2 * Copyright 2003 PathScale, Inc.
4 * Licensed under the GPL
7 #ifndef __SYSDEP_X86_64_PTRACE_USER_H__
8 #define __SYSDEP_X86_64_PTRACE_USER_H__
10 #define __FRAME_OFFSETS
11 #include <asm/ptrace.h>
12 #undef __FRAME_OFFSETS
14 #define PT_INDEX(off) ((off) / sizeof(unsigned long))
16 #define PT_SYSCALL_NR(regs) ((regs)[PT_INDEX(ORIG_RAX)])
17 #define PT_SYSCALL_NR_OFFSET (ORIG_RAX)
19 #define PT_SYSCALL_ARG1(regs) (((unsigned long *) (regs))[PT_INDEX(RDI)])
20 #define PT_SYSCALL_ARG1_OFFSET (RDI)
22 #define PT_SYSCALL_ARG2(regs) (((unsigned long *) (regs))[PT_INDEX(RSI)])
23 #define PT_SYSCALL_ARG2_OFFSET (RSI)
25 #define PT_SYSCALL_ARG3(regs) (((unsigned long *) (regs))[PT_INDEX(RDX)])
26 #define PT_SYSCALL_ARG3_OFFSET (RDX)
28 #define PT_SYSCALL_ARG4(regs) (((unsigned long *) (regs))[PT_INDEX(RCX)])
29 #define PT_SYSCALL_ARG4_OFFSET (RCX)
31 #define PT_SYSCALL_ARG5(regs) (((unsigned long *) (regs))[PT_INDEX(R8)])
32 #define PT_SYSCALL_ARG5_OFFSET (R8)
34 #define PT_SYSCALL_ARG6(regs) (((unsigned long *) (regs))[PT_INDEX(R9)])
35 #define PT_SYSCALL_ARG6_OFFSET (R9)
37 #define PT_SYSCALL_RET_OFFSET (RAX)
39 #define PT_IP_OFFSET (RIP)
40 #define PT_IP(regs) ((regs)[PT_INDEX(RIP)])
42 #define PT_SP_OFFSET (RSP)
43 #define PT_SP(regs) ((regs)[PT_INDEX(RSP)])
45 #define PT_ORIG_RAX_OFFSET (ORIG_RAX)
46 #define PT_ORIG_RAX(regs) ((regs)[PT_INDEX(ORIG_RAX)])
48 #define MAX_REG_OFFSET (FRAME_SIZE)
49 #define MAX_REG_NR ((MAX_REG_OFFSET) / sizeof(unsigned long))
51 /* x86_64 FC3 doesn't define this in /usr/include/linux/ptrace.h even though
52 * it's defined in the kernel's include/linux/ptrace.h. Additionally, use the
53 * 2.4 name and value for 2.4 host compatibility.
55 #ifndef PTRACE_OLDSETOPTIONS
56 #define PTRACE_OLDSETOPTIONS 21
62 * Overrides for Emacs so that we follow Linus's tabbing style.
63 * Emacs will notice this stuff at the end of the file and automatically
64 * adjust the settings for this buffer only. This must remain at the end
66 * ---------------------------------------------------------------------------
68 * c-file-style: "linux"