-#!/usr/bin/env perl
+#! /usr/bin/env perl
+# Copyright 2007-2016 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
+
# ====================================================================
# Written by Andy Polyakov <appro@fy.chalmers.se> for the OpenSSL
# instructions and achieve "64-bit" performance even in 31-bit legacy
# application context. The feature is not specific to any particular
# processor, as long as it's "z-CPU". Latter implies that the code
-# remains z/Architecture specific.
+# remains z/Architecture specific. On z990 it was measured to perform
+# 23% better than code generated by gcc 4.3.
$kimdfunc=1; # magic function code for kimd instruction
$g="g";
}
-while (($output=shift) && ($output!~/^\w[\w\-]*\.\w+$/)) {}
+while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
open STDOUT,">$output";
$K_00_39="%r0"; $K=$K_00_39;
lg %r0,0(%r1)
tmhl %r0,0x4000 # check for message-security assist
jz .Lsoftware
- lghi %r0,0
- la %r1,`2*$SIZE_T`($sp)
- .long 0xb93e0002 # kimd %r0,%r2
- lg %r0,`2*$SIZE_T`($sp)
+ lg %r0,16(%r1) # check kimd capabilities
tmhh %r0,`0x8000>>$kimdfunc`
jz .Lsoftware
lghi %r0,$kimdfunc
br %r14
.size sha1_block_data_order,.-sha1_block_data_order
.string "SHA1 block transform for s390x, CRYPTOGAMS by <appro\@openssl.org>"
-.comm OPENSSL_s390xcap_P,16,8
+.comm OPENSSL_s390xcap_P,80,8
___
$code =~ s/\`([^\`]*)\`/eval $1/gem;