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x86_64-xlate.pl: add inter-register movq and make x86_64-gfm.s compile on

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Solaris, MacOS X, elderly gas...
This commit is contained in:
Andy Polyakov 2011-05-18 16:26:03 +00:00
parent ddc20d4da9
commit c7b903e01d
1 changed files with 24 additions and 0 deletions
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24
crypto/perlasm/x86_64-xlate.pl
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@ -123,6 +123,8 @@ my %globals;
$self->{sz} = "";
} elsif ($self->{op} =~ /^p/ && $' !~ /^(ush|op|insrw)/) { # SSEn
$self->{sz} = "";
} elsif ($self->{op} =~ /movq/ && $line =~ /%xmm/) {
$self->{sz} = "";
} elsif ($self->{op} =~ /([a-z]{3,})([qlwb])$/) {
$self->{op} = $1;
$self->{sz} = $2;
@ -658,6 +660,28 @@ sub rex {
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]+),%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 ($arg =~ /%r(\w+),%xmm([0-9]+)/) {
my ($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+)/) {
my @opcode=(0x66);