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ppc-xlate.pl update.

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This commit is contained in:
Andy Polyakov 2007-12-29 18:50:44 +00:00
parent 4be63cfb55
commit 0fcb905b0d
1 changed files with 23 additions and 2 deletions
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25
crypto/perlasm/ppc-xlate.pl
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@ -84,8 +84,29 @@ my $cmplw = sub {
};
my $bdnz = sub {
my $f = shift;
my $bo = $f=~/[\+\-]/ ? 17 : 16;
my $bo = $f=~/[\+\-]/ ? 16+9 : 16; # optional "to be taken" hint
" bc $bo,0,".shift;
} if ($flavour!~/linux/);
my $bltlr = sub {
my $f = shift;
my $bo = $f=~/\-/ ? 12+2 : 12; # optional "not to be taken" hint
($flavour =~ /linux/) ? # GNU as doesn't allow most recent hints
" .long ".sprintf "0x%x",19<<26|$bo<<21|16<<1 :
" bclr $bo,0";
};
my $bnelr = sub {
my $f = shift;
my $bo = $f=~/\-/ ? 4+2 : 4; # optional "not to be taken" hint
($flavour =~ /linux/) ? # GNU as doesn't allow most recent hints
" .long ".sprintf "0x%x",19<<26|$bo<<21|2<<16|16<<1 :
" bclr $bo,2";
};
# GNU assembler can't handle extrdi rA,rS,16,48, or when sum of last two
# arguments is 64, with "operand out of range" error.
my $extrdi = sub {
my ($f,$ra,$rs,$n,$b) = @_;
$b = ($b+$n)&63; $n = 64-$n;
" rldicl $ra,$rs,$b,$n";
};
while($line=<>) {
@ -112,7 +133,7 @@ while($line=<>) {
my $mnemonic = $2;
my $f = $3;
my $opcode = eval("\$$mnemonic");
$line =~ s|\bc?r([0-9]+)\b|$1|g if ($c ne "." and $flavour !~ /osx/);
$line =~ s|\bc?[rf]([0-9]+)\b|$1|g if ($c ne "." and $flavour !~ /osx/);
if (ref($opcode) eq 'CODE') { $line = &$opcode($f,split(',',$line)); }
elsif ($mnemonic) { $line = $c.$mnemonic.$f."\t".$line; }
}