linux-surface/arch/alpha/include/asm/ptrace.h
2017-08-10 09:25:24 -04:00

28 lines
715 B
C

#ifndef _ASMAXP_PTRACE_H
#define _ASMAXP_PTRACE_H
#include <uapi/asm/ptrace.h>
#define arch_has_single_step() (1)
#define user_mode(regs) (((regs)->ps & 8) != 0)
#define instruction_pointer(regs) ((regs)->pc)
#define profile_pc(regs) instruction_pointer(regs)
#define current_user_stack_pointer() rdusp()
#define task_pt_regs(task) \
((struct pt_regs *) (task_stack_page(task) + 2*PAGE_SIZE) - 1)
#define current_pt_regs() \
((struct pt_regs *) ((char *)current_thread_info() + 2*PAGE_SIZE) - 1)
#define signal_pt_regs current_pt_regs
#define force_successful_syscall_return() (current_pt_regs()->r0 = 0)
static inline unsigned long regs_return_value(struct pt_regs *regs)
{
return regs->r0;
}
#endif