f39ad8dcaa
The OPENSSL_s390xcap environment variable is used to set bits in the s390x capability vector to zero. This simplifies testing of different code paths. Signed-off-by: Patrick Steuer <patrick.steuer@de.ibm.com> Reviewed-by: Andy Polyakov <appro@openssl.org> Reviewed-by: Rich Salz <rsalz@openssl.org> Reviewed-by: Richard Levitte <levitte@openssl.org> (Merged from https://github.com/openssl/openssl/pull/6813)
432 lines
8.7 KiB
Raku
Executable file
432 lines
8.7 KiB
Raku
Executable file
#! /usr/bin/env perl
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# Copyright 2009-2018 The OpenSSL Project Authors. All Rights Reserved.
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#
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# Licensed under the OpenSSL license (the "License"). You may not use
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# this file except in compliance with the License. You can obtain a copy
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# in the file LICENSE in the source distribution or at
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# https://www.openssl.org/source/license.html
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$flavour = shift;
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if ($flavour =~ /3[12]/) {
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$SIZE_T=4;
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$g="";
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} else {
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$SIZE_T=8;
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$g="g";
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}
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while (($output=shift) && ($output!~/\w[\w\-]*\.\w+$/)) {}
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open STDOUT,">$output";
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$ra="%r14";
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$sp="%r15";
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$stdframe=16*$SIZE_T+4*8;
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$code=<<___;
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#include "s390x_arch.h"
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.text
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.globl OPENSSL_s390x_facilities
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.type OPENSSL_s390x_facilities,\@function
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.align 16
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OPENSSL_s390x_facilities:
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lghi %r0,0
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larl %r4,OPENSSL_s390xcap_P
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stg %r0,S390X_STFLE+8(%r4) # wipe capability vectors
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stg %r0,S390X_STFLE+16(%r4)
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stg %r0,S390X_STFLE+24(%r4)
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.long 0xb2b04000 # stfle 0(%r4)
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brc 8,.Ldone
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lghi %r0,1
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.long 0xb2b04000 # stfle 0(%r4)
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brc 8,.Ldone
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lghi %r0,2
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.long 0xb2b04000 # stfle 0(%r4)
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.Ldone:
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br $ra
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.size OPENSSL_s390x_facilities,.-OPENSSL_s390x_facilities
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.globl OPENSSL_s390x_functions
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.type OPENSSL_s390x_functions,\@function
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.align 16
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OPENSSL_s390x_functions:
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lghi %r0,0
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larl %r4,OPENSSL_s390xcap_P
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stg %r0,S390X_KIMD(%r4) # wipe capability vectors
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stg %r0,S390X_KIMD+8(%r4)
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stg %r0,S390X_KLMD(%r4)
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stg %r0,S390X_KLMD+8(%r4)
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stg %r0,S390X_KM(%r4)
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stg %r0,S390X_KM+8(%r4)
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stg %r0,S390X_KMC(%r4)
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stg %r0,S390X_KMC+8(%r4)
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stg %r0,S390X_KMAC(%r4)
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stg %r0,S390X_KMAC+8(%r4)
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stg %r0,S390X_KMCTR(%r4)
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stg %r0,S390X_KMCTR+8(%r4)
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stg %r0,S390X_KMO(%r4)
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stg %r0,S390X_KMO+8(%r4)
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stg %r0,S390X_KMF(%r4)
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stg %r0,S390X_KMF+8(%r4)
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stg %r0,S390X_PRNO(%r4)
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stg %r0,S390X_PRNO+8(%r4)
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stg %r0,S390X_KMA(%r4)
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stg %r0,S390X_KMA+8(%r4)
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lmg %r2,%r3,S390X_STFLE(%r4)
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tmhl %r2,0x4000 # check for message-security-assist
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jz .Lret
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lghi %r0,S390X_QUERY # query kimd capabilities
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la %r1,S390X_KIMD(%r4)
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.long 0xb93e0002 # kimd %r0,%r2
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lghi %r0,S390X_QUERY # query klmd capabilities
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la %r1,S390X_KLMD(%r4)
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.long 0xb93f0002 # klmd %r0,%r2
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lghi %r0,S390X_QUERY # query km capability vector
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la %r1,S390X_KM(%r4)
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.long 0xb92e0042 # km %r4,%r2
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lghi %r0,S390X_QUERY # query kmc capability vector
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la %r1,S390X_KMC(%r4)
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.long 0xb92f0042 # kmc %r4,%r2
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lghi %r0,S390X_QUERY # query kmac capability vector
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la %r1,S390X_KMAC(%r4)
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.long 0xb91e0042 # kmac %r4,%r2
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tmhh %r3,0x0004 # check for message-security-assist-4
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jz .Lret
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lghi %r0,S390X_QUERY # query kmctr capability vector
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la %r1,S390X_KMCTR(%r4)
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.long 0xb92d2042 # kmctr %r4,%r2,%r2
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lghi %r0,S390X_QUERY # query kmo capability vector
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la %r1,S390X_KMO(%r4)
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.long 0xb92b0042 # kmo %r4,%r2
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lghi %r0,S390X_QUERY # query kmf capability vector
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la %r1,S390X_KMF(%r4)
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.long 0xb92a0042 # kmf %r4,%r2
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tml %r2,0x40 # check for message-security-assist-5
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jz .Lret
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lghi %r0,S390X_QUERY # query prno capability vector
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la %r1,S390X_PRNO(%r4)
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.long 0xb93c0042 # prno %r4,%r2
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lg %r2,S390X_STFLE+16(%r4)
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tmhl %r2,0x2000 # check for message-security-assist-8
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jz .Lret
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lghi %r0,S390X_QUERY # query kma capability vector
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la %r1,S390X_KMA(%r4)
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.long 0xb9294022 # kma %r2,%r4,%r2
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.Lret:
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br $ra
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.size OPENSSL_s390x_functions,.-OPENSSL_s390x_functions
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.globl OPENSSL_rdtsc
