Blame OpenImageIO-ppc.patch
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diff -Naur OpenImageIO-oiio-2939154.orig/src/include/thread.h OpenImageIO-oiio-2939154/src/include/thread.h
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--- OpenImageIO-oiio-2939154.orig/src/include/thread.h 2012-06-04 12:30:16.000000000 -0500
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+++ OpenImageIO-oiio-2939154/src/include/thread.h 2012-06-13 15:14:36.648990016 -0500
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@@ -103,7 +103,7 @@
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#endif
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#if defined(__GNUC__) && (defined(_GLIBCXX_ATOMIC_BUILTINS) || (__GNUC__ * 100 + __GNUC_MINOR__ >= 401))
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-#if !defined(__FreeBSD__) || defined(__x86_64__)
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+#if !defined(__FreeBSD__) && !defined(__PPC__) || defined(__x86_64__)
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#define USE_GCC_ATOMICS
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#endif
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#endif
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@@ -272,6 +272,11 @@
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#elif defined(_WIN32)
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// Windows
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return _InterlockedExchangeAdd ((volatile LONG *)at, x);
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+#elif defined (__PPC__)
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+ long long r;
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+ r = *at;
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+ *at += x;
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+ return r;
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#else
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# error No atomics on this platform.
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#endif
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@@ -297,6 +302,11 @@
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# else
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return InterlockedExchangeAdd64 ((volatile LONGLONG *)at, x);
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# endif
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+#elif defined (__PPC__)
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+ long long r;
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+ r = *at;
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+ *at += x;
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+ return r;
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#else
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# error No atomics on this platform.
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#endif
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@@ -322,6 +332,8 @@
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return OSAtomicCompareAndSwap32Barrier (compareval, newval, at);
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#elif defined(_WIN32)
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return (_InterlockedCompareExchange ((volatile LONG *)at, newval, compareval) == compareval);
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+#elif defined(__PPC__)
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+ return ((*at == compareval) ? (*at = newval), 1 : 0);
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#else
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# error No atomics on this platform.
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#endif
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@@ -341,6 +353,8 @@
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return OSAtomicCompareAndSwap64Barrier (compareval, newval, at);
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#elif defined(_WIN32)
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return (_InterlockedCompareExchange64 ((volatile LONGLONG *)at, newval, compareval) == compareval);
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+#elif defined(__PPC__)
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+ return ((*at == compareval) ? (*at = newval), 1 : 0);
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#else
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# error No atomics on this platform.
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#endif
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