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src/hotspot/cpu/x86/globals_x86.hpp

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rev 57595 : v2.09a with 8235795, 8235931 and 8236035 extracted; rebased to jdk-14+28; merge with 8236035.patch.cr1; merge with 8235795.patch.cr1; merge with 8236035.patch.cr2; merge with 8235795.patch.cr2; merge with 8235795.patch.cr3.


  72 #define DEFAULT_STACK_SHADOW_PAGES (4 DEBUG_ONLY(+5))
  73 #define MIN_STACK_SHADOW_PAGES DEFAULT_STACK_SHADOW_PAGES
  74 #endif // _LP64
  75 
  76 define_pd_global(intx, StackYellowPages, DEFAULT_STACK_YELLOW_PAGES);
  77 define_pd_global(intx, StackRedPages, DEFAULT_STACK_RED_PAGES);
  78 define_pd_global(intx, StackShadowPages, DEFAULT_STACK_SHADOW_PAGES);
  79 define_pd_global(intx, StackReservedPages, DEFAULT_STACK_RESERVED_PAGES);
  80 
  81 define_pd_global(bool, RewriteBytecodes,     true);
  82 define_pd_global(bool, RewriteFrequentPairs, true);
  83 
  84 define_pd_global(uintx, TypeProfileLevel, 111);
  85 
  86 define_pd_global(bool, CompactStrings, true);
  87 
  88 define_pd_global(bool, PreserveFramePointer, false);
  89 
  90 define_pd_global(intx, InitArrayShortSize, 8*BytesPerLong);
  91 















  92 #define ARCH_FLAGS(develop, \
  93                    product, \
  94                    diagnostic, \
  95                    experimental, \
  96                    notproduct, \
  97                    range, \
  98                    constraint, \
  99                    writeable) \
 100                                                                             \
 101   develop(bool, IEEEPrecision, true,                                        \
 102           "Enables IEEE precision (for INTEL only)")                        \
 103                                                                             \
 104   product(bool, UseStoreImmI16, true,                                       \
 105           "Use store immediate 16-bits value instruction on x86")           \
 106                                                                             \
 107   product(intx, UseAVX, 3,                                                  \
 108           "Highest supported AVX instructions set on x86/x64")              \
 109           range(0, 99)                                                      \
 110                                                                             \
 111   product(bool, UseCLMUL, false,                                            \




  72 #define DEFAULT_STACK_SHADOW_PAGES (4 DEBUG_ONLY(+5))
  73 #define MIN_STACK_SHADOW_PAGES DEFAULT_STACK_SHADOW_PAGES
  74 #endif // _LP64
  75 
  76 define_pd_global(intx, StackYellowPages, DEFAULT_STACK_YELLOW_PAGES);
  77 define_pd_global(intx, StackRedPages, DEFAULT_STACK_RED_PAGES);
  78 define_pd_global(intx, StackShadowPages, DEFAULT_STACK_SHADOW_PAGES);
  79 define_pd_global(intx, StackReservedPages, DEFAULT_STACK_RESERVED_PAGES);
  80 
  81 define_pd_global(bool, RewriteBytecodes,     true);
  82 define_pd_global(bool, RewriteFrequentPairs, true);
  83 
  84 define_pd_global(uintx, TypeProfileLevel, 111);
  85 
  86 define_pd_global(bool, CompactStrings, true);
  87 
  88 define_pd_global(bool, PreserveFramePointer, false);
  89 
  90 define_pd_global(intx, InitArrayShortSize, 8*BytesPerLong);
  91 
  92 #if defined(_LP64) || defined(_WINDOWS)
  93 // ObjectMonitor ref_count is implemented in LP64 C2 fast_lock()
  94 // and fast_unlock() so we don't need the handshake by default.
  95 #ifdef _LP64
  96 define_pd_global(bool, HandshakeAfterDeflateIdleMonitors, false);
  97 #else
  98 define_pd_global(bool, HandshakeAfterDeflateIdleMonitors, true);
  99 #endif
 100 #else
 101 // ObjectMonitor ref_count not implemented in C2 fast_lock() or
 102 // fast_unlock() so use a handshake for safety.
 103 // Will use a safepoint instead of a handshake on this platform.
 104 define_pd_global(bool, HandshakeAfterDeflateIdleMonitors, true);
 105 #endif
 106 
 107 #define ARCH_FLAGS(develop, \
 108                    product, \
 109                    diagnostic, \
 110                    experimental, \
 111                    notproduct, \
 112                    range, \
 113                    constraint, \
 114                    writeable) \
 115                                                                             \
 116   develop(bool, IEEEPrecision, true,                                        \
 117           "Enables IEEE precision (for INTEL only)")                        \
 118                                                                             \
 119   product(bool, UseStoreImmI16, true,                                       \
 120           "Use store immediate 16-bits value instruction on x86")           \
 121                                                                             \
 122   product(intx, UseAVX, 3,                                                  \
 123           "Highest supported AVX instructions set on x86/x64")              \
 124           range(0, 99)                                                      \
 125                                                                             \
 126   product(bool, UseCLMUL, false,                                            \


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