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amxmodx/tools/pcre/sljit/sljitConfigInternal.h
Arkshine 7a6e793813 Regex: Add PCRE 8.32 in tools directory.
2014-07-05 00:28:24 +02:00

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/*
* Stack-less Just-In-Time compiler
*
* Copyright 2009-2012 Zoltan Herczeg (hzmester@freemail.hu). All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) AND CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE COPYRIGHT HOLDER(S) OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _SLJIT_CONFIG_INTERNAL_H_
#define _SLJIT_CONFIG_INTERNAL_H_
/*
SLJIT defines the following macros depending on the target architecture:
Feature detection (boolean) macros:
SLJIT_32BIT_ARCHITECTURE : 32 bit architecture
SLJIT_64BIT_ARCHITECTURE : 64 bit architecture
SLJIT_WORD_SHIFT : the shift required to apply when accessing a sljit_sw/sljit_uw array by index
SLJIT_DOUBLE_SHIFT : the shift required to apply when accessing a double array by index
SLJIT_LITTLE_ENDIAN : little endian architecture
SLJIT_BIG_ENDIAN : big endian architecture
SLJIT_UNALIGNED : allows unaligned memory accesses for non-fpu operations (only!)
SLJIT_INDIRECT_CALL : see SLJIT_FUNC_OFFSET() for more information
SLJIT_RETURN_ADDRESS_OFFSET : a return instruction always adds this offset to the return address
Types and useful macros:
sljit_sb, sljit_ub : signed and unsigned 8 bit byte
sljit_sh, sljit_uh : signed and unsigned 16 bit half-word (short) type
sljit_si, sljit_ui : signed and unsigned 32 bit integer type
sljit_sw, sljit_uw : signed and unsigned machine word, enough to store a pointer
sljit_p : unsgined pointer value (usually the same as sljit_uw, but
some 64 bit ABIs may use 32 bit pointers)
sljit_s : single precision floating point value
sljit_d : double precision floating point value
SLJIT_CALL : C calling convention define for both calling JIT form C and C callbacks for JIT
SLJIT_W(number) : defining 64 bit constants on 64 bit architectures (compiler independent helper)
*/
#if !((defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) \
|| (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) \
|| (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) \
|| (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) \
|| (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) \
|| (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) \
|| (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) \
|| (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) \
|| (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32) \
|| (defined SLJIT_CONFIG_AUTO && SLJIT_CONFIG_AUTO) \
|| (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED))
#error "An architecture must be selected"
#endif
/* Sanity check. */
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) \
+ (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) \
+ (defined SLJIT_CONFIG_ARM_V5 && SLJIT_CONFIG_ARM_V5) \
+ (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) \
+ (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) \
+ (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) \
+ (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) \
+ (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32) \
+ (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32) \
+ (defined SLJIT_CONFIG_AUTO && SLJIT_CONFIG_AUTO) \
+ (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED) >= 2
#error "Multiple architectures are selected"
#endif
/* Auto select option (requires compiler support) */
#if (defined SLJIT_CONFIG_AUTO && SLJIT_CONFIG_AUTO)
#ifndef _WIN32
#if defined(__i386__) || defined(__i386)
#define SLJIT_CONFIG_X86_32 1
#elif defined(__x86_64__)
#define SLJIT_CONFIG_X86_64 1
#elif defined(__arm__) || defined(__ARM__)
#ifdef __thumb2__
#define SLJIT_CONFIG_ARM_THUMB2 1
#elif defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) || defined(__ARM_ARCH_7R__)
#define SLJIT_CONFIG_ARM_V7 1
#else
#define SLJIT_CONFIG_ARM_V5 1
#endif
#elif defined(__ppc64__) || defined(__powerpc64__) || defined(_ARCH_PPC64) || (defined(_POWER) && defined(__64BIT__))
#define SLJIT_CONFIG_PPC_64 1
#elif defined(__ppc__) || defined(__powerpc__) || defined(_ARCH_PPC) || defined(_ARCH_PWR) || defined(_ARCH_PWR2) || defined(_POWER)
#define SLJIT_CONFIG_PPC_32 1
#elif defined(__mips__)
#define SLJIT_CONFIG_MIPS_32 1
#elif defined(__sparc__) || defined(__sparc)
#define SLJIT_CONFIG_SPARC_32 1
#else
/* Unsupported architecture */
#define SLJIT_CONFIG_UNSUPPORTED 1
#endif
#else /* !_WIN32 */
#if defined(_M_X64) || defined(__x86_64__)
#define SLJIT_CONFIG_X86_64 1
#elif defined(_ARM_)
#define SLJIT_CONFIG_ARM_V5 1
#else
#define SLJIT_CONFIG_X86_32 1
#endif
#endif /* !WIN32 */
#endif /* SLJIT_CONFIG_AUTO */
#if (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
#undef SLJIT_EXECUTABLE_ALLOCATOR
#endif
#if !(defined SLJIT_STD_MACROS_DEFINED && SLJIT_STD_MACROS_DEFINED)
/* These libraries are needed for the macros below. */
#include <stdlib.h>
#include <string.h>
#endif /* STD_MACROS_DEFINED */
/* General macros:
Note: SLJIT is designed to be independent from them as possible.
