forked from OSchip/llvm-project
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
//===--------------- fixunstfsi_test.c - Test __fixunstfsi ----------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file tests __fixunstfsi for the compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#include <stdio.h>
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#if __LDBL_MANT_DIG__ == 113
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#include "fp_test.h"
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unsigned int __fixunstfsi(long double a);
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int test__fixunstfsi(long double a, unsigned int expected)
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{
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unsigned int x = __fixunstfsi(a);
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int ret = (x != expected);
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if (ret)
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{
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printf("error in test__fixunstfsi(%.20Lf) = %u, "
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"expected %u\n", a, x, expected);
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}
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return ret;
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}
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char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
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#endif
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int main()
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{
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#if __LDBL_MANT_DIG__ == 113
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if (test__fixunstfsi(makeInf128(), UINT32_C(0xffffffff)))
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return 1;
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if (test__fixunstfsi(0, UINT32_C(0x0)))
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return 1;
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if (test__fixunstfsi(0x1.23456789abcdefp+5, UINT32_C(0x24)))
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return 1;
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if (test__fixunstfsi(0x1.23456789abcdefp-3, UINT32_C(0x0)))
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return 1;
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if (test__fixunstfsi(0x1.23456789abcdefp+20, UINT32_C(0x123456)))
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return 1;
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if (test__fixunstfsi(0x1.23456789abcdefp+40, UINT32_C(0xffffffff)))
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return 1;
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if (test__fixunstfsi(0x1.23456789abcdefp+256, UINT32_C(0xffffffff)))
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return 1;
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if (test__fixunstfsi(-0x1.23456789abcdefp+3, UINT32_C(0x0)))
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return 1;
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if (test__fixunstfsi(0x1.p+32, 0xFFFFFFFFLL))
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return 1;
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#else
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printf("skipped\n");
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#endif
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return 0;
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}
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