1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/types.h>
3 #include <linux/errno.h>
4 #include <linux/uaccess.h>
6 #include <asm/sfp-machine.h>
7 #include <math-emu/soft-fp.h>
8 #include <math-emu/double.h>
9 #include <math-emu/single.h>
12 lfs(void *frD, void *ea)
20 printk("%s: D %p, ea %p\n", __func__, frD, ea);
23 if (copy_from_user(&f, ea, sizeof(float)))
29 printk("A: %ld %lu %ld (%ld) [%08lx]\n", A_s, A_f, A_e, A_c,
30 *(unsigned long *)&f);
33 FP_CONV(D, S, 2, 1, R, A);
36 printk("R: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
39 if (R_c == FP_CLS_NAN) {
41 _FP_PACK_RAW_2_P(D, frD, R);