gcc/testsuite/gcc.target/powerpc/sd-pwr6.c

   1 /* { dg-do compile { target { powerpc*-*-* } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* powerpc-ibm-aix* } } */
   3 /* { dg-require-effective-target powerpc_vsx_ok } */
   4 /* { dg-require-effective-target dfp } */
   5 /* { dg-options "-O2 -mdejagnu-cpu=power6 -mhard-dfp" } */
   6 /* { dg-final { scan-assembler-not   "lfiwzx"   } } */
   7 /* { dg-final { scan-assembler-times "lfd"    2 } } */
   8 /* { dg-final { scan-assembler-times "dctdp"  2 } } */
   9 /* { dg-final { scan-assembler-times "dadd"   1 } } */
  10 /* { dg-final { scan-assembler-times "drsp"   1 } } */
  11
  12 /* Test that for power6 we need to use a bounce buffer on the stack to load
  13    SDmode variables because the power6 does not have a way to directly load
  14    32-bit values from memory.  */
  15 _Decimal32 a;
  16
  17 void inc_dec32 (void)
  18 {
  19   a += (_Decimal32) 1.0;
  20 }