183   static char* os_uarch_additional_features();
184   static void vendor_features();
185   // Vendors specific features
186   static void rivos_features();
187 
188   // Determine vector length iff ext_V/UseRVV
189   static uint32_t cpu_vector_length();
190   static uint32_t _initial_vector_length;
191 
192 #ifdef COMPILER2
193   static void c2_initialize();
194 #endif // COMPILER2
195 
196  public:
197   // Initialization
198   static void initialize();
199   static void initialize_cpu_information();
200 
201   constexpr static bool supports_stack_watermark_barrier() { return true; }
202 


203   static bool supports_on_spin_wait() { return UseZihintpause; }
204 
205   // RISCV64 supports fast class initialization checks
206   static bool supports_fast_class_init_checks() { return true; }
207 };
208 
209 #endif // CPU_RISCV_VM_VERSION_RISCV_HPP

183   static char* os_uarch_additional_features();
184   static void vendor_features();
185   // Vendors specific features
186   static void rivos_features();
187 
188   // Determine vector length iff ext_V/UseRVV
189   static uint32_t cpu_vector_length();
190   static uint32_t _initial_vector_length;
191 
192 #ifdef COMPILER2
193   static void c2_initialize();
194 #endif // COMPILER2
195 
196  public:
197   // Initialization
198   static void initialize();
199   static void initialize_cpu_information();
200 
201   constexpr static bool supports_stack_watermark_barrier() { return true; }
202 
203   constexpr static bool supports_recursive_lightweight_locking() { return true; }
204 
205   static bool supports_on_spin_wait() { return UseZihintpause; }
206 
207   // RISCV64 supports fast class initialization checks
208   static bool supports_fast_class_init_checks() { return true; }
209 };
210 
211 #endif // CPU_RISCV_VM_VERSION_RISCV_HPP