aes-ppc.pl: 10% performance improvement on Power6.

[oweals/openssl.git] / crypto / aes / asm / aes-586.pl

diff --git a/crypto/aes/asm/aes-586.pl b/crypto/aes/asm/aes-586.pl
index 1df59c0d9911a111e9891e645d31241ae2e07169..aab40e6f1cf206c7b8912829d6beb308982150b9 100755 (executable)
--- a/crypto/aes/asm/aes-586.pl
+++ b/crypto/aes/asm/aes-586.pl
@@ -2360,6 +2360,7 @@ my $mark=&DWP(76+240,"esp");      # copy of aes_key->rounds
 
 #--------------------------- SLOW ENCRYPT ---------------------------#
        &cmp    ($s2,16);
+       &mov    ($s3,$s1);
        &jb     (&label("slow_enc_tail"));
 
                                        if (!$x86only) {
@@ -2468,7 +2469,7 @@ my $mark=&DWP(76+240,"esp");      # copy of aes_key->rounds
        &align  (4);
        &data_word(0xAAF3F689); # rep stosb     # zero tail
 
-       &lea    ($key,&DWP(-16,$s3));           # restore ivp
+       &mov    ($key,$_ivp);                   # restore ivp
        &mov    ($acc,$s3);                     # output as input
        &mov    ($s0,&DWP(0,$key));
        &mov    ($s1,&DWP(4,$key));