mirror of
				https://github.com/tc39/test262.git
				synced 2025-10-25 17:53:53 +02:00 
			
		
		
		
	sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
		
			
				
	
	
		
			28 lines
		
	
	
		
			695 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			695 B
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| // Copyright 2016 the V8 project authors. All rights reserved.
 | |
| // Use of this source code is governed by a BSD-style license that can be
 | |
| // found in the LICENSE file.
 | |
| 
 | |
| // Flags: --allow-natives-syntax
 | |
| 
 | |
| var stdlib = this;
 | |
| var foreign = {};
 | |
| var heap = new ArrayBuffer(64 * 1024 * 1024);
 | |
| 
 | |
| var foo = (function(stdlib, foreign, heap) {
 | |
|   "use asm";
 | |
|   var M16 = new stdlib.Int16Array(heap);
 | |
|   var M32 = new stdlib.Int32Array(heap);
 | |
|   function foo() {
 | |
|     var i = 0;
 | |
|     M32[0] = 0x12341234;
 | |
|     i = M32[0] | 0;
 | |
|     return M16[0] | 0;
 | |
|   }
 | |
|   return foo;
 | |
| })(stdlib, foreign, heap);
 | |
| 
 | |
| assertEquals(0x1234, foo());
 | |
| assertEquals(0x1234, foo());
 | |
| %OptimizeFunctionOnNextCall(foo);
 | |
| assertEquals(0x1234, foo());
 |