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.type OPENSSL_rdtsc,\@function
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.align 16
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OPENSSL_rdtsc:
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larl %r4,OPENSSL_s390xcap_P
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tm S390X_STFLE+3(%r4),0x40 # check for store-clock-fast facility
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jz .Lstck
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.long 0xb27cf010 # stckf 16($sp)
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lg %r2,16($sp)
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br $ra
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.Lstck:
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stck 16($sp)
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lg %r2,16($sp)
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br $ra
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.size OPENSSL_rdtsc,.-OPENSSL_rdtsc
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.globl OPENSSL_atomic_add
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.type OPENSSL_atomic_add,\@function
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.align 16
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OPENSSL_atomic_add:
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l %r1,0(%r2)
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.Lspin: lr %r0,%r1
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ar %r0,%r3
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cs %r1,%r0,0(%r2)
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brc 4,.Lspin
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lgfr %r2,%r0 # OpenSSL expects the new value
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br $ra
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.size OPENSSL_atomic_add,.-OPENSSL_atomic_add
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.globl OPENSSL_wipe_cpu
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.type OPENSSL_wipe_cpu,\@function
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.align 16
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OPENSSL_wipe_cpu:
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xgr %r0,%r0
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xgr %r1,%r1
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lgr %r2,$sp
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xgr %r3,%r3
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xgr %r4,%r4
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lzdr %f0
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lzdr %f1
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lzdr %f2
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lzdr %f3
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lzdr %f4
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lzdr %f5
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lzdr %f6
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lzdr %f7
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br $ra
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.size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu
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.globl OPENSSL_cleanse
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.type OPENSSL_cleanse,\@function
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.align 16
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OPENSSL_cleanse:
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#if !defined(__s390x__) && !defined(__s390x)
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llgfr %r3,%r3
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#endif
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lghi %r4,15
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lghi %r0,0
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clgr %r3,%r4
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jh .Lot
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clgr %r3,%r0
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bcr 8,%r14
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.Little:
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stc %r0,0(%r2)
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la %r2,1(%r2)
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brctg %r3,.Little
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br %r14
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.align 4
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.Lot: tmll %r2,7
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jz .Laligned
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stc %r0,0(%r2)
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la %r2,1(%r2)
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brctg %r3,.Lot
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.Laligned:
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srlg %r4,%r3,3
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.Loop: stg %r0,0(%r2)
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la %r2,8(%r2)
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brctg %r4,.Loop
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lghi %r4,7
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ngr %r3,%r4
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jnz .Little
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br $ra
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.size OPENSSL_cleanse,.-OPENSSL_cleanse
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.globl CRYPTO_memcmp
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.type CRYPTO_memcmp,\@function
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.align 16
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CRYPTO_memcmp:
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#if !defined(__s390x__) && !defined(__s390x)
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llgfr %r4,%r4
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#endif
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lghi %r5,0
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clgr %r4,%r5
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je .Lno_data
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.Loop_cmp:
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llgc %r0,0(%r2)
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la %r2,1(%r2)
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llgc %r1,0(%r3)
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la %r3,1(%r3)
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xr %r1,%r0
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or %r5,%r1
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brctg %r4,.Loop_cmp
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lnr %r5,%r5
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srl %r5,31
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.Lno_data:
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lgr %r2,%r5
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br $ra
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.size CRYPTO_memcmp,.-CRYPTO_memcmp
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.globl OPENSSL_instrument_bus
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.type OPENSSL_instrument_bus,\@function
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.align 16
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OPENSSL_instrument_bus:
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lghi %r2,0
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br %r14
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.size OPENSSL_instrument_bus,.-OPENSSL_instrument_bus
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.globl OPENSSL_instrument_bus2
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.type OPENSSL_instrument_bus2,\@function
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.align 16
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OPENSSL_instrument_bus2:
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lghi %r2,0
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br $ra
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.size OPENSSL_instrument_bus2,.-OPENSSL_instrument_bus2
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.globl OPENSSL_vx_probe
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.type OPENSSL_vx_probe,\@function
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.align 16
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OPENSSL_vx_probe:
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.word 0xe700,0x0000,0x0044 # vzero %v0
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br $ra
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.size OPENSSL_vx_probe,.-OPENSSL_vx_probe
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___
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{
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################
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# void s390x_kimd(const unsigned char *in, size_t len, unsigned int fc,
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# void *param)
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my ($in,$len,$fc,$param) = map("%r$_",(2..5));
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$code.=<<___;
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.globl s390x_kimd
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.type s390x_kimd,\@function
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.align 16
