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			21 lines
		
	
	
		
			617 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			21 lines
		
	
	
		
			617 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
// Copyright 2016 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax
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var boom = (function(stdlib, foreign, heap) {
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  "use asm";
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  var MEM8 = new stdlib.Uint8Array(heap);
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  var MEM32 = new stdlib.Int32Array(heap);
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  function foo(i, j) {
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    j = MEM8[256];
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    // This following value '10' determines the value of 'rax'
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    MEM32[j >> 10] = 0xabcdefaa;
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    return MEM32[j >> 2] + j
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  }
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  return foo
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})(this, 0, new ArrayBuffer(256));
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%OptimizeFunctionOnNextCall(boom);
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boom(0, 0x1000);
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