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Issue 2345593003: [wasm] Master CL for Binary 0xC changes. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: [wasm] Master CL for Binary 0xC changes. Created 4 years, 2 months ago
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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 5 // Flags: --expose-wasm
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 // Collect the Callsite objects instead of just a string: 10 // Collect the Callsite objects instead of just a string:
(...skipping 12 matching lines...)
23 // unreachable; 23 // unreachable;
24 // } else { 24 // } else {
25 // return call_indirect(idx); 25 // return call_indirect(idx);
26 // } 26 // }
27 // There are four different traps which are triggered by different input values: 27 // There are four different traps which are triggered by different input values:
28 // (0) division by zero; (1) mem oob; (2) unreachable; (3) invalid call target 28 // (0) division by zero; (1) mem oob; (2) unreachable; (3) invalid call target
29 // Each of them also has a different location where it traps. 29 // Each of them also has a different location where it traps.
30 builder.addFunction("main", kSig_i_i) 30 builder.addFunction("main", kSig_i_i)
31 .addBody([ 31 .addBody([
32 // offset 1 32 // offset 1
33 kExprBlock, 33 kExprBlock, kAstI32,
34 kExprGetLocal, 0, 34 kExprGetLocal, 0,
35 kExprI32Const, 2, 35 kExprI32Const, 2,
36 kExprI32LtU, 36 kExprI32LtU,
37 kExprIf, 37 kExprIf, kAstStmt,
38 // offset 8 38 // offset 9
39 kExprI32Const, 0x7e /* -2 */, 39 kExprI32Const, 0x7e /* -2 */,
40 kExprGetLocal, 0, 40 kExprGetLocal, 0,
41 kExprI32DivU, 41 kExprI32DivU,
42 // offset 13 42 // offset 15
43 kExprI32LoadMem, 0, 0, 43 kExprI32LoadMem, 0, 0,
44 kExprBr, 1, 1, 44 kExprBr, 1,
45 kExprEnd, 45 kExprEnd,
46 // offset 20 46 // offset 21
47 kExprGetLocal, 0, 47 kExprGetLocal, 0,
48 kExprI32Const, 2, 48 kExprI32Const, 2,
49 kExprI32Eq, 49 kExprI32Eq,
50 kExprIf, 50 kExprIf, kAstStmt,
51 kExprUnreachable, 51 kExprUnreachable,
52 kExprEnd, 52 kExprEnd,
53 // offset 28 53 // offset 30
54 kExprGetLocal, 0, 54 kExprGetLocal, 0,
55 kExprCallIndirect, kArity0, sig_index, 55 kExprCallIndirect, sig_index,
56 kExprEnd, 56 kExprEnd,
57 ]) 57 ])
58 .exportAs("main"); 58 .exportAs("main");
59 59
60 var module = builder.instantiate(); 60 var module = builder.instantiate();
61 61
62 function testWasmTrap(value, reason, position) { 62 function testWasmTrap(value, reason, position) {
63 try { 63 try {
64 module.exports.main(value); 64 module.exports.main(value);
65 fail("expected wasm exception"); 65 fail("expected wasm exception");
66 } catch (e) { 66 } catch (e) {
67 assertEquals(kTrapMsgs[reason], e.message, "trap reason"); 67 assertEquals(kTrapMsgs[reason], e.message, "trap reason");
68 assertEquals(3, e.stack.length, "number of frames"); 68 assertEquals(3, e.stack.length, "number of frames");
69 assertEquals(0, e.stack[0].getLineNumber(), "wasmFunctionIndex"); 69 assertEquals(0, e.stack[0].getLineNumber(), "wasmFunctionIndex");
70 assertEquals(position, e.stack[0].getPosition(), "position"); 70 assertEquals(position, e.stack[0].getPosition(), "position");
71 } 71 }
72 } 72 }
73 73
74 // The actual tests: 74 // The actual tests:
75 testWasmTrap(0, kTrapDivByZero, 12); 75 testWasmTrap(0, kTrapDivByZero, 14);
76 testWasmTrap(1, kTrapMemOutOfBounds, 13); 76 testWasmTrap(1, kTrapMemOutOfBounds, 15);
77 testWasmTrap(2, kTrapUnreachable, 26); 77 testWasmTrap(2, kTrapUnreachable, 28);
78 testWasmTrap(3, kTrapFuncInvalid, 30); 78 testWasmTrap(3, kTrapFuncInvalid, 32);
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