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/arch/um/sys-i386/shared/sysdep/ptrace_user.h

https://gitlab.com/tiler/tiler-omap4
C Header | 50 lines | 34 code | 12 blank | 4 comment | 0 complexity | cccea7eaf204a5d0d13aa1cbd6540fb2 MD5 | raw file
 1/* 
 2 * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
 3 * Licensed under the GPL
 4 */
 5
 6#ifndef __SYSDEP_I386_PTRACE_USER_H__
 7#define __SYSDEP_I386_PTRACE_USER_H__
 8
 9#include <sys/ptrace.h>
10#include <linux/ptrace.h>
11#include <asm/ptrace.h>
12#include "user_constants.h"
13
14#define PT_OFFSET(r) ((r) * sizeof(long))
15
16#define PT_SYSCALL_NR(regs) ((regs)[ORIG_EAX])
17#define PT_SYSCALL_NR_OFFSET PT_OFFSET(ORIG_EAX)
18
19#define PT_SYSCALL_ARG1_OFFSET PT_OFFSET(EBX)
20#define PT_SYSCALL_ARG2_OFFSET PT_OFFSET(ECX)
21#define PT_SYSCALL_ARG3_OFFSET PT_OFFSET(EDX)
22#define PT_SYSCALL_ARG4_OFFSET PT_OFFSET(ESI)
23#define PT_SYSCALL_ARG5_OFFSET PT_OFFSET(EDI)
24#define PT_SYSCALL_ARG6_OFFSET PT_OFFSET(EBP)
25
26#define PT_SYSCALL_RET_OFFSET PT_OFFSET(EAX)
27
28#define REGS_SYSCALL_NR EAX /* This is used before a system call */
29#define REGS_SYSCALL_ARG1 EBX
30#define REGS_SYSCALL_ARG2 ECX
31#define REGS_SYSCALL_ARG3 EDX
32#define REGS_SYSCALL_ARG4 ESI
33#define REGS_SYSCALL_ARG5 EDI
34#define REGS_SYSCALL_ARG6 EBP
35
36#define REGS_IP_INDEX EIP
37#define REGS_SP_INDEX UESP
38
39#define PT_IP_OFFSET PT_OFFSET(EIP)
40#define PT_IP(regs) ((regs)[EIP])
41#define PT_SP_OFFSET PT_OFFSET(UESP)
42#define PT_SP(regs) ((regs)[UESP])
43
44#define FP_SIZE ((HOST_FPX_SIZE > HOST_FP_SIZE) ? HOST_FPX_SIZE : HOST_FP_SIZE)
45
46#ifndef FRAME_SIZE
47#define FRAME_SIZE (17)
48#endif
49
50#endif