1093 lines
39 KiB
C++
1093 lines
39 KiB
C++
/*
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* $Id$
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*
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Copyright (c) 2016-2018 Chung, Hyung-Hwan. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR
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IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _HCL_CMN_H_
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#define _HCL_CMN_H_
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/* WARNING: NEVER CHANGE/DELETE THE FOLLOWING HCL_HAVE_CFG_H DEFINITION.
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* IT IS USED FOR DEPLOYMENT BY MAKEFILE.AM */
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/*#define HCL_HAVE_CFG_H*/
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#if defined(HCL_HAVE_CFG_H)
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# include <hcl-cfg.h>
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#elif defined(_WIN32)
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# include <hcl-msw.h>
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#elif defined(__OS2__)
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# include <hcl-os2.h>
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#elif defined(__DOS__)
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# include <hcl-dos.h>
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#elif defined(macintosh)
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# include <hcl-mac.h> /* classic mac os */
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#else
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# error UNSUPPORTED SYSTEM
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#endif
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/* =========================================================================
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* ARCHITECTURE/COMPILER TWEAKS
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* ========================================================================= */
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#if defined(EMSCRIPTEN)
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# if defined(HCL_SIZEOF___INT128)
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# undef HCL_SIZEOF___INT128
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# define HCL_SIZEOF___INT128 0
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# endif
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# if defined(HCL_SIZEOF_LONG) && defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_LONG > HCL_SIZEOF_INT)
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/* autoconf doesn't seem to match actual emscripten */
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# undef HCL_SIZEOF_LONG
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# define HCL_SIZEOF_LONG HCL_SIZEOF_INT
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# endif
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#endif
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#if defined(__GNUC__) && defined(__arm__) && !defined(__ARM_ARCH)
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# if defined(__ARM_ARCH_8__)
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# define __ARM_ARCH 8
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# elif defined(__ARM_ARCH_7__)
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# define __ARM_ARCH 7
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# elif defined(__ARM_ARCH_6__)
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# define __ARM_ARCH 6
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# elif defined(__ARM_ARCH_5__)
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# define __ARM_ARCH 5
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# elif defined(__ARM_ARCH_4__)
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# define __ARM_ARCH 4
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# endif
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#endif
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/* =========================================================================
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* PRIMITIVE TYPE DEFINTIONS
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* ========================================================================= */
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/* hcl_int8_t */
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#if defined(HCL_SIZEOF_CHAR) && (HCL_SIZEOF_CHAR == 1)
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (HCL_SIZEOF_CHAR)
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# define HCL_SIZEOF_INT8_T (HCL_SIZEOF_CHAR)
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typedef unsigned char hcl_uint8_t;
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typedef signed char hcl_int8_t;
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#elif defined(HCL_SIZEOF___INT8) && (HCL_SIZEOF___INT8 == 1)
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (HCL_SIZEOF___INT8)
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# define HCL_SIZEOF_INT8_T (HCL_SIZEOF___INT8)
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typedef unsigned __int8 hcl_uint8_t;
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typedef signed __int8 hcl_int8_t;
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#elif defined(HCL_SIZEOF___INT8_T) && (HCL_SIZEOF___INT8_T == 1)
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (HCL_SIZEOF___INT8_T)
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# define HCL_SIZEOF_INT8_T (HCL_SIZEOF___INT8_T)
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typedef unsigned __int8_t hcl_uint8_t;
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typedef signed __int8_t hcl_int8_t;
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#else
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# define HCL_HAVE_UINT8_T
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# define HCL_HAVE_INT8_T
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# define HCL_SIZEOF_UINT8_T (1)
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# define HCL_SIZEOF_INT8_T (1)
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typedef unsigned char hcl_uint8_t;
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typedef signed char hcl_int8_t;
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#endif
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/* hcl_int16_t */
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#if defined(HCL_SIZEOF_SHORT) && (HCL_SIZEOF_SHORT == 2)
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# define HCL_HAVE_UINT16_T
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# define HCL_HAVE_INT16_T
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# define HCL_SIZEOF_UINT16_T (HCL_SIZEOF_SHORT)
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# define HCL_SIZEOF_INT16_T (HCL_SIZEOF_SHORT)
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typedef unsigned short int hcl_uint16_t;
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typedef signed short int hcl_int16_t;
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#elif defined(HCL_SIZEOF___INT16) && (HCL_SIZEOF___INT16 == 2)
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# define HCL_HAVE_UINT16_T
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# define HCL_HAVE_INT16_T
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# define HCL_SIZEOF_UINT16_T (HCL_SIZEOF___INT16)
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# define HCL_SIZEOF_INT16_T (HCL_SIZEOF___INT16)
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typedef unsigned __int16 hcl_uint16_t;
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typedef signed __int16 hcl_int16_t;
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#elif defined(HCL_SIZEOF___INT16_T) && (HCL_SIZEOF___INT16_T == 2)
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# define HCL_HAVE_UINT16_T
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# define HCL_HAVE_INT16_T
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# define HCL_SIZEOF_UINT16_T (HCL_SIZEOF___INT16_T)
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# define HCL_SIZEOF_INT16_T (HCL_SIZEOF___INT16_T)
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typedef unsigned __int16_t hcl_uint16_t;
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typedef signed __int16_t hcl_int16_t;
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#else
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# define HCL_HAVE_UINT16_T
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# define HCL_HAVE_INT16_T
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# define HCL_SIZEOF_UINT16_T (2)
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# define HCL_SIZEOF_INT16_T (2)
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typedef unsigned short int hcl_uint16_t;
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typedef signed short int hcl_int16_t;
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#endif
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/* hcl_int32_t */
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#if defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_INT == 4)
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# define HCL_HAVE_UINT32_T
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# define HCL_HAVE_INT32_T
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# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF_INT)
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# define HCL_SIZEOF_INT32_T (HCL_SIZEOF_INT)
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typedef unsigned int hcl_uint32_t;
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typedef signed int hcl_int32_t;
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#elif defined(HCL_SIZEOF_LONG) && (HCL_SIZEOF_LONG == 4)
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# define HCL_HAVE_UINT32_T
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# define HCL_HAVE_INT32_T
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# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF_LONG)
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# define HCL_SIZEOF_INT32_T (HCL_SIZEOF_LONG)
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typedef unsigned long int hcl_uint32_t;
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typedef signed long int hcl_int32_t;
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#elif defined(HCL_SIZEOF___INT32) && (HCL_SIZEOF___INT32 == 4)
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# define HCL_HAVE_UINT32_T
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# define HCL_HAVE_INT32_T
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# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF___INT32)
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# define HCL_SIZEOF_INT32_T (HCL_SIZEOF___INT32)
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typedef unsigned __int32 hcl_uint32_t;
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typedef signed __int32 hcl_int32_t;
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#elif defined(HCL_SIZEOF___INT32_T) && (HCL_SIZEOF___INT32_T == 4)
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# define HCL_HAVE_UINT32_T
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# define HCL_HAVE_INT32_T
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# define HCL_SIZEOF_UINT32_T (HCL_SIZEOF___INT32_T)
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# define HCL_SIZEOF_INT32_T (HCL_SIZEOF___INT32_T)
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typedef unsigned __int32_t hcl_uint32_t;
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typedef signed __int32_t hcl_int32_t;
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#elif defined(__DOS__)
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# define HCL_HAVE_UINT32_T
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# define HCL_HAVE_INT32_T
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# define HCL_SIZEOF_UINT32_T (4)
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# define HCL_SIZEOF_INT32_T (4)
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typedef unsigned long int hcl_uint32_t;
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typedef signed long int hcl_int32_t;
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#else
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# define HCL_HAVE_UINT32_T
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# define HCL_HAVE_INT32_T
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# define HCL_SIZEOF_UINT32_T (4)
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# define HCL_SIZEOF_INT32_T (4)
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typedef unsigned int hcl_uint32_t;
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typedef signed int hcl_int32_t;
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#endif
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/* hcl_int64_t */
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#if defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_INT == 8)
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# define HCL_HAVE_UINT64_T
