| Index: source/libvpx/vp8/encoder/arm/neon/subtract_neon.asm
|
| ===================================================================
|
| --- source/libvpx/vp8/encoder/arm/neon/subtract_neon.asm (revision 291087)
|
| +++ source/libvpx/vp8/encoder/arm/neon/subtract_neon.asm (working copy)
|
| @@ -1,205 +0,0 @@
|
| -;
|
| -; Copyright (c) 2010 The WebM 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_subtract_b_neon|
|
| - EXPORT |vp8_subtract_mby_neon|
|
| - EXPORT |vp8_subtract_mbuv_neon|
|
| -
|
| - INCLUDE vp8_asm_enc_offsets.asm
|
| -
|
| - ARM
|
| - REQUIRE8
|
| - PRESERVE8
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| -
|
| - AREA ||.text||, CODE, READONLY, ALIGN=2
|
| -
|
| -;void vp8_subtract_b_neon(BLOCK *be, BLOCKD *bd, int pitch)
|
| -|vp8_subtract_b_neon| PROC
|
| -
|
| - stmfd sp!, {r4-r7}
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| -
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| - ldr r3, [r0, #vp8_block_base_src]
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| - ldr r4, [r0, #vp8_block_src]
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| - ldr r5, [r0, #vp8_block_src_diff]
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| - ldr r3, [r3]
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| - ldr r6, [r0, #vp8_block_src_stride]
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| - add r3, r3, r4 ; src = *base_src + src
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| - ldr r7, [r1, #vp8_blockd_predictor]
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| -
|
| - vld1.8 {d0}, [r3], r6 ;load src
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| - vld1.8 {d1}, [r7], r2 ;load pred
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| - vld1.8 {d2}, [r3], r6
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| - vld1.8 {d3}, [r7], r2
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| - vld1.8 {d4}, [r3], r6
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| - vld1.8 {d5}, [r7], r2
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| - vld1.8 {d6}, [r3], r6
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| - vld1.8 {d7}, [r7], r2
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| -
|
| - vsubl.u8 q10, d0, d1
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| - vsubl.u8 q11, d2, d3
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| - vsubl.u8 q12, d4, d5
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| - vsubl.u8 q13, d6, d7
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| -
|
| - mov r2, r2, lsl #1
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| -
|
| - vst1.16 {d20}, [r5], r2 ;store diff
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| - vst1.16 {d22}, [r5], r2
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| - vst1.16 {d24}, [r5], r2
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| - vst1.16 {d26}, [r5], r2
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| -
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| - ldmfd sp!, {r4-r7}
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| - bx lr
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| -
|
| - ENDP
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| -
|
| -
|
| -;==========================================
|
| -;void vp8_subtract_mby_neon(short *diff, unsigned char *src, int src_stride
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| -; unsigned char *pred, int pred_stride)
|
| -|vp8_subtract_mby_neon| PROC
|
| - push {r4-r7}
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| - vpush {d8-d15}
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| -
|
| - mov r12, #4
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| - ldr r4, [sp, #80] ; pred_stride
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| - mov r6, #32 ; "diff" stride x2
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| - add r5, r0, #16 ; second diff pointer
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| -
|
| -subtract_mby_loop
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| - vld1.8 {q0}, [r1], r2 ;load src
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| - vld1.8 {q1}, [r3], r4 ;load pred
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| - vld1.8 {q2}, [r1], r2
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| - vld1.8 {q3}, [r3], r4
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| - vld1.8 {q4}, [r1], r2
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| - vld1.8 {q5}, [r3], r4
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| - vld1.8 {q6}, [r1], r2
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| - vld1.8 {q7}, [r3], r4
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| -
|
| - vsubl.u8 q8, d0, d2
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| - vsubl.u8 q9, d1, d3
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| - vsubl.u8 q10, d4, d6
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| - vsubl.u8 q11, d5, d7
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| - vsubl.u8 q12, d8, d10
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| - vsubl.u8 q13, d9, d11
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| - vsubl.u8 q14, d12, d14
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| - vsubl.u8 q15, d13, d15
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| -
|
| - vst1.16 {q8}, [r0], r6 ;store diff
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| - vst1.16 {q9}, [r5], r6
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| - vst1.16 {q10}, [r0], r6
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| - vst1.16 {q11}, [r5], r6
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| - vst1.16 {q12}, [r0], r6
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| - vst1.16 {q13}, [r5], r6
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| - vst1.16 {q14}, [r0], r6
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| - vst1.16 {q15}, [r5], r6
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| -
|
| - subs r12, r12, #1
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| - bne subtract_mby_loop
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| -
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| - vpop {d8-d15}
