[gforth] / gforth / cache-fast2.vmg  

gforth: gforth/cache-fast2.vmg


1 : anton 1.1 \ stack cache setup
2 :    
3 : anton 1.7 \ Copyright (C) 2003,2004,2005,2007,2008 Free Software Foundation, Inc.
4 : anton 1.1
5 :     \ This file is part of Gforth.
6 :    
7 :     \ Gforth is free software; you can redistribute it and/or
8 :     \ modify it under the terms of the GNU General Public License
9 : anton 1.5 \ as published by the Free Software Foundation, either version 3
10 : anton 1.1 \ of the License, or (at your option) any later version.
11 :    
12 :     \ This program is distributed in the hope that it will be useful,
13 :     \ but WITHOUT ANY WARRANTY; without even the implied warranty of
14 :     \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 :     \ GNU General Public License for more details.
16 :    
17 :     \ You should have received a copy of the GNU General Public License
18 : anton 1.5 \ along with this program. If not, see http://www.gnu.org/licenses/.
19 : anton 1.1
20 :     \E register IPTOS Cell
21 :     \E register spTOS Cell
22 :     \E register spb Cell
23 :     \E register spc Cell
24 :     \E register spd Cell
25 :     \E register spe Cell
26 :     \E register spf Cell
27 :     \E register spg Cell
28 :     \E register sph Cell
29 :    
30 :     \E create IPregs IPTOS ,
31 :     \E create regs sph , spg , spf , spe , spd , spc , spb , spTOS ,
32 :     \ \E create regs spTOS ,
33 :    
34 :     \E IPregs 1 0 stack-state IPss1
35 : anton 1.3 \E regs 8 th 0 -1 stack-state ss0
36 :     \E regs 7 th 1 0 stack-state ss1
37 :     \E regs 6 th 2 1 stack-state ss2
38 :     \E regs 5 th 3 2 stack-state ss3
39 :     \E regs 4 th 4 3 stack-state ss4
40 :     \E regs 3 th 5 4 stack-state ss5
41 :     \E regs 2 th 6 5 stack-state ss6
42 :     \E regs 1 th 7 6 stack-state ss7
43 :     \E regs 0 th 8 7 stack-state ss8
44 :     \ \E regs 1 th 0 -1 stack-state ss0
45 : anton 1.1 \ \E regs 1 0 stack-state ss1
46 :    
47 :     \ the first of these is the default state (for now)
48 :     \E state S2
49 :     \E state S0
50 :     \E state S1
51 :     \E state S3
52 :     \E state S4
53 :     \E state S5
54 :     \E state S6
55 :     \E state S7
56 :     \E state S8
57 :    
58 : anton 1.6 include(STACK_CACHE_REGS)
59 :    
60 : anton 1.1 \E ss0 data-stack S0 set-ss
61 :     \E ss1 data-stack S1 set-ss
62 :     \E ss2 data-stack S2 set-ss
63 :     \E ss3 data-stack S3 set-ss
64 :     \E ss4 data-stack S4 set-ss
65 :     \E ss5 data-stack S5 set-ss
66 :     \E ss6 data-stack S6 set-ss
67 :     \E ss7 data-stack S7 set-ss
68 :     \E ss8 data-stack S8 set-ss
69 :    
70 :     \E IPss1 inst-stream S0 set-ss
71 :     \E IPss1 inst-stream S1 set-ss
72 :     \E IPss1 inst-stream S2 set-ss
73 :     \E IPss1 inst-stream S3 set-ss
74 :     \E IPss1 inst-stream S4 set-ss
75 :     \E IPss1 inst-stream S5 set-ss
76 :     \E IPss1 inst-stream S6 set-ss
77 :     \E IPss1 inst-stream S7 set-ss
78 :     \E IPss1 inst-stream S8 set-ss
79 :    
80 :     \E data-stack to cache-stack
81 :     \E here 9 cache-states 2! s0 , s1 , s2 , s3 , s4 , s5 , s6 , s7 , s8 ,
82 :     \ \E here 2 cache-states 2! s0 , s1 ,
83 :    
84 :     \ !! the following should be automatic
85 :     \E S2 to state-default
86 :     \E state-default to state-in
87 :     \E state-default to state-out

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