/* CpuArch.h -- CPU specific code | |
2018-02-18 : Igor Pavlov : Public domain */ | |
#ifndef __CPU_ARCH_H | |
#define __CPU_ARCH_H | |
#include "7zTypes.h" | |
EXTERN_C_BEGIN | |
/* | |
MY_CPU_LE means that CPU is LITTLE ENDIAN. | |
MY_CPU_BE means that CPU is BIG ENDIAN. | |
If MY_CPU_LE and MY_CPU_BE are not defined, we don't know about ENDIANNESS of platform. | |
MY_CPU_LE_UNALIGN means that CPU is LITTLE ENDIAN and CPU supports unaligned memory accesses. | |
*/ | |
#if defined (_M_X64) \ | |
|| defined (_M_AMD64) \ | |
|| defined (__x86_64__) \ | |
|| defined (__AMD64__) \ | |
|| defined (__amd64__) | |
#define MY_CPU_AMD64 | |
#ifdef __ILP32__ | |
#define MY_CPU_NAME "x32" | |
#else | |
#define MY_CPU_NAME "x64" | |
#endif | |
#define MY_CPU_64BIT | |
#endif | |
#if defined (_M_IX86) \ | |
|| defined (__i386__) | |
#define MY_CPU_X86 | |
#define MY_CPU_NAME "x86" | |
#define MY_CPU_32BIT | |
#endif | |
#if defined (_M_ARM64) \ | |
|| defined (__AARCH64EL__) \ | |
|| defined (__AARCH64EB__) \ | |
|| defined (__aarch64__) | |
#define MY_CPU_ARM64 | |
#define MY_CPU_NAME "arm64" | |
#define MY_CPU_64BIT | |
#endif | |
#if defined (_M_ARM) \ | |
|| defined (_M_ARM_NT) \ | |
|| defined (_M_ARMT) \ | |
|| defined (__arm__) \ | |
|| defined (__thumb__) \ | |
|| defined (__ARMEL__) \ | |
|| defined (__ARMEB__) \ | |
|| defined (__THUMBEL__) \ | |
|| defined (__THUMBEB__) | |
#define MY_CPU_ARM | |
#define MY_CPU_NAME "arm" | |
#define MY_CPU_32BIT | |
#endif | |
#if defined (_M_IA64) \ | |
|| defined (__ia64__) | |
#define MY_CPU_IA64 | |
#define MY_CPU_NAME "ia64" | |
#define MY_CPU_64BIT | |
#endif | |
#if defined (__mips64) \ | |
|| defined (__mips64__) \ | |
|| (defined (__mips) && (__mips == 64 || __mips == 4 || __mips == 3)) | |
#define MY_CPU_NAME "mips64" | |
#define MY_CPU_64BIT | |
#elif defined (__mips__) | |
#define MY_CPU_NAME "mips" | |
/* #define MY_CPU_32BIT */ | |
#endif | |
#if defined (__ppc64__) \ | |
|| defined (__powerpc64__) | |
#ifdef __ILP32__ | |
#define MY_CPU_NAME "ppc64-32" | |
#else | |
#define MY_CPU_NAME "ppc64" | |
#endif | |
#define MY_CPU_64BIT | |
#elif defined (__ppc__) \ | |
|| defined (__powerpc__) | |
#define MY_CPU_NAME "ppc" | |
#define MY_CPU_32BIT | |
#endif | |
#if defined (__sparc64__) | |
#define MY_CPU_NAME "sparc64" | |
#define MY_CPU_64BIT | |
#elif defined (__sparc__) | |
#define MY_CPU_NAME "sparc" | |
/* #define MY_CPU_32BIT */ | |
#endif | |
#if defined (MY_CPU_X86) || defined (MY_CPU_AMD64) | |
#define MY_CPU_X86_OR_AMD64 | |
#endif | |
#ifdef _WIN32 | |
#ifdef MY_CPU_ARM | |
#define MY_CPU_ARM_LE | |
#endif | |
#ifdef MY_CPU_ARM64 | |
#define MY_CPU_ARM64_LE | |
#endif | |
#ifdef _M_IA64 | |
#define MY_CPU_IA64_LE | |
#endif | |
#endif | |
#if defined (MY_CPU_X86_OR_AMD64) \ | |
