| /* |
| ** Target architecture selection. |
| ** Copyright (C) 2005-2015 Mike Pall. See Copyright Notice in luajit.h |
| */ |
| |
| #ifndef _LJ_ARCH_H |
| #define _LJ_ARCH_H |
| |
| #include "lua.h" |
| |
| /* Target endianess. */ |
| #define LUAJIT_LE 0 |
| #define LUAJIT_BE 1 |
| |
| /* Target architectures. */ |
| #define LUAJIT_ARCH_X86 1 |
| #define LUAJIT_ARCH_x86 1 |
| #define LUAJIT_ARCH_X64 2 |
| #define LUAJIT_ARCH_x64 2 |
| #define LUAJIT_ARCH_ARM 3 |
| #define LUAJIT_ARCH_arm 3 |
| #define LUAJIT_ARCH_PPC 4 |
| #define LUAJIT_ARCH_ppc 4 |
| #define LUAJIT_ARCH_PPCSPE 5 |
| #define LUAJIT_ARCH_ppcspe 5 |
| #define LUAJIT_ARCH_MIPS 6 |
| #define LUAJIT_ARCH_mips 6 |
| |
| /* Target OS. */ |
| #define LUAJIT_OS_OTHER 0 |
| #define LUAJIT_OS_WINDOWS 1 |
| #define LUAJIT_OS_LINUX 2 |
| #define LUAJIT_OS_OSX 3 |
| #define LUAJIT_OS_BSD 4 |
| #define LUAJIT_OS_POSIX 5 |
| |
| /* Select native target if no target defined. */ |
| #ifndef LUAJIT_TARGET |
| |
| #if defined(__i386) || defined(__i386__) || defined(_M_IX86) |
| #define LUAJIT_TARGET LUAJIT_ARCH_X86 |
| #elif defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64) |
| #define LUAJIT_TARGET LUAJIT_ARCH_X64 |
| #elif defined(__arm__) || defined(__arm) || defined(__ARM__) || defined(__ARM) |
| #define LUAJIT_TARGET LUAJIT_ARCH_ARM |
| #elif defined(__ppc__) || defined(__ppc) || defined(__PPC__) || defined(__PPC) || defined(__powerpc__) || defined(__powerpc) || defined(__POWERPC__) || defined(__POWERPC) || defined(_M_PPC) |
| #ifdef __NO_FPRS__ |
| #define LUAJIT_TARGET LUAJIT_ARCH_PPCSPE |
| #else |
| #define LUAJIT_TARGET LUAJIT_ARCH_PPC |
| #endif |
| #elif defined(__mips__) || defined(__mips) || defined(__MIPS__) || defined(__MIPS) |
| #define LUAJIT_TARGET LUAJIT_ARCH_MIPS |
| #else |
| #error "No support for this architecture (yet)" |
| #endif |
| |
| #endif |
| |
| /* Select native OS if no target OS defined. */ |
| #ifndef LUAJIT_OS |
| |
| #if defined(_WIN32) && !defined(_XBOX_VER) |
| #define LUAJIT_OS LUAJIT_OS_WINDOWS |
| #elif defined(__linux__) |
| #define LUAJIT_OS LUAJIT_OS_LINUX |
| #elif defined(__MACH__) && defined(__APPLE__) |
| #define LUAJIT_OS LUAJIT_OS_OSX |
| #elif (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || \ |
| defined(__NetBSD__) || defined(__OpenBSD__) || \ |
| defined(__DragonFly__)) && !defined(__ORBIS__) |
| #define LUAJIT_OS LUAJIT_OS_BSD |
| #elif (defined(__sun__) && defined(__svr4__)) || defined(__CYGWIN__) |
| #define LUAJIT_OS LUAJIT_OS_POSIX |
| #else |
| #define LUAJIT_OS LUAJIT_OS_OTHER |
| #endif |
| |
| #endif |
| |
| /* Set target OS properties. */ |
| #if LUAJIT_OS == LUAJIT_OS_WINDOWS |