In release mode (SLJIT_DEBUG is not defined) only the following macros are needed:
*/
#ifndef SLJIT_MALLOC
#define SLJIT_MALLOC(size) malloc(size)
#endif
#ifndef SLJIT_FREE
#define SLJIT_FREE(ptr) free(ptr)
#endif
#ifndef SLJIT_MEMMOVE
#define SLJIT_MEMMOVE(dest, src, len) memmove(dest, src, len)
#endif
#ifndef SLJIT_ZEROMEM
#define SLJIT_ZEROMEM(dest, len) memset(dest, 0, len)
#endif
#if !defined(SLJIT_LIKELY) && !defined(SLJIT_UNLIKELY)
#if defined(__GNUC__) && (__GNUC__ >= 3)
#define SLJIT_LIKELY(x) __builtin_expect((x), 1)
#define SLJIT_UNLIKELY(x) __builtin_expect((x), 0)
#else
#define SLJIT_LIKELY(x) (x)
#define SLJIT_UNLIKELY(x) (x)
#endif
#endif /* !defined(SLJIT_LIKELY) && !defined(SLJIT_UNLIKELY) */
#ifndef SLJIT_INLINE
/* Inline functions. */
#define SLJIT_INLINE __inline
#endif
#ifndef SLJIT_CONST
/* Const variables. */
#define SLJIT_CONST const
#endif
#ifndef SLJIT_UNUSED_ARG
/* Unused arguments. */
#define SLJIT_UNUSED_ARG(arg) (void)arg
#endif
#if (defined SLJIT_CONFIG_STATIC && SLJIT_CONFIG_STATIC)
/* Static ABI functions. For all-in-one programs. */
#if defined(__GNUC__)
/* Disable unused warnings in gcc. */
#define SLJIT_API_FUNC_ATTRIBUTE static __attribute__((unused))
#else
#define SLJIT_API_FUNC_ATTRIBUTE static
#endif
#else
#define SLJIT_API_FUNC_ATTRIBUTE
#endif /* (defined SLJIT_CONFIG_STATIC && SLJIT_CONFIG_STATIC) */
#ifndef SLJIT_CACHE_FLUSH
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
/* Not required to implement on archs with unified caches. */
#define SLJIT_CACHE_FLUSH(from, to)
#elif defined __APPLE__
/* Supported by all macs since Mac OS 10.5.
However, it does not work on non-jailbroken iOS devices,
although the compilation is successful. */
#define SLJIT_CACHE_FLUSH(from, to) \
sys_icache_invalidate((char*)(from), (char*)(to) - (char*)(from))
#elif (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) || (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
/* The __clear_cache() implementation of GCC is a dummy function on PowerPC. */
#define SLJIT_CACHE_FLUSH(from, to) \
ppc_cache_flush((from), (to))
#elif (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
/* The __clear_cache() implementation of GCC is a dummy function on Sparc. */
#define SLJIT_CACHE_FLUSH(from, to) \
sparc_cache_flush((from), (to))
#else
/* Calls __ARM_NR_cacheflush on ARM-Linux. */
#define SLJIT_CACHE_FLUSH(from, to) \
__clear_cache((char*)(from), (char*)(to))
#endif
#endif /* !SLJIT_CACHE_FLUSH */
/* 8 bit byte type. */
typedef unsigned char sljit_ub;
typedef signed char sljit_sb;
/* 16 bit half-word type. */
typedef unsigned short int sljit_uh;
typedef signed short int sljit_sh;
/* 32 bit integer type. */
typedef unsigned int sljit_ui;
typedef signed int sljit_si;
/* Machine word type. Can encapsulate a pointer.
