src/js/string.js - Issue 1427743008: Do not switch to two-byte string in String.fromCharCode if avoidable.

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Unified Diff: src/js/string.js

Issue 1427743008: Do not switch to two-byte string in String.fromCharCode if avoidable. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master

Patch Set: simplify code Created 5 years, 1 month ago

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Index: src/js/string.js

diff --git a/src/js/string.js b/src/js/string.js

index 5725b3758a4d3b862446d4499a2781e9c2d0f933..332b6b78720979286bb33989c1ef416b57a7edf7 100644

--- a/src/js/string.js

+++ b/src/js/string.js

@@ -781,9 +781,7 @@ function StringFromCharCode(code) {

var one_byte = %NewString(n, NEW_ONE_BYTE_STRING);

var i;

for (i = 0; i < n; i++) {

- var code = %_Arguments(i);

- if (!%_IsSmi(code)) code = TO_NUMBER(code) & 0xffff;

- if (code < 0) code = code & 0xffff;

+ var code = %_Arguments(i) & 0xffff;

if (code > 0xff) break;

%_OneByteSeqStringSetChar(i, code, one_byte);

}

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