File: id-pr45231.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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void
f (int n, int ppt, int xrot)
{
  int tileWidth;
  int nlwSrc;
  int srcx;
  int v3, v4;
  register unsigned long ca1, cx1, ca2, cx2;
  unsigned long *pSrcLine;
  register unsigned long *pDst;
  register unsigned long *pSrc;
  register unsigned long b, tmp;
  unsigned long tileEndMask;
  int v1, v2;
  int tileEndPart;
  int needFirst;
  tileEndPart = 0;
  v1 = tileEndPart << 5;
  v2 = 32 - v1;
  while (n--)
    {
      if ((srcx = (ppt - xrot) % tileWidth) < 0)
	if (needFirst)
	  if (nlwSrc == 1)
	    {
	      tmp = b;
	      if (tileEndPart)
		b = (*pSrc & tileEndMask) | (*pSrcLine >> v1);
	    }
      if (tileEndPart)
	b = (tmp << v1) | (b >> v2);
      if (v4 != 32)
	*pDst = (*pDst & ((tmp << v3) | (b >> v4) & ca1 ^ cx1)
		 ^ (((tmp << v3) | (b >> v4)) & ca2 ^ cx2));
      *pDst = *pDst & tmp;
    }
}