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# define HCL_HAVE_INT64_T
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# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_INT)
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# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_INT)
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typedef unsigned int hcl_uint64_t;
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typedef signed int hcl_int64_t;
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#elif defined(HCL_SIZEOF_LONG) && (HCL_SIZEOF_LONG == 8)
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# define HCL_HAVE_UINT64_T
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# define HCL_HAVE_INT64_T
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# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG)
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# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG)
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typedef unsigned long int hcl_uint64_t;
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typedef signed long int hcl_int64_t;
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#elif defined(HCL_SIZEOF_LONG_LONG) && (HCL_SIZEOF_LONG_LONG == 8)
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# define HCL_HAVE_UINT64_T
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# define HCL_HAVE_INT64_T
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# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG_LONG)
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# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG_LONG)
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typedef unsigned long long int hcl_uint64_t;
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typedef signed long long int hcl_int64_t;
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#elif defined(HCL_SIZEOF___INT64) && (HCL_SIZEOF___INT64 == 8)
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# define HCL_HAVE_UINT64_T
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# define HCL_HAVE_INT64_T
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# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG___INT64)
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# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG___INT64)
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typedef unsigned __int64 hcl_uint64_t;
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typedef signed __int64 hcl_int64_t;
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#elif defined(HCL_SIZEOF___INT64_T) && (HCL_SIZEOF___INT64_T == 8)
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# define HCL_HAVE_UINT64_T
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# define HCL_HAVE_INT64_T
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# define HCL_SIZEOF_UINT64_T (HCL_SIZEOF_LONG___INT64_T)
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# define HCL_SIZEOF_INT64_T (HCL_SIZEOF_LONG___INT64_T)
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typedef unsigned __int64_t hcl_uint64_t;
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typedef signed __int64_t hcl_int64_t;
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#else
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/* no 64-bit integer */
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#endif
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/* hcl_int128_t */
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#if defined(HCL_SIZEOF_INT) && (HCL_SIZEOF_INT == 16)
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# define HCL_HAVE_UINT128_T
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# define HCL_HAVE_INT128_T
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# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF_INT)
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# define HCL_SIZEOF_INT128_T (HCL_SIZEOF_INT)
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typedef unsigned int hcl_uint128_t;
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typedef signed int hcl_int128_t;
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#elif defined(HCL_SIZEOF_LONG) && (HCL_SIZEOF_LONG == 16)
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# define HCL_HAVE_UINT128_T
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# define HCL_HAVE_INT128_T
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# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF_LONG)
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# define HCL_SIZEOF_INT128_T (HCL_SIZEOF_LONG)
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typedef unsigned long int hcl_uint128_t;
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typedef signed long int hcl_int128_t;
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#elif defined(HCL_SIZEOF_LONG_LONG) && (HCL_SIZEOF_LONG_LONG == 16)
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# define HCL_HAVE_UINT128_T
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# define HCL_HAVE_INT128_T
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# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF_LONG_LONG)
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# define HCL_SIZEOF_INT128_T (HCL_SIZEOF_LONG_LONG)
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typedef unsigned long long int hcl_uint128_t;
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typedef signed long long int hcl_int128_t;
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#elif defined(HCL_SIZEOF___INT128) && (HCL_SIZEOF___INT128 == 16)
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# define HCL_HAVE_UINT128_T
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# define HCL_HAVE_INT128_T
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# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF___INT128)
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# define HCL_SIZEOF_INT128_T (HCL_SIZEOF___INT128)
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typedef unsigned __int128 hcl_uint128_t;
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typedef signed __int128 hcl_int128_t;
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#elif defined(HCL_SIZEOF___INT128_T) && (HCL_SIZEOF___INT128_T == 16)
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# define HCL_HAVE_UINT128_T
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# define HCL_HAVE_INT128_T
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# define HCL_SIZEOF_UINT128_T (HCL_SIZEOF___INT128_T)
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# define HCL_SIZEOF_INT128_T (HCL_SIZEOF___INT128_T)
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#if defined(HCL_SIZEOF___UINT128_T) && (HCL_SIZEOF___UINT128_T == HCL_SIZEOF___INT128_T)
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typedef __uint128_t hcl_uint128_t;
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typedef __int128_t hcl_int128_t;
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#elif defined(__clang__)
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typedef __uint128_t hcl_uint128_t;
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typedef __int128_t hcl_int128_t;
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#else
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typedef unsigned __int128_t hcl_uint128_t;
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typedef signed __int128_t hcl_int128_t;
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#endif
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#else
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/* no 128-bit integer */
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#endif
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#if defined(HCL_HAVE_UINT8_T) && (HCL_SIZEOF_VOID_P == 1)
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# error UNSUPPORTED POINTER SIZE
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#elif defined(HCL_HAVE_UINT16_T) && (HCL_SIZEOF_VOID_P == 2)
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typedef hcl_uint16_t hcl_uintptr_t;
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typedef hcl_int16_t hcl_intptr_t;
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typedef hcl_uint8_t hcl_ushortptr_t;
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typedef hcl_int8_t hcl_shortptr_t;
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#elif defined(HCL_HAVE_UINT32_T) && (HCL_SIZEOF_VOID_P == 4)
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typedef hcl_uint32_t hcl_uintptr_t;
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typedef hcl_int32_t hcl_intptr_t;
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typedef hcl_uint16_t hcl_ushortptr_t;
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typedef hcl_int16_t hcl_shortptr_t;
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#elif defined(HCL_HAVE_UINT64_T) && (HCL_SIZEOF_VOID_P == 8)
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typedef hcl_uint64_t hcl_uintptr_t;
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typedef hcl_int64_t hcl_intptr_t;
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typedef hcl_uint32_t hcl_ushortptr_t;
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typedef hcl_int32_t hcl_shortptr_t;
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#elif defined(HCL_HAVE_UINT128_T) && (HCL_SIZEOF_VOID_P == 16)
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typedef hcl_uint128_t hcl_uintptr_t;
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typedef hcl_int128_t hcl_intptr_t;
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typedef hcl_uint64_t hcl_ushortptr_t;
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typedef hcl_int64_t hcl_shortptr_t;
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#else
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# error UNKNOWN POINTER SIZE
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#endif
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#define HCL_SIZEOF_INTPTR_T HCL_SIZEOF_VOID_P
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#define HCL_SIZEOF_UINTPTR_T HCL_SIZEOF_VOID_P
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#define HCL_SIZEOF_SHORTPTR_T (HCL_SIZEOF_VOID_P / 2)
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#define HCL_SIZEOF_USHORTPTR_T (HCL_SIZEOF_VOID_P / 2)
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#if defined(HCL_HAVE_INT128_T)
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# define HCL_SIZEOF_INTMAX_T 16
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# define HCL_SIZEOF_UINTMAX_T 16
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typedef hcl_int128_t hcl_intmax_t;
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typedef hcl_uint128_t hcl_uintmax_t;
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#elif defined(HCL_HAVE_INT64_T)
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# define HCL_SIZEOF_INTMAX_T 8
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# define HCL_SIZEOF_UINTMAX_T 8
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typedef hcl_int64_t hcl_intmax_t;
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typedef hcl_uint64_t hcl_uintmax_t;
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#elif defined(HCL_HAVE_INT32_T)
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# define HCL_SIZEOF_INTMAX_T 4
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# define HCL_SIZEOF_UINTMAX_T 4
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typedef hcl_int32_t hcl_intmax_t;
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typedef hcl_uint32_t hcl_uintmax_t;
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#elif defined(HCL_HAVE_INT16_T)
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# define HCL_SIZEOF_INTMAX_T 2
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# define HCL_SIZEOF_UINTMAX_T 2
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typedef hcl_int16_t hcl_intmax_t;
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typedef hcl_uint16_t hcl_uintmax_t;
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#elif defined(HCL_HAVE_INT8_T)
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# define HCL_SIZEOF_INTMAX_T 1
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# define HCL_SIZEOF_UINTMAX_T 1
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typedef hcl_int8_t hcl_intmax_t;
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typedef hcl_uint8_t hcl_uintmax_t;
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#else
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# error UNKNOWN INTMAX SIZE
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#endif
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/* =========================================================================
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* FLOATING-POINT TYPE
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* ========================================================================= */
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/** \typedef hcl_fltbas_t
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* The hcl_fltbas_t type defines the largest floating-pointer number type
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* naturally supported.
