1: \ stack cache setup
2:
3: \ Copyright (C) 2003,2004,2005,2006 Free Software Foundation, Inc.
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:
31: \E register fpTOS Float
32:
33: \E create IPregs IPTOS ,
34: \E create regs sph , spg , spf , spe , spd , spc , spb , spTOS ,
35: \ \E create regs spTOS ,
36: \E create fpregs fpTOS ,
37:
38: \E IPregs 1 0 stack-state IPss1
39: \E regs 8 cells + 0 -1 stack-state ss0
40: \E regs 7 cells + 1 0 stack-state ss1
41: \E regs 6 cells + 2 1 stack-state ss2
42: \E regs 5 cells + 3 2 stack-state ss3
43: \E regs 4 cells + 4 3 stack-state ss4
44: \E regs 3 cells + 5 4 stack-state ss5
45: \E regs 2 cells + 6 5 stack-state ss6
46: \E regs 1 cells + 7 6 stack-state ss7
47: \E regs 0 cells + 8 7 stack-state ss8
48: \ \E regs 1 cells + 0 -1 stack-state ss0
49: \ \E regs 1 0 stack-state ss1
50: \E fpregs 0 cells + 1 0 stack-state fpss1
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:
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:
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:
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:
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
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>