1 /* -----------------------------------------------------------------*-C-*- 2 ffitarget.h - 2014 Michael Knyszek 3 4 Target configuration macros for RISC-V. 5 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: 13 14 The above copyright notice and this permission notice shall be included 15 in all copies or substantial portions of the Software. 16 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. 25 26 ----------------------------------------------------------------------- */ 27 28 #ifndef LIBFFI_TARGET_H 29 #define LIBFFI_TARGET_H 30 31 #ifndef LIBFFI_H 32 #error "Please do not include ffitarget.h directly into your source. Use ffi.h instead." 33 #endif 34 35 #ifndef __riscv 36 #error "libffi was configured for a RISC-V target but this does not appear to be a RISC-V compiler." 37 #endif 38 39 #ifndef LIBFFI_ASM 40 41 typedef unsigned long ffi_arg; 42 typedef signed long ffi_sarg; 43 44 /* FFI_UNUSED_NN and riscv_unused are to maintain ABI compatibility with a 45 distributed Berkeley patch from 2014, and can be removed at SONAME bump */ 46 typedef enum ffi_abi { 47 FFI_FIRST_ABI = 0, 48 FFI_SYSV, 49 FFI_UNUSED_1, 50 FFI_UNUSED_2, 51 FFI_UNUSED_3, 52 FFI_LAST_ABI, 53 54 FFI_DEFAULT_ABI = FFI_SYSV 55 } ffi_abi; 56 57 #endif /* LIBFFI_ASM */ 58 59 /* ---- Definitions for closures ----------------------------------------- */ 60 61 #define FFI_CLOSURES 1 62 #define FFI_GO_CLOSURES 1 63 #define FFI_TRAMPOLINE_SIZE 24 64 #define FFI_NATIVE_RAW_API 0 65 #define FFI_EXTRA_CIF_FIELDS unsigned riscv_nfixedargs; unsigned riscv_unused; 66 #define FFI_TARGET_SPECIFIC_VARIADIC 67 68 #endif 69 70