135 lines
4.8 KiB
C
135 lines
4.8 KiB
C
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/*
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Copyright (c) 2009, 2010, 2011 STMicroelectronics
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Written by Christophe Lyon
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#if defined(__arm__) || defined(__aarch64__)
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#include <arm_neon.h>
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#else
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#include "stm-arm-neon.h"
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#endif
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#include "stm-arm-neon-ref.h"
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#define INSN vqrshrn_n
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#define TEST_MSG "VQRSHRN_N"
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#define FNNAME1(NAME) void exec_ ## NAME (void)
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#define FNNAME(NAME) FNNAME1(NAME)
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FNNAME (INSN)
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{
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/* Basic test: y=vqrshrn_n(x,v), then store the result. */
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#define TEST_VQRSHRN_N2(INSN, T1, T2, W, W2, N, V) \
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Set_Neon_Cumulative_Sat(0, VECT_VAR(vector_res, T1, W2, N)); \
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VECT_VAR(vector_res, T1, W2, N) = \
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INSN##_##T2##W(VECT_VAR(vector, T1, W, N), \
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V); \
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vst1_##T2##W2(VECT_VAR(result, T1, W2, N), \
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VECT_VAR(vector_res, T1, W2, N)); \
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dump_neon_cumulative_sat(TEST_MSG, xSTR(INSN##_##T2##W), \
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xSTR(T1), W, N)
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/* Two auxliary macros are necessary to expand INSN */
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#define TEST_VQRSHRN_N1(INSN, T1, T2, W, W2, N, V) \
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TEST_VQRSHRN_N2(INSN, T1, T2, W, W2, N, V)
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#define TEST_VQRSHRN_N(T1, T2, W, W2, N, V) \
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TEST_VQRSHRN_N1(INSN, T1, T2, W, W2, N, V)
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/* With ARM RVCT, we need to declare variables before any executable
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statement */
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/* vector is twice as large as vector_res */
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DECL_VARIABLE(vector, int, 16, 8);
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DECL_VARIABLE(vector, int, 32, 4);
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DECL_VARIABLE(vector, int, 64, 2);
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DECL_VARIABLE(vector, uint, 16, 8);
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DECL_VARIABLE(vector, uint, 32, 4);
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DECL_VARIABLE(vector, uint, 64, 2);
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DECL_VARIABLE(vector_res, int, 8, 8);
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DECL_VARIABLE(vector_res, int, 16, 4);
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DECL_VARIABLE(vector_res, int, 32, 2);
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DECL_VARIABLE(vector_res, uint, 8, 8);
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DECL_VARIABLE(vector_res, uint, 16, 4);
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DECL_VARIABLE(vector_res, uint, 32, 2);
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clean_results ();
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VLOAD(vector, buffer, q, int, s, 16, 8);
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VLOAD(vector, buffer, q, int, s, 32, 4);
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VLOAD(vector, buffer, q, int, s, 64, 2);
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VLOAD(vector, buffer, q, uint, u, 16, 8);
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VLOAD(vector, buffer, q, uint, u, 32, 4);
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VLOAD(vector, buffer, q, uint, u, 64, 2);
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/* Choose shift amount arbitrarily */
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fprintf(ref_file, "\n%s cumulative saturation output:\n", TEST_MSG);
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TEST_VQRSHRN_N(int, s, 16, 8, 8, 1);
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TEST_VQRSHRN_N(int, s, 32, 16, 4, 1);
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TEST_VQRSHRN_N(int, s, 64, 32, 2, 2);
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TEST_VQRSHRN_N(uint, u, 16, 8, 8, 2);
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TEST_VQRSHRN_N(uint, u, 32, 16, 4, 3);
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TEST_VQRSHRN_N(uint, u, 64, 32, 2, 3);
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/* FIXME: only a few result buffers are used, but we output all of them */
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dump_results_hex (TEST_MSG);
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/* Another set of tests */
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VDUP(vector, q, int, s, 16, 8, 0x7FFF);
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VDUP(vector, q, int, s, 32, 4, 0x7FFFFFFF);
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VDUP(vector, q, int, s, 64, 2, 0x7FFFFFFFFFFFFFFFLL);
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VDUP(vector, q, uint, u, 16, 8, 0xFFFF);
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VDUP(vector, q, uint, u, 32, 4, 0xFFFFFFFF);
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VDUP(vector, q, uint, u, 64, 2, 0xFFFFFFFFFFFFFFFFULL);
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/* shift by 3 to exercise saturation code in the lib */
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fprintf(ref_file, "\n%s cumulative saturation output:\n",
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TEST_MSG " (check saturation: shift by 3)");
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TEST_VQRSHRN_N(int, s, 16, 8, 8, 3);
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TEST_VQRSHRN_N(int, s, 32, 16, 4, 3);
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TEST_VQRSHRN_N(int, s, 64, 32, 2, 3);
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TEST_VQRSHRN_N(uint, u, 16, 8, 8, 3);
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TEST_VQRSHRN_N(uint, u, 32, 16, 4, 3);
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TEST_VQRSHRN_N(uint, u, 64, 32, 2, 3);
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/* FIXME: only a few result buffers are used, but we output all of them */
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dump_results_hex2 (TEST_MSG, " (check saturation: shift by 3)");
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/* shift by max to exercise saturation code in the lib */
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fprintf(ref_file, "\n%s cumulative saturation output:\n",
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TEST_MSG " (check saturation: shift by max)");
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TEST_VQRSHRN_N(int, s, 16, 8, 8, 8);
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TEST_VQRSHRN_N(int, s, 32, 16, 4, 16);
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TEST_VQRSHRN_N(int, s, 64, 32, 2, 32);
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TEST_VQRSHRN_N(uint, u, 16, 8, 8, 8);
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TEST_VQRSHRN_N(uint, u, 32, 16, 4, 16);
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TEST_VQRSHRN_N(uint, u, 64, 32, 2, 32);
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/* FIXME: only a few result buffers are used, but we output all of them */
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dump_results_hex2 (TEST_MSG, " (check saturation: shift by max)");
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}
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