Initial overlay of HQEMU 2.5.2 changes onto underlying 2.5.1 QEMU GIT tree2.5.1_overlay

1 files changed, 35 insertions, 0 deletions

diff --git a/llvm/include/pmu/arm/arm-events.h b/llvm/include/pmu/arm/arm-events.h
new file mode 100644
index 0000000..b3bb1d7
--- /dev/null
+++ b/llvm/include/pmu/arm/arm-events.h
@@ -0,0 +1,35 @@
+/*
+ *  (C) 2018 by Computer System Laboratory, IIS, Academia Sinica, Taiwan.
+ *      See COPYRIGHT in top-level directory.
+ */
+
+#ifndef __ARM_EVENTS_H
+#define __ARM_EVENTS_H
+
+#include <vector>
+#include "pmu/pmu.h"
+
+namespace pmu {
+
+class PMUEvent;
+
+#if defined(__arm__)
+#define pmu_mb()    ((void(*)(void))0xffff0fa0)()
+#define pmu_rmb()   ((void(*)(void))0xffff0fa0)()
+#define pmu_wmb()   ((void(*)(void))0xffff0fa0)()
+#elif defined(__aarch64__)
+#define pmu_mb()    asm volatile("dmb ish" ::: "memory")
+#define pmu_rmb()   asm volatile("dmb ishld" ::: "memory")
+#define pmu_wmb()   asm volatile("dmb ishst" ::: "memory")
+#endif 
+
+
+int ARMInit(void);
+
+} /* namespace pmu */
+
+#endif /* __ARM_EVENTS_H */
+
+/*
+ * vim: ts=8 sts=4 sw=4 expandtab
+ */