From 6651ce17b82a800e20e18b38d006c47a07413464 Mon Sep 17 00:00:00 2001
From: Måns Rullgård <mans@mansr.com>
Date: Tue, 15 Jul 2008 19:06:18 +0000
Subject: ARM: ARMv6 optimised FASTDIV

Originally committed as revision 14242 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavutil/internal.h | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'libavutil/internal.h')

diff --git a/libavutil/internal.h b/libavutil/internal.h
index 8bf57061ec..ce4983bb2b 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -154,6 +154,13 @@ extern const uint32_t ff_inverse[256];
             );\
         ret;\
     })
+#elif defined(HAVE_ARMV6)
+static inline av_const int FASTDIV(int a, int b)
+{
+    int r;
+    asm volatile("smmul %0, %1, %2" : "=r"(r) : "r"(a), "r"(ff_inverse[b]));
+    return r;
+}
 #elif defined(ARCH_ARMV4L)
 #    define FASTDIV(a,b) \
     ({\
-- 
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