target_cpu.h (1408B)
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 22 static 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 32 static inline void cpu_clone_regs_parent(CPUMIPSState *env, unsigned flags) 33 { 34 } 35 36 static inline void cpu_set_tls(CPUMIPSState *env, target_ulong newtls) 37 { 38 env->active_tc.CP0_UserLocal = newtls; 39 } 40 41 static inline abi_ulong get_sp_from_cpustate(CPUMIPSState *state) 42 { 43 return state->active_tc.gpr[29]; 44 } 45 #endif