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*/
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#if defined(__FreeBSD__) || defined(__MINGW32__)
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/* TODO: check if the support for long double is complete.
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* if so, use long double for hcl_flt_t */
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typedef double hcl_fltbas_t;
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# define HCL_SIZEOF_FLTBAS_T HCL_SIZEOF_DOUBLE
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#elif HCL_SIZEOF_LONG_DOUBLE > HCL_SIZEOF_DOUBLE
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typedef long double hcl_fltbas_t;
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# define HCL_SIZEOF_FLTBAS_T HCL_SIZEOF_LONG_DOUBLE
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#else
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typedef double hcl_fltbas_t;
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# define HCL_SIZEOF_FLTBAS_T HCL_SIZEOF_DOUBLE
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#endif
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/** \typedef hcl_fltmax_t
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* The hcl_fltmax_t type defines the largest floating-pointer number type
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* ever supported.
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*/
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#if HCL_SIZEOF___FLOAT128 >= HCL_SIZEOF_FLTBAS_T
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/* the size of long double may be equal to the size of __float128
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* for alignment on some platforms */
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typedef __float128 hcl_fltmax_t;
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# define HCL_SIZEOF_FLTMAX_T HCL_SIZEOF___FLOAT128
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# define HCL_FLTMAX_REQUIRE_QUADMATH 1
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#else
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typedef hcl_fltbas_t hcl_fltmax_t;
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# define HCL_SIZEOF_FLTMAX_T HCL_SIZEOF_FLTBAS_T
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# undef HCL_FLTMAX_REQUIRE_QUADMATH
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#endif
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#if defined(HCL_USE_FLTMAX)
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typedef hcl_fltmax_t hcl_flt_t;
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#define HCL_SIZEOF_FLT_T HCL_SIZEOF_FLTMAX_T
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#else
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typedef hcl_fltbas_t hcl_flt_t;
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#define HCL_SIZEOF_FLT_T HCL_SIZEOF_FLTBAS_T
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#endif
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/* =========================================================================
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* BASIC HARD-CODED DEFINES
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* ========================================================================= */
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#define HCL_BITS_PER_BYTE (8)
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/* the maximum number of bch charaters to represent a single uch character */
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#define HCL_BCSIZE_MAX 6
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|
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/* =========================================================================
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* BASIC HCL TYPES
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* ========================================================================= */
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typedef char hcl_bch_t;
|
|
typedef int hcl_bci_t;
|
|
typedef unsigned int hcl_bcu_t;
|
|
typedef unsigned char hcl_bchu_t; /* unsigned version of hcl_bch_t for inner working */
|
|
#define HCL_SIZEOF_BCH_T HCL_SIZEOF_CHAR
|
|
#define HCL_SIZEOF_BCI_T HCL_SIZEOF_INT
|
|
|
|
#if defined(HCL_WIDE_CHAR_SIZE) && (HCL_WIDE_CHAR_SIZE >= 4)
|
|
# if defined(__GNUC__) && defined(__CHAR32_TYPE__)
|
|
typedef __CHAR32_TYPE__ hcl_uch_t;
|
|
# else
|
|
typedef hcl_uint32_t hcl_uch_t;
|
|
# endif
|
|
typedef hcl_uint32_t hcl_uchu_t; /* same as hcl_uch_t as it is already unsigned */
|
|
# define HCL_SIZEOF_UCH_T 4
|
|
|
|
#elif defined(__GNUC__) && defined(__CHAR16_TYPE__)
|
|
typedef __CHAR16_TYPE__ hcl_uch_t;
|
|
typedef hcl_uint16_t hcl_uchu_t; /* same as hcl_uch_t as it is already unsigned */
|
|
# define HCL_SIZEOF_UCH_T 2
|
|
#else
|
|
typedef hcl_uint16_t hcl_uch_t;
|
|
typedef hcl_uint16_t hcl_uchu_t; /* same as hcl_uch_t as it is already unsigned */
|
|
# define HCL_SIZEOF_UCH_T 2
|
|
#endif
|
|
|
|
typedef hcl_int32_t hcl_uci_t;
|
|
typedef hcl_uint32_t hcl_ucu_t;
|
|
#define HCL_SIZEOF_UCI_T 4
|
|
|
|
typedef hcl_uint8_t hcl_oob_t;
|
|
|
|
/* NOTE: sizeof(hcl_oop_t) must be equal to sizeof(hcl_oow_t) */
|
|
typedef hcl_uintptr_t hcl_oow_t;
|
|
typedef hcl_intptr_t hcl_ooi_t;
|
|
#define HCL_SIZEOF_OOW_T HCL_SIZEOF_UINTPTR_T
|
|
#define HCL_SIZEOF_OOI_T HCL_SIZEOF_INTPTR_T
|
|
#define HCL_OOW_BITS (HCL_SIZEOF_OOW_T * HCL_BITS_PER_BYTE)
|
|
#define HCL_OOI_BITS (HCL_SIZEOF_OOI_T * HCL_BITS_PER_BYTE)
|
|
|
|
typedef hcl_ushortptr_t hcl_oohw_t; /* half word - half word */
|
|
typedef hcl_shortptr_t hcl_oohi_t; /* signed half word */
|
|
#define HCL_SIZEOF_OOHW_T HCL_SIZEOF_USHORTPTR_T
|
|
#define HCL_SIZEOF_OOHI_T HCL_SIZEOF_SHORTPTR_T
|
|
#define HCL_OOHW_BITS (HCL_SIZEOF_OOHW_T * HCL_BITS_PER_BYTE)
|
|
#define HCL_OOHI_BITS (HCL_SIZEOF_OOHI_T * HCL_BITS_PER_BYTE)
|
|
|
|
struct hcl_ucs_t
|
|
{
|
|
hcl_uch_t* ptr;
|
|
hcl_oow_t len;
|
|
};
|
|
typedef struct hcl_ucs_t hcl_ucs_t;
|
|
|
|
struct hcl_bcs_t
|
|
{
|
|
hcl_bch_t* ptr;
|
|
hcl_oow_t len;
|
|
};
|
|
typedef struct hcl_bcs_t hcl_bcs_t;
|
|
|
|
#if defined(HCL_ENABLE_WIDE_CHAR)
|
|
typedef hcl_uch_t hcl_ooch_t;
|
|
typedef hcl_uchu_t hcl_oochu_t;
|
|
typedef hcl_uci_t hcl_ooci_t;
|
|
typedef hcl_ucu_t hcl_oocu_t;
|
|
typedef hcl_ucs_t hcl_oocs_t;
|
|
# define HCL_OOCH_IS_UCH
|
|
# define HCL_SIZEOF_OOCH_T HCL_SIZEOF_UCH_T
|
|
#else
|
|
typedef hcl_bch_t hcl_ooch_t;
|
|
typedef hcl_bchu_t hcl_oochu_t;
|
|
typedef hcl_bci_t hcl_ooci_t;
|
|
typedef hcl_bcu_t hcl_oocu_t;
|
|
typedef hcl_bcs_t hcl_oocs_t;
|
|
# define HCL_OOCH_IS_BCH
|
|
# define HCL_SIZEOF_OOCH_T HCL_SIZEOF_BCH_T
|
|
#endif
|
|
|
|
typedef unsigned int hcl_bitmask_t;
|
|
|
|
/* =========================================================================
|
|
* BASIC OOP ENCODING
|
|
* ========================================================================= */
|
|
|
|
/* actual structure defined in hcl.h */
|
|
typedef struct hcl_obj_t hcl_obj_t;
|
|
typedef struct hcl_obj_t* hcl_oop_t;
|
|
|
|
/*
|
|
* An object pointer(OOP) is an ordinary pointer value to an object.
