gcc/testsuite/gcc.target/sh/pr39423-1.c

   1 /* Check that displacement addressing is used for indexed addresses with a
   2    small offset, instead of re-calculating the index.  */
   3 /* { dg-do compile }  */
   4 /* { dg-options "-O2" } */
   5 /* { dg-final { scan-assembler-not "add\t#1" } } */
   6
   7 int
   8 test_00 (int tab[], int index)
   9 {
  10   return tab[index + 1];
  11 }
  12
  13 int
  14 test_01 (short tab[], int index)
  15 {
  16   return tab[index + 1];
  17 }
  18
  19 int
  20 test_02 (unsigned short tab[], int index)
  21 {
  22   return tab[index + 1];
  23 }
  24
  25 int
  26 test_03 (long long tab[], int index)
  27 {
  28   return (int)tab[index + 1];
  29 }
  30
  31 void
  32 test_04 (int tab[], int index, int val)
  33 {
  34   tab[index + 1] = val;
  35 }
  36
  37 void
  38 test_05 (short tab[], int index, int val)
  39 {
  40   tab[index + 1] = (short)val;
  41 }
  42
  43 void
  44 test_06 (unsigned short tab[], int index, int val)
  45 {
  46   tab[index + 1] = (unsigned short)val;
  47 }