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

   1 #include <arm_neon.h>
   2 #include "arm-neon-ref.h"
   3 #include "compute-ref-data.h"
   4
   5 /* Expected values of cumulative_saturation flag.  */
   6 int VECT_VAR(expected_cumulative_sat,int,8,8) = 0;
   7 int VECT_VAR(expected_cumulative_sat,int,16,4) = 0;
   8 int VECT_VAR(expected_cumulative_sat,int,32,2) = 0;
   9 int VECT_VAR(expected_cumulative_sat,int,64,1) = 0;
  10 int VECT_VAR(expected_cumulative_sat,uint,8,8) = 1;
  11 int VECT_VAR(expected_cumulative_sat,uint,16,4) = 1;
  12 int VECT_VAR(expected_cumulative_sat,uint,32,2) = 1;
  13 int VECT_VAR(expected_cumulative_sat,uint,64,1) = 1;
  14 int VECT_VAR(expected_cumulative_sat,int,8,16) = 0;
  15 int VECT_VAR(expected_cumulative_sat,int,16,8) = 0;
  16 int VECT_VAR(expected_cumulative_sat,int,32,4) = 0;
  17 int VECT_VAR(expected_cumulative_sat,int,64,2) = 0;
  18 int VECT_VAR(expected_cumulative_sat,uint,8,16) = 1;
  19 int VECT_VAR(expected_cumulative_sat,uint,16,8) = 1;
  20 int VECT_VAR(expected_cumulative_sat,uint,32,4) = 1;
  21 int VECT_VAR(expected_cumulative_sat,uint,64,2) = 1;
  22
  23 /* Expected results.  */
  24 VECT_VAR_DECL(expected,int,8,8) [] = { 0xc0, 0xc4, 0xc8, 0xcc,
  25                                        0xd0, 0xd4, 0xd8, 0xdc };
  26 VECT_VAR_DECL(expected,int,16,4) [] = { 0xffe0, 0xffe2, 0xffe4, 0xffe6 };
  27 VECT_VAR_DECL(expected,int,32,2) [] = { 0xffffffe0, 0xffffffe2 };
  28 VECT_VAR_DECL(expected,int,64,1) [] = { 0xffffffffffffffc0 };
  29 VECT_VAR_DECL(expected,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff,
  30                                         0xff, 0xff, 0xff, 0xff };
  31 VECT_VAR_DECL(expected,uint,16,4) [] = { 0xffff, 0xffff, 0xffff, 0xffff };
  32 VECT_VAR_DECL(expected,uint,32,2) [] = { 0xffffffff, 0xffffffff };
  33 VECT_VAR_DECL(expected,uint,64,1) [] = { 0xffffffffffffffff };
  34 VECT_VAR_DECL(expected,int,8,16) [] = { 0xc0, 0xc4, 0xc8, 0xcc,
  35                                         0xd0, 0xd4, 0xd8, 0xdc,
  36                                         0xe0, 0xe4, 0xe8, 0xec,
  37                                         0xf0, 0xf4, 0xf8, 0xfc };
  38 VECT_VAR_DECL(expected,int,16,8) [] = { 0xffe0, 0xffe2, 0xffe4, 0xffe6,
  39                                         0xffe8, 0xffea, 0xffec, 0xffee };
  40 VECT_VAR_DECL(expected,int,32,4) [] = { 0xffffffe0, 0xffffffe2,
  41                                         0xffffffe4, 0xffffffe6 };
  42 VECT_VAR_DECL(expected,int,64,2) [] = { 0xffffffffffffffc0, 0xffffffffffffffc4 };
  43 VECT_VAR_DECL(expected,uint,8,16) [] = { 0xff, 0xff, 0xff, 0xff,
  44                                          0xff, 0xff, 0xff, 0xff,
  45                                          0xff, 0xff, 0xff, 0xff,
