1 /* -----------------------------------------------------------------*-C-*-
2    ffitarget.h - Copyright (c) 2012 Tilera Corp.
3    Target configuration macros for TILE.
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,
17    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19    NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
20    HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
21    WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23    DEALINGS IN THE SOFTWARE.
24    ----------------------------------------------------------------------- */
25 
26 #ifndef LIBFFI_TARGET_H
27 #define LIBFFI_TARGET_H
28 
29 #ifndef LIBFFI_H
30 #error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
31 #endif
32 
33 #ifndef LIBFFI_ASM
34 
35 #include <arch/abi.h>
36 
37 typedef uint_reg_t ffi_arg;
38 typedef int_reg_t  ffi_sarg;
39 
40 typedef enum ffi_abi {
41   FFI_FIRST_ABI = 0,
42   FFI_UNIX,
43   FFI_LAST_ABI,
44   FFI_DEFAULT_ABI = FFI_UNIX
45 } ffi_abi;
46 #endif
47 
48 /* ---- Definitions for closures ----------------------------------------- */
49 #define FFI_CLOSURES 1
50 
51 #ifdef __tilegx__
52 /* We always pass 8-byte values, even in -m32 mode. */
53 # define FFI_SIZEOF_ARG 8
54 # ifdef __LP64__
55 #  define FFI_TRAMPOLINE_SIZE (8 * 5)  /* 5 bundles */
56 # else
57 #  define FFI_TRAMPOLINE_SIZE (8 * 3)  /* 3 bundles */
58 # endif
59 #else
60 # define FFI_SIZEOF_ARG 4
61 # define FFI_TRAMPOLINE_SIZE 8 /* 1 bundle */
62 #endif
63 #define FFI_NATIVE_RAW_API 0
64 
65 #endif
66