ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/libecb/ecb.h
(Generate patch)

Comparing libecb/ecb.h (file contents):
Revision 1.151 by root, Wed Feb 11 18:47:34 2015 UTC vs.
Revision 1.162 by sf-exg, Fri Mar 20 10:42:37 2015 UTC

1/* 1/*
2 * libecb - http://software.schmorp.de/pkg/libecb 2 * libecb - http://software.schmorp.de/pkg/libecb
3 * 3 *
4 * Copyright (©) 2009-2014 Marc Alexander Lehmann <libecb@schmorp.de> 4 * Copyright (©) 2009-2015 Marc Alexander Lehmann <libecb@schmorp.de>
5 * Copyright (©) 2011 Emanuele Giaquinta 5 * Copyright (©) 2011 Emanuele Giaquinta
6 * All rights reserved. 6 * All rights reserved.
7 * 7 *
8 * Redistribution and use in source and binary forms, with or without modifica- 8 * Redistribution and use in source and binary forms, with or without modifica-
9 * tion, are permitted provided that the following conditions are met: 9 * tion, are permitted provided that the following conditions are met:
… …
74 #else 74 #else
75 #define ECB_PTRSIZE 4 75 #define ECB_PTRSIZE 4
76 #endif 76 #endif
77#endif 77#endif
78 78
79#define ECB_GCC_AMD64 (__amd64 || __amd64__ || __x86_64 || __x86_64__)
80#define ECB_MSVC_AMD64 (_M_AMD64 || _M_X64)
81
79/* work around x32 idiocy by defining proper macros */ 82/* work around x32 idiocy by defining proper macros */
80#if __amd64 || __x86_64 || _M_AMD64 || _M_X64 83#if ECB_GCC_AMD64 || ECB_MSVC_AMD64
81 #if _ILP32 84 #if _ILP32
82 #define ECB_AMD64_X32 1 85 #define ECB_AMD64_X32 1
83 #else 86 #else
84 #define ECB_AMD64 1 87 #define ECB_AMD64 1
85 #endif 88 #endif
… …
153 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 156 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
154 #if __i386 || __i386__ 157 #if __i386 || __i386__
155 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") 158 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
156 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") 159 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory")
157 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 160 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
158 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ 161 #elif ECB_GCC_AMD64
159 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") 162 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory")
160 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") 163 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory")
161 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 164 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
162 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ 165 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
163 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 166 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
… …
302 305
303#define ECB_CONCAT_(a, b) a ## b 306#define ECB_CONCAT_(a, b) a ## b
304#define ECB_CONCAT(a, b) ECB_CONCAT_(a, b) 307#define ECB_CONCAT(a, b) ECB_CONCAT_(a, b)
305#define ECB_STRINGIFY_(a) # a 308#define ECB_STRINGIFY_(a) # a
306#define ECB_STRINGIFY(a) ECB_STRINGIFY_(a) 309#define ECB_STRINGIFY(a) ECB_STRINGIFY_(a)
310#define ECB_STRINGIFY_EXPR(expr) ((expr), ECB_STRINGIFY_ (expr))
307 311
308#define ecb_function_ ecb_inline 312#define ecb_function_ ecb_inline
309 313
310#if ECB_GCC_VERSION(3,1) || ECB_CLANG_VERSION(2,8) 314#if ECB_GCC_VERSION(3,1) || ECB_CLANG_VERSION(2,8)
311 #define ecb_attribute(attrlist) __attribute__ (attrlist) 315 #define ecb_attribute(attrlist) __attribute__ (attrlist)
… …
348 #define ecb_deprecated __declspec (deprecated) 352 #define ecb_deprecated __declspec (deprecated)
349#else 353#else
350 #define ecb_deprecated ecb_attribute ((__deprecated__)) 354 #define ecb_deprecated ecb_attribute ((__deprecated__))
351#endif 355#endif
352 356
357#if _MSC_VER >= 1500
358 #define ecb_deprecated_message(msg) __declspec (deprecated (msg))
359#elif ECB_GCC_VERSION(4,5)
360 #define ecb_deprecated_message(msg) ecb_attribute ((__deprecated__ (msg))
361#else
362 #define ecb_deprecated_message(msg) ecb_deprecated
363#endif
364
365#if _MSC_VER >= 1400
366 #define ecb_noinline __declspec (noinline)
367#else
353#define ecb_noinline ecb_attribute ((__noinline__)) 368 #define ecb_noinline ecb_attribute ((__noinline__))
369#endif
370
354#define ecb_unused ecb_attribute ((__unused__)) 371#define ecb_unused ecb_attribute ((__unused__))
355#define ecb_const ecb_attribute ((__const__)) 372#define ecb_const ecb_attribute ((__const__))
356#define ecb_pure ecb_attribute ((__pure__)) 373#define ecb_pure ecb_attribute ((__pure__))
