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Comparing libev/ev.c (file contents):
Revision 1.474 by root, Wed Feb 11 19:20:21 2015 UTC vs.
Revision 1.475 by sf-exg, Wed Apr 1 06:57:41 2015 UTC

… …
566 #else 566 #else
567 #define ECB_PTRSIZE 4 567 #define ECB_PTRSIZE 4
568 #endif 568 #endif
569#endif 569#endif
570 570
571#define ECB_GCC_AMD64 (__amd64 || __amd64__ || __x86_64 || __x86_64__)
572#define ECB_MSVC_AMD64 (_M_AMD64 || _M_X64)
573
571/* work around x32 idiocy by defining proper macros */ 574/* work around x32 idiocy by defining proper macros */
572#if __amd64 || __x86_64 || _M_AMD64 || _M_X64 575#if ECB_GCC_AMD64 || ECB_MSVC_AMD64
573 #if _ILP32 576 #if _ILP32
574 #define ECB_AMD64_X32 1 577 #define ECB_AMD64_X32 1
575 #else 578 #else
576 #define ECB_AMD64 1 579 #define ECB_AMD64 1
577 #endif 580 #endif
… …
645 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 648 #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
646 #if __i386 || __i386__ 649 #if __i386 || __i386__
647 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") 650 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
648 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") 651 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory")
649 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 652 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
650 #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ 653 #elif ECB_GCC_AMD64
651 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") 654 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory")
652 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory") 655 #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("" : : : "memory")
653 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("") 656 #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("")
654 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ 657 #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
655 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") 658 #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
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794 797
795#define ECB_CONCAT_(a, b) a ## b 798#define ECB_CONCAT_(a, b) a ## b
796#define ECB_CONCAT(a, b) ECB_CONCAT_(a, b) 799#define ECB_CONCAT(a, b) ECB_CONCAT_(a, b)
797#define ECB_STRINGIFY_(a) # a 800#define ECB_STRINGIFY_(a) # a
798#define ECB_STRINGIFY(a) ECB_STRINGIFY_(a) 801#define ECB_STRINGIFY(a) ECB_STRINGIFY_(a)
802#define ECB_STRINGIFY_EXPR(expr) ((expr), ECB_STRINGIFY_ (expr))
799 803
800#define ecb_function_ ecb_inline 804#define ecb_function_ ecb_inline
801 805
802#if ECB_GCC_VERSION(3,1) || ECB_CLANG_VERSION(2,8) 806#if ECB_GCC_VERSION(3,1) || ECB_CLANG_VERSION(2,8)
803 #define ecb_attribute(attrlist) __attribute__ (attrlist) 807 #define ecb_attribute(attrlist) __attribute__ (attrlist)
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840 #define ecb_deprecated __declspec (deprecated) 844 #define ecb_deprecated __declspec (deprecated)
841#else 845#else
842 #define ecb_deprecated ecb_attribute ((__deprecated__)) 846 #define ecb_deprecated ecb_attribute ((__deprecated__))
843#endif 847#endif
844 848
849#if __MSC_VER >= 1500
850 #define ecb_deprecated_message(msg) __declspec (deprecated (msg))
851#elif ECB_GCC_VERSION(4,5)
852 #define ecb_deprecated_message(msg) ecb_attribute ((__deprecated__ (msg))
853#else
854 #define ecb_deprecated_message(msg) ecb_deprecated
855#endif
856
857#if _MSC_VER >= 1400
858 #define ecb_noinline __declspec (noinline)
859#else
845#define ecb_noinline ecb_attribute ((__noinline__)) 860 #define ecb_noinline ecb_attribute ((__noinline__))
861#endif
862
846#define ecb_unused ecb_attribute ((__unused__)) 863#define ecb_unused ecb_attribute ((__unused__))
847#define ecb_const ecb_attribute ((__const__)) 864#define ecb_const ecb_attribute ((__const__))
848#define ecb_pure ecb_attribute ((__pure__)) 865#define ecb_pure ecb_attribute ((__pure__))
849 866
850/* TODO http://msdn.microsoft.com/en-us/library/k6ktzx3s.aspx __declspec(noreturn) */
851#if ECB_C11 || __IBMC_NORETURN 867#if ECB_C11 || __IBMC_NORETURN
852 /* http://pic.dhe.ibm.com/infocenter/compbg/v121v141/topic/com.ibm.xlcpp121.bg.doc/language_ref/noreturn.html */ 868 /* http://pic.dhe.ibm.com/infocenter/compbg/v121v141/topic/com.ibm.xlcpp121.bg.doc/language_ref/noreturn.html */
