gcc/testsuite/gcc.target/powerpc/float128-hw5.c

   1 /* { dg-do compile { target { powerpc*-*-* && lp64 } } } */
   2 /* { dg-require-effective-target powerpc_p9vector_ok } */
   3 /* { dg-options "-mpower9-vector -O2 -ffast-math" } */
   4
   5 extern _Float128 copysignf128 (_Float128, _Float128);
   6
   7 /* Check copysign optimizations that are done for double are also done for
   8    _Float128.  */
   9
  10 _Float128
  11 x_times_cs_one_negx (_Float128 x)
  12 {
  13   return x * copysignf128 (1.0Q, -x);   /* XSNABSQP  */
  14 }
  15
  16 _Float128
  17 x_times_cs_one_x (_Float128 x)
  18 {
  19   return x * copysignf128 (1.0Q, x);    /* XSABSQP  */
  20 }
  21
  22 _Float128
  23 cs_x_x (_Float128 x)
  24 {
  25   return copysignf128 (x, x);           /* no operation.  */
  26 }
  27
  28 /* { dg-final { scan-assembler-times {\mxsabsqp\M}  1 } } */
  29 /* { dg-final { scan-assembler-times {\mxsnabsqp\M} 1 } } */
  30 /* { dg-final { scan-assembler-not   {\mxscpsgnqp\M}  } } */
  31 /* { dg-final { scan-assembler-not   {\mlxvx\M}       } } */
  32 /* { dg-final { scan-assembler-not   {\mlxv\M}        } } */
  33 /* { dg-final { scan-assembler-not   {\mbl\M}         } } */