Initial commit

This commit is contained in:
Felipe Lima 2015-06-09 10:21:49 -07:00
commit 1678927978
41 changed files with 1179 additions and 0 deletions

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.gitignore vendored Normal file
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# ant
bin
build
gen
out
lib
# intellij
.idea
*.iml
# eclipse
.classpath
.project
.settings
.DS_Store
local.properties
.gradle

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/build

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app/build.gradle Normal file
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apply plugin: 'com.android.application'
apply plugin: 'kotlin-android'
android {
compileSdkVersion 22
buildToolsVersion "21.1.2"
defaultConfig {
applicationId "android.emu6502"
minSdkVersion 16
targetSdkVersion 22
versionCode 1
versionName "1.0"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
sourceSets {
main.java.srcDirs += 'src/main/kotlin'
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.android.support:design:22.2.0'
compile 'com.android.support:appcompat-v7:22.2.0'
compile 'com.android.support:cardview-v7:22.2.0'
compile 'org.jetbrains.kotlin:kotlin-stdlib:0.12.213'
compile "org.jetbrains.kotlin:kotlin-android-sdk-annotations:0.12.213"
compile "org.jetbrains.kotlin:kotlin-reflect:0.12.213"
compile 'com.jakewharton:kotterknife:0.1.0-SNAPSHOT'
compile 'com.facebook.stetho:stetho:1.1.1'
}

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app/proguard-rules.pro vendored Normal file
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# Add project specific ProGuard rules here.
# By default, the flags in this file are appended to flags specified
# in /Users/felipe_lima/Library/Android/sdk/tools/proguard/proguard-android.txt
# You can edit the include path and order by changing the proguardFiles
# directive in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# Add any project specific keep options here:
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}

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package felipecsl.com.emu6502;
import android.app.Application;
import android.test.ApplicationTestCase;
/**
* <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
*/
public class ApplicationTest extends ApplicationTestCase<Application> {
public ApplicationTest() {
super(Application.class);
}
}

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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="android.emu6502" >
<application
android:allowBackup="true"
android:name=".Emu6502Application"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:theme="@style/AppTheme" >
<activity
android:name=".app.MainActivity"
android:label="@string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>

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package android.emu6502;
import android.app.Application;
import com.facebook.stetho.Stetho;
public class Emu6502Application extends Application {
@Override public void onCreate() {
super.onCreate();
Stetho.initialize(
Stetho.newInitializerBuilder(this)
.enableWebKitInspector(Stetho.defaultInspectorModulesProvider(this))
.build());
}
}

