69 lines
3.4 KiB
C
69 lines
3.4 KiB
C
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/*****************************************************************************/
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/* */
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/* ea65.h */
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/* */
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/* Effective address structure definition */
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/* */
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/* */
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/* */
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/* (C) 1998-2004 Ullrich von Bassewitz */
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/* R<>merstrasse 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 EA_H
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#define EA_H
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* GetEA result struct */
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typedef struct EffAddr EffAddr;
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struct EffAddr {
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/* First three fields get filled when calling GetEA */
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unsigned long AddrModeSet; /* Possible addressing modes */
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struct ExprNode* Expr; /* Expression if any (NULL otherwise) */
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unsigned Reg; /* Register number in sweet16 mode */
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/* The following fields are used inside instr.c */
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unsigned AddrMode; /* Actual addressing mode used */
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unsigned long AddrModeBit; /* Addressing mode as bit mask */
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unsigned char Opcode; /* Opcode */
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};
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/* End of ea.h */
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#endif
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