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Issue 6456025: Shorten constructor names in JS tickprocessor. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: and CallTree Created 9 years, 10 months ago
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1 // Copyright 2009 the V8 project authors. All rights reserved. 1 // Copyright 2009 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution. 11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its 12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived 13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission. 14 // from this software without specific prior written permission.
15 // 15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 27
28 28
29 // Initlialize namespaces
30 var devtools = devtools || {};
31 devtools.profiler = devtools.profiler || {};
32
33
34 /** 29 /**
35 * Creates a Profile View builder object. 30 * Creates a Profile View builder object.
36 * 31 *
37 * @param {number} samplingRate Number of ms between profiler ticks. 32 * @param {number} samplingRate Number of ms between profiler ticks.
38 * @constructor 33 * @constructor
39 */ 34 */
40 devtools.profiler.ViewBuilder = function(samplingRate) { 35 function ViewBuilder(samplingRate) {
41 this.samplingRate = samplingRate; 36 this.samplingRate = samplingRate;
42 }; 37 };
43 38
44 39
45 /** 40 /**
46 * Builds a profile view for the specified call tree. 41 * Builds a profile view for the specified call tree.
47 * 42 *
48 * @param {devtools.profiler.CallTree} callTree A call tree. 43 * @param {CallTree} callTree A call tree.
49 * @param {boolean} opt_bottomUpViewWeights Whether remapping 44 * @param {boolean} opt_bottomUpViewWeights Whether remapping
50 * of self weights for a bottom up view is needed. 45 * of self weights for a bottom up view is needed.
51 */ 46 */
52 devtools.profiler.ViewBuilder.prototype.buildView = function( 47 ViewBuilder.prototype.buildView = function(
53 callTree, opt_bottomUpViewWeights) { 48 callTree, opt_bottomUpViewWeights) {
54 var head; 49 var head;
55 var samplingRate = this.samplingRate; 50 var samplingRate = this.samplingRate;
56 var createViewNode = this.createViewNode; 51 var createViewNode = this.createViewNode;
57 callTree.traverse(function(node, viewParent) { 52 callTree.traverse(function(node, viewParent) {
58 var totalWeight = node.totalWeight * samplingRate; 53 var totalWeight = node.totalWeight * samplingRate;
59 var selfWeight = node.selfWeight * samplingRate; 54 var selfWeight = node.selfWeight * samplingRate;
60 if (opt_bottomUpViewWeights === true) { 55 if (opt_bottomUpViewWeights === true) {
61 if (viewParent === head) { 56 if (viewParent === head) {
62 selfWeight = totalWeight; 57 selfWeight = totalWeight;
(...skipping 10 matching lines...) Expand all
73 return viewNode; 68 return viewNode;
74 }); 69 });
75 var view = this.createView(head); 70 var view = this.createView(head);
76 return view; 71 return view;
77 }; 72 };
78 73
79 74
80 /** 75 /**
81 * Factory method for a profile view. 76 * Factory method for a profile view.
82 * 77 *
83 * @param {devtools.profiler.ProfileView.Node} head View head node. 78 * @param {ProfileView.Node} head View head node.
84 * @return {devtools.profiler.ProfileView} Profile view. 79 * @return {ProfileView} Profile view.
85 */ 80 */
86 devtools.profiler.ViewBuilder.prototype.createView = function(head) { 81 ViewBuilder.prototype.createView = function(head) {
87 return new devtools.profiler.ProfileView(head); 82 return new ProfileView(head);
88 }; 83 };
89 84
90 85
91 /** 86 /**
92 * Factory method for a profile view node. 87 * Factory method for a profile view node.
93 * 88 *
94 * @param {string} internalFuncName A fully qualified function name. 89 * @param {string} internalFuncName A fully qualified function name.
95 * @param {number} totalTime Amount of time that application spent in the 90 * @param {number} totalTime Amount of time that application spent in the
96 * corresponding function and its descendants (not that depending on 91 * corresponding function and its descendants (not that depending on
97 * profile they can be either callees or callers.) 92 * profile they can be either callees or callers.)
