ppc-xlate.pl update.

[openssl.git] / crypto / perlasm / ppc-xlate.pl

diff --git a/crypto/perlasm/ppc-xlate.pl b/crypto/perlasm/ppc-xlate.pl
index fed56e3772a3fa0a0a2c5b62e6ef57a2ba1c0006..43adfaca5309342f0ba2a0fba1db4291d4f30d86 100755 (executable)
--- a/crypto/perlasm/ppc-xlate.pl
+++ b/crypto/perlasm/ppc-xlate.pl
@@ -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; }
     }