$line = substr($line,@+[0]); $line =~ s/^\s+//;
undef $self->{sz};
- if ($self->{op} =~ /^(movz)b.*/) { # movz is pain...
+ if ($self->{op} =~ /^(movz)x?([bw]).*/) { # movz is pain...
$self->{op} = $1;
- $self->{sz} = "b";
+ $self->{sz} = $2;
} elsif ($self->{op} =~ /call|jmp/) {
$self->{sz} = "";
} elsif ($self->{op} =~ /^p/ && $' !~ /^(ush|op|insrw)/) { # SSEn
$self->{sz} = "";
+ } elsif ($self->{op} =~ /^v/) { # VEX
+ $self->{sz} = "";
+ } elsif ($self->{op} =~ /movq/ && $line =~ /%xmm/) {
+ $self->{sz} = "";
} elsif ($self->{op} =~ /([a-z]{3,})([qlwb])$/) {
$self->{op} = $1;
$self->{sz} = $2;
$self->{index} =~ s/^[er](.?[0-9xpi])[d]?$/r\1/;
$self->{base} =~ s/^[er](.?[0-9xpi])[d]?$/r\1/;
+ # Solaris /usr/ccs/bin/as can't handle multiplications
+ # in $self->{label}, new gas requires sign extension...
+ use integer;
+ $self->{label} =~ s/(?<![\w\$\.])(0x?[0-9a-f]+)/oct($1)/egi;
+ $self->{label} =~ s/([0-9]+\s*[\*\/\%]\s*[0-9]+)/eval($1)/eg;
+ $self->{label} =~ s/([0-9]+)/$1<<32>>32/eg;
+
if ($gas) {
- # Solaris /usr/ccs/bin/as can't handle multiplications
- # in $self->{label}, new gas requires sign extension...
- use integer;
- $self->{label} =~ s/(?<![\w\$\.])(0x?[0-9a-f]+)/oct($1)/egi;
- $self->{label} =~ s/([0-9]+\s*[\*\/\%]\s*[0-9]+)/eval($1)/eg;
- $self->{label} =~ s/([0-9]+)/$1<<32>>32/eg;
$self->{label} =~ s/^___imp_/__imp__/ if ($flavour eq "mingw64");
if (defined($self->{index})) {
- sprintf "%s%s(%%%s,%%%s,%d)",$self->{asterisk},
- $self->{label},$self->{base},
+ sprintf "%s%s(%s,%%%s,%d)",$self->{asterisk},
+ $self->{label},
+ $self->{base}?"%$self->{base}":"",
$self->{index},$self->{scale};
} else {
sprintf "%s%s(%%%s)", $self->{asterisk},$self->{label},$self->{base};
$self->{label} =~ s/\./\$/g;
$self->{label} =~ s/(?<![\w\$\.])0x([0-9a-f]+)/0$1h/ig;
$self->{label} = "($self->{label})" if ($self->{label} =~ /[\*\+\-\/]/);
- $sz="q" if ($self->{asterisk});
+ $sz="q" if ($self->{asterisk} || opcode->mnemonic() eq "movq");
+ $sz="l" if (opcode->mnemonic() eq "movd");
if (defined($self->{index})) {
- sprintf "%s[%s%s*%d+%s]",$szmap{$sz},
+ sprintf "%s[%s%s*%d%s]",$szmap{$sz},
$self->{label}?"$self->{label}+":"",
$self->{index},$self->{scale},
- $self->{base};
+ $self->{base}?"+$self->{base}":"";
} elsif ($self->{base} eq "rip") {
sprintf "%s[%s]",$szmap{$sz},$self->{label};
} else {
}
} elsif ($dir =~ /\.(text|data)/) {
$current_segment=".$1";
+ } elsif ($dir =~ /\.hidden/) {
+ if ($flavour eq "macosx") { $self->{value} = ".private_extern\t$prefix$line"; }
+ elsif ($flavour eq "mingw64") { $self->{value} = ""; }
+ } elsif ($dir =~ /\.comm/) {
+ $self->{value} = "$dir\t$prefix$line";
}
$line = "";
return $self;
$v.=" READONLY";
$v.=" ALIGN(".($1 eq "p" ? 4 : 8).")" if ($masm>=$masmref);
} elsif ($line=~/\.CRT\$/i) {
- $v.=" READONLY DWORD";
+ $v.=" READONLY ALIGN(8)";
}
}
$current_segment = $line;
$self->{value}="${decor}SEH_end_$current_function->{name}:";
$self->{value}.=":\n" if($masm);
}
- $self->{value}.="$current_function->{name}\tENDP" if($masm);
+ $self->{value}.="$current_function->{name}\tENDP" if($masm && $current_function->{name});
