gcc/testsuite/gcc.target/powerpc/p8-vec-xl-xst-v2.c

   1 /* { dg-do compile { target { le } } } */
   2 /* { dg-skip-if "" { powerpc*-*-darwin* } } */
   3 /* { dg-require-effective-target powerpc_p8vector_ok } */
   4 /* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power8" } } */
   5 /* { dg-options "-mcpu=power8 -O2" } */
   6
   7 /* Verify fix for problem where vec_xl and vec_xst are not recognized
   8    for the vector char and vector short cases on P8 only.
   9    This test duplicates p8-vec-xl-xst.c , except that it allows gimple-folding,
  10    which changes the expected codegen.  */
  11
  12 #include <altivec.h>
  13
  14 vector unsigned char
  15 foo (unsigned char * address)
  16 {
  17   return __builtin_vec_xl (0, address);
  18 }
  19
  20 void
  21 bar (vector unsigned char x, unsigned char * address)
  22 {
  23   __builtin_vec_xst (x, 0, address);
  24 }
  25
  26 vector unsigned short
  27 foot (unsigned short * address)
  28 {
  29   return __builtin_vec_xl (0, address);
  30 }
  31
  32 void
  33 bart (vector unsigned short x, unsigned short * address)
  34 {
  35   __builtin_vec_xst (x, 0, address);
  36 }
  37
  38 vector unsigned char
  39 fool (unsigned char * address)
  40 {
  41   return vec_xl (0, address);
  42 }
  43
  44 void
  45 barl (vector unsigned char x, unsigned char * address)
  46 {
  47   vec_xst (x, 0, address);
  48 }
  49
  50 vector unsigned short
  51 footle (unsigned short * address)
  52 {
  53   return vec_xl (0, address);
  54 }
  55
  56 void
  57 bartle (vector unsigned short x, unsigned short * address)
  58 {
  59   vec_xst (x, 0, address);
  60 }
  61
  62 /* { dg-final { scan-assembler-times "lvx" 4 } } */
  63 /* { dg-final { scan-assembler-times "stvx"  4 } } */
  64 /* { dg-final { scan-assembler-times "xxpermdi" 0 } } */