2 ** Target architecture selection.
3 ** Copyright (C) 2005-2023 Mike Pall. See Copyright Notice in luajit.h
11 /* Target endianess. */
15 /* Target architectures. */
16 #define LUAJIT_ARCH_X86 1
17 #define LUAJIT_ARCH_x86 1
18 #define LUAJIT_ARCH_X64 2
19 #define LUAJIT_ARCH_x64 2
20 #define LUAJIT_ARCH_ARM 3
21 #define LUAJIT_ARCH_arm 3
22 #define LUAJIT_ARCH_PPC 4
23 #define LUAJIT_ARCH_ppc 4
24 #define LUAJIT_ARCH_PPCSPE 5
25 #define LUAJIT_ARCH_ppcspe 5
26 #define LUAJIT_ARCH_MIPS 6
27 #define LUAJIT_ARCH_mips 6
30 #define LUAJIT_OS_OTHER 0
31 #define LUAJIT_OS_WINDOWS 1
32 #define LUAJIT_OS_LINUX 2
33 #define LUAJIT_OS_OSX 3
34 #define LUAJIT_OS_BSD 4
35 #define LUAJIT_OS_POSIX 5
37 /* Select native target if no target defined. */
40 #if defined(__i386) || defined(__i386__) || defined(_M_IX86)
41 #define LUAJIT_TARGET LUAJIT_ARCH_X86
42 #elif defined(__x86_64__) || defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)
43 #define LUAJIT_TARGET LUAJIT_ARCH_X64
44 #elif defined(__arm__) || defined(__arm) || defined(__ARM__) || defined(__ARM)
45 #define LUAJIT_TARGET LUAJIT_ARCH_ARM
46 #elif defined(__ppc__) || defined(__ppc) || defined(__PPC__) || defined(__PPC) || defined(__powerpc__) || defined(__powerpc) || defined(__POWERPC__) || defined(__POWERPC) || defined(_M_PPC)
48 #define LUAJIT_TARGET LUAJIT_ARCH_PPCSPE
50 #define LUAJIT_TARGET LUAJIT_ARCH_PPC
52 #elif defined(__mips__) || defined(__mips) || defined(__MIPS__) || defined(__MIPS)
53 #define LUAJIT_TARGET LUAJIT_ARCH_MIPS
55 #error "Architecture not supported (in this version), see: https://luajit.org/status.html#architectures"
60 /* Select native OS if no target OS defined. */
63 #if defined(_WIN32) && !defined(_XBOX_VER)
64 #define LUAJIT_OS LUAJIT_OS_WINDOWS
65 #elif defined(__linux__)
66 #define LUAJIT_OS LUAJIT_OS_LINUX
67 #elif defined(__MACH__) && defined(__APPLE__)
68 #define LUAJIT_OS LUAJIT_OS_OSX
69 #elif (defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || \
70 defined(__NetBSD__) || defined(__OpenBSD__) || \
71 defined(__DragonFly__)) && !defined(__ORBIS__)
72 #define LUAJIT_OS LUAJIT_OS_BSD
73 #elif (defined(__sun__) && defined(__svr4__))
74 #define LUAJIT_OS LUAJIT_OS_POSIX
75 #elif defined(__CYGWIN__)
76 #define LJ_TARGET_CYGWIN 1
77 #define LUAJIT_OS LUAJIT_OS_POSIX
79 #define LUAJIT_OS LUAJIT_OS_OTHER
84 /* Set target OS properties. */
85 #if LUAJIT_OS == LUAJIT_OS_WINDOWS
86 #define LJ_OS_NAME "Windows"
87 #elif LUAJIT_OS == LUAJIT_OS_LINUX
88 #define LJ_OS_NAME "Linux"
89 #elif LUAJIT_OS == LUAJIT_OS_OSX
90 #define LJ_OS_NAME "OSX"
91 #elif LUAJIT_OS == LUAJIT_OS_BSD
92 #define LJ_OS_NAME "BSD"
93 #elif LUAJIT_OS == LUAJIT_OS_POSIX
94 #define LJ_OS_NAME "POSIX"
96 #define LJ_OS_NAME "Other"
99 #define LJ_TARGET_WINDOWS (LUAJIT_OS == LUAJIT_OS_WINDOWS)
100 #define LJ_TARGET_LINUX (LUAJIT_OS == LUAJIT_OS_LINUX)
101 #define LJ_TARGET_OSX (LUAJIT_OS == LUAJIT_OS_OSX)