  46                                          0xff, 0xff, 0xff, 0xff };
  47 VECT_VAR_DECL(expected,uint,16,8) [] = { 0xffff, 0xffff, 0xffff, 0xffff,
  48                                          0xffff, 0xffff, 0xffff, 0xffff };
  49 VECT_VAR_DECL(expected,uint,32,4) [] = { 0xffffffff, 0xffffffff,
  50                                          0xffffffff, 0xffffffff };
  51 VECT_VAR_DECL(expected,uint,64,2) [] = { 0xffffffffffffffff,
  52                                          0xffffffffffffffff };
  53
  54 /* Expected values of cumulative_saturation flag with max positive input.  */
  55 int VECT_VAR(expected_cumulative_sat_max,int,8,8) = 1;
  56 int VECT_VAR(expected_cumulative_sat_max,int,16,4) = 1;
  57 int VECT_VAR(expected_cumulative_sat_max,int,32,2) = 1;
  58 int VECT_VAR(expected_cumulative_sat_max,int,64,1) = 1;
  59 int VECT_VAR(expected_cumulative_sat_max,uint,8,8) = 1;
  60 int VECT_VAR(expected_cumulative_sat_max,uint,16,4) = 1;
  61 int VECT_VAR(expected_cumulative_sat_max,uint,32,2) = 1;
  62 int VECT_VAR(expected_cumulative_sat_max,uint,64,1) = 1;
  63 int VECT_VAR(expected_cumulative_sat_max,int,8,16) = 1;
  64 int VECT_VAR(expected_cumulative_sat_max,int,16,8) = 1;
  65 int VECT_VAR(expected_cumulative_sat_max,int,32,4) = 1;
  66 int VECT_VAR(expected_cumulative_sat_max,int,64,2) = 1;
  67 int VECT_VAR(expected_cumulative_sat_max,uint,8,16) = 1;
  68 int VECT_VAR(expected_cumulative_sat_max,uint,16,8) = 1;
  69 int VECT_VAR(expected_cumulative_sat_max,uint,32,4) = 1;
  70 int VECT_VAR(expected_cumulative_sat_max,uint,64,2) = 1;
  71
  72 /* Expected results with max positive input.  */
  73 VECT_VAR_DECL(expected_max,int,8,8) [] = { 0x7f, 0x7f, 0x7f, 0x7f,
  74                                            0x7f, 0x7f, 0x7f, 0x7f };
  75 VECT_VAR_DECL(expected_max,int,16,4) [] = { 0x7fff, 0x7fff, 0x7fff, 0x7fff };
  76 VECT_VAR_DECL(expected_max,int,32,2) [] = { 0x7fffffff, 0x7fffffff };
  77 VECT_VAR_DECL(expected_max,int,64,1) [] = { 0x7fffffffffffffff };
  78 VECT_VAR_DECL(expected_max,uint,8,8) [] = { 0xff, 0xff, 0xff, 0xff,
  79                                             0xff, 0xff, 0xff, 0xff };
  80 VECT_VAR_DECL(expected_max,uint,16,4) [] = { 0xffff, 0xffff, 0xffff, 0xffff };
  81 VECT_VAR_DECL(expected_max,uint,32,2) [] = { 0xffffffff, 0xffffffff };
  82 VECT_VAR_DECL(expected_max,uint,64,1) [] = { 0xffffffffffffffff };
  83 VECT_VAR_DECL(expected_max,int,8,16) [] = { 0x7f, 0x7f, 0x7f, 0x7f,
  84                                             0x7f, 0x7f, 0x7f, 0x7f,
  85                                             0x7f, 0x7f, 0x7f, 0x7f,
  86                                             0x7f, 0x7f, 0x7f, 0x7f };
