[WIP] TrapHandler 2014/11/27.

src/d8.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 
 // Defined when linking against shared lib on Windows.
 #if defined(USING_V8_SHARED) && !defined(V8_SHARED)
 #define V8_SHARED
 #endif
 
 #include <errno.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/stat.h>
 
+#if V8_OS_WIN
+#include <malloc.h>
+#endif
+
 #ifdef V8_SHARED
 #include <assert.h>
 #endif  // V8_SHARED
 
 #ifndef V8_SHARED
 #include <algorithm>
 #endif  // !V8_SHARED
 
 #ifdef V8_SHARED
 #include "include/v8-testing.h"
@@ skipping 1499 matching lines @@
 }
 #endif  // !V8_SHARED
 
 
 class ShellArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
  public:
   virtual void* Allocate(size_t length) {
     void* data = AllocateUninitialized(length);
     return data == NULL ? data : memset(data, 0, length);
   }
-  virtual void* AllocateUninitialized(size_t length) { return malloc(length); }
-  virtual void Free(void* data, size_t) { free(data); }
+  virtual void* AllocateUninitialized(size_t length) {
+    return Allocate(length, 8);
+  }
+  virtual void* Allocate(size_t length, size_t alignment) {
+#if V8_OS_ANDROID
+    return memalign(alignment, length);
+#elif V8_OS_WIN
+    return _aligned_malloc(length, alignment);
+#else
+    void* ptr = NULL;
+    posix_memalign(&ptr, alignment, length);
+    return ptr;
+#endif
+  }
+  virtual void Free(void* data, size_t) { Free(data); }
+  virtual void Free(void* data) {
+#if V8_OS_WIN
+    _aligned_free(data);
+#else
+    free(data);
+#endif
+  }
 };
 
 
 class MockArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
  public:
   virtual void* Allocate(size_t) OVERRIDE {
     return malloc(0);
   }
   virtual void* AllocateUninitialized(size_t length) OVERRIDE {
     return malloc(0);
   }
+  virtual void* Allocate(size_t length, size_t alignment) OVERRIDE {
+#if V8_OS_ANDROID
+    return memalign(alignment, 0);
+#elif V8_OS_WIN
+    return _aligned_malloc(0, alignment);
+#else
+    void* ptr = NULL;
+    posix_memalign(&ptr, alignment, 0);
+    return ptr;
+#endif
+  }
   virtual void Free(void* p, size_t) OVERRIDE {
     free(p);
   }
 };
 
 
 #ifdef V8_USE_EXTERNAL_STARTUP_DATA
 class StartupDataHandler {
  public:
   StartupDataHandler(const char* natives_blob,
@@ skipping 164 matching lines @@
 }
 
 }  // namespace v8
 
 
 #ifndef GOOGLE3
 int main(int argc, char* argv[]) {
   return v8::Shell::Main(argc, argv);
 }
 #endif