1//===-- addvdi3_test.c - Test __addvdi3 -----------------------------------===// 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 __addvdi3 for the compiler_rt library. 11// 12//===----------------------------------------------------------------------===// 13 14#include "int_lib.h" 15#include <stdio.h> 16 17// Returns: a + b 18 19// Effects: aborts if a + b overflows 20 21di_int __addvdi3(di_int a, di_int b); 22 23int test__addvdi3(di_int a, di_int b) 24{ 25 di_int x = __addvdi3(a, b); 26 di_int expected = a + b; 27 if (x != expected) 28 printf("error in test__addvdi3(0x%llX, 0x%llX) = %lld, expected %lld\n", 29 a, b, x, expected); 30 return x != expected; 31} 32 33int main() 34{ 35// test__addvdi3(0x8000000000000000LL, -1); // should abort 36// test__addvdi3(-1, 0x8000000000000000LL); // should abort 37// test__addvdi3(1, 0x7FFFFFFFFFFFFFFFLL); // should abort 38// test__addvdi3(0x7FFFFFFFFFFFFFFFLL, 1); // should abort 39 40 if (test__addvdi3(0x8000000000000000LL, 1)) 41 return 1; 42 if (test__addvdi3(1, 0x8000000000000000LL)) 43 return 1; 44 if (test__addvdi3(0x8000000000000000LL, 0)) 45 return 1; 46 if (test__addvdi3(0, 0x8000000000000000LL)) 47 return 1; 48 if (test__addvdi3(0x7FFFFFFFFFFFFFFLL, -1)) 49 return 1; 50 if (test__addvdi3(-1, 0x7FFFFFFFFFFFFFFLL)) 51 return 1; 52 if (test__addvdi3(0x7FFFFFFFFFFFFFFFLL, 0)) 53 return 1; 54 if (test__addvdi3(0, 0x7FFFFFFFFFFFFFFFLL)) 55 return 1; 56 57 return 0; 58} 59