diff options
Diffstat (limited to 'src/atomic_bitmap.hpp')
| -rw-r--r-- | src/atomic_bitmap.hpp | 82 |
1 files changed, 41 insertions, 41 deletions
diff --git a/src/atomic_bitmap.hpp b/src/atomic_bitmap.hpp index a5440de..6b7218e 100644 --- a/src/atomic_bitmap.hpp +++ b/src/atomic_bitmap.hpp @@ -17,8 +17,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */ -#ifndef __ZS_ATOMIC_BITMAP_HPP_INCLUDED__ -#define __ZS_ATOMIC_BITMAP_HPP_INCLUDED__ +#ifndef __ZMQ_ATOMIC_BITMAP_HPP_INCLUDED__ +#define __ZMQ_ATOMIC_BITMAP_HPP_INCLUDED__ #include "stdint.hpp" #include "platform.hpp" @@ -26,29 +26,29 @@ // These are the conditions to choose between different implementations // of atomic_bitmap. -#if defined ZS_FORCE_MUTEXES -#define ZS_ATOMIC_BITMAP_MUTEX +#if defined ZMQ_FORCE_MUTEXES +#define ZMQ_ATOMIC_BITMAP_MUTEX #elif (defined __i386__ || defined __x86_64__) && defined __GNUC__ -#define ZS_ATOMIC_BITMAP_X86 +#define ZMQ_ATOMIC_BITMAP_X86 #elif 0 && defined __sparc__ && defined __GNUC__ -#define ZS_ATOMIC_BITMAP_SPARC -#elif defined ZS_HAVE_WINDOWS -#define ZS_ATOMIC_BITMAP_WINDOWS -#elif defined ZS_HAVE_SOLARIS -#define ZS_ATOMIC_BITMAP_SOLARIS +#define ZMQ_ATOMIC_BITMAP_SPARC +#elif defined ZMQ_HAVE_WINDOWS +#define ZMQ_ATOMIC_BITMAP_WINDOWS +#elif defined ZMQ_HAVE_SOLARIS +#define ZMQ_ATOMIC_BITMAP_SOLARIS #else -#define ZS_ATOMIC_BITMAP_MUTEX +#define ZMQ_ATOMIC_BITMAP_MUTEX #endif -#if defined ZS_ATOMIC_BITMAP_MUTEX +#if defined ZMQ_ATOMIC_BITMAP_MUTEX #include "mutex.hpp" -#elif defined ZS_ATOMIC_BITMAP_WINDOWS +#elif defined ZMQ_ATOMIC_BITMAP_WINDOWS #include "windows.hpp" -#elif defined ZS_ATOMIC_BITMAP_SOLARIS +#elif defined ZMQ_ATOMIC_BITMAP_SOLARIS #include <atomic.h> #endif -namespace zs +namespace zmq { // This class encapuslates several bitwise atomic operations on unsigned @@ -79,7 +79,7 @@ namespace zs // another one. Returns the original value of the reset bit. inline bool btsr (int set_index_, int reset_index_) { -#if defined ZS_ATOMIC_BITMAP_WINDOWS +#if defined ZMQ_ATOMIC_BITMAP_WINDOWS while (true) { bitmap_t oldval = value; bitmap_t newval = (oldval | (bitmap_t (1) << set_index_)) & @@ -89,7 +89,7 @@ namespace zs return (oldval & (bitmap_t (1) << reset_index_)) ? true : false; } -#elif defined ZS_ATOMIC_BITMAP_SOLARIS +#elif defined ZMQ_ATOMIC_BITMAP_SOLARIS while (true) { bitmap_t oldval = value; bitmap_t newval = (oldval | (bitmap_t (1) << set_index_)) & @@ -98,7 +98,7 @@ namespace zs return (oldval & (bitmap_t (1) << reset_index_)) ? true : false; } -#elif defined ZS_ATOMIC_BITMAP_X86 +#elif defined ZMQ_ATOMIC_BITMAP_X86 bitmap_t oldval, dummy; __asm__ volatile ( "mov %0, %1\n\t" @@ -112,7 +112,7 @@ namespace zs : "r" (bitmap_t(set_index_)), "r" (bitmap_t(reset_index_)) : "cc"); return (bool) (oldval & (bitmap_t(1) << reset_index_)); -#elif defined ZS_ATOMIC_BITMAP_SPARC +#elif defined ZMQ_ATOMIC_BITMAP_SPARC volatile bitmap_t* valptr = &value; bitmap_t set_val = bitmap_t(1) << set_index_; bitmap_t reset_val = ~(bitmap_t(1) << reset_index_); @@ -132,7 +132,7 @@ namespace zs : "r" (valptr) : "cc"); return oldval; -#elif defined ZS_ATOMIC_BITMAP_MUTEX +#elif defined ZMQ_ATOMIC_BITMAP_MUTEX