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ffcall/avcall/asmm68k.sh

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#!/bin/sh

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# Translate the assembler syntax of m68k assembler programs

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# Usage: asmm68k < sunos-asm-file > portable-asm-file

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# The portable-asm-file has to be

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#   1. preprocessed,

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#   2. grep -v '^ *#line' | grep -v '^#'

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#   3. sed -e 's,% ,%,g' -e 's,//.*$,,'

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tmpscript1=sed$$tmp1

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tmpscript2=sed$$tmp2

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tmpremove='rm -f $tmpscript1 $tmpscript2'

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trap "$tmpremove" 1 2 15

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cat > $tmpscript1 << \EOF

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# ----------- Remove #APP/#NO_APP lines

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/^#APP$/d

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/^#NO_APP$/d

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# ----------- Remove gcc self-identification

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/gcc2_compiled/d

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/gnu_compiled_c/d

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EOF

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cat > $tmpscript2 << \EOF

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# ----------- Prefix register names with $, to be turned into % later

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s/,/, /g

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s/\([^A-Za-z0-9_]\)\([ad][0-7]\|sp\|fp[0-7]\)\([^A-Za-z0-9_]\)/\1$\2\3/g

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s/\([^A-Za-z0-9_]\)\([ad][0-7]\|sp\|fp[0-7]\)$/\1$\2/g

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s/, /,/g

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# ----------- Declare global symbols as functions (we have no variables)

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s/\.globl _\([A-Za-z0-9_]*\)$/.globl _\1\

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        DECLARE_FUNCTION(\1)/

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# ----------- Global symbols depends on ASM_UNDERSCORE

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s/_\([A-Za-z0-9_:]*\)/C(\1)/

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EOF

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sed -f $tmpscript1 | \

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sed -f $tmpscript2

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eval "$tmpremove"

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