xref: /aosp_15_r20/external/libffi/src/arm/ffitarget.h (revision 1fd5a2e1d639cd1ddf29dd0c484c123bbd850c21)
1*1fd5a2e1SPrashanth Swaminathan /* -----------------------------------------------------------------*-C-*-
2*1fd5a2e1SPrashanth Swaminathan    ffitarget.h - Copyright (c) 2012  Anthony Green
3*1fd5a2e1SPrashanth Swaminathan                  Copyright (c) 2010  CodeSourcery
4*1fd5a2e1SPrashanth Swaminathan                  Copyright (c) 1996-2003  Red Hat, Inc.
5*1fd5a2e1SPrashanth Swaminathan 
6*1fd5a2e1SPrashanth Swaminathan    Target configuration macros for ARM.
7*1fd5a2e1SPrashanth Swaminathan 
8*1fd5a2e1SPrashanth Swaminathan    Permission is hereby granted, free of charge, to any person obtaining
9*1fd5a2e1SPrashanth Swaminathan    a copy of this software and associated documentation files (the
10*1fd5a2e1SPrashanth Swaminathan    ``Software''), to deal in the Software without restriction, including
11*1fd5a2e1SPrashanth Swaminathan    without limitation the rights to use, copy, modify, merge, publish,
12*1fd5a2e1SPrashanth Swaminathan    distribute, sublicense, and/or sell copies of the Software, and to
13*1fd5a2e1SPrashanth Swaminathan    permit persons to whom the Software is furnished to do so, subject to
14*1fd5a2e1SPrashanth Swaminathan    the following conditions:
15*1fd5a2e1SPrashanth Swaminathan 
16*1fd5a2e1SPrashanth Swaminathan    The above copyright notice and this permission notice shall be included
17*1fd5a2e1SPrashanth Swaminathan    in all copies or substantial portions of the Software.
18*1fd5a2e1SPrashanth Swaminathan 
19*1fd5a2e1SPrashanth Swaminathan    THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
20*1fd5a2e1SPrashanth Swaminathan    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21*1fd5a2e1SPrashanth Swaminathan    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22*1fd5a2e1SPrashanth Swaminathan    NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
23*1fd5a2e1SPrashanth Swaminathan    HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24*1fd5a2e1SPrashanth Swaminathan    WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25*1fd5a2e1SPrashanth Swaminathan    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26*1fd5a2e1SPrashanth Swaminathan    DEALINGS IN THE SOFTWARE.
27*1fd5a2e1SPrashanth Swaminathan 
28*1fd5a2e1SPrashanth Swaminathan    ----------------------------------------------------------------------- */
29*1fd5a2e1SPrashanth Swaminathan 
30*1fd5a2e1SPrashanth Swaminathan #ifndef LIBFFI_TARGET_H
31*1fd5a2e1SPrashanth Swaminathan #define LIBFFI_TARGET_H
32*1fd5a2e1SPrashanth Swaminathan 
33*1fd5a2e1SPrashanth Swaminathan #ifndef LIBFFI_H
34*1fd5a2e1SPrashanth Swaminathan #error "Please do not include ffitarget.h directly into your source.  Use ffi.h instead."
