echo " --powerpc-perf-enable enable performance report on PPC"
echo " (requires enabling PMC)"
echo " --disable-mmx disable MMX usage"
+ echo " --disable-armv5te disable armv5te usage"
echo " --disable-iwmmxt disable iwmmxt usage"
echo " --disable-altivec disable AltiVec usage"
echo " --disable-audio-oss disable OSS audio support [default=no]"
tune="generic"
powerpc_perf="no"
mmx="default"
+armv5te="default"
iwmmxt="default"
altivec="default"
mmi="default"
fi
;;
# armv4l is a subset of armv5tel
- armv4l|armv5tel)
+ arm|armv4l|armv5tel)
cpu="armv4l"
;;
alpha)
;;
--disable-mmx) mmx="no"
;;
+ --disable-armv5te) armv5te="no"
+ ;;
--disable-iwmmxt) iwmmxt="no"
;;
--disable-altivec) altivec="no"
fi
fi
+# check armv5te instructions support
+if test $armv5te = "default" -a $cpu = "armv4l"; then
+ armv5te=no
+ check_cc <<EOF && armv5te=yes
+ int main(void) {
+ __asm__ __volatile__ ("qadd r0, r0, r0");
+ }
+EOF
+fi
+
# check iwmmxt support
if test $iwmmxt = "default" -a $cpu = "armv4l"; then
iwmmxt=no
echo "3DNow! Builtins $mm3dnow"
fi
if test $cpu = "armv4l"; then
+ echo "ARMv5TE enabled $armv5te"
echo "IWMMXT enabled $iwmmxt"
fi
if test $cpu = "mips"; then
echo "TARGET_BUILTIN_3DNOW=yes" >> config.mak
echo "#define HAVE_MM3DNOW 1" >> $TMPH
fi
+if test "$armv5te" = "yes" ; then
+ echo "TARGET_ARMV5TE=yes" >> config.mak
+ echo "#define HAVE_ARMV5TE 1" >> $TMPH
+fi
if test "$iwmmxt" = "yes" ; then
echo "TARGET_IWMMXT=yes" >> config.mak
echo "#define HAVE_IWMMXT 1" >> $TMPH
#include "bitstream.h"
#include "dsputil.h"
-/* Assume that all Intel XScale processors support armv5 edsp instructions */
-#if defined(ARCH_ARMV4L) && defined (HAVE_IWMMXT)
-#define ARCH_ARM5E
-#endif
-
/*
* TODO:
* - in low precision mode, use more 16 bit multiplies in synth filter
# define MULS(ra, rb) \
({ int __rt; asm ("mullhw %0, %1, %2" : "=r" (__rt) : "r" (ra), "r" (rb)); __rt; })
-# elif defined(ARCH_ARM5E)
+# elif defined(HAVE_ARMV5TE)
/* signed 16x16 -> 32 multiply add accumulate */
# define MACS(rt, ra, rb) \