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VP9 common for ARMv8 by using NEON intrinsics 10

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Add vp9_idct32x32_1_add_neon.c
- vp9_idct32x32_1_add_neon

Change-Id: If9ffe9a857228f5c67f61dc2b428b40965816eda
Signed-off-by: James Yu <james.yu@linaro.org>
This commit is contained in:
James Yu
2014-01-30 15:26:31 +08:00
committed by Johann
parent 2772b45ac0
commit 030ca4d0e5
4 changed files with 164 additions and 3 deletions
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161
vp9/common/arm/neon/vp9_idct32x32_1_add_neon.c Normal file
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@@ -0,0 +1,161 @@
/*
* 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>
#include "vp9/common/vp9_idct.h"
static inline void LD_16x8(
uint8_t *d,
int d_stride,
uint8x16_t *q8u8,
uint8x16_t *q9u8,
uint8x16_t *q10u8,
uint8x16_t *q11u8,
uint8x16_t *q12u8,
uint8x16_t *q13u8,
uint8x16_t *q14u8,
uint8x16_t *q15u8) {
*q8u8 = vld1q_u8(d);
d += d_stride;
*q9u8 = vld1q_u8(d);
d += d_stride;
*q10u8 = vld1q_u8(d);
d += d_stride;
*q11u8 = vld1q_u8(d);
d += d_stride;
*q12u8 = vld1q_u8(d);
d += d_stride;
*q13u8 = vld1q_u8(d);
d += d_stride;
*q14u8 = vld1q_u8(d);
d += d_stride;
*q15u8 = vld1q_u8(d);
return;
}
static inline void ADD_DIFF_16x8(
uint8x16_t qdiffu8,
uint8x16_t *q8u8,
uint8x16_t *q9u8,
uint8x16_t *q10u8,
uint8x16_t *q11u8,
uint8x16_t *q12u8,
uint8x16_t *q13u8,
uint8x16_t *q14u8,
uint8x16_t *q15u8) {
*q8u8 = vqaddq_u8(*q8u8, qdiffu8);
*q9u8 = vqaddq_u8(*q9u8, qdiffu8);
*q10u8 = vqaddq_u8(*q10u8, qdiffu8);
*q11u8 = vqaddq_u8(*q11u8, qdiffu8);
*q12u8 = vqaddq_u8(*q12u8, qdiffu8);
*q13u8 = vqaddq_u8(*q13u8, qdiffu8);
*q14u8 = vqaddq_u8(*q14u8, qdiffu8);
*q15u8 = vqaddq_u8(*q15u8, qdiffu8);
return;
}
static inline void SUB_DIFF_16x8(
uint8x16_t qdiffu8,
uint8x16_t *q8u8,
uint8x16_t *q9u8,
uint8x16_t *q10u8,
uint8x16_t *q11u8,
uint8x16_t *q12u8,
uint8x16_t *q13u8,
uint8x16_t *q14u8,
uint8x16_t *q15u8) {
*q8u8 = vqsubq_u8(*q8u8, qdiffu8);
*q9u8 = vqsubq_u8(*q9u8, qdiffu8);
*q10u8 = vqsubq_u8(*q10u8, qdiffu8);
*q11u8 = vqsubq_u8(*q11u8, qdiffu8);
*q12u8 = vqsubq_u8(*q12u8, qdiffu8);
*q13u8 = vqsubq_u8(*q13u8, qdiffu8);
*q14u8 = vqsubq_u8(*q14u8, qdiffu8);
*q15u8 = vqsubq_u8(*q15u8, qdiffu8);
return;
}
static inline void ST_16x8(
uint8_t *d,
int d_stride,
uint8x16_t *q8u8,
uint8x16_t *q9u8,
uint8x16_t *q10u8,
uint8x16_t *q11u8,
uint8x16_t *q12u8,
uint8x16_t *q13u8,
uint8x16_t *q14u8,
uint8x16_t *q15u8) {
vst1q_u8(d, *q8u8);
d += d_stride;
vst1q_u8(d, *q9u8);
d += d_stride;
vst1q_u8(d, *q10u8);
d += d_stride;
vst1q_u8(d, *q11u8);
d += d_stride;
vst1q_u8(d, *q12u8);
d += d_stride;
vst1q_u8(d, *q13u8);
d += d_stride;
vst1q_u8(d, *q14u8);
d += d_stride;
vst1q_u8(d, *q15u8);
return;
}
void vp9_idct32x32_1_add_neon(
int16_t *input,
uint8_t *dest,
int dest_stride) {
uint8x16_t q0u8, q8u8, q9u8, q10u8, q11u8, q12u8, q13u8, q14u8, q15u8;
int i, j, dest_stride8;
uint8_t *d;
int16_t a1, cospi_16_64 = 11585;
int16_t out = dct_const_round_shift(input[0] * cospi_16_64);
out = dct_const_round_shift(out * cospi_16_64);
a1 = ROUND_POWER_OF_TWO(out, 6);
dest_stride8 = dest_stride * 8;
if (a1 >= 0) { // diff_positive_32_32
a1 = a1 < 0 ? 0 : a1 > 255 ? 255 : a1;
q0u8 = vdupq_n_u8(a1);
for (i = 0; i < 2; i++, dest += 16) { // diff_positive_32_32_loop
d = dest;
for (j = 0; j < 4; j++) {
LD_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8,
&q12u8, &q13u8, &q14u8, &q15u8);
ADD_DIFF_16x8(q0u8, &q8u8, &q9u8, &q10u8, &q11u8,
&q12u8, &q13u8, &q14u8, &q15u8);
ST_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8,
&q12u8, &q13u8, &q14u8, &q15u8);
d += dest_stride8;
}
}
} else { // diff_negative_32_32
a1 = -a1;
a1 = a1 < 0 ? 0 : a1 > 255 ? 255 : a1;
q0u8 = vdupq_n_u8(a1);
for (i = 0; i < 2; i++, dest += 16) { // diff_negative_32_32_loop
d = dest;
for (j = 0; j < 4; j++) {
LD_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8,
&q12u8, &q13u8, &q14u8, &q15u8);
SUB_DIFF_16x8(q0u8, &q8u8, &q9u8, &q10u8, &q11u8,
&q12u8, &q13u8, &q14u8, &q15u8);
ST_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8,
&q12u8, &q13u8, &q14u8, &q15u8);
d += dest_stride8;
}
}
}
return;
}

