189 lines
6.2 KiB
Plaintext
189 lines
6.2 KiB
Plaintext
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#!/bin/sh
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#
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# Copyright (c) 1994 Charles Hannum. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. All advertising materials mentioning features or use of this software
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# must display the following acknowledgement:
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# This product includes software developed by Charles Hannum.
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# 4. The name of the author may not be used to endorse or promote products
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# derived from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#
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# $Id: asm2gas,v 1.1 1994/07/05 17:57:04 mycroft Exp $
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#
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# This ugly script converts assembler code from Motorola's format to a
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# form that gas (MIT syntax) can digest.
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cat $1 | sed -e '
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/[ ]IDNT[ ]/{s/^/|/;p;d;}
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/^\*/{p;d;}
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s/;/|/
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/[ ]equ[ ]/{
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s/\([A-Za-z_][A-Za-z0-9_]*\)[ ]*equ[ ]*/\1,/
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s/[ ][ ]*\(.*\)$/ |\1/
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s/ ||/ |/
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s/^/ .set /
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p;d
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}
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s/^\([A-Za-z_][A-Za-z0-9_]*\)[ ][ ]*/\1: /
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s/^\([A-Za-z_][A-Za-z0-9_]*\)$/\1:/
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/^[A-Za-z_][A-Za-z0-9_]*:/{
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h
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s/:.*$/:/
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p
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g
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s/^.*:[ ]*/ /
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/^ $/d
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}
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/^[ ][ ]*[.a-zA-Z][.a-zA-Z0-9]*/{
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h
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s/[ ]*[.a-zA-Z][.a-zA-Z0-9]*[ ]*//
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s/[ ][ ]*\(.*\)$/ |\1/
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s/ ||/ |/
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x
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s/^[ ]*\([.a-zA-Z][.a-zA-Z0-9]*\)/\1/
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s/[ ][ ]*.*$/ /
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y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/
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s/^/ /
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G
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s/\n//
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}
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' | sed -e '
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s/^\*/|/
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s/\$/0x/g
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s/#:/#0x/g
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s/ dc\.l/ .long/
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s/ dc\.w/ .short/
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s/ dc\.b/ .byte/
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' | sed -e '
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s/\([^_a-zA-Z0-9]\)A\([0-7]\)\([^_a-zA-Z0-9:.]\)/\1a\2\3/g
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s/\([^_a-zA-Z0-9]\)A\([0-7]\)\([^_a-zA-Z0-9:.]\)/\1a\2\3/g
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s/\([^_a-zA-Z0-9]\)A\([0-7]\)$/\1a\2/g
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s/\([^_a-zA-Z0-9]\)D\([0-7]\)\([^_a-zA-Z0-9]\)/\1d\2\3/g
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s/\([^_a-zA-Z0-9]\)D\([0-7]\)\([^_a-zA-Z0-9]\)/\1d\2\3/g
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s/\([^_a-zA-Z0-9]\)D\([0-7]\)$/\1d\2/g
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s/\([^_a-zA-Z0-9]\)FP\([0-7]\)\([^_a-zA-Z0-9]\)/\1fp\2\3/g
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s/\([^_a-zA-Z0-9]\)FP\([0-7]\)\([^_a-zA-Z0-9]\)/\1fp\2\3/g
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s/\([^_a-zA-Z0-9]\)FP\([0-7]\)$/\1fp\2/g
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s/\([^_a-zA-Z0-9]\)FPCR\([^_a-zA-Z0-9]\)/\1fpcr\2/g
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s/\([^_a-zA-Z0-9]\)FPCR\([^_a-zA-Z0-9]\)/\1fpcr\2/g
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s/\([^_a-zA-Z0-9]\)FPCR$/\1fpcr/g
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s/\([^_a-zA-Z0-9]\)FPSR\([^_a-zA-Z0-9]\)/\1fpsr\2/g
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s/\([^_a-zA-Z0-9]\)FPSR\([^_a-zA-Z0-9]\)/\1fpsr\2/g
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s/\([^_a-zA-Z0-9]\)FPSR$/\1fpsr/g
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s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1fpi\2/g
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s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1fpi\2/g
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s/\([^_a-zA-Z0-9]\)FPIAR$/\1fpi/g
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s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g
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s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g
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s/\([^_a-zA-Z0-9]\)fpiar$/\1fpi/g
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s/\([^_a-zA-Z0-9]\)a7\([^_a-zA-Z0-9:.]\)/\1sp\2/g
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s/\([^_a-zA-Z0-9]\)a7\([^_a-zA-Z0-9:.]\)/\1sp\2/g
