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Diffstat (limited to 'ref_vqrdmulh_lane.c')
| -rw-r--r-- | ref_vqrdmulh_lane.c | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/ref_vqrdmulh_lane.c b/ref_vqrdmulh_lane.c new file mode 100644 index 0000000..b2c37db --- /dev/null +++ b/ref_vqrdmulh_lane.c @@ -0,0 +1,134 @@ +/* + +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 vqrdmulh +#define TEST_MSG "VQRDMULH_LANE" + +#define FNNAME1(NAME) void exec_ ## NAME ## _lane (void) +#define FNNAME(NAME) FNNAME1(NAME) + +FNNAME (INSN) +{ + /* vector_res = vqrdmulh_lane(vector,vector2,lane), then store the result. */ +#define TEST_VQRDMULH_LANE2(INSN, Q, T1, T2, W, N, N2, L) \ + Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W, N)); \ + VECT_VAR(vector_res, T1, W, N) = \ + INSN##Q##_lane_##T2##W(VECT_VAR(vector, T1, W, N), \ + VECT_VAR(vector2, T1, W, N2), \ + L); \ + vst1##Q##_##T2##W(VECT_VAR(result, T1, W, N), \ + VECT_VAR(vector_res, T1, W, N)); \ + dump_neon_cumulative_sat(TEST_MSG, xSTR(INSN##Q##_lane_##T2##W), \ + xSTR(T1), W, N) + + /* Two auxliary macros are necessary to expand INSN */ +#define TEST_VQRDMULH_LANE1(INSN, Q, T1, T2, W, N, N2, L) \ + TEST_VQRDMULH_LANE2(INSN, Q, T1, T2, W, N, N2, L) + +#define TEST_VQRDMULH_LANE(Q, T1, T2, W, N, N2, L) \ + TEST_VQRDMULH_LANE1(INSN, Q, T1, T2, W, N, N2, 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(vector, int, 16, 8); + DECL_VARIABLE(vector, int, 32, 4); + + DECL_VARIABLE(vector_res, int, 16, 4); + DECL_VARIABLE(vector_res, int, 32, 2); + DECL_VARIABLE(vector_res, int, 16, 8); + DECL_VARIABLE(vector_res, int, 32, 4); + + /* vector2: vqrdmulh_lane and vqrdmulhq_lane have a 2nd argument with + the same number of elements, so we need only one variable of each + type. */ + DECL_VARIABLE(vector2, int, 16, 4); + DECL_VARIABLE(vector2, int, 32, 2); + + clean_results (); + + VLOAD(vector, buffer, , int, s, 16, 4); + VLOAD(vector, buffer, , int, s, 32, 2); + + VLOAD(vector, buffer, q, int, s, 16, 8); + VLOAD(vector, buffer, q, int, s, 32, 4); + + /* Initialize vector2 */ + VDUP(vector2, , int, s, 16, 4, 0x55); + VDUP(vector2, , int, s, 32, 2, 0xBB); + + /* Choose lane arbitrarily */ + fprintf(ref_file, "\n%s cumulative saturation output:\n", TEST_MSG); + TEST_VQRDMULH_LANE(, int, s, 16, 4, 4, 2); + TEST_VQRDMULH_LANE(, int, s, 32, 2, 2, 1); + TEST_VQRDMULH_LANE(q, int, s, 16, 8, 4, 3); + TEST_VQRDMULH_LANE(q, int, s, 32, 4, 2, 0); + + /* FIXME: only a subset of the result buffers are used, but we + output all of them */ + dump_results_hex (TEST_MSG); + + + VDUP(vector, , int, s, 16, 4, 0x8000); + VDUP(vector, , int, s, 32, 2, 0x80000000); + VDUP(vector, q, int, s, 16, 8, 0x8000); + VDUP(vector, q, int, s, 32, 4, 0x80000000); + VDUP(vector2, , int, s, 16, 4, 0x8000); + VDUP(vector2, , int, s, 32, 2, 0x80000000); + + fprintf(ref_file, "\n%s cumulative saturation output:\n", + TEST_MSG " (check mul cumulative saturation)"); + TEST_VQRDMULH_LANE(, int, s, 16, 4, 4, 2); + TEST_VQRDMULH_LANE(, int, s, 32, 2, 2, 1); + TEST_VQRDMULH_LANE(q, int, s, 16, 8, 4, 3); + TEST_VQRDMULH_LANE(q, int, s, 32, 4, 2, 0); + dump_results_hex2 (TEST_MSG, " (check mul cumulative saturation)"); + + + VDUP(vector, , int, s, 16, 4, 0x8000); + VDUP(vector, , int, s, 32, 2, 0x80000000); + VDUP(vector, q, int, s, 16, 8, 0x8000); + VDUP(vector, q, int, s, 32, 4, 0x80000000); + VDUP(vector2, , int, s, 16, 4, 0x8001); + VDUP(vector2, , int, s, 32, 2, 0x80000001); + + fprintf(ref_file, "\n%s cumulative saturation output:\n", + TEST_MSG " (check rounding cumulative saturation)"); + TEST_VQRDMULH_LANE(, int, s, 16, 4, 4, 2); + TEST_VQRDMULH_LANE(, int, s, 32, 2, 2, 1); + TEST_VQRDMULH_LANE(q, int, s, 16, 8, 4, 3); + TEST_VQRDMULH_LANE(q, int, s, 32, 4, 2, 0); + dump_results_hex2 (TEST_MSG, " (check rounding cumulative saturation)"); +} |