| //===-- subdf3vfp_test.c - Test __subdf3vfp -------------------------------===// |
| // |
| // 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 __subdf3vfp for the compiler_rt library. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <math.h> |
| |
| |
| #if __arm__ |
| extern COMPILER_RT_ABI double __subdf3vfp(double a, double b); |
| |
| int test__subdf3vfp(double a, double b) |
| { |
| double actual = __subdf3vfp(a, b); |
| double expected = a - b; |
| if (actual != expected) |
| printf("error in test__subdf3vfp(%f, %f) = %f, expected %f\n", |
| a, b, actual, expected); |
| return actual != expected; |
| } |
| #endif |
| |
| int main() |
| { |
| #if __arm__ |
| if (test__subdf3vfp(1.0, 1.0)) |
| return 1; |
| if (test__subdf3vfp(1234.567, 765.4321)) |
| return 1; |
| if (test__subdf3vfp(-123.0, -678.0)) |
| return 1; |
| if (test__subdf3vfp(0.0, -0.0)) |
| return 1; |
| #else |
| printf("skipped\n"); |
| #endif |
| return 0; |
| } |