35*1fd5a2e1SPrashanth Swaminathan #endif
36*1fd5a2e1SPrashanth Swaminathan 
37*1fd5a2e1SPrashanth Swaminathan #ifndef LIBFFI_ASM
38*1fd5a2e1SPrashanth Swaminathan typedef unsigned long          ffi_arg;
39*1fd5a2e1SPrashanth Swaminathan typedef signed long            ffi_sarg;
40*1fd5a2e1SPrashanth Swaminathan 
41*1fd5a2e1SPrashanth Swaminathan typedef enum ffi_abi {
42*1fd5a2e1SPrashanth Swaminathan   FFI_FIRST_ABI = 0,
43*1fd5a2e1SPrashanth Swaminathan   FFI_SYSV,
44*1fd5a2e1SPrashanth Swaminathan   FFI_VFP,
45*1fd5a2e1SPrashanth Swaminathan   FFI_LAST_ABI,
46*1fd5a2e1SPrashanth Swaminathan #if defined(__ARM_PCS_VFP) || defined(_M_ARM)
47*1fd5a2e1SPrashanth Swaminathan   FFI_DEFAULT_ABI = FFI_VFP,
48*1fd5a2e1SPrashanth Swaminathan #else
49*1fd5a2e1SPrashanth Swaminathan   FFI_DEFAULT_ABI = FFI_SYSV,
50*1fd5a2e1SPrashanth Swaminathan #endif
51*1fd5a2e1SPrashanth Swaminathan } ffi_abi;
52*1fd5a2e1SPrashanth Swaminathan #endif
53*1fd5a2e1SPrashanth Swaminathan 
54*1fd5a2e1SPrashanth Swaminathan #define FFI_EXTRA_CIF_FIELDS			\
55*1fd5a2e1SPrashanth Swaminathan   int vfp_used;					\
56*1fd5a2e1SPrashanth Swaminathan   unsigned short vfp_reg_free, vfp_nargs;	\
57*1fd5a2e1SPrashanth Swaminathan   signed char vfp_args[16]			\
58*1fd5a2e1SPrashanth Swaminathan 
59*1fd5a2e1SPrashanth Swaminathan #define FFI_TARGET_SPECIFIC_VARIADIC
60*1fd5a2e1SPrashanth Swaminathan #ifndef _M_ARM
61*1fd5a2e1SPrashanth Swaminathan #define FFI_TARGET_HAS_COMPLEX_TYPE
62*1fd5a2e1SPrashanth Swaminathan #endif
63*1fd5a2e1SPrashanth Swaminathan 
64*1fd5a2e1SPrashanth Swaminathan /* ---- Definitions for closures ----------------------------------------- */
65*1fd5a2e1SPrashanth Swaminathan 
66*1fd5a2e1SPrashanth Swaminathan #define FFI_CLOSURES 1
67*1fd5a2e1SPrashanth Swaminathan #define FFI_GO_CLOSURES 1
68*1fd5a2e1SPrashanth Swaminathan #define FFI_NATIVE_RAW_API 0
69*1fd5a2e1SPrashanth Swaminathan 
70*1fd5a2e1SPrashanth Swaminathan #if defined (FFI_EXEC_TRAMPOLINE_TABLE) && FFI_EXEC_TRAMPOLINE_TABLE
71*1fd5a2e1SPrashanth Swaminathan 
72*1fd5a2e1SPrashanth Swaminathan #ifdef __MACH__
73*1fd5a2e1SPrashanth Swaminathan #define FFI_TRAMPOLINE_SIZE 12
74*1fd5a2e1SPrashanth Swaminathan #define FFI_TRAMPOLINE_CLOSURE_OFFSET 8
75*1fd5a2e1SPrashanth Swaminathan #else
76*1fd5a2e1SPrashanth Swaminathan #error "No trampoline table implementation"
77*1fd5a2e1SPrashanth Swaminathan #endif
78*1fd5a2e1SPrashanth Swaminathan 
79*1fd5a2e1SPrashanth Swaminathan #else
80*1fd5a2e1SPrashanth Swaminathan #ifdef _MSC_VER
81*1fd5a2e1SPrashanth Swaminathan #define FFI_TRAMPOLINE_SIZE 16
82*1fd5a2e1SPrashanth Swaminathan #define FFI_TRAMPOLINE_CLOSURE_FUNCTION 12
83*1fd5a2e1SPrashanth Swaminathan #else
84*1fd5a2e1SPrashanth Swaminathan #define FFI_TRAMPOLINE_SIZE 12
85*1fd5a2e1SPrashanth Swaminathan #endif
86*1fd5a2e1SPrashanth Swaminathan #define FFI_TRAMPOLINE_CLOSURE_OFFSET FFI_TRAMPOLINE_SIZE
87*1fd5a2e1SPrashanth Swaminathan #endif
88*1fd5a2e1SPrashanth Swaminathan 
89*1fd5a2e1SPrashanth Swaminathan #endif
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