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authorMåns Rullgård <mans@mansr.com>2009-09-27 16:52:05 +0000
committerMåns Rullgård <mans@mansr.com>2009-09-27 16:52:05 +0000
commitec71a8e00bc73c5c8b84d30d228259b2e90b7bd2 (patch)
tree7e5c454fb8b7282e80270319ee984f1c3498cb06 /libavcodec/arm/dsputil_neon_s.S
parent35de5d2412fefa31b117276e3b2c8d079b2b9d39 (diff)
downloadffmpeg-ec71a8e00bc73c5c8b84d30d228259b2e90b7bd2.tar.gz
ARM: NEON optimised vector_fmul_add
Originally committed as revision 20063 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/arm/dsputil_neon_s.S')
-rw-r--r--libavcodec/arm/dsputil_neon_s.S27
1 files changed, 27 insertions, 0 deletions
diff --git a/libavcodec/arm/dsputil_neon_s.S b/libavcodec/arm/dsputil_neon_s.S
index 9ae7cf96cb..9655f0aea6 100644
--- a/libavcodec/arm/dsputil_neon_s.S
+++ b/libavcodec/arm/dsputil_neon_s.S
@@ -1076,6 +1076,33 @@ function ff_vector_fmul_reverse_neon, export=1
bx lr
.endfunc
+function ff_vector_fmul_add_neon, export=1
+ ldr r12, [sp]
+ vld1.32 {q0-q1}, [r1,:128]!
+ vld1.32 {q8-q9}, [r2,:128]!
+ vld1.32 {q2-q3}, [r3,:128]!
+ vmul.f32 q10, q0, q8
+ vmul.f32 q11, q1, q9
+1: vadd.f32 q12, q2, q10
+ vadd.f32 q13, q3, q11
+ pld [r1, #16]
+ pld [r2, #16]
+ pld [r3, #16]
+ subs r12, r12, #8
+ beq 2f
+ vld1.32 {q0}, [r1,:128]!
+ vld1.32 {q8}, [r2,:128]!
+ vmul.f32 q10, q0, q8
+ vld1.32 {q1}, [r1,:128]!
+ vld1.32 {q9}, [r2,:128]!
+ vmul.f32 q11, q1, q9
+ vld1.32 {q2-q3}, [r3,:128]!
+ vst1.32 {q12-q13},[r0,:128]!
+ b 1b
+2: vst1.32 {q12-q13},[r0,:128]!
+ bx lr
+ .endfunc
+
function ff_vector_clipf_neon, export=1
VFP vdup.32 q1, d0[1]
VFP vdup.32 q0, d0[0]