projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * Copyright 2003 PathScale, Inc. | |
| 3 | * | |
| 4 | * Licensed under the GPL | |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef __SYSDEP_X86_64_PTRACE_USER_H__ | |
| 8 | #define __SYSDEP_X86_64_PTRACE_USER_H__ | |
| 9 | ||
| 10 | #define __FRAME_OFFSETS | |
| 11 | #include <sys/ptrace.h> | |
| 12 | #include <linux/ptrace.h> | |
| 13 | #include <asm/ptrace.h> | |
| 14 | #undef __FRAME_OFFSETS | |
| 2f56debd | 15 | #include "user_constants.h" |
| 1da177e4 LT |
16 | |
| 17 | #define PT_INDEX(off) ((off) / sizeof(unsigned long)) | |
| 18 | ||
| 19 | #define PT_SYSCALL_NR(regs) ((regs)[PT_INDEX(ORIG_RAX)]) | |
| 20 | #define PT_SYSCALL_NR_OFFSET (ORIG_RAX) | |
| 21 | ||
| 22 | #define PT_SYSCALL_ARG1(regs) (((unsigned long *) (regs))[PT_INDEX(RDI)]) | |
| 23 | #define PT_SYSCALL_ARG1_OFFSET (RDI) | |
| 24 | ||
| 25 | #define PT_SYSCALL_ARG2(regs) (((unsigned long *) (regs))[PT_INDEX(RSI)]) | |
| 26 | #define PT_SYSCALL_ARG2_OFFSET (RSI) | |
| 27 | ||
| 28 | #define PT_SYSCALL_ARG3(regs) (((unsigned long *) (regs))[PT_INDEX(RDX)]) | |
| 29 | #define PT_SYSCALL_ARG3_OFFSET (RDX) | |
| 30 | ||
| 31 | #define PT_SYSCALL_ARG4(regs) (((unsigned long *) (regs))[PT_INDEX(RCX)]) | |
| 32 | #define PT_SYSCALL_ARG4_OFFSET (RCX) | |
| 33 | ||
| 34 | #define PT_SYSCALL_ARG5(regs) (((unsigned long *) (regs))[PT_INDEX(R8)]) | |
| 35 | #define PT_SYSCALL_ARG5_OFFSET (R8) | |
| 36 | ||
| 37 | #define PT_SYSCALL_ARG6(regs) (((unsigned long *) (regs))[PT_INDEX(R9)]) | |
| 38 | #define PT_SYSCALL_ARG6_OFFSET (R9) | |
| 39 | ||
| 40 | #define PT_SYSCALL_RET_OFFSET (RAX) | |
| 41 | ||
| 42 | #define PT_IP_OFFSET (RIP) | |
| 43 | #define PT_IP(regs) ((regs)[PT_INDEX(RIP)]) | |
| 44 | ||
| 45 | #define PT_SP_OFFSET (RSP) | |
| 46 | #define PT_SP(regs) ((regs)[PT_INDEX(RSP)]) | |
| 47 | ||
| 48 | #define PT_ORIG_RAX_OFFSET (ORIG_RAX) | |
| 49 | #define PT_ORIG_RAX(regs) ((regs)[PT_INDEX(ORIG_RAX)]) | |
| 50 | ||
| 47906dd9 JD |
51 | /* |
| 52 | * x86_64 FC3 doesn't define this in /usr/include/linux/ptrace.h even though | |
| 1da177e4 LT |
53 | * it's defined in the kernel's include/linux/ptrace.h. Additionally, use the |
| 54 | * 2.4 name and value for 2.4 host compatibility. | |
| 55 | */ | |
| 56 | #ifndef PTRACE_OLDSETOPTIONS | |
| 57 | #define PTRACE_OLDSETOPTIONS 21 | |
| 58 | #endif | |
| 59 | ||
| 47906dd9 JD |
60 | /* |
| 61 | * These are before the system call, so the system call number is RAX | |
| d67b569f JD |
62 | * rather than ORIG_RAX, and arg4 is R10 rather than RCX |
| 63 | */ | |
| 64 | #define REGS_SYSCALL_NR PT_INDEX(RAX) | |
| 65 | #define REGS_SYSCALL_ARG1 PT_INDEX(RDI) | |
| 66 | #define REGS_SYSCALL_ARG2 PT_INDEX(RSI) | |
| 67 | #define REGS_SYSCALL_ARG3 PT_INDEX(RDX) | |
| 68 | #define REGS_SYSCALL_ARG4 PT_INDEX(R10) | |
| 69 | #define REGS_SYSCALL_ARG5 PT_INDEX(R8) | |
| 70 | #define REGS_SYSCALL_ARG6 PT_INDEX(R9) | |
| 71 | ||
| 72 | #define REGS_IP_INDEX PT_INDEX(RIP) | |
| 73 | #define REGS_SP_INDEX PT_INDEX(RSP) | |
| 74 | ||
| 2f56debd JD |
75 | #define FP_SIZE (HOST_FP_SIZE) |
| 76 | ||
| 1da177e4 | 77 | #endif |