|
|
* but some simple numeric values are also encoded into OOP using a simple
|
|
* bit-shifting and masking.
|
|
*
|
|
* A real OOP is stored without any bit-shifting while a non-pointer value encoded
|
|
* in an OOP is bit-shifted to the left by 2 and the 2 least-significant bits
|
|
* are set to 1 or 2.
|
|
*
|
|
* This scheme works because the object allocators aligns the object size to
|
|
* a multiple of sizeof(hcl_oop_t). This way, the 2 least-significant bits
|
|
* of a real OOP are always 0s.
|
|
*
|
|
* With 2 bits, i can encode only 3 special types except object pointers.
|
|
* Since I need more than 3 special types, I extend the tag bits up to 4 bits
|
|
* to represent a special data type that doesn't require a range as wide
|
|
* as a small integer. A unicode character, for instance, only requires 21
|
|
* bits at most. An error doesn't need to be as diverse as a small integer.
|
|
*/
|
|
|
|
#define HCL_OOP_TAG_BITS_LO 2
|
|
#define HCL_OOP_TAG_BITS_HI 2
|
|
|
|
#define HCL_OOP_TAG_SMOOI 1 /* 01 */
|
|
#define HCL_OOP_TAG_SMPTR 2 /* 10 */
|
|
#define HCL_OOP_TAG_EXTENDED 3 /* 11 - internal use only */
|
|
#define HCL_OOP_TAG_CHAR 3 /* 0011 */
|
|
#define HCL_OOP_TAG_ERROR 7 /* 0111 */
|
|
#define HCL_OOP_TAG_RESERVED0 11 /* 1011 */
|
|
#define HCL_OOP_TAG_RESERVED1 15 /* 1111 */
|
|
|
|
#define HCL_OOP_GET_TAG_LO(oop) (((hcl_oow_t)oop) & HCL_LBMASK(hcl_oow_t, HCL_OOP_TAG_BITS_LO))
|
|
#define HCL_OOP_GET_TAG_LOHI(oop) (((hcl_oow_t)oop) & HCL_LBMASK(hcl_oow_t, HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_HI))
|
|
#define HCL_OOP_GET_TAG(oop) (HCL_OOP_GET_TAG_LO(oop) == HCL_OOP_TAG_EXTENDED? HCL_OOP_GET_TAG_LOHI(oop): HCL_OOP_GET_TAG_LO(oop))
|
|
|
|
#define HCL_OOP_IS_NUMERIC(oop) (HCL_OOP_GET_TAG_LO(oop) != 0)
|
|
#define HCL_OOP_IS_POINTER(oop) (HCL_OOP_GET_TAG_LO(oop) == 0)
|
|
|
|
#define HCL_OOP_IS_SMOOI(oop) (HCL_OOP_GET_TAG_LO(oop) == HCL_OOP_TAG_SMOOI)
|
|
#define HCL_OOP_IS_SMPTR(oop) (HCL_OOP_GET_TAG_LO(oop) == HCL_OOP_TAG_SMPTR)
|
|
|
|
#define HCL_SMOOI_TO_OOP(num) ((hcl_oop_t)((((hcl_oow_t)(hcl_ooi_t)(num)) << HCL_OOP_TAG_BITS_LO) | HCL_OOP_TAG_SMOOI))
|
|
#define HCL_OOP_TO_SMOOI(oop) (((hcl_ooi_t)oop) >> HCL_OOP_TAG_BITS_LO)
|
|
/*
|
|
#define HCL_SMPTR_TO_OOP(ptr) ((hcl_oop_t)((((hcl_oow_t)(ptr)) << HCL_OOP_TAG_BITS_LO) | HCL_OOP_TAG_SMPTR))
|
|
#define HCL_OOP_TO_SMPTR(oop) (((hcl_ooi_t)oop) >> HCL_OOP_TAG_BITS_LO)
|
|
*/
|
|
#define HCL_SMPTR_TO_OOP(ptr) ((hcl_oop_t)(((hcl_oow_t)ptr) | HCL_OOP_TAG_SMPTR))
|
|
#define HCL_OOP_TO_SMPTR(oop) ((void*)(((hcl_oow_t)oop) & ~HCL_LBMASK(hcl_oow_t, HCL_OOP_TAG_BITS_LO)))
|
|
|
|
#define HCL_OOP_IS_CHAR(oop) (HCL_OOP_GET_TAG(oop) == HCL_OOP_TAG_CHAR)
|
|
#define HCL_OOP_IS_ERROR(oop) (HCL_OOP_GET_TAG(oop) == HCL_OOP_TAG_ERROR)
|
|
|
|
#define HCL_OOP_TO_CHAR(oop) (((hcl_oow_t)oop) >> (HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_LO))
|
|
#define HCL_CHAR_TO_OOP(num) ((hcl_oop_t)((((hcl_oow_t)(num)) << (HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_LO)) | HCL_OOP_TAG_CHAR))
|
|
#define HCL_OOP_TO_ERROR(oop) (((hcl_oow_t)oop) >> (HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_LO))
|
|
#define HCL_ERROR_TO_OOP(num) ((hcl_oop_t)((((hcl_oow_t)(num)) << (HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_LO)) | HCL_OOP_TAG_ERROR))
|
|
|
|
/* SMOOI takes up 62 bit on a 64-bit architecture and 30 bits
|
|
* on a 32-bit architecture. The absolute value takes up 61 bits and 29 bits
|
|
* respectively for the 1 sign bit. */
|
|
#define HCL_SMOOI_BITS (HCL_OOI_BITS - HCL_OOP_TAG_BITS_LO)
|
|
#define HCL_SMOOI_ABS_BITS (HCL_SMOOI_BITS - 1)
|
|
#define HCL_SMOOI_MAX ((hcl_ooi_t)(~((hcl_oow_t)0) >> (HCL_OOP_TAG_BITS_LO + 1)))
|
|
/* Sacrificing 1 bit pattern for a negative SMOOI makes
|
|
* implementation a lot eaisier in many respect. */
|
|
/*#define HCL_SMOOI_MIN (-HCL_SMOOI_MAX - 1)*/
|
|
#define HCL_SMOOI_MIN (-HCL_SMOOI_MAX)
|
|
#define HCL_IN_SMOOI_RANGE(ooi) ((ooi) >= HCL_SMOOI_MIN && (ooi) <= HCL_SMOOI_MAX)
|
|
|
|
|
|
/* SMPTR is a special value which has been devised to encode an address value
|
|
* whose low HCL_OOP_TAG_BITS_LO bits are 0. its class is SmallPointer. A pointer
|
|
* returned by most of system functions would be aligned to the pointer size.