32 bit for 32 bit machines.
64 bit for 64 bit machines. */
#if (defined SLJIT_CONFIG_UNSUPPORTED && SLJIT_CONFIG_UNSUPPORTED)
/* Just to have something. */
#define SLJIT_WORD_SHIFT 0
typedef unsigned long int sljit_uw;
typedef long int sljit_sw;
#elif !(defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) && !(defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
#define SLJIT_32BIT_ARCHITECTURE 1
#define SLJIT_WORD_SHIFT 2
typedef unsigned int sljit_uw;
typedef int sljit_sw;
#else
#define SLJIT_64BIT_ARCHITECTURE 1
#define SLJIT_WORD_SHIFT 3
#ifdef _WIN32
typedef unsigned __int64 sljit_uw;
typedef __int64 sljit_sw;
#else
typedef unsigned long int sljit_uw;
typedef long int sljit_sw;
#endif
#endif
typedef sljit_uw sljit_p;
/* Floating point types. */
typedef float sljit_s;
typedef double sljit_d;
/* Shift for pointer sized data. */
#define SLJIT_POINTER_SHIFT SLJIT_WORD_SHIFT
/* Shift for double precision sized data. */
#define SLJIT_DOUBLE_SHIFT 3
#ifndef SLJIT_W
/* Defining long constants. */
#if (defined SLJIT_64BIT_ARCHITECTURE && SLJIT_64BIT_ARCHITECTURE)
#define SLJIT_W(w) (w##ll)
#else
#define SLJIT_W(w) (w)
#endif
#endif /* !SLJIT_W */
#ifndef SLJIT_CALL
/* ABI (Application Binary Interface) types. */
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
#if defined(__GNUC__)
#define SLJIT_CALL __attribute__ ((fastcall))
#define SLJIT_X86_32_FASTCALL 1
#elif defined(_MSC_VER)
#define SLJIT_CALL __fastcall
#define SLJIT_X86_32_FASTCALL 1
#elif defined(__BORLANDC__)
#define SLJIT_CALL __msfastcall
#define SLJIT_X86_32_FASTCALL 1
#else /* Unknown compiler. */
/* The cdecl attribute is the default. */
#define SLJIT_CALL
#endif
#else /* Non x86-32 architectures. */
#define SLJIT_CALL
#endif /* SLJIT_CONFIG_X86_32 */
#endif /* !SLJIT_CALL */
#if !defined(SLJIT_BIG_ENDIAN) && !defined(SLJIT_LITTLE_ENDIAN)
/* These macros are useful for the application. */
#if (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) \
|| (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) \
|| (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
#define SLJIT_BIG_ENDIAN 1
#elif (defined SLJIT_CONFIG_MIPS_32 && SLJIT_CONFIG_MIPS_32)
#ifdef __MIPSEL__
#define SLJIT_LITTLE_ENDIAN 1
#else
#define SLJIT_BIG_ENDIAN 1
#endif
#else
#define SLJIT_LITTLE_ENDIAN 1
#endif
#endif /* !defined(SLJIT_BIG_ENDIAN) && !defined(SLJIT_LITTLE_ENDIAN) */
/* Sanity check. */
#if (defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN) && (defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
#error "Exactly one endianness must be selected"
#endif
#if !(defined SLJIT_BIG_ENDIAN && SLJIT_BIG_ENDIAN) && !(defined SLJIT_LITTLE_ENDIAN && SLJIT_LITTLE_ENDIAN)
#error "Exactly one endianness must be selected"
#endif
#ifndef SLJIT_INDIRECT_CALL
#if (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64) || (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32 && defined _AIX)
/* It seems certain ppc compilers use an indirect addressing for functions
which makes things complicated. */
#define SLJIT_INDIRECT_CALL 1
#endif
#endif /* SLJIT_INDIRECT_CALL */
#ifndef SLJIT_RETURN_ADDRESS_OFFSET
#if (defined SLJIT_CONFIG_SPARC_32 && SLJIT_CONFIG_SPARC_32)
#define SLJIT_RETURN_ADDRESS_OFFSET 8
#else
#define SLJIT_RETURN_ADDRESS_OFFSET 0
#endif
#endif /* SLJIT_RETURN_ADDRESS_OFFSET */
#ifndef SLJIT_SSE2
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64)
/* Turn on SSE2 support on x86. */
#define SLJIT_SSE2 1
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32)
/* Auto detect SSE2 support using CPUID.