|| defined (MY_CPU_ARM_LE) \ | |
|| defined (MY_CPU_ARM64_LE) \ | |
|| defined (MY_CPU_IA64_LE) \ | |
|| defined (__LITTLE_ENDIAN__) \ | |
|| defined (__ARMEL__) \ | |
|| defined (__THUMBEL__) \ | |
|| defined (__AARCH64EL__) \ | |
|| defined (__MIPSEL__) \ | |
|| defined (__MIPSEL) \ | |
|| defined (_MIPSEL) \ | |
|| defined (__BFIN__) \ | |
|| (defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__)) | |
#define MY_CPU_LE | |
#endif | |
#if defined (__BIG_ENDIAN__) \ | |
|| defined (__ARMEB__) \ | |
|| defined (__THUMBEB__) \ | |
|| defined (__AARCH64EB__) \ | |
|| defined (__MIPSEB__) \ | |
|| defined (__MIPSEB) \ | |
|| defined (_MIPSEB) \ | |
|| defined (__m68k__) \ | |
|| defined (__s390__) \ | |
|| defined (__s390x__) \ | |
|| defined (__zarch__) \ | |
|| (defined (__BYTE_ORDER__) && (__BYTE_ORDER__ == __ORDER_BIG_ENDIAN__)) | |
#define MY_CPU_BE | |
#endif | |
#if defined (MY_CPU_LE) && defined (MY_CPU_BE) | |
#error Stop_Compiling_Bad_Endian | |
#endif | |
#if defined (MY_CPU_32BIT) && defined (MY_CPU_64BIT) | |
#error Stop_Compiling_Bad_32_64_BIT | |
#endif | |
#ifndef MY_CPU_NAME | |
#ifdef MY_CPU_LE | |
#define MY_CPU_NAME "LE" | |
#elif defined (MY_CPU_BE) | |
#define MY_CPU_NAME "BE" | |
#else | |
/* | |
#define MY_CPU_NAME "" | |
*/ | |
#endif | |
#endif | |
#ifdef MY_CPU_LE | |
#if defined (MY_CPU_X86_OR_AMD64) \ | |
|| defined (MY_CPU_ARM64) \ | |
|| defined (__ARM_FEATURE_UNALIGNED) | |
#define MY_CPU_LE_UNALIGN | |
#endif | |
#endif | |
#ifdef MY_CPU_LE_UNALIGN | |
#define GetUi16(p) (*(const UInt16 *)(const void *)(p)) | |
#define GetUi32(p) (*(const UInt32 *)(const void *)(p)) | |
#define GetUi64(p) (*(const UInt64 *)(const void *)(p)) | |
#define SetUi16(p, v) { *(UInt16 *)(p) = (v); } | |
#define SetUi32(p, v) { *(UInt32 *)(p) = (v); } | |
#define SetUi64(p, v) { *(UInt64 *)(p) = (v); } | |
#else | |
#define GetUi16(p) ( (UInt16) (\ | |
((const Byte *)(p))[0] | \ | |
((UInt16)((const Byte *)(p))[1] << 8) )) | |
#define GetUi32(p) (\ | |
((const Byte *)(p))[0] | \ | |
((UInt32)((const Byte *)(p))[1] << 8) | \ | |
((UInt32)((const Byte *)(p))[2] << 16) | \ | |
((UInt32)((const Byte *)(p))[3] << 24)) | |
#define GetUi64(p) (GetUi32(p) | ((UInt64)GetUi32(((const Byte *)(p)) + 4) << 32)) | |
#define SetUi16(p, v) { Byte *_ppp_ = (Byte *)(p); UInt32 _vvv_ = (v);\ | |
_ppp_[0] = (Byte)_vvv_; \ | |
_ppp_[1] = (Byte)(_vvv_ >> 8); } | |
#define SetUi32(p, v) { Byte *_ppp_ = (Byte *)(p); UInt32 _vvv_ = (v);\ | |
_ppp_[0] = (Byte)_vvv_; \ | |
_ppp_[1] = (Byte)(_vvv_ >> 8); \ | |
_ppp_[2] = (Byte)(_vvv_ >> 16); \ | |
_ppp_[3] = (Byte)(_vvv_ >> 24); } | |
#define SetUi64(p, v) { Byte *_ppp2_ = (Byte *)(p); UInt64 _vvv2_ = (v);\ | |
SetUi32(_ppp2_ , (UInt32)_vvv2_); \ | |
SetUi32(_ppp2_ + 4, (UInt32)(_vvv2_ >> 32)); } | |
