" = "x86_64"])
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AM_CONDITIONAL([CPU_X86_32], [test "$CPU" = "x86_32"])
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AM_CONDITIONAL([CPU_AARCH64], [test "$CPU" = "aarch64"])
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AM_CONDITIONAL([CPU_PPC64LE], [test "$CPU" = "ppc64le"])
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AM_CONDITIONAL([CPU_UNDEFINED], [test "x$CPU" = "x"])
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if test "$CPU" = "x86_64"; then
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is_x86=yes
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else
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if test "$CPU" = "x86_32"; then
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is_x86=yes
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else
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is_x86=no
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fi
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fi
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# Check for programs
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AC_PROG_CC_STDC
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AC_USE_SYSTEM_EXTENSIONS
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AM_SILENT_RULES([yes])
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LT_INIT
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AC_PREFIX_DEFAULT([/usr])
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AC_PROG_SED
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AC_PROG_MKDIR_P
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# Options
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AC_ARG_ENABLE([debug],
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AS_HELP_STRING([--enable-debug], [enable debug messages @<:@default=disabled@:>@]),
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[], [enable_debug=no])
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AS_IF([test "x$enable_debug" = "xyes"], [
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AC_DEFINE(ENABLE_DEBUG, [1], [Debug messages.])
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])
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# If this build is for x86, look for yasm and nasm
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if test x"$is_x86" = x"yes"; then
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AC_MSG_CHECKING([whether Intel CET is enabled])
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[
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#ifndef __CET__
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# error CET is not enabled
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#endif]])],[AC_MSG_RESULT([yes])
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intel_cet_enabled=yes],[AC_MSG_RESULT([no])
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intel_cet_enabled=no])
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AS_IF([test "x$intel_cet_enabled" = "xyes"], [
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AC_DEFINE(INTEL_CET_ENABLED, [1], [Intel CET enabled.])
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])
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# check if LD -z options are supported
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LDFLAGS="\
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-Wl,-z,noexecstack \
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-Wl,-z,relro \
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-Wl,-z,now \
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"
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AC_MSG_CHECKING([if $LD supports $LDFLAGS])
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AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[
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int main(int argc, char **argv)
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{
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return 0;
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}]])],
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[AC_MSG_RESULT([yes])],
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[AC_MSG_RESULT([no])
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LDFLAGS=""]
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)
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# Pick an assembler yasm or nasm
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if test x"$AS" = x""; then
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# Check for yasm and yasm features
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yasm_feature_level=0
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AC_CHECK_PROG(HAVE_YASM, yasm, yes, no)
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if test "$HAVE_YASM" = "yes"; then
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yasm_feature_level=1
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else
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AC_MSG_RESULT([no yasm])
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fi
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if test x"$yasm_feature_level" = x"1"; then
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AC_MSG_CHECKING([for modern yasm])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vmovdqa %xmm0, %xmm1;]])])
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if yasm -f elf64 -p gas conftest.c ; then
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AC_MSG_RESULT([yes])
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yasm_feature_level=4
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test x"$yasm_feature_level" = x"4"; then
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AC_MSG_CHECKING([for optional yasm AVX512 support])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vpshufb %zmm0, %zmm1, %zmm2;]])])
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if yasm -f elf64 -p gas conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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yasm_feature_level=6
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test x"$yasm_feature_level" = x"6"; then
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AC_MSG_CHECKING([for additional yasm AVX512 support])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vpcompressb zmm0, k1, zmm1;]])])
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sed -i -e '/vpcompressb/!d' conftest.c
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if yasm -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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yasm_feature_level=10
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else
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AC_MSG_RESULT([no])
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fi
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fi
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# Check for nasm and nasm features
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nasm_feature_level=0
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AC_CHECK_PROG(HAVE_NASM, nasm, yes, no)
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if test "$HAVE_NASM" = "yes"; then
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nasm_feature_level=1
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else
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AC_MSG_RESULT([no nasm])
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fi
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if test x"$nasm_feature_level" = x"1"; then
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AC_MSG_CHECKING([for modern nasm])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[pblendvb xmm2, xmm1;]])])
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sed -i -e '/pblendvb/!d' conftest.c
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if nasm -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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nasm_feature_level=4
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test x"$nasm_feature_level" = x"4"; then
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AC_MSG_CHECKING([for optional nasm AVX512 support])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vinserti32x8 zmm0, ymm1, 1;]])])
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sed -i -e '/vinsert/!d' conftest.c
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if nasm -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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nasm_feature_level=6
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test x"$nasm_feature_level" = x"6"; then
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AC_MSG_CHECKING([for additional nasm AVX512 support])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vpcompressb zmm0 {k1}, zmm1;]])])
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sed -i -e '/vpcompressb/!d' conftest.c
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if nasm -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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nasm_feature_level=10
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test $nasm_feature_level -ge $yasm_feature_level ; then
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AS=nasm
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as_feature_level=$nasm_feature_level
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else
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AS=yasm
