[thirdparty/openssl.git] / crypto / perlasm / x86nasm.pl

#!/usr/local/bin/perl

package x86nasm;

$label="L000";
$under=($main'netware)?'':'_';

%lb=(	'eax',	'al',
	'ebx',	'bl',
	'ecx',	'cl',
	'edx',	'dl',
	'ax',	'al',
	'bx',	'bl',
	'cx',	'cl',
	'dx',	'dl',
	);

%hb=(	'eax',	'ah',
	'ebx',	'bh',
	'ecx',	'ch',
	'edx',	'dh',
	'ax',	'ah',
	'bx',	'bh',
	'cx',	'ch',
	'dx',	'dh',
	);

sub main'asm_init_output { @out=(); }
sub main'asm_get_output { return(@out); }
sub main'get_labels { return(@labels); }

sub main'external_label
{
	push(@labels,@_);
	foreach (@_) {
		push(@out,".") if ($main'mwerks);
		push(@out, "extern\t${under}$_\n");
	}
}

sub main'LB
	{
	(defined($lb{$_[0]})) || die "$_[0] does not have a 'low byte'\n";
	return($lb{$_[0]});
	}

sub main'HB
	{
	(defined($hb{$_[0]})) || die "$_[0] does not have a 'high byte'\n";
	return($hb{$_[0]});
	}

sub main'BP
	{
	&get_mem("BYTE",@_);
	}

sub main'DWP
	{
	&get_mem("DWORD",@_);
	}

sub main'QWP
	{
	&get_mem("",@_);
	}

sub main'BC
	{
	return (($main'mwerks)?"":"BYTE ")."@_";
	}

sub main'DWC
	{
	return (($main'mwerks)?"":"DWORD ")."@_";
	}

sub main'stack_push
	{
	my($num)=@_;
	$stack+=$num*4;
	&main'sub("esp",$num*4);
	}

sub main'stack_pop
	{
	my($num)=@_;
	$stack-=$num*4;
	&main'add("esp",$num*4);
	}

sub get_mem
	{
	my($size,$addr,$reg1,$reg2,$idx)=@_;
	my($t,$post);
	my($ret)=$size;
	if ($ret ne "")
		{
		$ret .= " PTR" if ($main'mwerks);
		$ret .= " ";
		}
	$ret .= "[";
	$addr =~ s/^\s+//;
	if ($addr =~ /^(.+)\+(.+)$/)
		{
		$reg2=&conv($1);
		$addr="$under$2";
		}
	elsif ($addr =~ /^[_a-z][_a-z0-9]*$/i)
		{
		$addr="$under$addr";
		}

	if ($addr =~ /^.+\-.+$/) { $addr="($addr)"; }

	$reg1="$regs{$reg1}" if defined($regs{$reg1});
	$reg2="$regs{$reg2}" if defined($regs{$reg2});
	if (($addr ne "") && ($addr ne 0))
		{
		if ($addr !~ /^-/)
			{ $ret.="${addr}+"; }
		else	{ $post=$addr; }
		}
	if ($reg2 ne "")
		{
		$t="";
		$t="*$idx" if ($idx != 0);
		$reg1="+".$reg1 if ("$reg1$post" ne "");
		$ret.="$reg2$t$reg1$post]";
		}
	else
		{
		$ret.="$reg1$post]"
		}
	$ret =~ s/\+\]/]/; # in case $addr was the only argument
	return($ret);
	}

sub main'mov	{ &out2("mov",@_); }
sub main'movb	{ &out2("mov",@_); }
sub main'and	{ &out2("and",@_); }
sub main'or	{ &out2("or",@_); }
sub main'shl	{ &out2("shl",@_); }
sub main'shr	{ &out2("shr",@_); }
sub main'xor	{ &out2("xor",@_); }
sub main'xorb	{ &out2("xor",@_); }
sub main'add	{ &out2("add",@_); }
sub main'adc	{ &out2("adc",@_); }
sub main'sub	{ &out2("sub",@_); }
sub main'sbb	{ &out2("sbb",@_); }
sub main'rotl	{ &out2("rol",@_); }
sub main'rotr	{ &out2("ror",@_); }
sub main'exch	{ &out2("xchg",@_); }
sub main'cmp	{ &out2("cmp",@_); }
sub main'lea	{ &out2("lea",@_); }
sub main'mul	{ &out1("mul",@_); }
sub main'div	{ &out1("div",@_); }
sub main'dec	{ &out1("dec",@_); }
sub main'inc	{ &out1("inc",@_); }
sub main'jmp	{ &out1("jmp",@_); }
sub main'jmp_ptr { &out1p("jmp",@_); }

