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author | Alon Zakai <alonzakai@gmail.com> | 2011-06-08 19:09:15 -0700 |
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committer | Alon Zakai <alonzakai@gmail.com> | 2011-06-08 19:09:15 -0700 |
commit | 9ca17c7439a153e605e739d4ecc2fa42b6870d7d (patch) | |
tree | dbae663156fe070d4527caf095af084fe19fa926 | |
parent | 2769a72f518952e359b7d7ddb4a8ebea360122b6 (diff) |
optimize 32bit unsign
-rw-r--r-- | src/parseTools.js | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/src/parseTools.js b/src/parseTools.js index fab3eccd..1311f8d3 100644 --- a/src/parseTools.js +++ b/src/parseTools.js @@ -1027,11 +1027,7 @@ function makeSignOp(value, type, op) { if (op === 're') { return '((' + value + ')|0)'; } else { - // If this is an ident, we can shortcut. If not, our shortcut could - // lead to multiple evaluation, so give up - if (isNiceIdent(value, true)) { - return '(' + value + ' >= 0 ? ' + value + ' : (' + value + '+' + (2*Math.abs(1 << 31)) + '))'; - } + return '((' + value + ')>>>0)'; } } return op + 'Sign(' + value + ', ' + bits + ', ' + Math.floor(correctSpecificSign() && !AUTO_OPTIMIZE) + ( |