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Diffstat (limited to 'src/3rdparty/v8/tools/profile_view.js')
-rw-r--r-- | src/3rdparty/v8/tools/profile_view.js | 219 |
1 files changed, 0 insertions, 219 deletions
diff --git a/src/3rdparty/v8/tools/profile_view.js b/src/3rdparty/v8/tools/profile_view.js deleted file mode 100644 index e041909..0000000 --- a/src/3rdparty/v8/tools/profile_view.js +++ /dev/null @@ -1,219 +0,0 @@ -// Copyright 2009 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - - -/** - * Creates a Profile View builder object. - * - * @param {number} samplingRate Number of ms between profiler ticks. - * @constructor - */ -function ViewBuilder(samplingRate) { - this.samplingRate = samplingRate; -}; - - -/** - * Builds a profile view for the specified call tree. - * - * @param {CallTree} callTree A call tree. - * @param {boolean} opt_bottomUpViewWeights Whether remapping - * of self weights for a bottom up view is needed. - */ -ViewBuilder.prototype.buildView = function( - callTree, opt_bottomUpViewWeights) { - var head; - var samplingRate = this.samplingRate; - var createViewNode = this.createViewNode; - callTree.traverse(function(node, viewParent) { - var totalWeight = node.totalWeight * samplingRate; - var selfWeight = node.selfWeight * samplingRate; - if (opt_bottomUpViewWeights === true) { - if (viewParent === head) { - selfWeight = totalWeight; - } else { - selfWeight = 0; - } - } - var viewNode = createViewNode(node.label, totalWeight, selfWeight, head); - if (viewParent) { - viewParent.addChild(viewNode); - } else { - head = viewNode; - } - return viewNode; - }); - var view = this.createView(head); - return view; -}; - - -/** - * Factory method for a profile view. - * - * @param {ProfileView.Node} head View head node. - * @return {ProfileView} Profile view. - */ -ViewBuilder.prototype.createView = function(head) { - return new ProfileView(head); -}; - - -/** - * Factory method for a profile view node. - * - * @param {string} internalFuncName A fully qualified function name. - * @param {number} totalTime Amount of time that application spent in the - * corresponding function and its descendants (not that depending on - * profile they can be either callees or callers.) - * @param {number} selfTime Amount of time that application spent in the - * corresponding function only. - * @param {ProfileView.Node} head Profile view head. - * @return {ProfileView.Node} Profile view node. - */ -ViewBuilder.prototype.createViewNode = function( - funcName, totalTime, selfTime, head) { - return new ProfileView.Node( - funcName, totalTime, selfTime, head); -}; - - -/** - * Creates a Profile View object. It allows to perform sorting - * and filtering actions on the profile. - * - * @param {ProfileView.Node} head Head (root) node. - * @constructor - */ -function ProfileView(head) { - this.head = head; -}; - - -/** - * Sorts the profile view using the specified sort function. - * - * @param {function(ProfileView.Node, - * ProfileView.Node):number} sortFunc A sorting - * functions. Must comply with Array.sort sorting function requirements. - */ -ProfileView.prototype.sort = function(sortFunc) { - this.traverse(function (node) { - node.sortChildren(sortFunc); - }); -}; - - -/** - * Traverses profile view nodes in preorder. - * - * @param {function(ProfileView.Node)} f Visitor function. - */ -ProfileView.prototype.traverse = function(f) { - var nodesToTraverse = new ConsArray(); - nodesToTraverse.concat([this.head]); - while (!nodesToTraverse.atEnd()) { - var node = nodesToTraverse.next(); - f(node); - nodesToTraverse.concat(node.children); - } -}; - - -/** - * Constructs a Profile View node object. Each node object corresponds to - * a function call. - * - * @param {string} internalFuncName A fully qualified function name. - * @param {number} totalTime Amount of time that application spent in the - * corresponding function and its descendants (not that depending on - * profile they can be either callees or callers.) - * @param {number} selfTime Amount of time that application spent in the - * corresponding function only. - * @param {ProfileView.Node} head Profile view head. - * @constructor - */ -ProfileView.Node = function( - internalFuncName, totalTime, selfTime, head) { - this.internalFuncName = internalFuncName; - this.totalTime = totalTime; - this.selfTime = selfTime; - this.head = head; - this.parent = null; - this.children = []; -}; - - -/** - * Returns a share of the function's total time in application's total time. - */ -ProfileView.Node.prototype.__defineGetter__( - 'totalPercent', - function() { return this.totalTime / - (this.head ? this.head.totalTime : this.totalTime) * 100.0; }); - - -/** - * Returns a share of the function's self time in application's total time. - */ -ProfileView.Node.prototype.__defineGetter__( - 'selfPercent', - function() { return this.selfTime / - (this.head ? this.head.totalTime : this.totalTime) * 100.0; }); - - -/** - * Returns a share of the function's total time in its parent's total time. - */ -ProfileView.Node.prototype.__defineGetter__( - 'parentTotalPercent', - function() { return this.totalTime / - (this.parent ? this.parent.totalTime : this.totalTime) * 100.0; }); - - -/** - * Adds a child to the node. - * - * @param {ProfileView.Node} node Child node. - */ -ProfileView.Node.prototype.addChild = function(node) { - node.parent = this; - this.children.push(node); -}; - - -/** - * Sorts all the node's children recursively. - * - * @param {function(ProfileView.Node, - * ProfileView.Node):number} sortFunc A sorting - * functions. Must comply with Array.sort sorting function requirements. - */ -ProfileView.Node.prototype.sortChildren = function( - sortFunc) { - this.children.sort(sortFunc); -}; |