#!/usr/local/bin/perl # require 'x86asm.pl'; # &asm_init("cpp","des-586.pl"); # XXX # XXX # main'asm_finish sub main'asm_finish { &file_end(); &asm_finish_cpp() if $cpp; print &asm_get_output(); } sub main'asm_init { ($type,$fn)=@_; $filename=$fn; $cpp=$sol=$aout=$win32=0; if ( ($type eq "elf")) { require "x86unix.pl"; } elsif ( ($type eq "a.out")) { $aout=1; require "x86unix.pl"; } elsif ( ($type eq "sol")) { $sol=1; require "x86unix.pl"; } elsif ( ($type eq "cpp")) { $cpp=1; require "x86unix.pl"; } elsif ( ($type eq "win32")) { $win32=1; require "x86ms.pl"; } else { print STDERR <<"EOF"; Pick one target type from elf - linux, FreeBSD etc a.out - old linux sol - x86 solaris cpp - format so x86unix.cpp can be used win32 - Windows 95/Windows NT EOF exit(1); } &asm_init_output(); &comment("Don't even think of reading this code"); &comment("It was automatically generated by $filename"); &comment("Which is a perl program used to generate the x86 assember for"); &comment("any of elf, a.out, BSDI,Win32, or Solaris"); &comment("eric "); &comment(""); $filename =~ s/\.pl$//; &file($filename); } sub asm_finish_cpp { return unless $cpp; local($tmp,$i); foreach $i (&get_labels()) { $tmp.="#define $i _$i\n"; } print <<"EOF"; /* Run the C pre-processor over this file with one of the following defined * ELF - elf object files, * OUT - a.out object files, * BSDI - BSDI style a.out object files * SOL - Solaris style elf */ #define TYPE(a,b) .type a,b #define SIZE(a,b) .size a,b #if defined(OUT) || defined(BSDI) $tmp #endif #ifdef OUT #define OK 1 #define ALIGN 4 #endif #ifdef BSDI #define OK 1 #define ALIGN 4 #undef SIZE #undef TYPE #endif #if defined(ELF) || defined(SOL) #define OK 1 #define ALIGN 16 #endif #ifndef OK You need to define one of ELF - elf systems - linux-elf, NetBSD and DG-UX OUT - a.out systems - linux-a.out and FreeBSD SOL - solaris systems, which are elf with strange comment lines BSDI - a.out with a very primative version of as. #endif /* Let the Assembler begin :-) */ EOF } 1;