1  /*
       2   * Copyright (c) 2016-2021 The strace developers.
       3   * All rights reserved.
       4   *
       5   * SPDX-License-Identifier: LGPL-2.1-or-later
       6   */
       7  
       8  static int
       9  sparc64_set_o0_tstate(struct tcb *tcp, const unsigned long o0,
      10  		      const unsigned long tstate_set,
      11  		      const unsigned long tstate_clear)
      12  {
      13  	sparc_regs.u_regs[U_REG_O0] = o0;
      14  	sparc_regs.tstate |= tstate_set;
      15  	sparc_regs.tstate &= ~tstate_clear;
      16  	return set_regs(tcp->pid);
      17  }
      18  
      19  static int
      20  arch_set_error(struct tcb *tcp)
      21  {
      22  	return sparc64_set_o0_tstate(tcp, tcp->u_error, 0x1100000000UL, 0);
      23  }
      24  
      25  static int
      26  arch_set_success(struct tcb *tcp)
      27  {
      28  	return sparc64_set_o0_tstate(tcp, tcp->u_rval, 0, 0x1100000000UL);
      29  }