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0.3.3.2
1 | /* |
2 | * $Id: test_addu.S,v 1.1 2004/08/22 21:22:30 debug Exp $ |
3 | * |
4 | * Instruction: 'addu' (32-bit add, no overflow exception) |
5 | */ |
6 | |
7 | .rdata |
8 | .align 3 |
9 | $NL: .ascii "\n" |
10 | |
11 | .text |
12 | .align 4 |
13 | .globl testmain |
14 | .ent testmain |
15 | testmain: |
16 | /* Save the return address: */ |
17 | addiu $29,$29,-16 |
18 | sd $31,0($29) |
19 | |
20 | |
21 | dli $6, 0x12345678 |
22 | dli $7, 0x9abcdef0 |
23 | addu $4, $6, $7 |
24 | |
25 | addiu $5, $0, 8 |
26 | jal printhex |
27 | |
28 | dla $4, $NL |
29 | jal printstr |
30 | |
31 | |
32 | dli $6, 0x12345678 |
33 | dli $7, -0x9abcdef0 |
34 | addu $4, $6, $7 |
35 | |
36 | addiu $5, $0, 8 |
37 | jal printhex |
38 | |
39 | dla $4, $NL |
40 | jal printstr |
41 | |
42 | |
43 | /* Return value: */ |
44 | li $2, 0x1212fefe |
45 | |
46 | /* Restore the return address: */ |
47 | ld $31,0($29) |
48 | addiu $29,$29,16 |
49 | |
50 | /* ... and return. */ |
51 | jr $31 |
52 | |
53 | .end testmain |
54 |
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