1  /* { dg-do compile } */
       2  /* { dg-options "-march=octeon" } */
       3  /* { dg-skip-if "code quality test" { *-*-* } { "-O0" } { "" } } */
       4  /* { dg-final { scan-assembler "\tbbit1\t" } } */
       5  /* { dg-final { scan-assembler "\tbbit0\t" } } */
       6  /* { dg-final { scan-assembler-times "\tbbit.\t" 6 } } */
       7  /* { dg-final { scan-assembler-not "andi\t" } } */
       8  
       9  NOMIPS16 void foo (void);
      10  
      11  NOMIPS16 void
      12  f1 (long long i)
      13  {
      14    if (i & 0x80)
      15      foo ();
      16  }
      17  
      18  NOMIPS16 void
      19  f2 (int i)
      20  {
      21    if (!(i & 0x80))
      22      foo ();
      23  }
      24  
      25  /* f3 and f4 are equivalent and may be subject to ICF.  The attribute
      26     is supposed to prevent that.  */
      27  NOMIPS16 void __attribute__ ((noipa))
      28  f3 (int i)
      29  {
      30    if (i % 2)
      31      foo ();
      32  }
      33  
      34  NOMIPS16 void
      35  f4 (int i)
      36  {
      37    if (i & 1)
      38      foo ();
      39  }
      40  
      41  NOMIPS16 void
      42  f5 (long long i)
      43  {
      44    if ((i >> 3) & 1)
      45      foo ();
      46  }
      47  
      48  unsigned long long r;
      49  
      50  NOMIPS16 static inline __attribute__((always_inline)) int
      51  test_bit(unsigned long long nr, const unsigned long long *addr)
      52  {
      53    return 1UL & (addr[nr >> 6] >> (nr & 63ULL));
      54  }
      55  
      56  NOMIPS16 void
      57  f6 ()
      58  {
      59    if (!test_bit(0, &r))
      60      foo ();
      61  }