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src/hotspot/cpu/aarch64/vm_version_aarch64.hpp

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*** 108,11 ***
  enum Ampere_CPU_Model {
      CPU_MODEL_EMAG      = 0x0,   /* CPU implementer is CPU_AMCC */
      CPU_MODEL_ALTRA     = 0xd0c, /* CPU implementer is CPU_ARM, Neoverse N1 */
      CPU_MODEL_ALTRAMAX  = 0xd0c, /* CPU implementer is CPU_ARM, Neoverse N1 */
      CPU_MODEL_AMPERE_1  = 0xac3, /* CPU implementer is CPU_AMPERE */
!     CPU_MODEL_AMPERE_1A = 0xac4  /* CPU implementer is CPU_AMPERE */
  };
  
  #define CPU_FEATURE_FLAGS(decl)               \
      decl(FP,            fp,            0)     \
      decl(ASIMD,         asimd,         1)     \
--- 108,12 ---
  enum Ampere_CPU_Model {
      CPU_MODEL_EMAG      = 0x0,   /* CPU implementer is CPU_AMCC */
      CPU_MODEL_ALTRA     = 0xd0c, /* CPU implementer is CPU_ARM, Neoverse N1 */
      CPU_MODEL_ALTRAMAX  = 0xd0c, /* CPU implementer is CPU_ARM, Neoverse N1 */
      CPU_MODEL_AMPERE_1  = 0xac3, /* CPU implementer is CPU_AMPERE */
!     CPU_MODEL_AMPERE_1A = 0xac4, /* CPU implementer is CPU_AMPERE */
+     CPU_MODEL_AMPERE_1B = 0xac5  /* AMPERE_1B core Implements ARMv8.7 with CSSC, MTE, SM3/SM4 extensions */
  };
  
  #define CPU_FEATURE_FLAGS(decl)               \
      decl(FP,            fp,            0)     \
      decl(ASIMD,         asimd,         1)     \
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