Viewing file:  vec-splat-constant-v8hi.c (1.55 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-require-effective-target power10_ok } */
/* { dg-options "-mdejagnu-cpu=power10 -O2" } */
#include <altivec.h>
/* Test whether XXSPLTIW is generated for V8HI vector constants. We make sure
the power9 support (XXSPLTIB/VUPKLSB) is not done. */
vector short
v8hi_const_1 (void)
{
return (vector short) { 1, 1, 1, 1, 1, 1, 1, 1 }; /* VSLTPISH. */
}
vector short
v8hi_const_126 (void)
{
return (vector short) { 126, 126, 126, 126,
126, 126, 126, 126 }; /* XXSPLTIW. */
}
vector short
v8hi_const_1023 (void)
{
return (vector short) { 1023, 1023, 1023, 1023,
1023, 1023, 1023, 1023 }; /* XXSPLTIW. */
}
vector short
v8hi_splats_1 (void)
{
return vec_splats ((short)1); /* VSLTPISH. */
}
vector short
v8hi_splats_126 (void)
{
return vec_splats ((short)126); /* XXSPLTIW. */
}
vector short
v8hi_splats_1023 (void)
{
return vec_splats ((short)1023); /* XXSPLTIW. */
}
/* Test that we can optimiza V8HI where all of the even elements are the same
and all of the odd elements are the same. */
vector short
v8hi_const_1023_1000 (void)
{
return (vector short) { 1023, 1000, 1023, 1000,
1023, 1000, 1023, 1000 }; /* XXSPLTIW. */
}
/* { dg-final { scan-assembler-times {\mxxspltiw\M} 5 } } */
/* { dg-final { scan-assembler-times {\mvspltish\M} 2 } } */
/* { dg-final { scan-assembler-not {\mxxspltib\M} } } */
/* { dg-final { scan-assembler-not {\mvupklsb\M} } } */
/* { dg-final { scan-assembler-not {\mlxvx?\M} } } */
/* { dg-final { scan-assembler-not {\mplxv\M} } } */
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