|
|
* you can use the followings macros when converting such a pointer without loss. */
|
|
#define HCL_IN_SMPTR_RANGE(ptr) ((((hcl_oow_t)ptr) & HCL_LBMASK(hcl_oow_t, HCL_OOP_TAG_BITS_LO)) == 0)
|
|
|
|
#define HCL_CHAR_BITS (HCL_OOI_BITS - HCL_OOP_TAG_BITS_LO - HCL_OOP_TAG_BITS_HI)
|
|
#define HCL_CHAR_MIN 0
|
|
#define HCL_CHAR_MAX (~((hcl_oow_t)0) >> (HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_HI))
|
|
|
|
#define HCL_ERROR_BITS (HCL_OOI_BITS - HCL_OOP_TAG_BITS_LO - HCL_OOP_TAG_BITS_HI)
|
|
#define HCL_ERROR_MIN 0
|
|
#define HCL_ERROR_MAX (~((hcl_oow_t)0) >> (HCL_OOP_TAG_BITS_LO + HCL_OOP_TAG_BITS_HI))
|
|
|
|
/* TODO: There are untested code where smint is converted to hcl_oow_t.
|
|
* for example, the spec making macro treats the number as hcl_oow_t instead of hcl_ooi_t.
|
|
* as of this writing, i skip testing that part with the spec value exceeding HCL_SMOOI_MAX.
|
|
* later, please verify it works, probably by limiting the value ranges in such macros
|
|
*/
|
|
|
|
/* =========================================================================
|
|
* TIME-RELATED TYPES
|
|
* =========================================================================*/
|
|
#define HCL_MSECS_PER_SEC (1000)
|
|
#define HCL_MSECS_PER_MIN (HCL_MSECS_PER_SEC * HCL_SECS_PER_MIN)
|
|
#define HCL_MSECS_PER_HOUR (HCL_MSECS_PER_SEC * HCL_SECS_PER_HOUR)
|
|
#define HCL_MSECS_PER_DAY (HCL_MSECS_PER_SEC * HCL_SECS_PER_DAY)
|
|
|
|
#define HCL_USECS_PER_MSEC (1000)
|
|
#define HCL_NSECS_PER_USEC (1000)
|
|
#define HCL_NSECS_PER_MSEC (HCL_NSECS_PER_USEC * HCL_USECS_PER_MSEC)
|
|
#define HCL_USECS_PER_SEC (HCL_USECS_PER_MSEC * HCL_MSECS_PER_SEC)
|
|
#define HCL_NSECS_PER_SEC (HCL_NSECS_PER_USEC * HCL_USECS_PER_MSEC * HCL_MSECS_PER_SEC)
|
|
|
|
#define HCL_SECNSEC_TO_MSEC(sec,nsec) \
|
|
(((hcl_intptr_t)(sec) * HCL_MSECS_PER_SEC) + ((hcl_intptr_t)(nsec) / HCL_NSECS_PER_MSEC))
|
|
|
|
#define HCL_SECNSEC_TO_USEC(sec,nsec) \
|
|
(((hcl_intptr_t)(sec) * HCL_USECS_PER_SEC) + ((hcl_intptr_t)(nsec) / HCL_NSECS_PER_USEC))
|
|
|
|
#define HCL_SECNSEC_TO_NSEC(sec,nsec) \
|
|
(((hcl_intptr_t)(sec) * HCL_NSECS_PER_SEC) + (hcl_intptr_t)(nsec))
|
|
|
|
#define HCL_SEC_TO_MSEC(sec) ((sec) * HCL_MSECS_PER_SEC)
|
|
#define HCL_MSEC_TO_SEC(sec) ((sec) / HCL_MSECS_PER_SEC)
|
|
|
|
#define HCL_USEC_TO_NSEC(usec) ((usec) * HCL_NSECS_PER_USEC)
|
|
#define HCL_NSEC_TO_USEC(nsec) ((nsec) / HCL_NSECS_PER_USEC)
|
|
|
|
#define HCL_MSEC_TO_NSEC(msec) ((msec) * HCL_NSECS_PER_MSEC)
|
|
#define HCL_NSEC_TO_MSEC(nsec) ((nsec) / HCL_NSECS_PER_MSEC)
|
|
|
|
#define HCL_SEC_TO_NSEC(sec) ((sec) * HCL_NSECS_PER_SEC)
|
|
#define HCL_NSEC_TO_SEC(nsec) ((nsec) / HCL_NSECS_PER_SEC)
|
|
|
|
#define HCL_SEC_TO_USEC(sec) ((sec) * HCL_USECS_PER_SEC)
|
|
#define HCL_USEC_TO_SEC(usec) ((usec) / HCL_USECS_PER_SEC)
|
|
|
|
#if defined(HCL_SIZEOF_INT64_T) && (HCL_SIZEOF_INT64_T > 0)
|
|
typedef hcl_int64_t hcl_ntime_sec_t;
|
|
#else
|
|
typedef hcl_int32_t hcl_ntime_sec_t;
|
|
#endif
|
|
typedef hcl_int32_t hcl_ntime_nsec_t;
|
|
|
|
typedef struct hcl_ntime_t hcl_ntime_t;
|
|
struct hcl_ntime_t
|
|
{
|
|
hcl_ntime_sec_t sec;
|
|
hcl_ntime_nsec_t nsec; /* nanoseconds */
|
|
};
|
|
|
|
#define HCL_INIT_NTIME(c,s,ns) (((c)->sec = (s)), ((c)->nsec = (ns)))
|
|
#define HCL_CLEAR_NTIME(c) HCL_INIT_NTIME(c, 0, 0)
|
|
|
|
#define HCL_ADD_NTIME(c,a,b) \
|
|
do { \
|
|
(c)->sec = (a)->sec + (b)->sec; \
|
|
(c)->nsec = (a)->nsec + (b)->nsec; \
|
|
while ((c)->nsec >= HCL_NSECS_PER_SEC) { (c)->sec++; (c)->nsec -= HCL_NSECS_PER_SEC; } \
|
|
} while(0)
|
|
|
|
#define HCL_ADD_NTIME_SNS(c,a,s,ns) \
|
|
do { \
|
|
(c)->sec = (a)->sec + (s); \
|
|
(c)->nsec = (a)->nsec + (ns); \
|
|
while ((c)->nsec >= HCL_NSECS_PER_SEC) { (c)->sec++; (c)->nsec -= HCL_NSECS_PER_SEC; } \
|
|
} while(0)
|
|
|
|
#define HCL_SUB_NTIME(c,a,b) \
|
|
do { \
|
|
(c)->sec = (a)->sec - (b)->sec; \
|
|
(c)->nsec = (a)->nsec - (b)->nsec; \
|
|
while ((c)->nsec < 0) { (c)->sec--; (c)->nsec += HCL_NSECS_PER_SEC; } \
|
|
} while(0)
|
|
|
|
#define HCL_SUB_NTIME_SNS(c,a,s,ns) \
|
|
do { \
|
|
(c)->sec = (a)->sec - s; \
|
|
(c)->nsec = (a)->nsec - ns; \
|
|
while ((c)->nsec < 0) { (c)->sec--; (c)->nsec += HCL_NSECS_PER_SEC; } \
|
|
} while(0)
|
|
|
|
|
|
#define HCL_CMP_NTIME(a,b) (((a)->sec == (b)->sec)? ((a)->nsec - (b)->nsec): ((a)->sec - (b)->sec))
|
|
|
|
/* =========================================================================
|
|
* PRIMITIVE MACROS
|
|
* ========================================================================= */
|
|
#define HCL_UCI_EOF ((hcl_uci_t)-1)
|
|
#define HCL_BCI_EOF ((hcl_bci_t)-1)
|
|
#define HCL_OOCI_EOF ((hcl_ooci_t)-1)
|
|
|
|
#define HCL_SIZEOF(x) (sizeof(x))
|
|
#define HCL_COUNTOF(x) (sizeof(x) / sizeof((x)[0]))
|
|
#define HCL_BITSOF(x) (sizeof(x) * HCL_BITS_PER_BYTE)
|
|
|
|
/**
|
|
* The HCL_OFFSETOF() macro returns the offset of a field from the beginning
|
|
* of a structure.
