gcc/testsuite/gcc.target/powerpc/mulic3-1.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target ppc_float128_sw } */
   3 /* { dg-options "-O2 -mabi=ieeelongdouble -Wno-psabi" } */
   4
   5 /* When GCC is configured with an older library that does not support IEEE
   6    128-bit, it issues a warning if you change the long double type. We use
   7    -Wno-psabi to silence this warning.  Since this is a code generation test,
   8    it does not matter if the library has full IEEE 128-bit support.  */
   9
  10 /* Check that complex multiply generates the right call for __ibm128 when long
  11    double is IEEE 128-bit floating point.  */
  12
  13 typedef _Complex long double c_ibm128_t __attribute__((mode(__IC__)));
  14
  15 void
  16 multiply (c_ibm128_t *p, c_ibm128_t *q, c_ibm128_t *r)
  17 {
  18   *p = *q * *r;
  19 }
  20
  21 /* { dg-final { scan-assembler {\mbl .*__multc3\M} } } */