# This is a bit of a kludge: declare all branches as NEAR.
$near=($main'mwerks)?'':'NEAR';
sub main'je	{ &out1("je $near",@_); }
sub main'jle	{ &out1("jle $near",@_); }
sub main'jz	{ &out1("jz $near",@_); }
sub main'jge	{ &out1("jge $near",@_); }
sub main'jl	{ &out1("jl $near",@_); }
sub main'ja	{ &out1("ja $near",@_); }
sub main'jae	{ &out1("jae $near",@_); }
sub main'jb	{ &out1("jb $near",@_); }
sub main'jbe	{ &out1("jbe $near",@_); }
sub main'jc	{ &out1("jc $near",@_); }
sub main'jnc	{ &out1("jnc $near",@_); }
sub main'jnz	{ &out1("jnz $near",@_); }
sub main'jne	{ &out1("jne $near",@_); }
sub main'jno	{ &out1("jno $near",@_); }

sub main'push	{ &out1("push",@_); $stack+=4; }
sub main'pop	{ &out1("pop",@_); $stack-=4; }
sub main'pushf	{ &out0("pushfd"); $stack+=4; }
sub main'popf	{ &out0("popfd"); $stack-=4; }
sub main'bswap	{ &out1("bswap",@_); &using486(); }
sub main'not	{ &out1("not",@_); }
sub main'call	{ &out1("call",($_[0]=~/^\@L/?'':$under).$_[0]); }
sub main'call_ptr { &out1p("call",@_); }
sub main'ret	{ &out0("ret"); }
sub main'nop	{ &out0("nop"); }
sub main'test	{ &out2("test",@_); }
sub main'bt	{ &out2("bt",@_); }
sub main'leave	{ &out0("leave"); }
sub main'cpuid	{ &out0("cpuid"); }
sub main'rdtsc	{ &out0("rdtsc"); }
sub main'halt	{ &out0("hlt"); }
sub main'movz	{ &out2("movzx",@_); }
sub main'neg	{ &out1("neg",@_); }
sub main'cld	{ &out0("cld"); }

# SSE2
sub main'emms	{ &out0("emms"); }
sub main'movd	{ &out2("movd",@_); }
sub main'movq	{ &out2("movq",@_); }
sub main'movdqu	{ &out2("movdqu",@_); }
sub main'movdqa	{ &out2("movdqa",@_); }
sub main'movdq2q{ &out2("movdq2q",@_); }
sub main'movq2dq{ &out2("movq2dq",@_); }
sub main'paddq	{ &out2("paddq",@_); }
sub main'pmuludq{ &out2("pmuludq",@_); }
sub main'psrlq	{ &out2("psrlq",@_); }
sub main'psllq	{ &out2("psllq",@_); }
sub main'pxor	{ &out2("pxor",@_); }
sub main'por	{ &out2("por",@_); }
sub main'pand	{ &out2("pand",@_); }

sub out2
	{
	my($name,$p1,$p2)=@_;
	my($l,$t);

	push(@out,"\t$name\t");
	if (!$main'mwerks and $name eq "lea")
		{
		$p1 =~ s/^[^\[]*\[/\[/;
		$p2 =~ s/^[^\[]*\[/\[/;
		}
	$t=&conv($p1).",";
	$l=length($t);
	push(@out,$t);
	$l=4-($l+9)/8;
	push(@out,"\t" x $l);
	push(@out,&conv($p2));
	push(@out,"\n");
	}

sub out0
	{
	my($name)=@_;

