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Diffstat (limited to 'src/core/arm/interpreter/arm_interpreter.cpp')
-rw-r--r--src/core/arm/interpreter/arm_interpreter.cpp93
1 files changed, 38 insertions, 55 deletions
diff --git a/src/core/arm/interpreter/arm_interpreter.cpp b/src/core/arm/interpreter/arm_interpreter.cpp
index a74aa26c..81f38f01 100644
--- a/src/core/arm/interpreter/arm_interpreter.cpp
+++ b/src/core/arm/interpreter/arm_interpreter.cpp
@@ -1,26 +1,6 @@
-/**
- * Copyright (C) 2013 Citrus Emulator
- *
- * @file arm_interpreter.h
- * @author bunnei
- * @date 2014-04-04
- * @brief ARM interface instance for SkyEye interprerer
- *
- * @section LICENSE
- * 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; either version 2 of
- * the License, or (at your option) any later version.
- *
- * 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 for more details at
- * http://www.gnu.org/copyleft/gpl.html
- *
- * Official project repository can be found at:
- * http://code.google.com/p/gekko-gc-emu/
- */
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
#include "arm_interpreter.h"
@@ -29,58 +9,61 @@ const static cpu_config_t s_arm11_cpu_info = {
};
ARM_Interpreter::ARM_Interpreter() {
-
- state = new ARMul_State;
+ m_state = new ARMul_State;
ARMul_EmulateInit();
- ARMul_NewState(state);
+ ARMul_NewState(m_state);
- state->abort_model = 0;
- state->cpu = (cpu_config_t*)&s_arm11_cpu_info;
- state->bigendSig = LOW;
+ m_state->abort_model = 0;
+ m_state->cpu = (cpu_config_t*)&s_arm11_cpu_info;
+ m_state->bigendSig = LOW;
- ARMul_SelectProcessor(state, ARM_v6_Prop | ARM_v5_Prop | ARM_v5e_Prop);
- state->lateabtSig = LOW;
- mmu_init(state);
+ ARMul_SelectProcessor(m_state, ARM_v6_Prop | ARM_v5_Prop | ARM_v5e_Prop);
+ m_state->lateabtSig = LOW;
+ mmu_init(m_state);
// Reset the core to initial state
- ARMul_Reset(state);
- state->NextInstr = 0;
- state->Emulate = 3;
+ ARMul_Reset(m_state);
+ m_state->NextInstr = 0;
+ m_state->Emulate = 3;
- state->pc = state->Reg[15] = 0x00000000;
- state->Reg[13] = 0x10000000; // Set stack pointer to the top of the stack
+ m_state->pc = m_state->Reg[15] = 0x00000000;
+ m_state->Reg[13] = 0x10000000; // Set stack pointer to the top of the stack
}
void ARM_Interpreter::SetPC(u32 pc) {
- state->pc = state->Reg[15] = pc;
+ m_state->pc = m_state->Reg[15] = pc;
+}
+
+u32 ARM_Interpreter::GetPC() const {
+ return m_state->pc;
}
-u32 ARM_Interpreter::PC() {
- return state->pc;
+u32 ARM_Interpreter::GetReg(int index) const {
+ return m_state->Reg[index];
}
-u32 ARM_Interpreter::Reg(int index){
- return state->Reg[index];
+u32 ARM_Interpreter::GetCPSR() const {
+ return m_state->Cpsr;
}
-u32 ARM_Interpreter::CPSR() {
- return state->Cpsr;
+u64 ARM_Interpreter::GetTicks() const {
+ return ARMul_Time(m_state);
}
ARM_Interpreter::~ARM_Interpreter() {
- delete state;
+ delete m_state;
}
void ARM_Interpreter::ExecuteInstruction() {
- state->step++;
- state->cycle++;
- state->EndCondition = 0;
- state->stop_simulator = 0;
- state->NextInstr = RESUME;
- state->last_pc = state->Reg[15];
- state->Reg[15] = ARMul_DoInstr(state);
- state->Cpsr = ((state->Cpsr & 0x0fffffdf) | (state->NFlag << 31) | (state->ZFlag << 30) |
- (state->CFlag << 29) | (state->VFlag << 28) | (state->TFlag << 5));
- FLUSHPIPE;
+ m_state->step++;
+ m_state->cycle++;
+ m_state->EndCondition = 0;
+ m_state->stop_simulator = 0;
+ m_state->NextInstr = RESUME;
+ m_state->last_pc = m_state->Reg[15];
+ m_state->Reg[15] = ARMul_DoInstr(m_state);
+ m_state->Cpsr = ((m_state->Cpsr & 0x0fffffdf) | (m_state->NFlag << 31) | (m_state->ZFlag << 30) |
+ (m_state->CFlag << 29) | (m_state->VFlag << 28) | (m_state->TFlag << 5));
+ m_state->NextInstr |= PRIMEPIPE; // Flush pipe
}