| #define LJ_OS_NAME "Windows" |
| #elif LUAJIT_OS == LUAJIT_OS_LINUX |
| #define LJ_OS_NAME "Linux" |
| #elif LUAJIT_OS == LUAJIT_OS_OSX |
| #define LJ_OS_NAME "OSX" |
| #elif LUAJIT_OS == LUAJIT_OS_BSD |
| #define LJ_OS_NAME "BSD" |
| #elif LUAJIT_OS == LUAJIT_OS_POSIX |
| #define LJ_OS_NAME "POSIX" |
| #else |
| #define LJ_OS_NAME "Other" |
| #endif |
| |
| #define LJ_TARGET_WINDOWS (LUAJIT_OS == LUAJIT_OS_WINDOWS) |
| #define LJ_TARGET_LINUX (LUAJIT_OS == LUAJIT_OS_LINUX) |
| #define LJ_TARGET_OSX (LUAJIT_OS == LUAJIT_OS_OSX) |
| #define LJ_TARGET_IOS (LJ_TARGET_OSX && LUAJIT_TARGET == LUAJIT_ARCH_ARM) |
| #define LJ_TARGET_POSIX (LUAJIT_OS > LUAJIT_OS_WINDOWS) |
| #define LJ_TARGET_DLOPEN LJ_TARGET_POSIX |
| |
| #ifdef __CELLOS_LV2__ |
| #define LJ_TARGET_PS3 1 |
| #define LJ_TARGET_CONSOLE 1 |
| #endif |
| |
| #ifdef __ORBIS__ |
| #define LJ_TARGET_PS4 1 |
| #define LJ_TARGET_CONSOLE 1 |
| #undef NULL |
| #define NULL ((void*)0) |
| #endif |
| |
| #ifdef __psp2__ |
| #define LJ_TARGET_PSVITA 1 |
| #define LJ_TARGET_CONSOLE 1 |
| #endif |
| |
| #if _XBOX_VER >= 200 |
| #define LJ_TARGET_XBOX360 1 |
| #define LJ_TARGET_CONSOLE 1 |
| #endif |
| |
| #define LJ_NUMMODE_SINGLE 0 /* Single-number mode only. */ |
| #define LJ_NUMMODE_SINGLE_DUAL 1 /* Default to single-number mode. */ |
| #define LJ_NUMMODE_DUAL 2 /* Dual-number mode only. */ |
| #define LJ_NUMMODE_DUAL_SINGLE 3 /* Default to dual-number mode. */ |
| |
| /* Set target architecture properties. */ |
| #if LUAJIT_TARGET == LUAJIT_ARCH_X86 |
| |
| #define LJ_ARCH_NAME "x86" |
| #define LJ_ARCH_BITS 32 |
| #define LJ_ARCH_ENDIAN LUAJIT_LE |
| #if LJ_TARGET_WINDOWS || __CYGWIN__ |
| #define LJ_ABI_WIN 1 |
| #else |
| #define LJ_ABI_WIN 0 |
| #endif |
| #define LJ_TARGET_X86 1 |
| #define LJ_TARGET_X86ORX64 1 |
| #define LJ_TARGET_EHRETREG 0 |
| #define LJ_TARGET_MASKSHIFT 1 |
| #define LJ_TARGET_MASKROT 1 |
| #define LJ_TARGET_UNALIGNED 1 |
| #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE_DUAL |
| |
| #elif LUAJIT_TARGET == LUAJIT_ARCH_X64 |
| |
| #define LJ_ARCH_NAME "x64" |
| #define LJ_ARCH_BITS 64 |
| #define LJ_ARCH_ENDIAN LUAJIT_LE |
| #define LJ_ABI_WIN LJ_TARGET_WINDOWS |
| #define LJ_TARGET_X64 1 |
| #define LJ_TARGET_X86ORX64 1 |
| #define LJ_TARGET_EHRETREG 0 |
| #define LJ_TARGET_JUMPRANGE 31 /* +-2^31 = +-2GB */ |
| #define LJ_TARGET_MASKSHIFT 1 |
| #define LJ_TARGET_MASKROT 1 |
| #define LJ_TARGET_UNALIGNED 1 |
| #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE_DUAL |
| |
| #elif LUAJIT_TARGET == LUAJIT_ARCH_ARM |
| |
| #define LJ_ARCH_NAME "arm" |
| #define LJ_ARCH_BITS 32 |
| #define LJ_ARCH_ENDIAN LUAJIT_LE |
