1 /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg 2 ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard 3 */ 4 #ifndef _PARISC_PTRACE_H 5 #define _PARISC_PTRACE_H 6 7 #include <uapi/asm/ptrace.h> 8 9 10 #define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS)) 11 12 #define arch_has_single_step() 1 13 #define arch_has_block_step() 1 14 15 /* XXX should we use iaoq[1] or iaoq[0] ? */ 16 #define user_mode(regs) (((regs)->iaoq[0] & 3) ? 1 : 0) 17 #define user_space(regs) (((regs)->iasq[1] != 0) ? 1 : 0) 18 #define instruction_pointer(regs) ((regs)->iaoq[0] & ~3) 19 #define user_stack_pointer(regs) ((regs)->gr[30]) 20 unsigned long profile_pc(struct pt_regs *); 21 22 static inline unsigned long regs_return_value(struct pt_regs *regs) 23 { 24 return regs->gr[20]; 25 } 26 27 #endif 28