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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<meta name="description"
content="JsSpim is an online MIPS32 simulator based on Prof. James Larus's Spim. It supports breakpoints, custom execution speed, ASCII memory view, highlight on changed registers/memory and radix display for memory.">
<meta name="author" content="Shawn Zhong">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta name="keywords"
content="spim, qtspim, simulator, mips, mips32, cpu, emulator, assembler, compiler, instruction, register, execution">
<link rel="stylesheet" type="text/css" href="css/index.css">
<link rel="stylesheet" type="text/css" href="css/xcode.css">
<link rel="stylesheet" type="text/css" href="css/bootstrap.min.css">
<title>JsSpim - Online MIPS32 Simulator Based on Spim</title>
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-51728620-4"></script>
<script>
window.dataLayer = window.dataLayer || [];
function gtag() {
dataLayer.push(arguments);
}
gtag('js', new Date());
gtag('config', 'UA-51728620-4');
</script>
</head>
<body>
<nav class="navbar navbar-light bg-light" id="toolbar">
<div class="form-inline">
<div>Please choose a <a href="https://github.com/ShawnZhong/JsSpim/tree/master/Tests" target="_blank">MIPS
assembly file</a>:  
</div>
<div>
<select id="file-selector" onchange="main(this.value)" class="form-control form-control"></select>
</div>
<div>  or  </div>
<div>
<div class="custom-file">
<input type="file" class="custom-file-input" id="file-upload"
onChange="main(this.files[0]);this.value=''">
<div class="custom-file-label">upload your own</div>
</div>
</div>
</div>
</nav>
<div id="regs-panel" class="card">
<div class="card-header">
<h5 class="float-left">Regs</h5>
<div class="float-right">
<input type="radio" name="reg-radix" id="reg-radix-hex" value="16" checked
onchange="RegisterUtils.changeRadix(this.value)">
<label for="reg-radix-hex">Hex</label>
<input type="radio" name="reg-radix" id="reg-radix-dec" value="10"
onchange="RegisterUtils.changeRadix(this.value)">
<label for="reg-radix-dec">Dec</label>
<input type="radio" name="reg-radix" id="reg-radix-bin" value="2"
onchange="RegisterUtils.changeRadix(this.value)">
<label for="reg-radix-bin">Bin</label>
</div>
</div>
<div class="card-body">
<h6>Special Registers</h6>
<pre id="special-int-regs" class="reg-lines"></pre>
<h6>General Registers</h6>
<pre id="general-regs" class="reg-lines"></pre>
<h6>Special Float Registers</h6>
<pre id="special-float-regs" class="reg-lines"></pre>
<h6>Single Precision</h6>
<pre id="float-regs" class="reg-lines"></pre>
<h6>Double Precision</h6>
<pre id="double-regs" class="reg-lines"></pre>
</div>
</div>
<div id="text-panel" class="card">
<div class="card-header">
<h5 class="float-left">Text Segment</h5>
<div class="float-right">
<input id="toggle-kernel-text" type="checkbox" checked
onchange="InstructionUtils.toggleKernelText(this.checked)">
<label for="toggle-kernel-text"> Kernel text </label>
 
<input id="toggle-instruction-value" type="checkbox"
onchange="InstructionUtils.toggleBinary(this.checked)">
<label for="toggle-instruction-value"> Instruction value </label>
 
<input id="toggle-comment" type="checkbox" checked
onchange="InstructionUtils.toggleSourceCode(this.checked)">
<label for="toggle-comment"> Source code </label>
</div>
</div>
<div class="card-body">
<div id="user-text-container">
<pre class="segment-title">User Text Segment</pre>
<pre id="user-text-content" title="Click to toggle breakpoint"></pre>
</div>
<div id="kernel-text-container">
<pre class="segment-title">Kernel Text Segment</pre>
<pre id="kernel-text-content" title="Click to toggle breakpoint"></pre>
</div>
</div>
<div class="card-footer">
<div class="form-inline float-left" id="execution-fieldset">
<div class="form-group">
<label for="speed-selector" class="col-form-label">Execution speed:  </label>
<div>
<input type="range" id="speed-selector" class="custom-range" value="90" max="100"
oninput="Execution.setSpeed(this.value)">
</div>
</div>
   
