From: Andy Polyakov <appro@openssl.org>
Date: Mon, 18 Jul 2011 11:34:07 +0000 (+0000)
Subject: sha512-sparcv9.pl: minor optimization of sha256.
X-Git-Tag: OpenSSL-fips-2_0-rc1~253
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=9df286b13a1f270364f10247ecf35d0050bf2d02;p=openssl

sha512-sparcv9.pl: minor optimization of sha256.
---

diff --git a/crypto/sha/asm/sha512-sparcv9.pl b/crypto/sha/asm/sha512-sparcv9.pl
index ec5d78135e..585740789e 100644
--- a/crypto/sha/asm/sha512-sparcv9.pl
+++ b/crypto/sha/asm/sha512-sparcv9.pl
@@ -305,9 +305,9 @@ $code.=<<___;
 	srlx	@X[(($i+9)/2)%8],32,$tmp1	! X[i+9]
 	xor	$tmp0,$tmp2,$tmp2		! sigma1(X[i+14])
 	srl	@X[($i/2)%8],0,$tmp0
+	add	$tmp2,$tmp1,$tmp1
 	add	$xi,$T1,$T1			! +=X[i]
 	xor	$tmp0,@X[($i/2)%8],@X[($i/2)%8]
-	add	$tmp2,$T1,$T1
 	add	$tmp1,$T1,$T1
 
 	srl	$T1,0,$T1
@@ -318,9 +318,9 @@ ___
 $code.=<<___;
 	srlx	@X[($i/2)%8],32,$tmp1		! X[i]
 	xor	$tmp0,$tmp2,$tmp2		! sigma1(X[i+14])
-	srl	@X[($i/2)%8],0,@X[($i/2)%8]
 	add	$xi,$T1,$T1			! +=X[i+9]
-	add	$tmp2,$T1,$T1
+	add	$tmp2,$tmp1,$tmp1
+	srl	@X[($i/2)%8],0,@X[($i/2)%8]
 	add	$tmp1,$T1,$T1
 
 	sllx	$T1,32,$tmp0