	push(@out,"\t$name\n");
	}

sub out1
	{
	my($name,$p1)=@_;
	my($l,$t);
	push(@out,"\t$name\t".&conv($p1)."\n");
	}

sub conv
	{
	my($p)=@_;
	$p =~ s/0x([0-9A-Fa-f]+)/0$1h/;
	return $p;
	}

sub using486
	{
	return if $using486;
	$using486++;
	grep(s/\.386/\.486/,@out);
	}

sub main'file
	{
	if ($main'mwerks)	{ push(@out,".section\t.text\n"); }
	else	{
		local $tmp=<<___;
%ifdef __omf__
section	code	use32 class=code
%else
section	.text
%endif
___
		push(@out,$tmp);
		}
	}

sub main'function_begin
	{
	my($func,$extra)=@_;

	push(@labels,$func);
	my($tmp)=<<"EOF";
global	$under$func
$under$func:
	push	ebp
	push	ebx
	push	esi
	push	edi
EOF
	push(@out,$tmp);
	$stack=20;
	}

sub main'function_begin_B
	{
	my($func,$extra)=@_;
	my($tmp)=<<"EOF";
global	$under$func
$under$func:
EOF
	push(@out,$tmp);
	$stack=4;
	}

sub main'function_end
	{
	my($func)=@_;

	my($tmp)=<<"EOF";
	pop	edi
	pop	esi
	pop	ebx
	pop	ebp
	ret
EOF
	push(@out,$tmp);
	$stack=0;
	%label=();
	}

sub main'function_end_B
	{
	$stack=0;
	%label=();
	}

sub main'function_end_A
	{
	my($func)=@_;

	my($tmp)=<<"EOF";
	pop	edi
	pop	esi
	pop	ebx
	pop	ebp
	ret
EOF
	push(@out,$tmp);
	}

sub main'file_end
	{
	}

sub main'wparam
	{
	my($num)=@_;

	return(&main'DWP($stack+$num*4,"esp","",0));
	}

sub main'swtmp
	{
	return(&main'DWP($_[0]*4,"esp","",0));
	}

# Should use swtmp, which is above esp.  Linix can trash the stack above esp
#sub main'wtmp
#	{
#	my($num)=@_;
#
#	return(&main'DWP(-(($num+1)*4),"esp","",0));
#	}

sub main'comment
	{
	foreach (@_)
		{
		push(@out,"\t; $_\n");
		}
	}

sub main'public_label
	{
	$label{$_[0]}="${under}${_[0]}"	if (!defined($label{$_[0]}));
	push(@out,"global\t$label{$_[0]}\n");
	}

sub main'label
	{
	if (!defined($label{$_[0]}))
		{
		$label{$_[0]}="\@${label}${_[0]}";
		$label++;
		}
	return($label{$_[0]});
	}

sub main'set_label
	{
	if (!defined($label{$_[0]}))
		{
		$label{$_[0]}="\@${label}${_[0]}";
		$label++;
		}
	if ($_[1]!=0 && $_[1]>1)
		{
		main'align($_[1]);
		}
	push(@out,"$label{$_[0]}:\n");
	}

sub main'data_byte
	{
	push(@out,(($main'mwerks)?".byte\t":"DB\t").join(',',@_)."\n");
	}

sub main'data_word
	{
	push(@out,(($main'mwerks)?".long\t":"DD\t").join(',',@_)."\n");
	}

sub main'align
	{
	push(@out,".") if ($main'mwerks);
	push(@out,"align\t$_[0]\n");
	}

sub out1p
	{
	my($name,$p1)=@_;
	my($l,$t);

	push(@out,"\t$name\t".&conv($p1)."\n");
	}

sub main'picmeup
	{
	local($dst,$sym)=@_;
	&main'lea($dst,&main'DWP($sym));
	}

sub main'blindpop { &out1("pop",@_); }

sub main'initseg
	{
	local($f)=@_;
	if ($main'win32)
		{
		local($tmp)=<<___;
segment	.CRT\$XCU data
extern	$under$f
DD	$under$f
___
		push(@out,$tmp);
		}
	}

