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| // RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_fixtfsi
//===--------------- fixtfsi_test.c - Test __fixtfsi ----------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file tests __fixtfsi for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include <stdio.h>
#if __LDBL_MANT_DIG__ == 113
#include "fp_test.h"
int __fixtfsi(long double a);
int test__fixtfsi(long double a, int expected)
{
int x = __fixtfsi(a);
int ret = (x != expected);
if (ret){
printf("error in test__fixtfsi(%.20Lf) = %d, "
"expected %d\n", a, x, expected);
}
return ret;
}
char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
#endif
int main()
{
#if __LDBL_MANT_DIG__ == 113
if (test__fixtfsi(makeInf128(), 0x7fffffff))
return 1;
if (test__fixtfsi(0, 0x0))
return 1;
if (test__fixtfsi(0x1.23456789abcdefp+5, 0x24))
return 1;
if (test__fixtfsi(0x1.23456789abcdefp-3, 0x0))
return 1;
if (test__fixtfsi(0x1.23456789abcdefp+20, 0x123456))
return 1;
if (test__fixtfsi(0x1.23456789abcdefp+40, 0x7fffffff))
return 1;
if (test__fixtfsi(0x1.23456789abcdefp+256, 0x7fffffff))
return 1;
if (test__fixtfsi(-0x1.23456789abcdefp+20, 0xffedcbaa))
return 1;
if (test__fixtfsi(-0x1.23456789abcdefp+40, 0x80000000))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}
|