102 #define LJ_TARGET_IOS (LJ_TARGET_OSX && LUAJIT_TARGET == LUAJIT_ARCH_ARM)
103 #define LJ_TARGET_POSIX (LUAJIT_OS > LUAJIT_OS_WINDOWS)
104 #define LJ_TARGET_DLOPEN LJ_TARGET_POSIX
106 #ifdef __CELLOS_LV2__
107 #define LJ_TARGET_PS3 1
108 #define LJ_TARGET_CONSOLE 1
112 #define LJ_TARGET_PS4 1
113 #define LJ_TARGET_CONSOLE 1
115 #define NULL ((void*)0)
119 #define LJ_TARGET_PSVITA 1
120 #define LJ_TARGET_CONSOLE 1
124 #define LJ_TARGET_XBOX360 1
125 #define LJ_TARGET_CONSOLE 1
128 #define LJ_NUMMODE_SINGLE 0 /* Single-number mode only. */
129 #define LJ_NUMMODE_SINGLE_DUAL 1 /* Default to single-number mode. */
130 #define LJ_NUMMODE_DUAL 2 /* Dual-number mode only. */
131 #define LJ_NUMMODE_DUAL_SINGLE 3 /* Default to dual-number mode. */
133 /* Set target architecture properties. */
134 #if LUAJIT_TARGET == LUAJIT_ARCH_X86
136 #define LJ_ARCH_NAME "x86"
137 #define LJ_ARCH_BITS 32
138 #define LJ_ARCH_ENDIAN LUAJIT_LE
139 #if LJ_TARGET_WINDOWS || LJ_TARGET_CYGWIN
144 #define LJ_TARGET_X86 1
145 #define LJ_TARGET_X86ORX64 1
146 #define LJ_TARGET_EHRETREG 0
147 #define LJ_TARGET_MASKSHIFT 1
148 #define LJ_TARGET_MASKROT 1
149 #define LJ_TARGET_UNALIGNED 1
150 #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE_DUAL
152 #elif LUAJIT_TARGET == LUAJIT_ARCH_X64
154 #define LJ_ARCH_NAME "x64"
155 #define LJ_ARCH_BITS 64
156 #define LJ_ARCH_ENDIAN LUAJIT_LE
157 #if LJ_TARGET_WINDOWS || LJ_TARGET_CYGWIN
162 #define LJ_TARGET_X64 1
163 #define LJ_TARGET_X86ORX64 1
164 #define LJ_TARGET_EHRETREG 0
165 #define LJ_TARGET_JUMPRANGE 31 /* +-2^31 = +-2GB */
166 #define LJ_TARGET_MASKSHIFT 1
167 #define LJ_TARGET_MASKROT 1
168 #define LJ_TARGET_UNALIGNED 1
169 #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE_DUAL
171 #elif LUAJIT_TARGET == LUAJIT_ARCH_ARM
173 #define LJ_ARCH_NAME "arm"
174 #define LJ_ARCH_BITS 32
175 #define LJ_ARCH_ENDIAN LUAJIT_LE
176 #if !defined(LJ_ARCH_HASFPU) && __SOFTFP__
177 #define LJ_ARCH_HASFPU 0
179 #if !defined(LJ_ABI_SOFTFP) && !__ARM_PCS_VFP
180 #define LJ_ABI_SOFTFP 1
182 #define LJ_ABI_EABI 1
183 #define LJ_TARGET_ARM 1
184 #define LJ_TARGET_EHRETREG 0
185 #define LJ_TARGET_JUMPRANGE 25 /* +-2^25 = +-32MB */
186 #define LJ_TARGET_MASKSHIFT 0
187 #define LJ_TARGET_MASKROT 1
188 #define LJ_TARGET_UNIFYROT 2 /* Want only IR_BROR. */
189 #define LJ_ARCH_NUMMODE LJ_NUMMODE_DUAL
191 #if __ARM_ARCH >= 8 || __ARM_ARCH_8__ || __ARM_ARCH_8A__
192 #define LJ_ARCH_VERSION 80
193 #elif __ARM_ARCH == 7 || __ARM_ARCH_7__ || __ARM_ARCH_7A__ || __ARM_ARCH_7R__ || __ARM_ARCH_7S__ || __ARM_ARCH_7VE__
194 #define LJ_ARCH_VERSION 70
195 #elif __ARM_ARCH_6T2__
196 #define LJ_ARCH_VERSION 61
197 #elif __ARM_ARCH == 6 || __ARM_ARCH_6__ || __ARM_ARCH_6J__ || __ARM_ARCH_6K__ || __ARM_ARCH_6Z__ || __ARM_ARCH_6ZK__
198 #define LJ_ARCH_VERSION 60
200 #define LJ_ARCH_VERSION 50
203 #elif LUAJIT_TARGET == LUAJIT_ARCH_PPC
205 #define LJ_ARCH_NAME "ppc"