1;
Commit	Line	Data
72e2ffee DSH	1	#!/usr/local/bin/perl
	2
	3	package x86nasm;
	4
	5	$label="L000";
a8c65b40	6	$under=($main'netware)?'':'_';
72e2ffee DSH	7
	8	%lb=( 'eax', 'al',
	9	'ebx', 'bl',
	10	'ecx', 'cl',
	11	'edx', 'dl',
	12	'ax', 'al',
	13	'bx', 'bl',
	14	'cx', 'cl',
	15	'dx', 'dl',
	16	);
	17
	18	%hb=( 'eax', 'ah',
	19	'ebx', 'bh',
	20	'ecx', 'ch',
	21	'edx', 'dh',
	22	'ax', 'ah',
	23	'bx', 'bh',
	24	'cx', 'ch',
	25	'dx', 'dh',
	26	);
	27
	28	sub main'asm_init_output { @out=(); }
	29	sub main'asm_get_output { return(@out); }
	30	sub main'get_labels { return(@labels); }
bbdb5438 DSH	31
	32	sub main'external_label
	33	{
	34	push(@labels,@_);
	35	foreach (@_) {
a8c65b40 AP	36	push(@out,".") if ($main'mwerks);
a8c65b40 AP	37	push(@out, "extern\t${under}$_\n");
bbdb5438 DSH	38	}
bbdb5438 DSH	39	}
72e2ffee DSH	40
	41	sub main'LB
	42	{
	43	(defined($lb{$_[0]})) \|\| die "$_[0] does not have a 'low byte'\n";
	44	return($lb{$_[0]});
	45	}
	46
	47	sub main'HB
	48	{
	49	(defined($hb{$_[0]})) \|\| die "$_[0] does not have a 'high byte'\n";
	50	return($hb{$_[0]});
	51	}
	52
	53	sub main'BP
	54	{
	55	&get_mem("BYTE",@_);
	56	}
	57
	58	sub main'DWP
	59	{
	60	&get_mem("DWORD",@_);
	61	}
	62
10e7d6d5 AP	63	sub main'QWP
10e7d6d5 AP	64	{
a8c65b40	65	&get_mem("",@_);
10e7d6d5 AP	66	}
10e7d6d5 AP	67
bbdb5438 DSH	68	sub main'BC
bbdb5438 DSH	69	{
a8c65b40	70	return (($main'mwerks)?"":"BYTE ")."@_";
bbdb5438 DSH	71	}
	72
	73	sub main'DWC
	74	{
a8c65b40	75	return (($main'mwerks)?"":"DWORD ")."@_";
bbdb5438 DSH	76	}
bbdb5438 DSH	77
72e2ffee DSH	78	sub main'stack_push
	79	{
	80	my($num)=@_;
	81	$stack+=$num*4;
	82	&main'sub("esp",$num*4);
	83	}
	84
	85	sub main'stack_pop
	86	{
	87	my($num)=@_;
	88	$stack-=$num*4;
	89	&main'add("esp",$num*4);
	90	}
	91
	92	sub get_mem
	93	{
	94	my($size,$addr,$reg1,$reg2,$idx)=@_;
	95	my($t,$post);
a8c65b40 AP	96	my($ret)=$size;
	97	if ($ret ne "")
	98	{
	99	$ret .= " PTR" if ($main'mwerks);
	100	$ret .= " ";
	101	}
	102	$ret .= "[";
72e2ffee DSH	103	$addr =~ s/^\s+//;
	104	if ($addr =~ /^(.+)\+(.+)$/)
	105	{
	106	$reg2=&conv($1);
a8c65b40	107	$addr="$under$2";
72e2ffee	108	}
556b8f3f	109	elsif ($addr =~ /^[_a-z][_a-z0-9]*$/i)
72e2ffee	110	{
a8c65b40	111	$addr="$under$addr";
72e2ffee DSH	112	}
72e2ffee DSH	113
270fa8ae AP	114	if ($addr =~ /^.+\-.+$/) { $addr="($addr)"; }
270fa8ae AP	115
72e2ffee DSH	116	$reg1="$regs{$reg1}" if defined($regs{$reg1});
	117	$reg2="$regs{$reg2}" if defined($regs{$reg2});
	118	if (($addr ne "") && ($addr ne 0))
	119	{
	120	if ($addr !~ /^-/)
	121	{ $ret.="${addr}+"; }
	122	else { $post=$addr; }
	123	}
	124	if ($reg2 ne "")
	125	{
	126	$t="";
