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-rw-r--r--Source/JavaScriptCore/bytecode/JumpTable.h23
1 files changed, 21 insertions, 2 deletions
diff --git a/Source/JavaScriptCore/bytecode/JumpTable.h b/Source/JavaScriptCore/bytecode/JumpTable.h
index f54a3718f..b83e842cb 100644
--- a/Source/JavaScriptCore/bytecode/JumpTable.h
+++ b/Source/JavaScriptCore/bytecode/JumpTable.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2008 Apple Inc. All rights reserved.
+ * Copyright (C) 2008, 2013 Apple Inc. All rights reserved.
* Copyright (C) 2008 Cameron Zwarich <cwzwarich@uwaterloo.ca>
*
* Redistribution and use in source and binary forms, with or without
@@ -11,7 +11,7 @@
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ * 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
@@ -70,6 +70,11 @@ namespace JSC {
return loc->value.ctiOffset;
}
#endif
+
+ void clear()
+ {
+ offsetTable.clear();
+ }
};
struct SimpleJumpTable {
@@ -89,6 +94,12 @@ namespace JSC {
}
#if ENABLE(JIT)
+ void ensureCTITable()
+ {
+ ASSERT(ctiOffsets.isEmpty() || ctiOffsets.size() == branchOffsets.size());
+ ctiOffsets.grow(branchOffsets.size());
+ }
+
inline CodeLocationLabel ctiForValue(int32_t value)
{
if (value >= min && static_cast<uint32_t>(value - min) < ctiOffsets.size())
@@ -96,6 +107,14 @@ namespace JSC {
return ctiDefault;
}
#endif
+
+ void clear()
+ {
+ branchOffsets.clear();
+#if ENABLE(JIT)
+ ctiOffsets.clear();
+#endif
+ }
};
} // namespace JSC