1 /*****************************************************************************/
5 /* Function descriptor structure for the cc65 C compiler */
9 /* (C) 2000-2008 Ullrich von Bassewitz */
10 /* Roemerstrasse 52 */
11 /* D-70794 Filderstadt */
12 /* EMail: uz@cc65.org */
15 /* This software is provided 'as-is', without any expressed or implied */
16 /* warranty. In no event will the authors be held liable for any damages */
17 /* arising from the use of this software. */
19 /* Permission is granted to anyone to use this software for any purpose, */
20 /* including commercial applications, and to alter it and redistribute it */
21 /* freely, subject to the following restrictions: */
23 /* 1. The origin of this software must not be misrepresented; you must not */
24 /* claim that you wrote the original software. If you use this software */
25 /* in a product, an acknowledgment in the product documentation would be */
26 /* appreciated but is not required. */
27 /* 2. Altered source versions must be plainly marked as such, and must not */
28 /* be misrepresented as being the original software. */
29 /* 3. This notice may not be removed or altered from any source */
32 /*****************************************************************************/
41 /*****************************************************************************/
43 /*****************************************************************************/
47 /* Masks for the Flags field in FuncDesc */
48 #define FD_NONE 0x0000U /* No flags */
49 #define FD_EMPTY 0x0001U /* Function with empty param list */
50 #define FD_VOID_PARAM 0x0002U /* Function with a void param list */
51 #define FD_VARIADIC 0x0004U /* Function with variable param list */
52 #define FD_OLDSTYLE 0x0010U /* Old style (K&R) function */
53 #define FD_OLDSTYLE_INTRET 0x0020U /* K&R func has implicit int return */
54 #define FD_UNNAMED_PARAMS 0x0040U /* Function has unnamed params */
55 #define FD_CALL_WRAPPER 0x0080U /* This function is used as a wrapper */
57 /* Bits that must be ignored when comparing funcs */
58 #define FD_IGNORE (FD_OLDSTYLE | FD_OLDSTYLE_INTRET | FD_UNNAMED_PARAMS | FD_CALL_WRAPPER)
62 /* Function descriptor */
63 typedef struct FuncDesc FuncDesc;
65 unsigned Flags; /* Bitmapped flags FD_... */
66 struct SymTable* SymTab; /* Symbol table */
67 struct SymTable* TagTab; /* Symbol table for structs/enums */
68 unsigned ParamCount; /* Number of parameters */
69 unsigned ParamSize; /* Size of the parameters */
70 struct SymEntry* LastParam; /* Pointer to last parameter */
71 struct SymEntry* WrappedCall; /* Pointer to the WrappedCall */
72 unsigned char WrappedCallData;/* The WrappedCall's user data */
77 /*****************************************************************************/
79 /*****************************************************************************/
83 FuncDesc* NewFuncDesc (void);
84 /* Create a new symbol table with the given name */
86 void FreeFuncDesc (FuncDesc* D);
87 /* Free a function descriptor */
91 /* End of funcdesc.h */