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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Flags: --expose-wasm --expose-debug-as debug --validate-asm | |
| 6 | |
| 7 Debug = debug.Debug | |
| 8 | |
| 9 // Initialized in setup(). | |
| 10 var exception; | |
| 11 var break_count; | |
| 12 var num_wasm_scripts; | |
| 13 var module; | |
| 14 | |
| 15 var filename = '(?:[^ ]+/)?test/mjsunit/wasm/asm-debug.js'; | |
| 16 filename = filename.replace(/\//g, '[/\\\\]'); | |
| 17 | |
| 18 var expected_stack_entries = []; | |
| 19 | |
| 20 function listener(event, exec_state, event_data, data) { | |
| 21 try { | |
| 22 if (event == Debug.DebugEvent.Break) { | |
| 23 ++break_count; | |
| 24 // Request frame details. | |
| 25 var num_frames = exec_state.frameCount(); | |
| 26 assertEquals( | |
| 27 expected_stack_entries.length, num_frames, 'number of frames'); | |
| 28 print('Stack Trace (length ' + num_frames + '):'); | |
| 29 for (var i = 0; i < num_frames; ++i) { | |
| 30 var frame = exec_state.frame(i); | |
| 31 var script = frame.script(); | |
| 32 assertNotNull(script); | |
| 33 var line = frame.sourceLine() + 1; | |
| 34 var column = frame.sourceColumn() + 1; | |
| 35 var funcName = frame.func().name(); | |
| 36 var name = script.name(); | |
| 37 print( | |
| 38 ' [' + i + '] ' + funcName + ' (' + name + ':' + line + ':' + | |
| 39 column + ')'); | |
| 40 assertMatches(filename, name, 'name'); | |
| 41 assertEquals( | |
| 42 expected_stack_entries[i][0], funcName, 'function name at ' + i); | |
| 43 assertEquals(expected_stack_entries[i][1], line, 'line at ' + i); | |
| 44 assertEquals(expected_stack_entries[i][2], column, 'column at ' + i); | |
| 45 } | |
| 46 } | |
| 47 } catch (e) { | |
| 48 print('exception: ' + e); | |
| 49 exception = e; | |
| 50 } | |
| 51 }; | |
| 52 | |
| 53 function generateWasmFromAsmJs(stdlib, foreign, heap) { | |
| 54 'use asm'; | |
| 55 var debugger_fun = foreign.call_debugger; | |
| 56 function callDebugger() { | |
| 57 debugger_fun(); | |
| 58 } | |
| 59 function redirectFun() { | |
| 60 callDebugger(); | |
| 61 } | |
| 62 return redirectFun; | |
| 63 } | |
| 64 | |
| 65 function call_debugger() { | |
| 66 debugger; | |
| 67 } | |
| 68 | |
| 69 function setup() { | |
| 70 exception = null; | |
| 71 break_count = 0; | |
| 72 } | |
| 73 | |
| 74 (function FrameInspection() { | |
| 75 setup(); | |
| 76 var fun = | |
| 77 generateWasmFromAsmJs(this, {'call_debugger': call_debugger}, undefined); | |
| 78 expected_stack_entries = [ | |
| 79 ['call_debugger', 66, 3], // -- | |
| 80 ['callDebugger', 57, 5], // -- | |
| 81 ['redirectFun', 60, 5], // -- | |
| 82 ['FrameInspection', 86, 3], // -- | |
| 83 ['', 89, 3] | |
| 84 ]; | |
| 85 Debug.setListener(listener); | |
| 86 fun(); | |
| 87 Debug.setListener(null); | |
| 88 assertEquals(1, break_count); | |
| 89 })(); | |
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