  87 VECT_VAR_DECL(expected_max,int,16,8) [] = { 0x7fff, 0x7fff, 0x7fff, 0x7fff,
  88                                             0x7fff, 0x7fff, 0x7fff, 0x7fff };
  89 VECT_VAR_DECL(expected_max,int,32,4) [] = { 0x7fffffff, 0x7fffffff,
  90                                             0x7fffffff, 0x7fffffff };
  91 VECT_VAR_DECL(expected_max,int,64,2) [] = { 0x7fffffffffffffff,
  92                                             0x7fffffffffffffff };
  93 VECT_VAR_DECL(expected_max,uint,8,16) [] = { 0xff, 0xff, 0xff, 0xff,
  94                                              0xff, 0xff, 0xff, 0xff,
  95                                              0xff, 0xff, 0xff, 0xff,
  96                                              0xff, 0xff, 0xff, 0xff };
  97 VECT_VAR_DECL(expected_max,uint,16,8) [] = { 0xffff, 0xffff, 0xffff, 0xffff,
  98                                              0xffff, 0xffff, 0xffff, 0xffff };
  99 VECT_VAR_DECL(expected_max,uint,32,4) [] = { 0xffffffff, 0xffffffff,
 100                                              0xffffffff, 0xffffffff };
 101 VECT_VAR_DECL(expected_max,uint,64,2) [] = { 0xffffffffffffffff,
 102                                              0xffffffffffffffff };
 103
 104 #define INSN vqshl
 105 #define TEST_MSG "VQSHL_N/VQSHLQ_N"
 106
 107 #define FNNAME1(NAME) void exec_ ## NAME ##_n (void)
 108 #define FNNAME(NAME) FNNAME1(NAME)
 109
 110 FNNAME (INSN)
 111 {
 112   /* Basic test: v2=vqshl_n(v1,v), then store the result.  */
 113 #define TEST_VQSHL_N2(INSN, Q, T1, T2, W, N, V, EXPECTED_CUMULATIVE_SAT, CMT) \
 114   Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W, N));           \
 115   VECT_VAR(vector_res, T1, W, N) =                                      \
 116     INSN##Q##_n_##T2##W(VECT_VAR(vector, T1, W, N),                     \
 117                         V);                                             \
 118   vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N),                         \
 119                     VECT_VAR(vector_res, T1, W, N));                    \
 120   CHECK_CUMULATIVE_SAT(TEST_MSG, T1, W, N, EXPECTED_CUMULATIVE_SAT, CMT)
 121
 122   /* Two auxliary macros are necessary to expand INSN */
 123 #define TEST_VQSHL_N1(INSN, T3, Q, T1, T2, W, N, EXPECTED_CUMULATIVE_SAT, CMT) \
 124   TEST_VQSHL_N2(INSN, T3, Q, T1, T2, W, N, EXPECTED_CUMULATIVE_SAT, CMT)
 125
 126 #define TEST_VQSHL_N(T3, Q, T1, T2, W, N, EXPECTED_CUMULATIVE_SAT, CMT) \
 127   TEST_VQSHL_N1(INSN, T3, Q, T1, T2, W, N, EXPECTED_CUMULATIVE_SAT, CMT)
 128
 129   DECL_VARIABLE_ALL_VARIANTS(vector);
 130   DECL_VARIABLE_ALL_VARIANTS(vector_res);
 131
 132   clean_results ();
 133
 134   TEST_MACRO_ALL_VARIANTS_2_5(VLOAD, vector, buffer);
 135
 136   /* Choose shift amount arbitrarily.  */
