/** * \file * S/390x hardware feature detection * * Authors: * Alex Rønne Petersen (alexrp@xamarin.com) * Elijah Taylor (elijahtaylor@google.com) * Miguel de Icaza (miguel@xamarin.com) * Neale Ferguson (Neale.Ferguson@SoftwareAG-usa.com) * Paolo Molaro (lupus@xamarin.com) * Rodrigo Kumpera (kumpera@gmail.com) * Sebastien Pouliot (sebastien@xamarin.com) * Zoltan Varga (vargaz@xamarin.com) * * Copyright 2003 Ximian, Inc. * Copyright 2003-2011 Novell, Inc * Copyright 2006 Broadcom * Copyright 2007-2008 Andreas Faerber * Copyright 2011-2013 Xamarin Inc * Licensed under the MIT license. See LICENSE file in the project root for full license information. */ #include "mono/utils/mono-hwcap.h" #include typedef struct { uint8_t n3:1; // 000 - N3 instructions uint8_t zi:1; // 001 - z/Arch installed uint8_t za:1; // 002 - z/Arch active uint8_t date:1; // 003 - DAT-enhancement uint8_t idtes:1; // 004 - IDTE-segment tables uint8_t idter:1; // 005 - IDTE-region tables uint8_t asnlx:1; // 006 - ASN-LX reuse uint8_t stfle:1; // 007 - STFLE uint8_t edat1:1; // 008 - EDAT 1 uint8_t srs:1; // 009 - Sense-Running-Status uint8_t csske:1; // 010 - Conditional SSKE uint8_t ctf:1; // 011 - Configuration-topology uint8_t ibm01:1; // 012 - Assigned to IBM uint8_t ipter:1; // 013 - IPTE-range uint8_t nqks:1; // 014 - Nonquiescing key-setting uint8_t ibm02:1; // 015 - Assigned to IBM uint8_t etf2:1; // 016 - Extended translation 2 uint8_t msa:1; // 017 - Message security assist 1 uint8_t ld:1; // 018 - Long displacement uint8_t ldh:1; // 019 - Long displacement high perf uint8_t mas:1; // 020 - HFP multiply-add-subtract uint8_t eif:1; // 021 - Extended immediate uint8_t etf3:1; // 022 - Extended translation 3 uint8_t hux:1; // 023 - HFP unnormalized extension uint8_t etf2e:1; // 024 - Extended translation enhanced 2 uint8_t stckf:1; // 025 - Store clock fast uint8_t pe:1; // 026 - Parsing enhancement uint8_t mvcos:1; // 027 - Move with optional specs uint8_t tods:1; // 028 - TOD steering uint8_t x000:1; // 029 - Undefined uint8_t etf3e:1; // 030 - ETF3 enhancement uint8_t ecput:1; // 031 - Extract CPU time uint8_t csst:1; // 032 - Compare swap and store uint8_t csst2:1; // 033 - Compare swap and store 2 uint8_t gie:1; // 034 - General instructions extension uint8_t ee:1; // 035 - Execute extensions uint8_t em:1; // 036 - Enhanced monitor uint8_t fpe:1; // 037 - Floating point extension uint8_t opcf:1; // 038 - Order-preserving-compression facility uint8_t ibm03:1; // 039 - Assigned to IBM uint8_t spp:1; // 040 - Set program parameters uint8_t fpse:1; // 041 - FP support enhancement uint8_t dfp:1; // 042 - DFP uint8_t dfph:1; // 043 - DFP high performance uint8_t pfpo:1; // 044 - PFPO instruction uint8_t multi:1; // 045 - Multiple inc load/store on CC 1 uint8_t ibm04:1; // 046 - Assigned to IBM uint8_t cmpsce:1; // 047 - CMPSC enhancement uint8_t dfpzc:1; // 048 - DFP zoned conversion uint8_t misc:1; // 049 - Multiple inc load and trap uint8_t ctx:1; // 050 - Constrained transactional-execution uint8_t ltlb:1; // 051 - Local TLB clearing uint8_t ia:1; // 052 - Interlocked access uint8_t lsoc2:1; // 053 - Load/store on CC 2 uint8_t eecf:1; // 054 - Entropy-encoding compression facility uint8_t ibm05:1; // 055 - Assigned to IBM uint8_t x003:1; // 056 - Undefined uint8_t msa5:1; // 057 - Message security assist 5 uint8_t mie2:1; // 058 - Miscellaneous execution facility 2 uint8_t x005:1; // 059 - Undefined uint8_t x006:1; // 060 - Undefined uint8_t x007:1; // 061 - Undefined uint8_t ibm06:1; // 062 - Assigned to IBM uint8_t x008:1; // 063 - Undefined uint8_t x009:1; // 064 - Undefined uint8_t ibm07:1; // 065 - Assigned to IBM uint8_t rrbm:1; // 066 - Reset reference bits multiple uint8_t cmc:1; // 067 - CPU measurement counter uint8_t cms:1; // 068 - CPU Measurement sampling uint8_t ibm08:1; // 069 - Assigned to IBM uint8_t ibm09:1; // 070 - Assigned to IBM uint8_t ibm10:1; // 071 - Assigned to IBM uint8_t ibm11:1; // 072 - Assigned to IBM uint8_t txe:1; // 073 - Transactional execution uint8_t sthy:1; // 074 - Store hypervisor information uint8_t aefsi:1; // 075 - Access exception fetch/store indication uint8_t msa3:1; // 076 - Message security assist 3 uint8_t msa4:1; // 077 - Message security assist 4 uint8_t edat2:1; // 078 - Enhanced DAT 2 uint8_t x010:1; // 079 - Undefined uint8_t dfppc:1; // 080 - DFP packed conversion uint8_t x011:7; // 081-87 - Undefined uint8_t x012[5]; // 088-127 - Undefined uint8_t ibm12:1; // 128 - Assigned to IBM uint8_t vec:1; // 129 - Vector facility uint8_t iep:1; // 130 - Instruction Execution Protection Facility uint8_t sea:1; // 131 - Side-effect-access Faility uint8_t x013:1; // 132 - Undefined uint8_t gs:1; // 133 - Guarded Storage Facility uint8_t vpd:1; // 134 - Vector Packed Decimal Facility uint8_t ve1:1; // 135 - Vector Enhancements Facilityty uint8_t x014:2; // 136-137 - Undefined uint8_t cazm:1; // 138 - Configuration-z/Architecture-arcitectural -mode Faciliy uint8_t mef:1; // 139 - Multiple-epoch Facility ture-arcitectural -mode Faciliy uint8_t ibm13:2; // 140-141 - Assigned to IBM uint8_t sccm:1; // 142 - Store CPU counter multiple uint8_t x015:1; // 143 - Assigned to IBM uint8_t tpei:1; // 144 - Test Pending External Interrption Facility uint8_t irbm:1; // 145 - Insert Reference Bits Multiple Facility uint8_t mse8:1; // 146 - Message Security Assist Extension 8 uint8_t ibm14:1; // 147 - Reserved for IBM use uint8_t x016:4; // 148-151 - Undefined uint8_t x017[2]; // 152-167 - Undefined uint8_t esac:1; // 168 - ESA/390 Compatibility Mode Facility uint8_t x018:7; // 169-175 - Undefined uint8_t x019[10]; // 176-256 Undefined } __attribute__ ((__packed__)) __attribute__ ((__aligned__(8))) facilityList_t; void mono_hwcap_arch_init (void) { facilityList_t facs; int lFacs = sizeof (facs) / 8; __asm__ __volatile__ ( "lgfr\t0,%1\n\t" ".insn\ts,0xb2b00000,%0\n\t" : "=m" (facs) : "r" (lFacs) : "0", "cc" ); mono_hwcap_s390x_has_fpe = facs.fpe; mono_hwcap_s390x_has_vec = facs.vec; mono_hwcap_s390x_has_mlt = facs.multi; mono_hwcap_s390x_has_ia = facs.ia; mono_hwcap_s390x_has_gie = facs.gie; mono_hwcap_s390x_has_mie2 = facs.mie2; mono_hwcap_s390x_has_gs = facs.gs; }