asm2gas revision 1.3
1#!/bin/sh 2# $NetBSD: asm2gas,v 1.3 1994/10/26 07:48:49 cgd Exp $ 3 4# 5# Copyright (c) 1994 Charles Hannum. All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 3. All advertising materials mentioning features or use of this software 16# must display the following acknowledgement: 17# This product includes software developed by Charles Hannum. 18# 4. The name of the author may not be used to endorse or promote products 19# derived from this software without specific prior written permission. 20# 21# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31# 32 33# This ugly script converts assembler code from Motorola's format to a 34# form that gas (MIT syntax) can digest. 35 36cat $1 | sed -e ' 37 # format canonicalization 38 39 /[ ]IDNT[ ]/{s/^/|/;p;d;} 40 /^\*/{s//|/;p;d;} 41 s/;/|/ 42 /[ ]equ[ ]/{ 43 s/\([A-Za-z_][A-Za-z0-9_]*\)[ ]*equ[ ]*/\1,/ 44 s/[ ][ ]*\(.*\)$/ |\1/ 45 s/ ||/ |/ 46 s/^/ .set / 47 p;d 48 } 49 s/^\([A-Za-z_][A-Za-z0-9_]*\)[ ][ ]*/\1: / 50 s/^\([A-Za-z_][A-Za-z0-9_]*\)$/\1:/ 51 /^[A-Za-z_][A-Za-z0-9_]*:/{ 52 h 53 s/:.*$/:/ 54 p 55 g 56 s/^.*:[ ]*/ / 57 /^ $/d 58 } 59 /^[ ][ ]*\([.a-zA-Z][.a-zA-Z0-9]*\)/{ 60 h 61 s/// 62 s/^[ ][ ]*// 63 s/[ ][ ]*\(.*\)$/ |\1/ 64 s/ ||/ |/ 65 x 66 s/^[ ][ ]*// 67 s/[ ][ ]*.*$/ / 68 y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/ 69 s/^/ / 70 G 71 s/\n// 72 } 73' | sed -e ' 74 # operator conversion 75 76 s/^ section 7/ .text/ 77 s/^ section 8/ .text/ 78 s/^ section 15/ .data/ 79 /^ include/{s/include[ ]/.include "/;s/\.h[ ]*$/.defs"/;p;d;} 80 s/^ xref/| xref/ 81 s/^ end/| end/ 82 s/^ xdef/ .global/ 83 84 s/^ dc\.l/ .long/ 85 s/^ dc\.w/ .short/ 86 s/^ dc\.b/ .byte/ 87 88 /^ [aceg-z]/{ 89 /^ add[aiqx]*\.[bwl] /{s/\.//;p;d;} 90 /^ andi*\.[bwl] /{s/\.//;p;d;} 91 /^ as[lr]\.[bwl] /{s/\.//;p;d;} 92 /^ clr\.[bwl] /{s/\.//;p;d;} 93 /^ cmp[i2]*\.[bwl] /{s/\.//;p;d;} 94 /^ eori*\.[bwl] /{s/\.//;p;d;} 95 /^ lea\.l /{s/\..//;p;d;} 96 /^ ls[lr]\.[bwl] /{s/\.//;p;d;} 97 /^ move[acmqs]*\.[bwl] /{s/\.//;p;d;} 98 /^ mul[su]\.[wl] /{s/\.//;p;d;} 99 /^ neg\.[bwl] /{s/\.//;p;d;} 100 /^ ori*\.[bwl] /{s/\.//;p;d;} 101 /^ ro[lrx]*\.[bwl] /{s/\.//;p;d;} 102 /^ sub[aiqx]*\.[bwl] /{s/\.//;p;d;} 103 /^ swap\.w /{s/\..//;p;d;} 104 /^ s\([a-tv-z][a-z]*\)\.b /{s/\..//;p;d;} 105 /^ tst\.[bwl] /{s/\.//;p;d;} 106 p;d 107 } 108 109 /^ bchg\.[bl] /{s/\..//;p;d;} 110 /^ bclr\.[bl] /{s/\..//;p;d;} 111 /^ bset\.[bl] /{s/\..//;p;d;} 112 /^ btst\.[bl] /{s/\..//;p;d;} 113 /^ div[sul]*\.[wl] /{s/\.//;p;d;} 114 /^ fabs\.[sdx] /{s/\.//;p;d;} 115 /^ fadd\.[sdxbwl] /{s/\.//;p;d;} 116 /^ fcmp\.[sdxbwl] /{s/\.//;p;d;} 117 /^ fdiv\.[sdx] /{s/\.//;p;d;} 118 /^ fmove[mx]*\.[sdxbwl] /{s/\.//;p;d;} 119 /^ fmul\.[sdx] /{s/\.//;p;d;} 120 /^ fneg\.[sdx] /{s/\.//;p;d;} 121 /^ fsqrt\.[sdx] /{s/\.//;p;d;} 122 /^ fsub\.[sdxbwl] /{s/\.//;p;d;} 123 /^ ftst\.[sdx] /{s/\.//;p;d;} 124 125 /^ b[a-eg-z][a-z]*\.b /{s/\.b/s/;p;d;} 126 /^ b[a-eg-z][a-z]*\.w /{s/\.w//;p;d;} 127 /^ b[a-eg-z][a-z]*\.l /{s/\.l/l/;p;d;} 128 /^ db[a-z][a-z]*\.w /{s/\.w//;p;d;} 129 /^ fb[a-eg-z][a-z]*\.w /{s/\.w//;p;d;} 130 /^ fb[a-eg-z][a-z]*\.l /{s/\.l/l/;p;d;} 131' | sed -e ' 132 # operand conversion 133 134 s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1FPI\2/g 135 s/\([^_a-zA-Z0-9]\)FPIAR\([^_a-zA-Z0-9]\)/\1FPI\2/g 136 s/\([^_a-zA-Z0-9]\)FPIAR$/\1FPI/g 137 s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g 138 s/\([^_a-zA-Z0-9]\)fpiar\([^_a-zA-Z0-9]\)/\1fpi\2/g 139 s/\([^_a-zA-Z0-9]\)fpiar$/\1fpi/g 140 141 s/\$/0x/g 142 s/#:/#:0x/g 143 144 s/-(\([sSpPaA][pPcC0-7]\))/\1@-/g 145 s/(\([sSpPaA][pPcC0-7]\))+/\1@+/g 146 s/\([-+A-Za-z0-9_]*\)(\([sSpPaA][pPcC0-7]\)\([),]\)/\2@(\1\3/g 147 148 s/\.\([bBwWlL])\)/:\1/g 149 s/\.\([bBwWlL]\)\*\([0-9][0-9]*)\)/:\1:\2/g 150 s/\*\([0-9][0-9]*\))/:l:\1)/g 151 s/{\([0-9][0-9]*\):\([0-9][0-9]*\)}/{#\1:#\2}/g 152 s/{\([dD][0-7]\):\([0-9][0-9]*\)}/{\1:#\2}/g 153 154 s/@(0*)/@/g 155 s/(,/(/g;s/:)/)/g 156 157 # make up for a gas bug 158 /^ fmovemx /{ 159 s/ \([fF][pP][0-7]\),/ \1-\1,/ 160 s/,\([fF][pP][0-7]\) /,\1-\1 / 161 s/,\([fF][pP][0-7]\)$/,\1-\1/ 162 } 163' 164