reference, declarationdefinition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced
    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46
// RUN: %clang_builtins %s %librt -o %t && %run %t
// REQUIRES: librt_has_divsf3
//===--------------- divsf3_test.c - Test __divsf3 ------------------------===//
//
// 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 __divsf3 for the compiler_rt library.
//
//===----------------------------------------------------------------------===//

#include "int_lib.h"
#include <stdio.h>

#include "fp_test.h"

// Returns: a / b
COMPILER_RT_ABI float __divsf3(float a, float b);

int test__divsf3(float a, float b, uint32_t expected)
{
    float x = __divsf3(a, b);
    int ret = compareResultF(x, expected);

    if (ret){
        printf("error in test__divsf3(%.20e, %.20e) = %.20e, "
               "expected %.20e\n", a, b, x,
               fromRep32(expected));
    }
    return ret;
}

int main()
{
    // 1/3
    if (test__divsf3(1.f, 3.f, 0x3EAAAAABU))
      return 1;
    // smallest normal result
    if (test__divsf3(2.3509887e-38, 2., 0x00800000U))
      return 1;

    return 0;
}