853 #define ecb_noreturn _Noreturn 869 #define ecb_noreturn _Noreturn
870#elif ECB_CPP11
871 #define ecb_noreturn [[noreturn]]
872#elif _MSC_VER >= 1200
873 /* http://msdn.microsoft.com/en-us/library/k6ktzx3s.aspx */
874 #define ecb_noreturn __declspec (noreturn)
854#else 875#else
855 #define ecb_noreturn ecb_attribute ((__noreturn__)) 876 #define ecb_noreturn ecb_attribute ((__noreturn__))
856#endif 877#endif
857 878
858#if ECB_GCC_VERSION(4,3) 879#if ECB_GCC_VERSION(4,3)
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1065 /* but less than using pointers, and always seems to */ 1086 /* but less than using pointers, and always seems to */
1066 /* successfully return a constant. */ 1087 /* successfully return a constant. */
1067 /* the reason why we have this horrible preprocessor mess */ 1088 /* the reason why we have this horrible preprocessor mess */
1068 /* is to avoid it in all cases, at least on common architectures */ 1089 /* is to avoid it in all cases, at least on common architectures */
1069 /* or when using a recent enough gcc version (>= 4.6) */ 1090 /* or when using a recent enough gcc version (>= 4.6) */
1070#if __i386 || __i386__ || _M_X86 || __amd64 || __amd64__ || _M_X64 1091#if ((__i386 || __i386__) && !__VOS__) || _M_IX86 || ECB_GCC_AMD64 || ECB_MSVC_AMD64
1071 return 0x44; 1092 return 0x44;
1072#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ 1093#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
1073 return 0x44; 1094 return 0x44;
1074#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ 1095#elif __BYTE_ORDER__ && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
1075 return 0x11; 1096 return 0x11;
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1126 1147
1127/* basically, everything uses "ieee pure-endian" floating point numbers */ 1148/* basically, everything uses "ieee pure-endian" floating point numbers */
1128/* the only noteworthy exception is ancient armle, which uses order 43218765 */ 1149/* the only noteworthy exception is ancient armle, which uses order 43218765 */
1129#if 0 \ 1150#if 0 \
1130 || __i386 || __i386__ \ 1151 || __i386 || __i386__ \
1131 || __amd64 || __amd64__ || __x86_64 || __x86_64__ \ 1152 || ECB_GCC_AMD64 \
1132 || __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ \ 1153 || __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ \
1133 || defined __s390__ || defined __s390x__ \ 1154 || defined __s390__ || defined __s390x__ \
1134 || defined __mips__ \ 1155 || defined __mips__ \
1135 || defined __alpha__ \ 1156 || defined __alpha__ \
1136 || defined __hppa__ \ 1157 || defined __hppa__ \
1137 || defined __ia64__ \ 1158 || defined __ia64__ \
1138 || defined __m68k__ \ 1159 || defined __m68k__ \
1139 || defined __m88k__ \ 1160 || defined __m88k__ \
1140 || defined __sh__ \ 1161 || defined __sh__ \
1141 || defined _M_IX86 || defined _M_AMD64 || defined _M_IA64 \ 1162 || defined _M_IX86 || defined ECB_MSVC_AMD64 || defined _M_IA64 \
1142 || (defined __arm__ && (defined __ARM_EABI__ || defined __EABI__ || defined __VFP_FP__ || defined _WIN32_WCE || defined __ANDROID__)) \ 1163 || (defined __arm__ && (defined __ARM_EABI__ || defined __EABI__ || defined __VFP_FP__ || defined _WIN32_WCE || defined __ANDROID__)) \
1143 || defined __aarch64__ 1164 || defined __aarch64__
1144 #define ECB_STDFP 1 1165 #define ECB_STDFP 1
1145 #include <string.h> /* for memcpy */ 1166 #include <string.h> /* for memcpy */
1146#else 1167#else
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1165 #endif 1186 #endif
1166 1187
1167 #if ECB_C99 || _XOPEN_VERSION >= 600 || _POSIX_VERSION >= 200112L 1188 #if ECB_C99 || _XOPEN_VERSION >= 600 || _POSIX_VERSION >= 200112L
1168 #define ecb_ldexpf(x,e) ldexpf ((x), (e)) 1189 #define ecb_ldexpf(x,e) ldexpf ((x), (e))
1169 #else 1190 #else
1170 #define ecb_ldexpf(x,e) (float) ldexp ((x), (e)) 1191 #define ecb_ldexpf(x,e) (float) ldexp ((float) (x), (e))
1171 #endif 1192 #endif
1172 1193
1173 /* converts an ieee half/binary16 to a float */ 1194 /* converts an ieee half/binary16 to a float */
1174 ecb_function_ ecb_const float ecb_binary16_to_float (uint16_t x); 1195 ecb_function_ ecb_const float ecb_binary16_to_float (uint16_t x);
1175 ecb_function_ ecb_const float 1196 ecb_function_ ecb_const float

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