1 #include <linux/types.h> 2 #include <linux/errno.h> 3 #include <asm/uaccess.h> 4 5 #include "soft-fp.h" 6 #include "double.h" 7 #include "single.h" 8 9 int 10 fmuls(void *frD, void *frA, void *frB) 11 { 12 FP_DECL_D(A); 13 FP_DECL_D(B); 14 FP_DECL_D(R); 15 int ret = 0; 16 17 #ifdef DEBUG 18 printk("%s: %p %p %p\n", __func__, frD, frA, frB); 19 #endif 20 21 __FP_UNPACK_D(A, frA); 22 __FP_UNPACK_D(B, frB); 23 24 #ifdef DEBUG 25 printk("A: %ld %lu %lu %ld (%ld) [%08lx.%08lx %lx]\n", 26 A_s, A_f1, A_f0, A_e, A_c, A_f1, A_f0, A_e + 1023); 27 printk("B: %ld %lu %lu %ld (%ld) [%08lx.%08lx %lx]\n", 28 B_s, B_f1, B_f0, B_e, B_c, B_f1, B_f0, B_e + 1023); 29 #endif 30 31 if ((A_c == FP_CLS_INF && B_c == FP_CLS_ZERO) || 32 (A_c == FP_CLS_ZERO && B_c == FP_CLS_INF)) 33 ret |= EFLAG_VXIMZ; 34 35 FP_MUL_D(R, A, B); 36 37 #ifdef DEBUG 38 printk("D: %ld %lu %lu %ld (%ld) [%08lx.%08lx %lx]\n", 39 R_s, R_f1, R_f0, R_e, R_c, R_f1, R_f0, R_e + 1023); 40 #endif 41 42 return (ret | __FP_PACK_DS(frD, R)); 43 } 44