0
vp9/common/arm/neon/vp9_idct32x32_1_add_neon.asm → vp9/common/arm/neon/vp9_idct32x32_1_add_neon_asm.asm
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3
vp9/common/vp9_rtcd_defs.pl
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@@ -460,8 +460,7 @@ if (vpx_config("CONFIG_VP9_HIGHBITDEPTH") eq "yes") {
$vp9_idct32x32_34_add_neon_asm=vp9_idct32x32_1024_add_neon;
add_proto qw/void vp9_idct32x32_1_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride";
specialize qw/vp9_idct32x32_1_add sse2 neon_asm dspr2/;
$vp9_idct32x32_1_add_neon_asm=vp9_idct32x32_1_add_neon;
specialize qw/vp9_idct32x32_1_add sse2 neon dspr2/;
add_proto qw/void vp9_iht4x4_16_add/, "const tran_low_t *input, uint8_t *dest, int dest_stride, int tx_type";
specialize qw/vp9_iht4x4_16_add sse2 neon_asm dspr2/;

3
vp9/vp9_common.mk
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@@ -138,7 +138,6 @@ VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_idct4x4_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_idct8x8_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_idct16x16_1_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_idct16x16_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_idct32x32_1_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_idct32x32_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_iht4x4_add_neon$(ASM)
VP9_COMMON_SRCS-$(HAVE_NEON_ASM) += common/arm/neon/vp9_iht8x8_add_neon$(ASM)
@@ -154,6 +153,7 @@ VP9_COMMON_SRCS-yes += common/arm/neon/vp9_convolve8_avg_neon_asm$(ASM)
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_convolve8_neon_asm$(ASM)
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_convolve_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_copy_neon_asm$(ASM)
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_idct32x32_1_add_neon_asm$(ASM)
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_idct4x4_1_add_neon_asm$(ASM)
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_idct8x8_1_add_neon_asm$(ASM)
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_loopfilter_neon_asm$(ASM)
@@ -165,6 +165,7 @@ VP9_COMMON_SRCS-yes += common/arm/neon/vp9_convolve8_avg_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_convolve8_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_convolve_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_copy_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_idct32x32_1_add_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_idct4x4_1_add_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_idct8x8_1_add_neon.c
VP9_COMMON_SRCS-yes += common/arm/neon/vp9_loopfilter_neon.c