The Tor Browser / file comparison
comparison: js/src/devtools/jint/sunspider/access-binary-trees.js
js/src/devtools/jint/sunspider/access-binary-trees.js
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
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replaced
| -1:000000000000 | 0:7ad4871bda5b |
|---|---|
| 1 /* The Great Computer Language Shootout | |
| 2 http://shootout.alioth.debian.org/ | |
| 3 contributed by Isaac Gouy */ | |
| 4 | |
| 5 function TreeNode(left,right,item){ | |
| 6 this.left = left; | |
| 7 this.right = right; | |
| 8 this.item = item; | |
| 9 } | |
| 10 | |
| 11 TreeNode.prototype.itemCheck = function(){ | |
| 12 if (this.left==null) return this.item; | |
| 13 else return this.item + this.left.itemCheck() - this.right.itemCheck(); | |
| 14 } | |
| 15 | |
| 16 function bottomUpTree(item,depth){ | |
| 17 if (depth>0){ | |
| 18 return new TreeNode( | |
| 19 bottomUpTree(2*item-1, depth-1) | |
| 20 ,bottomUpTree(2*item, depth-1) | |
| 21 ,item | |
| 22 ); | |
| 23 } | |
| 24 else { | |
| 25 return new TreeNode(null,null,item); | |
| 26 } | |
| 27 } | |
| 28 | |
| 29 var ret; | |
| 30 | |
| 31 /* BEGIN LOOP */ | |
| 32 for ( var n = 4; n <= 7; n += 1 ) { | |
| 33 var minDepth = 4; | |
| 34 var maxDepth = Math.max(minDepth + 2, n); | |
| 35 var stretchDepth = maxDepth + 1; | |
| 36 | |
| 37 var check = bottomUpTree(0,stretchDepth).itemCheck(); | |
| 38 | |
| 39 var longLivedTree = bottomUpTree(0,maxDepth); | |
| 40 /* BEGIN LOOP */ | |
| 41 for (var depth=minDepth; depth<=maxDepth; depth+=2){ | |
| 42 var iterations = 1 << (maxDepth - depth + minDepth); | |
| 43 | |
| 44 check = 0; | |
| 45 /* BEGIN LOOP */ | |
| 46 for (var i=1; i<=iterations; i++){ | |
| 47 check += bottomUpTree(i,depth).itemCheck(); | |
| 48 check += bottomUpTree(-i,depth).itemCheck(); | |
| 49 } | |
| 50 /* END LOOP */ | |
| 51 } | |
| 52 /* END LOOP */ | |
| 53 | |
| 54 ret = longLivedTree.itemCheck(); | |
| 55 } | |
| 56 /* END LOOP */ |
