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/*
* Copyright (c) 2022 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 VPX_VPX_DSP_LOONGARCH_TXFM_MACROS_LSX_H_
#define VPX_VPX_DSP_LOONGARCH_TXFM_MACROS_LSX_H_
#include "vpx_util/loongson_intrinsics.h"
#define DOTP_CONST_PAIR(reg0, reg1, cnst0, cnst1, out0, out1) \
do { \
__m128i s0_m, s1_m, s2_m, s3_m, s4_m, s5_m; \
__m128i k0_m, k1_m, k2_m, k3_m; \
\
k0_m = __lsx_vreplgr2vr_h(cnst0); \
k1_m = __lsx_vreplgr2vr_h(cnst1); \
k2_m = __lsx_vpackev_h(k1_m, k0_m); \
\
DUP2_ARG2(__lsx_vilvl_h, reg1, reg0, reg0, reg1, s5_m, s3_m); \
DUP2_ARG2(__lsx_vilvh_h, reg1, reg0, reg0, reg1, s4_m, s2_m); \
\
DUP2_ARG2(__lsx_vmulwev_w_h, s5_m, k0_m, s4_m, k0_m, s1_m, s0_m); \
k3_m = __lsx_vmulwod_w_h(s5_m, k1_m); \
s1_m = __lsx_vsub_w(s1_m, k3_m); \
k3_m = __lsx_vmulwod_w_h(s4_m, k1_m); \
s0_m = __lsx_vsub_w(s0_m, k3_m); \
\
out0 = __lsx_vssrarni_h_w(s0_m, s1_m, DCT_CONST_BITS); \
\
DUP2_ARG2(__lsx_vdp2_w_h, s3_m, k2_m, s2_m, k2_m, s1_m, s0_m); \
out1 = __lsx_vssrarni_h_w(s0_m, s1_m, DCT_CONST_BITS); \
} while (0)
#define DOT_SHIFT_RIGHT_PCK_H(in0, in1, in2, in3) \
do { \
__m128i tp0_m, tp1_m; \
\
DUP2_ARG2(__lsx_vdp2_w_h, in0, in2, in1, in2, tp1_m, tp0_m); \
in3 = __lsx_vssrarni_h_w(tp1_m, tp0_m, DCT_CONST_BITS); \
} while (0)
#endif // VPX_VPX_DSP_LOONGARCH_TXFM_MACROS_LSX_H_
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