|
|
*/
|
|
#define HCL_OFFSETOF(type,member) ((hcl_uintptr_t)&((type*)0)->member)
|
|
|
|
/**
|
|
* The HCL_ALIGNOF() macro returns the alignment size of a structure.
|
|
* Note that this macro may not work reliably depending on the type given.
|
|
*/
|
|
#define HCL_ALIGNOF(type) HCL_OFFSETOF(struct { hcl_uint8_t d1; type d2; }, d2)
|
|
/*(sizeof(struct { hcl_uint8_t d1; type d2; }) - sizeof(type))*/
|
|
|
|
#if defined(__cplusplus)
|
|
# if (__cplusplus >= 201103L) /* C++11 */
|
|
# define HCL_NULL nullptr
|
|
# else
|
|
# define HCL_NULL (0)
|
|
# endif
|
|
#else
|
|
# define HCL_NULL ((void*)0)
|
|
#endif
|
|
|
|
/* make a bit mask that can mask off low n bits */
|
|
#define HCL_LBMASK(type,n) (~(~((type)0) << (n)))
|
|
#define HCL_LBMASK_SAFE(type,n) (((n) < HCL_BITSOF(type))? HCL_LBMASK(type,n): ~(type)0)
|
|
|
|
/* make a bit mask that can mask off hig n bits */
|
|
#define HCL_HBMASK(type,n) (~(~((type)0) >> (n)))
|
|
#define HCL_HBMASK_SAFE(type,n) (((n) < HCL_BITSOF(type))? HCL_HBMASK(type,n): ~(type)0)
|
|
|
|
/* get 'length' bits starting from the bit at the 'offset' */
|
|
#define HCL_GETBITS(type,value,offset,length) \
|
|
((((type)(value)) >> (offset)) & HCL_LBMASK(type,length))
|
|
|
|
#define HCL_CLEARBITS(type,value,offset,length) \
|
|
(((type)(value)) & ~(HCL_LBMASK(type,length) << (offset)))
|
|
|
|
#define HCL_SETBITS(type,value,offset,length,bits) \
|
|
(value = (HCL_CLEARBITS(type,value,offset,length) | (((bits) & HCL_LBMASK(type,length)) << (offset))))
|
|
|
|
#define HCL_FLIPBITS(type,value,offset,length) \
|
|
(((type)(value)) ^ (HCL_LBMASK(type,length) << (offset)))
|
|
|
|
#define HCL_ORBITS(type,value,offset,length,bits) \
|
|
(value = (((type)(value)) | (((bits) & HCL_LBMASK(type,length)) << (offset))))
|
|
|
|
|
|
/**
|
|
* The HCL_BITS_MAX() macros calculates the maximum value that the 'nbits'
|
|
* bits of an unsigned integer of the given 'type' can hold.
|
|
* \code
|
|
* printf ("%u", HCL_BITS_MAX(unsigned int, 5));
|
|
* \endcode
|
|
*/
|
|
/*#define HCL_BITS_MAX(type,nbits) ((((type)1) << (nbits)) - 1)*/
|
|
#define HCL_BITS_MAX(type,nbits) ((~(type)0) >> (HCL_BITSOF(type) - (nbits)))
|
|
|
|
/* =========================================================================
|
|
* MMGR
|
|
* ========================================================================= */
|
|
typedef struct hcl_mmgr_t hcl_mmgr_t;
|
|
|
|
/**
|
|
* allocate a memory chunk of the size \a n.
|
|
* \return pointer to a memory chunk on success, #HCL_NULL on failure.
|
|
*/
|
|
typedef void* (*hcl_mmgr_alloc_t) (hcl_mmgr_t* mmgr, hcl_oow_t n);
|
|
/**
|
|
* resize a memory chunk pointed to by \a ptr to the size \a n.
|
|
* \return pointer to a memory chunk on success, #HCL_NULL on failure.
|
|
*/
|
|
typedef void* (*hcl_mmgr_realloc_t) (hcl_mmgr_t* mmgr, void* ptr, hcl_oow_t n);
|
|
/**
|
|
* free a memory chunk pointed to by \a ptr.
|
|
*/
|
|
typedef void (*hcl_mmgr_free_t) (hcl_mmgr_t* mmgr, void* ptr);
|
|
|
|
/**
|
|
* The hcl_mmgr_t type defines the memory management interface.
|
|
* As the type is merely a structure, it is just used as a single container
|
|
* for memory management functions with a pointer to user-defined data.
|
|
* The user-defined data pointer \a ctx is passed to each memory management
|
|
* function whenever it is called. You can allocate, reallocate, and free
|
|
* a memory chunk.
|
|
*
|
|
* For example, a hcl_xxx_open() function accepts a pointer of the hcl_mmgr_t
|
|
* type and the xxx object uses it to manage dynamic data within the object.
|
|
*/
|
|
struct hcl_mmgr_t
|
|
{
|
|
hcl_mmgr_alloc_t alloc; /**< allocation function */
|
|
hcl_mmgr_realloc_t realloc; /**< resizing function */
|
|
hcl_mmgr_free_t free; /**< disposal function */
|
|
void* ctx; /**< user-defined data pointer */
|
|
};
|
|
|
|
/**
|
|
* The HCL_MMGR_ALLOC() macro allocates a memory block of the \a size bytes
|
|
* using the \a mmgr memory manager.
|
|
*/
|
|
#define HCL_MMGR_ALLOC(mmgr,size) ((mmgr)->alloc(mmgr,size))
|
|
|
|
/**
|
|
* The HCL_MMGR_REALLOC() macro resizes a memory block pointed to by \a ptr
|
|
* to the \a size bytes using the \a mmgr memory manager.