	127	$t="*$idx" if ($idx != 0);
	128	$reg1="+".$reg1 if ("$reg1$post" ne "");
	129	$ret.="$reg2$t$reg1$post]";
	130	}
	131	else
	132	{
	133	$ret.="$reg1$post]"
	134	}
270fa8ae	135	$ret =~ s/\+\]/]/; # in case $addr was the only argument
72e2ffee DSH	136	return($ret);
	137	}
	138
	139	sub main'mov { &out2("mov",@_); }
	140	sub main'movb { &out2("mov",@_); }
	141	sub main'and { &out2("and",@_); }
	142	sub main'or { &out2("or",@_); }
	143	sub main'shl { &out2("shl",@_); }
	144	sub main'shr { &out2("shr",@_); }
	145	sub main'xor { &out2("xor",@_); }
	146	sub main'xorb { &out2("xor",@_); }
	147	sub main'add { &out2("add",@_); }
	148	sub main'adc { &out2("adc",@_); }
	149	sub main'sub { &out2("sub",@_); }
c85c5c40	150	sub main'sbb { &out2("sbb",@_); }
72e2ffee DSH	151	sub main'rotl { &out2("rol",@_); }
	152	sub main'rotr { &out2("ror",@_); }
	153	sub main'exch { &out2("xchg",@_); }
	154	sub main'cmp { &out2("cmp",@_); }
	155	sub main'lea { &out2("lea",@_); }
	156	sub main'mul { &out1("mul",@_); }
	157	sub main'div { &out1("div",@_); }
	158	sub main'dec { &out1("dec",@_); }
	159	sub main'inc { &out1("inc",@_); }
	160	sub main'jmp { &out1("jmp",@_); }
	161	sub main'jmp_ptr { &out1p("jmp",@_); }
	162
	163	# This is a bit of a kludge: declare all branches as NEAR.
a8c65b40 AP	164	$near=($main'mwerks)?'':'NEAR';
	165	sub main'je { &out1("je $near",@_); }
	166	sub main'jle { &out1("jle $near",@_); }
	167	sub main'jz { &out1("jz $near",@_); }
	168	sub main'jge { &out1("jge $near",@_); }
	169	sub main'jl { &out1("jl $near",@_); }
	170	sub main'ja { &out1("ja $near",@_); }
	171	sub main'jae { &out1("jae $near",@_); }
	172	sub main'jb { &out1("jb $near",@_); }
	173	sub main'jbe { &out1("jbe $near",@_); }
	174	sub main'jc { &out1("jc $near",@_); }
	175	sub main'jnc { &out1("jnc $near",@_); }
	176	sub main'jnz { &out1("jnz $near",@_); }
	177	sub main'jne { &out1("jne $near",@_); }
	178	sub main'jno { &out1("jno $near",@_); }
72e2ffee DSH	179
	180	sub main'push { &out1("push",@_); $stack+=4; }
	181	sub main'pop { &out1("pop",@_); $stack-=4; }
c85c5c40 AP	182	sub main'pushf { &out0("pushfd"); $stack+=4; }
c85c5c40 AP	183	sub main'popf { &out0("popfd"); $stack-=4; }
72e2ffee DSH	184	sub main'bswap { &out1("bswap",@_); &using486(); }
72e2ffee DSH	185	sub main'not { &out1("not",@_); }
a8c65b40	186	sub main'call { &out1("call",($_[0]=~/^\@L/?'':$under).$_[0]); }
3ebf898e	187	sub main'call_ptr { &out1p("call",@_); }
72e2ffee DSH	188	sub main'ret { &out0("ret"); }
72e2ffee DSH	189	sub main'nop { &out0("nop"); }
10e7d6d5 AP	190	sub main'test { &out2("test",@_); }
	191	sub main'bt { &out2("bt",@_); }
	192	sub main'leave { &out0("leave"); }
