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ffitarget.h
executable file
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ffitarget.h
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/* -----------------------------------------------------------------*-C-*-
ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
Copyright (C) 2008 Free Software Foundation, Inc.
Target configuration macros for x86 and x86-64.
Permission is hereby granted, free of charge, to any person obtaining
a copy of this software and associated documentation files (the
``Software''), to deal in the Software without restriction, including
without limitation the rights to use, copy, modify, merge, publish,
distribute, sublicense, and/or sell copies of the Software, and to
permit persons to whom the Software is furnished to do so, subject to
the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
----------------------------------------------------------------------- */
#ifndef LIBFFI_TARGET_H
#define LIBFFI_TARGET_H
/* ---- System specific configurations ----------------------------------- */
#if defined (X86_64) && defined (__i386__)
#undef X86_64
#define X86
#endif
/* ---- Generic type definitions ----------------------------------------- */
#ifndef LIBFFI_ASM
typedef unsigned long ffi_arg;
typedef signed long ffi_sarg;
typedef enum ffi_abi {
FFI_FIRST_ABI = 0,
/* ---- Intel x86 Win32 ---------- */
#ifdef X86_WIN32
FFI_SYSV,
FFI_STDCALL,
/* TODO: Add fastcall support for the sake of completeness */
FFI_DEFAULT_ABI = FFI_SYSV,
#endif
/* ---- Intel x86 and AMD x86-64 - */
#if !defined(X86_WIN32) && (defined(__i386__) || defined(__x86_64__))
FFI_SYSV,
FFI_UNIX64, /* Unix variants all use the same ABI for x86-64 */
#ifdef __i386__
FFI_DEFAULT_ABI = FFI_SYSV,
#else
FFI_DEFAULT_ABI = FFI_UNIX64,
#endif
#endif
FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
} ffi_abi;
#endif
/* ---- Definitions for closures ----------------------------------------- */
#define FFI_CLOSURES 1
#define FFI_TYPE_SMALL_STRUCT_1B (FFI_TYPE_LAST + 1)
#define FFI_TYPE_SMALL_STRUCT_2B (FFI_TYPE_LAST + 2)
#if defined (X86_64) || (defined (__x86_64__) && defined (X86_DARWIN))
#define FFI_TRAMPOLINE_SIZE 24
#define FFI_NATIVE_RAW_API 0
#else
#ifdef X86_WIN32
#define FFI_TRAMPOLINE_SIZE 13
#else
#define FFI_TRAMPOLINE_SIZE 10
#endif
#define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */
#endif
#endif