192   static char* os_uarch_additional_features();
193   static void vendor_features();
194   // Vendors specific features
195   static void rivos_features();
196 
197   // Determine vector length iff ext_V/UseRVV
198   static uint32_t cpu_vector_length();
199   static uint32_t _initial_vector_length;
200 
201 #ifdef COMPILER2
202   static void c2_initialize();
203 #endif // COMPILER2
204 
205  public:
206   // Initialization
207   static void initialize();
208   static void initialize_cpu_information();
209 
210   constexpr static bool supports_stack_watermark_barrier() { return true; }
211 


212   static bool supports_on_spin_wait() { return UseZihintpause; }
213 
214   // RISCV64 supports fast class initialization checks
215   static bool supports_fast_class_init_checks() { return true; }
216 };
217 
218 #endif // CPU_RISCV_VM_VERSION_RISCV_HPP

192   static char* os_uarch_additional_features();
193   static void vendor_features();
194   // Vendors specific features
195   static void rivos_features();
196 
197   // Determine vector length iff ext_V/UseRVV
198   static uint32_t cpu_vector_length();
199   static uint32_t _initial_vector_length;
200 
201 #ifdef COMPILER2
202   static void c2_initialize();
203 #endif // COMPILER2
204 
205  public:
206   // Initialization
207   static void initialize();
208   static void initialize_cpu_information();
209 
210   constexpr static bool supports_stack_watermark_barrier() { return true; }
211 
212   constexpr static bool supports_recursive_lightweight_locking() { return true; }
213 
214   static bool supports_on_spin_wait() { return UseZihintpause; }
215 
216   // RISCV64 supports fast class initialization checks
217   static bool supports_fast_class_init_checks() { return true; }
218 };
219 
220 #endif // CPU_RISCV_VM_VERSION_RISCV_HPP