OpenCores
URL https://opencores.org/ocsvn/scarts/scarts/trunk

Subversion Repositories scarts

[/] [scarts/] [trunk/] [toolchain/] [scarts-gdb/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [fr30/] [div0s.cgs] - Blame information for rev 26

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 26 jlechner
# fr30 testcase for div0s $Ri
2
# mach(): fr30
3
 
4
        .include "testutils.inc"
5
 
6
        START
7
 
8
        .text
9
        .global div0s
10
div0s:
11
        ; Test div0s $Rj,$Ri
12
        ; example from the manual - negative dividend
13
        mvi_h_gr        0x0fffffff,r2
14
        mvi_h_dr        0x00000000,mdh
15
        mvi_h_dr        0xfffffff0,mdl
16
        set_dbits       0x0             ; Set opposite of expected
17
        set_cc          0x0f            ; Condition codes should not change
18
        div0s           r2
19
        test_cc         1 1 1 1
20
        test_h_gr       0x0fffffff,r2
21
        test_h_dr       0xffffffff,mdh
22
        test_h_dr       0xfffffff0,mdl
23
        test_dbits      0x3
24
 
25
        ; negative divisor
26
        mvi_h_gr        0xffffffff,r2
27
        mvi_h_dr        0xffffffff,mdh
28
        mvi_h_dr        0x7fffffff,mdl
29
        set_dbits       0x1             ; Set opposite of expected
30
        set_cc          0x0f            ; Condition codes should not change
31
        div0s           r2
32
        test_cc         1 1 1 1
33
        test_h_gr       0xffffffff,r2
34
        test_h_dr       0x00000000,mdh
35
        test_h_dr       0x7fffffff,mdl
36
        test_dbits      0x2
37
 
38
        ; Both sign bits 0
39
        mvi_h_gr        0x0fffffff,r2
40
        mvi_h_dr        0xffffffff,mdh
41
        mvi_h_dr        0x7ffffff0,mdl
42
        set_dbits       0x3             ; Set opposite of expected
43
        set_cc          0x0f            ; Condition codes should not change
44
        div0s           r2
45
        test_cc         1 1 1 1
46
        test_h_gr       0x0fffffff,r2
47
        test_h_dr       0x00000000,mdh
48
        test_h_dr       0x7ffffff0,mdl
49
        test_dbits      0x0
50
 
51
        ; Both sign bits 1
52
        mvi_h_gr        0xffffffff,r2
53
        mvi_h_dr        0x00000000,mdh
54
        mvi_h_dr        0xffffffff,mdl
55
        set_dbits       0x2             ; Set opposite of expected
56
        set_cc          0x0f            ; Condition codes should not change
57
        div0s           r2
58
        test_cc         1 1 1 1
59
        test_h_gr       0xffffffff,r2
60
        test_h_dr       0xffffffff,mdh
61
        test_h_dr       0xffffffff,mdl
62
        test_dbits      0x1
63
 
64
        pass

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.