LXR qemu/linux-user/mips/target

   1/*
   2 * MIPS specific CPU ABI and functions for linux-user
   3 *
   4 * Copyright (c) 2004-2005 Jocelyn Mayer
   5 *
   6 * This library is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU Lesser General Public
   8 * License as published by the Free Software Foundation; either
   9 * version 2.1 of the License, or (at your option) any later version.
  10 *
  11 * This library is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * Lesser General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU Lesser General Public
  17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19#ifndef MIPS_TARGET_CPU_H
  20#define MIPS_TARGET_CPU_H
  21
  22static inline void cpu_clone_regs_child(CPUMIPSState *env, target_ulong newsp,
  23                                        unsigned flags)
  24{
  25    if (newsp) {
  26        env->active_tc.gpr[29] = newsp;
  27    }
  28    env->active_tc.gpr[7] = 0;
  29    env->active_tc.gpr[2] = 0;
  30}
  31
  32static inline void cpu_clone_regs_parent(CPUMIPSState *env, unsigned flags)
  33{
  34}
  35
  36static inline void cpu_set_tls(CPUMIPSState *env, target_ulong newtls)
  37{
  38    env->active_tc.CP0_UserLocal = newtls;
  39}
  40
  41static inline abi_ulong get_sp_from_cpustate(CPUMIPSState *state)
  42{
  43    return state->active_tc.gpr[29];
  44}
  45#endif
  46