342 lines
8.6 KiB
Plaintext
342 lines
8.6 KiB
Plaintext
dnl Copyright (C) 2008 Vincent Torri <vtorri at univ-evry dot fr>
|
|
dnl That code is public domain and can be freely used or copied.
|
|
|
|
dnl Macro that check if several ASM instruction sets are available or not.
|
|
|
|
dnl Usage: EFL_CHECK_CPU_MMX([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
|
|
dnl Add -mmmx to EFL_SIMD_FLAGS if the compiler supports it and call AC_SUBST(EFL_SIMD_FLAGS)
|
|
dnl Define EFL_HAVE_MMX
|
|
|
|
AC_DEFUN([EFL_CHECK_CPU_MMX],
|
|
[
|
|
dnl configure option
|
|
|
|
AC_ARG_ENABLE([cpu-mmx],
|
|
[AC_HELP_STRING([--disable-cpu-mmx], [disable mmx code @<:@default=enabled@:>@])],
|
|
[
|
|
if test "x${enableval}" = "xyes" ; then
|
|
_efl_enable_cpu_mmx="yes"
|
|
else
|
|
_efl_enable_cpu_mmx="no"
|
|
fi
|
|
],
|
|
[_efl_enable_cpu_mmx="yes"])
|
|
|
|
AC_MSG_CHECKING([whether to build mmx code])
|
|
AC_MSG_RESULT([${_efl_enable_cpu_mmx}])
|
|
|
|
dnl check if the CPU is supporting MMX instruction sets
|
|
|
|
_efl_build_cpu_mmx="no"
|
|
if test "x${_efl_enable_cpu_mmx}" = "xyes" ; then
|
|
case $host_cpu in
|
|
i*86 | x86_64 | amd64)
|
|
_efl_build_cpu_mmx="yes"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
AC_MSG_CHECKING([whether mmx instructions set is available])
|
|
AC_MSG_RESULT([${_efl_build_cpu_mmx}])
|
|
|
|
dnl check if the compiler supports -mmmx
|
|
|
|
if test "x${_efl_build_cpu_mmx}" = "xyes" ; then
|
|
SAVE_CFLAGS=${CFLAGS}
|
|
CFLAGS="-mmmx"
|
|
AC_LANG_PUSH([C])
|
|
|
|
AC_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM([[]],
|
|
[[]])],
|
|
[
|
|
have_linker_option="yes"
|
|
EFL_SIMD_FLAGS="${EFL_SIMD_FLAGS} -mmmx"],
|
|
[have_linker_option="no"])
|
|
|
|
AC_LANG_POP([C])
|
|
CFLAGS=${SAVE_CFLAGS}
|
|
|
|
AC_MSG_CHECKING([whether mmx linker option is supported])
|
|
AC_MSG_RESULT([${have_linker_option}])
|
|
fi
|
|
|
|
AC_SUBST(EFL_SIMD_FLAGS)
|
|
|
|
if test "x${_efl_build_cpu_mmx}" = "xyes" ; then
|
|
AC_DEFINE([EFL_HAVE_MMX], [1], [Define to mention that MMX is supported])
|
|
fi
|
|
|
|
AS_IF([test "x$_efl_build_cpu_mmx" = "xyes"], [$1], [$2])
|
|
])
|
|
|
|
dnl Usage: EFL_CHECK_CPU_SSE([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
|
|
dnl Add -msse to EFL_SIMD_FLAGS if the compiler supports it and call AC_SUBST(EFL_SIMD_FLAGS)
|
|
dnl Define EFL_HAVE_SSE
|
|
|
|
AC_DEFUN([EFL_CHECK_CPU_SSE],
|
|
[
|
|
dnl configure option
|
|
|
|
AC_ARG_ENABLE([cpu-sse],
|
|
[AC_HELP_STRING([--disable-cpu-sse], [disable sse code @<:@default=enabled@:>@])],
|
|
[
|
|
if test "x${enableval}" = "xyes" ; then
|
|
_efl_enable_cpu_sse="yes"
|
|
else
|
|
_efl_enable_cpu_sse="no"
|
|
fi
|
|
],
|
|
[_efl_enable_cpu_sse="yes"])
|
|
|
|
AC_MSG_CHECKING([whether to build sse code])
|
|
AC_MSG_RESULT([${_efl_enable_cpu_sse}])
|
|
|
|
dnl check if the CPU is supporting SSE instruction sets
|
|
|
|
_efl_build_cpu_sse="no"
|
|
if test "x${_efl_enable_cpu_sse}" = "xyes" ; then
|
|
case $host_cpu in
|
|
i*86 | x86_64 | amd64)
|
|
_efl_build_cpu_sse="yes"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
AC_MSG_CHECKING([whether sse instructions set is available])
|
|
AC_MSG_RESULT([${_efl_build_cpu_sse}])
|
|
|
|
dnl check if the compiler supports -msse
|
|
|
|
if test "x${_efl_build_cpu_sse}" = "xyes" ; then
|
|
SAVE_CFLAGS=${CFLAGS}
|
|
CFLAGS="-msse"
|
|
AC_LANG_PUSH([C])
|
|
|
|
AC_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM([[]],
|
|
[[]])
|
|
],
|
|
[
|
|
have_linker_option="yes"
|
|
EFL_SIMD_FLAGS="${EFL_SIMD_FLAGS} -msse"
|
|
],
|
|
[have_linker_option="no"])
