Annotation of gforth/cache-fast1.vmg, revision 1.6

1.1       anton       1: \ stack cache setup
                      2: 
1.4       anton       3: \ Copyright (C) 2003,2004,2005,2006 Free Software Foundation, Inc.
1.1       anton       4: 
                      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: \ as published by the Free Software Foundation; either version 2
                     10: \ 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: \ along with this program; if not, write to the Free Software
                     19: \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
                     20: 
                     21: \E register IPTOS Cell
                     22: \E register spTOS Cell
                     23: \E register spb Cell
                     24: \E register spc Cell
                     25: \E register spd Cell
                     26: \E register spe Cell
                     27: \E register spf Cell
                     28: \E register spg Cell
                     29: \E register sph Cell
                     30: 
1.5       anton      31: \E register fpTOS Float
                     32: 
1.1       anton      33: \E create IPregs IPTOS ,
                     34: \E create regs sph , spg , spf , spe , spd , spc , spb , spTOS ,
                     35: \ \E create regs spTOS ,
1.5       anton      36: \E create fpregs fpTOS ,
1.1       anton      37: 
                     38: \E IPregs 1 0 stack-state IPss1
1.6     ! anton      39: \E regs 8 th 0  -1 stack-state ss0
        !            40: \E regs 7 th 1  0 stack-state ss1
        !            41: \E regs 6 th 2  1 stack-state ss2
        !            42: \E regs 5 th 3  2 stack-state ss3
        !            43: \E regs 4 th 4  3 stack-state ss4
        !            44: \E regs 3 th 5  4 stack-state ss5
        !            45: \E regs 2 th 6  5 stack-state ss6
        !            46: \E regs 1 th 7  6 stack-state ss7
        !            47: \E regs 0 th 8  7 stack-state ss8
        !            48: \ \E regs 1 th 0 -1 stack-state ss0
1.1       anton      49: \ \E regs           1  0 stack-state ss1
1.6     ! anton      50: \E fpregs 0 th 1 0 stack-state fpss1
1.1       anton      51: 
                     52: \ the first of these is the default state (for now)
                     53: \E state S1
                     54: \E state S0
                     55: \E state S2
                     56: \E state S3
                     57: \E state S4
                     58: \E state S5
                     59: \E state S6
                     60: \E state S7
                     61: \E state S8
                     62: 
1.3       anton      63: \E S3 state-disable
                     64: \E S4 state-disable
                     65: \E S5 state-disable
                     66: \E S6 state-disable
                     67: \E S7 state-disable
                     68: \E S8 state-disable
                     69: 
1.1       anton      70: \E ss0 data-stack S0 set-ss
                     71: \E ss1 data-stack S1 set-ss
                     72: \E ss2 data-stack S2 set-ss
                     73: \E ss3 data-stack S3 set-ss
                     74: \E ss4 data-stack S4 set-ss
                     75: \E ss5 data-stack S5 set-ss
                     76: \E ss6 data-stack S6 set-ss
                     77: \E ss7 data-stack S7 set-ss
                     78: \E ss8 data-stack S8 set-ss
                     79: 
                     80: \E IPss1 inst-stream S0 set-ss
                     81: \E IPss1 inst-stream S1 set-ss
                     82: \E IPss1 inst-stream S2 set-ss
                     83: \E IPss1 inst-stream S3 set-ss
                     84: \E IPss1 inst-stream S4 set-ss
                     85: \E IPss1 inst-stream S5 set-ss
                     86: \E IPss1 inst-stream S6 set-ss
                     87: \E IPss1 inst-stream S7 set-ss
                     88: \E IPss1 inst-stream S8 set-ss
                     89: 
1.5       anton      90: \E fpss1 fp-stack S0 set-ss
                     91: \E fpss1 fp-stack S1 set-ss
                     92: \E fpss1 fp-stack S2 set-ss
                     93: \E fpss1 fp-stack S3 set-ss
                     94: \E fpss1 fp-stack S4 set-ss
                     95: \E fpss1 fp-stack S5 set-ss
                     96: \E fpss1 fp-stack S6 set-ss
                     97: \E fpss1 fp-stack S7 set-ss
                     98: \E fpss1 fp-stack S8 set-ss
                     99: 
1.1       anton     100: \E data-stack to cache-stack
                    101: \E here 9 cache-states 2! s0 , s1 , s2 , s3 , s4 , s5 , s6 , s7 , s8 ,
                    102: \ \E here 2 cache-states 2! s0 , s1 ,
                    103: 
                    104: \ !! the following should be automatic
                    105: \E S1 to state-default
                    106: \E state-default to state-in
                    107: \E state-default to state-out

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