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/* -*- mode: C; c-basic-offset: 3; -*- */
/*--------------------------------------------------------------------*/
/*--- Common defs for s390x libvex_s390x_common.h ---*/
/*--------------------------------------------------------------------*/
/*
This file is part of Valgrind, a dynamic binary instrumentation
framework.
Copyright IBM Corp. 2010-2017
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
The GNU General Public License is contained in the file COPYING.
*/
#ifndef __LIBVEX_PUB_S390X_H
#define __LIBVEX_PUB_S390X_H
/* This file includes definitions for s390.
It must be suitable for inclusion in assembler source files. */
/*--------------------------------------------------------------*/
/*--- Dedicated registers ---*/
/*--------------------------------------------------------------*/
#define S390_REGNO_RETURN_VALUE 2
#define S390_REGNO_TCHAIN_SCRATCH 12
#define S390_REGNO_GUEST_STATE_POINTER 13
#define S390_REGNO_LINK_REGISTER 14
#define S390_REGNO_STACK_POINTER 15
/*--------------------------------------------------------------*/
/*--- Offsets in the stack frame allocated by the dispatcher ---*/
/*--------------------------------------------------------------*/
/* Dispatcher will save 8 FPRs at offsets 160 + 0 ... 160 + 56 */
/* Where the dispatcher saves the r2 contents. */
#define S390_OFFSET_SAVED_R2 160+80
/* Where client's FPC register is saved. */
#define S390_OFFSET_SAVED_FPC_C 160+72
/* Where valgrind's FPC register is saved. */
#define S390_OFFSET_SAVED_FPC_V 160+64
/* Size of frame allocated by VG_(disp_run_translations)
Need size for
8 FPRs
+ 1 GPR (SAVED_R2)
+ 2 FPCs (SAVED_FPC_C and SAVED_FPC_V).
Additionally, we need a standard frame for helper functions being called
from client code. (See figure 1-16 in zSeries ABI) */
#define S390_INNERLOOP_FRAME_SIZE ((8+1+2)*8 + 160)
/*--------------------------------------------------------------*/
/*--- Facility bits ---*/
/*--------------------------------------------------------------*/
/* The value of the macro is the number of the facility bit as per POP. */
#define S390_FAC_MSA 17 // message-security-assist
#define S390_FAC_LDISP 18 // long displacement
#define S390_FAC_HFPMAS 20 // HFP multiply-and-add-subtract
#define S390_FAC_EIMM 21 // extended immediate
#define S390_FAC_HFPUNX 23 // HFP unnormalized extension
#define S390_FAC_ETF2 24 // ETF2-enhancement
#define S390_FAC_STCKF 25 // store clock fast insn
#define S390_FAC_PENH 26 // parsing-enhancement
#define S390_FAC_ETF3 30 // ETF3-enhancement
#define S390_FAC_XCPUT 31 // extract-CPU-time
#define S390_FAC_GIE 34 // general insn extension
#define S390_FAC_EXEXT 35 // execute extension
#define S390_FAC_FPEXT 37 // floating-point extension
#define S390_FAC_FPSE 41 // floating-point support enhancement
#define S390_FAC_DFP 42 // decimal floating point
#define S390_FAC_PFPO 44 // perform floating point operation insn
#define S390_FAC_HIGHW 45 // high-word extension
#define S390_FAC_LSC 45 // load/store on condition
#define S390_FAC_DFPZC 48 // DFP zoned-conversion
#define S390_FAC_MISC 49 // miscellaneous insn
#define S390_FAC_CTREXE 50 // constrained transactional execution
#define S390_FAC_LSC2 53 // load/store on condition 2 and load and zero rightmost byte
#define S390_FAC_MSA5 57 // message-security-assist 5
#define S390_FAC_MI2 58 // miscellaneous-instruction-extensions 2
#define S390_FAC_TREXE 73 // transactional execution
#define S390_FAC_MSA4 77 // message-security-assist 4
#define S390_FAC_VX 129 // vector facility
#define S390_FAC_VXE 135 // vector enhancements facility 1
#define S390_FAC_VXE2 148 // vector enhancements facility 2
#define S390_FAC_DFLT 151 // deflate-conversion facility
/*--------------------------------------------------------------*/
/*--- Miscellaneous ---*/
/*--------------------------------------------------------------*/
/* Number of arguments that can be passed in registers */
#define S390_NUM_GPRPARMS 5
/* Number of double words needed to store all facility bits. */
#define S390_NUM_FACILITY_DW 3
#endif /* __LIBVEX_PUB_S390X_H */
/*--------------------------------------------------------------------*/
/*--- end libvex_s390x_common.h ---*/
/*--------------------------------------------------------------------*/
|
