acrn-kernel/arch/powerpc/math-emu/mtfsb1.c

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#include <linux/types.h>
#include <linux/errno.h>
#include <asm/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
int
mtfsb1(int crbD)
{
if ((crbD != 1) && (crbD != 2))
__FPU_FPSCR |= (1 << (31 - crbD));
#ifdef DEBUG
printk("%s: %d %08lx\n", __func__, crbD, __FPU_FPSCR);
#endif
return 0;
}