1  /* Copyright (c) 2009, 2010, 2011, 2012 ARM Ltd.
       2  
       3  Permission is hereby granted, free of charge, to any person obtaining
       4  a copy of this software and associated documentation files (the
       5  ``Software''), to deal in the Software without restriction, including
       6  without limitation the rights to use, copy, modify, merge, publish,
       7  distribute, sublicense, and/or sell copies of the Software, and to
       8  permit persons to whom the Software is furnished to do so, subject to
       9  the following conditions:
      10  
      11  The above copyright notice and this permission notice shall be
      12  included in all copies or substantial portions of the Software.
      13  
      14  THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
      15  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
      16  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
      17  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
      18  CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
      19  TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
      20  SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
      21  
      22  #ifndef LIBFFI_TARGET_H
      23  #define LIBFFI_TARGET_H
      24  
      25  #ifndef LIBFFI_H
      26  #error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
      27  #endif
      28  
      29  #ifndef LIBFFI_ASM
      30  #ifdef __ILP32__
      31  #define FFI_SIZEOF_ARG 8
      32  #define FFI_SIZEOF_JAVA_RAW  4
      33  typedef unsigned long long ffi_arg;
      34  typedef signed long long ffi_sarg;
      35  #elif defined(_WIN32)
      36  #define FFI_SIZEOF_ARG 8
      37  typedef unsigned long long ffi_arg;
      38  typedef signed long long ffi_sarg;
      39  #else
      40  typedef unsigned long ffi_arg;
      41  typedef signed long ffi_sarg;
      42  #endif
      43  
      44  typedef enum ffi_abi
      45    {
      46      FFI_FIRST_ABI = 0,
      47      FFI_SYSV,
      48      FFI_WIN64,
      49      FFI_LAST_ABI,
      50  #if defined(_WIN32)
      51      FFI_DEFAULT_ABI = FFI_WIN64
      52  #else
      53      FFI_DEFAULT_ABI = FFI_SYSV
      54  #endif
      55    } ffi_abi;
      56  #endif
      57  
      58  /* ---- Definitions for closures ----------------------------------------- */
      59  
      60  #define FFI_CLOSURES 1
      61  #define FFI_NATIVE_RAW_API 0
      62  
      63  #if defined (FFI_EXEC_TRAMPOLINE_TABLE) && FFI_EXEC_TRAMPOLINE_TABLE
      64  
      65  #ifdef __MACH__
      66  #define FFI_TRAMPOLINE_SIZE 16
      67  #define FFI_TRAMPOLINE_CLOSURE_OFFSET 16
      68  #else
      69  #error "No trampoline table implementation"
      70  #endif
      71  
      72  #else
      73  #define FFI_TRAMPOLINE_SIZE 24
      74  #define FFI_TRAMPOLINE_CLOSURE_OFFSET FFI_TRAMPOLINE_SIZE
      75  #endif
      76  
      77  #ifdef _WIN32
      78  #define FFI_EXTRA_CIF_FIELDS unsigned is_variadic
      79  #endif
      80  #define FFI_TARGET_SPECIFIC_VARIADIC
      81  
      82  /* ---- Internal ---- */
      83  
      84  #if defined (__APPLE__)
      85  #define FFI_EXTRA_CIF_FIELDS unsigned aarch64_nfixedargs
      86  #elif !defined(_WIN32)
      87  /* iOS and Windows reserve x18 for the system.  Disable Go closures until
      88     a new static chain is chosen.  */
      89  #define FFI_GO_CLOSURES 1
      90  #endif
      91  
      92  #ifndef _WIN32
      93  /* No complex type on Windows */
      94  #define FFI_TARGET_HAS_COMPLEX_TYPE
      95  #endif
      96  
      97  #endif