Release 4.10 arch/powerpc/math-emu/fsel.c
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/uaccess.h>
#include <asm/sfp-machine.h>
#include <math-emu/soft-fp.h>
#include <math-emu/double.h>
int
fsel(u32 *frD, void *frA, u32 *frB, u32 *frC)
{
FP_DECL_D(A);
FP_DECL_EX;
#ifdef DEBUG
printk("%s: %p %p %p %p\n", __func__, frD, frA, frB, frC);
#endif
FP_UNPACK_DP(A, frA);
#ifdef DEBUG
printk("A: %ld %lu %lu %ld (%ld)\n", A_s, A_f1, A_f0, A_e, A_c);
printk("B: %08x %08x\n", frB[0], frB[1]);
printk("C: %08x %08x\n", frC[0], frC[1]);
#endif
if (A_c == FP_CLS_NAN || (A_c != FP_CLS_ZERO && A_s)) {
frD[0] = frB[0];
frD[1] = frB[1];
} else {
frD[0] = frC[0];
frD[1] = frC[1];
}
#ifdef DEBUG
printk("D: %08x.%08x\n", frD[0], frD[1]);
#endif
return 0;
}
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