98 * @param {number} selfTime Amount of time that application spent in the 93 * @param {number} selfTime Amount of time that application spent in the
99 * corresponding function only. 94 * corresponding function only.
100 * @param {devtools.profiler.ProfileView.Node} head Profile view head. 95 * @param {ProfileView.Node} head Profile view head.
101 * @return {devtools.profiler.ProfileView.Node} Profile view node. 96 * @return {ProfileView.Node} Profile view node.
102 */ 97 */
103 devtools.profiler.ViewBuilder.prototype.createViewNode = function( 98 ViewBuilder.prototype.createViewNode = function(
104 funcName, totalTime, selfTime, head) { 99 funcName, totalTime, selfTime, head) {
105 return new devtools.profiler.ProfileView.Node( 100 return new ProfileView.Node(
106 funcName, totalTime, selfTime, head); 101 funcName, totalTime, selfTime, head);
107 }; 102 };
108 103
109 104
110 /** 105 /**
111 * Creates a Profile View object. It allows to perform sorting 106 * Creates a Profile View object. It allows to perform sorting
112 * and filtering actions on the profile. 107 * and filtering actions on the profile.
113 * 108 *
114 * @param {devtools.profiler.ProfileView.Node} head Head (root) node. 109 * @param {ProfileView.Node} head Head (root) node.
115 * @constructor 110 * @constructor
116 */ 111 */
117 devtools.profiler.ProfileView = function(head) { 112 function ProfileView(head) {
118 this.head = head; 113 this.head = head;
119 }; 114 };
120 115
121 116
122 /** 117 /**
123 * Sorts the profile view using the specified sort function. 118 * Sorts the profile view using the specified sort function.
124 * 119 *
125 * @param {function(devtools.profiler.ProfileView.Node, 120 * @param {function(ProfileView.Node,
126 * devtools.profiler.ProfileView.Node):number} sortFunc A sorting 121 * ProfileView.Node):number} sortFunc A sorting
127 * functions. Must comply with Array.sort sorting function requirements. 122 * functions. Must comply with Array.sort sorting function requirements.
128 */ 123 */
129 devtools.profiler.ProfileView.prototype.sort = function(sortFunc) { 124 ProfileView.prototype.sort = function(sortFunc) {
130 this.traverse(function (node) { 125 this.traverse(function (node) {
131 node.sortChildren(sortFunc); 126 node.sortChildren(sortFunc);
132 }); 127 });
133 }; 128 };
134 129
135 130
136 /** 131 /**
137 * Traverses profile view nodes in preorder. 132 * Traverses profile view nodes in preorder.
138 * 133 *
139 * @param {function(devtools.profiler.ProfileView.Node)} f Visitor function. 134 * @param {function(ProfileView.Node)} f Visitor function.
140 */ 135 */
141 devtools.profiler.ProfileView.prototype.traverse = function(f) { 136 ProfileView.prototype.traverse = function(f) {
142 var nodesToTraverse = new ConsArray(); 137 var nodesToTraverse = new ConsArray();
143 nodesToTraverse.concat([this.head]); 138 nodesToTraverse.concat([this.head]);
144 while (!nodesToTraverse.atEnd()) { 139 while (!nodesToTraverse.atEnd()) {
145 var node = nodesToTraverse.next(); 140 var node = nodesToTraverse.next();
146 f(node); 141 f(node);
147 nodesToTraverse.concat(node.children); 142 nodesToTraverse.concat(node.children);
148 } 143 }
149 }; 144 };
150 145
151 146
152 /** 147 /**
153 * Constructs a Profile View node object. Each node object corresponds to 148 * Constructs a Profile View node object. Each node object corresponds to
154 * a function call. 149 * a function call.
155 * 150 *
156 * @param {string} internalFuncName A fully qualified function name. 151 * @param {string} internalFuncName A fully qualified function name.
157 * @param {number} totalTime Amount of time that application spent in the 152 * @param {number} totalTime Amount of time that application spent in the
158 * corresponding function and its descendants (not that depending on 153 * corresponding function and its descendants (not that depending on
159 * profile they can be either callees or callers.) 154 * profile they can be either callees or callers.)
