diff options
Diffstat (limited to 'intern/cycles/util/aligned_malloc.h')
-rw-r--r-- | intern/cycles/util/aligned_malloc.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/intern/cycles/util/aligned_malloc.h b/intern/cycles/util/aligned_malloc.h new file mode 100644 index 00000000000..66c2ac1c593 --- /dev/null +++ b/intern/cycles/util/aligned_malloc.h @@ -0,0 +1,50 @@ +/* + * Copyright 2011-2015 Blender Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __UTIL_ALIGNED_MALLOC_H__ +#define __UTIL_ALIGNED_MALLOC_H__ + +#include "util/types.h" + +CCL_NAMESPACE_BEGIN + +/* Minimum alignment needed by all CPU native data types (SSE, AVX). */ +#define MIN_ALIGNMENT_CPU_DATA_TYPES 16 + +/* Allocate block of size bytes at least aligned to a given value. */ +void *util_aligned_malloc(size_t size, int alignment); + +/* Free memory allocated by util_aligned_malloc. */ +void util_aligned_free(void *ptr); + +/* Aligned new operator. */ +template<typename T, typename... Args> T *util_aligned_new(Args... args) +{ + void *mem = util_aligned_malloc(sizeof(T), alignof(T)); + return new (mem) T(args...); +} + +template<typename T> void util_aligned_delete(T *t) +{ + if (t) { + t->~T(); + util_aligned_free(t); + } +} + +CCL_NAMESPACE_END + +#endif /* __UTIL_ALIGNED_MALLOC_H__ */ |