Emit debug information for globals (which include automatic variables as well because on PIC16 they are emitted as globals by the frontend).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72262 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/PIC16/PIC16DebugInfo.h

@@ -0,0 +1,93 @@
+//===-- PIC16DebugInfo.h - Interfaces for PIC16 Debug Information ============//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source 
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the helper functions for representing debug information.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef PIC16DBG_H
+#define PIC16DBG_H
+
+#include "llvm/Analysis/DebugInfo.h" 
+
+namespace llvm {
+  namespace PIC16Dbg {
+    enum VarType {
+      T_NULL,
+      T_VOID,
+      T_CHAR,
+      T_SHORT,
+      T_INT,
+      T_LONG,
+      T_FLOAT,
+      T_DOUBLE,
+      T_STRUCT,
+      T_UNION,
+      T_ENUM,
+      T_MOE,
+      T_UCHAR,
+      T_USHORT,
+      T_UINT,
+      T_ULONG
+    };
+    enum DerivedType {
+      DT_NONE,
+      DT_PTR,
+      DT_FCN,
+      DT_ARY
+    };
+    enum TypeSize {
+      S_BASIC = 5,
+      S_DERIVED = 3
+    };
+    enum DbgClass {
+      C_NULL,
+      C_AUTO,
+      C_EXT,
+      C_STAT,
+      C_REG,
+      C_EXTDEF,
+      C_LABEL,
+      C_ULABEL,
+      C_MOS,
+      C_ARG,
+      C_STRTAG,
+      C_MOU,
+      C_UNTAG,
+      C_TPDEF,
+      C_USTATIC,
+      C_ENTAG,
+      C_MOE,
+      C_REGPARM,
+      C_FIELD,
+      C_AUTOARG,
+      C_LASTENT,
+      C_BLOCK = 100,
+      C_FCN,
+      C_EOS,
+      C_FILE,
+      C_LINE,
+      C_ALIAS,
+      C_HIDDEN,
+      C_EOF,
+      C_LIST,
+      C_SECTION,
+      C_EFCN = 255
+    };
+  }
+
+  class PIC16DbgInfo {
+  public:
+    void PopulateDebugInfo(DIType Ty, unsigned short &TypeNo, bool &HasAux,
+                           int Aux[], std::string &TypeName);
+    unsigned GetTypeDebugNumber(std::string &type);
+    short getClass(DIGlobalVariable DIGV);
+  };
+} // end namespace llvm;
+#endif