Files
ftmemsim-valgrind/coregrind/x86-linux/core_platform.h
Nicholas Nethercote db64449073 Arch-abstraction:
- added x86-linux/core_platform.h
- factored out getting/setting of system call arguments, put it in
  platform-specific part.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2685
2004-09-10 17:42:11 +00:00

64 lines
2.6 KiB
C

/*--------------------------------------------------------------------*/
/*--- x86-Linux-specific stuff for the core. ---*/
/*--- x86-linux/core_platform.h ---*/
/*--------------------------------------------------------------------*/
/*
This file is part of Valgrind, an extensible x86 protected-mode
emulator for monitoring program execution on x86-Unixes.
Copyright (C) 2000-2004 Nicholas Nethercote
njn25@cam.ac.uk
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307, USA.
The GNU General Public License is contained in the file COPYING.
*/
#ifndef __X86_LINUX_CORE_PLATFORM_H
#define __X86_LINUX_CORE_PLATFORM_H
//#include "core_platform_asm.h" // platform-specific asm stuff
//#include "platform_arch.h" // platform-specific tool stuff
/* ---------------------------------------------------------------------
Interesting registers
------------------------------------------------------------------ */
// Accessors for the arch_thread_t
#define PLATFORM_SYSCALL_NUM(regs) ((regs).m_eax)
#define PLATFORM_SYSCALL_RET(regs) ((regs).m_eax)
#define PLATFORM_SYSCALL_ARG1(regs) ((regs).m_ebx)
#define PLATFORM_SYSCALL_ARG2(regs) ((regs).m_ecx)
#define PLATFORM_SYSCALL_ARG3(regs) ((regs).m_edx)
#define PLATFORM_SYSCALL_ARG4(regs) ((regs).m_esi)
#define PLATFORM_SYSCALL_ARG5(regs) ((regs).m_edi)
#define PLATFORM_SYSCALL_ARG6(regs) ((regs).m_ebp)
#define PLATFORM_PRE_SYSCALL_RESULT(regs, val) ((regs).m_eax = (val))
// Interesting register numbers
#define R_SYSCALL_NUM R_EAX
#define R_SYSCALL_ARG1 R_EBX
#define R_SYSCALL_RET R_EAX
#endif // __X86_LINUX_CORE_PLATFORM_H
/*--------------------------------------------------------------------*/
/*--- end ---*/
/*--------------------------------------------------------------------*/