38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
// UNSUPPORTED: armv6m-target-arch
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// RUN: %clang_builtins %s %librt -o %t && %run %t
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//===-- bswapdi2_test.c - Test __bswapdi2 ---------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file tests __bswapdi2 for the compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#include <math.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <inttypes.h>
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extern uint64_t __bswapdi2(uint64_t);
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int test__bswapdi2(uint64_t a, uint64_t expected) {
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uint64_t actual = __bswapdi2(a);
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if (actual != expected)
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printf("error in test__bswapsi2(0x%" PRIx64 ") = 0x%" PRIx64 ", expected 0x%" PRIx64 "\n", a,
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actual, expected);
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return actual != expected;
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}
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int main() {
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if (test__bswapdi2(0x123456789ABCDEF0LL, 0xF0DEBC9A78563412LL))
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return 1;
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if (test__bswapdi2(0x0000000100000002LL, 0x0200000001000000LL))
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return 1;
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return 0;
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}
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