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// RUN: %clang_builtins %s %librt -o %t && %run %t
//===--------------- trunctfsf2_test.c - Test __trunctfsf2 ----------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file tests __trunctfsf2 for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#if __LDBL_MANT_DIG__ == 113
#include "fp_test.h"
COMPILER_RT_ABI float __trunctfsf2(long double a);
int test__trunctfsf2(long double a, uint32_t expected)
{
float x = __trunctfsf2(a);
int ret = compareResultF(x, expected);
if (ret){
printf("error in test__trunctfsf2(%.20Lf) = %f, "
"expected %f\n", a, x, fromRep32(expected));
}
return ret;
}
char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
#endif
int main()
{
#if __LDBL_MANT_DIG__ == 113
// qNaN
if (test__trunctfsf2(makeQNaN128(),
UINT32_C(0x7fc00000)))
return 1;
// NaN
if (test__trunctfsf2(makeNaN128(UINT64_C(0x810000000000)),
UINT32_C(0x7fc08000)))
return 1;
// inf
if (test__trunctfsf2(makeInf128(),
UINT32_C(0x7f800000)))
return 1;
// zero
if (test__trunctfsf2(0.0L, UINT32_C(0x0)))
return 1;
if (test__trunctfsf2(0x1.23a2abb4a2ddee355f36789abcdep+5L,
UINT32_C(0x4211d156)))
return 1;
if (test__trunctfsf2(0x1.e3d3c45bd3abfd98b76a54cc321fp-9L,
UINT32_C(0x3b71e9e2)))
return 1;
if (test__trunctfsf2(0x1.234eebb5faa678f4488693abcdefp+4534L,
UINT32_C(0x7f800000)))
return 1;
if (test__trunctfsf2(0x1.edcba9bb8c76a5a43dd21f334634p-435L,
UINT32_C(0x0)))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}
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