Pirama Arumuga Nainar | 799172d | 2016-03-03 15:50:30 -0800 | [diff] [blame^] | 1 | //===-- aeabi_drsub.c - Test __aeabi_drsub --------------------------------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file tests __aeabi_drsub for the compiler_rt library. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #include <stdio.h> |
| 15 | #include <stdlib.h> |
| 16 | #include <math.h> |
| 17 | |
| 18 | |
| 19 | #if __arm__ |
| 20 | extern __attribute__((pcs("aapcs"))) double __aeabi_drsub(double a, double b); |
| 21 | |
| 22 | int test__aeabi_drsub(double a, double b, double expected) |
| 23 | { |
| 24 | double actual = __aeabi_drsub(a, b); |
| 25 | if (actual != expected) |
| 26 | printf("error in __aeabi_drsub(%f, %f) = %f, expected %f\n", |
| 27 | a, b, actual, expected); |
| 28 | return actual != expected; |
| 29 | } |
| 30 | #endif |
| 31 | |
| 32 | int main() |
| 33 | { |
| 34 | #if __arm__ |
| 35 | if (test__aeabi_drsub(1.0, 1.0, 0.0)) |
| 36 | return 1; |
| 37 | if (test__aeabi_drsub(1234.567, 765.4321, -469.134900)) |
| 38 | return 1; |
| 39 | if (test__aeabi_drsub(-123.0, -678.0, -555.0)) |
| 40 | return 1; |
| 41 | if (test__aeabi_drsub(0.0, -0.0, 0.0)) |
| 42 | return 1; |
| 43 | #else |
| 44 | printf("skipped\n"); |
| 45 | #endif |
| 46 | return 0; |
| 47 | } |