File:  [gforth] / gforth / cache-fast0.vmg
Revision 1.2: download - view: text, annotated - select for diffs
Sat Dec 31 15:46:07 2005 UTC (17 years, 11 months ago) by anton
Branches: MAIN
CVS tags: HEAD
updated the copyright year on many files
added FSF copyright header to complex.fs fft.fs regexp-test.fs regexp.fs
added fsl-util.fs to update-copyright-blacklist

\ stack cache setup

\ Copyright (C) 2003,2004,2005 Free Software Foundation, Inc.

\ This file is part of Gforth.

\ Gforth is free software; you can redistribute it and/or
\ modify it under the terms of the GNU General Public License
\ as published by the Free Software Foundation; either version 2
\ of the License, or (at your option) any later version.

\ This program is distributed in the hope that it will be useful,
\ but WITHOUT ANY WARRANTY; without even the implied warranty of
\ GNU General Public License for more details.

\ You should have received a copy of the GNU General Public License
\ along with this program; if not, write to the Free Software
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.

\E register IPTOS Cell
\E register spTOS Cell
\E register spb Cell
\E register spc Cell
\E register spd Cell
\E register spe Cell
\E register spf Cell
\E register spg Cell
\E register sph Cell

\E create IPregs IPTOS ,
\E create regs sph , spg , spf , spe , spd , spc , spb , spTOS ,
\ \E create regs spTOS ,

\E IPregs 1 0 stack-state IPss1
\E regs 8 cells + 0  -1 stack-state ss0
\E regs 7 cells + 1  0 stack-state ss1
\E regs 6 cells + 2  1 stack-state ss2
\E regs 5 cells + 3  2 stack-state ss3
\E regs 4 cells + 4  3 stack-state ss4
\E regs 3 cells + 5  4 stack-state ss5
\E regs 2 cells + 6  5 stack-state ss6
\E regs 1 cells + 7  6 stack-state ss7
\E regs 0 cells + 8  7 stack-state ss8
\ \E regs 1 cells + 0 -1 stack-state ss0
\ \E regs           1  0 stack-state ss1

\ the first of these is the default state (for now)
\E state S0
\E state S1
\E state S2
\E state S3
\E state S4
\E state S5
\E state S6
\E state S7
\E state S8

\E ss0 data-stack S0 set-ss
\E ss1 data-stack S1 set-ss
\E ss2 data-stack S2 set-ss
\E ss3 data-stack S3 set-ss
\E ss4 data-stack S4 set-ss
\E ss5 data-stack S5 set-ss
\E ss6 data-stack S6 set-ss
\E ss7 data-stack S7 set-ss
\E ss8 data-stack S8 set-ss

\E IPss1 inst-stream S0 set-ss
\E IPss1 inst-stream S1 set-ss
\E IPss1 inst-stream S2 set-ss
\E IPss1 inst-stream S3 set-ss
\E IPss1 inst-stream S4 set-ss
\E IPss1 inst-stream S5 set-ss
\E IPss1 inst-stream S6 set-ss
\E IPss1 inst-stream S7 set-ss
\E IPss1 inst-stream S8 set-ss

\E data-stack to cache-stack
\E here 9 cache-states 2! s0 , s1 , s2 , s3 , s4 , s5 , s6 , s7 , s8 ,
\ \E here 2 cache-states 2! s0 , s1 ,

\ !! the following should be automatic
\E S0 to state-default
\E state-default to state-in
\E state-default to state-out

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