Annotation of gforth/dis-gdb.fs, revision 1.12
1.1 anton 1: \ dis-gdb.fs disassembler using gdb
2: \
1.10 anton 3: \ Copyright (C) 2004,2007,2008,2010 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
1.5 anton 9: \ as published by the Free Software Foundation, either version 3
1.1 anton 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
1.5 anton 18: \ along with this program. If not, see http://www.gnu.org/licenses/.
1.1 anton 19:
1.4 anton 20: : append-extend-string ( addr1 u1 addr2 u2 -- addr3 u1+u2 )
21: \ append string2 to string1 with dynamic memory reallocation.
22: swap >r dup >r extend-mem ( to addr3 u1+u2 r: addr2 u2 )
1.1 anton 23: rot r> r> rot rot chars move ;
24:
1.12 ! anton 25: defer gdb-addr-sep-char ( -- c )
! 26:
! 27: ',' constant #comma
! 28:
! 29: : check-gdb-syntax ( -- c )
! 30: \ gdb-7.0 and earlier do what we want with "disassemble addr1 addr2"
! 31: \ gdb-7.1 and later only work with "disaesemble addr1,addr2"
! 32: \ try the old syntax to see if it works
! 33: s" gdb -q -ex 'disassemble 0 1' -ex 'quit' 2>/dev/null" r/o open-pipe throw
! 34: dup slurp-fid rot close-pipe throw drop
! 35: s" Dump of assembler code from" string-prefix? if
! 36: ['] bl
! 37: else
! 38: ['] #comma
! 39: then
! 40: dup is gdb-addr-sep-char
! 41: execute ;
! 42:
! 43: ' check-gdb-syntax is gdb-addr-sep-char
! 44:
1.1 anton 45: : disasm-gdb { addr u -- }
46: base @ >r hex
1.12 ! anton 47: s\" type mktemp >/dev/null && type gdb >/dev/null && file=`mktemp -t gforthdis.XXXXXXXXXX` && file2=`mktemp -t gforthdis.XXXXXXXXXX` && echo \"set verbose off\nset logging file $file\nset logging on\ndisas " save-mem ( addr u addr1 u1 )
! 48: addr 0 <<# gdb-addr-sep-char hold # #s 'x hold # #> append-extend-string #>>
1.1 anton 49: addr u + 0 <<# # #s 'x hold # #> append-extend-string #>>
50: r> base ! cr
1.7 anton 51: s\" \nset logging off\nquit\n\" >$file2 && gdb -nx -q -p `ps -p $$ -o ppid=` -x $file2 2>/dev/null >/dev/null && rm $file2 && grep -v \"of assembler\" $file && rm $file" append-extend-string
1.1 anton 52: 2dup (system) 2swap drop free throw throw if
53: addr u dump
54: endif ;
55:
56: ' disasm-gdb is discode
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>