Browse Source

*** empty log message ***

master
Marc Alexander Lehmann 10 years ago
parent
commit
729251332b
  1. 24
      ev.c

24
ev.c

@ -535,7 +535,7 @@ struct signalfd_siginfo
* an issue with that they should have done it right in the first place.
*/
#ifndef ECB_GCC_VERSION
#if !defined(__GNUC_MINOR__) || defined(__INTEL_COMPILER) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__llvm__) || defined(__clang__)
#if !defined __GNUC_MINOR__ || defined __INTEL_COMPILER || defined __SUNPRO_C || defined __SUNPRO_CC || defined __llvm__ || defined __clang__
#define ECB_GCC_VERSION(major,minor) 0
#else
#define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor)))
@ -556,7 +556,7 @@ struct signalfd_siginfo
#endif
#ifndef ECB_MEMORY_FENCE
#if ECB_GCC_VERSION(2,5) || defined(__INTEL_COMPILER) || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
#if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
#if __i386 || __i386__
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory")
#define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */
@ -567,26 +567,26 @@ struct signalfd_siginfo
#define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */
#elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
#elif defined(__ARM_ARCH_6__ ) || defined(__ARM_ARCH_6J__ ) \
|| defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__)
#elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \
|| defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory")
#elif defined(__ARM_ARCH_7__ ) || defined(__ARM_ARCH_7A__ ) \
|| defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7R__ )
#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__
#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")
#elif defined(__s390__) || defined(__s390x__)
#elif defined __s390__ || defined __s390x__
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory")
#elif defined(__mips__)
#elif defined __mips__
#define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory")
#endif
#endif
#endif
#ifndef ECB_MEMORY_FENCE
#if ECB_GCC_VERSION(4,4) || defined(__INTEL_COMPILER) || defined(__clang__)
#if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__
#define ECB_MEMORY_FENCE __sync_synchronize ()
/*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */
/*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */
@ -595,7 +595,7 @@ struct signalfd_siginfo
#define ECB_MEMORY_FENCE _ReadWriteBarrier ()
#define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */
#define ECB_MEMORY_FENCE_RELEASE _WriteBarrier ()
#elif defined(_WIN32)
#elif defined _WIN32
#include <WinNT.h>
#define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */
#elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110
@ -626,11 +626,11 @@ struct signalfd_siginfo
#endif
#endif
#if !defined(ECB_MEMORY_FENCE_ACQUIRE) && defined(ECB_MEMORY_FENCE)
#if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE
#define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE
#endif
#if !defined(ECB_MEMORY_FENCE_RELEASE) && defined(ECB_MEMORY_FENCE)
#if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE
#define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE
#endif

Loading…
Cancel
Save