diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/s390xcpuid.S')
-rw-r--r-- | openssl-1.1.0h/crypto/s390xcpuid.S | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/s390xcpuid.S b/openssl-1.1.0h/crypto/s390xcpuid.S new file mode 100644 index 0000000..fc141d9 --- /dev/null +++ b/openssl-1.1.0h/crypto/s390xcpuid.S @@ -0,0 +1,178 @@ +.text +// Copyright 2009-2016 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 + +.globl OPENSSL_s390x_facilities +.type OPENSSL_s390x_facilities,@function +.align 16 +OPENSSL_s390x_facilities: + lghi %r0,0 + larl %r4,OPENSSL_s390xcap_P + stg %r0,8(%r4) # wipe capability vectors + stg %r0,16(%r4) + stg %r0,24(%r4) + stg %r0,32(%r4) + stg %r0,40(%r4) + stg %r0,48(%r4) + stg %r0,56(%r4) + stg %r0,64(%r4) + stg %r0,72(%r4) + + .long 0xb2b04000 # stfle 0(%r4) + brc 8,.Ldone + lghi %r0,1 + .long 0xb2b04000 # stfle 0(%r4) +.Ldone: + lmg %r2,%r3,0(%r4) + tmhl %r2,0x4000 # check for message-security-assist + jz .Lret + + lghi %r0,0 # query kimd capabilities + la %r1,16(%r4) + .long 0xb93e0002 # kimd %r0,%r2 + + lghi %r0,0 # query km capability vector + la %r1,32(%r4) + .long 0xb92e0042 # km %r4,%r2 + + lghi %r0,0 # query kmc capability vector + la %r1,48(%r4) + .long 0xb92f0042 # kmc %r4,%r2 + + tmhh %r3,0x0004 # check for message-security-assist-4 + jz .Lret + + lghi %r0,0 # query kmctr capability vector + la %r1,64(%r4) + .long 0xb92d2042 # kmctr %r4,%r2,%r2 + +.Lret: + br %r14 +.size OPENSSL_s390x_facilities,.-OPENSSL_s390x_facilities + +.globl OPENSSL_rdtsc +.type OPENSSL_rdtsc,@function +.align 16 +OPENSSL_rdtsc: + stck 16(%r15) + lg %r2,16(%r15) + br %r14 +.size OPENSSL_rdtsc,.-OPENSSL_rdtsc + +.globl OPENSSL_atomic_add +.type OPENSSL_atomic_add,@function +.align 16 +OPENSSL_atomic_add: + l %r1,0(%r2) +.Lspin: lr %r0,%r1 + ar %r0,%r3 + cs %r1,%r0,0(%r2) + brc 4,.Lspin + lgfr %r2,%r0 # OpenSSL expects the new value + br %r14 +.size OPENSSL_atomic_add,.-OPENSSL_atomic_add + +.globl OPENSSL_wipe_cpu +.type OPENSSL_wipe_cpu,@function +.align 16 +OPENSSL_wipe_cpu: + xgr %r0,%r0 + xgr %r1,%r1 + lgr %r2,%r15 + xgr %r3,%r3 + xgr %r4,%r4 + lzdr %f0 + lzdr %f1 + lzdr %f2 + lzdr %f3 + lzdr %f4 + lzdr %f5 + lzdr %f6 + lzdr %f7 + br %r14 +.size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu + +.globl OPENSSL_cleanse +.type OPENSSL_cleanse,@function +.align 16 +OPENSSL_cleanse: +#if !defined(__s390x__) && !defined(__s390x) + llgfr %r3,%r3 +#endif + lghi %r4,15 + lghi %r0,0 + clgr %r3,%r4 + jh .Lot + clgr %r3,%r0 + bcr 8,%r14 +.Little: + stc %r0,0(%r2) + la %r2,1(%r2) + brctg %r3,.Little + br %r14 +.align 4 +.Lot: tmll %r2,7 + jz .Laligned + stc %r0,0(%r2) + la %r2,1(%r2) + brctg %r3,.Lot +.Laligned: + srlg %r4,%r3,3 +.Loop: stg %r0,0(%r2) + la %r2,8(%r2) + brctg %r4,.Loop + lghi %r4,7 + ngr %r3,%r4 + jnz .Little + br %r14 +.size OPENSSL_cleanse,.-OPENSSL_cleanse + +.globl CRYPTO_memcmp +.type CRYPTO_memcmp,@function +.align 16 +CRYPTO_memcmp: +#if !defined(__s390x__) && !defined(__s390x) + llgfr %r4,%r4 +#endif + lghi %r5,0 + clgr %r4,%r5 + je .Lno_data + +.Loop_cmp: + llgc %r0,0(%r2) + la %r2,1(%r2) + llgc %r1,0(%r3) + la %r3,1(%r3) + xr %r1,%r0 + or %r5,%r1 + brctg %r4,.Loop_cmp + + lnr %r5,%r5 + srl %r5,31 +.Lno_data: + lgr %r2,%r5 + br %r14 +.size CRYPTO_memcmp,.-CRYPTO_memcmp + +.globl OPENSSL_instrument_bus +.type OPENSSL_instrument_bus,@function +.align 16 +OPENSSL_instrument_bus: + lghi %r2,0 + br %r14 +.size OPENSSL_instrument_bus,.-OPENSSL_instrument_bus + +.globl OPENSSL_instrument_bus2 +.type OPENSSL_instrument_bus2,@function +.align 16 +OPENSSL_instrument_bus2: + lghi %r2,0 + br %r14 +.size OPENSSL_instrument_bus2,.-OPENSSL_instrument_bus2 + +.section .init + brasl %r14,OPENSSL_cpuid_setup |