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|
#!/usr/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 <eay\@cryptsoft.com>");
&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;
|