| #if !defined(LJ_ARCH_HASFPU) && __SOFTFP__ |
| #define LJ_ARCH_HASFPU 0 |
| #endif |
| #if !defined(LJ_ABI_SOFTFP) && !__ARM_PCS_VFP |
| #define LJ_ABI_SOFTFP 1 |
| #endif |
| #define LJ_ABI_EABI 1 |
| #define LJ_TARGET_ARM 1 |
| #define LJ_TARGET_EHRETREG 0 |
| #define LJ_TARGET_JUMPRANGE 25 /* +-2^25 = +-32MB */ |
| #define LJ_TARGET_MASKSHIFT 0 |
| #define LJ_TARGET_MASKROT 1 |
| #define LJ_TARGET_UNIFYROT 2 /* Want only IR_BROR. */ |
| #define LJ_ARCH_NUMMODE LJ_NUMMODE_DUAL |
| |
| #if __ARM_ARCH____ARM_ARCH_8__ || __ARM_ARCH_8A__ |
| #define LJ_ARCH_VERSION 80 |
| #elif __ARM_ARCH_7__ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH_7S__ || __ARM_ARCH_7VE__ |
| #define LJ_ARCH_VERSION 70 |
| #elif __ARM_ARCH_6T2__ |
| #define LJ_ARCH_VERSION 61 |
| #elif __ARM_ARCH_6__ || __ARM_ARCH_6J__ || __ARM_ARCH_6K__ || __ARM_ARCH_6Z__ || __ARM_ARCH_6ZK__ |
| #define LJ_ARCH_VERSION 60 |
| #else |
| #define LJ_ARCH_VERSION 50 |
| #endif |
| |
| #elif LUAJIT_TARGET == LUAJIT_ARCH_PPC |
| |
| #define LJ_ARCH_NAME "ppc" |
| #if _LP64 |
| #define LJ_ARCH_BITS 64 |
| #else |
| #define LJ_ARCH_BITS 32 |
| #endif |
| #define LJ_ARCH_ENDIAN LUAJIT_BE |
| #define LJ_TARGET_PPC 1 |
| #define LJ_TARGET_EHRETREG 3 |
| #define LJ_TARGET_JUMPRANGE 25 /* +-2^25 = +-32MB */ |
| #define LJ_TARGET_MASKSHIFT 0 |
| #define LJ_TARGET_MASKROT 1 |
| #define LJ_TARGET_UNIFYROT 1 /* Want only IR_BROL. */ |
| #define LJ_ARCH_NUMMODE LJ_NUMMODE_DUAL_SINGLE |
| |
| #if _ARCH_PWR7 |
| #define LJ_ARCH_VERSION 70 |
| #elif _ARCH_PWR6 |
| #define LJ_ARCH_VERSION 60 |
| #elif _ARCH_PWR5X |
| #define LJ_ARCH_VERSION 51 |
| #elif _ARCH_PWR5 |
| #define LJ_ARCH_VERSION 50 |
| #elif _ARCH_PWR4 |
| #define LJ_ARCH_VERSION 40 |
| #else |
| #define LJ_ARCH_VERSION 0 |
| #endif |
| #if __PPC64__ || __powerpc64__ || LJ_TARGET_CONSOLE |
| #define LJ_ARCH_PPC64 1 |
| #define LJ_ARCH_NOFFI 1 |
| #endif |
| #if _ARCH_PPCSQ |
| #define LJ_ARCH_SQRT 1 |
| #endif |
| #if _ARCH_PWR5X |
| #define LJ_ARCH_ROUND 1 |
| #endif |
| #if __PPU__ |
| #define LJ_ARCH_CELL 1 |
| #endif |
| #if LJ_TARGET_XBOX360 |
| #define LJ_ARCH_XENON 1 |
| #endif |
| |
| #elif LUAJIT_TARGET == LUAJIT_ARCH_PPCSPE |
| |
| #define LJ_ARCH_NAME "ppcspe" |
| #define LJ_ARCH_BITS 32 |
| #define LJ_ARCH_ENDIAN LUAJIT_BE |
| #ifndef LJ_ABI_SOFTFP |
| #define LJ_ABI_SOFTFP 1 |
| #endif |
| #define LJ_ABI_EABI 1 |
| #define LJ_TARGET_PPCSPE 1 |
| #define LJ_TARGET_EHRETREG 3 |
| #define LJ_TARGET_JUMPRANGE 25 /* +-2^25 = +-32MB */ |
| #define LJ_TARGET_MASKSHIFT 0 |
| #define LJ_TARGET_MASKROT 1 |
| #define LJ_TARGET_UNIFYROT 1 /* Want only IR_BROL. */ |
