1 /* -----------------------------------------------------------------*-C-*-
2    ffitarget.h - Copyright (c) 1996-2003  Red Hat, Inc.
3    Target configuration macros for x86 and x86-64.
4 
5    Permission is hereby granted, free of charge, to any person obtaining
6    a copy of this software and associated documentation files (the
7    ``Software''), to deal in the Software without restriction, including
8    without limitation the rights to use, copy, modify, merge, publish,
9    distribute, sublicense, and/or sell copies of the Software, and to
10    permit persons to whom the Software is furnished to do so, subject to
11    the following conditions:
12 
13    The above copyright notice and this permission notice shall be included
14    in all copies or substantial portions of the Software.
15 
16    THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, EXPRESS
17    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19    IN NO EVENT SHALL CYGNUS SOLUTIONS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20    OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21    ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22    OTHER DEALINGS IN THE SOFTWARE.
23 
24    ----------------------------------------------------------------------- */
25 
26 #ifndef LIBFFI_TARGET_H
27 #define LIBFFI_TARGET_H
28 
29 /* ---- System specific configurations ----------------------------------- */
30 
31 #if defined (X86_64) && defined (__i386__)
32 #undef X86_64
33 #define X86
34 #endif
35 
36 /* ---- Generic type definitions ----------------------------------------- */
37 
38 #ifndef LIBFFI_ASM
39 #ifndef _WIN64
40 typedef unsigned long          ffi_arg;
41 #else
42 typedef unsigned __int64       ffi_arg;
43 #endif
44 typedef signed long            ffi_sarg;
45 
46 typedef enum ffi_abi {
47   FFI_FIRST_ABI = 0,
48 
49   /* ---- Intel x86 Win32 ---------- */
50   FFI_SYSV,
51 #ifndef _WIN64
52   FFI_STDCALL,
53 #endif
54   /* TODO: Add fastcall support for the sake of completeness */
55   FFI_DEFAULT_ABI = FFI_SYSV,
56 
57   /* ---- Intel x86 and AMD x86-64 - */
58 /* #if !defined(X86_WIN32) && (defined(__i386__) || defined(__x86_64__)) */
59 /*   FFI_SYSV, */
60 /*   FFI_UNIX64,*/   /* Unix variants all use the same ABI for x86-64  */
61 /* #ifdef __i386__ */
62 /*   FFI_DEFAULT_ABI = FFI_SYSV, */
63 /* #else */
64 /*   FFI_DEFAULT_ABI = FFI_UNIX64, */
65 /* #endif */
66 /* #endif */
67 
68   FFI_LAST_ABI = FFI_DEFAULT_ABI + 1
69 } ffi_abi;
70 #endif
71 
72 /* ---- Definitions for closures ----------------------------------------- */
73 
74 #define FFI_CLOSURES 1
75 
76 #ifdef _WIN64
77 #define FFI_TRAMPOLINE_SIZE 29
78 #define FFI_NATIVE_RAW_API 0
79 #else
80 #define FFI_TRAMPOLINE_SIZE 15
81 #define FFI_NATIVE_RAW_API 1	/* x86 has native raw api support */
82 #endif
83 
84 #endif
85 
86