14e21f86 AP	193	sub main'cpuid { &out0("cpuid"); }
14e21f86 AP	194	sub main'rdtsc { &out0("rdtsc"); }
c85c5c40	195	sub main'halt { &out0("hlt"); }
914c2a28	196	sub main'movz { &out2("movzx",@_); }
addb6e16	197	sub main'neg { &out1("neg",@_); }
3d5fd312	198	sub main'cld { &out0("cld"); }
10e7d6d5 AP	199
	200	# SSE2
	201	sub main'emms { &out0("emms"); }
	202	sub main'movd { &out2("movd",@_); }
	203	sub main'movq { &out2("movq",@_); }
	204	sub main'movdqu { &out2("movdqu",@_); }
	205	sub main'movdqa { &out2("movdqa",@_); }
	206	sub main'movdq2q{ &out2("movdq2q",@_); }
	207	sub main'movq2dq{ &out2("movq2dq",@_); }
	208	sub main'paddq { &out2("paddq",@_); }
	209	sub main'pmuludq{ &out2("pmuludq",@_); }
	210	sub main'psrlq { &out2("psrlq",@_); }
	211	sub main'psllq { &out2("psllq",@_); }
	212	sub main'pxor { &out2("pxor",@_); }
	213	sub main'por { &out2("por",@_); }
	214	sub main'pand { &out2("pand",@_); }
72e2ffee DSH	215
	216	sub out2
	217	{
	218	my($name,$p1,$p2)=@_;
	219	my($l,$t);
	220
	221	push(@out,"\t$name\t");
a8c65b40 AP	222	if (!$main'mwerks and $name eq "lea")
	223	{
	224	$p1 =~ s/^[^\[]*\[/\[/;
	225	$p2 =~ s/^[^\[]*\[/\[/;
	226	}
72e2ffee DSH	227	$t=&conv($p1).",";
	228	$l=length($t);
	229	push(@out,$t);
	230	$l=4-($l+9)/8;
	231	push(@out,"\t" x $l);
	232	push(@out,&conv($p2));
	233	push(@out,"\n");
	234	}
	235
	236	sub out0
	237	{
	238	my($name)=@_;
	239
	240	push(@out,"\t$name\n");
	241	}
	242
	243	sub out1
	244	{
	245	my($name,$p1)=@_;
	246	my($l,$t);
	247	push(@out,"\t$name\t".&conv($p1)."\n");
	248	}
	249
	250	sub conv
	251	{
	252	my($p)=@_;
	253	$p =~ s/0x([0-9A-Fa-f]+)/0$1h/;
	254	return $p;
	255	}
	256
	257	sub using486
	258	{
	259	return if $using486;
	260	$using486++;
	261	grep(s/\.386/\.486/,@out);
	262	}
	263
	264	sub main'file
	265	{
db22e5fa	266	if ($main'mwerks) { push(@out,".section\t.text\n"); }
9ddeefe3 AP	267	else {
	268	local $tmp=<<___;
	269	%ifdef __omf__
	270	section code use32 class=code
	271	%else
	272	section .text
	273	%endif
	274	___
	275	push(@out,$tmp);
	276	}
72e2ffee DSH	277	}
	278
	279	sub main'function_begin
	280	{
	281	my($func,$extra)=@_;
	282
	283	push(@labels,$func);
	284	my($tmp)=<<"EOF";
a8c65b40 AP	285	global $under$func
a8c65b40 AP	286	$under$func:
72e2ffee DSH	287	push ebp
	288	push ebx
	289	push esi
	290	push edi
	291	EOF
	292	push(@out,$tmp);
	293	$stack=20;
	294	}
	295
	296	sub main'function_begin_B
	297	{
	298	my($func,$extra)=@_;
	299	my($tmp)=<<"EOF";
a8c65b40 AP	300	global $under$func
a8c65b40 AP	301	$under$func:
72e2ffee DSH	302	EOF
	303	push(@out,$tmp);
	304	$stack=4;
	305	}
	306
	307	sub main'function_end
	308	{
	309	my($func)=@_;
