-#!/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;
( $xlate="${dir}perlasm/x86_64-xlate.pl" and -f $xlate) or
die "can't locate x86_64-xlate.pl";
-open STDOUT,"| \"$^X\" $xlate $flavour $output";
+open OUT,"| \"$^X\" \"$xlate\" $flavour \"$output\"";
+*STDOUT=*OUT;
($arg1,$arg2,$arg3,$arg4)=$win64?("%rcx","%rdx","%r8", "%r9") : # Win64 order
("%rdi","%rsi","%rdx","%rcx"); # Unix order
jne .Little
ret
.size OPENSSL_cleanse,.-OPENSSL_cleanse
+
+.globl CRYPTO_memcmp
+.type CRYPTO_memcmp,\@abi-omnipotent
+.align 16
+CRYPTO_memcmp:
+ xor %rax,%rax
+ xor %r10,%r10
+ cmp \$0,$arg3
+ je .Lno_data
+.Loop_cmp:
+ mov ($arg1),%r10b
+ lea 1($arg1),$arg1
+ xor ($arg2),%r10b
+ lea 1($arg2),$arg2
+ or %r10b,%al
+ dec $arg3
+ jnz .Loop_cmp
+ neg %rax
+ shr \$63,%rax
+.Lno_data:
+ ret
+.size CRYPTO_memcmp,.-CRYPTO_memcmp
___
print<<___ if (!$win64);
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