Minor PPC assembler updates.

crypto/bn/asm/ppc-mont.pl

diff --git a/crypto/bn/asm/ppc-mont.pl b/crypto/bn/asm/ppc-mont.pl
index 8a26021..e9149c9 100644
--- a/crypto/bn/asm/ppc-mont.pl
+++ b/crypto/bn/asm/ppc-mont.pl
@@ -98,6 +98,7 @@
 $nhi="r0";
 
 $code=<<___;
+.machine any
 .text
 
 .globl	.bn_mul_mont

crypto/perlasm/ppc-xlate.pl

diff --git a/crypto/perlasm/ppc-xlate.pl b/crypto/perlasm/ppc-xlate.pl
index a51147a..7e0f9e9 100755
--- a/crypto/perlasm/ppc-xlate.pl
+++ b/crypto/perlasm/ppc-xlate.pl
@@ -58,7 +58,8 @@
 my $machine = sub {
     my $junk = shift;
     my $arch = shift;
-    $arch = "ppc970" if ($arch eq "any" and $flavour =~ /osx/);
+    if ($arch eq "any" and $flavour =~ /osx/)
+    {   $arch = ($flavour =~ /64/) ? "ppc970-64" : "ppc970";   }
     ".machine	$arch";
 };
 

crypto/sha/asm/sha1-ppc.pl

diff --git a/crypto/sha/asm/sha1-ppc.pl b/crypto/sha/asm/sha1-ppc.pl
index 9c955ef..c1bf1f4 100755
--- a/crypto/sha/asm/sha1-ppc.pl
+++ b/crypto/sha/asm/sha1-ppc.pl
@@ -62,10 +62,10 @@
 my ($i,$a,$b,$c,$d,$e,$f)=@_;
 my $j=$i+1;
 $code.=<<___ if ($i==0);
-	lwz	@X[$i],$i*4($inp)
+	lwz	@X[$i],`$i*4`($inp)
 ___
 $code.=<<___ if ($i<15);
-	lwz	@X[$j],$j*4($inp)
+	lwz	@X[$j],`$j*4`($inp)
 	add	$f,$K,$e
 	rotlwi	$e,$a,5
 	add	$f,$f,@X[$i]
@@ -149,6 +149,7 @@
 }
 
 $code=<<___;
+.machine any
 .text
 
 .globl	.sha1_block_asm_data_order