undef $current_function;
}
last;
.join(",",@str) if (@str);
last;
};
+ /\.comm/ && do { my @str=split(/,\s*/,$line);
+ my $v=undef;
+ if ($nasm) {
+ $v.="common $prefix@str[0] @str[1]";
+ } else {
+ $v="$current_segment\tENDS\n" if ($current_segment);
+ $current_segment = "_DATA";
+ $v.="$current_segment\tSEGMENT\n";
+ $v.="COMM @str[0]:DWORD:".@str[1]/4;
+ }
+ $self->{value} = $v;
+ last;
+ };
}
$line = "";
}
sub rex {
local *opcode=shift;
- my ($dst,$src)=@_;
-
- if ($dst>=8 || $src>=8) {
- $rex=0x40;
- $rex|=0x04 if($dst>=8);
- $rex|=0x01 if($src>=8);
- push @opcode,$rex;
- }
+ my ($dst,$src,$rex)=@_;
+
+ $rex|=0x04 if($dst>=8);
+ $rex|=0x01 if($src>=8);
+ push @opcode,($rex|0x40) if ($rex);
}
# older gas and ml64 don't handle SSE>2 instructions
my %regrm = ( "%eax"=>0, "%ecx"=>1, "%edx"=>2, "%ebx"=>3,
"%esp"=>4, "%ebp"=>5, "%esi"=>6, "%edi"=>7 );
+my $movq = sub { # elderly gas can't handle inter-register movq
+ my $arg = shift;
+ my @opcode=(0x66);
+ if ($arg =~ /%xmm([0-9]+),\s*%r(\w+)/) {
+ my ($src,$dst)=($1,$2);
+ if ($dst !~ /[0-9]+/) { $dst = $regrm{"%e$dst"}; }
+ rex(\@opcode,$src,$dst,0x8);
+ push @opcode,0x0f,0x7e;
+ push @opcode,0xc0|(($src&7)<<3)|($dst&7); # ModR/M
+ @opcode;
+ } elsif ($arg =~ /%r(\w+),\s*%xmm([0-9]+)/) {
+ my ($src,$dst)=($2,$1);
+ if ($dst !~ /[0-9]+/) { $dst = $regrm{"%e$dst"}; }
+ rex(\@opcode,$src,$dst,0x8);
+ push @opcode,0x0f,0x6e;
+ push @opcode,0xc0|(($src&7)<<3)|($dst&7); # ModR/M
+ @opcode;
+ } else {
+ ();
+ }
+};
+
my $pextrd = sub {
- if (shift =~ /\$([0-9]+),%xmm([0-9]+),(%\w+)/) {
+ if (shift =~ /\$([0-9]+),\s*%xmm([0-9]+),\s*(%\w+)/) {
my @opcode=(0x66);
$imm=$1;
$src=$2;
};
my $pinsrd = sub {
- if (shift =~ /\$([0-9]+),(%\w+),%xmm([0-9]+)/) {
+ if (shift =~ /\$([0-9]+),\s*(%\w+),\s*%xmm([0-9]+)/) {
my @opcode=(0x66);
$imm=$1;
$src=$2;
$dst=$3;
- if ($src =~ /%r([0-9]+)d/) { $src = $1; }
+ if ($src =~ /%r([0-9]+)/) { $src = $1; }
elsif ($src =~ /%e/) { $src = $regrm{$src}; }
rex(\@opcode,$dst,$src);
push @opcode,0x0f,0x3a,0x22;
};
my $pshufb = sub {
- if (shift =~ /%xmm([0-9]+),%xmm([0-9]+)/) {
+ if (shift =~ /%xmm([0-9]+),\s*%xmm([0-9]+)/) {
my @opcode=(0x66);
rex(\@opcode,$2,$1);
push @opcode,0x0f,0x38,0x00;
}
};
+my $palignr = sub {
+ if (shift =~ /\$([0-9]+),\s*%xmm([0-9]+),\s*%xmm([0-9]+)/) {
+ my @opcode=(0x66);
+ rex(\@opcode,$3,$2);
+ push @opcode,0x0f,0x3a,0x0f;
+ push @opcode,0xc0|($2&7)|(($3&7)<<3); # ModR/M
+ push @opcode,$1;
+ @opcode;
+ } else {
+ ();
+ }
+};
+
+my $pclmulqdq = sub {
+ if (shift =~ /\$([x0-9a-f]+),\s*%xmm([0-9]+),\s*%xmm([0-9]+)/) {
+ my @opcode=(0x66);
+ rex(\@opcode,$3,$2);
+ push @opcode,0x0f,0x3a,0x44;
+ push @opcode,0xc0|($2&7)|(($3&7)<<3); # ModR/M
+ my $c=$1;
+ push @opcode,$c=~/^0/?oct($c):$c;
+ @opcode;
+ } else {
+ ();
+ }
+};
+
+my $rdrand = sub {
+ if (shift =~ /%[er](\w+)/) {
+ my @opcode=();
+ my $dst=$1;
+ if ($dst !~ /[0-9]+/) { $dst = $regrm{"%e$dst"}; }
+ rex(\@opcode,0,$1,8);
+ push @opcode,0x0f,0xc7,0xf0|($dst&7);
+ @opcode;
+ } else {
+ ();
+ }
+};
+
if ($nasm) {
print <<___;
default rel
projects / openssl.git / blobdiff