gcc/testsuite/gcc.target/powerpc/vec-splat-constant-v4sf.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target power10_ok } */
   3 /* { dg-options "-mdejagnu-cpu=power10 -O2" } */
   4
   5 #include <altivec.h>
   6
   7 /* Test whether XXSPLTIW is generated for V4SF vector constants.  */
   8
   9 vector float
  10 v4sf_const_1 (void)
  11 {
  12   return (vector float) { 1.0f, 1.0f, 1.0f, 1.0f };     /* XXSPLTIW.  */
  13 }
  14
  15 vector float
  16 v4sf_const_nan (void)
  17 {
  18   return (vector float) { __builtin_nanf (""),
  19                           __builtin_nanf (""),
  20                           __builtin_nanf (""),
  21                           __builtin_nanf ("") };        /* XXSPLTIW.  */
  22 }
  23
  24 vector float
  25 v4sf_const_inf (void)
  26 {
  27   return (vector float) { __builtin_inff (),
  28                           __builtin_inff (),
  29                           __builtin_inff (),
  30                           __builtin_inff () };          /* XXSPLTIW.  */
  31 }
  32
  33 vector float
  34 v4sf_const_m0 (void)
  35 {
  36   return (vector float) { -0.0f, -0.0f, -0.0f, -0.0f }; /* XXSPLTIB/VSLW.  */
  37 }
  38
  39 vector float
  40 v4sf_splats_1 (void)
  41 {
  42   return vec_splats (1.0f);                             /* XXSPLTIW.  */
  43 }
  44
  45 vector float
  46 v4sf_splats_nan (void)
  47 {
  48   return vec_splats (__builtin_nanf (""));              /* XXSPLTIW.  */
  49 }
  50
  51 vector float
  52 v4sf_splats_inf (void)
  53 {
  54   return vec_splats (__builtin_inff ());                /* XXSPLTIW.  */
  55 }
  56
  57 vector float
  58 v8hi_splats_m0 (void)
  59 {
  60   return vec_splats (-0.0f);                            /* XXSPLTIB/VSLW.  */
  61 }
  62
  63 /* { dg-final { scan-assembler-times {\mxxspltiw\M} 6 } } */
  64 /* { dg-final { scan-assembler-times {\mxxspltib\M} 2 } } */
  65 /* { dg-final { scan-assembler-times {\mvslw\M}     2 } } */
  66 /* { dg-final { scan-assembler-not   {\mlxvx?\M}      } } */
  67 /* { dg-final { scan-assembler-not   {\mplxv\M}       } } */