/[gxemul]/upstream/0.3.4/tests/test_clo_clz.S
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Annotation of /upstream/0.3.4/tests/test_clo_clz.S

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Revision 11 - (hide annotations)
Mon Oct 8 16:18:31 2007 UTC (16 years, 7 months ago) by dpavlin
File size: 1562 byte(s) 
0.3.4
1 dpavlin 2 /*
2     * $Id: test_clo_clz.S,v 1.1 2004/08/22 21:51:32 debug Exp $
3     *
4     * Instructions: 'clo' (32-bit count leading ones)
5     * and 'clz' (32-bit count leading zeroes)
6     */
7    
8     .rdata
9     .align 3
10     $NL: .ascii "\n"
11    
12     .text
13     .align 4
14     .globl testmain
15     .ent testmain
16     testmain:
17     /* Save the return address: */
18     addiu $29,$29,-16
19     sd $31,0($29)
20    
21    
22     li $6, 0x0
23     clo $4, $6
24     addiu $5, $0, 8
25     jal printhex
26     dla $4, $NL
27     jal printstr
28    
29    
30     li $6, 0x1
31     clo $4, $6
32     addiu $5, $0, 8
33     jal printhex
34     dla $4, $NL
35     jal printstr
36    
37    
38     li $6, 0x1234
39     clo $4, $6
40     addiu $5, $0, 8
41     jal printhex
42     dla $4, $NL
43     jal printstr
44    
45    
46     li $6, 0x12345678
47     clo $4, $6
48     addiu $5, $0, 8
49     jal printhex
50     dla $4, $NL
51     jal printstr
52    
53    
54     li $6, 0x87654321
55     clo $4, $6
56     addiu $5, $0, 8
57     jal printhex
58     dla $4, $NL
59     jal printstr
60    
61    
62     li $6, 0x44441100
63     clo $4, $6
64     addiu $5, $0, 8
65     jal printhex
66     dla $4, $NL
67     jal printstr
68    
69    
70     li $6, 0x0
71     clz $4, $6
72     addiu $5, $0, 8
73     jal printhex
74     dla $4, $NL
75     jal printstr
76    
77    
78     li $6, 0x1
79     clz $4, $6
80     addiu $5, $0, 8
81     jal printhex
82     dla $4, $NL
83     jal printstr
84    
85    
86     li $6, 0x1234
87     clz $4, $6
88     addiu $5, $0, 8
89     jal printhex
90     dla $4, $NL
91     jal printstr
92    
93    
94     li $6, 0x12345678
95     clz $4, $6
96     addiu $5, $0, 8
97     jal printhex
98     dla $4, $NL
99     jal printstr
100    
101    
102     li $6, 0x87654321
103     clz $4, $6
104     addiu $5, $0, 8
105     jal printhex
106     dla $4, $NL
107     jal printstr
108    
109    
110     li $6, 0x44441100
111     clz $4, $6
112     addiu $5, $0, 8
113     jal printhex
114     dla $4, $NL
115     jal printstr
116    
117    
118     /* Return value: */
119     li $2, 0x1212fefe
120    
121     /* Restore the return address: */
122     ld $31,0($29)
123     addiu $29,$29,16
124    
125     /* ... and return. */
126     jr $31
127    
128     .end testmain
129    
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