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Diffstat (limited to 'ref_vget_lane.c')
-rw-r--r-- | ref_vget_lane.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/ref_vget_lane.c b/ref_vget_lane.c new file mode 100644 index 0000000..0789d24 --- /dev/null +++ b/ref_vget_lane.c @@ -0,0 +1,109 @@ +/* + +Copyright (c) 2009, 2010, 2011, 2013 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" + +void exec_vget_lane (void) +{ + /* vec=vget_lane(vec, lane), then store the result. */ +#define TEST_VGET_LANE(Q, T1, T2, W, N, L) \ + VAR(var, T1, W) = vget##Q##_lane_##T2##W(VECT_VAR(vector, T1, W, N), L); \ + fprintf(ref_file, "%s: %" PRIx##W "\n", "vget"STR(Q)"_lane_"STR(T2##W), VAR(var, T1, W)) + + /* Special variant for poly* types, to clear sign bits in output. */ +#define TEST_VGET_LANE_POLY(Q, T1, T2, W, N, L) \ + VAR(var, T1, W) = vget##Q##_lane_##T2##W(VECT_VAR(vector, T1, W, N), L); \ + fprintf(ref_file, "%s: %" PRIx##W "\n", "vget"STR(Q)"_lane_"STR(T2##W), \ + (uint##W##_t)VAR(var, T1, W)) + + /* Special variant for floating-point */ + union { + uint32_t var_int32; + float var_float32; + } var_int32_float32; + +#define TEST_VGET_LANE_F(Q, T1, T2, W, N, L) \ + VAR(var, T1, W) = vget##Q##_lane_##T2##W(VECT_VAR(vector, T1, W, N), L); \ + var_int##W##_float##W.var_float##W = VAR(var, T1, W); \ + fprintf(ref_file, "%s: %" PRIx##W "\n", "vget"STR(Q)"_lane_"STR(T2##W), var_int##W##_float##W.var_int##W) + + /* With ARM RVCT, we need to declare variables before any executable + statement */ + DECL_VARIABLE_ALL_VARIANTS(vector); + + /* Scalar variables */ + VAR_DECL(var, int, 8); + VAR_DECL(var, int, 16); + VAR_DECL(var, int, 32); + VAR_DECL(var, int, 64); + VAR_DECL(var, uint, 8); + VAR_DECL(var, uint, 16); + VAR_DECL(var, uint, 32); + VAR_DECL(var, uint, 64); + VAR_DECL(var, poly, 8); + VAR_DECL(var, poly, 16); + VAR_DECL(var, float, 32); + + clean_results (); + + TEST_MACRO_ALL_VARIANTS_2_5(VLOAD, vector, buffer); + VLOAD(vector, buffer, , float, f, 32, 2); + VLOAD(vector, buffer, q, float, f, 32, 4); + + fprintf(ref_file, "\n%s output:\n", "VGET_LANE/VGETQ_LANE"); + + /* Choose lane arbitrarily */ + TEST_VGET_LANE(, int, s, 8, 8, 7); + TEST_VGET_LANE(, int, s, 16, 4, 3); + TEST_VGET_LANE(, int, s, 32, 2, 1); + TEST_VGET_LANE(, int, s, 64, 1, 0); + TEST_VGET_LANE(, uint, u, 8, 8, 6); + TEST_VGET_LANE(, uint, u, 16, 4, 2); + TEST_VGET_LANE(, uint, u, 32, 2, 1); + TEST_VGET_LANE(, uint, u, 64, 1, 0); + TEST_VGET_LANE_POLY(, poly, p, 8, 8, 6); + TEST_VGET_LANE_POLY(, poly, p, 16, 4, 2); + TEST_VGET_LANE_F(, float, f, 32, 2, 1); + + TEST_VGET_LANE(q, int, s, 8, 16, 15); + TEST_VGET_LANE(q, int, s, 16, 8, 5); + TEST_VGET_LANE(q, int, s, 32, 4, 3); + TEST_VGET_LANE(q, int, s, 64, 2, 1); + TEST_VGET_LANE(q, uint, u, 8, 16, 14); + TEST_VGET_LANE(q, uint, u, 16, 8, 6); + TEST_VGET_LANE(q, uint, u, 32, 4, 2); + TEST_VGET_LANE(q, uint, u, 64, 2, 1); + TEST_VGET_LANE_POLY(q, poly, p, 8, 16, 14); + TEST_VGET_LANE_POLY(q, poly, p, 16, 8, 6); + TEST_VGET_LANE_F(q, float, f, 32, 4, 3); + + fprintf(ref_file, "\n"); +} |