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s390x_kimd:
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llgfr %r0,$fc
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lgr %r1,$param
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.long 0xb93e0002 # kimd %r0,%r2
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brc 1,.-4 # pay attention to "partial completion"
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br $ra
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.size s390x_kimd,.-s390x_kimd
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___
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}
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{
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################
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# void s390x_klmd(const unsigned char *in, size_t inlen, unsigned char *out,
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# size_t outlen, unsigned int fc, void *param)
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my ($in,$inlen,$out,$outlen,$fc) = map("%r$_",(2..6));
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$code.=<<___;
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.globl s390x_klmd
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.type s390x_klmd,\@function
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.align 32
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s390x_klmd:
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llgfr %r0,$fc
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l${g} %r1,$stdframe($sp)
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.long 0xb93f0042 # klmd %r4,%r2
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brc 1,.-4 # pay attention to "partial completion"
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br $ra
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.size s390x_klmd,.-s390x_klmd
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___
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}
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################
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# void s390x_km(const unsigned char *in, size_t len, unsigned char *out,
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# unsigned int fc, void *param)
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{
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my ($in,$len,$out,$fc,$param) = map("%r$_",(2..6));
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$code.=<<___;
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.globl s390x_km
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.type s390x_km,\@function
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.align 16
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s390x_km:
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lr %r0,$fc
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l${g}r %r1,$param
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.long 0xb92e0042 # km $out,$in
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brc 1,.-4 # pay attention to "partial completion"
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br $ra
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.size s390x_km,.-s390x_km
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___
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}
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################
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# void s390x_kmac(const unsigned char *in, size_t len, unsigned int fc,
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# void *param)
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{
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my ($in,$len,$fc,$param) = map("%r$_",(2..5));
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$code.=<<___;
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.globl s390x_kmac
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.type s390x_kmac,\@function
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.align 16
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s390x_kmac:
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lr %r0,$fc
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l${g}r %r1,$param
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.long 0xb91e0002 # kmac %r0,$in
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brc 1,.-4 # pay attention to "partial completion"
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br $ra
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.size s390x_kmac,.-s390x_kmac
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___
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}
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################
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# void s390x_kmo(const unsigned char *in, size_t len, unsigned char *out,
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# unsigned int fc, void *param)
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{
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my ($in,$len,$out,$fc,$param) = map("%r$_",(2..6));
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$code.=<<___;
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.globl s390x_kmo
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.type s390x_kmo,\@function
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.align 16
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s390x_kmo:
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lr %r0,$fc
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l${g}r %r1,$param
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.long 0xb92b0042 # kmo $out,$in
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brc 1,.-4 # pay attention to "partial completion"
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br $ra
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.size s390x_kmo,.-s390x_kmo
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___
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}
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################
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# void s390x_kmf(const unsigned char *in, size_t len, unsigned char *out,
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# unsigned int fc, void *param)
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{
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my ($in,$len,$out,$fc,$param) = map("%r$_",(2..6));
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$code.=<<___;
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.globl s390x_kmf
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.type s390x_kmf,\@function
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.align 16
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s390x_kmf:
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lr %r0,$fc
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l${g}r %r1,$param
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.long 0xb92a0042 # kmf $out,$in
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brc 1,.-4 # pay attention to "partial completion"
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br $ra
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.size s390x_kmf,.-s390x_kmf
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___
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}
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################
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# void s390x_kma(const unsigned char *aad, size_t alen,
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# const unsigned char *in, size_t len,
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# unsigned char *out, unsigned int fc, void *param)
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{
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my ($aad,$alen,$in,$len,$out) = map("%r$_",(2..6));
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$code.=<<___;
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.globl s390x_kma
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.type s390x_kma,\@function
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.align 16
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s390x_kma:
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st${g} $out,6*$SIZE_T($sp)
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lm${g} %r0,%r1,$stdframe($sp)
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.long 0xb9292064 # kma $out,$aad,$in
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brc 1,.-4 # pay attention to "partial completion"
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l${g} $out,6*$SIZE_T($sp)
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br $ra
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.size s390x_kma,.-s390x_kma
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___
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}
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$code.=<<___;
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.section .init
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brasl $ra,OPENSSL_cpuid_setup
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___
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$code =~ s/\`([^\`]*)\`/eval $1/gem;
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print $code;
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close STDOUT; # force flush
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