1//===-- addvsi3_test.c - Test __addvsi3 -----------------------------------===// 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 __addvsi3 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 21si_int __addvsi3(si_int a, si_int b); 22 23int test__addvsi3(si_int a, si_int b) 24{ 25 si_int x = __addvsi3(a, b); 26 si_int expected = a + b; 27 if (x != expected) 28 printf("error in test__addvsi3(0x%X, 0x%X) = %d, expected %d\n", 29 a, b, x, expected); 30 return x != expected; 31} 32 33int main() 34{ 35// test__addvsi3(0x80000000, -1); // should abort 36// test__addvsi3(-1, 0x80000000); // should abort 37// test__addvsi3(1, 0x7FFFFFFF); // should abort 38// test__addvsi3(0x7FFFFFFF, 1); // should abort 39 40 if (test__addvsi3(0x80000000, 1)) 41 return 1; 42 if (test__addvsi3(1, 0x80000000)) 43 return 1; 44 if (test__addvsi3(0x80000000, 0)) 45 return 1; 46 if (test__addvsi3(0, 0x80000000)) 47 return 1; 48 if (test__addvsi3(0x7FFFFFFF, -1)) 49 return 1; 50 if (test__addvsi3(-1, 0x7FFFFFFF)) 51 return 1; 52 if (test__addvsi3(0x7FFFFFFF, 0)) 53 return 1; 54 if (test__addvsi3(0, 0x7FFFFFFF)) 55 return 1; 56 57 return 0; 58} 59