js/src/jit-test/tests/basic/testStringToNumber.js

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 enableOsiPointRegisterChecks();
michael@0 2
michael@0 3 function convertToInt(str) {
michael@0 4 return str | 0;
michael@0 5 }
michael@0 6
michael@0 7 function convertToIntOnTrace(str) {
michael@0 8 var z;
michael@0 9 for (var i = 0; i < 9; ++i) {
michael@0 10 z = str | 0;
michael@0 11 }
michael@0 12 return z;
michael@0 13 }
michael@0 14
michael@0 15 function convertToDouble(str) {
michael@0 16 return str * 1.5;
michael@0 17 }
michael@0 18
michael@0 19 function convertToDoubleOnTrace(str) {
michael@0 20 var z;
michael@0 21 for (var i = 0; i < 9; ++i) {
michael@0 22 z = str * 1.5;
michael@0 23 }
michael@0 24 return z;
michael@0 25 }
michael@0 26
michael@0 27 assertEq(convertToInt("0x10"), 16);
michael@0 28 assertEq(convertToInt("-0x10"), 0);
michael@0 29
michael@0 30 assertEq(convertToIntOnTrace("0x10"), 16);
michael@0 31 assertEq(convertToIntOnTrace("-0x10"), 0);
michael@0 32
michael@0 33 assertEq(convertToDouble("0x10"), 24);
michael@0 34 assertEq(convertToDouble("-0x10"), NaN);
michael@0 35
michael@0 36 assertEq(convertToDoubleOnTrace("0x10"), 24);
michael@0 37 assertEq(convertToDoubleOnTrace("-0x10"), NaN);

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