 137 #define CMT ""
 138   TEST_VQSHL_N(, int, s, 8, 8, 2, expected_cumulative_sat, CMT);
 139   TEST_VQSHL_N(, int, s, 16, 4, 1, expected_cumulative_sat, CMT);
 140   TEST_VQSHL_N(, int, s, 32, 2, 1, expected_cumulative_sat, CMT);
 141   TEST_VQSHL_N(, int, s, 64, 1, 2, expected_cumulative_sat, CMT);
 142   TEST_VQSHL_N(, uint, u, 8, 8, 3, expected_cumulative_sat, CMT);
 143   TEST_VQSHL_N(, uint, u, 16, 4, 2, expected_cumulative_sat, CMT);
 144   TEST_VQSHL_N(, uint, u, 32, 2, 3, expected_cumulative_sat, CMT);
 145   TEST_VQSHL_N(, uint, u, 64, 1, 3, expected_cumulative_sat, CMT);
 146
 147   TEST_VQSHL_N(q, int, s, 8, 16, 2, expected_cumulative_sat, CMT);
 148   TEST_VQSHL_N(q, int, s, 16, 8, 1, expected_cumulative_sat, CMT);
 149   TEST_VQSHL_N(q, int, s, 32, 4, 1, expected_cumulative_sat, CMT);
 150   TEST_VQSHL_N(q, int, s, 64, 2, 2, expected_cumulative_sat, CMT);
 151   TEST_VQSHL_N(q, uint, u, 8, 16, 3, expected_cumulative_sat, CMT);
 152   TEST_VQSHL_N(q, uint, u, 16, 8, 2, expected_cumulative_sat, CMT);
 153   TEST_VQSHL_N(q, uint, u, 32, 4, 3, expected_cumulative_sat, CMT);
 154   TEST_VQSHL_N(q, uint, u, 64, 2, 3, expected_cumulative_sat, CMT);
 155
 156   CHECK(TEST_MSG, int, 8, 8, PRIx8, expected, CMT);
 157   CHECK(TEST_MSG, int, 16, 4, PRIx16, expected, CMT);
 158   CHECK(TEST_MSG, int, 32, 2, PRIx32, expected, CMT);
 159   CHECK(TEST_MSG, int, 64, 1, PRIx64, expected, CMT);
 160   CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected, CMT);
 161   CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected, CMT);
 162   CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected, CMT);
 163   CHECK(TEST_MSG, uint, 64, 1, PRIx64, expected, CMT);
 164   CHECK(TEST_MSG, int, 8, 16, PRIx8, expected, CMT);
 165   CHECK(TEST_MSG, int, 16, 8, PRIx16, expected, CMT);
 166   CHECK(TEST_MSG, int, 32, 4, PRIx32, expected, CMT);
 167   CHECK(TEST_MSG, int, 64, 2, PRIx64, expected, CMT);
 168   CHECK(TEST_MSG, uint, 8, 16, PRIx8, expected, CMT);
 169   CHECK(TEST_MSG, uint, 16, 8, PRIx16, expected, CMT);
 170   CHECK(TEST_MSG, uint, 32, 4, PRIx32, expected, CMT);
 171   CHECK(TEST_MSG, uint, 64, 2, PRIx64, expected, CMT);
 172
 173
 174   /* Fill input vector with max value, to check saturation on limits.  */
 175   VDUP(vector, , int, s, 8, 8, 0x7F);
 176   VDUP(vector, , int, s, 16, 4, 0x7FFF);
 177   VDUP(vector, , int, s, 32, 2, 0x7FFFFFFF);
 178   VDUP(vector, , int, s, 64, 1, 0x7FFFFFFFFFFFFFFFLL);
 179   VDUP(vector, , uint, u, 8, 8, 0xFF);
 180   VDUP(vector, , uint, u, 16, 4, 0xFFFF);
 181   VDUP(vector, , uint, u, 32, 2, 0xFFFFFFFF);
 182   VDUP(vector, , uint, u, 64, 1, 0xFFFFFFFFFFFFFFFFULL);
 183   VDUP(vector, q, int, s, 8, 16, 0x7F);
