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,8,8) [] = { 0x33, 0x33, 0x33, 0x33,
   7                                        0x33, 0x33, 0x33, 0x33 };
   8 VECT_VAR_DECL(expected,int,16,4) [] = { 0x3333, 0x3333, 0x3333, 0x3333 };
   9 VECT_VAR_DECL(expected,int,32,2) [] = { 0x33333333, 0x33333333 };
  10 VECT_VAR_DECL(expected,int,64,1) [] = { 0x3333333333333333 };
  11 VECT_VAR_DECL(expected,uint,8,8) [] = { 0x33, 0x33, 0x33, 0x33,
  12                                         0x33, 0x33, 0x33, 0x33 };
  13 VECT_VAR_DECL(expected,uint,16,4) [] = { 0x3333, 0x3333, 0x3333, 0x3333 };
  14 VECT_VAR_DECL(expected,uint,32,2) [] = { 0x33333333, 0x33333333 };
  15 VECT_VAR_DECL(expected,uint,64,1) [] = { 0x3333333333333333 };
  16 VECT_VAR_DECL(expected,poly,8,8) [] = { 0x33, 0x33, 0x33, 0x33,
  17                                         0x33, 0x33, 0x33, 0x33 };
  18 VECT_VAR_DECL(expected,poly,16,4) [] = { 0x3333, 0x3333, 0x3333, 0x3333 };
  19 VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0x33333333, 0x33333333 };
  20 VECT_VAR_DECL(expected,int,8,16) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  21                                         0xf4, 0xf5, 0xf6, 0xf7,
  22                                         0x11, 0x11, 0x11, 0x11,
  23                                         0x11, 0x11, 0x11, 0x11 };
  24 VECT_VAR_DECL(expected,int,16,8) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3,
  25                                         0x22, 0x22, 0x22, 0x22 };
  26 VECT_VAR_DECL(expected,int,32,4) [] = { 0xfffffff0, 0xfffffff1, 0x33, 0x33 };
  27 VECT_VAR_DECL(expected,int,64,2) [] = { 0xfffffffffffffff0, 0x44 };
  28 VECT_VAR_DECL(expected,uint,8,16) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  29                                          0xf4, 0xf5, 0xf6, 0xf7,
  30                                          0x55, 0x55, 0x55, 0x55,
  31                                          0x55, 0x55, 0x55, 0x55 };
  32 VECT_VAR_DECL(expected,uint,16,8) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3,
  33                                          0x66, 0x66, 0x66, 0x66 };
  34 VECT_VAR_DECL(expected,uint,32,4) [] = { 0xfffffff0, 0xfffffff1, 0x77, 0x77 };
  35 VECT_VAR_DECL(expected,uint,64,2) [] = { 0xfffffffffffffff0, 0x88 };
  36 VECT_VAR_DECL(expected,poly,8,16) [] = { 0xf0, 0xf1, 0xf2, 0xf3,
  37                                          0xf4, 0xf5, 0xf6, 0xf7,
  38                                          0x55, 0x55, 0x55, 0x55,
  39                                          0x55, 0x55, 0x55, 0x55 };
  40 VECT_VAR_DECL(expected,poly,16,8) [] = { 0xfff0, 0xfff1, 0xfff2, 0xfff3,
  41                                          0x66, 0x66, 0x66, 0x66 };
  42 VECT_VAR_DECL(expected,hfloat,32,4) [] = { 0xc1800000, 0xc1700000,
  43                                            0x40533333, 0x40533333 };
  44
  45 #define TEST_MSG "VCOMBINE"
  46 void exec_vcombine (void)
  47 {
  48   /* Basic test: vec128=vcombine(vec64_a, vec64_b), then store the result.  */
  49 #define TEST_VCOMBINE(T1, T2, W, N, N2)                                 \
  50   VECT_VAR(vector128, T1, W, N2) =                                      \
  51     vcombine_##T2##W(VECT_VAR(vector64_a, T1, W, N),                    \
  52                      VECT_VAR(vector64_b, T1, W, N));                   \
  53   vst1q_##T2##W(VECT_VAR(result, T1, W, N2), VECT_VAR(vector128, T1, W, N2))
  54
  55   DECL_VARIABLE_64BITS_VARIANTS(vector64_a);
  56   DECL_VARIABLE_64BITS_VARIANTS(vector64_b);
  57   DECL_VARIABLE_128BITS_VARIANTS(vector128);
  58
  59   /* Initialize input "vector64_a" from "buffer".  */
  60   TEST_MACRO_64BITS_VARIANTS_2_5(VLOAD, vector64_a, buffer);
  61   VLOAD(vector64_a, buffer, , float, f, 32, 2);
  62
  63   /* Choose init value arbitrarily.  */
  64   VDUP(vector64_b, , int, s, 8, 8, 0x11);
  65   VDUP(vector64_b, , int, s, 16, 4, 0x22);
  66   VDUP(vector64_b, , int, s, 32, 2, 0x33);
  67   VDUP(vector64_b, , int, s, 64, 1, 0x44);
  68   VDUP(vector64_b, , uint, u, 8, 8, 0x55);
  69   VDUP(vector64_b, , uint, u, 16, 4, 0x66);
  70   VDUP(vector64_b, , uint, u, 32, 2, 0x77);
  71   VDUP(vector64_b, , uint, u, 64, 1, 0x88);
  72   VDUP(vector64_b, , poly, p, 8, 8, 0x55);
  73   VDUP(vector64_b, , poly, p, 16, 4, 0x66);
  74   VDUP(vector64_b, , float, f, 32, 2, 3.3f);
  75
  76   clean_results ();
  77
  78   /* Execute the tests.  */
  79   TEST_VCOMBINE(int, s, 8, 8, 16);
  80   TEST_VCOMBINE(int, s, 16, 4, 8);
  81   TEST_VCOMBINE(int, s, 32, 2, 4);
  82   TEST_VCOMBINE(int, s, 64, 1, 2);
  83   TEST_VCOMBINE(uint, u, 8, 8, 16);
  84   TEST_VCOMBINE(uint, u, 16, 4, 8);
  85   TEST_VCOMBINE(uint, u, 32, 2, 4);
  86   TEST_VCOMBINE(uint, u, 64, 1, 2);
  87   TEST_VCOMBINE(poly, p, 8, 8, 16);
  88   TEST_VCOMBINE(poly, p, 16, 4, 8);
  89   TEST_VCOMBINE(float, f, 32, 2, 4);
  90
  91   CHECK_RESULTS (TEST_MSG, "");
  92 }
  93
  94 int main (void)
  95 {
  96   exec_vcombine ();
  97   return 0;
  98 }