/*---------------------------------------------------------------*/ /*--- begin libvex_basictypes.h ---*/ /*---------------------------------------------------------------*/ /* This file is part of Valgrind, a dynamic binary instrumentation framework. Copyright (C) 2004-2017 OpenWorks LLP info@open-works.net 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. Neither the names of the U.S. Department of Energy nor the University of California nor the names of its contributors may be used to endorse or promote products derived from this software without prior written permission. */ #ifndef __LIBVEX_BASICTYPES_H #define __LIBVEX_BASICTYPES_H /* It is important that the sizes of the following data types (on the host) are as stated. LibVEX_Init therefore checks these at startup. */ /* Always 8 bits. */ typedef unsigned char UChar; typedef signed char Char; typedef char HChar; /* signfulness depends on host */ /* Only to be used for printf etc format strings */ /* Always 16 bits. */ typedef unsigned short UShort; typedef signed short Short; /* Always 32 bits. */ typedef unsigned int UInt; typedef signed int Int; /* Always 64 bits. */ typedef unsigned long long int ULong; typedef signed long long int Long; /* Equivalent of C's size_t type. The type is unsigned and has this storage requirement: 32 bits on a 32-bit architecture 64 bits on a 64-bit architecture. */ typedef unsigned long SizeT; /* Always 128 bits. */ typedef UInt U128[4]; /* Always 256 bits. */ typedef UInt U256[8]; /* A union for doing 128-bit vector primitives conveniently. */ typedef union { UChar w8[16]; UShort w16[8]; UInt w32[4]; ULong w64[2]; } V128; /* A union for doing 256-bit vector primitives conveniently. */ typedef union { UChar w8[32]; UShort w16[16]; UInt w32[8]; ULong w64[4]; } V256; /* Floating point. */ typedef float Float; /* IEEE754 single-precision (32-bit) value */ typedef double Double; /* IEEE754 double-precision (64-bit) value */ /* Bool is always 8 bits. */ typedef unsigned char Bool; #define True ((Bool)1) #define False ((Bool)0) /* Use this to coerce the result of a C comparison to a Bool. This is useful when compiling with Intel icc with ultra-paranoid compilation flags (-Wall). */ static inline Bool toBool ( Int x ) { Int r = (x == 0) ? False : True; return (Bool)r; } static inline UChar toUChar ( Int x ) { x &= 0xFF; return (UChar)x; } static inline HChar toHChar ( Int x ) { x &= 0xFF; return (HChar)x; } static inline UShort toUShort ( Int x ) { x &= 0xFFFF; return (UShort)x; } static inline Short toShort ( Int x ) { x &= 0xFFFF; return (Short)x; } static inline UInt toUInt ( Long x ) { x &= 0xFFFFFFFFLL; return (UInt)x; } /* 32/64 bit addresses. */ typedef UInt Addr32; typedef ULong Addr64; /* An address: 32-bit or 64-bit wide depending on host architecture */ typedef unsigned long Addr; /* Something which has the same size as void* on the host. That is, it is 32 bits on a 32-bit host and 64 bits on a 64-bit host, and so it can safely be coerced to and from a pointer type on the host machine. */ typedef unsigned long HWord; /* Size of GPRs */ #if defined(__mips__) && (__mips == 64) && (_MIPS_SIM == _ABIN32) typedef ULong RegWord; # define FMT_REGWORD "ll" #else typedef HWord RegWord; # define FMT_REGWORD "l" #endif /* Set up VEX_HOST_WORDSIZE and VEX_REGPARM. */ #undef VEX_HOST_WORDSIZE #undef VEX_REGPARM /* The following 4 work OK for Linux. */ #if defined(__x86_64__) # define VEX_HOST_WORDSIZE 8 # define VEX_REGPARM(_n) /* */ #elif defined(__i386__) # define VEX_HOST_WORDSIZE 4 # define VEX_REGPARM(_n) __attribute__((regparm(_n))) #elif defined(__powerpc__) && defined(__powerpc64__) # define VEX_HOST_WORDSIZE 8 # define VEX_REGPARM(_n) /* */ #elif defined(__powerpc__) && !defined(__powerpc64__) # define VEX_HOST_WORDSIZE 4 # define VEX_REGPARM(_n) /* */ #elif defined(__arm__) && !defined(__aarch64__) # define VEX_HOST_WORDSIZE 4 # define VEX_REGPARM(_n) /* */ #elif defined(__aarch64__) && !defined(__arm__) # define VEX_HOST_WORDSIZE 8 # define VEX_REGPARM(_n) /* */ #elif defined(__s390x__) # define VEX_HOST_WORDSIZE 8 # define VEX_REGPARM(_n) /* */ #elif defined(__mips__) && (__mips == 64) #if _MIPS_SIM == _ABIN32 # define VEX_HOST_WORDSIZE 4 #else # define VEX_HOST_WORDSIZE 8 #endif # define VEX_REGPARM(_n) /* */ #elif defined(__mips__) && (__mips != 64) # define VEX_HOST_WORDSIZE 4 # define VEX_REGPARM(_n) /* */ #elif defined(__nanomips__) && (__nanomips != 64) # define VEX_HOST_WORDSIZE 4 # define VEX_REGPARM(_n) /* */ #else # error "Vex: Fatal: Can't establish the host architecture" #endif #endif /* ndef __LIBVEX_BASICTYPES_H */ /*---------------------------------------------------------------*/ /*--- libvex_basictypes.h ---*/ /*---------------------------------------------------------------*/