xref: /linux/arch/powerpc/math-emu/fneg.c (revision e58e871becec2d3b04ed91c0c16fe8deac9c9dfa)
1 #include <linux/types.h>
2 #include <linux/errno.h>
3 #include <linux/uaccess.h>
4 
5 int
6 fneg(u32 *frD, u32 *frB)
7 {
8 	frD[0] = frB[0] ^ 0x80000000;
9 	frD[1] = frB[1];
10 
11 #ifdef DEBUG
12 	printk("%s: D %p, B %p: ", __func__, frD, frB);
13 	dump_double(frD);
14 	printk("\n");
15 #endif
16 
17 	return 0;
18 }
19