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package android.emu6502
import android.emu6502.instructions.Instruction
import android.emu6502.instructions.Opcodes
import java.util.regex.Pattern
class Assembler(private var labels: Labels,
private var memory: Memory,
private var symbols: Symbols) {
private var defaultCodePC = 0
private var codeLen = 0
private var codeAssembledOK = false
private var BOOTSTRAP_ADDRESS = 0x600
fun assembleCode(lines: Array<String>): Boolean {
lines.forEach { line ->
if (!assembleLine(line)) {
return false
}
}
return true
}
private fun assembleLine(line: String): Boolean {
var input = line
var command: String
var param: String
var addr: Int
// Find command or label
if (input.matches("^\\w+:".toRegex())) {
if (line.matches("^\\w+:[\\s]*\\w+.*$".toRegex())) {
input = input.replace("^\\w+:[\\s]*(.*)$".toRegex(), "$1")
command = input.replace("^(\\w+).*$".toRegex(), "$1")
} else {
command = ""
}
} else {
command = input.replace("^(\\w+).*$".toRegex(), "$1")
}
// Nothing to do for blank lines
if (command.equals("")) {
return true
}
command = command.toUpperCase()
if (input.matches("^\\*\\s*=\\s*\$?[0-9a-f]*$".toRegex())) {
// equ spotted
param = input.replace("^\\s*\\*\\s*=\\s*".toRegex(), "")
if (param[0].equals("$")) {
param = param.replace("^\$".toRegex(), "")
addr = Integer.parseInt(param, 16)
} else {
addr = Integer.parseInt(param, 10)
}
if ((addr < 0) || (addr > 0xffff)) {
throw IllegalStateException("Unable to relocate code outside 64k memory")
}
defaultCodePC = addr
return true
}
if (input.matches("^\\w+\\s+.*?$".toRegex())) {
param = input.replace("^\\w+\\s+(.*?)".toRegex(), "$1")
} else if (input.matches("^\\w+$".toRegex())) {
param = ""
} else {
return false
}
param = param.replace("[ ]".toRegex(), "")
if (command === "DCB") {
return DCB(param)
}
val opcode = Opcodes.MAP.get(Instruction.valueOf(command))
if (opcode != null) {
if (checkImmediate(param, opcode[0])) {
return true
}
if (checkZeroPage(param, opcode[1])) {
return true
}
if (checkZeroPageX(param, opcode[2])) {
return true
}
if (checkZeroPageY(param, opcode[3])) {
return true
}
if (checkAbsolute(param, opcode[4])) {
return true
}
if (checkAbsoluteX(param, opcode[5])) {
return true
}
if (checkAbsoluteY(param, opcode[6])) {
return true
}
if (checkIndirect(param, opcode[7])) {
return true
}
if (checkIndirectX(param, opcode[8])) {
return true
}
if (checkIndirectY(param, opcode[9])) {
return true
}
if (checkSingle(param, opcode[10])) {
return true
}
if (checkBranch(param, opcode[11])) {
return true
}
}
return false
}
private fun DCB(param: String): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkBranch(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkAbsolute(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkIndirectY(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkIndirectX(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkIndirect(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkAbsoluteY(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkAbsoluteX(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkZeroPageY(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkZeroPageX(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkZeroPage(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
private fun checkImmediate(param: String, opcode: Int): Boolean {
val pattern = Pattern.compile("^#([\\w\$]+)$")
val matcher = pattern.matcher(param)
if (matcher.find()) {
var operand = tryParseByteOperand(matcher.group(1))
if (operand >= 0) {
pushByte(opcode)
pushByte(operand)
return true
}
}
// Label lo/hi
if (param.matches("^#[<>]\\w+$".toRegex())) {
var label = param.replace("^#[<>](\\w+)$".toRegex(), "$1")
var hilo = param.replace("^#([<>]).*$".toRegex(), "$1")
pushByte(opcode)
if (labels.find(label)) {
var addr = labels.getPC(label)
when (hilo) {
">" -> {
pushByte(addr.shr(8).and(0xFF))
}
"<" -> {
pushByte(addr.and(0xFF))
}
else -> return false
}
} else {
pushByte(0x00)
return true
}
}
return false
}
// Try to parse the given parameter as a byte operand.
// Returns the (positive) value if successful, otherwise -1
private fun tryParseByteOperand(param: String): Int {
var value: Int = 0
var parameter = param;
if (parameter.matches("^\\w+$".toRegex())) {
var lookupVal = symbols.lookup(parameter) // Substitute symbol by actual value, then proceed
if (lookupVal != null) {
parameter = lookupVal
}
}
// Is it a hexadecimal operand?
var pattern = Pattern.compile("^\$([0-9a-f]{1,2})$")
var matcher = pattern.matcher(parameter)
if (matcher.find()) {
value = Integer.parseInt(matcher.group(1), 16)
} else {
// Is it a decimal operand?
pattern = Pattern.compile("^([0-9]{1,3})$")
matcher = pattern.matcher(parameter)
if (matcher.find()) {
value = Integer.parseInt(matcher.group(1), 10)
}
}
// Validate range
if (value >= 0 && value <= 0xff) {
return value
}
return -1
}
private fun pushByte(value: Int) {
memory.set(defaultCodePC, value.and(0xFF))
defaultCodePC++
codeLen++
}
private fun checkSingle(param: String, opcode: Int): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
}

