gcc/testsuite/gcc.target/i386/pr69677.c

   1 /* { dg-do compile { target ia32 } } */
   2 /* { dg-options "-O2 -mno-avx -march=corei7 -fdump-rtl-final" } */
   3
   4 extern const unsigned int a[];
   5 extern const unsigned long long b[];
   6
   7 int
   8 fn1 (unsigned int p1, unsigned long long p2)
   9 {
  10   unsigned int p3;
  11
  12   p3 = a[p1];
  13   if (p3 == 0 || p3 > 64)
  14     return 0;
  15
  16   p2 &= b[p1];
  17   return p2 == ((unsigned long long) 1 << (p3 - 1));
  18 }
  19
  20 // { dg-final { scan-rtl-dump-not "S16 A64\[^\n\]*\\\*movv2di_internal" "final" } }