Added a module for high level language debug symbols.

git-svn-id: svn://svn.cc65.org/cc65/trunk@5278 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/src/common/hldbgsym.h b/src/common/hldbgsym.h
new file mode 100644 (file)
index 0000000..425b35a
--- /dev/null
+++ b/src/common/hldbgsym.h
@@ -0,0 +1,88 @@
+/*****************************************************************************/
+/*                                                                           */
+/*                                 hldbgsym.h                                */
+/*                                                                           */
+/*              Definitions for high level language debug symbols            */
+/*                                                                           */
+/*                                                                           */
+/*                                                                           */
+/* (C) 2011,      Ullrich von Bassewitz                                      */
+/*                Roemerstrasse 52                                           */
+/*                D-70794 Filderstadt                                        */
+/* EMail:         uz@cc65.org                                                */
+/*                                                                           */
+/*                                                                           */
+/* This software is provided 'as-is', without any expressed or implied       */
+/* warranty.  In no event will the authors be held liable for any damages    */
+/* arising from the use of this software.                                    */
+/*                                                                           */
+/* Permission is granted to anyone to use this software for any purpose,     */
+/* including commercial applications, and to alter it and redistribute it    */
+/* freely, subject to the following restrictions:                            */
+/*                                                                           */
+/* 1. The origin of this software must not be misrepresented; you must not   */
+/*    claim that you wrote the original software. If you use this software   */
+/*    in a product, an acknowledgment in the product documentation would be  */
+/*    appreciated but is not required.                                       */
+/* 2. Altered source versions must be plainly marked as such, and must not   */
+/*    be misrepresented as being the original software.                      */
+/* 3. This notice may not be removed or altered from any source              */
+/*    distribution.                                                          */
+/*                                                                           */
+/*****************************************************************************/
+
+
+
+/* This module contains definitions for high level language symbols passed
+ * down from the C compiler. They're collected in the assembler and written to
+ * the object file in binary form, then again read by the linker and finally
+ * placed in the debug info file.
+ */
+
+
+
+#ifndef HLDBGSYM_H
+#define HLDBGSYM_H
+
+
+
+/*****************************************************************************/
+/*                                          Data                                    */
+/*****************************************************************************/
+
+
+ 
+/* Flag bits that tell something about the symbol */
+#define HL_TYPE_FUNC    0x0000U                 /* Function */
+#define HL_TYPE_SYM     0x0001U                 /* Symbol */
+#define HL_TYPE_MASK    0x0007U
+#define HL_GET_TYPE(x)  ((x) & HL_TYPE_MASK)
+#define HL_IS_FUNC(x)   (HL_GET_TYPE(x) == HL_TYPE_FUNC)
+#define HL_IS_SYM(x)    (HL_GET_TYPE(x) == HL_TYPE_SYM)
+
+/* Storage class */
+#define HL_SC_AUTO      0x0000U                 /* On stack */
+#define HL_SC_REG       0x0008U                 /* Register */
+#define HL_SC_STATIC    0x0010U                 /* Static linkage */
+#define HL_SC_EXTERN    0x0018U                 /* External linkage */
+#define HL_SC_MASK      0x0078U
+#define HL_GET_SC(x)    ((x) & HL_SC_MASK)
+
+/* Structure used for a high level function or symbol */
+typedef struct HLDbgSym HLDbgSym;
+struct HLDbgSym {
+    unsigned    Flags;                  /* See above */
+    unsigned    Name;                   /* String id of name */
+    unsigned    AsmName;                /* String id of assembler name */
+    unsigned    Type;                   /* String id of type */
+    unsigned    ScopeId;                /* Id of parent scope */
+};
+
+
+
+/* End of hldbgsyms.h */
+
+#endif
+
+
+