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

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [sim/] [testsuite/] [sim/] [sh/] [prnd.s] - Blame information for rev 856

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 227 jeremybenn
# sh testcase for prnd
2
# mach:  shdsp
3
# as(shdsp):    -defsym sim_cpu=1 -dsp
4
 
5
        # FIXME: opcode table ambiguity in ignored bits 4-7.
6
 
7
        .include "testutils.inc"
8
 
9
        start
10
        set_grs_a5a5
11
        lds     r0, a0
12
        pcopy   a0, a1
13
        lds     r0, x0
14
        lds     r0, x1
15
        lds     r0, y0
16
        lds     r0, y1
17
        pcopy   x0, m0
18
        pcopy   y1, m1
19
 
20
        # prnd(0xa5a5a5a5) = 0xa5a60000
21
        prnd    x0, x0
22
        prnd    y0, y0
23
        assert_sreg     0xa5a60000, x0
24
        assert_sreg     0xa5a60000, y0
25
 
26
        # prnd(1) = 1
27
        mov     #1, r0
28
        shll16  r0
29
        lds     r0, x0
30
        pcopy   x0, y0
31
        prnd    x0, x0
32
        prnd    y0, y0
33
        assert_sreg     0x10000, x0
34
        assert_sreg     0x10000, y0
35
 
36
        # prnd(1.4999999) = 1
37
        mov     #1, r0
38
        shll8   r0
39
        or      #0x7f, r0
40
        shll8   r0
41
        or      #0xff, r0
42
        lds     r0, x0
43
        pcopy   x0, y0
44
        prnd    x0, x0
45
        prnd    y0, y0
46
        assert_sreg     0x10000, x0
47
        assert_sreg     0x10000, y0
48
 
49
        # prnd(1.5) = 2
50
        mov     #1, r0
51
        shll8   r0
52
        or      #0x80, r0
53
        shll8   r0
54
        lds     r0, x0
55
        pcopy   x0, y0
56
        prnd    x0, x0
57
        prnd    y0, y0
58
        assert_sreg     0x20000, x0
59
        assert_sreg     0x20000, y0
60
 
61
        # dct prnd
62
        set_dcfalse
63
        dct     prnd    x0, x1
64
        dct     prnd    y0, y1
65
        assert_sreg2    0xa5a5a5a5, x1
66
        assert_sreg2    0xa5a5a5a5, y1
67
        set_dctrue
68
        dct     prnd    x0, x1
69
        dct     prnd    y0, y1
70
        assert_sreg2    0x20000, x1
71
        assert_sreg2    0x20000, y1
72
 
73
        # dcf prnd
74
        set_dctrue
75
        dcf     prnd    x0, m0
76
        dcf     prnd    y0, m1
77
        assert_sreg2    0xa5a5a5a5, m0
78
        assert_sreg2    0xa5a5a5a5, m1
79
        set_dcfalse
80
        dcf     prnd    x0, m0
81
        dcf     prnd    y0, m1
82
        assert_sreg2    0x20000, m0
83
        assert_sreg2    0x20000, m1
84
 
85
        set_greg        0xa5a5a5a5, r0
86
        test_grs_a5a5
87
        assert_sreg     0xa5a5a5a5, a0
88
        assert_sreg2    0xa5a5a5a5, a1
89
        pass
90
        exit 0

powered by: WebSVN 2.1.0

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