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dnl ============
dnl Machine type
dnl ============
ARCH_CFLAGS="$CFLAGS -O2 -funroll-all-loops -finline-functions -ffast-math"
case "$ARCH_TYPE" in
i486)
AC_DEFINE(ARCH_486, 1, [WE ARE BUILDING FOR A 486])
OPTIMIZED_ARCH="YES"
;;
i586)
AC_DEFINE(ARCH_586, 1, [WE ARE BUILDING FOR A PENTIUM])
OPTIMIZED_ARCH="YES"
;;
i686)
AC_DEFINE(ARCH_686, 1, [WE ARE BUILDING FOR A PPRO])
OPTIMIZED_ARCH="YES"
#EXTRA_CPU_CFLAGS=$(if $CC -march=i686 -S -o /dev/null -xc /dev/null > /dev/null; then echo "-march=i686"; fi)
;;
ppc)
AC_DEFINE(ARCH_PPC, 1, [WE ARE BUILDING FOR A POWERPC])
OPTIMIZED_ARCH="YES"
;;
sun4u)
AC_DEFINE(ARCH_ULTRA, 1, [WE ARE BUILDING FOR A SUN ULTRASPARC])
# Is there mpg123 optimization for UltraSparc?
;;
esac
# ARCH_X86
if test "$ARCH_TYPE" = "i486" || test "$ARCH_TYPE" = "i586" || test "$ARCH_TYPE" = "i686"; then
MPG123_PLAT_LIB="$MPG123_PLAT_LIB libmpx86.la"
fi
# ARCH_486
if test "$ARCH_TYPE" = "i486"; then
MPG123_PLAT_LIB="$MPG123_PLAT_LIB libmp486.la"
ARCH_CFLAGS="$ARCH_CFLAGS -DROT_I386 -DI386_ASSEM -DI486_OPT -DLINUX -DREAL_IS_FLOAT"
fi
# ARCH_586
if test "$ARCH_TYPE" = "i586" -a "$MMX_SUPPORT" = "no"; then
MPG123_PLAT_LIB="$MPG123_PLAT_LIB libmp586.la"
ARCH_CFLAGS="$ARCH_CFLAGS -DROT_I386 -DI386_ASSEM -DPENTIUM_OPT -DLINUX -DREAL_IS_FLOAT"
fi
# ARCH_586_MMX
if test "$ARCH_TYPE" = "i586" -a "$MMX_SUPPORT" = "yes"; then
ARCH_CFLAGS="$ARCH_CFLAGS -DROT_I386 -DI386_ASSEM -DPENTIUM_OPT -DLINUX -DREAL_IS_FLOAT"
MPG123_PLAT_LIB=libmp586mmx.la
fi
# ARCH_686
if test "$ARCH_TYPE" = "i686" -a "$MMX_SUPPORT" = "no"; then
ARCH_CFLAGS="$ARCH_CFLAGS -DROT_I386 -DI386_ASSEM -DPENTIUM_OPT -DLINUX -DREAL_IS_FLOAT -march=pentiumpro"
MPG123_PLAT_LIB=libmp686.la
fi
# ARCH_686_MMX
if test "$ARCH_TYPE" = "i686" -a "$MMX_SUPPORT" = "yes"; then
ARCH_CFLAGS="$ARCH_CFLAGS -DROT_I386 -DI386_ASSEM -DPENTIUM_OPT -DUSE_MMX -DLINUX -DREAL_IS_FLOAT -march=pentiumpro"
MPG123_PLAT_LIB=libmp686mmx.la
fi
# ARCH_PPC
if test "$ARCH_TYPE" = "ppc"; then
MPG123_PLAT_LIB=libmpppc.la
fi
# ARCH_ULTRA
if test "$ARCH_TYPE" = "sun4u"; then
:
# nothing for now
fi
# ARCH_PLAIN
if test -z "$OPTIMIZED_ARCH"; then
MPG123_PLAT_LIB=libmpplain.la
fi
AC_SUBST(ARCH_CFLAGS)
AC_SUBST(MPG123_PLAT_LIB)
if test "$kde_mpeglib_compiles" = "yes"
then
DO_NOT_COMPILE="$DO_NOT_COMPILE mpg123_artsplugin"
fi
# this is run after libtool configure parts, which set AS to as
# which is the wrong one for us. E.g. libtool doesn't recognize that as
# tag. So we unset it here, so the below macro can set it.
save_AS=$AS
unset AS
ifdef([AM_PROG_AS],[AM_PROG_AS],[])
#if the macro did set something usefull fallback.
test -z "$AS" && AS=$save_AS
#and if AS was set to as by the macro, and we have a saved value,
#it's likely it contains a better guess (or it's also as)
test "x$AS" = xas && test -n "$save_AS" && AS=$save_AS
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