|
|
*/
|
|
#define HCL_MMGR_REALLOC(mmgr,ptr,size) ((mmgr)->realloc(mmgr,ptr,size))
|
|
|
|
/**
|
|
* The HCL_MMGR_FREE() macro deallocates the memory block pointed to by \a ptr.
|
|
*/
|
|
#define HCL_MMGR_FREE(mmgr,ptr) ((mmgr)->free(mmgr,ptr))
|
|
|
|
|
|
/* =========================================================================
|
|
* CMGR
|
|
* =========================================================================*/
|
|
|
|
typedef struct hcl_cmgr_t hcl_cmgr_t;
|
|
|
|
typedef hcl_oow_t (*hcl_cmgr_bctouc_t) (
|
|
const hcl_bch_t* mb,
|
|
hcl_oow_t size,
|
|
hcl_uch_t* wc
|
|
);
|
|
|
|
typedef hcl_oow_t (*hcl_cmgr_uctobc_t) (
|
|
hcl_uch_t wc,
|
|
hcl_bch_t* mb,
|
|
hcl_oow_t size
|
|
);
|
|
|
|
/**
|
|
* The hcl_cmgr_t type defines the character-level interface to
|
|
* multibyte/wide-character conversion. This interface doesn't
|
|
* provide any facility to store conversion state in a context
|
|
* independent manner. This leads to the limitation that it can
|
|
* handle a stateless multibyte encoding only.
|
|
*/
|
|
struct hcl_cmgr_t
|
|
{
|
|
hcl_cmgr_bctouc_t bctouc;
|
|
hcl_cmgr_uctobc_t uctobc;
|
|
};
|
|
|
|
/* =========================================================================
|
|
* FORWARD DECLARATION FOR MAIN HCL STRUCTURE
|
|
* =========================================================================*/
|
|
typedef struct hcl_t hcl_t;
|
|
|
|
/* =========================================================================
|
|
* MACROS THAT CHANGES THE BEHAVIORS OF THE C COMPILER/LINKER
|
|
* =========================================================================*/
|
|
|
|
#if defined(__BORLANDC__) && (__BORLANDC__ < 0x500)
|
|
# define HCL_IMPORT
|
|
# define HCL_EXPORT
|
|
# define HCL_PRIVATE
|
|
#elif defined(_WIN32) || (defined(__WATCOMC__) && (__WATCOMC__ >= 1000) && !defined(__WINDOWS_386__))
|
|
# define HCL_IMPORT __declspec(dllimport)
|
|
# define HCL_EXPORT __declspec(dllexport)
|
|
# define HCL_PRIVATE
|
|
#elif defined(__GNUC__) && ((__GNUC__>= 4) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 3))
|
|
# define HCL_IMPORT __attribute__((visibility("default")))
|
|
# define HCL_EXPORT __attribute__((visibility("default")))
|
|
# define HCL_PRIVATE __attribute__((visibility("hidden")))
|
|
/*# define HCL_PRIVATE __attribute__((visibility("internal")))*/
|
|
#else
|
|
# define HCL_IMPORT
|
|
# define HCL_EXPORT
|
|
# define HCL_PRIVATE
|
|
#endif
|
|
|
|
#if defined(__cplusplus) || (defined(__STDC_VERSION__) && (__STDC_VERSION__>=199901L))
|
|
/* C++/C99 has inline */
|
|
# define HCL_INLINE inline
|
|
# define HCL_HAVE_INLINE
|
|
#elif defined(__GNUC__) && defined(__GNUC_GNU_INLINE__)
|
|
/* gcc disables inline when -std=c89 or -ansi is used.
|
|
* so use __inline__ supported by gcc regardless of the options */
|
|
# define HCL_INLINE /*extern*/ __inline__
|
|
# define HCL_HAVE_INLINE
|
|
#else
|
|
# define HCL_INLINE
|
|
# undef HCL_HAVE_INLINE
|
|
#endif
|
|
|
|
#if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4))
|
|
# define HCL_UNUSED __attribute__((__unused__))
|
|
#else
|
|
# define HCL_UNUSED
|
|
#endif
|
|
|
|
/**
|
|
* The HCL_TYPE_IS_SIGNED() macro determines if a type is signed.
|
|
* \code
|
|
* printf ("%d\n", (int)HCL_TYPE_IS_SIGNED(int));
|
|
* printf ("%d\n", (int)HCL_TYPE_IS_SIGNED(unsigned int));
|
|
* \endcode
|
|
*/
|
|
#define HCL_TYPE_IS_SIGNED(type) (((type)0) > ((type)-1))
|
|
|
|
/**
|
|
* The HCL_TYPE_IS_SIGNED() macro determines if a type is unsigned.
|
|
* \code
|
|
* printf ("%d\n", HCL_TYPE_IS_UNSIGNED(int));
|
|
* printf ("%d\n", HCL_TYPE_IS_UNSIGNED(unsigned int));
|
|
* \endcode
|
|
*/
|
|
#define HCL_TYPE_IS_UNSIGNED(type) (((type)0) < ((type)-1))
|
|
|
|
#define HCL_TYPE_SIGNED_MAX(type) \
|
|
((type)~((type)1 << ((type)HCL_BITSOF(type) - 1)))
|
|
#define HCL_TYPE_UNSIGNED_MAX(type) ((type)(~(type)0))
|
|
|
|
#define HCL_TYPE_SIGNED_MIN(type) \
|
|
((type)((type)1 << ((type)HCL_BITSOF(type) - 1)))
|
|
#define HCL_TYPE_UNSIGNED_MIN(type) ((type)0)
|
|
|
|
#define HCL_TYPE_MAX(type) \
|
|
((HCL_TYPE_IS_SIGNED(type)? HCL_TYPE_SIGNED_MAX(type): HCL_TYPE_UNSIGNED_MAX(type)))
|
|
#define HCL_TYPE_MIN(type) \
|
|
((HCL_TYPE_IS_SIGNED(type)? HCL_TYPE_SIGNED_MIN(type): HCL_TYPE_UNSIGNED_MIN(type)))
|
|
|
|
/* round up a positive integer x to the nearst multiple of y */
|
|
#define HCL_ALIGN(x,y) ((((x) + (y) - 1) / (y)) * (y))
|
|
|
|
/* round up a positive integer x to the nearst multiple of y where
|
|
* y must be a multiple of a power of 2*/
|
|
#define HCL_ALIGN_POW2(x,y) ((((x) + (y) - 1)) & ~((y) - 1))
|
|
|
|
#define HCL_IS_UNALIGNED_POW2(x,y) ((x) & ((y) - 1))
|
|
#define HCL_IS_ALIGNED_POW2(x,y) (!HCL_IS_UNALIGNED_POW2(x,y))
|
|
|
|
/* =========================================================================
|
|
* COMPILER FEATURE TEST MACROS
|
|
* =========================================================================*/
|
|
#if !defined(__has_builtin) && defined(_INTELC32_)
|
|
/* intel c code builder 1.0 ended up with an error without this override */
|
|
#define __has_builtin(x) 0
|
|
#endif
|
|
|
|
/*
|
|
#if !defined(__is_identifier)
|
|
#define __is_identifier(x) 0
|
|
#endif
|
|
|
|
#if !defined(__has_attribute)
|
|
#define __has_attribute(x) 0
|
|
#endif
|
|
*/
|
|
|
|
|
|
#if defined(__has_builtin)
|
|
#if __has_builtin(__builtin_ctz)
|
|
#define HCL_HAVE_BUILTIN_CTZ
|
|
#endif
|
|
#if __has_builtin(__builtin_ctzl)
|
|