sync.lock (); bitmap_t oldval = value; value = (oldval | (bitmap_t (1) << set_index_)) & @@ -148,18 +148,18 @@ namespace zs inline bitmap_t xchg (bitmap_t newval_) { bitmap_t oldval; -#if defined ZS_ATOMIC_BITMAP_WINDOWS +#if defined ZMQ_ATOMIC_BITMAP_WINDOWS oldval = InterlockedExchange ((volatile LONG*) &value, newval_); -#elif defined ZS_ATOMIC_BITMAP_SOLARIS +#elif defined ZMQ_ATOMIC_BITMAP_SOLARIS oldval = atomic_swap_32 (&value, newval_); -#elif defined ZS_ATOMIC_BITMAP_X86 +#elif defined ZMQ_ATOMIC_BITMAP_X86 oldval = newval_; __asm__ volatile ( "lock; xchg %0, %1" : "=r" (oldval) : "m" (value), "0" (oldval) : "memory"); -#elif defined ZS_ATOMIC_BITMAP_SPARC +#elif defined ZMQ_ATOMIC_BITMAP_SPARC oldval = value; volatile bitmap_t* ptrin = &value; bitmap_t tmp; @@ -176,7 +176,7 @@ namespace zs : "r" (ptrin) : "cc"); return prev; -#elif defined ZS_ATOMIC_BITMAP_MUTEX +#elif defined ZMQ_ATOMIC_BITMAP_MUTEX sync.lock (); oldval = value; value = newval_; @@ -193,7 +193,7 @@ namespace zs inline bitmap_t izte (bitmap_t thenval_, bitmap_t elseval_) { -#if defined ZS_ATOMIC_BITMAP_WINDOWS +#if defined ZMQ_ATOMIC_BITMAP_WINDOWS while (true) { bitmap_t oldval = value; bitmap_t newval = oldval == 0 ? thenval_ : elseval_; @@ -201,14 +201,14 @@ namespace zs newval, oldval) == (LONG) oldval) return oldval; } -#elif defined ZS_ATOMIC_BITMAP_SOLARIS +#elif defined ZMQ_ATOMIC_BITMAP_SOLARIS while (true) { bitmap_t oldval = value; bitmap_t newval = oldval == 0 ? thenval_ : elseval_; if (atomic_cas_32 (&value, oldval, newval) == oldval) return oldval; } -#elif defined ZS_ATOMIC_BITMAP_X86 +#elif defined ZMQ_ATOMIC_BITMAP_X86 bitmap_t oldval; bitmap_t dummy; __asm__ volatile ( @@ -225,7 +225,7 @@ namespace zs : "r" (thenval_), "r" (elseval_) : "cc"); return oldval; -#elif defined ZS_ATOMIC_BITMAP_SPARC +#elif defined ZMQ_ATOMIC_BITMAP_SPARC volatile bitmap_t* ptrin = &value; bitmap_t tmp; bitmap_t prev; @@ -242,7 +242,7 @@ namespace zs : "r" (ptrin), "r" (thenval_), "r" (elseval_) : "cc"); return prev; -#elif defined ZS_ATOMIC_BITMAP_MUTEX +#elif defined ZMQ_ATOMIC_BITMAP_MUTEX sync.lock (); bitmap_t oldval = value; value = oldval ? elseval_ : thenval_; @@ -256,7 +256,7 @@ namespace zs private: volatile bitmap_t value; -#if defined ZS_ATOMIC_BITMAP_MUTEX +#if defined ZMQ_ATOMIC_BITMAP_MUTEX mutex_t sync; #endif @@ -267,20 +267,20 @@ namespace zs } // Remove macros local to this file. -#if defined ZS_ATOMIC_BITMAP_WINDOWS -#undef ZS_ATOMIC_BITMAP_WINDOWS +#if defined ZMQ_ATOMIC_BITMAP_WINDOWS +#undef ZMQ_ATOMIC_BITMAP_WINDOWS #endif -#if defined ZS_ATOMIC_BITMAP_SOLARIS -#undef ZS_ATOMIC_BITMAP_SOLARIS +#if defined ZMQ_ATOMIC_BITMAP_SOLARIS +#undef ZMQ_ATOMIC_BITMAP_SOLARIS #endif -#if defined ZS_ATOMIC_BITMAP_X86 -#undef ZS_ATOMIC_BITMAP_X86 +#if defined ZMQ_ATOMIC_BITMAP_X86 +#undef ZMQ_ATOMIC_BITMAP_X86 #endif -#if defined ZS_ATOMIC_BITMAP_SPARC -#undef ZS_ATOMIC_BITMAP_SPARC +#if defined ZMQ_ATOMIC_BITMAP_SPARC +#undef ZMQ_ATOMIC_BITMAP_SPARC #endif -#if defined ZS_ATOMIC_BITMAP_MUTEX -#undef ZS_ATOMIC_BITMAP_MUTEX +#if defined ZMQ_ATOMIC_BITMAP_MUTEX +#undef ZMQ_ATOMIC_BITMAP_MUTEX #endif #endif |