OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [gdb-5.0/] [sim/] [testsuite/] [d10v-elf/] [t-sadd.s] - Blame information for rev 1765

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 106 markom 
.include "t-macros.i"
2 
 
3 
        start
4 
 
5 
        PSW_BITS = PSW_FX|PSW_ST|PSW_SM
6 
        loadpsw2 PSW_BITS
7 
 
8 
 ;; Test normal sadd
9 
 
10 
        loadacc2 a0 0x00 0x7fff 0xffff
11 
        loadacc2 a1 0xff 0x8000 0x0000
12 
        sadd a1, a0
13 
        checkacc2 1 a0 0x00 0x7fff 0xffff
14 
        checkacc2 2 a1 0xff 0x8000 0x7fff
15 
 
16 
 ;; Test overflow
17 
 
18 
        loadacc2 a0 0x00 0x0000 0x0000
19 
        loadacc2 a1 0x01 0x8000 0x0000
20 
        sadd a1, a0
21 
        checkacc2 3 a0 0x00 0x0000 0x0000
22 
        checkacc2 4 a1 0x00 0x7fff 0xffff
23 
 
24 
        loadacc2 a0 0x00 0xffff 0xffff
25 
        loadacc2 a1 0x00 0xffff 0xffff
26 
        sadd a1, a0
27 
        checkacc2 5 a1 0x00 0x7fff 0xffff
28 
        checkacc2 6 a0 0x00 0xffff 0xffff
29 
 
30 
 ;; Test underflow
31 
 
32 
        loadacc2 a0 0x00 0x0000 0x0000
33 
        loadacc2 a1 0x80 0x8000 0x0000
34 
        sadd a1, a0
35 
        checkacc2 7 a0 0x00 0x0000 0x0000
36 
        checkacc2 8 a1 0xff 0x8000 0x0000
37 
 
38 
        exit0

powered by: WebSVN 2.1.0

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