From: Andy Polyakov <appro@openssl.org>
Date: Sun, 31 Jul 2016 19:19:57 +0000 (+0200)
Subject: sha/asm/sha1-x86_64.pl: fix crash in SHAEXT code on Windows.
X-Git-Tag: OpenSSL_1_0_2i~87
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=657566ead90132f68aa2c9a407c9d3920476446c;p=oweals%2Fopenssl.git

sha/asm/sha1-x86_64.pl: fix crash in SHAEXT code on Windows.

RT#4530

Reviewed-by: Tim Hudson <tjh@openssl.org>
(cherry picked from commit 7123aa81e9fb19afb11fdf3850662c5f7ff1f19c)
---

diff --git a/crypto/sha/asm/sha1-x86_64.pl b/crypto/sha/asm/sha1-x86_64.pl
index 5f375fc688..752138b0ea 100755
--- a/crypto/sha/asm/sha1-x86_64.pl
+++ b/crypto/sha/asm/sha1-x86_64.pl
@@ -372,9 +372,9 @@ $code.=<<___;
 .align	16
 .Loop_shaext:
 	dec		$num
-	lea		0x40($inp),%rax		# next input block
+	lea		0x40($inp),%r8		# next input block
 	paddd		@MSG[0],$E
-	cmovne		%rax,$inp
+	cmovne		%r8,$inp
 	movdqa		$ABCD,$ABCD_SAVE	# offload $ABCD
 ___
 for($i=0;$i<20-4;$i+=2) {