diff options
Diffstat (limited to 'deps/v8/test/mjsunit/asm/double-hi.js')
-rw-r--r-- | deps/v8/test/mjsunit/asm/double-hi.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/asm/double-hi.js b/deps/v8/test/mjsunit/asm/double-hi.js new file mode 100644 index 0000000000..5a5f942f7b --- /dev/null +++ b/deps/v8/test/mjsunit/asm/double-hi.js @@ -0,0 +1,40 @@ +// Copyright 2015 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Flags: --allow-natives-syntax + +var stdlib = this; +var foreign = {}; +var heap = new ArrayBuffer(64 * 1024); + + +var m = (function(stdlib, foreign, heap) { + "use asm"; + function hi1(i) { + i = +i; + return %_DoubleHi(i)|0; + } + function hi2(i, j) { + i = +i; + j = +j; + return %_DoubleHi(i)+%_DoubleHi(j)|0; + } + return { hi1: hi1, hi2: hi2 }; +})(stdlib, foreign, heap); + +assertEquals(0, m.hi1(0.0)); +assertEquals(-2147483648, m.hi1(-0.0)); +assertEquals(2146435072, m.hi1(Infinity)); +assertEquals(-1048576, m.hi1(-Infinity)); +assertEquals(0, m.hi2(0.0, 0.0)); +assertEquals(-2147483648, m.hi2(0.0, -0.0)); +assertEquals(-2147483648, m.hi2(-0.0, 0.0)); +assertEquals(0, m.hi2(-0.0, -0.0)); +for (var i = -2147483648; i < 2147483648; i += 3999773) { + assertEquals(%_DoubleHi(i), m.hi1(i)); + assertEquals(i, m.hi1(%ConstructDouble(i, 0))); + assertEquals(i, m.hi1(%ConstructDouble(i, i))); + assertEquals(i+i|0, m.hi2(%ConstructDouble(i, 0), %ConstructDouble(i, 0))); + assertEquals(i+i|0, m.hi2(%ConstructDouble(i, i), %ConstructDouble(i, i))); +} |