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package android.emu6502
import android.emu6502.instructions.BaseInstruction
import android.emu6502.instructions.ORA
import java.util.HashMap
import kotlin.reflect.KMemberFunction0
class CPU(private val memory: Memory) {
// Accumulator
private var A: Byte = 0
// Registers
private var X: Byte = 0
private var Y: Byte = 0
// Program counter
private var PC = 0x600
// Stack pointer
private var SP = 0xFF
private var flags: Byte = 0
private var isRunning = false
private var debug = false
private var monitoring = false
private val instructionList: HashMap<Int, KMemberFunction0<BaseInstruction, Unit>> = HashMap()
fun execute() {
setRandomByte()
executeNextInstruction()
if (PC == 0 || !isRunning) {
stop()
// message("Program end at PC=$" + addr2hex(regPC - 1))
// ui.stop()
}
}
private fun stop() {
isRunning = false
}
private fun executeNextInstruction() {
val instruction = Integer.valueOf(popByte().toInt().toString(), 16)
val function = instructionList.get(instruction)
ORA(instructionList).function()
// else {
// instructions.ierr()
// }
}
private fun popByte(): Byte {
return memory.get((PC++).and(0xff));
}
private fun setRandomByte() {
memory.set(0xfe, Math.floor(Math.random() * 256).toInt())
}
}

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package android.emu6502
class Labels {
fun getPC(label: String): Int {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
fun find(label: String): Boolean {
throw UnsupportedOperationException(
"not implemented") //To change body of created functions use File | Settings | File Templates.
}
}

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package android.emu6502
class Memory {
private val mem = ByteArray(65536)
public fun get(addr: Int): Byte {
return mem[addr]
}
public fun set(addr: Int, value: Int) {
mem[addr] = value.toByte()
}
}

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package android.emu6502
class Symbols {
private val table: Map<String, String> = emptyMap()
fun lookup(key: String): String? {
return null
}
fun add(key: String, value: String) {
}
}

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package android.emu6502.app
import android.emu6502.R
import android.os.Bundle
import android.support.design.widget.FloatingActionButton
import android.support.v7.app.ActionBar
import android.support.v7.app.AppCompatActivity
import android.support.v7.widget.Toolbar
import android.view.Menu
import android.view.MenuItem
import android.widget.TextView
import butterknife.bindView
public class MainActivity : AppCompatActivity() {
val toolbar: Toolbar by bindView(R.id.toolbar)
val txtA: TextView by bindView(R.id.A)
val txtX: TextView by bindView(R.id.X)
val txtY: TextView by bindView(R.id.Y)
val txtSP: TextView by bindView(R.id.SP)
val txtPC: TextView by bindView(R.id.PC)
val txtFlags: TextView by bindView(R.id.PC)
val fab: FloatingActionButton by bindView(R.id.fab)
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
setSupportActionBar(toolbar)
var ab: ActionBar = getSupportActionBar()
ab.setDisplayHomeAsUpEnabled(true)
}
override fun onCreateOptionsMenu(menu: Menu?): Boolean {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.menu_main, menu)
return true
}
override fun onOptionsItemSelected(item: MenuItem?): Boolean {
// Handle action bar item clicks here. The action bar will
// automatically handle clicks on the Home/Up button, so long
// as you specify a parent activity in AndroidManifest.xml.
val id = item!!.getItemId()
//noinspection SimplifiableIfStatement
if (id == R.id.action_settings) {
return true
}
return super.onOptionsItemSelected(item)
}
}

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package android.emu6502.instructions
enum class AddressingMode {
IMMEDIATE, ZERO_PAGE, ZERO_PAGE_X, ABSOLUTE, ABSOLUTE_X, ABSOLUTE_Y, INDIRECT_X, INDIRECT_Y
}

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package android.emu6502.instructions
import java.util.HashMap
open class BaseInstruction(private val instruction: Instruction,
private val instructionList: HashMap<Int, kotlin.reflect.KMemberFunction0<BaseInstruction, Unit>>) {
init {
val opcodes: IntArray = Opcodes.MAP[instruction] as IntArray
val methods = arrayOf(::immediate, ::zeroPage, ::zeroPageX, ::zeroPageY, ::absolute,
::absoluteX, ::absoluteY, ::indirect, ::indirectX, ::indirectY, ::single, ::branch)
opcodes.forEachIndexed { i, opcode ->
if (opcode != 0xff) {
instructionList.put(opcodes[i], methods[i])
}
}
}
fun immediate() {
}
fun zeroPage() {
}
fun zeroPageX() {
}
fun zeroPageY() {
}
fun absolute() {
}
fun absoluteX() {
}
fun absoluteY() {
}
fun indirect() {
}
fun indirectX() {
}
fun indirectY() {
}
fun single() {
}
fun branch() {
}
}

