1*4684ddb6SLionel Sambuc //===-- negdi2_test.c - Test __negdi2 -------------------------------------===//
2*4684ddb6SLionel Sambuc //
3*4684ddb6SLionel Sambuc // The LLVM Compiler Infrastructure
4*4684ddb6SLionel Sambuc //
5*4684ddb6SLionel Sambuc // This file is dual licensed under the MIT and the University of Illinois Open
6*4684ddb6SLionel Sambuc // Source Licenses. See LICENSE.TXT for details.
7*4684ddb6SLionel Sambuc //
8*4684ddb6SLionel Sambuc //===----------------------------------------------------------------------===//
9*4684ddb6SLionel Sambuc //
10*4684ddb6SLionel Sambuc // This file tests __negdi2 for the compiler_rt library.
11*4684ddb6SLionel Sambuc //
12*4684ddb6SLionel Sambuc //===----------------------------------------------------------------------===//
13*4684ddb6SLionel Sambuc
14*4684ddb6SLionel Sambuc #include "int_lib.h"
15*4684ddb6SLionel Sambuc #include <stdio.h>
16*4684ddb6SLionel Sambuc
17*4684ddb6SLionel Sambuc // Returns: -a
18*4684ddb6SLionel Sambuc
19*4684ddb6SLionel Sambuc di_int __negdi2(di_int a);
20*4684ddb6SLionel Sambuc
test__negdi2(di_int a,di_int expected)21*4684ddb6SLionel Sambuc int test__negdi2(di_int a, di_int expected)
22*4684ddb6SLionel Sambuc {
23*4684ddb6SLionel Sambuc di_int x = __negdi2(a);
24*4684ddb6SLionel Sambuc if (x != expected)
25*4684ddb6SLionel Sambuc printf("error in __negdi2: -0x%llX = 0x%llX, expected 0x%llX\n",
26*4684ddb6SLionel Sambuc a, x, expected);
27*4684ddb6SLionel Sambuc return x != expected;
28*4684ddb6SLionel Sambuc }
29*4684ddb6SLionel Sambuc
30*4684ddb6SLionel Sambuc char assumption_1[sizeof(di_int) == 2*sizeof(si_int)] = {0};
31*4684ddb6SLionel Sambuc
main()32*4684ddb6SLionel Sambuc int main()
33*4684ddb6SLionel Sambuc {
34*4684ddb6SLionel Sambuc if (test__negdi2(0, 0))
35*4684ddb6SLionel Sambuc return 1;
36*4684ddb6SLionel Sambuc if (test__negdi2(1, -1))
37*4684ddb6SLionel Sambuc return 1;
38*4684ddb6SLionel Sambuc if (test__negdi2(-1, 1))
39*4684ddb6SLionel Sambuc return 1;
40*4684ddb6SLionel Sambuc if (test__negdi2(2, -2))
41*4684ddb6SLionel Sambuc return 1;
42*4684ddb6SLionel Sambuc if (test__negdi2(-2, 2))
43*4684ddb6SLionel Sambuc return 1;
44*4684ddb6SLionel Sambuc if (test__negdi2(3, -3))
45*4684ddb6SLionel Sambuc return 1;
46*4684ddb6SLionel Sambuc if (test__negdi2(-3, 3))
47*4684ddb6SLionel Sambuc return 1;
48*4684ddb6SLionel Sambuc if (test__negdi2(0x00000000FFFFFFFELL, 0xFFFFFFFF00000002LL))
49*4684ddb6SLionel Sambuc return 1;
50*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFF00000002LL, 0x00000000FFFFFFFELL))
51*4684ddb6SLionel Sambuc return 1;
52*4684ddb6SLionel Sambuc if (test__negdi2(0x00000000FFFFFFFFLL, 0xFFFFFFFF00000001LL))
53*4684ddb6SLionel Sambuc return 1;
54*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFF00000001LL, 0x00000000FFFFFFFFLL))
55*4684ddb6SLionel Sambuc return 1;
56*4684ddb6SLionel Sambuc if (test__negdi2(0x0000000100000000LL, 0xFFFFFFFF00000000LL))
57*4684ddb6SLionel Sambuc return 1;
58*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFF00000000LL, 0x0000000100000000LL))
59*4684ddb6SLionel Sambuc return 1;
60*4684ddb6SLionel Sambuc if (test__negdi2(0x0000000200000000LL, 0xFFFFFFFE00000000LL))
61*4684ddb6SLionel Sambuc return 1;
62*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFE00000000LL, 0x0000000200000000LL))
63*4684ddb6SLionel Sambuc return 1;
64*4684ddb6SLionel Sambuc if (test__negdi2(0x0000000300000000LL, 0xFFFFFFFD00000000LL))
65*4684ddb6SLionel Sambuc return 1;
66*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFD00000000LL, 0x0000000300000000LL))
67*4684ddb6SLionel Sambuc return 1;
68*4684ddb6SLionel Sambuc if (test__negdi2(0x8000000000000000LL, 0x8000000000000000LL))
69*4684ddb6SLionel Sambuc return 1;
70*4684ddb6SLionel Sambuc if (test__negdi2(0x8000000000000001LL, 0x7FFFFFFFFFFFFFFFLL))
71*4684ddb6SLionel Sambuc return 1;
72*4684ddb6SLionel Sambuc if (test__negdi2(0x7FFFFFFFFFFFFFFFLL, 0x8000000000000001LL))
73*4684ddb6SLionel Sambuc return 1;
74*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFE00000000LL, 0x0000000200000000LL))
75*4684ddb6SLionel Sambuc return 1;
76*4684ddb6SLionel Sambuc if (test__negdi2(0x0000000200000000LL, 0xFFFFFFFE00000000LL))
77*4684ddb6SLionel Sambuc return 1;
78*4684ddb6SLionel Sambuc if (test__negdi2(0xFFFFFFFF00000000LL, 0x0000000100000000LL))
79*4684ddb6SLionel Sambuc return 1;
80*4684ddb6SLionel Sambuc if (test__negdi2(0x0000000100000000LL, 0xFFFFFFFF00000000LL))
81*4684ddb6SLionel Sambuc return 1;
82*4684ddb6SLionel Sambuc
83*4684ddb6SLionel Sambuc return 0;
84*4684ddb6SLionel Sambuc }
85