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x86_64-xlate.pl: updates from HEAD.

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This commit is contained in:
Andy Polyakov 2010-06-01 05:57:26 +00:00
parent a0cd818831
commit 938c0bbae1
1 changed files with 16 additions and 9 deletions
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25
crypto/perlasm/x86_64-xlate.pl
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@ -55,6 +55,8 @@
# Win64 prologue copies %rsp value to %rax. For further details
# see SEH paragraph at the end.
# 9. .init segment is allowed to contain calls to functions only.
# a. If function accepts more than 4 arguments *and* >4th argument
# is declared as non 64-bit value, do clear its upper part.
my $flavour = shift;
my $output = shift;
@ -80,7 +82,10 @@ my $PTR=" PTR";
my $nasmref=2.03;
my $nasm=0;
if ($flavour eq "mingw64") { $gas=1; $elf=0; $win64=1; $prefix="_"; }
if ($flavour eq "mingw64") { $gas=1; $elf=0; $win64=1;
$prefix=`echo __USER_LABEL_PREFIX__ | $ENV{CC} -E -P -`;
chomp($prefix);
}
elsif ($flavour eq "macosx") { $gas=1; $elf=0; $prefix="_"; $decor="L\$"; }
elsif ($flavour eq "masm") { $gas=0; $elf=0; $masm=$masmref; $win64=1; $decor="\$L\$"; }
elsif ($flavour eq "nasm") { $gas=0; $elf=0; $nasm=$nasmref; $win64=1; $decor="\$L\$"; $PTR=""; }
@ -115,7 +120,9 @@ my %globals;
$self->{op} = $1;
$self->{sz} = "b";
} elsif ($self->{op} =~ /call|jmp/) {
$self->{sz} = ""
$self->{sz} = "";
} elsif ($self->{op} =~ /^p/ && $' !~ /^(ush|op)/) { # SSEn
$self->{sz} = "";
} elsif ($self->{op} =~ /([a-z]{3,})([qlwb])$/) {
$self->{op} = $1;
$self->{sz} = $2;
@ -191,7 +198,7 @@ my %globals;
if ($gas) {
# Solaris /usr/ccs/bin/as can't handle multiplications
# in $self->{value}
$self->{value} =~ s/(?<![0-9a-f])(0[x0-9a-f]+)/oct($1)/egi;
$self->{value} =~ s/(?<![\w\$\.])(0x?[0-9a-f]+)/oct($1)/egi;
$self->{value} =~ s/([0-9]+\s*[\*\/\%]\s*[0-9]+)/eval($1)/eg;
sprintf "\$%s",$self->{value};
} else {
@ -243,7 +250,7 @@ my %globals;
# Solaris /usr/ccs/bin/as can't handle multiplications
# in $self->{label}, new gas requires sign extension...
use integer;
$self->{label} =~ s/(?<![0-9a-f])(0[x0-9a-f]+)/oct($1)/egi;
$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");
@ -259,7 +266,7 @@ my %globals;
%szmap = ( b=>"BYTE$PTR", w=>"WORD$PTR", l=>"DWORD$PTR", q=>"QWORD$PTR" );
$self->{label} =~ s/\./\$/g;
$self->{label} =~ s/0x([0-9a-f]+)/0$1h/ig;
$self->{label} =~ s/(?<![\w\$\.])0x([0-9a-f]+)/0$1h/ig;
$self->{label} = "($self->{label})" if ($self->{label} =~ /[\*\+\-\/]/);
$sz="q" if ($self->{asterisk});
@ -574,11 +581,11 @@ my %globals;
/\.align/ && do { $self->{value} = "ALIGN\t".$line; last; };
/\.(value|long|rva|quad)/
&& do { my $sz = substr($1,0,1);
my @arr = split(',',$line);
my @arr = split(/,\s*/,$line);
my $last = pop(@arr);
my $conv = sub { my $var=shift;
$var=~s/^(0b[0-1]+)/oct($1)/eig;
$var=~s/0x([0-9a-f]+)/0$1h/ig if ($masm);
$var=~s/^0x([0-9a-f]+)/0$1h/ig if ($masm);
if ($sz eq "D" && ($current_segment=~/.[px]data/ || $dir eq ".rva"))
{ $var=~s/([_a-z\$\@][_a-z0-9\$\@]*)/$nasm?"$1 wrt ..imagebase":"imagerel $1"/egi; }
$var;
@ -590,7 +597,7 @@ my %globals;
$self->{value} .= &$conv($last);
last;
};
/\.byte/ && do { my @str=split(",",$line);
/\.byte/ && do { my @str=split(/,\s*/,$line);
map(s/(0b[0-1]+)/oct($1)/eig,@str);
map(s/0x([0-9a-f]+)/0$1h/ig,@str) if ($masm);
while ($#str>15) {
@ -664,7 +671,7 @@ while($line=<>) {
$insn = $opcode->out($#args>=1?$args[$#args]->size():$sz);
} else {
$insn = $opcode->out();
$insn .= $sz if (map($_->out() =~ /xmm|mmx/,@args));
$insn .= $sz if (map($_->out() =~ /x?mm/,@args));
@args = reverse(@args);
undef $sz if ($nasm && $opcode->mnemonic() eq "lea");
}