code.vuplus.com Git - vuplus_webkit/blob - Source/JavaScriptCore/wtf/VMTags.h

   1 /*
   2  * Copyright (C) 2009 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef VMTags_h
  27 #define VMTags_h
  28
  29 // On Mac OS X, the VM subsystem allows tagging memory requested from mmap and vm_map
  30 // in order to aid tools that inspect system memory use.
  31 #if OS(DARWIN)
  32
  33 #include <mach/vm_statistics.h>
  34
  35 #if defined(VM_MEMORY_TCMALLOC)
  36 #define VM_TAG_FOR_TCMALLOC_MEMORY VM_MAKE_TAG(VM_MEMORY_TCMALLOC)
  37 #else
  38 #define VM_TAG_FOR_TCMALLOC_MEMORY VM_MAKE_TAG(53)
  39 #endif // defined(VM_MEMORY_TCMALLOC)
  40
  41 #if defined(VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR)
  42 #define VM_TAG_FOR_EXECUTABLEALLOCATOR_MEMORY VM_MAKE_TAG(VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR)
  43 #else
  44 #define VM_TAG_FOR_EXECUTABLEALLOCATOR_MEMORY VM_MAKE_TAG(64)
  45 #endif // defined(VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR)
  46
  47 #if defined(VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE)
  48 #define VM_TAG_FOR_REGISTERFILE_MEMORY VM_MAKE_TAG(VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE)
  49 #else
  50 #define VM_TAG_FOR_REGISTERFILE_MEMORY VM_MAKE_TAG(65)
  51 #endif // defined(VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE)
  52
  53 #if defined(VM_MEMORY_JAVASCRIPT_CORE)
  54 #define VM_TAG_FOR_COLLECTOR_MEMORY VM_MAKE_TAG(VM_MEMORY_JAVASCRIPT_CORE)
  55 #else
  56 #define VM_TAG_FOR_COLLECTOR_MEMORY VM_MAKE_TAG(63)
  57 #endif // defined(VM_MEMORY_JAVASCRIPT_CORE)
  58
  59 #if defined(VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS)
  60 #define VM_TAG_FOR_WEBCORE_PURGEABLE_MEMORY VM_MAKE_TAG(VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS)
  61 #else
  62 #define VM_TAG_FOR_WEBCORE_PURGEABLE_MEMORY VM_MAKE_TAG(69)
  63 #endif // defined(VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS)
  64
  65 #else // OS(DARWIN)
  66
  67 #define VM_TAG_FOR_TCMALLOC_MEMORY -1
  68 #define VM_TAG_FOR_COLLECTOR_MEMORY -1
  69 #define VM_TAG_FOR_EXECUTABLEALLOCATOR_MEMORY -1
  70 #define VM_TAG_FOR_REGISTERFILE_MEMORY -1
  71 #define VM_TAG_FOR_WEBCORE_PURGEABLE_MEMORY -1
  72
  73 #endif // OS(DARWIN)
  74
  75 #endif // VMTags_h