| //===-- aeabi_drsub.c - Test __aeabi_drsub --------------------------------===// |
| // |
| // 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 __aeabi_drsub for the compiler_rt library. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <math.h> |
| |
| |
| #if __arm__ |
| extern __attribute__((pcs("aapcs"))) double __aeabi_drsub(double a, double b); |
| |
| int test__aeabi_drsub(double a, double b, double expected) |
| { |
| double actual = __aeabi_drsub(a, b); |
| if (actual != expected) |
| printf("error in __aeabi_drsub(%f, %f) = %f, expected %f\n", |
| a, b, actual, expected); |
| return actual != expected; |
| } |
| #endif |
| |
| int main() |
| { |
| #if __arm__ |
| if (test__aeabi_drsub(1.0, 1.0, 0.0)) |
| return 1; |
| if (test__aeabi_drsub(1234.567, 765.4321, -469.134900)) |
| return 1; |
| if (test__aeabi_drsub(-123.0, -678.0, -555.0)) |
| return 1; |
| if (test__aeabi_drsub(0.0, -0.0, 0.0)) |
| return 1; |
| #else |
| printf("skipped\n"); |
| #endif |
| return 0; |
| } |
