gcc/testsuite/gcc.target/powerpc/p9-xxbr-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-mdejagnu-cpu=power9 -mvsx -O3" } */
   3 /* { dg-require-effective-target powerpc_vsx } */
   4
   5 #include <altivec.h>
   6
   7 /* Verify P9 vec_revb builtin generates the XXBR{Q,D,W,H} instructions.  */
   8
   9 vector char
  10 rev_char (vector char a)
  11 {
  12   return vec_revb (a);          /* Is a NOP, maps to move inst  */
  13 }
  14
  15 vector bool char
  16 rev_bool_char (vector bool char a)
  17 {
  18   return vec_revb (a);          /* Is a NOP, maps to move inst  */
  19 }
  20
  21 vector signed char
  22 rev_schar (vector signed char a)
  23 {
  24   return vec_revb (a);          /* Is a NOP, maps to move inst  */
  25 }
  26
  27 vector unsigned char
  28 rev_uchar (vector unsigned char a)
  29 {
  30   return vec_revb (a);          /* Is a NOP, maps to move inst  */
  31 }
  32
  33 vector short
  34 rev_short (vector short a)
  35 {
  36   return vec_revb (a);          /* XXBRH.  */
  37 }
  38
  39 vector bool short
  40 rev_bool_short (vector bool short a)
  41 {
  42   return vec_revb (a);          /* XXBRH.  */
  43 }
  44
  45 vector unsigned short
  46 rev_ushort (vector unsigned short a)
  47 {
  48   return vec_revb (a);          /* XXBRH.  */
  49 }
  50
  51 vector int
  52 rev_int (vector int a)
  53 {
  54   return vec_revb (a);          /* XXBRW.  */
  55 }
  56
  57 vector bool int
  58 rev_bool_int (vector bool int a)
  59 {
  60   return vec_revb (a);          /* XXBRW.  */
  61 }
  62
  63 vector unsigned int
  64 rev_uint (vector unsigned int a)
  65 {
  66   return vec_revb (a);          /* XXBRW.  */
  67 }
  68
  69 vector float
  70 rev_float (vector float a)
  71 {
  72   return vec_revb (a);          /* XXBRW.  */
  73 }
  74
  75 vector double
  76 rev_double (vector double a)
  77 {
  78   return vec_revb (a);          /* XXBRD.  */
  79 }
  80
  81 /* { dg-final { scan-assembler-times "xxbrd" 1 } } */
  82 /* { dg-final { scan-assembler-times "xxbrh" 3 } } */
  83 /* { dg-final { scan-assembler-times "xxbrw" 4 } } */