Index: sbc.c
===================================================================
RCS file: /cvsroot/bluez/utils/sbc/sbc.c,v
retrieving revision 1.55
diff -u -p -r1.55 sbc.c
--- sbc.c	28 Jan 2008 18:00:51 -0000	1.55
+++ sbc.c	29 Jan 2008 14:42:29 -0000
@@ -708,10 +708,15 @@ static void sbc_encoder_init(struct sbc_
 	state->position[0] = state->position[1] = 9 * frame->subbands;
 }
 
-
+#ifdef __arm__
+void _sbc_analyze_four(const int16_t *in, int32_t *out)
+{
+	sbc_extended_t register res asm("r4");
+#else
 static inline void _sbc_analyze_four(const int16_t *in, int32_t *out)
 {
 	sbc_extended_t res;
+#endif
 	sbc_fixed_t t[8];
 	sbc_extended_t s[5];
 
@@ -794,9 +799,15 @@ static inline void sbc_analyze_four(stru
 		state->position[ch] = 36;
 }
 
+#ifdef __arm__
+void _sbc_analyze_eight(const int16_t *in, int32_t *out)
+{
+	sbc_extended_t register res asm("r4");
+#else
 static inline void _sbc_analyze_eight(const int16_t *in, int32_t *out)
 {
 	sbc_extended_t res;
+#endif
 	sbc_fixed_t t[8];
 	sbc_extended_t s[8];
 
Index: sbc_math.h
===================================================================
RCS file: /cvsroot/bluez/utils/sbc/sbc_math.h,v
retrieving revision 1.12
diff -u -p -r1.12 sbc_math.h
--- sbc_math.h	28 Jan 2008 18:00:51 -0000	1.12
+++ sbc_math.h	29 Jan 2008 14:42:29 -0000
@@ -66,4 +66,12 @@ typedef long long sbc_extended_t;
 #define SUB(dst, src)    { dst -= src; }
 #define MUL(dst, a, b)   { dst = (sbc_extended_t) (a) * (b); }
 #define DIV2(dst, src)   { dst = ASR(src, 1); }
+
+#ifdef __arm__
+#define MULA(res, a, b) __asm__(		\
+		"smlal %Q0, %R0, %2, %3"	\
+		: "=&r" (res)			\
+		: "0" (res), "r" (a), "r" (b));
+#else
 #define MULA(dst, a, b)  { dst += (sbc_extended_t) (a) * (b); }
+#endif