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package android.emu6502.instructions
enum class Instruction {
ADC, AND, ASL, BIT, BPL, BMI, BVC, BVS, BCC, BCS, BNE, BEQ, BRK, CMP, CPX, CPY, DEC, EOR, CLC,
SEC, CLI, SEI, CLV, CLD, SED, INC, JMP, JSR, LDA, LDX, LDY, LSR, NOP, ORA, TAX, TXA, DEX, INX,
TAY, TYA, DEY, INY, ROR, ROL, RTI, RTS, SBC, STA, TXS, TSX, PHA, PLA, PHP, PLP, STX, STY, XXX
}

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package android.emu6502.instructions
import java.util.HashMap
/** bitwise OR with Accumulator */
class ORA(instructionList: HashMap<Int, kotlin.reflect.KMemberFunction0<BaseInstruction, Unit>>)
: BaseInstruction(Instruction.ORA, instructionList) {
}

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package android.emu6502.instructions
final class Opcodes {
companion object {
public val MAP: Map<Instruction, IntArray> = hashMapOf(
/* Name, Imm, ZP, ZPX, ZPY, ABS, ABSX, ABSY, IND, INDX, INDY, SNGL, BRA */
Pair(Instruction.ADC, intArrayOf(0x69, 0x65, 0x75, 0xff, 0x6d, 0x7d, 0x79, 0xff, 0x61, 0x71, 0xff, 0xff)),
Pair(Instruction.AND, intArrayOf(0x29, 0x25, 0x35, 0xff, 0x2d, 0x3d, 0x39, 0xff, 0x21, 0x31, 0xff, 0xff)),
Pair(Instruction.ASL, intArrayOf(0xff, 0x06, 0x16, 0xff, 0x0e, 0x1e, 0xff, 0xff, 0xff, 0xff, 0x0a, 0xff)),
Pair(Instruction.BIT, intArrayOf(0xff, 0x24, 0xff, 0xff, 0x2c, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.BPL, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x10)),
Pair(Instruction.BMI, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x30)),
Pair(Instruction.BVC, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x50)),
Pair(Instruction.BVS, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x70)),
Pair(Instruction.BCC, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x90)),
Pair(Instruction.BCS, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xb0)),
Pair(Instruction.BNE, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xd0)),
Pair(Instruction.BEQ, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf0)),
Pair(Instruction.BRK, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0xff)),
Pair(Instruction.CMP, intArrayOf(0xc9, 0xc5, 0xd5, 0xff, 0xcd, 0xdd, 0xd9, 0xff, 0xc1, 0xd1, 0xff, 0xff)),
Pair(Instruction.CPX, intArrayOf(0xe0, 0xe4, 0xff, 0xff, 0xec, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.CPY, intArrayOf(0xc0, 0xc4, 0xff, 0xff, 0xcc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.DEC, intArrayOf(0xff, 0xc6, 0xd6, 0xff, 0xce, 0xde, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.EOR, intArrayOf(0x49, 0x45, 0x55, 0xff, 0x4d, 0x5d, 0x59, 0xff, 0x41, 0x51, 0xff, 0xff)),
Pair(Instruction.CLC, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x18, 0xff)),
Pair(Instruction.SEC, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x38, 0xff)),
Pair(Instruction.CLI, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x58, 0xff)),
Pair(Instruction.SEI, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x78, 0xff)),
Pair(Instruction.CLV, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xb8, 0xff)),
Pair(Instruction.CLD, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xd8, 0xff)),
Pair(Instruction.SED, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xf8, 0xff)),
Pair(Instruction.INC, intArrayOf(0xff, 0xe6, 0xf6, 0xff, 0xee, 0xfe, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.JMP, intArrayOf(0xff, 0xff, 0xff, 0xff, 0x4c, 0xff, 0xff, 0x6c, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.JSR, intArrayOf(0xff, 0xff, 0xff, 0xff, 0x20, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.LDA, intArrayOf(0xa9, 0xa5, 0xb5, 0xff, 0xad, 0xbd, 0xb9, 0xff, 0xa1, 0xb1, 0xff, 0xff)),
Pair(Instruction.LDX, intArrayOf(0xa2, 0xa6, 0xff, 0xb6, 0xae, 0xff, 0xbe, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.LDY, intArrayOf(0xa0, 0xa4, 0xb4, 0xff, 0xac, 0xbc, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.LSR, intArrayOf(0xff, 0x46, 0x56, 0xff, 0x4e, 0x5e, 0xff, 0xff, 0xff, 0xff, 0x4a, 0xff)),
Pair(Instruction.NOP, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xea, 0xff)),
Pair(Instruction.ORA, intArrayOf(0x09, 0x05, 0x15, 0xff, 0x0d, 0x1d, 0x19, 0xff, 0x01, 0x11, 0xff, 0xff)),
Pair(Instruction.TAX, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xaa, 0xff)),
Pair(Instruction.TXA, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x8a, 0xff)),
Pair(Instruction.DEX, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xca, 0xff)),
Pair(Instruction.INX, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xe8, 0xff)),
Pair(Instruction.TAY, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xa8, 0xff)),
Pair(Instruction.TYA, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x98, 0xff)),
Pair(Instruction.DEY, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x88, 0xff)),
Pair(Instruction.INY, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc8, 0xff)),
Pair(Instruction.ROR, intArrayOf(0xff, 0x66, 0x76, 0xff, 0x6e, 0x7e, 0xff, 0xff, 0xff, 0xff, 0x6a, 0xff)),
Pair(Instruction.ROL, intArrayOf(0xff, 0x26, 0x36, 0xff, 0x2e, 0x3e, 0xff, 0xff, 0xff, 0xff, 0x2a, 0xff)),
Pair(Instruction.RTI, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x40, 0xff)),
Pair(Instruction.RTS, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x60, 0xff)),
Pair(Instruction.SBC, intArrayOf(0xe9, 0xe5, 0xf5, 0xff, 0xed, 0xfd, 0xf9, 0xff, 0xe1, 0xf1, 0xff, 0xff)),
Pair(Instruction.STA, intArrayOf(0xff, 0x85, 0x95, 0xff, 0x8d, 0x9d, 0x99, 0xff, 0x81, 0x91, 0xff, 0xff)),
Pair(Instruction.TXS, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x9a, 0xff)),
Pair(Instruction.TSX, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xba, 0xff)),
Pair(Instruction.PHA, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x48, 0xff)),
Pair(Instruction.PLA, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x68, 0xff)),
Pair(Instruction.PHP, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x08, 0xff)),
Pair(Instruction.PLP, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x28, 0xff)),
Pair(Instruction.STX, intArrayOf(0xff, 0x86, 0xff, 0x96, 0x8e, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.STY, intArrayOf(0xff, 0x84, 0x94, 0xff, 0x8c, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff)),
Pair(Instruction.XXX, intArrayOf(0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff))
);
}
}

