From: Andy Polyakov <appro@openssl.org>
Date: Mon, 4 Mar 2013 19:05:04 +0000 (+0100)
Subject: x86cpuid.pl: make it work with older CPUs.
X-Git-Tag: OpenSSL_1_0_0l~30
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=b04c0d805ce362c396e4a81048d7a4d3b772b2fc;p=oweals%2Fopenssl.git

x86cpuid.pl: make it work with older CPUs.

PR: 3005
(cherry picked from commit 5702e965d759dde8a098d8108660721ba2b93a7d)
---

diff --git a/crypto/x86cpuid.pl b/crypto/x86cpuid.pl
index a7464af19b..201df91078 100644
--- a/crypto/x86cpuid.pl
+++ b/crypto/x86cpuid.pl
@@ -60,6 +60,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
 	&inc	("esi");		# number of cores
 
 	&mov	("eax",1);
+	&xor	("ecx","ecx");
 	&cpuid	();
 	&bt	("edx",28);
 	&jnc	(&label("done"));
@@ -84,6 +85,7 @@ for (@ARGV) { $sse2=1 if (/-DOPENSSL_IA32_SSE2/); }
 
 &set_label("nocacheinfo");
 	&mov	("eax",1);
+	&xor	("ecx","ecx");
 	&cpuid	();
 	&cmp	("ebp",0);
 	&jne	(&label("notP4"));