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AC_DEFUN(GST_ARCH, [
dnl Set up conditionals for (target) architecture:
dnl ==============================================
dnl Determine CPU
case "x${target_cpu}" in
xi?86 | xk?) HAVE_CPU_I386=yes
AC_DEFINE(HAVE_CPU_I386, 1, [Define if the target CPU is an
x86])
dnl FIXME could use some better detection
dnl (ie CPUID)
case "x${target_cpu}" in
xi386 | xi486) ;;
*) AC_DEFINE(HAVE_RDTSC, 1, [Define if RDTSC is available]) ;;
esac ;;
xpowerpc) HAVE_CPU_PPC=yes
AC_DEFINE(HAVE_CPU_PPC, 1, [Define if the target CPU is a
PowerPC]) ;;
xalpha) HAVE_CPU_ALPHA=yes
AC_DEFINE(HAVE_CPU_ALPHA, 1, [Define if the target CPU is an
Alpha]) ;;
xarm*) HAVE_CPU_ARM=yes
AC_DEFINE(HAVE_CPU_ARM, 1, [Define if the target CPU is an
ARM]) ;;
xsparc*) HAVE_CPU_SPARC=yes
AC_DEFINE(HAVE_CPU_SPARC, 1, [Define if the target CPU is a
PPC]) ;;
xmips*) HAVE_CPU_MIPS=yes
AC_DEFINE(HAVE_CPU_MIPS, 1, [Define if the target CPU is a
MIPS]) ;;
xhppa*) HAVE_CPU_HPPA=yes
AC_DEFINE(HAVE_CPU_HPPA, 1, [Define if the target CPU is a
HPPA]) ;;
xs390*) HAVE_CPU_S390=yes
AC_DEFINE(HAVE_CPU_S390, 1, [Define if the target CPU is a
S390]) ;;
xia64*) HAVE_CPU_IA64=yes
AC_DEFINE(HAVE_CPU_IA64, 1, [Define if the target CPU is a
IA64]) ;;
xm68k*) HAVE_CPU_M68K=yes
AC_DEFINE(HAVE_CPU_M68K, 1, [Define if the target CPU is a
M68K]) ;;
esac
dnl Determine endianness
AC_C_BIGENDIAN
dnl Check for MMX-capable compiler
AC_MSG_CHECKING(for MMX-capable compiler)
AC_TRY_RUN([
#include "include/mmx.h"
main()
{ movq_r2r(mm0, mm1); return 0; }
],
[
HAVE_LIBMMX="yes"
AC_MSG_RESULT(yes)
],
HAVE_LIBMMX="no"
AC_MSG_RESULT(no)
,
HAVE_LIBMMX="no"
AC_MSG_RESULT(no)
)
AM_CONDITIONAL(HAVE_CPU_I386, test "x$HAVE_CPU_I386" = "xyes")
AM_CONDITIONAL(HAVE_CPU_PPC, test "x$HAVE_CPU_PPC" = "xyes")
AM_CONDITIONAL(HAVE_CPU_ALPHA, test "x$HAVE_CPU_ALPHA" = "xyes")
AM_CONDITIONAL(HAVE_CPU_ARM, test "x$HAVE_CPU_ARM" = "xyes")
AM_CONDITIONAL(HAVE_CPU_SPARC, test "x$HAVE_CPU_SPARC" = "xyes")
AM_CONDITIONAL(HAVE_CPU_HPPA, test "x$HAVE_CPU_HPPA" = "xyes")
AM_CONDITIONAL(HAVE_CPU_MIPS, test "x$HAVE_CPU_MIPS" = "xyes")
AM_CONDITIONAL(HAVE_CPU_S390, test "x$HAVE_CPU_S390" = "xyes")
AM_CONDITIONAL(HAVE_CPU_IA64, test "x$HAVE_CPU_IA64" = "xyes")
AM_CONDITIONAL(HAVE_CPU_M68K, test "x$HAVE_CPU_M68K" = "xyes")
AM_CONDITIONAL(HAVE_LIBMMX, test "x$USE_LIBMMX" = "xyes")
])
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