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

   1 #include <arm_neon.h>
   2 #include "arm-neon-ref.h"
   3 #include "compute-ref-data.h"
   4 #include <math.h>
   5
   6 /* Expected results.  */
   7 VECT_VAR_DECL(expected,int,8,8) [] = { 0x11, 0x10, 0xf, 0xe,
   8                                        0xd, 0xc, 0xb, 0xa };
   9 VECT_VAR_DECL(expected,int,16,4) [] = { 0x3, 0x2, 0x1, 0x0 };
  10 VECT_VAR_DECL(expected,int,32,2) [] = { 0x18, 0x17 };
  11 VECT_VAR_DECL(expected,int,64,1) [] = { 0x3333333333333333 };
  12 VECT_VAR_DECL(expected,uint,8,8) [] = { 0xef, 0xf0, 0xf1, 0xf2,
  13                                         0xf3, 0xf4, 0xf5, 0xf6 };
  14 VECT_VAR_DECL(expected,uint,16,4) [] = { 0xffe3, 0xffe4, 0xffe5, 0xffe6 };
  15 VECT_VAR_DECL(expected,uint,32,2) [] = { 0xffffffe8, 0xffffffe9 };
  16 VECT_VAR_DECL(expected,uint,64,1) [] = { 0x3333333333333333 };
  17 VECT_VAR_DECL(expected,poly,8,8) [] = { 0x33, 0x33, 0x33, 0x33,
  18                                         0x33, 0x33, 0x33, 0x33 };
  19 VECT_VAR_DECL(expected,poly,16,4) [] = { 0x3333, 0x3333, 0x3333, 0x3333 };
  20 VECT_VAR_DECL(expected,hfloat,32,2) [] = { 0x41c26666, 0x41ba6666 };
  21 VECT_VAR_DECL(expected,int,8,16) [] = { 0x1a, 0x19, 0x18, 0x17,
  22                                         0x16, 0x15, 0x14, 0x13,
  23                                         0x12, 0x11, 0x10, 0xf,
  24                                         0xe, 0xd, 0xc, 0xb };
  25 VECT_VAR_DECL(expected,int,16,8) [] = { 0x4, 0x3, 0x2, 0x1,
  26                                         0x0, 0x1, 0x2, 0x3 };
  27 VECT_VAR_DECL(expected,int,32,4) [] = { 0x30, 0x2f, 0x2e, 0x2d };
  28 VECT_VAR_DECL(expected,int,64,2) [] = { 0x3333333333333333,
  29                                         0x3333333333333333 };
  30 VECT_VAR_DECL(expected,uint,8,16) [] = { 0xe6, 0xe7, 0xe8, 0xe9,
  31                                          0xea, 0xeb, 0xec, 0xed,
  32                                          0xee, 0xef, 0xf0, 0xf1,
  33                                          0xf2, 0xf3, 0xf4, 0xf5 };
  34 VECT_VAR_DECL(expected,uint,16,8) [] = { 0xffe4, 0xffe5, 0xffe6, 0xffe7,
  35                                          0xffe8, 0xffe9, 0xffea, 0xffeb };
  36 VECT_VAR_DECL(expected,uint,32,4) [] = { 0xffffffd0, 0xffffffd1,
  37                                          0xffffffd2, 0xffffffd3 };
  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) [] = { 0x42407ae1, 0x423c7ae1,
  47                                            0x42387ae1, 0x42347ae1 };
  48
  49 /* Additional expected results for float32 variants with specially
  50    chosen input values.  */
  51 VECT_VAR_DECL(expected_float32,hfloat,32,4) [] = { 0x0, 0x0, 0x0, 0x0 };
  52
  53 #define TEST_MSG "VABD/VABDQ"
  54 void exec_vabd (void)
  55 {
  56   /* Basic test: v4=vabd(v1,v2), then store the result.  */
  57 #define TEST_VABD(Q, T1, T2, W, N)                                      \
  58   VECT_VAR(vector_res, T1, W, N) =                                      \
  59     vabd##Q##_##T2##W(VECT_VAR(vector1, T1, W, N),                      \
  60                       VECT_VAR(vector2, T1, W, N));                     \
  61   vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), VECT_VAR(vector_res, T1, W, N))
  62
  63 #define DECL_VABD_VAR(VAR)                      \
  64   DECL_VARIABLE(VAR, int, 8, 8);                \
  65   DECL_VARIABLE(VAR, int, 16, 4);               \
