Support of *-generic-16 target

ispc.h

@@ -196,7 +196,7 @@ public:
     /** Initializes the given Target pointer for a target of the given
         name, if the name is a known target.  Returns true if the
         target was initialized and false if the name is unknown. */
-    Target(const char *arch, const char *cpu, const char *isa, bool pic);
+    Target(const char *arch, const char *cpu, const char *isa, bool pic, std::string genenricAsSmth = "");
 
     /** Returns a comma-delimited string giving the names of the currently
         supported compilation targets. */
@@ -255,6 +255,8 @@ public:
 
     ISA getISA() const {return m_isa;}
 
+    std::string getTreatGenericAsSmth() const {return m_treatGenericAsSmth;} 
+
     std::string getArch() const {return m_arch;}
 
     bool is32Bit() const {return m_is32Bit;}
@@ -316,6 +318,9 @@ private:
     /** Instruction set being compiled to. */
     ISA m_isa;
 
+    /** The variable shows if we use special mangling with generic target. */
+    std::string m_treatGenericAsSmth;
+
     /** Target system architecture.  (e.g. "x86-64", "x86"). */
     std::string m_arch;