[WIP] TrapHandler 2014/11/27.

src/d8.cc

Index: src/d8.cc
diff --git a/src/d8.cc b/src/d8.cc
index e18f2da91d1a03ccdba7e5de40a00c3d86127f71..db189a5c42040d67b8f478a94c1f57c36cc9e0e1 100644
--- a/src/d8.cc
+++ b/src/d8.cc
@@ -13,6 +13,10 @@
 #include <string.h>
 #include <sys/stat.h>
 
+#if V8_OS_WIN
+#include <malloc.h>
+#endif
+
 #ifdef V8_SHARED
 #include <assert.h>
 #endif  // V8_SHARED
@@ -1532,8 +1536,28 @@ class ShellArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
     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
+  }
 };
 
 
@@ -1545,6 +1569,17 @@ class MockArrayBufferAllocator : public v8::ArrayBuffer::Allocator {
   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);
   }