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78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#define _VD (op & 0x7F)
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#define _VS ((op>>8) & 0x7F)
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#define _VT ((op>>16) & 0x7F)
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inline int Xpose(int v)
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{
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return v^0x20;
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}
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#define VFPU_FLOAT16_EXP_MAX 0x1f
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#define VFPU_SH_FLOAT16_SIGN 15
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#define VFPU_MASK_FLOAT16_SIGN 0x1
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#define VFPU_SH_FLOAT16_EXP 10
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#define VFPU_MASK_FLOAT16_EXP 0x1f
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#define VFPU_SH_FLOAT16_FRAC 0
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#define VFPU_MASK_FLOAT16_FRAC 0x3ff
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enum VectorSize
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{
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V_Single,
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V_Pair,
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V_Triple,
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V_Quad,
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};
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enum MatrixSize
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{
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M_2x2,
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M_3x3,
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M_4x4,
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};
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void ReadMatrix(float *rd, MatrixSize size, int reg);
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void WriteMatrix(const float *rs, MatrixSize size, int reg);
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void WriteVector(const float *rs, VectorSize N, int reg);
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void ReadVector(float *rd, VectorSize N, int reg);
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void GetVectorRegs(u8 regs[4], VectorSize N, int vectorReg);
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void GetMatrixRegs(u8 regs[16], MatrixSize N, int matrixReg);
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// Returns a number from 0-7, good for checking overlap for 4x4 matrices.
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inline int GetMtx(int matrixReg) {
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return (matrixReg >> 2) & 7;
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}
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VectorSize GetVecSize(MIPSOpcode op);
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MatrixSize GetMtxSize(MIPSOpcode op);
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VectorSize GetHalfVectorSize(VectorSize sz);
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VectorSize GetDoubleVectorSize(VectorSize sz);
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int GetNumVectorElements(VectorSize sz);
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int GetMatrixSide(MatrixSize sz);
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const char *GetVectorNotation(int reg, VectorSize size);
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const char *GetMatrixNotation(int reg, MatrixSize size);
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float Float16ToFloat32(unsigned short l);
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