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1 | \ ========== Copyright Header Begin ========================================== |
2 | \ | |
3 | \ Hypervisor Software File: hfcodes.fth | |
4 | \ | |
5 | \ Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. | |
6 | \ | |
7 | \ - Do no alter or remove copyright notices | |
8 | \ | |
9 | \ - Redistribution and use of this software in source and binary forms, with | |
10 | \ or without modification, are permitted provided that the following | |
11 | \ conditions are met: | |
12 | \ | |
13 | \ - Redistribution of source code must retain the above copyright notice, | |
14 | \ this list of conditions and the following disclaimer. | |
15 | \ | |
16 | \ - Redistribution in binary form must reproduce the above copyright notice, | |
17 | \ this list of conditions and the following disclaimer in the | |
18 | \ documentation and/or other materials provided with the distribution. | |
19 | \ | |
20 | \ Neither the name of Sun Microsystems, Inc. or the names of contributors | |
21 | \ may be used to endorse or promote products derived from this software | |
22 | \ without specific prior written permission. | |
23 | \ | |
24 | \ This software is provided "AS IS," without a warranty of any kind. | |
25 | \ ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, | |
26 | \ INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A | |
27 | \ PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN | |
28 | \ MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR | |
29 | \ ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR | |
30 | \ DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN | |
31 | \ OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR | |
32 | \ FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE | |
33 | \ DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, | |
34 | \ ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF | |
35 | \ SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. | |
36 | \ | |
37 | \ You acknowledge that this software is not designed, licensed or | |
38 | \ intended for use in the design, construction, operation or maintenance of | |
39 | \ any nuclear facility. | |
40 | \ | |
41 | \ ========== Copyright Header End ============================================ | |
42 | id: @(#)hfcodes.fth 1.2 06/10/11 | |
43 | purpose: Implementation of Hypervisor API "htrap" | |
44 | copyright: Copyright 2006 Sun Microsystems, Inc. All Rights Reserved | |
45 | copyright: Use is subject to license terms. | |
46 | ||
47 | headerless | |
48 | 5 constant max-#outs | |
49 | 5 constant max-#ins | |
50 | ||
51 | headers | |
52 | ||
53 | code (htrap) ( [arg0 ... arg4] func# trap# -- [ret4 ... ret0] ) | |
54 | max-#ins 1+ 0 do \ 5 args, one fun#, and trap# on stack | |
55 | sp %o5 i - pop \ load them into the o's | |
56 | loop | |
57 | %g0 tos always trapif \ trap# is located in 'tos' | |
58 | %o4 sp push \ return value 3 | |
59 | %o3 sp push \ return value 2 | |
60 | %o2 sp push \ return value 1 | |
61 | %o1 sp push \ return value 0 | |
62 | %o0 tos move \ put 'status' on top of stack | |
63 | c; | |
64 | ||
65 | : htrap ( [arg0 ... arg4] #in #out func# trap# -- [ret4 ... ret0] ) | |
66 | rot >r 2>r ( ??? #in )( R: #out trap# fun# ) | |
67 | max-#ins swap - 0 ?do 0 loop ( arg0 ... arg4 )( R: #out trap# fun# ) | |
68 | 2r> (htrap) ( ret4 ret3 ret2 ret1 ret0 ) ( r: #out ) | |
69 | ||
70 | max-#outs r@ - 0 ?do max-#outs 1- roll loop ( ??? ret0 ?? ) | |
71 | max-#outs r> - 0 ?do drop loop ( ??? ret0 ) | |
72 | ; | |
73 | ||
74 | headerless |