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Unified Diff: source/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.asm

Issue 812033011: libvpx: Pull from upstream (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 5 years, 11 months ago
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Index: source/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.asm
===================================================================
--- source/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.asm (revision 293588)
+++ source/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.asm (working copy)
@@ -1,198 +0,0 @@
-;
-; Copyright (c) 2013 The WebM project authors. All Rights Reserved.
-;
-; Use of this source code is governed by a BSD-style license and patent
-; grant that can be found in the LICENSE file in the root of the source
-; tree. All contributing project authors may be found in the AUTHORS
-; file in the root of the source tree.
-;
-
-
- EXPORT |vp9_idct16x16_1_add_neon|
- ARM
- REQUIRE8
- PRESERVE8
-
- AREA ||.text||, CODE, READONLY, ALIGN=2
-
-;void vp9_idct16x16_1_add_neon(int16_t *input, uint8_t *dest,
-; int dest_stride)
-;
-; r0 int16_t input
-; r1 uint8_t *dest
-; r2 int dest_stride)
-
-|vp9_idct16x16_1_add_neon| PROC
- ldrsh r0, [r0]
-
- ; generate cospi_16_64 = 11585
- mov r12, #0x2d00
- add r12, #0x41
-
- ; out = dct_const_round_shift(input[0] * cospi_16_64)
- mul r0, r0, r12 ; input[0] * cospi_16_64
- add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1))
- asr r0, r0, #14 ; >> DCT_CONST_BITS
-
- ; out = dct_const_round_shift(out * cospi_16_64)
- mul r0, r0, r12 ; out * cospi_16_64
- mov r12, r1 ; save dest
- add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1))
- asr r0, r0, #14 ; >> DCT_CONST_BITS
-
- ; a1 = ROUND_POWER_OF_TWO(out, 6)
- add r0, r0, #32 ; + (1 <<((6) - 1))
- asr r0, r0, #6 ; >> 6
-
- vdup.s16 q0, r0 ; duplicate a1
- mov r0, #8
- sub r2, #8
-
- ; load destination data row0 - row3
- vld1.64 {d2}, [r1], r0
- vld1.64 {d3}, [r1], r2
- vld1.64 {d4}, [r1], r0
- vld1.64 {d5}, [r1], r2
- vld1.64 {d6}, [r1], r0
- vld1.64 {d7}, [r1], r2
- vld1.64 {d16}, [r1], r0
- vld1.64 {d17}, [r1], r2
-
- vaddw.u8 q9, q0, d2 ; dest[x] + a1
- vaddw.u8 q10, q0, d3 ; dest[x] + a1
- vaddw.u8 q11, q0, d4 ; dest[x] + a1
- vaddw.u8 q12, q0, d5 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- vaddw.u8 q9, q0, d6 ; dest[x] + a1
- vaddw.u8 q10, q0, d7 ; dest[x] + a1
- vaddw.u8 q11, q0, d16 ; dest[x] + a1
- vaddw.u8 q12, q0, d17 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- ; load destination data row4 - row7
- vld1.64 {d2}, [r1], r0
- vld1.64 {d3}, [r1], r2
- vld1.64 {d4}, [r1], r0
- vld1.64 {d5}, [r1], r2
- vld1.64 {d6}, [r1], r0
- vld1.64 {d7}, [r1], r2
- vld1.64 {d16}, [r1], r0
- vld1.64 {d17}, [r1], r2
-
- vaddw.u8 q9, q0, d2 ; dest[x] + a1
- vaddw.u8 q10, q0, d3 ; dest[x] + a1
- vaddw.u8 q11, q0, d4 ; dest[x] + a1
- vaddw.u8 q12, q0, d5 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- vaddw.u8 q9, q0, d6 ; dest[x] + a1
- vaddw.u8 q10, q0, d7 ; dest[x] + a1
- vaddw.u8 q11, q0, d16 ; dest[x] + a1
- vaddw.u8 q12, q0, d17 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- ; load destination data row8 - row11
- vld1.64 {d2}, [r1], r0
- vld1.64 {d3}, [r1], r2
- vld1.64 {d4}, [r1], r0
- vld1.64 {d5}, [r1], r2
- vld1.64 {d6}, [r1], r0
- vld1.64 {d7}, [r1], r2
- vld1.64 {d16}, [r1], r0
- vld1.64 {d17}, [r1], r2
-
- vaddw.u8 q9, q0, d2 ; dest[x] + a1
- vaddw.u8 q10, q0, d3 ; dest[x] + a1
- vaddw.u8 q11, q0, d4 ; dest[x] + a1
- vaddw.u8 q12, q0, d5 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- vaddw.u8 q9, q0, d6 ; dest[x] + a1
- vaddw.u8 q10, q0, d7 ; dest[x] + a1
- vaddw.u8 q11, q0, d16 ; dest[x] + a1
- vaddw.u8 q12, q0, d17 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- ; load destination data row12 - row15
- vld1.64 {d2}, [r1], r0
- vld1.64 {d3}, [r1], r2
- vld1.64 {d4}, [r1], r0
- vld1.64 {d5}, [r1], r2
- vld1.64 {d6}, [r1], r0
- vld1.64 {d7}, [r1], r2
- vld1.64 {d16}, [r1], r0
- vld1.64 {d17}, [r1], r2
-
- vaddw.u8 q9, q0, d2 ; dest[x] + a1
- vaddw.u8 q10, q0, d3 ; dest[x] + a1
- vaddw.u8 q11, q0, d4 ; dest[x] + a1
- vaddw.u8 q12, q0, d5 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- vaddw.u8 q9, q0, d6 ; dest[x] + a1
- vaddw.u8 q10, q0, d7 ; dest[x] + a1
- vaddw.u8 q11, q0, d16 ; dest[x] + a1
- vaddw.u8 q12, q0, d17 ; dest[x] + a1
- vqmovun.s16 d2, q9 ; clip_pixel
- vqmovun.s16 d3, q10 ; clip_pixel
- vqmovun.s16 d30, q11 ; clip_pixel
- vqmovun.s16 d31, q12 ; clip_pixel
- vst1.64 {d2}, [r12], r0
- vst1.64 {d3}, [r12], r2
- vst1.64 {d30}, [r12], r0
- vst1.64 {d31}, [r12], r2
-
- bx lr
- ENDP ; |vp9_idct16x16_1_add_neon|
-
- END
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