1*b9829059Sjoerg //===-- addvdi3_test.c - Test __addvdi3 -----------------------------------===//
2*b9829059Sjoerg //
3*b9829059Sjoerg // The LLVM Compiler Infrastructure
4*b9829059Sjoerg //
5*b9829059Sjoerg // This file is dual licensed under the MIT and the University of Illinois Open
6*b9829059Sjoerg // Source Licenses. See LICENSE.TXT for details.
7*b9829059Sjoerg //
8*b9829059Sjoerg //===----------------------------------------------------------------------===//
9*b9829059Sjoerg //
10*b9829059Sjoerg // This file tests __addvdi3 for the compiler_rt library.
11*b9829059Sjoerg //
12*b9829059Sjoerg //===----------------------------------------------------------------------===//
13*b9829059Sjoerg
14*b9829059Sjoerg #include "int_lib.h"
15*b9829059Sjoerg #include <stdio.h>
16*b9829059Sjoerg
17*b9829059Sjoerg // Returns: a + b
18*b9829059Sjoerg
19*b9829059Sjoerg // Effects: aborts if a + b overflows
20*b9829059Sjoerg
21*b9829059Sjoerg di_int __addvdi3(di_int a, di_int b);
22*b9829059Sjoerg
test__addvdi3(di_int a,di_int b)23*b9829059Sjoerg int test__addvdi3(di_int a, di_int b)
24*b9829059Sjoerg {
25*b9829059Sjoerg di_int x = __addvdi3(a, b);
26*b9829059Sjoerg di_int expected = a + b;
27*b9829059Sjoerg if (x != expected)
28*b9829059Sjoerg printf("error in test__addvdi3(0x%llX, 0x%llX) = %lld, expected %lld\n",
29*b9829059Sjoerg a, b, x, expected);
30*b9829059Sjoerg return x != expected;
31*b9829059Sjoerg }
32*b9829059Sjoerg
main()33*b9829059Sjoerg int main()
34*b9829059Sjoerg {
35*b9829059Sjoerg // test__addvdi3(0x8000000000000000LL, -1); // should abort
36*b9829059Sjoerg // test__addvdi3(-1, 0x8000000000000000LL); // should abort
37*b9829059Sjoerg // test__addvdi3(1, 0x7FFFFFFFFFFFFFFFLL); // should abort
38*b9829059Sjoerg // test__addvdi3(0x7FFFFFFFFFFFFFFFLL, 1); // should abort
39*b9829059Sjoerg
40*b9829059Sjoerg if (test__addvdi3(0x8000000000000000LL, 1))
41*b9829059Sjoerg return 1;
42*b9829059Sjoerg if (test__addvdi3(1, 0x8000000000000000LL))
43*b9829059Sjoerg return 1;
44*b9829059Sjoerg if (test__addvdi3(0x8000000000000000LL, 0))
45*b9829059Sjoerg return 1;
46*b9829059Sjoerg if (test__addvdi3(0, 0x8000000000000000LL))
47*b9829059Sjoerg return 1;
48*b9829059Sjoerg if (test__addvdi3(0x7FFFFFFFFFFFFFFLL, -1))
49*b9829059Sjoerg return 1;
50*b9829059Sjoerg if (test__addvdi3(-1, 0x7FFFFFFFFFFFFFFLL))
51*b9829059Sjoerg return 1;
52*b9829059Sjoerg if (test__addvdi3(0x7FFFFFFFFFFFFFFFLL, 0))
53*b9829059Sjoerg return 1;
54*b9829059Sjoerg if (test__addvdi3(0, 0x7FFFFFFFFFFFFFFFLL))
55*b9829059Sjoerg return 1;
56*b9829059Sjoerg
57*b9829059Sjoerg return 0;
58*b9829059Sjoerg }
59