<div>
<button id="play-button" class="btn btn-primary btn-sm" style="width: 5rem;">Play</button>
<button id="step-button" class="btn btn-success btn-sm" style="width: 4rem;">Step</button>
<button id="reset-button" class="btn btn-danger btn-sm" style="width: 4rem;">Reset</button>
</div>
</div>
<div class="text-muted float-right col-form-label">
Click line to toggle breakpoint
</div>
</div>
</div>
<div id="data-panel" class="card">
<div class="card-header">
<h5 class="float-left">Data Segment</h5>
<div class="float-right">
<input id="toggle-kernel-data" type="checkbox" checked
onchange="MemoryUtils.toggleKernelData(this.checked)">
<label for="toggle-kernel-data"> Kernel data </label>
 
<input type="radio" name="data-radix" id="data-radix-hex" value="16" checked
onchange="MemoryUtils.changeDataRadix(this.value)">
<label for="data-radix-hex">Hex</label>
 
<input type="radio" name="data-radix" id="data-radix-dec" value="10"
onchange="MemoryUtils.changeDataRadix(this.value)">
<label for="data-radix-dec">Dec</label>
</div>
</div>
<div class="card-body">
<div id="user-data-container">
<pre class="segment-title">User Data Segment</pre>
<pre id="user-data-content"></pre>
</div>
<div id="kernel-data-container">
<pre class="segment-title">Kernel Data Segment</pre>
<pre id="kernel-data-content"></pre>
</div>
</div>
</div>
<div id="stack-panel" class="card">
<div class="card-header">
<h5 class="float-left">User Stack</h5>
<div class="float-right">
<input type="radio" name="stack-radix" id="stack-radix-hex" value="16" checked
onchange="MemoryUtils.changeStackRadix(this.value)">
<label for="stack-radix-hex">Hex</label>
 
<input type="radio" name="stack-radix" id="stack-radix-dec" value="10"
onchange="MemoryUtils.changeStackRadix(this.value)">
<label for="stack-radix-dec">Dec</label>
</div>
</div>
<div id="stack-wrapper" class="card-body">
<pre id="stack-content"></pre>
</div>
</div>
<div id="output-panel" class="card">
<h5 class="card-header">Output</h5>
<pre id="output-content" class="card-body"></pre>
</div>
<div id="log-panel" class="card">
<h5 class="card-header">Log</h5>
<pre id="log-content" class="card-body"></pre>
</div>
<script type='text/javascript'>
const Elements = Object.freeze({
output: document.getElementById('output-content'),
log: document.getElementById('log-content'),
fileSelector: document.getElementById('file-selector'),
playButton: document.getElementById('play-button'),
resetButton: document.getElementById('reset-button'),
stepButton: document.getElementById('step-button'),
speedSelector: document.getElementById('speed-selector'),
userTextContent: document.getElementById('user-text-content'),
kernelTextContent: document.getElementById('kernel-text-content'),
kernelTextContainer: document.getElementById('kernel-text-container'),
userData: document.getElementById('user-data-content'),
kernelData: document.getElementById('kernel-data-content'),
kernelDataContainer: document.getElementById('kernel-data-container'),
stack: document.getElementById('stack-content'),
generalReg: document.getElementById('general-regs'),
specialIntReg: document.getElementById('special-int-regs'),
specialFloatReg: document.getElementById('special-float-regs'),
floatReg: document.getElementById('float-regs'),
doubleReg: document.getElementById('double-regs'),
});
</script>
<script type='text/javascript' src="js/index.js"></script>
<script type='text/javascript' src="js/instruction.js"></script>
<script type='text/javascript' src="js/memory-content.js"></script>
<script type='text/javascript' src="js/memory.js"></script>
<script type='text/javascript' src="js/register.js"></script>
<script type='text/javascript' src="js/execution.js"></script>
<script async type="text/javascript" src="wasm.js"></script>
</body>
</html>