release/src-rt-6.x.4708/linux/linux-2.6.36/arch/powerpc/math-emu/mtfsb0.c

   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 mtfsb0(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 }