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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Flags: --expose-wasm --expose-gc --stress-compaction | 5 // Flags: --expose-wasm --expose-gc --stress-compaction |
6 | 6 |
7 load("test/mjsunit/wasm/wasm-constants.js"); | 7 load("test/mjsunit/wasm/wasm-constants.js"); |
8 load("test/mjsunit/wasm/wasm-module-builder.js"); | 8 load("test/mjsunit/wasm/wasm-module-builder.js"); |
9 | 9 |
10 var kPageSize = 0x10000; | 10 var kPageSize = 0x10000; |
11 | 11 |
12 function genGrowMemoryBuilder() { | 12 function genGrowMemoryBuilder() { |
13 var builder = new WasmModuleBuilder(); | 13 var builder = new WasmModuleBuilder(); |
14 builder.addFunction("grow_memory", kSig_i_i) | 14 builder.addFunction("grow_memory", kSig_i_i) |
15 .addBody([kExprGetLocal, 0, kExprGrowMemory]) | 15 .addBody([kExprGetLocal, 0, kExprGrowMemory]) |
16 .exportFunc(); | 16 .exportFunc(); |
17 builder.addFunction("load", kSig_i_i) | 17 builder.addFunction("load", kSig_i_i) |
18 .addBody([kExprGetLocal, 0, kExprI32LoadMem, 0, 0]) | 18 .addBody([kExprGetLocal, 0, kExprI32LoadMem, 0, 0]) |
19 .exportFunc(); | 19 .exportFunc(); |
20 builder.addFunction("store", kSig_i_ii) | 20 builder.addFunction("store", kSig_i_ii) |
21 .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32StoreMem, 0, 0]) | 21 .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32StoreMem, 0, 0, kExp
rGetLocal, 1]) |
22 .exportFunc(); | 22 .exportFunc(); |
23 builder.addFunction("load16", kSig_i_i) | 23 builder.addFunction("load16", kSig_i_i) |
24 .addBody([kExprGetLocal, 0, kExprI32LoadMem16U, 0, 0]) | 24 .addBody([kExprGetLocal, 0, kExprI32LoadMem16U, 0, 0]) |
25 .exportFunc(); | 25 .exportFunc(); |
26 builder.addFunction("store16", kSig_i_ii) | 26 builder.addFunction("store16", kSig_i_ii) |
27 .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32StoreMem16, 0, 0]) | 27 .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32StoreMem16, 0, 0, kE
xprGetLocal, 1]) |
28 .exportFunc(); | 28 .exportFunc(); |
29 builder.addFunction("load8", kSig_i_i) | 29 builder.addFunction("load8", kSig_i_i) |
30 .addBody([kExprGetLocal, 0, kExprI32LoadMem8U, 0, 0]) | 30 .addBody([kExprGetLocal, 0, kExprI32LoadMem8U, 0, 0]) |
31 .exportFunc(); | 31 .exportFunc(); |
32 builder.addFunction("store8", kSig_i_ii) | 32 builder.addFunction("store8", kSig_i_ii) |
33 .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32StoreMem8, 0, 0]) | 33 .addBody([kExprGetLocal, 0, kExprGetLocal, 1, kExprI32StoreMem8, 0, 0, kEx
prGetLocal, 1]) |
34 .exportFunc(); | 34 .exportFunc(); |
35 return builder; | 35 return builder; |
36 } | 36 } |
37 | 37 |
38 function testGrowMemoryReadWrite32() { | 38 function testGrowMemoryReadWrite32() { |
39 var builder = genGrowMemoryBuilder(); | 39 var builder = genGrowMemoryBuilder(); |
40 builder.addMemory(1, 1, false); | 40 builder.addMemory(1, 1, false); |
41 var module = builder.instantiate(); | 41 var module = builder.instantiate(); |
42 var offset; | 42 var offset; |
43 function peek() { return module.exports.load(offset); } | 43 function peek() { return module.exports.load(offset); } |
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316 | 316 |
317 val = 0; | 317 val = 0; |
318 | 318 |
319 for(offset = 0; offset <= (kPageSize - 1); offset++, val++) { | 319 for(offset = 0; offset <= (kPageSize - 1); offset++, val++) { |
320 assertEquals(val, peek()); | 320 assertEquals(val, peek()); |
321 if (val == 255) val = 0; | 321 if (val == 255) val = 0; |
322 } | 322 } |
323 } | 323 } |
324 | 324 |
325 testGrowMemoryPreservesDataMemOp8(); | 325 testGrowMemoryPreservesDataMemOp8(); |
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