| #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE |
| #define LJ_ARCH_NOFFI 1 /* NYI: comparisons, calls. */ |
| #define LJ_ARCH_NOJIT 1 |
| |
| #elif LUAJIT_TARGET == LUAJIT_ARCH_MIPS |
| |
| #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) |
| #define LJ_ARCH_NAME "mipsel" |
| #define LJ_ARCH_ENDIAN LUAJIT_LE |
| #else |
| #define LJ_ARCH_NAME "mips" |
| #define LJ_ARCH_ENDIAN LUAJIT_BE |
| #endif |
| #define LJ_ARCH_BITS 32 |
| #define LJ_TARGET_MIPS 1 |
| #define LJ_TARGET_EHRETREG 4 |
| #define LJ_TARGET_JUMPRANGE 27 /* 2*2^27 = 256MB-aligned region */ |
| #define LJ_TARGET_MASKSHIFT 1 |
| #define LJ_TARGET_MASKROT 1 |
| #define LJ_TARGET_UNIFYROT 2 /* Want only IR_BROR. */ |
| #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE |
| |
| #if _MIPS_ARCH_MIPS32R2 |
| #define LJ_ARCH_VERSION 20 |
| #else |
| #define LJ_ARCH_VERSION 10 |
| #endif |
| |
| #else |
| #error "No target architecture defined" |
| #endif |
| |
| #ifndef LJ_PAGESIZE |
| #define LJ_PAGESIZE 4096 |
| #endif |
| |
| /* Check for minimum required compiler versions. */ |
| #if defined(__GNUC__) |
| #if LJ_TARGET_X86 |
| #if (__GNUC__ < 3) || ((__GNUC__ == 3) && __GNUC_MINOR__ < 4) |
| #error "Need at least GCC 3.4 or newer" |
| #endif |
| #elif LJ_TARGET_X64 |
| #if __GNUC__ < 4 |
| #error "Need at least GCC 4.0 or newer" |
| #endif |
| #elif LJ_TARGET_ARM |
| #if (__GNUC__ < 4) || ((__GNUC__ == 4) && __GNUC_MINOR__ < 2) |
| #error "Need at least GCC 4.2 or newer" |
| #endif |
| #elif !LJ_TARGET_PS3 |
| #if (__GNUC__ < 4) || ((__GNUC__ == 4) && __GNUC_MINOR__ < 3) |
| #error "Need at least GCC 4.3 or newer" |
| #endif |
| #endif |
| #endif |
| |
| /* Check target-specific constraints. */ |
| #ifndef _BUILDVM_H |
| #if LJ_TARGET_X64 |
| #if __USING_SJLJ_EXCEPTIONS__ |
| #error "Need a C compiler with native exception handling on x64" |
| #endif |
| #elif LJ_TARGET_ARM |
| #if defined(__ARMEB__) |
| #error "No support for big-endian ARM" |
| #endif |
| #if __ARM_ARCH_6M__ || __ARM_ARCH_7M__ || __ARM_ARCH_7EM__ |
| #error "No support for Cortex-M CPUs" |
| #endif |
| #if !(__ARM_EABI__ || LJ_TARGET_IOS) |
| #error "Only ARM EABI or iOS 3.0+ ABI is supported" |
| #endif |
| #elif LJ_TARGET_PPC || LJ_TARGET_PPCSPE |
| #if defined(_SOFT_FLOAT) || defined(_SOFT_DOUBLE) |
| #error "No support for PowerPC CPUs without double-precision FPU" |
| #endif |
| #if defined(_LITTLE_ENDIAN) |
| #error "No support for little-endian PowerPC" |
| #endif |
| #if defined(_LP64) |
| #error "No support for PowerPC 64 bit mode" |
| #endif |
| #elif LJ_TARGET_MIPS |
| #if defined(__mips_soft_float) |
| #error "No support for MIPS CPUs without FPU" |