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s/\([^_a-zA-Z0-9]\)a7$/\1sp/g
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' | sed -e '
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s/-(\(a.\))/\1@-/g
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s/(\(a.\))+/\1@+/g
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s/\([-+A-Za-z0-9_]*\)(\(a.\))/\2@(\1)/g
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s/\([-+A-Za-z0-9_]*\)(\(a.\),\([ad].[^)]*\))/\2@(\1,\3)/g
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s/-(sp)/sp@-/g
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s/(sp)+/sp@+/g
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s/\([-+A-Za-z0-9_]*\)(sp)/sp@(\1)/g
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s/\([-+A-Za-z0-9_]*\)(sp,\([ad].[^)]*\))/sp@(\1,\2)/g
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s/-(pc)/pc@-/g
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s/(pc)+/pc@+/g
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s/\([-+A-Za-z0-9_]*\)(pc)/pc@(\1)/g
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s/\([-+A-Za-z0-9_]*\)(pc,\([ad].[^)]*\))/pc@(\1,\2)/g
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s/\.\([bBwWlL])\)/:\1/g
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s/\.\([bBwWlL]\)\*\([0-9][0-9]*)\)/:\1:\2/g
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s/\*\([0-9][0-9]*\))/:l:\1)/g
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s/{\([0-9][0-9]*\):\([0-9][0-9]*\)}/{#\1:#\2}/g
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s/{\(d[0-7]\):\([0-9][0-9]*\)}/{\1:#\2}/g
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s/@()/@/g;s/@(0)/@/g
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s/(,/(/g;s/:)/)/g
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s/^ section 7/ .text/
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s/^ section 8/ .text/
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s/^ section 15/ .data/
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/^ include/{s/include[ ]/.include "/;s/\.h[ ]*$/.defs"/;p;d;}
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s/^ xref/| xref/
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s/^ end/| end/
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s/^ xdef/ .global/
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s/^ lea\.l / lea /
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s/^ swap\.w / swap /
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s/^ adda\.l / addal /
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s/^ suba\.l / subal /
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s/^ movea\.l / moveal /
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s/^ btst\.[bl] / btst /
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s/^ bclr\.[bl] / bclr /
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s/^ bset\.[bl] / bset /
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s/^ bchg\.[bl] / bchg /
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s/^ clr\.\([lbw]\) / clr\1 /
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s/^ tst\.\([lbw]\) / tst\1 /
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s/^ neg\.\([lbw]\) / neg\1 /
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s/^ or\(i*\)\.\([lbw]\) / or\1\2 /
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s/^ eor\(i*\)\.\([lbw]\) / eor\1\2 /
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s/^ and\(i*\)\.\([lbw]\) / and\1\2 /
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s/^ mul\([su]\)\.\([lw]\) / mul\1\2 /
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s/^ div\([sul]*\)\.\([lw]\) / div\1\2 /
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s/^ cmp\([i2]*\)\.\([lbw]\) / cmp\1\2 /
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s/^ ro\([xlr]*\)\.\([lbw]\) / ro\1\2 /
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s/^ \([al]\)s\([lr]\)\.\([lbw]\) / \1s\2\3 /
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s/^ add\([xiq]*\)\.\([lbw]\) / add\1\2 /
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s/^ sub\([xiq]*\)\.\([lbw]\) / sub\1\2 /
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s/^ move\([scmq]*\)\.\([lbw]\) / move\1\2 /
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s/^ fabs\.\([sdx]\) / fabs\1 /
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s/^ fneg\.\([sdx]\) / fneg\1 /
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s/^ ftst\.\([sdx]\) / ftst\1 /
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s/^ fmul\.\([sdx]\) / fmul\1 /
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s/^ fdiv\.\([sdx]\) / fdiv\1 /
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s/^ fsqrt\.\([sdx]\) / fsqrt\1 /
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s/^ fadd\.\([sdxbwl]\) / fadd\1 /
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s/^ fsub\.\([sdxbwl]\) / fsub\1 /
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s/^ fcmp\.\([sdxbwl]\) / fcmp\1 /
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s/^ fmove\([mx]*\)\.\([sdxbwl]\) / fmove\1\2 /
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# fix an odd instruction
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s/^ bhs\.w / bcc /
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# set and branch instructions; questionable
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s/^ s\([a-z][a-z]*\)\.b / s\1 /
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s/^ db\([a-z][a-z]*\)\.w / db\1 /
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s/^ b\([a-eg-z][a-z]*\)\.b / b\1s /
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s/^ b\([a-eg-z][a-z]*\)\.w / b\1 /
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s/^ b\([a-eg-z][a-z]*\)\.l / b\1l /
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s/^ fb\([a-eg-z][a-z]*\)\.w / fb\1 /
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s/^ fb\([a-eg-z][a-z]*\)\.l / fb\1l /
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# make up for a gas bug
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/^ fmovemx /{
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s/ fp\([0-7]\),/ fp\1-fp\1,/
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s/,fp\([0-7]\) /,fp\1-fp\1 /
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s/,fp\([0-7]\)$/,fp\1-fp\1/
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}
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'
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