1 //===-- subsf3vfp_test.c - Test __subsf3vfp -------------------------------===// 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 __subsf3vfp for the compiler_rt library. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #include "int_lib.h" 15 #include <stdio.h> 16 #include <stdlib.h> 17 #include <math.h> 18 19 20 extern COMPILER_RT_ABI float __subsf3vfp(float a, float b); 21 22 #if __arm__ 23 int test__subsf3vfp(float a, float b) 24 { 25 float actual = __subsf3vfp(a, b); 26 float expected = a - b; 27 if (actual != expected) 28 printf("error in test__subsf3vfp(%f, %f) = %f, expected %f\n", 29 a, b, actual, expected); 30 return actual != expected; 31 } 32 #endif 33 34 int main() 35 { 36 #if __arm__ 37 if (test__subsf3vfp(1.0, 1.0)) 38 return 1; 39 if (test__subsf3vfp(1234.567, 765.4321)) 40 return 1; 41 if (test__subsf3vfp(-123.0, -678.0)) 42 return 1; 43 if (test__subsf3vfp(0.0, -0.0)) 44 return 1; 45 #else 46 printf("skipped\n"); 47 #endif 48 return 0; 49 } 50
