gcc/testsuite/gcc.target/powerpc/fold-vec-mult-longlong.c

   1 /* Verify that overloaded built-ins for vec_mul with long long
   2    inputs produce the right results.  */
   3
   4 /* { dg-do compile } */
   5 /* { dg-require-effective-target powerpc_vsx_ok } */
   6 /* { dg-options "-maltivec -mvsx" } */
   7 /* { dg-additional-options "-mdejagnu-cpu=power8" { target { ! has_arch_pwr8 } } } */
   8 /* { dg-additional-options "-maix64" { target powerpc-ibm-aix* } } */
   9
  10 #include <altivec.h>
  11
  12 vector signed long long
  13 test3 (vector signed long long x, vector signed long long y)
  14 {
  15   return vec_mul (x, y);
  16 }
  17
  18 vector unsigned long long
  19 test6 (vector unsigned long long x, vector unsigned long long y)
  20 {
  21   return vec_mul (x, y);
  22 }
  23
  24 /* Power10 can generate the vmulld instruction even in 32-bit.  Before power10,
  25    we limit the code to lp64, since 32-bit cannot generate the mulld
  26    instruction.  */
  27 /* { dg-final { scan-assembler-times {\mmulld\M}  4 { target { lp64 && { ! has_arch_pwr10 } } } } } */
  28 /* { dg-final { scan-assembler-times {\mvmulld\M} 2 { target { has_arch_pwr10             } } } } */