|
|
|
|
AC_LANG_POP([C])
|
|
CFLAGS=${SAVE_CFLAGS}
|
|
|
|
AC_MSG_CHECKING([whether sse linker option is supported])
|
|
AC_MSG_RESULT([${have_linker_option}])
|
|
fi
|
|
|
|
AC_SUBST(EFL_SIMD_FLAGS)
|
|
|
|
if test "x${_efl_build_cpu_sse}" = "xyes" ; then
|
|
AC_DEFINE([EFL_HAVE_SSE], [1], [Define to mention that SSE is supported])
|
|
fi
|
|
|
|
AS_IF([test "x$_efl_build_cpu_sse" = "xyes"], [$1], [$2])
|
|
])
|
|
|
|
dnl Usage: EFL_CHECK_CPU_SSE2([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
|
|
dnl Add -msse2 to EFL_SIMD_FLAGS if the compiler supports it and call AC_SUBST(EFL_SIMD_FLAGS)
|
|
dnl Define EFL_HAVE_SSE2
|
|
|
|
AC_DEFUN([EFL_CHECK_CPU_SSE2],
|
|
[
|
|
|
|
dnl configure option
|
|
|
|
AC_ARG_ENABLE([cpu-sse2],
|
|
[AC_HELP_STRING([--disable-cpu-sse2], [disable sse2 code @<:@default=enabled@:>@])],
|
|
[
|
|
if test "x${enableval}" = "xyes" ; then
|
|
_efl_enable_cpu_sse2="yes"
|
|
else
|
|
_efl_enable_cpu_sse2="no"
|
|
fi
|
|
],
|
|
[_efl_enable_cpu_sse2="yes"])
|
|
|
|
AC_MSG_CHECKING([whether to build sse2 code])
|
|
AC_MSG_RESULT([${_efl_enable_cpu_sse2}])
|
|
|
|
dnl check if the CPU is supporting SSE2 instruction sets
|
|
|
|
_efl_build_cpu_sse2="no"
|
|
if test "x${_efl_enable_cpu_sse2}" = "xyes" ; then
|
|
case $host_cpu in
|
|
i*86 | x86_64 | amd64)
|
|
_efl_build_cpu_sse2="yes"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
AC_MSG_CHECKING([whether sse2 instructions set is available])
|
|
AC_MSG_RESULT([${_efl_build_cpu_sse2}])
|
|
|
|
dnl check if the compiler supports -msse2
|
|
|
|
if test "x${_efl_build_cpu_sse2}" = "xyes" ; then
|
|
SAVE_CFLAGS=${CFLAGS}
|
|
CFLAGS="-msse2"
|
|
AC_LANG_PUSH([C])
|
|
|
|
AC_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM([[]],
|
|
[[]])
|
|
],
|
|
[
|
|
have_linker_option="yes"
|
|
EFL_SIMD_FLAGS="${EFL_SIMD_FLAGS} -msse2"
|
|
],
|
|
[have_linker_option="no"])
|
|
|
|
AC_LANG_POP([C])
|
|
CFLAGS=${SAVE_CFLAGS}
|
|
|
|
AC_MSG_CHECKING([whether sse2 linker option is supported])
|
|
AC_MSG_RESULT([${have_linker_option}])
|
|
fi
|
|
|
|
AC_SUBST(EFL_SIMD_FLAGS)
|
|
|
|
if test "x${_efl_build_cpu_sse2}" = "xyes" ; then
|
|
AC_DEFINE([EFL_HAVE_SSE2], [1], [Define to mention that SSE2 is supported])
|
|
fi
|
|
|
|
AS_IF([test "x$_efl_build_cpu_sse2" = "xyes"], [$1], [$2])
|
|
])
|
|
|
|
dnl Usage: EFL_CHECK_CPU_ALTIVEC([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
|
|
dnl Add -faltivec or -maltivec to EFL_SIMD_FLAGS if the compiler supports it and
|
|
dnl call AC_SUBST(EFL_SIMD_FLAGS)
|
|
dnl Define EFL_HAVE_ALTIVEC
|
|
|
|
AC_DEFUN([EFL_CHECK_CPU_ALTIVEC],
|
|
[
|
|
|
|
dnl configure option
|
|
|
|
AC_ARG_ENABLE([cpu-altivec],
|
|
[AC_HELP_STRING([--disable-cpu-altivec], [disable altivec code @<:@default=enabled@:>@])],
|
|
[
|
|
if test "x${enableval}" = "xyes" ; then
|
|
_efl_enable_cpu_altivec="yes"
|
|
else
|
|
_efl_enable_cpu_altivec="no"
|
|
fi
|
|
],
|
|
[_efl_enable_cpu_altivec="yes"]
|
|
)
|
|
AC_MSG_CHECKING([whether to build altivec code])
|
|
AC_MSG_RESULT([${_efl_enable_cpu_altivec}])
|
|
|
|
dnl check if the CPU is supporting ALTIVEC instruction sets
|
|
|
|
_efl_build_cpu_altivec="no"
|
|
if test "x${_efl_enable_cpu_altivec}" = "xyes" ; then
|
|
case $host_cpu in
|
|
*power* | *ppc*)
|
|
_efl_build_cpu_altivec="yes"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
AC_MSG_CHECKING([whether altivec instructions set is available])
|
|
AC_MSG_RESULT([${_efl_build_cpu_altivec}])
|
|
|
|
dnl check if the compiler supports -faltivec or -maltivec and
|
|
dnl if altivec.h is available.
