18c2ecf20Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 28c2ecf20Sopenharmony_ci#include <linux/types.h> 38c2ecf20Sopenharmony_ci#include <linux/errno.h> 48c2ecf20Sopenharmony_ci#include <linux/uaccess.h> 58c2ecf20Sopenharmony_ci 68c2ecf20Sopenharmony_ci#include <asm/sfp-machine.h> 78c2ecf20Sopenharmony_ci#include <math-emu/soft-fp.h> 88c2ecf20Sopenharmony_ci#include <math-emu/double.h> 98c2ecf20Sopenharmony_ci 108c2ecf20Sopenharmony_ciint 118c2ecf20Sopenharmony_cifctiwz(u32 *frD, void *frB) 128c2ecf20Sopenharmony_ci{ 138c2ecf20Sopenharmony_ci FP_DECL_D(B); 148c2ecf20Sopenharmony_ci FP_DECL_EX; 158c2ecf20Sopenharmony_ci u32 fpscr; 168c2ecf20Sopenharmony_ci unsigned int r; 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ci fpscr = __FPU_FPSCR; 198c2ecf20Sopenharmony_ci __FPU_FPSCR &= ~(3); 208c2ecf20Sopenharmony_ci __FPU_FPSCR |= FP_RND_ZERO; 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci FP_UNPACK_DP(B, frB); 238c2ecf20Sopenharmony_ci FP_TO_INT_D(r, B, 32, 1); 248c2ecf20Sopenharmony_ci frD[1] = r; 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci __FPU_FPSCR = fpscr; 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci#ifdef DEBUG 298c2ecf20Sopenharmony_ci printk("%s: D %p, B %p: ", __func__, frD, frB); 308c2ecf20Sopenharmony_ci dump_double(frD); 318c2ecf20Sopenharmony_ci printk("\n"); 328c2ecf20Sopenharmony_ci#endif 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ci return 0; 358c2ecf20Sopenharmony_ci} 36