1 /* 2 * Xtensa-specific CPU ABI and functions for linux-user 3 */ 4 #ifndef XTENSA_TARGET_CPU_H 5 #define XTENSA_TARGET_CPU_H 6 7 static inline void cpu_clone_regs(CPUXtensaState *env, target_ulong newsp) 8 { 9 if (newsp) { 10 env->regs[1] = newsp; 11 env->sregs[WINDOW_BASE] = 0; 12 env->sregs[WINDOW_START] = 0x1; 13 } 14 env->regs[2] = 0; 15 } 16 17 static inline void cpu_set_tls(CPUXtensaState *env, target_ulong newtls) 18 { 19 env->uregs[THREADPTR] = newtls; 20 } 21 22 static inline abi_ulong get_sp_from_cpustate(CPUXtensaState *state) 23 { 24 return state->regs[1]; 25 } 26 #endif 27