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author | Oswald Buddenhagen <oswald.buddenhagen@digia.com> | 2013-08-15 15:54:05 +0200 |
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committer | Oswald Buddenhagen <oswald.buddenhagen@digia.com> | 2013-08-16 16:20:11 +0200 |
commit | 8e9bfdfbff1eee5d00cac44c2270a14467eccd35 (patch) | |
tree | 687776c992417cd778f80e5937d6adaed0fa5cee /src/3rdparty/v8/test/mjsunit/compiler/expression-trees.js | |
parent | 2e8e6b78cf673d12beb240434e6a92470a9c5603 (diff) | |
download | qtjsbackend-dev.tar.gz |
mark module as deaddev
Change-Id: I97cc8c13f62b1dce18509de0b6947115b305233a
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>
Diffstat (limited to 'src/3rdparty/v8/test/mjsunit/compiler/expression-trees.js')
-rw-r--r-- | src/3rdparty/v8/test/mjsunit/compiler/expression-trees.js | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/src/3rdparty/v8/test/mjsunit/compiler/expression-trees.js b/src/3rdparty/v8/test/mjsunit/compiler/expression-trees.js deleted file mode 100644 index fac6b4c..0000000 --- a/src/3rdparty/v8/test/mjsunit/compiler/expression-trees.js +++ /dev/null @@ -1,107 +0,0 @@ -// Copyright 2010 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. - -// Flags: --always-opt --nocompilation-cache - -// Given a binary operation string and an ordered array of leaf -// strings, return an array of all binary tree strings with the leaves -// (in order) as the fringe. -function makeTrees(op, leaves) { - var len = leaves.length; - if (len == 1) { - // One leaf is a leaf. - return leaves; - } else { - // More than one leaf requires an interior node. - var result = []; - // Split the leaves into left and right subtrees in all possible - // ways. For each split recursively compute all possible subtrees. - for (var i = 1; i < len; ++i) { - var leftTrees = makeTrees(op, leaves.slice(0, i)); - var rightTrees = makeTrees(op, leaves.slice(i, len)); - // Adjoin every possible left and right subtree. - for (var j = 0; j < leftTrees.length; ++j) { - for (var k = 0; k < rightTrees.length; ++k) { - var string = "(" + leftTrees[j] + op + rightTrees[k] + ")"; - result.push(string); - } - } - } - return result; - } -} - -// All 429 possible bitwise OR trees with eight leaves. -var identifiers = ['a','b','c','d','e','f','g','h']; -var or_trees = makeTrees("|", identifiers); -var and_trees = makeTrees("&", identifiers); - -// Set up leaf masks to set 8 least-significant bits. -var a = 1 << 0; -var b = 1 << 1; -var c = 1 << 2; -var d = 1 << 3; -var e = 1 << 4; -var f = 1 << 5; -var g = 1 << 6; -var h = 1 << 7; - -for (var i = 0; i < or_trees.length; ++i) { - for (var j = 0; j < 8; ++j) { - var or_fun = new Function("return " + or_trees[i]); - if (j == 0) assertEquals(255, or_fun()); - - // Set the j'th variable to a string to force a bailout. - eval(identifiers[j] + "+= ''"); - assertEquals(255, or_fun()); - // Set it back to a number for the next iteration. - eval(identifiers[j] + "= +" + identifiers[j]); - } -} - -// Set up leaf masks to clear 8 least-significant bits. -a ^= 255; -b ^= 255; -c ^= 255; -d ^= 255; -e ^= 255; -f ^= 255; -g ^= 255; -h ^= 255; - -for (i = 0; i < and_trees.length; ++i) { - for (var j = 0; j < 8; ++j) { - var and_fun = new Function("return " + and_trees[i]); - if (j == 0) assertEquals(0, and_fun()); - - // Set the j'th variable to a string to force a bailout. - eval(identifiers[j] + "+= ''"); - assertEquals(0, and_fun()); - // Set it back to a number for the next iteration. - eval(identifiers[j] + "= +" + identifiers[j]); - } -} |