forked from OSchip/llvm-project
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
//===-------------- trunctfdf2_test.c - Test __trunctfdf2 -----------------===//
|
|
//
|
|
// 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 __trunctfdf2 for the compiler_rt library.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "int_lib.h"
|
|
#include <stdio.h>
|
|
|
|
#if __LDBL_MANT_DIG__ == 113
|
|
|
|
#include "fp_test.h"
|
|
|
|
COMPILER_RT_ABI double __trunctfdf2(long double a);
|
|
|
|
int test__trunctfdf2(long double a, uint64_t expected)
|
|
{
|
|
double x = __trunctfdf2(a);
|
|
int ret = compareResultD(x, expected);
|
|
|
|
if (ret)
|
|
{
|
|
printf("error in test__trunctfdf2(%.20Lf) = %lf, "
|
|
"expected %lf\n", a, x, fromRep64(expected));
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
char assumption_1[sizeof(long double) * CHAR_BIT == 128] = {0};
|
|
|
|
#endif
|
|
|
|
int main()
|
|
{
|
|
#if __LDBL_MANT_DIG__ == 113
|
|
// qNaN
|
|
if (test__trunctfdf2(makeQNaN128(),
|
|
UINT64_C(0x7ff8000000000000)))
|
|
return 1;
|
|
// NaN
|
|
if (test__trunctfdf2(makeNaN128(UINT64_C(0x810000000000)),
|
|
UINT64_C(0x7ff8100000000000)))
|
|
return 1;
|
|
// inf
|
|
if (test__trunctfdf2(makeInf128(),
|
|
UINT64_C(0x7ff0000000000000)))
|
|
return 1;
|
|
// zero
|
|
if (test__trunctfdf2(0.0L, UINT64_C(0x0)))
|
|
return 1;
|
|
|
|
if (test__trunctfdf2(0x1.af23456789bbaaab347645365cdep+5L,
|
|
UINT64_C(0x404af23456789bbb)))
|
|
return 1;
|
|
if (test__trunctfdf2(0x1.dedafcff354b6ae9758763545432p-9L,
|
|
UINT64_C(0x3f6dedafcff354b7)))
|
|
return 1;
|
|
if (test__trunctfdf2(0x1.2f34dd5f437e849b4baab754cdefp+4534L,
|
|
UINT64_C(0x7ff0000000000000)))
|
|
return 1;
|
|
if (test__trunctfdf2(0x1.edcbff8ad76ab5bf46463233214fp-435L,
|
|
UINT64_C(0x24cedcbff8ad76ab)))
|
|
return 1;
|
|
|
|
#else
|
|
printf("skipped\n");
|
|
|
|
#endif
|
|
return 0;
|
|
}
|