/* * SPARC specific CPU ABI and functions for linux-user * * Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at> * Copyright (C) 2003-2005 Fabrice Bellard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, see <http://www.gnu.org/licenses/>. */ #ifndef SPARC_TARGET_CPU_H #define SPARC_TARGET_CPU_H static inline void cpu_clone_regs(CPUSPARCState *env, target_ulong newsp) { if (newsp) { env->regwptr[22] = newsp; } /* syscall return for clone child: 0, and clear CF since * this counts as a success return value. */ env->regwptr[0] = 0; #if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) env->xcc &= ~PSR_CARRY; #else env->psr &= ~PSR_CARRY; #endif } static inline void cpu_set_tls(CPUSPARCState *env, target_ulong newtls) { env->gregs[7] = newtls; } #ifndef UREG_I6 #define UREG_I6 6 #endif #ifndef UREG_FP #define UREG_FP UREG_I6 #endif static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state) { return state->regwptr[UREG_FP]; } #endif