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Diffstat (limited to 'ref_vqdmull_n.c')
| -rw-r--r-- | ref_vqdmull_n.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/ref_vqdmull_n.c b/ref_vqdmull_n.c new file mode 100644 index 0000000..7a482b2 --- /dev/null +++ b/ref_vqdmull_n.c @@ -0,0 +1,104 @@ +/* + +Copyright (c) 2009, 2010, 2011, 2012 STMicroelectronics +Written by Christophe Lyon + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. + +*/ + +#if defined(__arm__) || defined(__aarch64__) +#include <arm_neon.h> +#else +#include "stm-arm-neon.h" +#endif + +#include "stm-arm-neon-ref.h" + +#define INSN vqdmull +#define TEST_MSG "VQDMULL_N" +#define FNNAME1(NAME) void exec_ ## NAME ## _n (void) +#define FNNAME(NAME) FNNAME1(NAME) + +FNNAME (INSN) +{ + int i; + + /* vector_res = vqdmull_n(vector,val), then store the result. */ +#define TEST_VQDMULL_N2(INSN, T1, T2, W, W2, N, L) \ + Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W2, N)); \ + VECT_VAR(vector_res, T1, W2, N) = \ + INSN##_n_##T2##W(VECT_VAR(vector, T1, W, N), \ + L); \ + vst1q_##T2##W2(VECT_VAR(result, T1, W2, N), \ + VECT_VAR(vector_res, T1, W2, N)); \ + dump_neon_cumulative_sat(TEST_MSG, xSTR(INSN##_n_##T2##W), \ + xSTR(T1), W, N) + + /* Two auxliary macros are necessary to expand INSN */ +#define TEST_VQDMULL_N1(INSN, T1, T2, W, W2, N, L) \ + TEST_VQDMULL_N2(INSN, T1, T2, W, W2, N, L) + +#define TEST_VQDMULL_N(T1, T2, W, W2, N, L) \ + TEST_VQDMULL_N1(INSN, T1, T2, W, W2, N, L) + + + /* With ARM RVCT, we need to declare variables before any executable + statement */ + DECL_VARIABLE(vector, int, 16, 4); + DECL_VARIABLE(vector, int, 32, 2); + DECL_VARIABLE(vector2, int, 16, 4); + DECL_VARIABLE(vector2, int, 32, 2); + + DECL_VARIABLE(vector_res, int, 32, 4); + DECL_VARIABLE(vector_res, int, 64, 2); + + clean_results (); + + /* Initialize vector */ + VDUP(vector, , int, s, 16, 4, 0x1000); + VDUP(vector, , int, s, 32, 2, 0x1000); + + /* Initialize vector2 */ + VDUP(vector2, , int, s, 16, 4, 0x4); + VDUP(vector2, , int, s, 32, 2, 0x2); + + /* Choose multiplier arbitrarily */ + fprintf(ref_file, "\n%s cumulative saturation output:\n", TEST_MSG); + TEST_VQDMULL_N(int, s, 16, 32, 4, 0x22); + TEST_VQDMULL_N(int, s, 32, 64, 2, 0x55); + + fprintf(ref_file, "\n%s output:\n", TEST_MSG); + fprintf(gcc_tests_file, "\n%s output:\n", TEST_MSG); + DUMP(TEST_MSG, int, 32, 4, PRIx32); + DUMP(TEST_MSG, int, 64, 2, PRIx64); + + + VDUP(vector, , int, s, 16, 4, 0x8000); + VDUP(vector, , int, s, 32, 2, 0x80000000); + fprintf(ref_file, "\n%s cumulative saturation output:\n", + TEST_MSG " (check mul cumulative saturation)"); + TEST_VQDMULL_N(int, s, 16, 32, 4, 0x8000); + TEST_VQDMULL_N(int, s, 32, 64, 2, 0x80000000); + + fprintf(ref_file, "\n%s output:\n", + TEST_MSG " (check mul cumulative saturation)"); + DUMP(TEST_MSG, int, 32, 4, PRIx32); + DUMP(TEST_MSG, int, 64, 2, PRIx64); +} |