Annotation of gforth/simp-see.fs, revision 1.5
1.1 anton 1: \ simple-minded see (good for seeing what the compiler produces)
2:
1.4 anton 3: \ Copyright (C) 2001,2003 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: require see.fs
22:
1.5 ! anton 23: : simple-see-word { addr -- }
! 24: xpos off addr hex. addr cell+ addr @ .word drop ;
! 25:
1.3 anton 26: : simple-see-range ( addr1 addr2 -- ) \ gforth
1.1 anton 27: swap u+do
1.5 ! anton 28: cr i simple-see-word
! 29: cell +loop ;
1.1 anton 30:
1.3 anton 31: : simple-see ( "name" -- ) \ gforth
32: \G a simple decompiler that's closer to @code{dump} than @code{see}.
1.1 anton 33: \ !! at the moment NEXT-HEAD is a little too optimistic (see
34: \ comment in HEAD?)
35: ' >body dup next-head simple-see-range ;
36:
1.5 ! anton 37: : see-code-next-inline { addr1 addr2 -- addr3 }
! 38: \ decompile starting at addr1 until an inlined primitive is found,
! 39: \ or addr2 is reached; addr3 is addr2 or the next inlined
! 40: \ primitive
! 41: addr1 begin { addr }
! 42: addr addr2 u< while
! 43: addr @ dup decompile-prim = while
! 44: addr cr simple-see-word
! 45: addr cell+
! 46: repeat then
! 47: addr ;
! 48:
! 49: : see-code-range { addr1 addr2 -- } \ gforth
! 50: cr addr1 begin { a }
! 51: a simple-see-word
! 52: a cell+ addr2 see-code-next-inline { b }
! 53: b addr2 u< while
! 54: a @ b @ over - discode
! 55: b
! 56: repeat ;
! 57:
! 58: : see-code ( "name" -- ) \ gforth
! 59: \G like @code{simple-see}, but also shows the dynamic native code for
! 60: \G the inlined primitives (except for the last).
! 61: ' >body dup next-head see-code-range ;
! 62:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>