x86_64-xlate.pl: proper solution for RT#2620.
[openssl.git] / crypto / perlasm / x86_64-xlate.pl
index 784f45871415e4d3096de87ae7644282158e96f1..1492e1c2e7819b918e21acc46b10d0eeb47d6e8b 100755 (executable)
@@ -116,9 +116,9 @@ my %globals;
            $line = substr($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
@@ -276,6 +276,7 @@ my %globals;
            $self->{label} =~ s/(?<![\w\$\.])0x([0-9a-f]+)/0$1h/ig;
            $self->{label} = "($self->{label})" if ($self->{label} =~ /[\*\+\-\/]/);
            $sz="q" if ($self->{asterisk} || opcode->mnemonic() eq "movq");
+           $sz="l" if (opcode->mnemonic() eq "movd");
 
            if (defined($self->{index})) {
                sprintf "%s[%s%s*%d%s]",$szmap{$sz},
@@ -518,6 +519,7 @@ my %globals;
                    elsif ($flavour eq "mingw64") { $self->{value} = ""; }
                } elsif ($dir =~ /\.comm/) {
                    $self->{value} = "$dir\t$prefix$line";
+                   $self->{value} =~ s|,([0-9]+),([0-9]+)$|",$1,".log($2)/log(2)|e if ($flavour eq "macosx");
                }
                $line = "";
                return $self;
@@ -567,7 +569,8 @@ my %globals;
                                            $v.=" READONLY";
                                            $v.=" ALIGN(".($1 eq "p" ? 4 : 8).")" if ($masm>=$masmref);
                                        } elsif ($line=~/\.CRT\$/i) {
-                                           $v.=" READONLY DWORD";
+                                           $v.=" READONLY ";
+                                           $v.=$masm>=$masmref ? "ALIGN(8)" : "DWORD";
                                        }
                                    }
                                    $current_segment = $line;
@@ -589,7 +592,7 @@ my %globals;
                                            $self->{value}="${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;
@@ -666,14 +669,14 @@ my %regrm = (     "%eax"=>0, "%ecx"=>1, "%edx"=>2, "%ebx"=>3,
 my $movq = sub {       # elderly gas can't handle inter-register movq
   my $arg = shift;
   my @opcode=(0x66);
-    if ($arg =~ /%xmm([0-9]+),%r(\w+)/) {
+    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 ($arg =~ /%r(\w+),%xmm([0-9]+)/) {
+    } elsif ($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);
@@ -686,7 +689,7 @@ my $movq = sub {    # elderly gas can't handle inter-register movq
 };
 
 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;
@@ -704,7 +707,7 @@ my $pextrd = sub {
 };
 
 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;
@@ -722,7 +725,7 @@ my $pinsrd = sub {
 };
 
 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;
@@ -734,7 +737,7 @@ my $pshufb = sub {
 };
 
 my $palignr = sub {
-    if (shift =~ /\$([0-9]+),%xmm([0-9]+),%xmm([0-9]+)/) {
+    if (shift =~ /\$([0-9]+),\s*%xmm([0-9]+),\s*%xmm([0-9]+)/) {
       my @opcode=(0x66);
        rex(\@opcode,$3,$2);
        push @opcode,0x0f,0x3a,0x0f;