after http://cvs.openssl.org/chngview?cn=14661.
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,@_); }
+sub main'external_label
+{
+ push(@labels,@_);
+ foreach (@_) {
+ push(@out, "EXTRN\t_$_:DWORD\n");
+ }
+}
sub main'LB
{
sub main'bswap { &out1("bswap",@_); &using486(); }
sub main'not { &out1("not",@_); }
sub main'call { &out1("call",($_[0]=~/^\$L/?'':'_').$_[0]); }
+sub main'call_ptr { &out1p("call",@_); }
sub main'ret { &out0("ret"); }
sub main'nop { &out0("nop"); }
sub main'test { &out2("test",@_); }
local($tmp)=<<"EOF";
TITLE $file.asm
.386
-.model FLAT
+.model FLAT
+_TEXT\$ SEGMENT PAGE 'CODE'
+
EOF
push(@out,$tmp);
}
push(@labels,$func);
local($tmp)=<<"EOF";
-_TEXT\$ SEGMENT PAGE 'CODE'
PUBLIC _$func
$extra
_$func PROC NEAR
local($func,$extra)=@_;
local($tmp)=<<"EOF";
-_TEXT\$ SEGMENT PAGE 'CODE'
PUBLIC _$func
$extra
_$func PROC NEAR
pop ebp
ret
_$func ENDP
-_TEXT\$ ENDS
EOF
push(@out,$tmp);
$stack=0;
local($tmp)=<<"EOF";
_$func ENDP
-_TEXT\$ ENDS
EOF
push(@out,$tmp);
$stack=0;
elsif (grep {/mm[0-7]\s*,/i} @out) {
grep {s/\.[3-7]86/\.686\n\t\.MMX/} @out;
}
+ push(@out,"_TEXT\$ ENDS\n");
push(@out,"END\n");
}
}
}
+sub main'data_byte
+ {
+ push(@out,"\tDB\t".join(',',@_)."\n");
+ }
+
sub main'data_word
{
push(@out,"\tDD\t".join(',',@_)."\n");
local($name,$p1)=@_;
local($l,$t);
- push(@out,"\t$name\t ".&conv($p1)."\n");
+ push(@out,"\t$name\t".&conv($p1)."\n");
}
sub main'picmeup
local($f)=@_;
local($tmp)=<<___;
OPTION DOTNAME
-.CRT\$XIU SEGMENT DWORD PUBLIC 'DATA'
+.CRT\$XCU SEGMENT DWORD PUBLIC 'DATA'
EXTRN _$f:NEAR
DD _$f
-.CRT\$XIU ENDS
+.CRT\$XCU ENDS
___
push(@out,$tmp);
}
sub main'bswap { &out1("bswap",@_); &using486(); }
sub main'not { &out1("not",@_); }
sub main'call { &out1("call",($_[0]=~/^\@L/?'':$under).$_[0]); }
+sub main'call_ptr { &out1p("call",@_); }
sub main'ret { &out0("ret"); }
sub main'nop { &out0("nop"); }
sub main'test { &out2("test",@_); }
push(@out,"$label{$_[0]}:\n");
}
+sub main'data_byte
+ {
+ push(@out,(($main'mwerks)?".byte\t":"DB\t").join(',',@_)."\n");
+ }
+
sub main'data_word
{
push(@out,(($main'mwerks)?".long\t":"DD\t").join(',',@_)."\n");
my($name,$p1)=@_;
my($l,$t);
- push(@out,"\t$name\t ".&conv($p1)."\n");
+ push(@out,"\t$name\t".&conv($p1)."\n");
}
sub main'picmeup
if ($main'win32)
{
local($tmp)=<<___;
-segment .CRT\$XIU data
+segment .CRT\$XCU data
extern $under$f
DD $under$f
___
{ if ($label{$i} eq $_[0]) { $pre=''; last; } }
&out1("call",$pre.$_[0]);
}
+sub main'call_ptr { &out1p("call",@_); }
sub main'ret { &out0("ret"); }
sub main'nop { &out0("nop"); }
sub main'test { &out2("testl",@_); }
# SSE2
sub main'emms { &out0("emms"); }
sub main'movd { &out2("movd",@_); }
-sub main'movq { &out2("movq",@_); }
sub main'movdqu { &out2("movdqu",@_); }
sub main'movdqa { &out2("movdqa",@_); }
sub main'movdq2q{ &out2("movdq2q",@_); }
sub main'pxor { &out2("pxor",@_); }
sub main'por { &out2("por",@_); }
sub main'pand { &out2("pand",@_); }
+sub main'movq {
+ local($p1,$p2,$optimize)=@_;
+ if ($optimize && $p1=~/^mm[0-7]$/ && $p2=~/^mm[0-7]$/)
+ # movq between mmx registers can sink Intel CPUs
+ { push(@out,"\tpshufw\t\$0xe4,%$p2,%$p1\n"); }
+ else { &out2("movq",@_); }
+ }
# The bswapl instruction is new for the 486. Emulate if i386.
sub main'bswap
}
}
+sub main'data_byte
+ {
+ push(@out,"\t.byte\t".join(',',@_)."\n");
+ }
+
sub main'data_word
{
push(@out,"\t.long\t".join(',',@_)."\n");
&mov ("eax",&DWP(12+$i*4,"ebp"));
&mov (&DWP(0+$i*4,"esp"),"eax");
}
- &call (&DWP(8,"ebp"));# make the call...
+ &call_ptr (&DWP(8,"ebp"));# make the call...
&mov ("esp","ebp"); # ... and just restore the stack pointer
# without paying attention to what we called,
# (__cdecl *func) or (__stdcall *one).