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authorJustin Ruggles <justin.ruggles@gmail.com>2013-01-06 23:47:30 -0500
committerLuca Barbato <lu_zero@gentoo.org>2013-01-16 10:45:45 +0100
commite034cc6c60c77dce390b1ac31141b1862bdf8999 (patch)
treee61443e9c6413b1b92107e932c1d79a9717e16be /libavutil/arm
parenta7ba3244131d96d9ab7a99ef30dc7276efd05cc7 (diff)
downloadffmpeg-e034cc6c60c77dce390b1ac31141b1862bdf8999.tar.gz
lavc: Move vector_fmul_window to AVFloatDSPContext
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Diffstat (limited to 'libavutil/arm')
-rw-r--r--libavutil/arm/float_dsp_init_neon.c4
-rw-r--r--libavutil/arm/float_dsp_neon.S47
2 files changed, 51 insertions, 0 deletions
diff --git a/libavutil/arm/float_dsp_init_neon.c b/libavutil/arm/float_dsp_init_neon.c
index 88eb4b3d2a..16ea47154a 100644
--- a/libavutil/arm/float_dsp_init_neon.c
+++ b/libavutil/arm/float_dsp_init_neon.c
@@ -32,9 +32,13 @@ void ff_vector_fmac_scalar_neon(float *dst, const float *src, float mul,
void ff_vector_fmul_scalar_neon(float *dst, const float *src, float mul,
int len);
+void ff_vector_fmul_window_neon(float *dst, const float *src0,
+ const float *src1, const float *win, int len);
+
void ff_float_dsp_init_neon(AVFloatDSPContext *fdsp)
{
fdsp->vector_fmul = ff_vector_fmul_neon;
fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_neon;
fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_neon;
+ fdsp->vector_fmul_window = ff_vector_fmul_window_neon;
}
diff --git a/libavutil/arm/float_dsp_neon.S b/libavutil/arm/float_dsp_neon.S
index 6d7bd5236e..540cfc6907 100644
--- a/libavutil/arm/float_dsp_neon.S
+++ b/libavutil/arm/float_dsp_neon.S
@@ -146,3 +146,50 @@ NOVFP vdup.32 q8, r2
bx lr
.unreq len
endfunc
+
+function ff_vector_fmul_window_neon, export=1
+ push {r4,r5,lr}
+ ldr lr, [sp, #12]
+ sub r2, r2, #8
+ sub r5, lr, #2
+ add r2, r2, r5, lsl #2
+ add r4, r3, r5, lsl #3
+ add ip, r0, r5, lsl #3
+ mov r5, #-16
+ vld1.32 {d0,d1}, [r1,:128]!
+ vld1.32 {d2,d3}, [r2,:128], r5
+ vld1.32 {d4,d5}, [r3,:128]!
+ vld1.32 {d6,d7}, [r4,:128], r5
+1: subs lr, lr, #4
+ vmul.f32 d22, d0, d4
+ vrev64.32 q3, q3
+ vmul.f32 d23, d1, d5
+ vrev64.32 q1, q1
+ vmul.f32 d20, d0, d7
+ vmul.f32 d21, d1, d6
+ beq 2f
+ vmla.f32 d22, d3, d7
+ vld1.32 {d0,d1}, [r1,:128]!
+ vmla.f32 d23, d2, d6
+ vld1.32 {d18,d19},[r2,:128], r5
+ vmls.f32 d20, d3, d4
+ vld1.32 {d24,d25},[r3,:128]!
+ vmls.f32 d21, d2, d5
+ vld1.32 {d6,d7}, [r4,:128], r5
+ vmov q1, q9
+ vrev64.32 q11, q11
+ vmov q2, q12
+ vswp d22, d23
+ vst1.32 {d20,d21},[r0,:128]!
+ vst1.32 {d22,d23},[ip,:128], r5
+ b 1b
+2: vmla.f32 d22, d3, d7
+ vmla.f32 d23, d2, d6
+ vmls.f32 d20, d3, d4
+ vmls.f32 d21, d2, d5
+ vrev64.32 q11, q11
+ vswp d22, d23
+ vst1.32 {d20,d21},[r0,:128]!
+ vst1.32 {d22,d23},[ip,:128], r5
+ pop {r4,r5,pc}
+endfunc