gcc/testsuite/gcc.target/sh/pr50751-2.c

   1 /* Check that the mov.b displacement addressing insn is generated and the
   2    base address is adjusted only once.  On SH2A this test is skipped because
   3    there is a 4 byte mov.b insn that can handle larger displacements.  Thus
   4    on SH2A the base address will not be adjusted in this case.  */
   5 /* { dg-do compile { target { ! sh2a } } }  */
   6 /* { dg-options "-O1" } */
   7 /* { dg-final { scan-assembler-times "add" 2 } } */
   8
   9 void
  10 testfunc_00 (const char* ap, char* bp)
  11 {
  12   bp[0] = ap[15];
  13   bp[2] = ap[5];
  14   bp[9] = ap[7];
  15   bp[0] = ap[25];
  16 }
  17
  18 void
  19 testfunc_01 (volatile const char* ap, volatile char* bp)
  20 {
  21   bp[0] = ap[15];
  22   bp[2] = ap[5];
  23   bp[9] = ap[7];
  24   bp[0] = ap[25];
  25 }
  26