69375de17b
irg expects 64-bit integers. Passing a 32-bit integer results in compilation failure with clang version 18.1.6. Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com> Message-Id: <20240627-tcg-v2-4-1690a813348e@daynix.com> Reviewed-by: Akihiko Odaki <akihiko.odaki@daynix.com> Message-Id: <20240630190050.160642-6-richard.henderson@linaro.org> Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Message-Id: <20240705084047.857176-11-alex.bennee@linaro.org>
29 lines
565 B
C
29 lines
565 B
C
/*
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* Memory tagging, basic pass cases.
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*
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* Copyright (c) 2021 Linaro Ltd
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "mte.h"
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int main(int ac, char **av)
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{
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int *p0, *p1, *p2;
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long c;
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enable_mte(PR_MTE_TCF_NONE);
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p0 = alloc_mte_mem(sizeof(*p0));
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asm("irg %0,%1,%2" : "=r"(p1) : "r"(p0), "r"(1l));
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assert(p1 != p0);
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asm("subp %0,%1,%2" : "=r"(c) : "r"(p0), "r"(p1));
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assert(c == 0);
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asm("stg %0, [%0]" : : "r"(p1));
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asm("ldg %0, [%1]" : "=r"(p2) : "r"(p0), "0"(p0));
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assert(p1 == p2);
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return 0;
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}
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