1 | // RUN: %clang_builtins %s %librt -o %t && %run %t |
2 | // REQUIRES: librt_has_negvti2 |
3 | // REQUIRES: int128 |
4 | |
5 | #include "int_lib.h" |
6 | #include <stdio.h> |
7 | |
8 | #ifdef CRT_HAS_128BIT |
9 | |
10 | // Returns: -a |
11 | |
12 | // Effects: aborts if -a overflows |
13 | |
14 | COMPILER_RT_ABI ti_int __negvti2(ti_int a); |
15 | COMPILER_RT_ABI ti_int __negti2(ti_int a); |
16 | |
17 | int test__negvti2(ti_int a) |
18 | { |
19 | ti_int x = __negvti2(a); |
20 | ti_int expected = __negti2(a); |
21 | if (x != expected) |
22 | { |
23 | twords at; |
24 | at.all = a; |
25 | twords xt; |
26 | xt.all = x; |
27 | twords expectedt; |
28 | expectedt.all = expected; |
29 | printf(format: "error in __negvti2(0x%.16llX%.16llX) = 0x%.16llX%.16llX, " |
30 | "expected 0x%.16llX%.16llX\n" , |
31 | at.s.high, at.s.low, xt.s.high, xt.s.low, expectedt.s.high, expectedt.s.low); |
32 | } |
33 | return x != expected; |
34 | } |
35 | |
36 | #endif |
37 | |
38 | int main() |
39 | { |
40 | #ifdef CRT_HAS_128BIT |
41 | if (test__negvti2(a: 0)) |
42 | return 1; |
43 | if (test__negvti2(a: 1)) |
44 | return 1; |
45 | if (test__negvti2(a: -1)) |
46 | return 1; |
47 | if (test__negvti2(a: 2)) |
48 | return 1; |
49 | if (test__negvti2(a: -2)) |
50 | return 1; |
51 | if (test__negvti2(a: 3)) |
52 | return 1; |
53 | if (test__negvti2(a: -3)) |
54 | return 1; |
55 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x00000000FFFFFFFELL))) |
56 | return 1; |
57 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFF00000002LL))) |
58 | return 1; |
59 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x00000000FFFFFFFFLL))) |
60 | return 1; |
61 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFF00000001LL))) |
62 | return 1; |
63 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x0000000100000000LL))) |
64 | return 1; |
65 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFF00000000LL))) |
66 | return 1; |
67 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x0000000200000000LL))) |
68 | return 1; |
69 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFE00000000LL))) |
70 | return 1; |
71 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x0000000300000000LL))) |
72 | return 1; |
73 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFD00000000LL))) |
74 | return 1; |
75 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x7FFFFFFFFFFFFFFFLL))) |
76 | return 1; |
77 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0x8000000000000001LL))) |
78 | return 1; |
79 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x7FFFFFFFFFFFFFFFLL))) |
80 | return 1; |
81 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFE00000000LL))) |
82 | return 1; |
83 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x0000000200000000LL))) |
84 | return 1; |
85 | if (test__negvti2(a: make_ti(h: 0xFFFFFFFFFFFFFFFFLL, l: 0xFFFFFFFF00000000LL))) |
86 | return 1; |
87 | if (test__negvti2(a: make_ti(h: 0x0000000000000000LL, l: 0x0000000100000000LL))) |
88 | return 1; |
89 | // if (test__negvti2(make_ti(0x8000000000000000LL, 0x0000000000000000LL))) // abort |
90 | // return 1; |
91 | if (test__negvti2(a: make_ti(h: 0x8000000000000000LL, l: 0x0000000000000001LL))) |
92 | return 1; |
93 | if (test__negvti2(a: make_ti(h: 0x7FFFFFFFFFFFFFFFLL, l: 0xFFFFFFFFFFFFFFFFLL))) |
94 | return 1; |
95 | |
96 | #else |
97 | printf("skipped\n" ); |
98 | #endif |
99 | return 0; |
100 | } |
101 | |