#!/usr/local/bin/perl# x86 assembersub bn_mul_add_words	{	local($name)=@_;	&function_begin($name,"");	&comment("");	$Low="eax";	$High="edx";	$a="ebx";	$w="ebp";	$r="edi";	$c="esi";	&xor($c,$c);		# clear carry	&mov($r,&wparam(0));	#	&mov("ecx",&wparam(2));	#	&mov($a,&wparam(1));	#	&and("ecx",0xfffffff8);	# num / 8	&mov($w,&wparam(3));	#	&push("ecx");		# Up the stack for a tmp variable	&jz(&label("maw_finish"));	&set_label("maw_loop",0);	&mov(&swtmp(0),"ecx");	#	for ($i=0; $i<32; $i+=4)		{		&comment("Round $i");		 &mov("eax",&DWP($i,$a,"",0)); 	# *a		&mul($w);			# *a * w		&add("eax",$c);		# L(t)+= *r		 &mov($c,&DWP($i,$r,"",0));	# L(t)+= *r		&adc("edx",0);			# H(t)+=carry		 &add("eax",$c);		# L(t)+=c		&adc("edx",0);			# H(t)+=carry		 &mov(&DWP($i,$r,"",0),"eax");	# *r= L(t);		&mov($c,"edx");			# c=  H(t);		}	&comment("");	&mov("ecx",&swtmp(0));	#	&add($a,32);	&add($r,32);	&sub("ecx",8);	&jnz(&label("maw_loop"));	&set_label("maw_finish",0);	&mov("ecx",&wparam(2));	# get num	&and("ecx",7);	&jnz(&label("maw_finish2"));	# helps branch prediction	&jmp(&label("maw_end"));	&set_label("maw_finish2",1);	for ($i=0; $i<7; $i++)		{		&comment("Tail Round $i");		 &mov("eax",&DWP($i*4,$a,"",0));# *a		&mul($w);			# *a * w		&add("eax",$c);			# L(t)+=c		 &mov($c,&DWP($i*4,$r,"",0));	# L(t)+= *r		&adc("edx",0);			# H(t)+=carry		 &add("eax",$c);		&adc("edx",0);			# H(t)+=carry		 &dec("ecx") if ($i != 7-1);		&mov(&DWP($i*4,$r,"",0),"eax");	# *r= L(t);		 &mov($c,"edx");			# c=  H(t);		&jz(&label("maw_end")) if ($i != 7-1);		}	&set_label("maw_end",0);	&mov("eax",$c);	&pop("ecx");	# clear variable from	&function_end($name);	}1;