1 // Copyright 2012 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef V8_CHECKS_H_ 6 #define V8_CHECKS_H_ 7 8 #include "include/v8.h" 9 #include "src/base/logging.h" 10 11 namespace v8 { 12 13 class Value; 14 15 namespace internal { 16 17 #ifdef ENABLE_SLOW_DCHECKS 18 #define SLOW_DCHECK(condition) \ 19 CHECK(!v8::internal::FLAG_enable_slow_asserts || (condition)) 20 extern bool FLAG_enable_slow_asserts; 21 #else 22 #define SLOW_DCHECK(condition) ((void) 0) 23 const bool FLAG_enable_slow_asserts = false; 24 #endif 25 26 } // namespace internal 27 } // namespace v8 28 29 #define DCHECK_TAG_ALIGNED(address) \ 30 DCHECK((reinterpret_cast<intptr_t>(address) & \ 31 ::v8::internal::kHeapObjectTagMask) == 0) 32 33 #define DCHECK_SIZE_TAG_ALIGNED(size) \ 34 DCHECK((size & ::v8::internal::kHeapObjectTagMask) == 0) 35 36 #endif // V8_CHECKS_H_ 37