Author: [EMAIL PROTECTED]
Date: Tue Oct 21 09:28:44 2008
New Revision: 539
Modified:
branches/bleeding_edge/src/heap.cc
Log:
Make one-ascii-character-string a symbol in its cache.
Review URL: http://codereview.chromium.org/7521
Modified: branches/bleeding_edge/src/heap.cc
==============================================================================
--- branches/bleeding_edge/src/heap.cc (original)
+++ branches/bleeding_edge/src/heap.cc Tue Oct 21 09:28:44 2008
@@ -1503,16 +1503,20 @@
}
-Object* Heap:: LookupSingleCharacterStringFromCode(uint16_t code) {
+Object* Heap::LookupSingleCharacterStringFromCode(uint16_t code) {
if (code <= String::kMaxAsciiCharCode) {
Object* value = Heap::single_character_string_cache()->get(code);
if (value != Heap::undefined_value()) return value;
- Object* result = Heap::AllocateRawAsciiString(1);
+
+ char buffer[1];
+ buffer[0] = static_cast<char>(code);
+ Object* result = LookupSymbol(Vector<const char>(buffer, 1));
+
if (result->IsFailure()) return result;
- String::cast(result)->Set(0, code);
Heap::single_character_string_cache()->set(code, result);
return result;
}
+
Object* result = Heap::AllocateRawTwoByteString(1);
if (result->IsFailure()) return result;
String::cast(result)->Set(0, code);
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