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define wxHAS_ATOMIC_OPS only if native implementation is available; use fewer loop iterations in the test if it isn't as otherwise the test takes way too long to run

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@53954 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2008-06-02 20:42:23 +00:00
parent f60ca3e24c
commit 42124e683d
4 changed files with 53 additions and 28 deletions
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13
include/wx/atomic.h
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@@ -88,7 +88,7 @@ inline wxUint32 wxAtomicDec (wxUint32 &value)
#else // unknown platform
// it will result in inclusion if the generic implementation code a bit later in this page
#define wxHAS_GENERIC_ATOMIC_OPS 1
#define wxNEEDS_GENERIC_ATOMIC_OPS
#endif // unknown platform
@@ -105,11 +105,8 @@ inline wxUint32 wxAtomicDec (wxUint32 &value) { return --value; }
// behaviour
// ----------------------------------------------------------------------------
#if !defined(wxHAS_GENERIC_ATOMIC_OPS)
#define wxHAS_GENERIC_ATOMIC_OPS 0
#endif
#ifdef wxNEEDS_GENERIC_ATOMIC_OPS
#if wxHAS_GENERIC_ATOMIC_OPS
#include "wx/thread.h" // for wxCriticalSection
class wxAtomicInt32
@@ -144,14 +141,16 @@ private:
inline void wxAtomicInc(wxAtomicInt32 &value) { value.Inc(); }
inline wxInt32 wxAtomicDec(wxAtomicInt32 &value) { return value.Dec(); }
#else // !wxHAS_GENERIC_ATOMIC_OPS
#else // !wxNEEDS_GENERIC_ATOMIC_OPS
#define wxHAS_ATOMIC_OPS
inline void wxAtomicInc(wxInt32 &value) { wxAtomicInc((wxUint32&)value); }
inline wxInt32 wxAtomicDec(wxInt32 &value) { return wxAtomicDec((wxUint32&)value); }
typedef wxInt32 wxAtomicInt32;
#endif // wxHAS_GENERIC_ATOMIC_OPS
#endif // wxNEEDS_GENERIC_ATOMIC_OPS
// all the native implementations use 32 bits currently
// for a 64 bits implementation we could use (a future) wxAtomicInt64 as