160 * @param {number} selfTime Amount of time that application spent in the 155 * @param {number} selfTime Amount of time that application spent in the
161 * corresponding function only. 156 * corresponding function only.
162 * @param {devtools.profiler.ProfileView.Node} head Profile view head. 157 * @param {ProfileView.Node} head Profile view head.
163 * @constructor 158 * @constructor
164 */ 159 */
165 devtools.profiler.ProfileView.Node = function( 160 ProfileView.Node = function(
166 internalFuncName, totalTime, selfTime, head) { 161 internalFuncName, totalTime, selfTime, head) {
167 this.internalFuncName = internalFuncName; 162 this.internalFuncName = internalFuncName;
168 this.totalTime = totalTime; 163 this.totalTime = totalTime;
169 this.selfTime = selfTime; 164 this.selfTime = selfTime;
170 this.head = head; 165 this.head = head;
171 this.parent = null; 166 this.parent = null;
172 this.children = []; 167 this.children = [];
173 }; 168 };
174 169
175 170
176 /** 171 /**
177 * Returns a share of the function's total time in application's total time. 172 * Returns a share of the function's total time in application's total time.
178 */ 173 */
179 devtools.profiler.ProfileView.Node.prototype.__defineGetter__( 174 ProfileView.Node.prototype.__defineGetter__(
180 'totalPercent', 175 'totalPercent',
181 function() { return this.totalTime / 176 function() { return this.totalTime /
182 (this.head ? this.head.totalTime : this.totalTime) * 100.0; }); 177 (this.head ? this.head.totalTime : this.totalTime) * 100.0; });
183 178
184 179
185 /** 180 /**
186 * Returns a share of the function's self time in application's total time. 181 * Returns a share of the function's self time in application's total time.
187 */ 182 */
188 devtools.profiler.ProfileView.Node.prototype.__defineGetter__( 183 ProfileView.Node.prototype.__defineGetter__(
189 'selfPercent', 184 'selfPercent',
190 function() { return this.selfTime / 185 function() { return this.selfTime /
191 (this.head ? this.head.totalTime : this.totalTime) * 100.0; }); 186 (this.head ? this.head.totalTime : this.totalTime) * 100.0; });
192 187
193 188
194 /** 189 /**
195 * Returns a share of the function's total time in its parent's total time. 190 * Returns a share of the function's total time in its parent's total time.
196 */ 191 */
197 devtools.profiler.ProfileView.Node.prototype.__defineGetter__( 192 ProfileView.Node.prototype.__defineGetter__(
198 'parentTotalPercent', 193 'parentTotalPercent',
199 function() { return this.totalTime / 194 function() { return this.totalTime /
200 (this.parent ? this.parent.totalTime : this.totalTime) * 100.0; }); 195 (this.parent ? this.parent.totalTime : this.totalTime) * 100.0; });
201 196
202 197
203 /** 198 /**
204 * Adds a child to the node. 199 * Adds a child to the node.
205 * 200 *
206 * @param {devtools.profiler.ProfileView.Node} node Child node. 201 * @param {ProfileView.Node} node Child node.
207 */ 202 */
208 devtools.profiler.ProfileView.Node.prototype.addChild = function(node) { 203 ProfileView.Node.prototype.addChild = function(node) {
209 node.parent = this; 204 node.parent = this;
210 this.children.push(node); 205 this.children.push(node);
211 }; 206 };
212 207
213 208
214 /** 209 /**
215 * Sorts all the node's children recursively. 210 * Sorts all the node's children recursively.
216 * 211 *
217 * @param {function(devtools.profiler.ProfileView.Node, 212 * @param {function(ProfileView.Node,
218 * devtools.profiler.ProfileView.Node):number} sortFunc A sorting 213 * ProfileView.Node):number} sortFunc A sorting
219 * functions. Must comply with Array.sort sorting function requirements. 214 * functions. Must comply with Array.sort sorting function requirements.
220 */ 215 */
221 devtools.profiler.ProfileView.Node.prototype.sortChildren = function( 216 ProfileView.Node.prototype.sortChildren = function(
222 sortFunc) { 217 sortFunc) {
223 this.children.sort(sortFunc); 218 this.children.sort(sortFunc);
224 }; 219 };
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