src/gromacs/simd/tests/simd4_vector_operations.cpp

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  35 #include "gmxpre.h"
  36
  37 #include <cmath>
  38
  39 #include "gromacs/simd/simd.h"
  40 #include "gromacs/simd/vector_operations.h"
  41
  42 #include "data.h"
  43 #include "simd4.h"
  44
  45 #if GMX_SIMD
  46
  47 namespace gmx
  48 {
  49 namespace test
  50 {
  51 namespace
  52 {
  53
  54 /*! \cond internal */
  55 /*! \addtogroup module_simd */
  56 /*! \{ */
  57
  58 #if GMX_SIMD4_HAVE_REAL
  59
  60 /*! \brief Test fixture for SIMD4 vector operations (identical to the SIMD4 \ref Simd4Test) */
  61 typedef Simd4Test Simd4VectorOperationsTest;
  62
  63 TEST_F(Simd4VectorOperationsTest, norm2)
  64 {
  65     Simd4Real simdX  = rSimd4_c0c1c2;
  66     Simd4Real simdY  = rSimd4_c3c4c5;
  67     Simd4Real simdZ  = rSimd4_c6c7c8;
  68     Simd4Real simdR2 = setSimd4RealFrom3R(c0*c0 + c3*c3 + c6*c6,
  69                                           c1*c1 + c4*c4 + c7*c7,
  70                                           c2*c2 + c5*c5 + c8*c8);
  71
  72     setUlpTol(2);
  73     GMX_EXPECT_SIMD4_REAL_NEAR(simdR2, norm2(simdX, simdY, simdZ));
  74 }
  75
  76 #endif      // GMX_SIMD4_HAVE_REAL
  77
  78 /*! \} */
  79 /*! \endcond */
  80
  81 }      // namespace
  82 }      // namespace test
  83 }      // namespace gmx
  84
  85 #endif // GMX_SIMD