ok was uninitialised on failure.

[openssl.git] / crypto / x86_64cpuid.pl

diff --git a/crypto/x86_64cpuid.pl b/crypto/x86_64cpuid.pl
index 0cf68f1360ef2e9b49960c64f038ec78435e7a4a..450550bfb5f610e19518b21cd831e2af0181712b 100644 (file)
--- a/crypto/x86_64cpuid.pl
+++ b/crypto/x86_64cpuid.pl
@@ -1,4 +1,11 @@
-#!/usr/bin/env perl
+#! /usr/bin/env perl
+# Copyright 2005-2016 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License").  You may not use
+# this file except in compliance with the License.  You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
 
 $flavour = shift;
 $output  = shift;
@@ -379,6 +386,21 @@ OPENSSL_ia32_rdrand:
        cmove   %rcx,%rax
        ret
 .size  OPENSSL_ia32_rdrand,.-OPENSSL_ia32_rdrand
+
+.globl OPENSSL_ia32_rdseed
+.type  OPENSSL_ia32_rdseed,\@abi-omnipotent
+.align 16
+OPENSSL_ia32_rdseed:
+       mov     \$8,%ecx
+.Loop_rdseed:
+       rdseed  %rax
+       jc      .Lbreak_rdseed
+       loop    .Loop_rdseed
+.Lbreak_rdseed:
+       cmp     \$0,%rax
+       cmove   %rcx,%rax
+       ret
+.size  OPENSSL_ia32_rdseed,.-OPENSSL_ia32_rdseed
 ___
 
 close STDOUT;  # flush