2010-05-18 17:58:33 +02:00
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; Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
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;
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2010-06-18 18:39:21 +02:00
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; Use of this source code is governed by a BSD-style license
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2010-06-04 22:19:40 +02:00
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; that can be found in the LICENSE file in the root of the source
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; tree. An additional intellectual property rights grant can be found
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2010-06-18 18:39:21 +02:00
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; in the file PATENTS. All contributing project authors may
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2010-06-04 22:19:40 +02:00
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; be found in the AUTHORS file in the root of the source tree.
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2010-05-18 17:58:33 +02:00
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;
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EXPORT |vp8_sad8x8_neon|
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EXPORT |vp8_sad8x16_neon|
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EXPORT |vp8_sad4x4_neon|
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ARM
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REQUIRE8
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PRESERVE8
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AREA ||.text||, CODE, READONLY, ALIGN=2
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; unsigned int vp8_sad8x8_c(
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; unsigned char *src_ptr,
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; int src_stride,
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; unsigned char *ref_ptr,
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; int ref_stride)
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|vp8_sad8x8_neon| PROC
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabdl.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vabal.u8 q12, d6, d14
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabal.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vabal.u8 q12, d6, d14
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vpaddl.u16 q1, q12
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vpaddl.u32 q0, q1
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vadd.u32 d0, d0, d1
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vmov.32 r0, d0[0]
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bx lr
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ENDP
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;============================
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;unsigned int vp8_sad8x16_c(
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; unsigned char *src_ptr,
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; int src_stride,
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; unsigned char *ref_ptr,
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; int ref_stride)
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|vp8_sad8x16_neon| PROC
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabdl.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vabal.u8 q12, d6, d14
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabal.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vabal.u8 q12, d6, d14
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabal.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vabal.u8 q12, d6, d14
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabal.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vabal.u8 q12, d6, d14
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vpaddl.u16 q1, q12
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vpaddl.u32 q0, q1
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vadd.u32 d0, d0, d1
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vmov.32 r0, d0[0]
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bx lr
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ENDP
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;===========================
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;unsigned int vp8_sad4x4_c(
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; unsigned char *src_ptr,
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; int src_stride,
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; unsigned char *ref_ptr,
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; int ref_stride)
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|vp8_sad4x4_neon| PROC
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vld1.8 {d0}, [r0], r1
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vld1.8 {d8}, [r2], r3
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vld1.8 {d2}, [r0], r1
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vld1.8 {d10}, [r2], r3
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vabdl.u8 q12, d0, d8
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vld1.8 {d4}, [r0], r1
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vld1.8 {d12}, [r2], r3
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vabal.u8 q12, d2, d10
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vld1.8 {d6}, [r0], r1
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vld1.8 {d14}, [r2], r3
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vabal.u8 q12, d4, d12
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vabal.u8 q12, d6, d14
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vpaddl.u16 d1, d24
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vpaddl.u32 d0, d1
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vmov.32 r0, d0[0]
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bx lr
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ENDP
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END
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