207 #define LJ_ARCH_BITS 64
209 #define LJ_ARCH_BITS 32
211 #define LJ_ARCH_ENDIAN LUAJIT_BE
212 #define LJ_TARGET_PPC 1
213 #define LJ_TARGET_EHRETREG 3
214 #define LJ_TARGET_JUMPRANGE 25 /* +-2^25 = +-32MB */
215 #define LJ_TARGET_MASKSHIFT 0
216 #define LJ_TARGET_MASKROT 1
217 #define LJ_TARGET_UNIFYROT 1 /* Want only IR_BROL. */
218 #define LJ_ARCH_NUMMODE LJ_NUMMODE_DUAL_SINGLE
221 #define LJ_ARCH_VERSION 70
223 #define LJ_ARCH_VERSION 60
225 #define LJ_ARCH_VERSION 51
227 #define LJ_ARCH_VERSION 50
229 #define LJ_ARCH_VERSION 40
231 #define LJ_ARCH_VERSION 0
233 #if __PPC64__ || __powerpc64__ || LJ_TARGET_CONSOLE
234 #define LJ_ARCH_PPC64 1
235 #define LJ_ARCH_NOFFI 1
238 #define LJ_ARCH_SQRT 1
241 #define LJ_ARCH_ROUND 1
244 #define LJ_ARCH_CELL 1
246 #if LJ_TARGET_XBOX360
247 #define LJ_ARCH_XENON 1
250 #elif LUAJIT_TARGET == LUAJIT_ARCH_PPCSPE
252 #define LJ_ARCH_NAME "ppcspe"
253 #define LJ_ARCH_BITS 32
254 #define LJ_ARCH_ENDIAN LUAJIT_BE
255 #ifndef LJ_ABI_SOFTFP
256 #define LJ_ABI_SOFTFP 1
258 #define LJ_ABI_EABI 1
259 #define LJ_TARGET_PPCSPE 1
260 #define LJ_TARGET_EHRETREG 3
261 #define LJ_TARGET_JUMPRANGE 25 /* +-2^25 = +-32MB */
262 #define LJ_TARGET_MASKSHIFT 0
263 #define LJ_TARGET_MASKROT 1
264 #define LJ_TARGET_UNIFYROT 1 /* Want only IR_BROL. */
265 #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE
266 #define LJ_ARCH_NOFFI 1 /* NYI: comparisons, calls. */
267 #define LJ_ARCH_NOJIT 1
269 #elif LUAJIT_TARGET == LUAJIT_ARCH_MIPS
271 #if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL)
272 #define LJ_ARCH_NAME "mipsel"
273 #define LJ_ARCH_ENDIAN LUAJIT_LE
275 #define LJ_ARCH_NAME "mips"
276 #define LJ_ARCH_ENDIAN LUAJIT_BE
278 #define LJ_ARCH_BITS 32
279 #define LJ_TARGET_MIPS 1
280 #define LJ_TARGET_EHRETREG 4
281 #define LJ_TARGET_JUMPRANGE 27 /* 2*2^27 = 256MB-aligned region */
282 #define LJ_TARGET_MASKSHIFT 1
283 #define LJ_TARGET_MASKROT 1
284 #define LJ_TARGET_UNIFYROT 2 /* Want only IR_BROR. */
285 #define LJ_ARCH_NUMMODE LJ_NUMMODE_SINGLE
287 #if _MIPS_ARCH_MIPS32R2
288 #define LJ_ARCH_VERSION 20
290 #define LJ_ARCH_VERSION 10
294 #error "No target architecture defined"
298 #define LJ_PAGESIZE 4096
301 /* Check for minimum required compiler versions. */
302 #if defined(__GNUC__)
304 #if (__GNUC__ < 3) || ((__GNUC__ == 3) && __GNUC_MINOR__ < 4)
305 #error "Need at least GCC 3.4 or newer"
309 #error "Need at least GCC 4.0 or newer"
312 #if (__GNUC__ < 4) || ((__GNUC__ == 4) && __GNUC_MINOR__ < 2)
313 #error "Need at least GCC 4.2 or newer"
316 #if (__GNUC__ < 4) || ((__GNUC__ == 4) && __GNUC_MINOR__ < 3)
317 #error "Need at least GCC 4.3 or newer"
322 /* Check target-specific constraints. */
325 #if __USING_SJLJ_EXCEPTIONS__
326 #error "Need a C compiler with native exception handling on x64"
329 #if defined(__ARMEB__)
330 #error "No support for big-endian ARM"
333 #if __ARM_ARCH_6M__ || __ARM_ARCH_7M__ || __ARM_ARCH_7EM__
