1 /* 2 * Copyright (c) 2021, Nordic Semiconductor ASA 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 #ifndef ZEPHYR_INCLUDE_ARCH_ARM_CORTEX_M_FPU_H_ 8 #define ZEPHYR_INCLUDE_ARCH_ARM_CORTEX_M_FPU_H_ 9 10 struct fpu_ctx_full { 11 uint32_t caller_saved[16]; 12 uint32_t callee_saved[16]; 13 uint32_t fpscr; 14 bool ctx_saved; 15 }; 16 17 void z_arm_save_fp_context(struct fpu_ctx_full *buffer); 18 void z_arm_restore_fp_context(const struct fpu_ctx_full *buffer); 19 20 #endif /* ZEPHYR_INCLUDE_ARCH_ARM_CORTEX_M_FPU_H_ */ 21