gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vget_low.c

   1 #include <arm_neon.h>
   2 #include "arm-neon-ref.h"
   3 #include "compute-ref-data.h"
   4
   5 /* Expected results.  */
   6 VECT_VAR_DECL(expected,int,8,8) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
   7                                        0xf4, 0xf5, 0xf6, 0xf7 };
   8 VECT_VAR_DECL(expected,int,16,4) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3 };
   9 VECT_VAR_DECL(expected,int,32,2) [] = { 0xfffffff0, 0xfffffff1 };
  10 VECT_VAR_DECL(expected,int,64,1) [] = { 0xfffffffffffffff0 };
  11 VECT_VAR_DECL(expected,uint,8,8) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  12                                         0xf4, 0xf5, 0xf6, 0xf7 };
  13 VECT_VAR_DECL(expected,uint,16,4) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3 };
  14 VECT_VAR_DECL(expected,uint,32,2) [] = { 0xfffffff0, 0xfffffff1 };
  15 VECT_VAR_DECL(expected,uint,64,1) [] = { 0xfffffffffffffff0 };
  16 VECT_VAR_DECL(expected,poly,8,8) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  17                                         0xf4, 0xf5, 0xf6, 0xf7 };
  18 VECT_VAR_DECL(expected,poly,16,4) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3 };
  19 VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0xc1800000, 0xc1700000 };
  20 VECT_VAR_DECL(expected,int,8,16) [] = { 0x33, 0x33, 0x33, 0x33,
  21                                         0x33, 0x33, 0x33, 0x33,
  22                                         0x33, 0x33, 0x33, 0x33,
  23                                         0x33, 0x33, 0x33, 0x33 };
  24 VECT_VAR_DECL(expected,int,16,8) [] = { 0x3333, 0x3333, 0x3333, 0x3333,
  25                                         0x3333, 0x3333, 0x3333, 0x3333 };
  26 VECT_VAR_DECL(expected,int,32,4) [] = { 0x33333333, 0x33333333,
  27                                         0x33333333, 0x33333333 };
  28 VECT_VAR_DECL(expected,int,64,2) [] = { 0x3333333333333333,
  29                                         0x3333333333333333 };
  30 VECT_VAR_DECL(expected,uint,8,16) [] = { 0x33, 0x33, 0x33, 0x33,
  31                                          0x33, 0x33, 0x33, 0x33,
  32                                          0x33, 0x33, 0x33, 0x33,
  33                                          0x33, 0x33, 0x33, 0x33 };
  34 VECT_VAR_DECL(expected,uint,16,8) [] = { 0x3333, 0x3333, 0x3333, 0x3333,
  35                                          0x3333, 0x3333, 0x3333, 0x3333 };
  36 VECT_VAR_DECL(expected,uint,32,4) [] = { 0x33333333, 0x33333333,
  37                                          0x33333333, 0x33333333 };
  38 VECT_VAR_DECL(expected,uint,64,2) [] = { 0x3333333333333333,
  39                                          0x3333333333333333 };
  40 VECT_VAR_DECL(expected,poly,8,16) [] = { 0x33, 0x33, 0x33, 0x33,
  41                                          0x33, 0x33, 0x33, 0x33,
  42                                          0x33, 0x33, 0x33, 0x33,
  43                                          0x33, 0x33, 0x33, 0x33 };
  44 VECT_VAR_DECL(expected,poly,16,8) [] = { 0x3333, 0x3333, 0x3333, 0x3333,
  45                                          0x3333, 0x3333, 0x3333, 0x3333 };
  46 VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0x33333333, 0x33333333,
  47                                            0x33333333, 0x33333333 };
  48
  49 #define TEST_MSG "VGET_LOW"
  50 void exec_vget_low (void)
  51 {
  52   /* Basic test: vec64=vget_low(vec128), then store the result.  */
  53 #define TEST_VGET_LOW(T1, T2, W, N, N2)                                 \
  54   VECT_VAR(vector64, T1, W, N) =                                        \
  55     vget_low_##T2##W(VECT_VAR(vector128, T1, W, N2));                   \
  56   vst1_##T2##W(VECT_VAR(result, T1, W, N), VECT_VAR(vector64, T1, W, N))
  57
  58   DECL_VARIABLE_64BITS_VARIANTS(vector64);
  59   DECL_VARIABLE_128BITS_VARIANTS(vector128);
  60
  61   TEST_MACRO_128BITS_VARIANTS_2_5(VLOAD, vector128, buffer);
  62   VLOAD(vector128, buffer, q, float, f, 32, 4);
  63
  64   clean_results ();
  65
  66   /* Execute the tests.  */
  67   TEST_VGET_LOW(int, s, 8, 8, 16);
  68   TEST_VGET_LOW(int, s, 16, 4, 8);
  69   TEST_VGET_LOW(int, s, 32, 2, 4);
  70   TEST_VGET_LOW(int, s, 64, 1, 2);
  71   TEST_VGET_LOW(uint, u, 8, 8, 16);
  72   TEST_VGET_LOW(uint, u, 16, 4, 8);
  73   TEST_VGET_LOW(uint, u, 32, 2, 4);
  74   TEST_VGET_LOW(uint, u, 64, 1, 2);
  75   TEST_VGET_LOW(poly, p, 8, 8, 16);
  76   TEST_VGET_LOW(poly, p, 16, 4, 8);
  77   TEST_VGET_LOW(float, f, 32, 2, 4);
  78
  79   CHECK_RESULTS (TEST_MSG, "");
  80 }
  81
  82 int main (void)
  83 {
  84   exec_vget_low ();
  85   return 0;
  86 }