ppsspp/Core/MIPS/MIPSVFPUUtils.h

69 lines
1.8 KiB
C

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#define _VD (op & 0x7F)
#define _VS ((op>>8) & 0x7F)
#define _VT ((op>>16) & 0x7F)
inline int Xpose(int v)
{
return v^0x20;
}
#define VFPU_FLOAT16_EXP_MAX 0x1f
#define VFPU_SH_FLOAT16_SIGN 15
#define VFPU_MASK_FLOAT16_SIGN 0x1
#define VFPU_SH_FLOAT16_EXP 10
#define VFPU_MASK_FLOAT16_EXP 0x1f
#define VFPU_SH_FLOAT16_FRAC 0
#define VFPU_MASK_FLOAT16_FRAC 0x3ff
enum VectorSize
{
V_Single,
V_Pair,
V_Triple,
V_Quad,
};
enum MatrixSize
{
M_2x2,
M_3x3,
M_4x4,
};
void ReadMatrix(float *rd, MatrixSize size, int reg);
void WriteMatrix(const float *rs, MatrixSize size, int reg);
void WriteVector(const float *rs, VectorSize N, int reg);
void ReadVector(float *rd, VectorSize N, int reg);
VectorSize GetVecSize(u32 op);
MatrixSize GetMtxSize(u32 op);
VectorSize GetHalfVectorSize(VectorSize sz);
int GetNumVectorElements(VectorSize sz);
int GetMatrixSide(MatrixSize sz);
const char *GetVectorNotation(int reg, VectorSize size);
const char *GetMatrixNotation(int reg, MatrixSize size);
float Float16ToFloat32(unsigned short l);