xref: /linux/arch/powerpc/math-emu/mtfsb1.c (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 #include <linux/types.h>
2 #include <linux/errno.h>
3 #include <asm/uaccess.h>
4 
5 #include <asm/sfp-machine.h>
6 #include <math-emu/soft-fp.h>
7 
8 int
9 mtfsb1(int crbD)
10 {
11 	if ((crbD != 1) && (crbD != 2))
12 		__FPU_FPSCR |= (1 << (31 - crbD));
13 
14 #ifdef DEBUG
15 	printk("%s: %d %08lx\n", __func__, crbD, __FPU_FPSCR);
16 #endif
17 
18 	return 0;
19 }
20