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Diffstat (limited to 'openssl/crypto/perlasm/x86asm.pl')
-rw-r--r--openssl/crypto/perlasm/x86asm.pl207
1 files changed, 0 insertions, 207 deletions
diff --git a/openssl/crypto/perlasm/x86asm.pl b/openssl/crypto/perlasm/x86asm.pl
deleted file mode 100644
index 28080caa..00000000
--- a/openssl/crypto/perlasm/x86asm.pl
+++ /dev/null
@@ -1,207 +0,0 @@
-#!/usr/bin/env perl
-
-# require 'x86asm.pl';
-# &asm_init(<flavor>,"des-586.pl"[,$i386only]);
-# &function_begin("foo");
-# ...
-# &function_end("foo");
-# &asm_finish
-
-$out=();
-$i386=0;
-
-# AUTOLOAD is this context has quite unpleasant side effect, namely
-# that typos in function calls effectively go to assembler output,
-# but on the pros side we don't have to implement one subroutine per
-# each opcode...
-sub ::AUTOLOAD
-{ my $opcode = $AUTOLOAD;
-
- die "more than 4 arguments passed to $opcode" if ($#_>3);
-
- $opcode =~ s/.*:://;
- if ($opcode =~ /^push/) { $stack+=4; }
- elsif ($opcode =~ /^pop/) { $stack-=4; }
-
- &generic($opcode,@_) or die "undefined subroutine \&$AUTOLOAD";
-}
-
-sub ::emit
-{ my $opcode=shift;
-
- if ($#_==-1) { push(@out,"\t$opcode\n"); }
- else { push(@out,"\t$opcode\t".join(',',@_)."\n"); }
-}
-
-sub ::LB
-{ $_[0] =~ m/^e?([a-d])x$/o or die "$_[0] does not have a 'low byte'";
- $1."l";
-}
-sub ::HB
-{ $_[0] =~ m/^e?([a-d])x$/o or die "$_[0] does not have a 'high byte'";
- $1."h";
-}
-sub ::stack_push{ my $num=$_[0]*4; $stack+=$num; &sub("esp",$num); }
-sub ::stack_pop { my $num=$_[0]*4; $stack-=$num; &add("esp",$num); }
-sub ::blindpop { &pop($_[0]); $stack+=4; }
-sub ::wparam { &DWP($stack+4*$_[0],"esp"); }
-sub ::swtmp { &DWP(4*$_[0],"esp"); }
-
-sub ::bswap
-{ if ($i386) # emulate bswap for i386
- { &comment("bswap @_");
- &xchg(&HB(@_),&LB(@_));
- &ror (@_,16);
- &xchg(&HB(@_),&LB(@_));
- }
- else
- { &generic("bswap",@_); }
-}
-# These are made-up opcodes introduced over the years essentially
-# by ignorance, just alias them to real ones...
-sub ::movb { &mov(@_); }
-sub ::xorb { &xor(@_); }
-sub ::rotl { &rol(@_); }
-sub ::rotr { &ror(@_); }
-sub ::exch { &xchg(@_); }
-sub ::halt { &hlt; }
-sub ::movz { &movzx(@_); }
-sub ::pushf { &pushfd; }
-sub ::popf { &popfd; }
-
-# 3 argument instructions
-sub ::movq
-{ my($p1,$p2,$optimize)=@_;
-
- if ($optimize && $p1=~/^mm[0-7]$/ && $p2=~/^mm[0-7]$/)
- # movq between mmx registers can sink Intel CPUs
- { &::pshufw($p1,$p2,0xe4); }
- else
- { &::generic("movq",@_); }
-}
-
-# label management
-$lbdecor="L"; # local label decoration, set by package
-$label="000";
-
-sub ::islabel # see is argument is a known label
-{ my $i;
- foreach $i (values %label) { return $i if ($i eq $_[0]); }
- $label{$_[0]}; # can be undef
-}
-
-sub ::label # instantiate a function-scope label
-{ if (!defined($label{$_[0]}))
- { $label{$_[0]}="${lbdecor}${label}${_[0]}"; $label++; }
- $label{$_[0]};
-}
-
-sub ::LABEL # instantiate a file-scope label
-{ $label{$_[0]}=$_[1] if (!defined($label{$_[0]}));
- $label{$_[0]};
-}
-
-sub ::static_label { &::LABEL($_[0],$lbdecor.$_[0]); }
-
-sub ::set_label_B { push(@out,"@_:\n"); }
-sub ::set_label
-{ my $label=&::label($_[0]);
- &::align($_[1]) if ($_[1]>1);
- &::set_label_B($label);
- $label;
-}
-
-sub ::wipe_labels # wipes function-scope labels
-{ foreach $i (keys %label)
- { delete $label{$i} if ($label{$i} =~ /^\Q${lbdecor}\E[0-9]{3}/); }
-}
-
-# subroutine management
-sub ::function_begin
-{ &function_begin_B(@_);
- $stack=4;
- &push("ebp");
- &push("ebx");
- &push("esi");
- &push("edi");
-}
-
-sub ::function_end
-{ &pop("edi");
- &pop("esi");
- &pop("ebx");
- &pop("ebp");
- &ret();
- &function_end_B(@_);
- $stack=0;
- &wipe_labels();
-}
-
-sub ::function_end_A
-{ &pop("edi");
- &pop("esi");
- &pop("ebx");
- &pop("ebp");
- &ret();
- $stack+=16; # readjust esp as if we didn't pop anything
-}
-
-sub ::asciz
-{ my @str=unpack("C*",shift);
- push @str,0;
- while ($#str>15) {
- &data_byte(@str[0..15]);
- foreach (0..15) { shift @str; }
- }
- &data_byte(@str) if (@str);
-}
-
-sub ::asm_finish
-{ &file_end();
- print @out;
-}
-
-sub ::asm_init
-{ my ($type,$fn,$cpu)=@_;
-
- $filename=$fn;
- $i386=$cpu;
-
- $elf=$cpp=$coff=$aout=$macosx=$win32=$netware=$mwerks=0;
- if (($type eq "elf"))
- { $elf=1; require "x86gas.pl"; }
- elsif (($type eq "a\.out"))
- { $aout=1; require "x86gas.pl"; }
- elsif (($type eq "coff" or $type eq "gaswin"))
- { $coff=1; require "x86gas.pl"; }
- elsif (($type eq "win32n"))
- { $win32=1; require "x86nasm.pl"; }
- elsif (($type eq "nw-nasm"))
- { $netware=1; require "x86nasm.pl"; }
- #elsif (($type eq "nw-mwasm"))
- #{ $netware=1; $mwerks=1; require "x86nasm.pl"; }
- elsif (($type eq "win32"))
- { $win32=1; require "x86masm.pl"; }
- elsif (($type eq "macosx"))
- { $aout=1; $macosx=1; require "x86gas.pl"; }
- else
- { print STDERR <<"EOF";
-Pick one target type from
- elf - Linux, FreeBSD, Solaris x86, etc.
- a.out - DJGPP, elder OpenBSD, etc.
- coff - GAS/COFF such as Win32 targets
- win32n - Windows 95/Windows NT NASM format
- nw-nasm - NetWare NASM format
- macosx - Mac OS X
-EOF
- exit(1);
- }
-
- $pic=0;
- for (@ARGV) { $pic=1 if (/\-[fK]PIC/i); }
-
- $filename =~ s/\.pl$//;
- &file($filename);
-}
-
-1;