From d0674cc98bfa5729168274cde62a4e69343f8524 Mon Sep 17 00:00:00 2001 From: bunnei Date: Tue, 8 Apr 2014 20:38:33 -0400 Subject: fixed licensing and updated code style naming for arm_interface/arm_interpreter frontend module --- src/core/arm/arm_interface.h | 20 +++--- src/core/arm/interpreter/arm_interpreter.cpp | 93 ++++++++++++---------------- src/core/arm/interpreter/arm_interpreter.h | 38 +++--------- 3 files changed, 57 insertions(+), 94 deletions(-) (limited to 'src/core') diff --git a/src/core/arm/arm_interface.h b/src/core/arm/arm_interface.h index e5df2d97..dafde836 100644 --- a/src/core/arm/arm_interface.h +++ b/src/core/arm/arm_interface.h @@ -11,7 +11,7 @@ class ARM_Interface { public: ARM_Interface() { - num_instructions_ = 0; + m_num_instructions = 0; } ~ARM_Interface() { @@ -20,7 +20,7 @@ public: /// Step CPU by one instruction void Step() { ExecuteInstruction(); - num_instructions_++; + m_num_instructions++; } /** @@ -33,36 +33,38 @@ public: * Get the current Program Counter * @return Returns current PC */ - virtual u32 PC() = 0; + virtual u32 GetPC() const = 0; /** * Get an ARM register * @param index Register index (0-15) * @return Returns the value in the register */ - virtual u32 Reg(int index) = 0; + virtual u32 GetReg(int index) const = 0; /** * Get the current CPSR register * @return Returns the value of the CPSR register */ - virtual u32 CPSR() = 0; + virtual u32 GetCPSR() const = 0; /** * Returns the number of clock ticks since the last rese * @return Returns number of clock ticks */ - virtual u64 GetTicks() = 0; + virtual u64 GetTicks() const = 0; - /// Getter for num_instructions_ - u64 num_instructions() { return num_instructions_; } + /// Getter for m_num_instructions + u64 GetNumInstructions() { + return m_num_instructions; + } private: /// Execture next instruction virtual void ExecuteInstruction() = 0; - u64 num_instructions_; ///< Number of instructions executed + u64 m_num_instructions; ///< Number of instructions executed DISALLOW_COPY_AND_ASSIGN(ARM_Interface); }; 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 } diff --git a/src/core/arm/interpreter/arm_interpreter.h b/src/core/arm/interpreter/arm_interpreter.h index 03b781c6..932046d9 100644 --- a/src/core/arm/interpreter/arm_interpreter.h +++ b/src/core/arm/interpreter/arm_interpreter.h @@ -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. #pragma once @@ -39,18 +19,16 @@ public: void SetPC(u32 pc); - u32 PC(); + u32 GetPC() const; - u32 Reg(int index); + u32 GetReg(int index) const; - u32 CPSR(); + u32 GetCPSR() const; - u64 GetTicks() { - return ARMul_Time(state); - } + u64 GetTicks() const; private: - ARMul_State* state; + ARMul_State* m_state; DISALLOW_COPY_AND_ASSIGN(ARM_Interpreter); }; -- cgit v1.2.3