gcc/testsuite/gcc.target/powerpc/pcrel-opt-ld-si.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target powerpc_pcrel } */
   3 /* { dg-options "-O2 -mdejagnu-cpu=power10 -mpcrel-opt" } */
   4
   5 #define TYPE    int
   6 #define LARGE   0x20000
   7
   8 /* Test whether we get the right number of PCREL_OPT optimizations for int.  */
   9 extern TYPE ext[];
  10
  11 TYPE
  12 get (void)
  13 {
  14   return ext[0];                /* PCREL_OPT relocation.  */
  15 }
  16
  17 TYPE
  18 get2 (void)
  19 {
  20   return ext[2];                /* PCREL_OPT relocation.  */
  21 }
  22
  23 TYPE
  24 get_large (void)
  25 {
  26   return ext[LARGE];            /* No PCREL_OPT (load is  prefixed).  */
  27 }
  28
  29 TYPE
  30 get_variable (unsigned long n)
  31 {
  32   return ext[n];                /* No PCREL_OPT (load is indexed).  */
  33 }
  34
  35 double
  36 get_double (void)
  37 {
  38   return (double) ext[0];       /* No PCREL_OPT (LFIWAX is indexed).  */
  39 }
  40
  41 /* { dg-final { scan-assembler-times "R_PPC64_PCREL_OPT"  2 } } */