357 374
358/* TODO http://msdn.microsoft.com/en-us/library/k6ktzx3s.aspx __declspec(noreturn) */
359#if ECB_C11 || __IBMC_NORETURN 375#if ECB_C11 || __IBMC_NORETURN
360 /* http://pic.dhe.ibm.com/infocenter/compbg/v121v141/topic/com.ibm.xlcpp121.bg.doc/language_ref/noreturn.html */ 376 /* http://pic.dhe.ibm.com/infocenter/compbg/v121v141/topic/com.ibm.xlcpp121.bg.doc/language_ref/noreturn.html */
361 #define ecb_noreturn _Noreturn 377 #define ecb_noreturn _Noreturn
378#elif ECB_CPP11
379 #define ecb_noreturn [[noreturn]]
380#elif _MSC_VER >= 1200
381 /* http://msdn.microsoft.com/en-us/library/k6ktzx3s.aspx */
382 #define ecb_noreturn __declspec (noreturn)
362#else 383#else
363 #define ecb_noreturn ecb_attribute ((__noreturn__)) 384 #define ecb_noreturn ecb_attribute ((__noreturn__))
364#endif 385#endif
365 386
366#if ECB_GCC_VERSION(4,3) 387#if ECB_GCC_VERSION(4,3)
… …
573 /* but less than using pointers, and always seems to */ 594 /* but less than using pointers, and always seems to */
574 /* successfully return a constant. */ 595 /* successfully return a constant. */
575 /* the reason why we have this horrible preprocessor mess */ 596 /* the reason why we have this horrible preprocessor mess */
576 /* is to avoid it in all cases, at least on common architectures */ 597 /* is to avoid it in all cases, at least on common architectures */
577 /* or when using a recent enough gcc version (>= 4.6) */ 598 /* or when using a recent enough gcc version (>= 4.6) */
578#if __i386 || __i386__ || _M_X86 || __amd64 || __amd64__ || _M_X64 599#if ((__i386 || __i386__) && !__VOS__) || _M_IX86 || ECB_GCC_AMD64 || ECB_MSVC_AMD64
579 return 0x44; 600 return 0x44;
580#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 601#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
581 return 0x44; 602 return 0x44;
582#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 603#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
583 return 0x11; 604 return 0x11;
… …
634 655
635/* basically, everything uses "ieee pure-endian" floating point numbers */ 656/* basically, everything uses "ieee pure-endian" floating point numbers */
636/* the only noteworthy exception is ancient armle, which uses order 43218765 */ 657/* the only noteworthy exception is ancient armle, which uses order 43218765 */
637#if 0 \ 658#if 0 \
638 || __i386 || __i386__ \ 659 || __i386 || __i386__ \
639 || __amd64 || __amd64__ || __x86_64 || __x86_64__ \ 660 || ECB_GCC_AMD64 \
640 || __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ \ 661 || __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ \
641 || defined __s390__ || defined __s390x__ \ 662 || defined __s390__ || defined __s390x__ \
642 || defined __mips__ \ 663 || defined __mips__ \
643 || defined __alpha__ \ 664 || defined __alpha__ \
644 || defined __hppa__ \ 665 || defined __hppa__ \
645 || defined __ia64__ \ 666 || defined __ia64__ \
646 || defined __m68k__ \ 667 || defined __m68k__ \
647 || defined __m88k__ \ 668 || defined __m88k__ \
648 || defined __sh__ \ 669 || defined __sh__ \
649 || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 \ 670 || defined _M_IX86 || defined ECB_MSVC_AMD64 || defined _M_IA64 \
650 || (defined __arm__ && (defined __ARM_EABI__ || defined __EABI__ || defined __VFP_FP__ || defined _WIN32_WCE || defined __ANDROID__)) \ 671 || (defined __arm__ && (defined __ARM_EABI__ || defined __EABI__ || defined __VFP_FP__ || defined _WIN32_WCE || defined __ANDROID__)) \
651 || defined __aarch64__ 672 || defined __aarch64__
652 #define ECB_STDFP 1 673 #define ECB_STDFP 1
653 #include <string.h> /* for memcpy */ 674 #include <string.h> /* for memcpy */
654#else 675#else
… …
673 #endif 694 #endif
674 695
675 #if ECB_C99 || _XOPEN_VERSION >= 600 || _POSIX_VERSION >= 200112L 696 #if ECB_C99 || _XOPEN_VERSION >= 600 || _POSIX_VERSION >= 200112L
676 #define ecb_ldexpf(x,e) ldexpf ((x), (e)) 697 #define ecb_ldexpf(x,e) ldexpf ((x), (e))
677 #else 698 #else
678 #define ecb_ldexpf(x,e) (float) ldexp ((x), (e)) 699 #define ecb_ldexpf(x,e) (float) ldexp ((double) (x), (e))
679 #endif 700 #endif
680 701
681 /* converts an ieee half/binary16 to a float */ 702 /* converts an ieee half/binary16 to a float */
682 ecb_function_ ecb_const float ecb_binary16_to_float (uint16_t x); 703 ecb_function_ ecb_const float ecb_binary16_to_float (uint16_t x);
683 ecb_function_ ecb_const float 704 ecb_function_ ecb_const float

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines