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      1 // Copyright 2006-2008 the V8 project authors. All rights reserved.
      2 // Redistribution and use in source and binary forms, with or without
      3 // modification, are permitted provided that the following conditions are
      4 // met:
      5 //
      6 //     * Redistributions of source code must retain the above copyright
      7 //       notice, this list of conditions and the following disclaimer.
      8 //     * Redistributions in binary form must reproduce the above
      9 //       copyright notice, this list of conditions and the following
     10 //       disclaimer in the documentation and/or other materials provided
     11 //       with the distribution.
     12 //     * Neither the name of Google Inc. nor the names of its
     13 //       contributors may be used to endorse or promote products derived
     14 //       from this software without specific prior written permission.
     15 //
     16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 
     28 #ifndef V8_V8CHECKS_H_
     29 #define V8_V8CHECKS_H_
     30 
     31 #include "checks.h"
     32 
     33 void API_Fatal(const char* location, const char* format, ...);
     34 
     35 namespace v8 {
     36   class Value;
     37   template <class T> class Handle;
     38 
     39 namespace internal {
     40   intptr_t HeapObjectTagMask();
     41 
     42 } }  // namespace v8::internal
     43 
     44 
     45 void CheckNonEqualsHelper(const char* file,
     46                           int line,
     47                           const char* unexpected_source,
     48                           v8::Handle<v8::Value> unexpected,
     49                           const char* value_source,
     50                           v8::Handle<v8::Value> value);
     51 
     52 void CheckEqualsHelper(const char* file,
     53                        int line,
     54                        const char* expected_source,
     55                        v8::Handle<v8::Value> expected,
     56                        const char* value_source,
     57                        v8::Handle<v8::Value> value);
     58 
     59 #define ASSERT_TAG_ALIGNED(address) \
     60   ASSERT((reinterpret_cast<intptr_t>(address) & HeapObjectTagMask()) == 0)
     61 
     62 #define ASSERT_SIZE_TAG_ALIGNED(size) ASSERT((size & HeapObjectTagMask()) == 0)
     63 
     64 #endif  // V8_V8CHECKS_H_
     65