gcc/testsuite/gdc.dg/torture/simd_store.d

   1 // { dg-additional-options "-mavx" { target avx_runtime } }
   2 // { dg-skip-if "needs gcc/config.d" { ! d_runtime } }
   3 import gcc.simd;
   4
   5 void main()
   6 {
   7     ubyte[32] data;
   8
   9     // to test all alignments from 1 ~ 16
  10     foreach (i; 0..16)
  11     {
  12         ubyte* d = &data[i];
  13
  14         void test(T)()
  15         {
  16             T v;
  17
  18             // populate v` with data
  19             ubyte* ptrToV = cast(ubyte*)&v;
  20             foreach (j; 0..T.sizeof)
  21                 ptrToV[j] = cast(ubyte)j;
  22
  23             // store `v` to location pointed to by `d`
  24             storeUnaligned(cast(T*)d, v);
  25
  26             // check that the data was stored correctly
  27             foreach (j; 0..T.sizeof)
  28                 assert(ptrToV[j] == d[j]);
  29         }
  30
  31         static if (__traits(compiles, __vector(void[16])))
  32             test!(__vector(void[16]))();
  33         static if (__traits(compiles, __vector(byte[16])))
  34             test!(__vector(byte[16]))();
  35         static if (__traits(compiles, __vector(ubyte[16])))
  36             test!(__vector(ubyte[16]))();
  37         static if (__traits(compiles, __vector(short[8])))
  38             test!(__vector(short[8]))();
  39         static if (__traits(compiles, __vector(ushort[8])))
  40             test!(__vector(ushort[8]))();
  41         static if (__traits(compiles, __vector(int[4])))
  42             test!(__vector(int[4]))();
  43         static if (__traits(compiles, __vector(uint[4])))
  44             test!(__vector(uint[4]))();
  45         static if (__traits(compiles, __vector(long[2])))
  46             test!(__vector(long[2]))();
  47         static if (__traits(compiles, __vector(ulong[2])))
  48             test!(__vector(ulong[2]))();
  49         static if (__traits(compiles, __vector(double[2])))
  50             test!(__vector(double[2]))();
  51         static if (__traits(compiles, __vector(float[4])))
  52             test!(__vector(float[4]))();
  53     }
  54 }