Changeset 53922 in webkit for trunk/JavaScriptCore/runtime/MarkStack.h

Timestamp:

Jan 27, 2010, 4:41:29 AM (15 years ago)

Author:

[email protected]

Message:

2010-01-27 Kwang Yul Seo <​[email protected]>

Reviewed by Oliver Hunt.

[BREWMP] Add MarkStack fastMalloc implementation for platforms without VirtualAlloc or mmap.
​https://bugs.webkit.org/show_bug.cgi?id=33582

Use fastMalloc and fastFree to implement MarkStack::allocateStack and
MarkStack::releaseStack for platforms without page level allocation.

• runtime/MarkStack.h: (JSC::MarkStack::MarkStackArray::shrinkAllocation):
• runtime/MarkStackNone.cpp: Added. (JSC::MarkStack::initializePagesize): (JSC::MarkStack::allocateStack): (JSC::MarkStack::releaseStack):

File:

• trunk/JavaScriptCore/runtime/MarkStack.h (modified) (1 diff)

trunk/JavaScriptCore/runtime/MarkStack.h

@@ -154 +154 @@
                 if (size == m_allocated)
                     return;
-#if OS(WINDOWS) || OS(SYMBIAN)
+#if OS(WINDOWS) || OS(SYMBIAN) || PLATFORM(BREWMP)
                 // We cannot release a part of a region with VirtualFree.  To get around this,
                 // we'll release the entire region and reallocate the size that we want.