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/* { dg-do compile { target powerpc*-*-* ia64-*-* i?86-*-* x86_64-*-* } } */

/* { dg-require-effective-target freorder } */

/* { dg-options "-O -fno-guess-branch-probability -fpeel-loops -freorder-blocks-and-partition -fschedule-insns2 -fsel-sched-pipelining -fselective-scheduling2" } */

struct intC

{

  short x;

  short y;

};

int size_x;

static inline int

TileDiffXY (int x, int y)

{

  return (y * size_x) + x;

}

struct HangarTileTable

{

  struct intC ti;

  int hangar_num;

};

struct AirportSpec

{

  struct HangarTileTable *depot_table;

  int size;

};

void Get ();

struct AirportSpec dummy;

static inline int

GetRotatedTileFromOffset (int *a, struct intC tidc)

{

  if (!*a)

    Get ();

  switch (*a)

    {

    case 0:

      return (tidc.y << size_x) + tidc.x;

    case 1:

      return TileDiffXY (tidc.y, dummy.size - tidc.x);

    case 2:

      return TileDiffXY (tidc.x, dummy.size - tidc.y);

    case 3:

      return TileDiffXY (dummy.size - 1, tidc.x);

    }

}

int

GetHangarNum (int *a)

{

        int i;

  for (i = 0; i < dummy.size; i++)

    if (GetRotatedTileFromOffset (a, dummy.depot_table[i].ti))

      return dummy.depot_table[i].hangar_num;

}