1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/types.h>
3 #include <linux/errno.h>
4 #include <linux/uaccess.h>
5
6 int
7 fneg(u32 *frD, u32 *frB)
8 {
9 frD[0] = frB[0] ^ 0x80000000;
10 frD[1] = frB[1];
11
12 #ifdef DEBUG
13 printk("%s: D %p, B %p: ", __func__, frD, frB);
14 dump_double(frD);
15 printk("\n");
16 #endif
17
18 return 0;
19 }
20
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