1 /* 2 * This file is part of the MicroPython project, http://micropython.org/ 3 * 4 * The MIT License (MIT) 5 * 6 * Copyright (c) 2019 Damien P. George 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a copy 9 * of this software and associated documentation files (the "Software"), to deal 10 * in the Software without restriction, including without limitation the rights 11 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 * copies of the Software, and to permit persons to whom the Software is 13 * furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice shall be included in 16 * all copies or substantial portions of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 * LIABILITY, 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 DEALINGS IN 24 * THE SOFTWARE. 25 */ 26 #ifndef MICROPY_INCLUDED_LIB_UTILS_GCHELPER_H 27 #define MICROPY_INCLUDED_LIB_UTILS_GCHELPER_H 28 29 #include <stdint.h> 30 31 #if MICROPY_GCREGS_SETJMP 32 #include <setjmp.h> 33 typedef jmp_buf gc_helper_regs_t; 34 #else 35 36 #if defined(__x86_64__) 37 typedef uintptr_t gc_helper_regs_t[6]; 38 #elif defined(__i386__) 39 typedef uintptr_t gc_helper_regs_t[4]; 40 #elif defined(__thumb2__) || defined(__thumb__) || defined(__arm__) 41 typedef uintptr_t gc_helper_regs_t[10]; 42 #elif defined(__aarch64__) 43 typedef uintptr_t gc_helper_regs_t[11]; // x19-x29 44 #endif 45 46 #endif 47 48 void gc_helper_collect_regs_and_stack(void); 49 50 #endif // MICROPY_INCLUDED_LIB_UTILS_GCHELPER_H 51