|
|
@ -484,7 +484,7 @@ struct signalfd_siginfo |
|
|
|
/* |
|
|
|
* libecb - http://software.schmorp.de/pkg/libecb |
|
|
|
* |
|
|
|
* Copyright (©) 2009-2012 Marc Alexander Lehmann <libecb@schmorp.de> |
|
|
|
* Copyright (©) 2009-2013 Marc Alexander Lehmann <libecb@schmorp.de> |
|
|
|
* Copyright (©) 2011 Emanuele Giaquinta |
|
|
|
* All rights reserved. |
|
|
|
* |
|
|
@ -549,7 +549,7 @@ struct signalfd_siginfo |
|
|
|
#endif |
|
|
|
|
|
|
|
/* work around x32 idiocy by defining proper macros */ |
|
|
|
#if __x86_64 || _M_AMD64 |
|
|
|
#if __amd64 || __x86_64 || _M_AMD64 || _M_X64 |
|
|
|
#if _ILP32 |
|
|
|
#define ECB_AMD64_X32 1 |
|
|
|
#else |
|
|
@ -619,7 +619,7 @@ struct signalfd_siginfo |
|
|
|
#elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \ |
|
|
|
|| defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__ |
|
|
|
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") |
|
|
|
#elif __sparc || __sparc__ |
|
|
|
#elif (__sparc || __sparc__) && !__sparcv8 |
|
|
|
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad" : : : "memory") |
|
|
|
#define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
|
|
|
#define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
|
|
@ -662,6 +662,12 @@ struct signalfd_siginfo |
|
|
|
|
|
|
|
#elif ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
|
|
|
#define ECB_MEMORY_FENCE __sync_synchronize () |
|
|
|
#elif _MSC_VER >= 1500 /* VC++ 2008 */ |
|
|
|
/* apparently, microsoft broke all the memory barrier stuff in Visual Studio 2008... */ |
|
|
|
#pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
|
|
|
#define ECB_MEMORY_FENCE _ReadWriteBarrier (); MemoryBarrier() |
|
|
|
#define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier (); MemoryBarrier() /* according to msdn, _ReadBarrier is not a load fence */ |
|
|
|
#define ECB_MEMORY_FENCE_RELEASE _WriteBarrier (); MemoryBarrier() |
|
|
|
#elif _MSC_VER >= 1400 /* VC++ 2005 */ |
|
|
|
#pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
|
|
|
#define ECB_MEMORY_FENCE _ReadWriteBarrier () |
|
|
@ -1072,10 +1078,17 @@ ecb_inline ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == |
|
|
|
|
|
|
|
#include <math.h> /* for frexp*, ldexp*, INFINITY, NAN */ |
|
|
|
|
|
|
|
#ifdef NEN |
|
|
|
/* only the oldest of old doesn't have this one. solaris. */ |
|
|
|
#ifdef INFINITY |
|
|
|
#define ECB_INFINITY INFINITY |
|
|
|
#else |
|
|
|
#define ECB_INFINITY HUGE_VAL |
|
|
|
#endif |
|
|
|
|
|
|
|
#ifdef NAN |
|
|
|
#define ECB_NAN NAN |
|
|
|
#else |
|
|
|
#define ECB_NAN INFINITY |
|
|
|
#define ECB_NAN ECB_INFINITY |
|
|
|
#endif |
|
|
|
|
|
|
|
/* converts an ieee half/binary16 to a float */ |
|
|
@ -1090,7 +1103,7 @@ ecb_inline ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == |
|
|
|
if (!e ) r = ldexpf (m , -24); |
|
|
|
else if (e != 31) r = ldexpf (m + 0x400, e - 25); |
|
|
|
else if (m ) r = ECB_NAN; |
|
|
|
else r = INFINITY; |
|
|
|
else r = ECB_INFINITY; |
|
|
|
|
|
|
|
return x & 0x8000 ? -r : r; |
|
|
|
} |
|
|
|