gcc/testsuite/gcc.target/aarch64/advsimd-intrinsics/vcombine.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,8,16) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
   7                                         0xf4, 0xf5, 0xf6, 0xf7,
   8                                         0x11, 0x11, 0x11, 0x11,
   9                                         0x11, 0x11, 0x11, 0x11 };
  10 VECT_VAR_DECL(expected,int,16,8) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3,
  11                                         0x22, 0x22, 0x22, 0x22 };
  12 VECT_VAR_DECL(expected,int,32,4) [] = { 0xfffffff0, 0xfffffff1, 0x33, 0x33 };
  13 VECT_VAR_DECL(expected,int,64,2) [] = { 0xfffffffffffffff0, 0x44 };
  14 VECT_VAR_DECL(expected,uint,8,16) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  15                                          0xf4, 0xf5, 0xf6, 0xf7,
  16                                          0x55, 0x55, 0x55, 0x55,
  17                                          0x55, 0x55, 0x55, 0x55 };
  18 VECT_VAR_DECL(expected,uint,16,8) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3,
  19                                          0x66, 0x66, 0x66, 0x66 };
  20 VECT_VAR_DECL(expected,uint,32,4) [] = { 0xfffffff0, 0xfffffff1, 0x77, 0x77 };
  21 VECT_VAR_DECL(expected,uint,64,2) [] = { 0xfffffffffffffff0, 0x88 };
  22 VECT_VAR_DECL(expected,poly,8,16) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  23                                          0xf4, 0xf5, 0xf6, 0xf7,
  24                                          0x55, 0x55, 0x55, 0x55,
  25                                          0x55, 0x55, 0x55, 0x55 };
  26 VECT_VAR_DECL(expected,poly,16,8) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3,
  27                                          0x66, 0x66, 0x66, 0x66 };
  28 VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0xc1800000, 0xc1700000,
  29                                            0x40533333, 0x40533333 };
  30
  31 #define TEST_MSG "VCOMBINE"
  32 void exec_vcombine (void)
  33 {
  34   /* Basic test: vec128=vcombine(vec64_a, vec64_b), then store the result.  */
  35 #define TEST_VCOMBINE(T1, T2, W, N, N2)                                 \
  36   VECT_VAR(vector128, T1, W, N2) =                                      \
  37     vcombine_##T2##W(VECT_VAR(vector64_a, T1, W, N),                    \
  38                      VECT_VAR(vector64_b, T1, W, N));                   \
  39   vst1q_##T2##W(VECT_VAR(result, T1, W, N2), VECT_VAR(vector128, T1, W, N2))
  40
  41   DECL_VARIABLE_64BITS_VARIANTS(vector64_a);
  42   DECL_VARIABLE_64BITS_VARIANTS(vector64_b);
  43   DECL_VARIABLE_128BITS_VARIANTS(vector128);
  44
  45   /* Initialize input "vector64_a" from "buffer".  */
  46   TEST_MACRO_64BITS_VARIANTS_2_5(VLOAD, vector64_a, buffer);
  47   VLOAD(vector64_a, buffer, , float, f, 32, 2);
  48
  49   /* Choose init value arbitrarily.  */
  50   VDUP(vector64_b, , int, s, 8, 8, 0x11);
  51   VDUP(vector64_b, , int, s, 16, 4, 0x22);
  52   VDUP(vector64_b, , int, s, 32, 2, 0x33);
  53   VDUP(vector64_b, , int, s, 64, 1, 0x44);
  54   VDUP(vector64_b, , uint, u, 8, 8, 0x55);
  55   VDUP(vector64_b, , uint, u, 16, 4, 0x66);
  56   VDUP(vector64_b, , uint, u, 32, 2, 0x77);
  57   VDUP(vector64_b, , uint, u, 64, 1, 0x88);
  58   VDUP(vector64_b, , poly, p, 8, 8, 0x55);
  59   VDUP(vector64_b, , poly, p, 16, 4, 0x66);
  60   VDUP(vector64_b, , float, f, 32, 2, 3.3f);
  61
  62   clean_results ();
  63
  64   /* Execute the tests.  */
  65   TEST_VCOMBINE(int, s, 8, 8, 16);
  66   TEST_VCOMBINE(int, s, 16, 4, 8);
  67   TEST_VCOMBINE(int, s, 32, 2, 4);
  68   TEST_VCOMBINE(int, s, 64, 1, 2);
  69   TEST_VCOMBINE(uint, u, 8, 8, 16);
  70   TEST_VCOMBINE(uint, u, 16, 4, 8);
  71   TEST_VCOMBINE(uint, u, 32, 2, 4);
  72   TEST_VCOMBINE(uint, u, 64, 1, 2);
  73   TEST_VCOMBINE(poly, p, 8, 8, 16);
  74   TEST_VCOMBINE(poly, p, 16, 4, 8);
  75   TEST_VCOMBINE(float, f, 32, 2, 4);
  76
  77   CHECK(TEST_MSG, int, 8, 16, PRIx8, expected, "");
  78   CHECK(TEST_MSG, int, 16, 8, PRIx16, expected, "");
  79   CHECK(TEST_MSG, int, 32, 4, PRIx32, expected, "");
  80   CHECK(TEST_MSG, int, 64, 2, PRIx64, expected, "");
  81   CHECK(TEST_MSG, uint, 8, 16, PRIx8, expected, "");
  82   CHECK(TEST_MSG, uint, 16, 8, PRIx16, expected, "");
  83   CHECK(TEST_MSG, uint, 32, 4, PRIx32, expected, "");
  84   CHECK(TEST_MSG, uint, 64, 2, PRIx64, expected, "");
  85   CHECK(TEST_MSG, poly, 8, 16, PRIx8, expected, "");
  86   CHECK(TEST_MSG, poly, 16, 8, PRIx16, expected, "");
  87   CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected, "");
  88 }
  89
  90 int main (void)
  91 {
  92   exec_vcombine ();
  93   return 0;
  94 }