#define HCL_HAVE_BUILTIN_CTZL
|
|
#endif
|
|
#if __has_builtin(__builtin_ctzll)
|
|
#define HCL_HAVE_BUILTIN_CTZLL
|
|
#endif
|
|
|
|
#if __has_builtin(__builtin_clz)
|
|
#define HCL_HAVE_BUILTIN_CLZ
|
|
#endif
|
|
#if __has_builtin(__builtin_clzl)
|
|
#define HCL_HAVE_BUILTIN_CLZL
|
|
#endif
|
|
#if __has_builtin(__builtin_clzll)
|
|
#define HCL_HAVE_BUILTIN_CLZLL
|
|
#endif
|
|
|
|
#if __has_builtin(__builtin_uadd_overflow)
|
|
#define HCL_HAVE_BUILTIN_UADD_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_uaddl_overflow)
|
|
#define HCL_HAVE_BUILTIN_UADDL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_uaddll_overflow)
|
|
#define HCL_HAVE_BUILTIN_UADDLL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_umul_overflow)
|
|
#define HCL_HAVE_BUILTIN_UMUL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_umull_overflow)
|
|
#define HCL_HAVE_BUILTIN_UMULL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_umulll_overflow)
|
|
#define HCL_HAVE_BUILTIN_UMULLL_OVERFLOW
|
|
#endif
|
|
|
|
#if __has_builtin(__builtin_sadd_overflow)
|
|
#define HCL_HAVE_BUILTIN_SADD_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_saddl_overflow)
|
|
#define HCL_HAVE_BUILTIN_SADDL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_saddll_overflow)
|
|
#define HCL_HAVE_BUILTIN_SADDLL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_smul_overflow)
|
|
#define HCL_HAVE_BUILTIN_SMUL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_smull_overflow)
|
|
#define HCL_HAVE_BUILTIN_SMULL_OVERFLOW
|
|
#endif
|
|
#if __has_builtin(__builtin_smulll_overflow)
|
|
#define HCL_HAVE_BUILTIN_SMULLL_OVERFLOW
|
|
#endif
|
|
|
|
#if __has_builtin(__builtin_expect)
|
|
#define HCL_HAVE_BUILTIN_EXPECT
|
|
#endif
|
|
|
|
|
|
#if __has_builtin(__sync_lock_test_and_set)
|
|
#define HCL_HAVE_SYNC_LOCK_TEST_AND_SET
|
|
#endif
|
|
#if __has_builtin(__sync_lock_release)
|
|
#define HCL_HAVE_SYNC_LOCK_RELEASE
|
|
#endif
|
|
|
|
#if __has_builtin(__sync_synchronize)
|
|
#define HCL_HAVE_SYNC_SYNCHRONIZE
|
|
#endif
|
|
#if __has_builtin(__sync_bool_compare_and_swap)
|
|
#define HCL_HAVE_SYNC_BOOL_COMPARE_AND_SWAP
|
|
#endif
|
|
#if __has_builtin(__sync_val_compare_and_swap)
|
|
#define HCL_HAVE_SYNC_VAL_COMPARE_AND_SWAP
|
|
#endif
|
|
|
|
#if __has_builtin(__builtin_bswap16)
|
|
#define HCL_HAVE_BUILTIN_BSWAP16
|
|
#endif
|
|
#if __has_builtin(__builtin_bswap32)
|
|
#define HCL_HAVE_BUILTIN_BSWAP32
|
|
#endif
|
|
#if __has_builtin(__builtin_bswap64)
|
|
#define HCL_HAVE_BUILTIN_BSWAP64
|
|
#endif
|
|
#if __has_builtin(__builtin_bswap128)
|
|
#define HCL_HAVE_BUILTIN_BSWAP128
|
|
#endif
|
|
|
|
#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
|
|
|
|
#if (__GNUC__ >= 4)
|
|
#define HCL_HAVE_SYNC_LOCK_TEST_AND_SET
|
|
#define HCL_HAVE_SYNC_LOCK_RELEASE
|
|
|
|
#define HCL_HAVE_SYNC_SYNCHRONIZE
|
|
#define HCL_HAVE_SYNC_BOOL_COMPARE_AND_SWAP
|
|
#define HCL_HAVE_SYNC_VAL_COMPARE_AND_SWAP
|
|
#endif
|
|
|
|
#if (__GNUC__ >= 4) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
|
|
#define HCL_HAVE_BUILTIN_CTZ
|
|
#define HCL_HAVE_BUILTIN_CTZL
|
|
#define HCL_HAVE_BUILTIN_CTZLL
|
|
#define HCL_HAVE_BUILTIN_CLZ
|
|
#define HCL_HAVE_BUILTIN_CLZL
|
|
#define HCL_HAVE_BUILTIN_CLZLL
|
|
#define HCL_HAVE_BUILTIN_EXPECT
|
|
#endif
|
|
|
|
#if (__GNUC__ >= 5)
|
|
#define HCL_HAVE_BUILTIN_UADD_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_UADDL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_UADDLL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_UMUL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_UMULL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_UMULLL_OVERFLOW
|
|
|
|
#define HCL_HAVE_BUILTIN_SADD_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_SADDL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_SADDLL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_SMUL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_SMULL_OVERFLOW
|
|
#define HCL_HAVE_BUILTIN_SMULLL_OVERFLOW
|
|
#endif
|
|
|
|
#if (__GNUC__ >= 5) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
|
|
/* 4.8.0 or later */
|
|
#define HCL_HAVE_BUILTIN_BSWAP16
|
|
#endif
|
|
#if (__GNUC__ >= 5) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3)
|
|
/* 4.3.0 or later */
|
|
#define HCL_HAVE_BUILTIN_BSWAP32
|
|
#define HCL_HAVE_BUILTIN_BSWAP64
|
|
/*#define HCL_HAVE_BUILTIN_BSWAP128*/
|
|
#endif
|
|
|
|
#endif
|
|
|
|
#if defined(HCL_HAVE_BUILTIN_EXPECT)
|
|
# define HCL_LIKELY(x) (__builtin_expect(!!(x),1))
|
|
# define HCL_UNLIKELY(x) (__builtin_expect(!!(x),0))
|
|
#else
|
|
# define HCL_LIKELY(x) (x)
|
|
# define HCL_UNLIKELY(x) (x)
|
|
#endif
|
|
|
|
/* =========================================================================
|
|
* STATIC ASSERTION
|
|
* =========================================================================*/
|
|
#define HCL_STATIC_JOIN_INNER(x, y) x ## y
|
|
#define HCL_STATIC_JOIN(x, y) HCL_STATIC_JOIN_INNER(x, y)
|
|
|
|
#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
|
|
# define HCL_STATIC_ASSERT(expr) _Static_assert (expr, "invalid assertion")
|
|
#elif defined(__cplusplus) && (__cplusplus >= 201103L)
|
|
# define HCL_STATIC_ASSERT(expr) static_assert (expr, "invalid assertion")
|
|
#else
|
|
# define HCL_STATIC_ASSERT(expr) typedef char HCL_STATIC_JOIN(HCL_STATIC_ASSERT_T_, __LINE__)[(expr)? 1: -1] HCL_UNUSED
|
|
#endif
|
|
|
|
#define HCL_STATIC_ASSERT_EXPR(expr) ((void)HCL_SIZEOF(char[(expr)? 1: -1]))
|
|
|
|
#endif
|