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# fr30 testcase for div0s $Ri
# mach(): fr30
 
        .include "testutils.inc"
 
        START
 
        .text
        .global div0s
div0s:
        ; Test div0s $Rj,$Ri
        ; example from the manual - negative dividend
        mvi_h_gr        0x0fffffff,r2
        mvi_h_dr        0x00000000,mdh
        mvi_h_dr        0xfffffff0,mdl
        set_dbits       0x0             ; Set opposite of expected
        set_cc          0x0f            ; Condition codes should not change
        div0s           r2
        test_cc         1 1 1 1
        test_h_gr       0x0fffffff,r2
        test_h_dr       0xffffffff,mdh
        test_h_dr       0xfffffff0,mdl
        test_dbits      0x3
 
        ; negative divisor
        mvi_h_gr        0xffffffff,r2
        mvi_h_dr        0xffffffff,mdh
        mvi_h_dr        0x7fffffff,mdl
        set_dbits       0x1             ; Set opposite of expected
        set_cc          0x0f            ; Condition codes should not change
        div0s           r2
        test_cc         1 1 1 1
        test_h_gr       0xffffffff,r2
        test_h_dr       0x00000000,mdh
        test_h_dr       0x7fffffff,mdl
        test_dbits      0x2
 
        ; Both sign bits 0
        mvi_h_gr        0x0fffffff,r2
        mvi_h_dr        0xffffffff,mdh
        mvi_h_dr        0x7ffffff0,mdl
        set_dbits       0x3             ; Set opposite of expected
        set_cc          0x0f            ; Condition codes should not change
        div0s           r2
        test_cc         1 1 1 1
        test_h_gr       0x0fffffff,r2
        test_h_dr       0x00000000,mdh
        test_h_dr       0x7ffffff0,mdl
        test_dbits      0x0
 
        ; Both sign bits 1
        mvi_h_gr        0xffffffff,r2
        mvi_h_dr        0x00000000,mdh
        mvi_h_dr        0xffffffff,mdl
        set_dbits       0x2             ; Set opposite of expected
        set_cc          0x0f            ; Condition codes should not change
        div0s           r2
        test_cc         1 1 1 1
        test_h_gr       0xffffffff,r2
        test_h_dr       0xffffffff,mdh
        test_h_dr       0xffffffff,mdl
        test_dbits      0x1
 
        pass

Line No.	Rev	Author	Line
1	24	jeremybenn	`# 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`

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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [fr30/] [div0s.cgs] - Blame information for rev 157