1 files changed, 56 insertions, 0 deletions
diff --git a/source/core/slang-semantic-version.h b/source/core/slang-semantic-version.h
new file mode 100644
index 000000000..bbfcb663e
--- /dev/null
+++ b/source/core/slang-semantic-version.h
@@ -0,0 +1,56 @@
+// slang-semantic-version.h
+#ifndef SLANG_SEMANTIC_VERSION_H
+#define SLANG_SEMANTIC_VERSION_H
+
+#include "../core/slang-basic.h"
+
+namespace Slang
+{
+
+struct SemanticVersion
+{
+    typedef SemanticVersion ThisType;
+
+    typedef uint64_t IntegerType;
+
+    SemanticVersion():m_major(0), m_minor(0), m_patch(0) {}
+    SemanticVersion(int inMajor, int inMinor = 0, int inPatch = 0):
+        m_major(uint8_t(inMajor)),
+        m_minor(uint8_t(inMinor)),
+        m_patch(uint8_t(inPatch))
+    {}
+
+    void reset()
+    {
+        m_major = 0;
+        m_minor = 0;
+        m_patch = 0;
+    }
+
+    IntegerType toInteger() const { return (IntegerType(m_major) << 32) | (uint32_t(m_minor) << 16) | m_patch; }
+    void setFromInteger(IntegerType v)
+    {
+        m_major = (v >> 32);
+        m_minor = uint16_t(v >> 16);
+        m_patch = uint16_t(v);
+    }
+
+    static SlangResult parse(const UnownedStringSlice& value, SemanticVersion& outVersion);
+    void append(StringBuilder& buf) const;
+
+    bool operator>(const ThisType& rhs) const { return toInteger() > rhs.toInteger(); }
+    bool operator>=(const ThisType& rhs) const { return toInteger() >= rhs.toInteger(); }
+
+    bool operator<(const ThisType& rhs) const { return toInteger() < rhs.toInteger(); }
+    bool operator<=(const ThisType& rhs) const { return toInteger() <= rhs.toInteger(); }
+
+    bool operator==(const ThisType& rhs) const { return toInteger() == rhs.toInteger(); }
+    bool operator!=(const ThisType& rhs) const { return toInteger() != rhs.toInteger(); }
+
+    uint32_t m_major;
+    uint16_t m_minor;
+    uint16_t m_patch;
+};
+
+}
+#endif