/* * This file is subject to the terms and conditions of the GNU General Public * License. See the file "COPYING" in the main directory of this archive * for more details. * * Copyright (C) 1996, 1997, 1998, 2001 by Ralf Baechle */ #ifndef _ASM_BRANCH_H #define _ASM_BRANCH_H #include <asm/ptrace.h> static inline int delay_slot(struct pt_regs *regs) { return regs->cp0_cause & CAUSEF_BD; } static inline unsigned long exception_epc(struct pt_regs *regs) { if (!delay_slot(regs)) return regs->cp0_epc; return regs->cp0_epc + 4; } extern int __compute_return_epc(struct pt_regs *regs); static inline int compute_return_epc(struct pt_regs *regs) { if (!delay_slot(regs)) { regs->cp0_epc += 4; return 0; } return __compute_return_epc(regs); } #endif /* _ASM_BRANCH_H */