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Commit | Line | Data |
---|---|---|
d901eff3 JL |
1 | #include <stdio.h> |
2 | ||
3 | int main(void) | |
4 | { | |
5 | int a, b, c; | |
6 | int result; | |
7 | ||
8 | b = 0x01; | |
9 | c = 0xffffffff; | |
10 | result = 1; | |
11 | __asm | |
12 | ("l.addc %0, %1, %2\n\t" | |
13 | : "=r"(a) | |
14 | : "r"(b), "r"(c) | |
15 | ); | |
16 | if (a != result) { | |
17 | printf("first addc error\n"); | |
18 | return -1; | |
19 | } | |
20 | ||
21 | b = 0x01; | |
22 | c = 0xffffffff; | |
23 | result = 0x80000001; | |
24 | __asm | |
25 | ("l.addc %0, %1, %2\n\t" | |
26 | "l.movhi %2, 0x7fff\n\t" | |
27 | "l.ori %2, %2, 0xffff\n\t" | |
28 | "l.addc %0, %1, %2\n\t" | |
29 | : "=r"(a) | |
30 | : "r"(b), "r"(c) | |
31 | ); | |
32 | if (a != result) { | |
33 | printf("addc error\n"); | |
34 | return -1; | |
35 | } | |
36 | ||
37 | return 0; | |
38 | } |