2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 1996, 1997, 1998, 2001 by Ralf Baechle
11 #include <asm/ptrace.h>
14 static inline int delay_slot(struct pt_regs *regs)
16 return regs->cp0_cause & CAUSEF_BD;
19 static inline unsigned long exception_epc(struct pt_regs *regs)
21 if (!delay_slot(regs))
24 return regs->cp0_epc + 4;
27 #define BRANCH_LIKELY_TAKEN 0x0001
29 extern int __compute_return_epc(struct pt_regs *regs);
30 extern int __compute_return_epc_for_insn(struct pt_regs *regs,
31 union mips_instruction insn);
33 static inline int compute_return_epc(struct pt_regs *regs)
35 if (!delay_slot(regs)) {
40 return __compute_return_epc(regs);
43 #endif /* _ASM_BRANCH_H */