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| // RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_negdf2vfp
//===-- negdf2vfp_test.c - Test __negdf2vfp -------------------------------===//
//
// 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 __negdf2vfp for the compiler_rt library.
//
//===----------------------------------------------------------------------===//
#include "int_lib.h"
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#if __arm__ && __VFP_FP__
extern COMPILER_RT_ABI double __negdf2vfp(double a);
int test__negdf2vfp(double a)
{
double actual = __negdf2vfp(a);
double expected = -a;
if (actual != expected)
printf("error in test__negdf2vfp(%f) = %f, expected %f\n",
a, actual, expected);
return actual != expected;
}
#endif
int main()
{
#if __arm__ && __VFP_FP__
if (test__negdf2vfp(1.0))
return 1;
if (test__negdf2vfp(HUGE_VALF))
return 1;
if (test__negdf2vfp(0.0))
return 1;
if (test__negdf2vfp(-1.0))
return 1;
#else
printf("skipped\n");
#endif
return 0;
}
|