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      1 /*
      2 
      3 Copyright (c) 2009, 2010, 2011 STMicroelectronics
      4 Written by Christophe Lyon
      5 
      6 Permission is hereby granted, free of charge, to any person obtaining a copy
      7 of this software and associated documentation files (the "Software"), to deal
      8 in the Software without restriction, including without limitation the rights
      9 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     10 copies of the Software, and to permit persons to whom the Software is
     11 furnished to do so, subject to the following conditions:
     12 
     13 The above copyright notice and this permission notice shall be included in
     14 all copies or substantial portions of the Software.
     15 
     16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     19 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     20 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     21 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     22 THE SOFTWARE.
     23 
     24 */
     25 
     26 #if defined(__arm__) || defined(__aarch64__)
     27 #include <arm_neon.h>
     28 #else
     29 #include "stm-arm-neon.h"
     30 #endif
     31 
     32 #include "stm-arm-neon-ref.h"
     33 
     34 #ifndef INSN_NAME
     35 #define INSN_NAME vtst
     36 #define TEST_MSG "VTST/VTSTQ"
     37 #endif
     38 
     39 /* Can't use the standard ref_v_binary_op.c template because vtst has
     40    no 64 bits variant, and outputs are always of uint type */
     41 #define FNNAME1(NAME) void exec_ ## NAME (void)
     42 #define FNNAME(NAME) FNNAME1(NAME)
     43 
     44 FNNAME (INSN_NAME)
     45 {
     46   /* Basic test: y=OP(x,x), then store the result.  */
     47 #define TEST_BINARY_OP1(INSN, Q, T1, T2, W, N)				\
     48   VECT_VAR(vector_res, uint, W, N) =					\
     49     INSN##Q##_##T2##W(VECT_VAR(vector, T1, W, N),			\
     50 		      VECT_VAR(vector2, T1, W, N));			\
     51   vst1##Q##_u##W(VECT_VAR(result, uint, W, N),				\
     52 		 VECT_VAR(vector_res, uint, W, N))
     53 
     54 #define TEST_BINARY_OP(INSN, Q, T1, T2, W, N)				\
     55   TEST_BINARY_OP1(INSN, Q, T1, T2, W, N)				\
     56 
     57   /* With ARM RVCT, we need to declare variables before any executable
     58      statement  */
     59   DECL_VARIABLE_ALL_VARIANTS(vector);
     60   DECL_VARIABLE_ALL_VARIANTS(vector2);
     61   DECL_VARIABLE_UNSIGNED_VARIANTS(vector_res);
     62 
     63 
     64   clean_results ();
     65 
     66   /* Initialize input "vector" from "buffer"  */
     67   TEST_MACRO_ALL_VARIANTS_2_5(VLOAD, vector, buffer);
     68 
     69   /* Choose init value arbitrarily, will be used as comparison value */
     70   VDUP(vector2, , int, s, 8, 8, 15);
     71   VDUP(vector2, , int, s, 16, 4, 5);
     72   VDUP(vector2, , int, s, 32, 2, 1);
     73   VDUP(vector2, , uint, u, 8, 8, 15);
     74   VDUP(vector2, , uint, u, 16, 4, 5);
     75   VDUP(vector2, , uint, u, 32, 2, 1);
     76   VDUP(vector2, q, int, s, 8, 16, 15);
     77   VDUP(vector2, q, int, s, 16, 8, 5);
     78   VDUP(vector2, q, int, s, 32, 4, 1);
     79   VDUP(vector2, q, uint, u, 8, 16, 15);
     80   VDUP(vector2, q, uint, u, 16, 8, 5);
     81   VDUP(vector2, q, uint, u, 32, 4, 1);
     82 
     83 #define TEST_MACRO_NO64BIT_VARIANT_1_5(MACRO, VAR, T1, T2)	\
     84   MACRO(VAR, , T1, T2, 8, 8);				\
     85   MACRO(VAR, , T1, T2, 16, 4);				\
     86   MACRO(VAR, , T1, T2, 32, 2);				\
     87   MACRO(VAR, q, T1, T2, 8, 16);				\
     88   MACRO(VAR, q, T1, T2, 16, 8);				\
     89   MACRO(VAR, q, T1, T2, 32, 4)
     90 
     91   /* Split the test, as both signed and unsigned variants output their
     92      result in an unsigned form (thus the same output variable is used
     93      in these tests) */
     94   TEST_MACRO_NO64BIT_VARIANT_1_5(TEST_BINARY_OP, INSN_NAME, int, s);
     95   dump_results_hex2 (TEST_MSG, " (signed input)");
     96 
     97   TEST_MACRO_NO64BIT_VARIANT_1_5(TEST_BINARY_OP, INSN_NAME, uint, u);
     98   dump_results_hex2 (TEST_MSG, " (unsigned input)");
     99 }
    100