gcc/testsuite/gcc.target/powerpc/vec-extract-5.c

   1 /* { dg-do compile { target { powerpc*-*-* && lp64 } } } */
   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 "-O2 -mcpu=power8" } */
   6
   7 #include <altivec.h>
   8
   9 signed char
  10 add_signed_char_0 (vector signed char *p)
  11 {
  12   return vec_extract (*p, 0) + 1;
  13 }
  14
  15 signed char
  16 add_signed_char_1 (vector signed char *p)
  17 {
  18   return vec_extract (*p, 1) + 1;
  19 }
  20
  21 signed char
  22 add_signed_char_2 (vector signed char *p)
  23 {
  24   return vec_extract (*p, 2) + 1;
  25 }
  26
  27 signed char
  28 add_signed_char_3 (vector signed char *p)
  29 {
  30   return vec_extract (*p, 3) + 1;
  31 }
  32
  33 signed char
  34 add_signed_char_4 (vector signed char *p)
  35 {
  36   return vec_extract (*p, 4) + 1;
  37 }
  38
  39 signed char
  40 add_signed_char_5 (vector signed char *p)
  41 {
  42   return vec_extract (*p, 5) + 1;
  43 }
  44
  45 signed char
  46 add_signed_char_6 (vector signed char *p)
  47 {
  48   return vec_extract (*p, 6) + 1;
  49 }
  50
  51 signed char
  52 add_signed_char_7 (vector signed char *p)
  53 {
  54   return vec_extract (*p, 7) + 1;
  55 }
  56
  57 signed char
  58 add_signed_char_n (vector signed char *p, int n)
  59 {
  60   return vec_extract (*p, n) + 1;
  61 }
  62
  63 /* { dg-final { scan-assembler-not "lxvd2x"   } } */
  64 /* { dg-final { scan-assembler-not "lxvw4x"   } } */
  65 /* { dg-final { scan-assembler-not "lxvx"     } } */
  66 /* { dg-final { scan-assembler-not "lxv"      } } */
  67
  68 /* With recent enhancements to the code generator, it is considered
  69  * legal to implement vec_extract with lvx and xxpermdi.  Previous
  70  * versions of this test forbid both instructions.  */