diff options
Diffstat (limited to 'arch/um/sys-i386/sysdep/ptrace_user.h')
-rw-r--r-- | arch/um/sys-i386/sysdep/ptrace_user.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/arch/um/sys-i386/sysdep/ptrace_user.h b/arch/um/sys-i386/sysdep/ptrace_user.h new file mode 100644 index 000000000000..ef56247e4143 --- /dev/null +++ b/arch/um/sys-i386/sysdep/ptrace_user.h @@ -0,0 +1,50 @@ +/* + * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) + * Licensed under the GPL + */ + +#ifndef __SYSDEP_I386_PTRACE_USER_H__ +#define __SYSDEP_I386_PTRACE_USER_H__ + +#include <sys/ptrace.h> +#include <linux/ptrace.h> +#include <asm/ptrace.h> +#include "user_constants.h" + +#define PT_OFFSET(r) ((r) * sizeof(long)) + +#define PT_SYSCALL_NR(regs) ((regs)[ORIG_EAX]) +#define PT_SYSCALL_NR_OFFSET PT_OFFSET(ORIG_EAX) + +#define PT_SYSCALL_ARG1_OFFSET PT_OFFSET(EBX) +#define PT_SYSCALL_ARG2_OFFSET PT_OFFSET(ECX) +#define PT_SYSCALL_ARG3_OFFSET PT_OFFSET(EDX) +#define PT_SYSCALL_ARG4_OFFSET PT_OFFSET(ESI) +#define PT_SYSCALL_ARG5_OFFSET PT_OFFSET(EDI) +#define PT_SYSCALL_ARG6_OFFSET PT_OFFSET(EBP) + +#define PT_SYSCALL_RET_OFFSET PT_OFFSET(EAX) + +#define REGS_SYSCALL_NR EAX /* This is used before a system call */ +#define REGS_SYSCALL_ARG1 EBX +#define REGS_SYSCALL_ARG2 ECX +#define REGS_SYSCALL_ARG3 EDX +#define REGS_SYSCALL_ARG4 ESI +#define REGS_SYSCALL_ARG5 EDI +#define REGS_SYSCALL_ARG6 EBP + +#define REGS_IP_INDEX EIP +#define REGS_SP_INDEX UESP + +#define PT_IP_OFFSET PT_OFFSET(EIP) +#define PT_IP(regs) ((regs)[EIP]) +#define PT_SP_OFFSET PT_OFFSET(UESP) +#define PT_SP(regs) ((regs)[UESP]) + +#define FP_SIZE ((HOST_FPX_SIZE > HOST_FP_SIZE) ? HOST_FPX_SIZE : HOST_FP_SIZE) + +#ifndef FRAME_SIZE +#define FRAME_SIZE (17) +#endif + +#endif |