|
|
|
|
_efl_have_faltivec="no"
|
|
if test "x${_efl_build_cpu_altivec}" = "xyes" ; then
|
|
SAVE_CFLAGS=${CFLAGS}
|
|
CFLAGS="-faltivec"
|
|
AC_LANG_PUSH([C])
|
|
|
|
AC_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM([[
|
|
#include <altivec.h>
|
|
]],
|
|
[[]])],
|
|
[_efl_have_faltivec="yes"
|
|
_efl_altivec_flag="-faltivec"],
|
|
[_efl_have_faltivec="no"])
|
|
|
|
if test "x${_efl_have_faltivec}" = "xno" ; then
|
|
CFLAGS="-maltivec"
|
|
|
|
AC_COMPILE_IFELSE(
|
|
[AC_LANG_PROGRAM([[
|
|
#include <altivec.h>
|
|
]],
|
|
[[]])],
|
|
[_efl_have_faltivec="yes"
|
|
_efl_altivec_flag="-maltivec"],
|
|
[_efl_have_faltivec="no"])
|
|
fi
|
|
|
|
AC_LANG_POP([C])
|
|
CFLAGS=${SAVE_CFLAGS}
|
|
|
|
AC_MSG_CHECKING([whether altivec linker option is supported])
|
|
AC_MSG_RESULT([${_efl_have_faltivec}])
|
|
fi
|
|
|
|
EFL_SIMD_FLAGS="${EFL_SIMD_FLAGS} ${_efl_altivec_flag}"
|
|
AC_SUBST(EFL_SIMD_FLAGS)
|
|
|
|
if test "x${_efl_have_faltivec}" = "xyes" ; then
|
|
AC_DEFINE([EFL_HAVE_ALTIVEC], [1], [Define to mention that ALTIVEC is supported])
|
|
fi
|
|
|
|
AS_IF([test "x$_efl_have_faltivec" = "xyes"], [$1], [$2])
|
|
])
|
|
|
|
dnl Usage: EFL_CHECK_CPU_NEON([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
|
|
dnl Add -mneon to EFL_SIMD_FLAGS if the compiler supports it and call AC_SUBST(EFL_SIMD_FLAGS)
|
|
dnl Define EFL_HAVE_NEON
|
|
|
|
AC_DEFUN([EFL_CHECK_CPU_NEON],
|
|
[
|
|
dnl configure option
|
|
|
|
AC_ARG_ENABLE([cpu-neon],
|
|
[AC_HELP_STRING([--disable-cpu-neon], [disable neon code @<:@default=enabled@:>@])],
|
|
[
|
|
if test "x${enableval}" = "xyes" ; then
|
|
_efl_enable_cpu_neon="yes"
|
|
else
|
|
_efl_enable_cpu_neon="no"
|
|
fi
|
|
],
|
|
[_efl_enable_cpu_neon="yes"])
|
|
|
|
AC_MSG_CHECKING([whether to build neon code])
|
|
AC_MSG_RESULT([${_efl_enable_cpu_neon}])
|
|
|
|
dnl check if the CPU is supporting NEON instruction sets
|
|
|
|
_efl_build_cpu_neon="no"
|
|
if test "x${_efl_enable_cpu_neon}" = "xyes" ; then
|
|
case $host_cpu in
|
|
armv7*)
|
|
_efl_build_cpu_neon="yes"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
AC_MSG_CHECKING([whether neon instructions set is available])
|
|
AC_MSG_RESULT([${_efl_build_cpu_neon}])
|
|
|
|
if test "x${_efl_build_cpu_neon}" = "xyes" ; then
|
|
AC_DEFINE([EFL_HAVE_NEON], [1], [Define to mention that NEON is supported])
|
|
fi
|
|
|
|
AS_IF([test "x$_efl_build_cpu_neon" = "xyes"], [$1], [$2])
|
|
])
|
|
|
|
dnl End of efl_cpu.m4
|