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| - pop {r4-r7}
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| - bx lr
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| - ENDP
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| -
|
| -;=================================
|
| -;void vp8_subtract_mbuv_c(short *diff, unsigned char *usrc, unsigned char *vsrc,
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| -; int src_stride, unsigned char *upred,
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| -; unsigned char *vpred, int pred_stride)
|
| -
|
| -|vp8_subtract_mbuv_neon| PROC
|
| - push {r4-r7}
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| - vpush {d8-d15}
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| -
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| - ldr r4, [sp, #80] ; upred
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| - ldr r5, [sp, #84] ; vpred
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| - ldr r6, [sp, #88] ; pred_stride
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| - add r0, r0, #512 ; short *udiff = diff + 256;
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| - mov r12, #32 ; "diff" stride x2
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| - add r7, r0, #16 ; second diff pointer
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| -
|
| -;u
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| - vld1.8 {d0}, [r1], r3 ;load usrc
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| - vld1.8 {d1}, [r4], r6 ;load upred
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| - vld1.8 {d2}, [r1], r3
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| - vld1.8 {d3}, [r4], r6
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| - vld1.8 {d4}, [r1], r3
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| - vld1.8 {d5}, [r4], r6
|
| - vld1.8 {d6}, [r1], r3
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| - vld1.8 {d7}, [r4], r6
|
| - vld1.8 {d8}, [r1], r3
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| - vld1.8 {d9}, [r4], r6
|
| - vld1.8 {d10}, [r1], r3
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| - vld1.8 {d11}, [r4], r6
|
| - vld1.8 {d12}, [r1], r3
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| - vld1.8 {d13}, [r4], r6
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| - vld1.8 {d14}, [r1], r3
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| - vld1.8 {d15}, [r4], r6
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| -
|
| - vsubl.u8 q8, d0, d1
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| - vsubl.u8 q9, d2, d3
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| - vsubl.u8 q10, d4, d5
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| - vsubl.u8 q11, d6, d7
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| - vsubl.u8 q12, d8, d9
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| - vsubl.u8 q13, d10, d11
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| - vsubl.u8 q14, d12, d13
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| - vsubl.u8 q15, d14, d15
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| -
|
| - vst1.16 {q8}, [r0], r12 ;store diff
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| - vst1.16 {q9}, [r7], r12
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| - vst1.16 {q10}, [r0], r12
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| - vst1.16 {q11}, [r7], r12
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| - vst1.16 {q12}, [r0], r12
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| - vst1.16 {q13}, [r7], r12
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| - vst1.16 {q14}, [r0], r12
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| - vst1.16 {q15}, [r7], r12
|
| -
|
| -;v
|
| - vld1.8 {d0}, [r2], r3 ;load vsrc
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| - vld1.8 {d1}, [r5], r6 ;load vpred
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| - vld1.8 {d2}, [r2], r3
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| - vld1.8 {d3}, [r5], r6
|
| - vld1.8 {d4}, [r2], r3
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| - vld1.8 {d5}, [r5], r6
|
| - vld1.8 {d6}, [r2], r3
|
| - vld1.8 {d7}, [r5], r6
|
| - vld1.8 {d8}, [r2], r3
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| - vld1.8 {d9}, [r5], r6
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| - vld1.8 {d10}, [r2], r3
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| - vld1.8 {d11}, [r5], r6
|
| - vld1.8 {d12}, [r2], r3
|
| - vld1.8 {d13}, [r5], r6
|
| - vld1.8 {d14}, [r2], r3
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| - vld1.8 {d15}, [r5], r6
|
| -
|
| - vsubl.u8 q8, d0, d1
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| - vsubl.u8 q9, d2, d3
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| - vsubl.u8 q10, d4, d5
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| - vsubl.u8 q11, d6, d7
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| - vsubl.u8 q12, d8, d9
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| - vsubl.u8 q13, d10, d11
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| - vsubl.u8 q14, d12, d13
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| - vsubl.u8 q15, d14, d15
|
| -
|
| - vst1.16 {q8}, [r0], r12 ;store diff
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| - vst1.16 {q9}, [r7], r12
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| - vst1.16 {q10}, [r0], r12
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| - vst1.16 {q11}, [r7], r12
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| - vst1.16 {q12}, [r0], r12
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| - vst1.16 {q13}, [r7], r12
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| - vst1.16 {q14}, [r0], r12
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| - vst1.16 {q15}, [r7], r12
|
| -
|
| - vpop {d8-d15}
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| - pop {r4-r7}
|
| - bx lr
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| -
|
| - ENDP
|
| -
|
| - END
|
|
|
Chromium Code Reviews
Issue 484923003:
libvpx: Pull from upstream (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/