On 64 bit x86 cpus, sse2 must be present. */
#define SLJIT_DETECT_SSE2 1
#endif
#endif /* (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) || (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) */
#endif /* !SLJIT_SSE2 */
#ifndef SLJIT_UNALIGNED
#if (defined SLJIT_CONFIG_X86_32 && SLJIT_CONFIG_X86_32) \
|| (defined SLJIT_CONFIG_X86_64 && SLJIT_CONFIG_X86_64) \
|| (defined SLJIT_CONFIG_ARM_V7 && SLJIT_CONFIG_ARM_V7) \
|| (defined SLJIT_CONFIG_ARM_THUMB2 && SLJIT_CONFIG_ARM_THUMB2) \
|| (defined SLJIT_CONFIG_PPC_32 && SLJIT_CONFIG_PPC_32) \
|| (defined SLJIT_CONFIG_PPC_64 && SLJIT_CONFIG_PPC_64)
#define SLJIT_UNALIGNED 1
#endif
#endif /* !SLJIT_UNALIGNED */
#if (defined SLJIT_EXECUTABLE_ALLOCATOR && SLJIT_EXECUTABLE_ALLOCATOR)
SLJIT_API_FUNC_ATTRIBUTE void* sljit_malloc_exec(sljit_uw size);
SLJIT_API_FUNC_ATTRIBUTE void sljit_free_exec(void* ptr);
#define SLJIT_MALLOC_EXEC(size) sljit_malloc_exec(size)
#define SLJIT_FREE_EXEC(ptr) sljit_free_exec(ptr)
#endif
#if (defined SLJIT_VERBOSE && SLJIT_VERBOSE)
#include <stdio.h>
#endif
#if (defined SLJIT_DEBUG && SLJIT_DEBUG)
#if !defined(SLJIT_ASSERT) || !defined(SLJIT_ASSERT_STOP)
/* SLJIT_HALT_PROCESS must halt the process. */
#ifndef SLJIT_HALT_PROCESS
#include <stdlib.h>
#define SLJIT_HALT_PROCESS() \
abort();
#endif /* !SLJIT_HALT_PROCESS */
#include <stdio.h>
#endif /* !SLJIT_ASSERT || !SLJIT_ASSERT_STOP */
/* Feel free to redefine these two macros. */
#ifndef SLJIT_ASSERT
#define SLJIT_ASSERT(x) \
do { \
if (SLJIT_UNLIKELY(!(x))) { \
printf("Assertion failed at " __FILE__ ":%d\n", __LINE__); \
SLJIT_HALT_PROCESS(); \
} \
} while (0)
#endif /* !SLJIT_ASSERT */
#ifndef SLJIT_ASSERT_STOP
#define SLJIT_ASSERT_STOP() \
do { \
printf("Should never been reached " __FILE__ ":%d\n", __LINE__); \
SLJIT_HALT_PROCESS(); \
} while (0)
#endif /* !SLJIT_ASSERT_STOP */
#else /* (defined SLJIT_DEBUG && SLJIT_DEBUG) */
/* Forcing empty, but valid statements. */
#undef SLJIT_ASSERT
#undef SLJIT_ASSERT_STOP
#define SLJIT_ASSERT(x) \
do { } while (0)
#define SLJIT_ASSERT_STOP() \
do { } while (0)
#endif /* (defined SLJIT_DEBUG && SLJIT_DEBUG) */
#ifndef SLJIT_COMPILE_ASSERT
/* Should be improved eventually. */
#define SLJIT_COMPILE_ASSERT(x, description) \
SLJIT_ASSERT(x)
#endif /* !SLJIT_COMPILE_ASSERT */
#endif
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