1 #include <linux/types.h>
2 #include <linux/errno.h>
3 #include <asm/uaccess.h>
5 #include <asm/sfp-machine.h>
6 #include <math-emu/soft-fp.h>
7 #include <math-emu/double.h>
10 fdiv(void *frD, void *frA, void *frB)
18 printk("%s: %p %p %p\n", __func__, frD, frA, frB);
25 printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
26 printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
29 if (A_c == FP_CLS_ZERO && B_c == FP_CLS_ZERO) {
30 FP_SET_EXCEPTION(EFLAG_VXZDZ);
32 printk("%s: FPSCR_VXZDZ raised\n", __func__);
35 if (A_c == FP_CLS_INF && B_c == FP_CLS_INF) {
36 FP_SET_EXCEPTION(EFLAG_VXIDI);
38 printk("%s: FPSCR_VXIDI raised\n", __func__);
42 if (B_c == FP_CLS_ZERO && A_c != FP_CLS_ZERO) {
43 FP_SET_EXCEPTION(EFLAG_DIVZERO);
44 if (__FPU_TRAP_P(EFLAG_DIVZERO))
45 return FP_CUR_EXCEPTIONS;
50 printk("D: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
55 return FP_CUR_EXCEPTIONS;