#include <assert.h>
#include <string.h>
-#include <stdint.h>
#include <list>
#include <map>
#include "trace_parser.hpp"
#include "trace_profiler.hpp"
+#include "scoped_allocator.hpp"
+
namespace image {
class Image;
extern trace::Profiler profiler;
-/**
- * Similar to alloca(), but implemented with malloc.
- */
-class ScopedAllocator
+class ScopedAllocator : public ::ScopedAllocator
{
-private:
- uintptr_t next;
-
public:
- inline
- ScopedAllocator() :
- next(0) {
- }
-
- inline void *
- alloc(size_t size) {
- /* Always return valid address, even when size is zero */
- size = std::max(size, sizeof(uintptr_t));
-
- uintptr_t * buf = static_cast<uintptr_t *>(malloc(sizeof(uintptr_t) + size));
- if (!buf) {
- return NULL;
- }
-
- *buf = next;
- next = reinterpret_cast<uintptr_t>(buf);
- assert((next & 1) == 0);
-
- return static_cast<void *>(&buf[1]);
- }
-
/**
* Allocate an array with the same dimensions as the specified value.
*/
alloc(const trace::Value *value, size_t size) {
const trace::Array *array = dynamic_cast<const trace::Array *>(value);
if (array) {
- return alloc(array->size() * size);
+ return ::ScopedAllocator::alloc(array->size() * size);
}
const trace::Null *null = dynamic_cast<const trace::Null *>(value);
if (null) {
return NULL;
}
- /**
- * Prevent this pointer from being automatically freed.
- */
- template< class T >
- inline void
- bind(T *ptr) {
- if (ptr) {
- reinterpret_cast<uintptr_t *>(ptr)[-1] |= 1;
- }
- }
-
- inline
- ~ScopedAllocator() {
- while (next) {
- uintptr_t temp = *reinterpret_cast<uintptr_t *>(next);
-
- bool bind = temp & 1;
- temp &= ~1;
-
- if (!bind) {
- free(reinterpret_cast<void *>(next));
- }
-
- next = temp;
- }
- }
};
--- /dev/null
+/**************************************************************************
+ *
+ * Copyright 2011-2012 Jose Fonseca
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef _SCOPED_ALLOCATOR_HPP_
+#define _SCOPED_ALLOCATOR_HPP_
+
+
+#include <assert.h>
+#include <stdint.h>
+#include <stdlib.h>
+
+
+/**
+ * Similar to alloca(), but implemented with malloc.
+ */
+class ScopedAllocator
+{
+private:
+ uintptr_t next;
+
+public:
+ inline
+ ScopedAllocator() :
+ next(0) {
+ }
+
+ inline void *
+ alloc(size_t size) {
+ /* Always return valid address, even when size is zero */
+ size = std::max(size, sizeof(uintptr_t));
+
+ uintptr_t * buf = static_cast<uintptr_t *>(malloc(sizeof(uintptr_t) + size));
+ if (!buf) {
+ return NULL;
+ }
+
+ *buf = next;
+ next = reinterpret_cast<uintptr_t>(buf);
+ assert((next & 1) == 0);
+
+ return static_cast<void *>(&buf[1]);
+ }
+
+ template< class T >
+ inline T *
+ alloc(size_t size = 1) {
+ return static_cast<T *>(alloc(sizeof(T) * size));
+ }
+
+ /**
+ * Prevent this pointer from being automatically freed.
+ */
+ template< class T >
+ inline void
+ bind(T *ptr) {
+ if (ptr) {
+ reinterpret_cast<uintptr_t *>(ptr)[-1] |= 1;
+ }
+ }
+
+ inline
+ ~ScopedAllocator() {
+ while (next) {
+ uintptr_t temp = *reinterpret_cast<uintptr_t *>(next);
+
+ bool bind = temp & 1;
+ temp &= ~1;
+
+ if (!bind) {
+ free(reinterpret_cast<void *>(next));
+ }
+
+ next = temp;
+ }
+ }
+};
+
+
+#endif /* _SCOPED_ALLOCATOR_HPP_ */