mirror of https://github.com/cc65/cc65.git
94 lines
4.8 KiB
C
94 lines
4.8 KiB
C
/*****************************************************************************/
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/* */
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/* funcdesc.h */
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/* */
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/* Function descriptor structure for the cc65 C compiler */
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/* */
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/* */
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/* */
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/* (C) 2000-2008 Ullrich von Bassewitz */
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/* Roemerstrasse 52 */
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/* D-70794 Filderstadt */
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/* EMail: uz@cc65.org */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef FUNCDESC_H
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#define FUNCDESC_H
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/*****************************************************************************/
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/* struct FuncDesc */
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/*****************************************************************************/
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/* Masks for the Flags field in FuncDesc */
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#define FD_NONE 0x0000U /* No flags */
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#define FD_EMPTY 0x0001U /* Function with empty param list */
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#define FD_VOID_PARAM 0x0002U /* Function with a void param list */
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#define FD_VARIADIC 0x0004U /* Function with variable param list */
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#define FD_INCOMPLETE_PARAM 0x0008U /* Function with param of unknown size */
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#define FD_OLDSTYLE 0x0010U /* Old style (K&R) function */
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#define FD_OLDSTYLE_INTRET 0x0020U /* K&R func has implicit int return */
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#define FD_UNNAMED_PARAMS 0x0040U /* Function has unnamed params */
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#define FD_CALL_WRAPPER 0x0080U /* This function is used as a wrapper */
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/* Bits that must be ignored when comparing funcs */
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#define FD_IGNORE (FD_INCOMPLETE_PARAM | FD_OLDSTYLE | FD_OLDSTYLE_INTRET | FD_UNNAMED_PARAMS | FD_CALL_WRAPPER)
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#define WRAPPED_CALL_USE_BANK 0x0100U /* WrappedCall uses .bank() */
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/* Function descriptor */
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typedef struct FuncDesc FuncDesc;
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struct FuncDesc {
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unsigned Flags; /* Bitmapped flags FD_... */
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struct SymTable* SymTab; /* Symbol table */
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struct SymTable* TagTab; /* Symbol table for structs/enums */
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unsigned ParamCount; /* Number of parameters */
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unsigned ParamSize; /* Size of the parameters */
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struct SymEntry* LastParam; /* Pointer to last parameter */
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struct FuncDesc* FuncDef; /* Descriptor used in definition */
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};
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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FuncDesc* NewFuncDesc (void);
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/* Create a new symbol table with the given name */
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void FreeFuncDesc (FuncDesc* D);
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/* Free a function descriptor */
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/* End of funcdesc.h */
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#endif
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