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68 lines
1.9 KiB
C++
68 lines
1.9 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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#include "../../Globals.h"
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namespace MIPSAnalyst
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{
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void Analyze(u32 address);
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struct RegisterAnalysisResults
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{
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bool used;
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int firstRead;
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int lastRead;
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int firstWrite;
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int lastWrite;
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int firstReadAsAddr;
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int lastReadAsAddr;
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int readCount;
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int writeCount;
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int readAsAddrCount;
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bool usesVFPU;
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int TotalReadCount() {return readCount + readAsAddrCount;}
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int FirstRead() {return firstReadAsAddr < firstRead ? firstReadAsAddr : firstRead;}
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int LastRead() {return lastReadAsAddr > lastRead ? lastReadAsAddr : lastRead;}
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};
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struct AnalysisResults
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{
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int x;
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};
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bool IsRegisterUsed(u32 reg, u32 addr);
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void ScanForFunctions(u32 startAddr, u32 endAddr);
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void CompileLeafs();
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std::vector<int> GetInputRegs(u32 op);
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std::vector<int> GetOutputRegs(u32 op);
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int GetOutReg(u32 op);
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bool ReadsFromReg(u32 op, u32 reg);
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bool IsDelaySlotNice(u32 branch, u32 delayslot);
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bool IsDelaySlotNiceReg(u32 branchOp, u32 op, int reg1, int reg2 = 0);
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bool IsDelaySlotNiceVFPU(u32 branchOp, u32 op);
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bool IsDelaySlotNiceFPU(u32 branchOp, u32 op);
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bool IsSyscall(u32 op);
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void Shutdown();
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} // namespace MIPSAnalyst
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