334 #error "No support for Cortex-M CPUs"
337 #if !(__ARM_EABI__ || LJ_TARGET_IOS)
338 #error "Only ARM EABI or iOS 3.0+ ABI is supported"
341 #elif LJ_TARGET_PPC || LJ_TARGET_PPCSPE
342 #if defined(_SOFT_FLOAT) || defined(_SOFT_DOUBLE)
343 #error "No support for PowerPC CPUs without double-precision FPU, use LuaJIT v2.1"
346 #if defined(_LITTLE_ENDIAN) && (!defined(_BYTE_ORDER) || (_BYTE_ORDER == _LITTLE_ENDIAN))
347 #error "No support for little-endian PowerPC"
351 #error "No support for PowerPC 64 bit mode"
355 #if defined(__mips_soft_float)
356 #error "No support for MIPS CPUs without FPU, use LuaJIT v2.1+"
357 #undef LJ_TARGET_MIPS
360 #error "No support for MIPS64, use LuaJIT v2.1+"
361 #undef LJ_TARGET_MIPS
366 /* Enable or disable the dual-number mode for the VM. */
367 #if (LJ_ARCH_NUMMODE == LJ_NUMMODE_SINGLE && LUAJIT_NUMMODE == 2) || \
368 (LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL && LUAJIT_NUMMODE == 1)
369 #error "No support for this number mode on this architecture"
371 #if LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL || \
372 (LJ_ARCH_NUMMODE == LJ_NUMMODE_DUAL_SINGLE && LUAJIT_NUMMODE != 1) || \
373 (LJ_ARCH_NUMMODE == LJ_NUMMODE_SINGLE_DUAL && LUAJIT_NUMMODE == 2)
379 #if LJ_TARGET_IOS || LJ_TARGET_CONSOLE
380 /* Runtime code generation is restricted on iOS. Complain to Apple, not me. */
381 /* Ditto for the consoles. Complain to Sony or MS, not me. */
382 #ifndef LUAJIT_ENABLE_JIT
383 #define LJ_OS_NOJIT 1
387 /* Disable or enable the JIT compiler. */
388 #if defined(LUAJIT_DISABLE_JIT) || defined(LJ_ARCH_NOJIT) || defined(LJ_OS_NOJIT)
394 /* Disable or enable the FFI extension. */
395 #if defined(LUAJIT_DISABLE_FFI) || defined(LJ_ARCH_NOFFI)
401 #ifndef LJ_ARCH_HASFPU
402 #define LJ_ARCH_HASFPU 1
404 #ifndef LJ_ABI_SOFTFP
405 #define LJ_ABI_SOFTFP 0
407 #define LJ_SOFTFP (!LJ_ARCH_HASFPU)
409 #if LJ_ARCH_ENDIAN == LUAJIT_BE
412 #define LJ_ENDIAN_SELECT(le, be) be
413 #define LJ_ENDIAN_LOHI(lo, hi) hi lo
417 #define LJ_ENDIAN_SELECT(le, be) le
418 #define LJ_ENDIAN_LOHI(lo, hi) lo hi
421 #if LJ_ARCH_BITS == 32
429 #ifndef LJ_TARGET_UNALIGNED
430 #define LJ_TARGET_UNALIGNED 0
433 /* Various workarounds for embedded operating systems. */
434 #if (defined(__ANDROID__) && !defined(LJ_TARGET_X86ORX64)) || defined(__symbian__) || LJ_TARGET_XBOX360
435 #define LUAJIT_NO_LOG2
437 #if defined(__symbian__)
438 #define LUAJIT_NO_EXP2
440 #if LJ_TARGET_CONSOLE || (LJ_TARGET_IOS && __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_8_0)
441 #define LJ_NO_SYSTEM 1
444 #if !defined(LUAJIT_NO_UNWIND) && __GNU_COMPACT_EH__
445 /* NYI: no support for compact unwind specification, yet. */
446 #define LUAJIT_NO_UNWIND 1
449 #if defined(LUAJIT_NO_UNWIND) || defined(__symbian__) || LJ_TARGET_IOS || LJ_TARGET_PS3 || LJ_TARGET_PS4
450 #define LJ_NO_UNWIND 1
453 /* Compatibility with Lua 5.1 vs. 5.2. */
454 #ifdef LUAJIT_ENABLE_LUA52COMPAT