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as_feature_level=$yasm_feature_level
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fi
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else
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# Check for $AS supported features
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as_feature_level=0
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AC_CHECK_PROG(HAVE_AS, $AS, yes, no)
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if test "$HAVE_AS" = "yes"; then
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as_feature_level=1
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else
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AC_MSG_ERROR([no $AS])
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fi
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if test x"$as_feature_level" = x"1"; then
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AC_MSG_CHECKING([for modern $AS])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[pblendvb xmm2, xmm1;]])])
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sed -i -e '/pblendvb/!d' conftest.c
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if $AS -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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as_feature_level=4
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test x"$as_feature_level" = x"4"; then
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AC_MSG_CHECKING([for optional as AVX512 support])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vinserti32x8 zmm0, ymm1, 1;]])])
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sed -i -e '/vinsert/!d' conftest.c
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if $AS -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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as_feature_level=6
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else
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AC_MSG_RESULT([no])
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fi
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fi
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if test x"$as_feature_level" = x"6"; then
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AC_MSG_CHECKING([for additional as AVX512 support])
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AC_LANG_CONFTEST([AC_LANG_SOURCE([[vpcompressb zmm0, k1, zmm1;]])])
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sed -i -e '/vpcompressb/!d' conftest.c
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if $AS -f elf64 conftest.c 2> /dev/null; then
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AC_MSG_RESULT([yes])
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as_feature_level=10
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else
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AC_MSG_RESULT([no])
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fi
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fi
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fi
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if test $as_feature_level -lt 2 ; then
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AC_MSG_ERROR([No modern nasm or yasm found as required. Nasm should be v2.11.01 or later (v2.13 for AVX512) and yasm should be 1.2.0 or later.])
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fi
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case $host_os in
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*linux*) arch=linux yasm_args="-f elf64";;
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*darwin*) arch=darwin yasm_args="-f macho64 --prefix=_ ";;
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*netbsd*) arch=netbsd yasm_args="-f elf64";;
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*mingw*) arch=mingw yasm_args="-f win64";;
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*) arch=unknown yasm_args="-f elf64";;
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esac
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# Fix for nasm missing windows features
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if test x"$arch" = x"mingw"; then
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AS=yasm
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as_feature_level=$yasm_feature_level
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if test $as_feature_level -lt 2 ; then
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AC_MSG_ERROR([Mingw build requires Yasm 1.2.0 or later.])
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fi
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fi
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AC_DEFINE_UNQUOTED(AS_FEATURE_LEVEL, [$as_feature_level], [Assembler feature level.])
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if test $as_feature_level -ge 6 ; then
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AC_DEFINE(HAVE_AS_KNOWS_AVX512, [1], [Assembler can do AVX512.])
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have_as_knows_avx512=yes
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else
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AC_MSG_RESULT([Assembler does not understand AVX512 opcodes. Consider upgrading for best performance.])
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fi
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AM_CONDITIONAL(USE_YASM, test x"$AS" = x"yasm")
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AM_CONDITIONAL(USE_NASM, test x"$AS" = x"nasm")
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AM_CONDITIONAL(WITH_AVX512, test x"$have_as_knows_avx512" = x"yes")
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AC_SUBST([yasm_args])
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AM_CONDITIONAL(DARWIN, test x"$arch" = x"darwin")
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AC_MSG_RESULT([Using $AS args target "$arch" "$yasm_args"])
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else
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# Disable below conditionals if not x86
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AM_CONDITIONAL(USE_YASM, test "x" = "y")
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AM_CONDITIONAL(USE_NASM, test "x" = "y")
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AM_CONDITIONAL(WITH_AVX512, test "x" = "y")
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AM_CONDITIONAL(DARWIN, test "x" = "y")
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fi
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# Check for header files
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AC_CHECK_HEADERS([limits.h stdint.h stdlib.h string.h])
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# Checks for typedefs, structures, and compiler characteristics.
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AC_C_INLINE
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AC_TYPE_SIZE_T
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AC_TYPE_UINT16_T
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AC_TYPE_UINT32_T
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AC_TYPE_UINT64_T
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AC_TYPE_UINT8_T
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# Checks for library functions.
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AC_FUNC_MALLOC # Used only in tests
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AC_CHECK_FUNCS([memmove memset getopt])
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my_CFLAGS="\
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-Wall \
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-Wchar-subscripts \
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-Wformat-security \
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-Wnested-externs \
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-Wpointer-arith \
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-Wshadow \
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-Wstrict-prototypes \
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-Wtype-limits \
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-fstack-protector \
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-D_FORTIFY_SOURCE=2 \
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"
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AC_SUBST([my_CFLAGS])
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AC_CONFIG_FILES([\
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Makefile\
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libisal.pc
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])
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AC_OUTPUT
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AC_MSG_RESULT([
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$PACKAGE $VERSION
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=====
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prefix: ${prefix}
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sysconfdir: ${sysconfdir}
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libdir: ${libdir}
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includedir: ${includedir}
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compiler: ${CC}
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cflags: ${CFLAGS}
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ldflags: ${LDFLAGS}
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debug: ${enable_debug}
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])
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