/* -*- 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 . 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 ---*/ /*--------------------------------------------------------------------*/