ref: 7f8dd35329fcec4f32eba6f56ada69224e30f238
dir: /vp9/common/mips/dspr2/vp9_common_dspr2.h/
/*
* Copyright (c) 2013 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.
*/
#ifndef VP9_COMMON_MIPS_DSPR2_VP9_COMMON_DSPR2_H_
#define VP9_COMMON_MIPS_DSPR2_VP9_COMMON_DSPR2_H_
#include <assert.h>
#include "./vpx_config.h"
#include "vpx/vpx_integer.h"
#include "vpx_dsp/mips/common_dspr2.h"
#ifdef __cplusplus
extern "C" {
#endif
#if HAVE_DSPR2
extern uint8_t *vpx_ff_cropTbl;
#define DCT_CONST_ROUND_SHIFT_TWICE_COSPI_16_64(input) ({ \
\
int32_t tmp, out; \
int dct_cost_rounding = DCT_CONST_ROUNDING; \
int in = input; \
\
__asm__ __volatile__ ( \
/* out = dct_const_round_shift(input_dc * cospi_16_64); */ \
"mtlo %[dct_cost_rounding], $ac1 \n\t"\
"mthi $zero, $ac1 \n\t"\
"madd $ac1, %[in], %[cospi_16_64] \n\t"\
"extp %[tmp], $ac1, 31 \n\t"\
\
/* out = dct_const_round_shift(out * cospi_16_64); */ \
"mtlo %[dct_cost_rounding], $ac2 \n\t"\
"mthi $zero, $ac2 \n\t"\
"madd $ac2, %[tmp], %[cospi_16_64] \n\t"\
"extp %[out], $ac2, 31 \n\t"\
\
: [tmp] "=&r" (tmp), [out] "=r" (out) \
: [in] "r" (in), \
[dct_cost_rounding] "r" (dct_cost_rounding), \
[cospi_16_64] "r" (cospi_16_64) \
); \
out; })
void vp9_idct32_cols_add_blk_dspr2(int16_t *input, uint8_t *dest,
int dest_stride);
#endif // #if HAVE_DSPR2
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_COMMON_MIPS_DSPR2_VP9_COMMON_DSPR2_H_