1 /* -----------------------------------------------------------------*-C-*- 2 x86-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 #if defined(__x86_64__) 37 # ifndef X86_64 38 # define X86_64 39 # endif 40 #endif 41 42 /* ---- Generic type definitions ----------------------------------------- */ 43 44 #ifndef LIBFFI_ASM 45 46 typedef unsigned long ffi_arg; 47 typedef signed long ffi_sarg; 48 49 typedef enum ffi_abi { 50 FFI_FIRST_ABI = 0, 51 52 /* ---- Intel x86 Win32 ---------- */ 53 #ifdef X86_WIN32 54 FFI_SYSV, 55 FFI_STDCALL, 56 /* TODO: Add fastcall support for the sake of completeness */ 57 FFI_DEFAULT_ABI = FFI_SYSV, 58 #endif 59 60 /* ---- Intel x86 and AMD x86-64 - */ 61 #if !defined(X86_WIN32) && (defined(__i386__) || defined(__x86_64__)) 62 FFI_SYSV, 63 FFI_UNIX64, /* Unix variants all use the same ABI for x86-64 */ 64 # ifdef __i386__ 65 FFI_DEFAULT_ABI = FFI_SYSV, 66 # else 67 FFI_DEFAULT_ABI = FFI_UNIX64, 68 # endif 69 #endif 70 71 FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 72 } ffi_abi; 73 74 #endif // #ifndef LIBFFI_ASM 75 76 /* ---- Definitions for closures ----------------------------------------- */ 77 78 #define FFI_CLOSURES 1 79 80 #if defined(X86_64) || (defined(__x86_64__) && defined(X86_DARWIN)) 81 # define FFI_TRAMPOLINE_SIZE 24 82 # define FFI_NATIVE_RAW_API 0 83 #else 84 # define FFI_TRAMPOLINE_SIZE 10 85 # define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */ 86 #endif 87 88 #endif // #ifndef LIBFFI_TARGET_H
