qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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target_cpu.h (757B)

      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_child(CPUXtensaState *env,
      8                                         target_ulong newsp,
      9                                         unsigned flags)
     10 {
     11     if (newsp) {
     12         env->regs[1] = newsp;
     13         env->sregs[WINDOW_BASE] = 0;
     14         env->sregs[WINDOW_START] = 0x1;
     15     }
     16     env->regs[2] = 0;
     17 }
     18 
     19 static inline void cpu_clone_regs_parent(CPUXtensaState *env, unsigned flags)
     20 {
     21 }
     22 
     23 static inline void cpu_set_tls(CPUXtensaState *env, target_ulong newtls)
     24 {
     25     env->uregs[THREADPTR] = newtls;
     26 }
     27 
     28 static inline abi_ulong get_sp_from_cpustate(CPUXtensaState *state)
     29 {
     30     return state->regs[1];
     31 }
     32 #endif