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<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto"
tools:context="emu6502.app.MainActivity">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<android.support.design.widget.AppBarLayout
android:id="@+id/appbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
<include layout="@layout/toolbar" />
</android.support.design.widget.AppBarLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<android.support.v7.widget.CardView
android:layout_width="match_parent"
android:layout_height="400dp"
android:layout_margin="@dimen/card_margin">
<EditText
android:id="@+id/txtInstructions"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:text="LDA #$80\nSTA $01\nADC $01"
android:fontFamily="monospace"
android:textSize="14sp"
android:gravity="top" />
</android.support.v7.widget.CardView>
<LinearLayout
style="?android:attr/buttonBarStyle"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<Button
android:id="@+id/btnReset"
style="?android:attr/buttonBarButtonStyle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Reset" />
</LinearLayout>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="vertical"
android:padding="20dp">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_marginBottom="20dp">
<TextView
android:id="@+id/A"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:fontFamily="monospace"
android:text="A=$00" />
<TextView
android:id="@+id/X"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:fontFamily="monospace"
android:text="X=$00" />
<TextView
android:id="@+id/Y"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:fontFamily="monospace"
android:text="Y=$00" />
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_marginBottom="20dp">
<TextView
android:id="@+id/SP"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:fontFamily="monospace"
android:text="SP=$ff" />
<TextView
android:id="@+id/PC"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginRight="5dp"
android:fontFamily="monospace"
android:text="PC=$0600"/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:layout_marginBottom="20dp">
<TextView
android:id="@+id/flags"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:fontFamily="monospace"
android:text="00110000" />
</LinearLayout>
</LinearLayout>
</LinearLayout>
</LinearLayout>
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="end|bottom"
android:layout_margin="@dimen/fab_margin"
android:src="@drawable/ic_play_arrow_white_48dp"
app:elevation="3dp" />
</android.support.design.widget.CoordinatorLayout>

