29 
  30 // Indicates whether the C calling conventions require that
  31 // 32-bit integer argument values are extended to 64 bits.
  32 const bool CCallingConventionRequiresIntsAsLongs = false;
  33 
  34 #define SUPPORTS_NATIVE_CX8
  35 
  36 // The expected size in bytes of a cache line, used to pad data structures.
  37 #if defined(TIERED)
  38   #ifdef _LP64
  39     // tiered, 64-bit, large machine
  40     #define DEFAULT_CACHE_LINE_SIZE 128
  41   #else
  42     // tiered, 32-bit, medium machine
  43     #define DEFAULT_CACHE_LINE_SIZE 64
  44   #endif
  45 #elif defined(COMPILER1)
  46   // pure C1, 32-bit, small machine
  47   // i486 was the last Intel chip with 16-byte cache line size
  48   #define DEFAULT_CACHE_LINE_SIZE 32
  49 #elif defined(COMPILER2) || defined(SHARK)
  50   #ifdef _LP64
  51     // pure C2, 64-bit, large machine
  52     #define DEFAULT_CACHE_LINE_SIZE 128
  53   #else
  54     // pure C2, 32-bit, medium machine
  55     #define DEFAULT_CACHE_LINE_SIZE 64
  56   #endif
  57 #endif
  58 
  59 #if defined(COMPILER2)
  60 // Include Restricted Transactional Memory lock eliding optimization
  61 #define INCLUDE_RTM_OPT 1
  62 #endif
  63 
  64 #if defined(LINUX) || defined(SOLARIS) || defined(__APPLE__)
  65 #define SUPPORT_RESERVED_STACK_AREA
  66 #endif
  67 
  68 #endif // CPU_X86_VM_GLOBALDEFINITIONS_X86_HPP

  29 
  30 // Indicates whether the C calling conventions require that
  31 // 32-bit integer argument values are extended to 64 bits.
  32 const bool CCallingConventionRequiresIntsAsLongs = false;
  33 
  34 #define SUPPORTS_NATIVE_CX8
  35 
  36 // The expected size in bytes of a cache line, used to pad data structures.
  37 #if defined(TIERED)
  38   #ifdef _LP64
  39     // tiered, 64-bit, large machine
  40     #define DEFAULT_CACHE_LINE_SIZE 128
  41   #else
  42     // tiered, 32-bit, medium machine
  43     #define DEFAULT_CACHE_LINE_SIZE 64
  44   #endif
  45 #elif defined(COMPILER1)
  46   // pure C1, 32-bit, small machine
  47   // i486 was the last Intel chip with 16-byte cache line size
  48   #define DEFAULT_CACHE_LINE_SIZE 32
  49 #elif defined(COMPILER2)
  50   #ifdef _LP64
  51     // pure C2, 64-bit, large machine
  52     #define DEFAULT_CACHE_LINE_SIZE 128
  53   #else
  54     // pure C2, 32-bit, medium machine
  55     #define DEFAULT_CACHE_LINE_SIZE 64
  56   #endif
  57 #endif
  58 
  59 #if defined(COMPILER2)
  60 // Include Restricted Transactional Memory lock eliding optimization
  61 #define INCLUDE_RTM_OPT 1
  62 #endif
  63 
  64 #if defined(LINUX) || defined(SOLARIS) || defined(__APPLE__)
  65 #define SUPPORT_RESERVED_STACK_AREA
  66 #endif
  67 
  68 #endif // CPU_X86_VM_GLOBALDEFINITIONS_X86_HPP