1 /* -----------------------------------------------------------------*-C-*-
2 ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc.
3 Copyright (C) 2007 Free Software Foundation, Inc
4 Target configuration macros for PowerPC.
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:
14 The above copyright notice and this permission notice shall be included
15 in all copies or substantial portions of the Software.
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.
26 ----------------------------------------------------------------------- */
28 #ifndef LIBFFI_TARGET_H
29 #define LIBFFI_TARGET_H
31 /* ---- System specific configurations ----------------------------------- */
33 #if defined (POWERPC) && defined (__powerpc64__)
38 typedef unsigned long ffi_arg;
39 typedef signed long ffi_sarg;
41 typedef enum ffi_abi {
51 FFI_DEFAULT_ABI = FFI_LINUX64,
53 # if (!defined(__NO_FPRS__) && (__LDBL_MANT_DIG__ == 106))
54 FFI_DEFAULT_ABI = FFI_LINUX,
57 FFI_DEFAULT_ABI = FFI_LINUX_SOFT_FLOAT,
59 FFI_DEFAULT_ABI = FFI_GCC_SYSV,
68 FFI_DEFAULT_ABI = FFI_AIX,
74 FFI_DEFAULT_ABI = FFI_DARWIN,
77 #ifdef POWERPC_FREEBSD
81 FFI_DEFAULT_ABI = FFI_SYSV,
88 /* ---- Definitions for closures ----------------------------------------- */
90 #define FFI_CLOSURES 1
91 #define FFI_NATIVE_RAW_API 0
93 /* For additional types like the below, take care about the order in
94 ppc_closures.S. They must follow after the FFI_TYPE_LAST. */
96 /* Needed for soft-float long-double-128 support. */
97 #define FFI_TYPE_UINT128 (FFI_TYPE_LAST + 1)
99 /* Needed for FFI_SYSV small structure returns. */
100 #define FFI_SYSV_TYPE_SMALL_STRUCT (FFI_TYPE_LAST + 2)
102 #if defined(POWERPC64) || defined(POWERPC_AIX)
103 #define FFI_TRAMPOLINE_SIZE 24
104 #else /* POWERPC || POWERPC_AIX */
105 #define FFI_TRAMPOLINE_SIZE 40
109 #if defined(POWERPC_DARWIN) || defined(POWERPC_AIX)
110 struct ffi_aix_trampoline_struct {
111 void * code_pointer; /* Pointer to ffi_closure_ASM */
112 void * toc; /* TOC */
113 void * static_chain; /* Pointer to closure */