Changeset 39577 in webkit for trunk/JavaScriptCore/jit

Timestamp:

Jan 3, 2009, 10:19:44 PM (16 years ago)

Author:

[email protected]

Message:

2009-01-03 Sam Weinig <​[email protected]>

Reviewed by Oliver Hunt.

Change the pcVector from storing native code pointers to storing offsets
from the base pointer. This will allow us to generate the pcVector on demand
for exceptions.

• bytecode/CodeBlock.h: (JSC::PC::PC): (JSC::getNativePCOffset): (JSC::CodeBlock::getBytecodeIndex):
• jit/JIT.cpp: (JSC::JIT::privateCompile):

File:

• trunk/JavaScriptCore/jit/JIT.cpp (modified) (1 diff)

trunk/JavaScriptCore/jit/JIT.cpp

@@ -1639 +1639 @@
         if (iter->to)
             patchBuffer.link(iter->from, iter->to);
-        m_codeBlock->pcVector().append(PC(patchBuffer.addressOf(iter->from), iter->bytecodeIndex));
+        m_codeBlock->pcVector().append(PC(reinterpret_cast<void**>(patchBuffer.addressOf(iter->from)) - reinterpret_cast<void**>(code), iter->bytecodeIndex));
     }