gcc/testsuite/gcc.target/powerpc/fold-vec-extract-float.p7.c

   1 /* Verify that overloaded built-ins for vec_extract() with float
   2    inputs produce the right code with a P7 (BE) target.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target powerpc_vsx_ok } */
   6 /* { dg-options "-mdejagnu-cpu=power7 -O2 " } */
   7
   8 // targeting P7 (BE), 2 tests.
   9 // P7 constants: xscvspdp
  10 // P7 variables: li, addi, stxvd2x, rldic, addi, lfsx
  11
  12 /* { dg-final { scan-assembler-times {\mxscvspdp\M} 1 } } */
  13 /* { dg-final { scan-assembler-times {\mli\M} 1 } } */
  14 /* -m32 as an add in place of an addi. */
  15 /* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 2 } } */
  16 /* { dg-final { scan-assembler-times {\mstxvd2x\M|\mstvx\M|\mstxv\M} 1 } } */
  17 /* -m32 uses rlwinm in place of rldic */
  18 /* { dg-final { scan-assembler-times {\mrldic\M|\mrlwinm\M} 1 } } */
  19 /* -m32 has lfs in place of lfsx */
  20 /* { dg-final { scan-assembler-times {\mlfsx\M|\mlfs\M} 1 } } */
  21
  22 #include <altivec.h>
  23
  24 float
  25 testf_var (vector float vf2, signed int si)
  26 {
  27   return vec_extract (vf2, si);
  28 }
  29
  30 float
  31 testf_cst (vector float vf2)
  32 {
  33   return vec_extract (vf2, 12);
  34 }
  35