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

   1 /* Verify that overloaded built-ins for vec_extract() with short
   2    inputs produce the right code for 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 // six tests total. Targeting P7 BE.
   9 // p7 (be) vars:                 li, addi,              stxvw4x, rldic, addi, lhax/lhzx
  10 // P7 (be) constants:            li, addi,              stxvw4x, lha/lhz
  11
  12 /* { dg-final { scan-assembler-times {\mli\M} 6 } } */
  13 /* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 9 { target lp64 } } } */
  14 /* { dg-final { scan-assembler-times {\maddi\M|\madd\M} 12 { target ilp32 } } } */
  15 /* { dg-final { scan-assembler-times {\mrldic\M|\mrlwinm\M} 3 } } */
  16 /* { dg-final { scan-assembler-times {\mstxvw4x\M|\mstvx\M} 6 } } */
  17 /* { dg-final { scan-assembler-times "lhz|lha|lhzx|lhax" 6 } } */
  18
  19 #include <altivec.h>
  20
  21 unsigned short
  22 testbi_cst (vector bool short vbs2)
  23 {
  24   return vec_extract (vbs2, 12);
  25 }
  26
  27 signed short
  28 testsi_cst (vector signed short vss2)
  29 {
  30   return vec_extract (vss2, 12);
  31 }
  32
  33 unsigned short
  34 testui_cst12 (vector unsigned short vus2)
  35 {
  36   return vec_extract (vus2, 12);
  37 }
  38
  39 unsigned short
  40 testbi_var (vector bool short vbs2, signed int si)
  41 {
  42   return vec_extract (vbs2, si);
  43 }
  44
  45 signed short
  46 testsi_var (vector signed short vss2, signed int si)
  47 {
  48 return vec_extract (vss2, si);
  49 }
  50
  51 unsigned short
  52 testui_var (vector unsigned short vus2, signed int si)
  53 {
  54 return vec_extract (vus2, si);
  55 }
  56