1 #include <linux/types.h>
2 #include <linux/errno.h>
3 #include <asm/uaccess.h>
9 fnmsub(void *frD, void *frA, void *frB, void *frC)
19 printk("%s: %p %p %p %p\n", __FUNCTION__, frD, frA, frB, frC);
22 __FP_UNPACK_D(A, frA);
23 __FP_UNPACK_D(B, frB);
24 __FP_UNPACK_D(C, frC);
27 printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
28 printk("B: %ld %lu %lu %ld (%ld)\n", B_s, B_f1, B_f0, B_e, B_c);
29 printk("C: %ld %lu %lu %ld (%ld)\n", C_s, C_f1, C_f0, C_e, C_c);
32 if ((A_c == FP_CLS_INF && C_c == FP_CLS_ZERO) ||
33 (A_c == FP_CLS_ZERO && C_c == FP_CLS_INF))
38 if (B_c != FP_CLS_NAN)
41 if (T_s != B_s && T_c == FP_CLS_INF && B_c == FP_CLS_INF)
46 if (R_c != FP_CLS_NAN)
50 printk("D: %ld %lu %lu %ld (%ld)\n", R_s, R_f1, R_f0, R_e, R_c);
53 return (ret | __FP_PACK_D(frD, R));