Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2015 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 | "use strict"; |
| 6 | |
| 7 | class DisassemblyView extends TextView { |
| 8 | constructor(id, broker, sortedPositionList) { |
| 9 | super(id, broker, null, false); |
| 10 | this.pos_start = -1; |
| 11 | let view = this; |
| 12 | let ADDRESS_STYLE = { |
| 13 | css: 'tag', |
| 14 | location: function(text) { |
| 15 | ADDRESS_STYLE.last_address = text; |
| 16 | return undefined; |
| 17 | } |
| 18 | }; |
| 19 | let ADDRESS_LINK_STYLE = { |
| 20 | css: 'tag', |
| 21 | link: function(text) { |
| 22 | view.select(function(location) { return location.address == text; }, true, true); |
| 23 | } |
| 24 | }; |
| 25 | let UNCLASSIFIED_STYLE = { |
| 26 | css: 'com' |
| 27 | }; |
| 28 | let NUMBER_STYLE = { |
| 29 | css: 'lit' |
| 30 | }; |
| 31 | let COMMENT_STYLE = { |
| 32 | css: 'com' |
| 33 | }; |
| 34 | let POSITION_STYLE = { |
| 35 | css: 'com', |
| 36 | location: function(text) { |
| 37 | view.pos_start = Number(text); |
| 38 | } |
| 39 | }; |
| 40 | let OPCODE_STYLE = { |
| 41 | css: 'kwd', |
| 42 | location: function(text) { |
| 43 | return { |
| 44 | address: ADDRESS_STYLE.last_address |
| 45 | }; |
| 46 | } |
| 47 | }; |
| 48 | let patterns = [ |
| 49 | [ |
| 50 | [/^0x[0-9a-f]{8,16}/, ADDRESS_STYLE, 1], |
| 51 | [/^.*/, UNCLASSIFIED_STYLE, -1] |
| 52 | ], |
| 53 | [ |
| 54 | [/^\s+\d+\s+[0-9a-f]+\s+/, NUMBER_STYLE, 2], |
| 55 | [/^.*/, null, -1] |
| 56 | ], |
| 57 | [ |
| 58 | [/^\S+\s+/, OPCODE_STYLE, 3], |
| 59 | [/^\S+$/, OPCODE_STYLE, -1], |
| 60 | [/^.*/, null, -1] |
| 61 | ], |
| 62 | [ |
| 63 | [/^\s+/, null], |
| 64 | [/^[^\(;]+$/, null, -1], |
| 65 | [/^[^\(;]+/, null], |
| 66 | [/^\(/, null, 4], |
| 67 | [/^;/, COMMENT_STYLE, 5] |
| 68 | ], |
| 69 | [ |
| 70 | [/^0x[0-9a-f]{8,16}/, ADDRESS_LINK_STYLE], |
| 71 | [/^[^\)]/, null], |
| 72 | [/^\)$/, null, -1], |
| 73 | [/^\)/, null, 3] |
| 74 | ], |
| 75 | [ |
| 76 | [/^; debug\: position /, COMMENT_STYLE, 6], |
| 77 | [/^.+$/, COMMENT_STYLE, -1] |
| 78 | ], |
| 79 | [ |
| 80 | [/^\d+$/, POSITION_STYLE, -1], |
| 81 | ] |
| 82 | ]; |
| 83 | view.setPatterns(patterns); |
| 84 | } |
| 85 | |
| 86 | lineLocation(li) { |
| 87 | let view = this; |
| 88 | let result = undefined; |
| 89 | for (let i = 0; i < li.children.length; ++i) { |
| 90 | let fragment = li.children[i]; |
| 91 | let location = fragment.location; |
| 92 | if (location != null) { |
| 93 | if (location.address != undefined) { |
| 94 | if (result === undefined) result = {}; |
| 95 | result.address = location.address; |
| 96 | } |
| 97 | if (view.pos_start != -1) { |
| 98 | if (result === undefined) result = {}; |
| 99 | result.pos_start = view.pos_start; |
| 100 | result.pos_end = result.pos_start + 1; |
| 101 | } |
| 102 | } |
| 103 | } |
| 104 | return result; |
| 105 | } |
| 106 | } |