mirror of
https://github.com/hrydgard/ppsspp.git
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127 lines
3.4 KiB
C++
127 lines
3.4 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 <string>
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#include <cstring>
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#include <cstdio>
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#include "Core/MIPS/MIPS.h"
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#include "Core/Debugger/DebugInterface.h"
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class MIPSDebugInterface : public DebugInterface
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{
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MIPSState *cpu;
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public:
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MIPSDebugInterface(MIPSState *_cpu) { cpu = _cpu; }
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int getInstructionSize(int instruction) override { return 4; }
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bool isAlive() override;
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bool isBreakpoint(unsigned int address) override;
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void setBreakpoint(unsigned int address) override;
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void clearBreakpoint(unsigned int address) override;
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void clearAllBreakpoints() override;
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void toggleBreakpoint(unsigned int address) override;
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unsigned int readMemory(unsigned int address) override;
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unsigned int getPC() override { return cpu->pc; }
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void setPC(unsigned int address) override { cpu->pc = address; }
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void step() override {}
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void runToBreakpoint() override;
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int getColor(unsigned int address) override;
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std::string getDescription(unsigned int address) override;
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bool initExpression(const char* exp, PostfixExpression& dest) override;
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bool parseExpression(PostfixExpression& exp, u32& dest) override;
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//overridden functions
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const char *GetName() override;
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u32 GetGPR32Value(int reg) override { return cpu->r[reg]; }
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u32 GetPC() override { return cpu->pc; }
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u32 GetLR() override { return cpu->r[MIPS_REG_RA]; }
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void DisAsm(u32 pc, char *out, size_t outSize) override;
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void SetPC(u32 _pc) override { cpu->pc = _pc; }
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const char *GetCategoryName(int cat) override {
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static const char *const names[3] = { "GPR", "FPU", "VFPU" };
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return names[cat];
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}
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int GetNumCategories() override { return 3; }
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int GetNumRegsInCategory(int cat) override {
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static int r[3] = { 32, 32, 128 };
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return r[cat];
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}
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std::string GetRegName(int cat, int index) override;
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void PrintRegValue(int cat, int index, char *out, size_t outSize) override {
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switch (cat) {
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case 0: snprintf(out, outSize, "%08X", cpu->r[index]); break;
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case 1: snprintf(out, outSize, "%f", cpu->f[index]); break;
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case 2: snprintf(out, outSize, "N/A"); break;
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}
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}
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u32 GetHi() override {
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return cpu->hi;
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}
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u32 GetLo() override {
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return cpu->lo;
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}
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void SetHi(u32 val) override {
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cpu->hi = val;
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}
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void SetLo(u32 val) override {
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cpu->lo = val;
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}
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u32 GetRegValue(int cat, int index) override {
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switch (cat) {
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case 0:
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return cpu->r[index];
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case 1:
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return cpu->fi[index];
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case 2:
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return cpu->vi[voffset[index]];
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default:
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return 0;
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}
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}
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void SetRegValue(int cat, int index, u32 value) override {
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switch (cat) {
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case 0:
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if (index != 0)
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cpu->r[index] = value;
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break;
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case 1:
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cpu->fi[index] = value;
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break;
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case 2:
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cpu->vi[voffset[index]] = value;
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break;
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default:
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break;
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}
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}
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};
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