	310
	311	my($tmp)=<<"EOF";
	312	pop edi
	313	pop esi
	314	pop ebx
	315	pop ebp
	316	ret
	317	EOF
	318	push(@out,$tmp);
	319	$stack=0;
	320	%label=();
	321	}
	322
	323	sub main'function_end_B
	324	{
	325	$stack=0;
	326	%label=();
	327	}
	328
	329	sub main'function_end_A
	330	{
	331	my($func)=@_;
	332
	333	my($tmp)=<<"EOF";
	334	pop edi
	335	pop esi
	336	pop ebx
	337	pop ebp
	338	ret
	339	EOF
	340	push(@out,$tmp);
	341	}
	342
	343	sub main'file_end
	344	{
	345	}
	346
	347	sub main'wparam
	348	{
	349	my($num)=@_;
	350
	351	return(&main'DWP($stack+$num*4,"esp","",0));
	352	}
	353
	354	sub main'swtmp
	355	{
	356	return(&main'DWP($_[0]*4,"esp","",0));
	357	}
	358
	359	# Should use swtmp, which is above esp. Linix can trash the stack above esp
	360	#sub main'wtmp
	361	# {
	362	# my($num)=@_;
	363	#
	364	# return(&main'DWP(-(($num+1)*4),"esp","",0));
	365	# }
366
367	sub main'comment
368	{
369	foreach (@_)
370	{
371	push(@out,"\t; $_\n");
372	}
373	}
374
d1df5b43 AP	375	sub main'public_label
	376	{
	377	$label{$_[0]}="${under}${_[0]}" if (!defined($label{$_[0]}));
	378	push(@out,"global\t$label{$_[0]}\n");
	379	}
	380
72e2ffee DSH	381	sub main'label
	382	{
	383	if (!defined($label{$_[0]}))
	384	{
a8c65b40	385	$label{$_[0]}="\@${label}${_[0]}";
72e2ffee DSH	386	$label++;
	387	}
	388	return($label{$_[0]});
	389	}
	390
	391	sub main'set_label
	392	{
	393	if (!defined($label{$_[0]}))
	394	{
a8c65b40	395	$label{$_[0]}="\@${label}${_[0]}";
72e2ffee DSH	396	$label++;
72e2ffee DSH	397	}
d1df5b43 AP	398	if ($_[1]!=0 && $_[1]>1)
	399	{
	400	main'align($_[1]);
	401	}
72e2ffee DSH	402	push(@out,"$label{$_[0]}:\n");
	403	}
	404
d1593e6b AP	405	sub main'data_byte
	406	{
	407	push(@out,(($main'mwerks)?".byte\t":"DB\t").join(',',@_)."\n");
	408	}
	409
72e2ffee DSH	410	sub main'data_word
72e2ffee DSH	411	{
a8c65b40	412	push(@out,(($main'mwerks)?".long\t":"DD\t").join(',',@_)."\n");
10e7d6d5 AP	413	}
	414
	415	sub main'align
	416	{
a8c65b40 AP	417	push(@out,".") if ($main'mwerks);
a8c65b40 AP	418	push(@out,"align\t$_[0]\n");
72e2ffee DSH	419	}
	420
	421	sub out1p
	422	{
	423	my($name,$p1)=@_;
	424	my($l,$t);
	425
3ebf898e	426	push(@out,"\t$name\t".&conv($p1)."\n");
72e2ffee	427	}
6f7ac8e1	428
02bf9a15 AP	429	sub main'picmeup
	430	{
	431	local($dst,$sym)=@_;
	432	&main'lea($dst,&main'DWP($sym));
	433	}
	434
6f7ac8e1	435	sub main'blindpop { &out1("pop",@_); }
a8c65b40 AP	436
	437	sub main'initseg
	438	{
	439	local($f)=@_;
	440	if ($main'win32)
	441	{
	442	local($tmp)=<<___;
3ebf898e	443	segment .CRT\$XCU data
a8c65b40 AP	444	extern $under$f
	445	DD $under$f
	446	___
	447	push(@out,$tmp);
	448	}
	449	}
	450
	451	1;