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# v850 satsub
# mach: all
 
        .include "testutils.inc"
 
# If the result of the add is "negative", that means we went too
# positive.  The result should be the most positive number.
 
        noflags
        seti    0x90000000, r1
        seti    0x70000000, r2
        satsubr r2, r1
 
        flags   sat + c + v + ns + nz
        reg     r1, 0x7fffffff
 
# Similarly, if the result of the add is "positive", that means we
# went too negative.  The result should be the most negative number.
 
        noflags
        seti    0x70000000, r1
        seti    0x90000000, r2
        satsubr r2, r1
 
        flags   sat + nc + v + s + nz
        reg     r1, 0x80000000
 
# Check that the SAT flag remains set until reset
 
        seti    1, r1
        seti    2, r2
        satsubr r2, r1
 
        flags   sat + nc + nv + ns + nz
        reg     r1, 1
 
        noflags
        seti    1, r1
        seti    2, r2
        satsubr r2, r1
 
        flags   nsat + nc + nv + ns + nz
        reg     r1, 1
 
# Check that results exactly equal to min/max don't saturate
 
        noflags
        seti    0x90000000, r1
        seti    0x0fffffff, r2
        satsubr r2, r1
 
        flags   nsat + c + nv + ns + nz
        reg     r1, 0x7fffffff
 
 
        noflags
        seti    0x70000000, r1
        seti    0xf0000000, r2
        satsubr r2, r1
 
        flags   nsat + nc + nv + s + nz
        reg     r1, 0x80000000
 
 
        pass

Line No.	Rev	Author	Line
1	330	jeremybenn	`# v850 satsub`
2			`# mach: all`
3
4			`.include "testutils.inc"`
5
6			`# If the result of the add is "negative", that means we went too`
7			`# positive. The result should be the most positive number.`
8
9			`noflags`
10			`seti 0x90000000, r1`
11			`seti 0x70000000, r2`
12			`satsubr r2, r1`
13
14			`flags sat + c + v + ns + nz`
15			`reg r1, 0x7fffffff`
16
17			`# Similarly, if the result of the add is "positive", that means we`
18			`# went too negative. The result should be the most negative number.`
19
20			`noflags`
21			`seti 0x70000000, r1`
22			`seti 0x90000000, r2`
23			`satsubr r2, r1`
24
25			`flags sat + nc + v + s + nz`
26			`reg r1, 0x80000000`
27
28			`# Check that the SAT flag remains set until reset`
29
30			`seti 1, r1`
31			`seti 2, r2`
32			`satsubr r2, r1`
33
34			`flags sat + nc + nv + ns + nz`
35			`reg r1, 1`
36
37			`noflags`
38			`seti 1, r1`
39			`seti 2, r2`
40			`satsubr r2, r1`
41
42			`flags nsat + nc + nv + ns + nz`
43			`reg r1, 1`
44
45			`# Check that results exactly equal to min/max don't saturate`
46
47			`noflags`
48			`seti 0x90000000, r1`
49			`seti 0x0fffffff, r2`
50			`satsubr r2, r1`
51
52			`flags nsat + c + nv + ns + nz`
53			`reg r1, 0x7fffffff`
54
55
56			`noflags`
57			`seti 0x70000000, r1`
58			`seti 0xf0000000, r2`
59			`satsubr r2, r1`
60
61			`flags nsat + nc + nv + s + nz`
62			`reg r1, 0x80000000`
63
64
65			`pass`

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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.2/] [sim/] [testsuite/] [sim/] [v850/] [satsubr.cgs] - Blame information for rev 373