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<android.support.v7.widget.Toolbar
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/toolbar"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:minHeight="?attr/actionBarSize"
android:background="?attr/colorPrimary"
android:elevation="5dp"/>

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<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools" tools:context="emu6502.app.MainActivity">
<item android:id="@+id/action_settings" android:title="@string/action_settings"
android:orderInCategory="100" app:showAsAction="never" />
</menu>

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<resources>
<!-- Example customization of dimensions originally defined in res/values/dimens.xml
(such as screen margins) for screens with more than 820dp of available width. This
would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
<dimen name="activity_horizontal_margin">64dp</dimen>
</resources>

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<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="primary">#4A90E2</color>
<color name="primaryDark">#ff274b76</color>
<color name="accent">#e395000a</color>
<color name="light_gray">#cccccc</color>
<color name="lightest_gray">#dddddd</color>
<color name="black_translucid">#20000000</color>
</resources>

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<resources>
<!-- Default screen margins, per the Android Design guidelines. -->
<dimen name="activity_horizontal_margin">16dp</dimen>
<dimen name="activity_vertical_margin">16dp</dimen>
<dimen name="fab_margin">16dp</dimen>
<dimen name="card_margin">16dp</dimen>
</resources>

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<resources>
<string name="app_name">6502 Android Emulator</string>
<string name="action_settings">Settings</string>
</resources>

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<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light">
<item name="colorPrimary">@color/primary</item>
<item name="colorPrimaryDark">@color/primaryDark</item>
<item name="colorAccent">@color/accent</item>
<item name="windowActionBar">false</item>
<item name="windowNoTitle">true</item>
</style>
</resources>

21
build.gradle Normal file
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// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
repositories {
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:1.2.3'
classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:0.12.213'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
allprojects {
repositories {
jcenter()
maven { url 'https://oss.sonatype.org/content/repositories/snapshots/' }
}
}

18
gradle.properties Normal file
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# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
# Default value: -Xmx10248m -XX:MaxPermSize=256m
# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true

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#Sun Jun 07 17:48:47 PDT 2015
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-2.4-all.zip

164
gradlew vendored Executable file
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#!/usr/bin/env bash
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS=""
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn ( ) {
echo "$*"
}
die ( ) {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
esac
# For Cygwin, ensure paths are in UNIX format before anything is touched.
if $cygwin ; then
[ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
fi
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >&-
APP_HOME="`pwd -P`"
cd "$SAVED" >&-
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin, switch paths to Windows format before running java
if $cygwin ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=$((i+1))
done
case $i in
(0) set -- ;;
(1) set -- "$args0" ;;
(2) set -- "$args0" "$args1" ;;
(3) set -- "$args0" "$args1" "$args2" ;;
(4) set -- "$args0" "$args1" "$args2" "$args3" ;;
(5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
(6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
(7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
(8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
(9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
function splitJvmOpts() {
JVM_OPTS=("$@")
}
eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"

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gradlew.bat vendored Normal file
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@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS=
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto init
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:init
@rem Get command-line arguments, handling Windowz variants
if not "%OS%" == "Windows_NT" goto win9xME_args
if "%@eval[2+2]" == "4" goto 4NT_args
:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2
:win9xME_args_slurp
if "x%~1" == "x" goto execute
set CMD_LINE_ARGS=%*
goto execute
:4NT_args
@rem Get arguments from the 4NT Shell from JP Software
set CMD_LINE_ARGS=%$
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

1
settings.gradle Normal file
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@ -0,0 +1 @@
include ':app'