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

1 files changed, 51 insertions, 0 deletions

diff --git a/llvm/include/llvm-annotate.h b/llvm/include/llvm-annotate.h
new file mode 100644
index 0000000..25454ed
--- /dev/null
+++ b/llvm/include/llvm-annotate.h
@@ -0,0 +1,51 @@
+/*
+ *  (C) 2015 by Computer System Laboratory, IIS, Academia Sinica, Taiwan.
+ *      See COPYRIGHT in top-level directory.
+ */
+
+#ifndef __LLVM_ANNOTATE_H
+#define __LLVM_ANNOTATE_H
+
+#include <map>
+#include <cstdint>
+#include "qemu-types.h"
+#include "llvm-types.h"
+#include "utils.h"
+
+/* Loop metadata */
+struct LoopMetadata {
+    LoopMetadata()
+        : Address(-1), Length(-1), VS(-1), VF(-1), Distance(INT_MIN), Start(-1),
+          End(-1), Stride(-1) {}
+    target_ulong Address;
+    uint32_t Length;
+    uint32_t VS, VF;
+    int Distance;
+    int Start, End;
+    int Stride;
+};
+
+/*
+ * The AnnotationFactory class manages the metadata information.
+ */
+class AnnotationFactory {
+    typedef std::map<uintptr_t, LoopMetadata*> LoopList;
+
+    std::string MetaFile;
+
+    int ParseXML(const char *name);
+
+public:
+    AnnotationFactory();
+    ~AnnotationFactory();
+
+    LoopList Loops;
+    LoopMetadata *getLoopAnnotation(target_ulong addr);
+    bool hasLoopAnnotation(target_ulong addr);
+};
+
+#endif
+
+/*
+ * vim: ts=8 sts=4 sw=4 expandtab
+ */