15cd27208SKumar Gala #include <linux/types.h> 25cd27208SKumar Gala #include <linux/errno.h> 35cd27208SKumar Gala #include <asm/uaccess.h> 45cd27208SKumar Gala 5d2b194edSKumar Gala #include <asm/sfp-machine.h> 6d2b194edSKumar Gala #include <math-emu/soft-fp.h> 7d2b194edSKumar Gala #include <math-emu/double.h> 85cd27208SKumar Gala 95cd27208SKumar Gala int 105cd27208SKumar Gala fmul(void *frD, void *frA, void *frB) 115cd27208SKumar Gala { 125cd27208SKumar Gala FP_DECL_D(A); 135cd27208SKumar Gala FP_DECL_D(B); 145cd27208SKumar Gala FP_DECL_D(R); 15d2b194edSKumar Gala FP_DECL_EX; 165cd27208SKumar Gala 175cd27208SKumar Gala #ifdef DEBUG 18e48b1b45SHarvey Harrison printk("%s: %p %p %p\n", __func__, frD, frA, frB); 195cd27208SKumar Gala #endif 205cd27208SKumar Gala 21d2b194edSKumar Gala FP_UNPACK_DP(A, frA); 22d2b194edSKumar Gala FP_UNPACK_DP(B, frB); 235cd27208SKumar Gala 245cd27208SKumar Gala #ifdef DEBUG 255cd27208SKumar Gala printk("A: %ld %lu %lu %ld (%ld) [%08lx.%08lx %lx]\n", 265cd27208SKumar Gala A_s, A_f1, A_f0, A_e, A_c, A_f1, A_f0, A_e + 1023); 275cd27208SKumar Gala printk("B: %ld %lu %lu %ld (%ld) [%08lx.%08lx %lx]\n", 285cd27208SKumar Gala B_s, B_f1, B_f0, B_e, B_c, B_f1, B_f0, B_e + 1023); 295cd27208SKumar Gala #endif 305cd27208SKumar Gala 315cd27208SKumar Gala if ((A_c == FP_CLS_INF && B_c == FP_CLS_ZERO) || 325cd27208SKumar Gala (A_c == FP_CLS_ZERO && B_c == FP_CLS_INF)) 33033b8a33SLiu Yu FP_SET_EXCEPTION(EFLAG_VXIMZ); 345cd27208SKumar Gala 355cd27208SKumar Gala FP_MUL_D(R, A, B); 365cd27208SKumar Gala 375cd27208SKumar Gala #ifdef DEBUG 385cd27208SKumar Gala printk("D: %ld %lu %lu %ld (%ld) [%08lx.%08lx %lx]\n", 395cd27208SKumar Gala R_s, R_f1, R_f0, R_e, R_c, R_f1, R_f0, R_e + 1023); 405cd27208SKumar Gala #endif 415cd27208SKumar Gala 42d2b194edSKumar Gala __FP_PACK_D(frD, R); 43d2b194edSKumar Gala 44d2b194edSKumar Gala return FP_CUR_EXCEPTIONS; 455cd27208SKumar Gala } 46