Ensure that users don't include ffitarget.h directly
[libffi.git] / .pc / ffitarget-include-fix / src / powerpc / ffitarget.h
1 /* -----------------------------------------------------------------*-C-*-
2 ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
3 Copyright (C) 2007, 2008, 2010 Free Software Foundation, Inc
4 Target configuration macros for PowerPC.
5
6 Permission is hereby granted, free of charge, to any person obtaining
7 a copy of this software and associated documentation files (the
8 ``Software''), to deal in the Software without restriction, including
9 without limitation the rights to use, copy, modify, merge, publish,
10 distribute, sublicense, and/or sell copies of the Software, and to
11 permit persons to whom the Software is furnished to do so, subject to
12 the following conditions:
13
14 The above copyright notice and this permission notice shall be included
15 in all copies or substantial portions of the Software.
16
17 THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
18 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
21 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
22 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 DEALINGS IN THE SOFTWARE.
25
26 ----------------------------------------------------------------------- */
27
28 #ifndef LIBFFI_TARGET_H
29 #define LIBFFI_TARGET_H
30
31 /* ---- System specific configurations ----------------------------------- */
32
33 #if defined (POWERPC) && defined (__powerpc64__) /* linux64 */
34 #ifndef POWERPC64
35 #define POWERPC64
36 #endif
37 #elif defined (POWERPC_DARWIN) && defined (__ppc64__) /* Darwin64 */
38 #ifndef POWERPC64
39 #define POWERPC64
40 #endif
41 #ifndef POWERPC_DARWIN64
42 #define POWERPC_DARWIN64
43 #endif
44 #elif defined (POWERPC_AIX) && defined (__64BIT__) /* AIX64 */
45 #ifndef POWERPC64
46 #define POWERPC64
47 #endif
48 #endif
49
50 #ifndef LIBFFI_ASM
51 typedef unsigned long ffi_arg;
52 typedef signed long ffi_sarg;
53
54 typedef enum ffi_abi {
55 FFI_FIRST_ABI = 0,
56
57 #ifdef POWERPC
58 FFI_SYSV,
59 FFI_GCC_SYSV,
60 FFI_LINUX64,
61 FFI_LINUX,
62 FFI_LINUX_SOFT_FLOAT,
63 # if defined(POWERPC64)
64 FFI_DEFAULT_ABI = FFI_LINUX64,
65 # elif defined(__NO_FPRS__)
66 FFI_DEFAULT_ABI = FFI_LINUX_SOFT_FLOAT,
67 # elif (__LDBL_MANT_DIG__ == 106)
68 FFI_DEFAULT_ABI = FFI_LINUX,
69 # else
70 FFI_DEFAULT_ABI = FFI_GCC_SYSV,
71 # endif
72 #endif
73
74 #ifdef POWERPC_AIX
75 FFI_AIX,
76 FFI_DARWIN,
77 FFI_DEFAULT_ABI = FFI_AIX,
78 #endif
79
80 #ifdef POWERPC_DARWIN
81 FFI_AIX,
82 FFI_DARWIN,
83 FFI_DEFAULT_ABI = FFI_DARWIN,
84 #endif
85
86 #ifdef POWERPC_FREEBSD
87 FFI_SYSV,
88 FFI_GCC_SYSV,
89 FFI_LINUX64,
90 FFI_LINUX,
91 FFI_LINUX_SOFT_FLOAT,
92 FFI_DEFAULT_ABI = FFI_SYSV,
93 #endif
94
95 FFI_LAST_ABI
96 } ffi_abi;
97 #endif
98
99 /* ---- Definitions for closures ----------------------------------------- */
100
101 #define FFI_CLOSURES 1
102 #define FFI_NATIVE_RAW_API 0
103
104 /* For additional types like the below, take care about the order in
105 ppc_closures.S. They must follow after the FFI_TYPE_LAST. */
106
107 /* Needed for soft-float long-double-128 support. */
108 #define FFI_TYPE_UINT128 (FFI_TYPE_LAST + 1)
109
110 /* Needed for FFI_SYSV small structure returns.
111 We use two flag bits, (FLAG_SYSV_SMST_R3, FLAG_SYSV_SMST_R4) which are
112 defined in ffi.c, to determine the exact return type and its size. */
113 #define FFI_SYSV_TYPE_SMALL_STRUCT (FFI_TYPE_LAST + 2)
114
115 #if defined(POWERPC64) || defined(POWERPC_AIX)
116 # if defined(POWERPC_DARWIN64)
117 # define FFI_TRAMPOLINE_SIZE 48
118 # else
119 # define FFI_TRAMPOLINE_SIZE 24
120 # endif
121 #else /* POWERPC || POWERPC_AIX */
122 # define FFI_TRAMPOLINE_SIZE 40
123 #endif
124
125 #ifndef LIBFFI_ASM
126 #if defined(POWERPC_DARWIN) || defined(POWERPC_AIX)
127 struct ffi_aix_trampoline_struct {
128 void * code_pointer; /* Pointer to ffi_closure_ASM */
129 void * toc; /* TOC */
130 void * static_chain; /* Pointer to closure */
131 };
132 #endif
133 #endif
134
135 #endif