 184   VDUP(vector, q, int, s, 16, 8, 0x7FFF);
 185   VDUP(vector, q, int, s, 32, 4, 0x7FFFFFFF);
 186   VDUP(vector, q, int, s, 64, 2, 0x7FFFFFFFFFFFFFFFLL);
 187   VDUP(vector, q, uint, u, 8, 16, 0xFF);
 188   VDUP(vector, q, uint, u, 16, 8, 0xFFFF);
 189   VDUP(vector, q, uint, u, 32, 4, 0xFFFFFFFF);
 190   VDUP(vector, q, uint, u, 64, 2, 0xFFFFFFFFFFFFFFFFULL);
 191
 192 #undef CMT
 193 #define CMT " (with max input)"
 194   TEST_VQSHL_N(, int, s, 8, 8, 2, expected_cumulative_sat_max, CMT);
 195   TEST_VQSHL_N(, int, s, 16, 4, 1, expected_cumulative_sat_max, CMT);
 196   TEST_VQSHL_N(, int, s, 32, 2, 1, expected_cumulative_sat_max, CMT);
 197   TEST_VQSHL_N(, int, s, 64, 1, 2, expected_cumulative_sat_max, CMT);
 198   TEST_VQSHL_N(, uint, u, 8, 8, 3, expected_cumulative_sat_max, CMT);
 199   TEST_VQSHL_N(, uint, u, 16, 4, 2, expected_cumulative_sat_max, CMT);
 200   TEST_VQSHL_N(, uint, u, 32, 2, 3, expected_cumulative_sat_max, CMT);
 201   TEST_VQSHL_N(, uint, u, 64, 1, 3, expected_cumulative_sat_max, CMT);
 202
 203   TEST_VQSHL_N(q, int, s, 8, 16, 2, expected_cumulative_sat_max, CMT);
 204   TEST_VQSHL_N(q, int, s, 16, 8, 1, expected_cumulative_sat_max, CMT);
 205   TEST_VQSHL_N(q, int, s, 32, 4, 1, expected_cumulative_sat_max, CMT);
 206   TEST_VQSHL_N(q, int, s, 64, 2, 2, expected_cumulative_sat_max, CMT);
 207   TEST_VQSHL_N(q, uint, u, 8, 16, 3, expected_cumulative_sat_max, CMT);
 208   TEST_VQSHL_N(q, uint, u, 16, 8, 2, expected_cumulative_sat_max, CMT);
 209   TEST_VQSHL_N(q, uint, u, 32, 4, 3, expected_cumulative_sat_max, CMT);
 210   TEST_VQSHL_N(q, uint, u, 64, 2, 3, expected_cumulative_sat_max, CMT);
 211
 212   CHECK(TEST_MSG, int, 8, 8, PRIx8, expected_max, CMT);
 213   CHECK(TEST_MSG, int, 16, 4, PRIx16, expected_max, CMT);
 214   CHECK(TEST_MSG, int, 32, 2, PRIx32, expected_max, CMT);
 215   CHECK(TEST_MSG, int, 64, 1, PRIx64, expected_max, CMT);
 216   CHECK(TEST_MSG, uint, 8, 8, PRIx8, expected_max, CMT);
 217   CHECK(TEST_MSG, uint, 16, 4, PRIx16, expected_max, CMT);
 218   CHECK(TEST_MSG, uint, 32, 2, PRIx32, expected_max, CMT);
 219   CHECK(TEST_MSG, uint, 64, 1, PRIx64, expected_max, CMT);
 220   CHECK(TEST_MSG, int, 8, 16, PRIx8, expected_max, CMT);
 221   CHECK(TEST_MSG, int, 16, 8, PRIx16, expected_max, CMT);
 222   CHECK(TEST_MSG, int, 32, 4, PRIx32, expected_max, CMT);
 223   CHECK(TEST_MSG, int, 64, 2, PRIx64, expected_max, CMT);
 224   CHECK(TEST_MSG, uint, 8, 16, PRIx8, expected_max, CMT);
 225   CHECK(TEST_MSG, uint, 16, 8, PRIx16, expected_max, CMT);
 226   CHECK(TEST_MSG, uint, 32, 4, PRIx32, expected_max, CMT);
 227   CHECK(TEST_MSG, uint, 64, 2, PRIx64, expected_max, CMT);
 228 }
 229
 230 int main (void)
 231 {
 232   exec_vqshl_n ();
 233   return 0;
 234 }