cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
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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
      7static 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
     19static inline void cpu_clone_regs_parent(CPUXtensaState *env, unsigned flags)
     20{
     21}
     22
     23static inline void cpu_set_tls(CPUXtensaState *env, target_ulong newtls)
     24{
     25    env->uregs[THREADPTR] = newtls;
     26}
     27
     28static inline abi_ulong get_sp_from_cpustate(CPUXtensaState *state)
     29{
     30    return state->regs[1];
     31}
     32#endif