0d57cd61d9
Move test infra to header file
check functions (always print line number on error)
USR manipulation
Useful floating point values
Use stdint.h types
Use stdbool.h bool where appropriate
Use trip counts local to for loop
Suggested-by: Anton Johansson <anjo@rev.ng>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Reviewed-by: Anton Johansson <anjo@rev.ng>
Tested-by: Anton Johansson <anjo@rev.ng>
Message-Id: <20230522174341.1805460-1-tsimpson@quicinc.com>
56 lines
1.5 KiB
C
56 lines
1.5 KiB
C
/*
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* Copyright(c) 2019-2023 Qualcomm Innovation Center, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <stdint.h>
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int err;
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#include "hex_test.h"
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/*
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* Make sure that two stores in the same packet honor proper
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* semantics: slot 1 executes first, then slot 0.
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* This is important when the addresses overlap.
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*/
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static inline void dual_stores(int32_t *p, int8_t *q, int32_t x, int8_t y)
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{
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asm volatile("{\n\t"
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" memw(%0) = %2\n\t"
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" memb(%1) = %3\n\t"
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"}\n"
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:: "r"(p), "r"(q), "r"(x), "r"(y)
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: "memory");
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}
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typedef union {
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int32_t word;
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int8_t byte;
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} Dual;
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int main()
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{
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Dual d;
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d.word = ~0;
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dual_stores(&d.word, &d.byte, 0x12345678, 0xff);
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check32(d.word, 0x123456ff);
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puts(err ? "FAIL" : "PASS");
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return err;
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}
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