From cad810f21b803229eb11403f9209855525a25d57 Mon Sep 17 00:00:00 2001
From: Steve Block <steveblock@google.com>
Date: Fri, 6 May 2011 11:45:16 +0100
Subject: Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
---
 Source/JavaScriptCore/wtf/wince/MemoryManager.cpp | 171 ++++++++++++++++++++++
 1 file changed, 171 insertions(+)
 create mode 100644 Source/JavaScriptCore/wtf/wince/MemoryManager.cpp

(limited to 'Source/JavaScriptCore/wtf/wince/MemoryManager.cpp')

diff --git a/Source/JavaScriptCore/wtf/wince/MemoryManager.cpp b/Source/JavaScriptCore/wtf/wince/MemoryManager.cpp
new file mode 100644
index 0000000..81d4f80
--- /dev/null
+++ b/Source/JavaScriptCore/wtf/wince/MemoryManager.cpp
@@ -0,0 +1,171 @@
+/*
+ * Copyright (C) 2008-2009 Torch Mobile Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+#include "MemoryManager.h"
+
+#undef malloc
+#undef calloc
+#undef realloc
+#undef free
+#undef strdup
+#undef _strdup
+#undef VirtualAlloc
+#undef VirtualFree
+
+#include <malloc.h>
+#include <windows.h>
+
+namespace WTF {
+
+MemoryManager* memoryManager()
+{
+    static MemoryManager mm;
+    return &mm;
+}
+
+MemoryManager::MemoryManager()
+: m_allocationCanFail(false)
+{
+}
+
+MemoryManager::~MemoryManager()
+{
+}
+
+HBITMAP MemoryManager::createCompatibleBitmap(HDC hdc, int width, int height)
+{
+    return ::CreateCompatibleBitmap(hdc, width, height);
+}
+
+HBITMAP MemoryManager::createDIBSection(const BITMAPINFO* pbmi, void** ppvBits)
+{
+    return ::CreateDIBSection(0, pbmi, DIB_RGB_COLORS, ppvBits, 0, 0);
+}
+
+void* MemoryManager::m_malloc(size_t size)
+{
+    return malloc(size);
+}
+
+void* MemoryManager::m_calloc(size_t num, size_t size)
+{
+    return calloc(num, size);
+}
+
+void* MemoryManager::m_realloc(void* p, size_t size)
+{
+    return realloc(p, size);
+}
+
+void MemoryManager::m_free(void* p)
+{
+    return free(p);
+}
+
+bool MemoryManager::resizeMemory(void*, size_t)
+{
+    return false;
+}
+
+void* MemoryManager::allocate64kBlock()
+{
+    return VirtualAlloc(0, 65536, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
+}
+
+void MemoryManager::free64kBlock(void* p)
+{
+    VirtualFree(p, 65536, MEM_RELEASE);
+}
+
+bool MemoryManager::onIdle(DWORD& timeLimitMs)
+{
+    return false;
+}
+
+LPVOID MemoryManager::virtualAlloc(LPVOID lpAddress, DWORD dwSize, DWORD flAllocationType, DWORD flProtect)
+{
+    return ::VirtualAlloc(lpAddress, dwSize, flAllocationType, flProtect);
+}
+
+BOOL MemoryManager::virtualFree(LPVOID lpAddress, DWORD dwSize, DWORD dwFreeType)
+{
+    return ::VirtualFree(lpAddress, dwSize, dwFreeType);
+}
+
+
+#if defined(USE_SYSTEM_MALLOC) && USE_SYSTEM_MALLOC
+
+void *fastMalloc(size_t n) { return malloc(n); }
+void *fastCalloc(size_t n_elements, size_t element_size) { return calloc(n_elements, element_size); }
+void fastFree(void* p) { return free(p); }
+void *fastRealloc(void* p, size_t n) { return realloc(p, n); }
+
+#else
+
+void *fastMalloc(size_t n) { return MemoryManager::m_malloc(n); }
+void *fastCalloc(size_t n_elements, size_t element_size) { return MemoryManager::m_calloc(n_elements, element_size); }
+void fastFree(void* p) { return MemoryManager::m_free(p); }
+void *fastRealloc(void* p, size_t n) { return MemoryManager::m_realloc(p, n); }
+
+#endif
+
+#ifndef NDEBUG
+void fastMallocForbid() {}
+void fastMallocAllow() {}
+#endif
+
+void* fastZeroedMalloc(size_t n)
+{
+    void* p = fastMalloc(n);
+    if (p)
+        memset(p, 0, n);
+    return p;
+}
+
+TryMallocReturnValue tryFastMalloc(size_t n)
+{
+    MemoryAllocationCanFail canFail;
+    return fastMalloc(n);
+}
+
+TryMallocReturnValue tryFastZeroedMalloc(size_t n)
+{
+    MemoryAllocationCanFail canFail;
+    return fastZeroedMalloc(n);
+}
+
+TryMallocReturnValue tryFastCalloc(size_t n_elements, size_t element_size)
+{
+    MemoryAllocationCanFail canFail;
+    return fastCalloc(n_elements, element_size);
+}
+
+TryMallocReturnValue tryFastRealloc(void* p, size_t n)
+{
+    MemoryAllocationCanFail canFail;
+    return fastRealloc(p, n);
+}
+
+char* fastStrDup(const char* str)
+{
+    return _strdup(str);
+}
+
+}
\ No newline at end of file
-- 
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