1 // SPDX-License-Identifier: GPL-2.0 2 #include <linux/types.h> 3 #include <linux/errno.h> 4 #include <linux/uaccess.h> 5 6 #include <asm/sfp-machine.h> 7 #include <math-emu/soft-fp.h> 8 #include <math-emu/double.h> 9 10 int 11 fctiwz(u32 *frD, void *frB) 12 { 13 FP_DECL_D(B); 14 FP_DECL_EX; 15 u32 fpscr; 16 unsigned int r; 17 18 fpscr = __FPU_FPSCR; 19 __FPU_FPSCR &= ~(3); 20 __FPU_FPSCR |= FP_RND_ZERO; 21 22 FP_UNPACK_DP(B, frB); 23 FP_TO_INT_D(r, B, 32, 1); 24 frD[1] = r; 25 26 __FPU_FPSCR = fpscr; 27 28 #ifdef DEBUG 29 printk("%s: D %p, B %p: ", __func__, frD, frB); 30 dump_double(frD); 31 printk("\n"); 32 #endif 33 34 return 0; 35 } 36