Commit fb5d281b authored by James Yu's avatar James Yu

VP8 for ARMv8 by using NEON intrinsics 05

Add dequantizeb_neon.c
- vp8_dequantize_b_loop_neon

vpxdec  --summary --noblit ../videos/tears_of_steel_1080p.webm
Before => After, 13.25 => 13.23 (fps)

Change-Id: Iebe3b0c6ed2359c778b0570763c5681ae25fef0c
Signed-off-by: default avatarJames Yu <james.yu@linaro.org>
parent 28b2f82f
;
; 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_dequantize_b_loop_neon|
ARM
REQUIRE8
PRESERVE8
AREA ||.text||, CODE, READONLY, ALIGN=2
; r0 short *Q,
; r1 short *DQC
; r2 short *DQ
|vp8_dequantize_b_loop_neon| PROC
vld1.16 {q0, q1}, [r0]
vld1.16 {q2, q3}, [r1]
vmul.i16 q4, q0, q2
vmul.i16 q5, q1, q3
vst1.16 {q4, q5}, [r2]
bx lr
ENDP
END
/*
* Copyright (c) 2014 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.
*/
#include <arm_neon.h>
void vp8_dequantize_b_loop_neon(
int16_t *Q,
int16_t *DQC,
int16_t *DQ) {
int16x8x2_t qQ, qDQC, qDQ;
qQ = vld2q_s16(Q);
qDQC = vld2q_s16(DQC);
qDQ.val[0] = vmulq_s16(qQ.val[0], qDQC.val[0]);
qDQ.val[1] = vmulq_s16(qQ.val[1], qDQC.val[1]);
vst2q_s16(DQ, qDQ);
return;
}
......@@ -175,7 +175,6 @@ VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/buildintrapredictorsmby_neon$(A
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/save_reg_neon$(ASM)
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/idct_dequant_full_2x_neon$(ASM)
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/idct_dequant_0_2x_neon$(ASM)
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/dequantizeb_neon$(ASM)
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/idct_blk_neon.c
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/variance_neon$(ASM)
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/vp8_subpixelvariance8x8_neon$(ASM)
......@@ -187,6 +186,7 @@ VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/bilinearpredict_neon.c
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/copymem_neon.c
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/dc_only_idct_add_neon.c
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/dequant_idct_neon.c
VP8_COMMON_SRCS-$(HAVE_NEON) += common/arm/neon/dequantizeb_neon.c
$(eval $(call rtcd_h_template,vp8_rtcd,vp8/common/rtcd_defs.sh))
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