File: fold-vec-splats-floatdouble.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* Verify that overloaded built-ins for vec_splat with float and
   double inputs for VSX produce the right code.  */

/* { dg-do compile } */
/* { dg-require-effective-target powerpc_vsx_ok } */
/* { dg-options "-mvsx -O1" } */

#include <altivec.h>

vector float
test1d (float x)
{
  return vec_splats (x);
}

vector double
test1f (double x)
{
  return vec_splats (x);
}

// float test generates the permute instruction.
/* { dg-final { scan-assembler-times "xxpermdi" 1 } } */

// double test generates a convert (double to single non-signalling) followed by a splat.
/* { dg-final { scan-assembler-times {\mxscvdpspn?\M} 1 } } */
/* { dg-final { scan-assembler-times {\mvspltw\M|\mxxspltw\M} 1 } } */