arch/powerpc/math-emu/mtfsb0.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <linux/types.h>
   3 #include <linux/errno.h>
   4 #include <linux/uaccess.h>
   5
   6 #include <asm/sfp-machine.h>
   7 #include <math-emu/soft-fp.h>
   8
   9 int
  10 mtfsb0(int crbD)
  11 {
  12         if ((crbD != 1) && (crbD != 2))
  13                 __FPU_FPSCR &= ~(1 << (31 - crbD));
  14
  15 #ifdef DEBUG
  16         printk("%s: %d %08lx\n", __func__, crbD, __FPU_FPSCR);
  17 #endif
  18
  19         return 0;
  20 }