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authorWincent Balin <wincent@rockbox.org>2010-06-04 21:32:14 +0000
committerWincent Balin <wincent@rockbox.org>2010-06-04 21:32:14 +0000
commit0133a4f0524a4e33a2fa0e929fc2ac18e021ac4b (patch)
tree788a105e1e7f486d59667f6d644094e90f26a351 /apps/plugins/pdbox
parent3e1847c52541ed6012272a1f99d597f5f9229ab1 (diff)
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pdbox: Reverted premature commit of Coldfire optimization.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26560 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/pdbox')
-rw-r--r--apps/plugins/pdbox/PDa/src/m_fixed.h17
1 files changed, 0 insertions, 17 deletions
diff --git a/apps/plugins/pdbox/PDa/src/m_fixed.h b/apps/plugins/pdbox/PDa/src/m_fixed.h
index f015b09b0a..154b885abb 100644
--- a/apps/plugins/pdbox/PDa/src/m_fixed.h
+++ b/apps/plugins/pdbox/PDa/src/m_fixed.h
@@ -31,23 +31,6 @@ typedef int t_sample;
lo; \
})
#define idiv(a,b) ((((long long) (a) )<<fix1)/(long long) (b) )
-#elif defined(CPU_COLDFIRE)
-#define mult(a,b) mult_cf((a),(b))
-static inline t_fixed mult_cf(t_fixed x, t_fixed y)
-{
- t_fixed t1, t2;
- asm volatile (
- "mac.l %[x],%[y],%%acc0 \n" /* multiply */
- "mulu.l %[y],%[x] \n" /* get low half, avoid emac stall */
- "movclr.l %%acc0,%[t1] \n" /* get higher half */
- "asl.l %[shl],%[t1] \n" /* hi <<= 13, plus one free */
- "lsr.l %[shr],%[x] \n" /* (unsigned)lo >>= 18 */
- "or.l %[x],%[t1] \n" /* combine result */
- : [t1]"=&d"(t1), [t2]"=&d"(t2), [x]"+d"(x)
- : [y]"d"(y), [shl]"d"(31-fix1), [shr]"d"(fix1));
- return t1;
-}
-#define idiv(a,b) ((((long long) (a) )<<fix1)/(long long) (b) )
#else /* CPU_... */
#define mult(a,b) (long long)(((long long) (a) * (long long) (b))>>fix1)
#define idiv(a,b) ((((long long) (a) )<<fix1)/(long long) (b) )