mirror of https://gitee.com/openkylin/qemu.git
27 lines
572 B
C
27 lines
572 B
C
/*
|
|
* Xtensa-specific CPU ABI and functions for linux-user
|
|
*/
|
|
#ifndef XTENSA_TARGET_CPU_H
|
|
#define XTENSA_TARGET_CPU_H
|
|
|
|
static inline void cpu_clone_regs(CPUXtensaState *env, target_ulong newsp)
|
|
{
|
|
if (newsp) {
|
|
env->regs[1] = newsp;
|
|
env->sregs[WINDOW_BASE] = 0;
|
|
env->sregs[WINDOW_START] = 0x1;
|
|
}
|
|
env->regs[2] = 0;
|
|
}
|
|
|
|
static inline void cpu_set_tls(CPUXtensaState *env, target_ulong newtls)
|
|
{
|
|
env->uregs[THREADPTR] = newtls;
|
|
}
|
|
|
|
static inline abi_ulong get_sp_from_cpustate(CPUXtensaState *state)
|
|
{
|
|
return state->regs[1];
|
|
}
|
|
#endif
|