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| 1 : | anton | 1.1 | \ stack cache setup |
| 2 : | |||
| 3 : | anton | 1.3 | \ Copyright (C) 2003,2007 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 | 1.4 | \ 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 | 1.4 | \ along with this program. If not, see http://www.gnu.org/licenses/. |
| 19 : | anton | 1.1 | |
| 20 : | \E register IPTOS Cell | ||
| 21 : | \E register spa Cell | ||
| 22 : | \E register spb Cell | ||
| 23 : | \E register spc Cell | ||
| 24 : | \E register spd Cell | ||
| 25 : | |||
| 26 : | \E create IPregs IPTOS , | ||
| 27 : | \E create regs spc , spb , spa , | ||
| 28 : | |||
| 29 : | \E IPregs 1 0 stack-state IPss1 | ||
| 30 : | anton | 1.2 | \E regs 3 th 0 0 stack-state ss0 |
| 31 : | \E regs 2 th 1 0 stack-state ss1 | ||
| 32 : | \E regs 1 th 2 1 stack-state ss2 | ||
| 33 : | \E regs 0 th 3 2 stack-state ss3 | ||
| 34 : | anton | 1.1 | |
| 35 : | \ the first of these is the default state | ||
| 36 : | \E state S0 | ||
| 37 : | \E state S1 | ||
| 38 : | \E state S2 | ||
| 39 : | \E state S3 | ||
| 40 : | |||
| 41 : | \E ss0 data-stack S0 set-ss | ||
| 42 : | \E ss1 data-stack S1 set-ss | ||
| 43 : | \E ss2 data-stack S2 set-ss | ||
| 44 : | \E ss3 data-stack S3 set-ss | ||
| 45 : | |||
| 46 : | \E IPss1 inst-stream S0 set-ss | ||
| 47 : | \E IPss1 inst-stream S1 set-ss | ||
| 48 : | \E IPss1 inst-stream S2 set-ss | ||
| 49 : | \E IPss1 inst-stream S3 set-ss | ||
| 50 : | |||
| 51 : | \E data-stack to cache-stack | ||
| 52 : | \E here 4 cache-states 2! s0 , s1 , s2 , s3 , | ||
| 53 : | |||
| 54 : | \ !! the following should be automatic | ||
| 55 : | \E S0 to state-default | ||
| 56 : | \E state-default to state-in | ||
| 57 : | \E state-default to state-out |
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