  66   DECL_VARIABLE(VAR, int, 32, 2);               \
  67   DECL_VARIABLE(VAR, uint, 8, 8);               \
  68   DECL_VARIABLE(VAR, uint, 16, 4);              \
  69   DECL_VARIABLE(VAR, uint, 32, 2);              \
  70   DECL_VARIABLE(VAR, float, 32, 2);             \
  71   DECL_VARIABLE(VAR, int, 8, 16);               \
  72   DECL_VARIABLE(VAR, int, 16, 8);               \
  73   DECL_VARIABLE(VAR, int, 32, 4);               \
  74   DECL_VARIABLE(VAR, uint, 8, 16);              \
  75   DECL_VARIABLE(VAR, uint, 16, 8);              \
  76   DECL_VARIABLE(VAR, uint, 32, 4);              \
  77   DECL_VARIABLE(VAR, float, 32, 4)
  78
  79   DECL_VABD_VAR(vector1);
  80   DECL_VABD_VAR(vector2);
  81   DECL_VABD_VAR(vector_res);
  82
  83   clean_results ();
  84
  85   /* Initialize input "vector1" from "buffer".  */
  86   VLOAD(vector1, buffer, , int, s, 8, 8);
  87   VLOAD(vector1, buffer, , int, s, 16, 4);
  88   VLOAD(vector1, buffer, , int, s, 32, 2);
  89   VLOAD(vector1, buffer, , uint, u, 8, 8);
  90   VLOAD(vector1, buffer, , uint, u, 16, 4);
  91   VLOAD(vector1, buffer, , uint, u, 32, 2);
  92   VLOAD(vector1, buffer, , float, f, 32, 2);
  93   VLOAD(vector1, buffer, q, int, s, 8, 16);
  94   VLOAD(vector1, buffer, q, int, s, 16, 8);
  95   VLOAD(vector1, buffer, q, int, s, 32, 4);
  96   VLOAD(vector1, buffer, q, uint, u, 8, 16);
  97   VLOAD(vector1, buffer, q, uint, u, 16, 8);
  98   VLOAD(vector1, buffer, q, uint, u, 32, 4);
  99   VLOAD(vector1, buffer, q, float, f, 32, 4);
 100
 101   /* Choose init value arbitrarily.  */
 102   VDUP(vector2, , int, s, 8, 8, 1);
 103   VDUP(vector2, , int, s, 16, 4, -13);
 104   VDUP(vector2, , int, s, 32, 2, 8);
 105   VDUP(vector2, , uint, u, 8, 8, 1);
 106   VDUP(vector2, , uint, u, 16, 4, 13);
 107   VDUP(vector2, , uint, u, 32, 2, 8);
 108   VDUP(vector2, , float, f, 32, 2, 8.3f);
 109   VDUP(vector2, q, int, s, 8, 16, 10);
 110   VDUP(vector2, q, int, s, 16, 8, -12);
 111   VDUP(vector2, q, int, s, 32, 4, 32);
 112   VDUP(vector2, q, uint, u, 8, 16, 10);
 113   VDUP(vector2, q, uint, u, 16, 8, 12);
 114   VDUP(vector2, q, uint, u, 32, 4, 32);
 115   VDUP(vector2, q, float, f, 32, 4, 32.12f);
 116
 117   /* Execute the tests.  */
 118   TEST_VABD(, int, s, 8, 8);
 119   TEST_VABD(, int, s, 16, 4);
 120   TEST_VABD(, int, s, 32, 2);
 121   TEST_VABD(, uint, u, 8, 8);
 122   TEST_VABD(, uint, u, 16, 4);
 123   TEST_VABD(, uint, u, 32, 2);
 124   TEST_VABD(, float, f, 32, 2);
 125   TEST_VABD(q, int, s, 8, 16);
 126   TEST_VABD(q, int, s, 16, 8);
 127   TEST_VABD(q, int, s, 32, 4);
 128   TEST_VABD(q, uint, u, 8, 16);
 129   TEST_VABD(q, uint, u, 16, 8);
 130   TEST_VABD(q, uint, u, 32, 4);
 131   TEST_VABD(q, float, f, 32, 4);
 132
 133   CHECK_RESULTS (TEST_MSG, "");
 134
 135
 136   /* Extra FP tests with special values (-0.0, ....) */
 137   VDUP(vector1, q, float, f, 32, 4, -0.0f);
 138   VDUP(vector2, q, float, f, 32, 4, 0.0);
 139   TEST_VABD(q, float, f, 32, 4);
 140   CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected_float32, " FP special (-0.0)");
 141
 142   /* Extra FP tests with special values (-0.0, ....) */
 143   VDUP(vector1, q, float, f, 32, 4, 0.0f);
 144   VDUP(vector2, q, float, f, 32, 4, -0.0);
 145   TEST_VABD(q, float, f, 32, 4);
 146   CHECK_FP(TEST_MSG, float, 32, 4, PRIx32, expected_float32, " FP special (-0.0)");
 147 }
 148
 149 int main (void)
 150 {
 151   exec_vabd ();
 152   return 0;
 153 }