gcc/testsuite/gcc.target/s390/20050824-1.c

   1 /* Make sure that the S/390 specific shift_count_operand
   2    predicate work properly.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-options "-O3" } */
   6
   7 unsigned long long
   8 f (unsigned long long a, unsigned long b)
   9 {
  10   asm ("" : : :
  11 #ifdef __s390x__
  12                 "r13", "r14",
  13 #endif
  14                 "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
  15                 "r8", "r9", "r10", "r11", "r12");
  16
  17   return a << ((b + 3) & 63);
  18 }
  19
  20 unsigned long long
  21 g (unsigned long long a, char **b , int c, int d, int e, int f)
  22 {
  23   char buffer [4096];
  24
  25   *b = &buffer[0];
  26
  27   return a << ((unsigned long)&f & 63);
  28 }
  29
  30 unsigned long long
  31 h (unsigned long long a, int b, int c, int d, int e, int f)
  32 {
  33   return a << (((unsigned long)&f + 3));
  34 }