| #endif |
| #if defined(_LP64) |
| #error "No support for MIPS64" |
| #endif |
| #endif |
| #endif |
| |
| /* Enable or disable the dual-number mode for the VM. */ |
| #if (LJ_ARCH_NUMMODE == LJ_NUMMODE_SINGLE && LUAJIT_NUMMODE == 2) || \ |
| (LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL && LUAJIT_NUMMODE == 1) |
| #error "No support for this number mode on this architecture" |
| #endif |
| #if LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL || \ |
| (LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL_SINGLE && LUAJIT_NUMMODE != 1) || \ |
| (LJ_ARCH_NUMMODE == LJ_NUMMODE_SINGLE_DUAL && LUAJIT_NUMMODE == 2) |
| #define LJ_DUALNUM 1 |
| #else |
| #define LJ_DUALNUM 0 |
| #endif |
| |
| #if LJ_TARGET_IOS || LJ_TARGET_CONSOLE |
| /* Runtime code generation is restricted on iOS. Complain to Apple, not me. */ |
| /* Ditto for the consoles. Complain to Sony or MS, not me. */ |
| #ifndef LUAJIT_ENABLE_JIT |
| #define LJ_OS_NOJIT 1 |
| #endif |
| #endif |
| |
| /* Disable or enable the JIT compiler. */ |
| #if defined(LUAJIT_DISABLE_JIT) || defined(LJ_ARCH_NOJIT) || defined(LJ_OS_NOJIT) |
| #define LJ_HASJIT 0 |
| #else |
| #define LJ_HASJIT 1 |
| #endif |
| |
| /* Disable or enable the FFI extension. */ |
| #if defined(LUAJIT_DISABLE_FFI) || defined(LJ_ARCH_NOFFI) |
| #define LJ_HASFFI 0 |
| #else |
| #define LJ_HASFFI 1 |
| #endif |
| |
| #ifndef LJ_ARCH_HASFPU |
| #define LJ_ARCH_HASFPU 1 |
| #endif |
| #ifndef LJ_ABI_SOFTFP |
| #define LJ_ABI_SOFTFP 0 |
| #endif |
| #define LJ_SOFTFP (!LJ_ARCH_HASFPU) |
| |
| #if LJ_ARCH_ENDIAN == LUAJIT_BE |
| #define LJ_LE 0 |
| #define LJ_BE 1 |
| #define LJ_ENDIAN_SELECT(le, be) be |
| #define LJ_ENDIAN_LOHI(lo, hi) hi lo |
| #else |
| #define LJ_LE 1 |
| #define LJ_BE 0 |
| #define LJ_ENDIAN_SELECT(le, be) le |
| #define LJ_ENDIAN_LOHI(lo, hi) lo hi |
| #endif |
| |
| #if LJ_ARCH_BITS == 32 |
| #define LJ_32 1 |
| #define LJ_64 0 |
| #else |
| #define LJ_32 0 |
| #define LJ_64 1 |
| #endif |
| |
| #ifndef LJ_TARGET_UNALIGNED |
| #define LJ_TARGET_UNALIGNED 0 |
| #endif |
| |
| /* Various workarounds for embedded operating systems. */ |
| #if (defined(__ANDROID__) && !defined(LJ_TARGET_X86ORX64)) || defined(__symbian__) || LJ_TARGET_XBOX360 |
| #define LUAJIT_NO_LOG2 |
| #endif |
| #if defined(__symbian__) |
| #define LUAJIT_NO_EXP2 |
| #endif |
| |
| #if defined(LUAJIT_NO_UNWIND) || defined(__symbian__) || LJ_TARGET_IOS || LJ_TARGET_PS3 |
| #define LJ_NO_UNWIND 1 |
| #endif |
| |
| /* Compatibility with Lua 5.1 vs. 5.2. */ |
| #ifdef LUAJIT_ENABLE_LUA52COMPAT |
| #define LJ_52 1 |
| #else |
| #define LJ_52 0 |
| #endif |
| |
| #endif |
