From 1600e4918e45e4deb4e34dc1765c2d9ac28daf8c Mon Sep 17 00:00:00 2001 From: Jens Arnold Date: Wed, 12 Nov 2008 09:18:36 +0000 Subject: Tiny performance improvement for the (not yet usable) compression levels >= -c2000 on ARM7TDMI, utilizing the multiplier's early termination. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19099 a1c6a512-1295-4272-9138-f99709370657 --- apps/codecs/demac/libdemac/vector_math16_arm7.h | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'apps') diff --git a/apps/codecs/demac/libdemac/vector_math16_arm7.h b/apps/codecs/demac/libdemac/vector_math16_arm7.h index 1565ca9602..653bb1f53f 100644 --- a/apps/codecs/demac/libdemac/vector_math16_arm7.h +++ b/apps/codecs/demac/libdemac/vector_math16_arm7.h @@ -217,19 +217,19 @@ static inline int32_t scalarproduct(int16_t* v1, int16_t* v2) "mov r8, r8 , asr #16 \n" \ "mov r9, " #f2 ", lsl #16 \n" \ "mov r9, r9 , asr #16 \n" \ - "mla %[res], r8, r9, %[res] \n" \ + "mla %[res], r9, r8, %[res] \n" \ "mov r8, " #f1 ", asr #16 \n" \ "mov r9, " #f2 ", asr #16 \n" \ - "mla %[res], r8, r9, %[res] \n" - + "mla %[res], r9, r8, %[res] \n" + #define MLABLOCK2_U2(f1, f2) \ "mov r8, " #f1 ", lsl #16 \n" \ "mov r8, r8 , asr #16 \n" \ - "mla %[res], r8, r9, %[res] \n" \ + "mla %[res], r9, r8, %[res] \n" \ "mov r8, " #f1 ", asr #16 \n" \ "mov r9, " #f2 ", lsl #16 \n" \ "mov r9, r9 , asr #16 \n" \ - "mla %[res], r8, r9, %[res] \n" \ + "mla %[res], r9, r8, %[res] \n" \ "mov r9, " #f2 ", asr #16 \n" asm volatile ( -- cgit v1.2.3