| Index: source/libvpx/vp8/decoder/arm/neon/dequant_dc_idct_neon.asm
|
| ===================================================================
|
| --- source/libvpx/vp8/decoder/arm/neon/dequant_dc_idct_neon.asm (revision 60257)
|
| +++ source/libvpx/vp8/decoder/arm/neon/dequant_dc_idct_neon.asm (working copy)
|
| @@ -1,136 +0,0 @@
|
| -;
|
| -; Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
|
| -;
|
| -; Use of this source code is governed by a BSD-style license
|
| -; that can be found in the LICENSE file in the root of the source
|
| -; tree. An additional intellectual property rights grant can be found
|
| -; in the file PATENTS. All contributing project authors may
|
| -; be found in the AUTHORS file in the root of the source tree.
|
| -;
|
| -
|
| -
|
| - EXPORT |vp8_dequant_dc_idct_add_neon|
|
| - ARM
|
| - REQUIRE8
|
| - PRESERVE8
|
| -
|
| - AREA ||.text||, CODE, READONLY, ALIGN=2
|
| -;void vp8_dequant_dc_idct_add_neon(short *input, short *dq, unsigned char *pred,
|
| -; unsigned char *dest, int pitch, int stride,
|
| -; int Dc);
|
| -; r0 short *input,
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| -; r1 short *dq,
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| -; r2 unsigned char *pred
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| -; r3 unsigned char *dest
|
| -; sp int pitch
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| -; sp+4 int stride
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| -; sp+8 int Dc
|
| -|vp8_dequant_dc_idct_add_neon| PROC
|
| - vld1.16 {q3, q4}, [r0]
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| - vld1.16 {q5, q6}, [r1]
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| -
|
| - ldr r1, [sp, #8] ;load Dc from stack
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| -
|
| - ldr r12, _CONSTANTS_
|
| -
|
| - vmul.i16 q1, q3, q5 ;input for short_idct4x4llm_neon
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| - vmul.i16 q2, q4, q6
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| -
|
| - vmov.16 d2[0], r1
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| -
|
| - ldr r1, [sp] ; pitch
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| - vld1.32 {d14[0]}, [r2], r1
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| - vld1.32 {d14[1]}, [r2], r1
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| - vld1.32 {d15[0]}, [r2], r1
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| - vld1.32 {d15[1]}, [r2]
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| -
|
| - ldr r1, [sp, #4] ; stride
|
| -
|
| -;|short_idct4x4llm_neon| PROC
|
| - vld1.16 {d0}, [r12]
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| - vswp d3, d4 ;q2(vp[4] vp[12])
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| -
|
| - vqdmulh.s16 q3, q2, d0[2]
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| - vqdmulh.s16 q4, q2, d0[0]
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| -
|
| - vqadd.s16 d12, d2, d3 ;a1
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| - vqsub.s16 d13, d2, d3 ;b1
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| -
|
| - vshr.s16 q3, q3, #1
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| - vshr.s16 q4, q4, #1
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| -
|
| - vqadd.s16 q3, q3, q2
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| - vqadd.s16 q4, q4, q2
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| -
|
| - vqsub.s16 d10, d6, d9 ;c1
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| - vqadd.s16 d11, d7, d8 ;d1
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| -
|
| - vqadd.s16 d2, d12, d11
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| - vqadd.s16 d3, d13, d10
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| - vqsub.s16 d4, d13, d10
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| - vqsub.s16 d5, d12, d11
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| -
|
| - vtrn.32 d2, d4
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| - vtrn.32 d3, d5
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| - vtrn.16 d2, d3
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| - vtrn.16 d4, d5
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| -
|
| -; memset(input, 0, 32) -- 32bytes
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| - vmov.i16 q14, #0
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| -
|
| - vswp d3, d4
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| - vqdmulh.s16 q3, q2, d0[2]
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| - vqdmulh.s16 q4, q2, d0[0]
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| -
|
| - vqadd.s16 d12, d2, d3 ;a1
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| - vqsub.s16 d13, d2, d3 ;b1
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| -
|
| - vmov q15, q14
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| -
|
| - vshr.s16 q3, q3, #1
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| - vshr.s16 q4, q4, #1
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| -
|
| - vqadd.s16 q3, q3, q2
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| - vqadd.s16 q4, q4, q2
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| -
|
| - vqsub.s16 d10, d6, d9 ;c1
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| - vqadd.s16 d11, d7, d8 ;d1
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| -
|
| - vqadd.s16 d2, d12, d11
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| - vqadd.s16 d3, d13, d10
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| - vqsub.s16 d4, d13, d10
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| - vqsub.s16 d5, d12, d11
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| -
|
| - vst1.16 {q14, q15}, [r0]
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| -
|
| - vrshr.s16 d2, d2, #3
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| - vrshr.s16 d3, d3, #3
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| - vrshr.s16 d4, d4, #3
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| - vrshr.s16 d5, d5, #3
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| -
|
| - vtrn.32 d2, d4
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| - vtrn.32 d3, d5
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| - vtrn.16 d2, d3
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| - vtrn.16 d4, d5
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| -
|
| - vaddw.u8 q1, q1, d14
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| - vaddw.u8 q2, q2, d15
|
| -
|
| - vqmovun.s16 d0, q1
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| - vqmovun.s16 d1, q2
|
| -
|
| - vst1.32 {d0[0]}, [r3], r1
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| - vst1.32 {d0[1]}, [r3], r1
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| - vst1.32 {d1[0]}, [r3], r1
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| - vst1.32 {d1[1]}, [r3]
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| -
|
| - bx lr
|
| -
|
| - ENDP ; |vp8_dequant_dc_idct_add_neon|
|
| -
|
| -; Constant Pool
|
| -_CONSTANTS_ DCD cospi8sqrt2minus1
|
| -cospi8sqrt2minus1 DCD 0x4e7b4e7b
|
| -sinpi8sqrt2 DCD 0x8a8c8a8c
|
| -
|
| - END
|
|
|