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-rw-r--r--gcc-4.8/libitm/config/x86/target.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc-4.8/libitm/config/x86/target.h b/gcc-4.8/libitm/config/x86/target.h
index 77b627f95..063c09ed9 100644
--- a/gcc-4.8/libitm/config/x86/target.h
+++ b/gcc-4.8/libitm/config/x86/target.h
@@ -125,6 +125,13 @@ htm_abort_should_retry (uint32_t begin_ret)
{
return begin_ret & _XABORT_RETRY;
}
+
+/* Returns true iff a hardware transaction is currently being executed. */
+static inline bool
+htm_transaction_active ()
+{
+ return _xtest() != 0;
+}
#endif