gcc/testsuite/gcc.target/arc/umulsihi3_z.c

   1 /* Check if the optimizers are not removing the umulsihi3_imm
   2    instruction.  */
   3 /* { dg-do run } */
   4 /* { dg-options "-O2 -fno-inline" } */
   5
   6 #include <stdint.h>
   7
   8 static int32_t test (int16_t reg_val)
   9 {
  10   int32_t x = (reg_val & 0xf) * 62500;
  11   return x;
  12 }
  13
  14 int main (void)
  15 {
  16   volatile int32_t x = 0xc172;
  17   x = test (x);
  18
  19   if (x != 0x0001e848)
  20     __builtin_abort ();
  21   return 0;
  22 }
  23