#endif | |
#ifdef __has_builtin | |
#define MY__has_builtin(x) __has_builtin(x) | |
#else | |
#define MY__has_builtin(x) 0 | |
#endif | |
#if defined (MY_CPU_LE_UNALIGN) && /* defined(_WIN64) && */ (_MSC_VER >= 1300) | |
/* Note: we use bswap instruction, that is unsupported in 386 cpu */ | |
#include <stdlib.h> | |
#pragma intrinsic(_byteswap_ushort) | |
#pragma intrinsic(_byteswap_ulong) | |
#pragma intrinsic(_byteswap_uint64) | |
/* #define GetBe16(p) _byteswap_ushort(*(const UInt16 *)(const Byte *)(p)) */ | |
#define GetBe32(p) _byteswap_ulong(*(const UInt32 *)(const Byte *)(p)) | |
#define GetBe64(p) _byteswap_uint64(*(const UInt64 *)(const Byte *)(p)) | |
#define SetBe32(p, v) (*(UInt32 *)(void *)(p)) = _byteswap_ulong(v) | |
#elif defined (MY_CPU_LE_UNALIGN) && ( \ | |
(defined (__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))) \ | |
|| (defined (__clang__) && MY__has_builtin (__builtin_bswap16))) | |
/* #define GetBe16(p) __builtin_bswap16(*(const UInt16 *)(const Byte *)(p)) */ | |
#define GetBe32(p) __builtin_bswap32(*(const UInt32 *)(const Byte *)(p)) | |
#define GetBe64(p) __builtin_bswap64(*(const UInt64 *)(const Byte *)(p)) | |
#define SetBe32(p, v) (*(UInt32 *)(void *)(p)) = __builtin_bswap32(v) | |
#else | |
#define GetBe32(p) (\ | |
((UInt32)((const Byte *)(p))[0] << 24) | \ | |
((UInt32)((const Byte *)(p))[1] << 16) | \ | |
((UInt32)((const Byte *)(p))[2] << 8) | \ | |
((const Byte *)(p))[3] ) | |
#define GetBe64(p) (((UInt64)GetBe32(p) << 32) | GetBe32(((const Byte *)(p)) + 4)) | |
#define SetBe32(p, v) { Byte *_ppp_ = (Byte *)(p); UInt32 _vvv_ = (v);\ | |
_ppp_[0] = (Byte)(_vvv_ >> 24); \ | |
_ppp_[1] = (Byte)(_vvv_ >> 16); \ | |
_ppp_[2] = (Byte)(_vvv_ >> 8); \ | |
_ppp_[3] = (Byte)_vvv_; } | |
#endif | |
#ifndef GetBe16 | |
#define GetBe16(p) ( (UInt16) (\ | |
((UInt16)((const Byte *)(p))[0] << 8) | \ | |
((const Byte *)(p))[1] )) | |
#endif | |
#ifdef MY_CPU_X86_OR_AMD64 | |
typedef struct { | |
UInt32 maxFunc; | |
UInt32 vendor[3]; | |
UInt32 ver; | |
UInt32 b; | |
UInt32 c; | |
UInt32 d; | |
} Cx86cpuid; | |
enum { | |
CPU_FIRM_INTEL, | |
CPU_FIRM_AMD, | |
CPU_FIRM_VIA | |
}; | |
void | |
MyCPUID ( | |
UInt32 function, | |
UInt32 *a, | |
UInt32 *b, | |
UInt32 *c, | |
UInt32 *d | |
); | |
BoolInt | |
x86cpuid_CheckAndRead ( | |
Cx86cpuid *p | |
); | |
int | |
x86cpuid_GetFirm ( | |
const Cx86cpuid *p | |
); | |
#define x86cpuid_GetFamily(ver) (((ver >> 16) & 0xFF0) | ((ver >> 8) & 0xF)) | |
#define x86cpuid_GetModel(ver) (((ver >> 12) & 0xF0) | ((ver >> 4) & 0xF)) | |
#define x86cpuid_GetStepping(ver) (ver & 0xF) | |
BoolInt | |
CPU_Is_InOrder ( | |
); | |
BoolInt | |
CPU_Is_Aes_Supported ( | |
); | |
BoolInt | |
CPU_IsSupported_PageGB ( | |
); | |
#endif | |
EXTERN_C_END | |
#endif |