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

Subversion Repositories scarts

[/] [scarts/] [trunk/] [toolchain/] [scarts-gdb/] [gdb-6.8/] [sim/] [testsuite/] [sim/] [sh/] [fdiv.s] - Blame information for rev 26

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 26 jlechner
# sh testcase for fdiv
2
# mach: sh
3
# as(sh):       -defsym sim_cpu=0
4
 
5
        .include "testutils.inc"
6
 
7
        start
8
fdiv_single:
9
        # Single test
10
        set_grs_a5a5
11
        set_fprs_a5a5
12
        single_prec
13
        # 1.0 / 0.0 should be INF
14
        # (and not crash the sim).
15
        fldi0   fr0
16
        fldi1   fr1
17
        fdiv    fr0, fr1
18
        assert_fpreg_x  0x7f800000, fr1
19
 
20
        # 0.0 / 1.0 == 0.0.
21
        fldi0   fr0
22
        fldi1   fr1
23
        fdiv    fr1, fr0
24
        assert_fpreg_x  0, fr0
25
 
26
        # 2.0 / 1.0 == 2.0.
27
        fldi1   fr1
28
        fldi1   fr2
29
        fadd    fr2, fr2
30
        fdiv    fr1, fr2
31
        assert_fpreg_i  2, fr2
32
 
33
        # (1.0 / 2.0) + (1.0 / 2.0) == 1.0.
34
        fldi1   fr1
35
        fldi1   fr2
36
        fadd    fr2, fr2
37
        fdiv    fr2, fr1
38
        # fr1 should contain 0.5.
39
        fadd    fr1, fr1
40
        assert_fpreg_i  1, fr1
41
        test_grs_a5a5
42
        assert_fpreg_i  2, fr2
43
        test_fpr_a5a5   fr3
44
        test_fpr_a5a5   fr4
45
        test_fpr_a5a5   fr5
46
        test_fpr_a5a5   fr6
47
        test_fpr_a5a5   fr7
48
        test_fpr_a5a5   fr8
49
        test_fpr_a5a5   fr9
50
        test_fpr_a5a5   fr10
51
        test_fpr_a5a5   fr11
52
        test_fpr_a5a5   fr12
53
        test_fpr_a5a5   fr13
54
        test_fpr_a5a5   fr14
55
        test_fpr_a5a5   fr15
56
 
57
fdiv_double:
58
        # Double test
59
        set_grs_a5a5
60
        set_fprs_a5a5
61
        # (1.0 / 2.0) + (1.0 / 2.0) == 1.0.
62
        fldi1   fr1
63
        fldi1   fr2
64
        # This add must be in single precision.  The rest must be in double.
65
        fadd    fr2, fr2
66
        double_prec
67
        _s2d    fr1, dr0
68
        _s2d    fr2, dr2
69
        fdiv    dr2, dr0
70
        # dr0 should contain 0.5.
71
        # double it, expect 1.0.
72
        fadd    dr0, dr0
73
        assert_dpreg_i  1, dr0
74
        assert_dpreg_i  2, dr2
75
        test_grs_a5a5
76
        test_fpr_a5a5   fr4
77
        test_fpr_a5a5   fr5
78
        test_fpr_a5a5   fr6
79
        test_fpr_a5a5   fr7
80
        test_fpr_a5a5   fr8
81
        test_fpr_a5a5   fr9
82
        test_fpr_a5a5   fr10
83
        test_fpr_a5a5   fr11
84
        test_fpr_a5a5   fr12
85
        test_fpr_a5a5   fr13
86
        test_fpr_a5a5   fr14
87
        test_fpr_a5a5   fr15
88
 
89
        pass
90
        exit 0
91
 

powered by: WebSVN 2.1.0

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