| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |  | 
|  | 8 | int | 
|  | 9 | fsel(u32 *frD, void *frA, u32 *frB, u32 *frC) | 
|  | 10 | { | 
|  | 11 | FP_DECL_D(A); | 
|  | 12 |  | 
|  | 13 | #ifdef DEBUG | 
|  | 14 | printk("%s: %p %p %p %p\n", __FUNCTION__, frD, frA, frB, frC); | 
|  | 15 | #endif | 
|  | 16 |  | 
|  | 17 | __FP_UNPACK_D(A, frA); | 
|  | 18 |  | 
|  | 19 | #ifdef DEBUG | 
|  | 20 | printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c); | 
|  | 21 | printk("B: %08x %08x\n", frB[0], frB[1]); | 
|  | 22 | printk("C: %08x %08x\n", frC[0], frC[1]); | 
|  | 23 | #endif | 
|  | 24 |  | 
|  | 25 | if (A_c == FP_CLS_NAN || (A_c != FP_CLS_ZERO && A_s)) { | 
|  | 26 | frD[0] = frB[0]; | 
|  | 27 | frD[1] = frB[1]; | 
|  | 28 | } else { | 
|  | 29 | frD[0] = frC[0]; | 
|  | 30 | frD[1] = frC[1]; | 
|  | 31 | } | 
|  | 32 |  | 
|  | 33 | #ifdef DEBUG | 
|  | 34 | printk("D: %08x.%08x\n", frD[0], frD[1]); | 
|  | 35 | #endif | 
|  | 36 |  | 
|  | 37 | return 0; | 
|  | 38 | } |