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Base code for handling different CPUs, more improvements

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git-svn-id: svn://svn.cc65.org/cc65/trunk@2253 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2003-08-08 11:12:04 +00:00
parent 54b535a606
commit 897f3e9530
17 changed files with 1593 additions and 1926 deletions
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52
src/da65/opctable.h
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@@ -6,10 +6,10 @@
/* */
/* */
/* */
/* (C) 2000 Ullrich von Bassewitz */
/* Wacholderweg 14 */
/* D-70597 Stuttgart */
/* EMail: uz@musoftware.de */
/* (C) 2000-2003 Ullrich von Bassewitz */
/* R<EFBFBD>merstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
@@ -38,37 +38,33 @@
/* common */
#include "cpu.h"
/* da65 */
#include "opcdesc.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Constants for LabelFlag */
enum {
lfNoLabel = 0x00, /* Don't use a label */
lfGenLabel = 0x01, /* Generate a label */
lfUseLabel = 0x02, /* Use a label if there is one */
lfLabel = lfUseLabel|lfGenLabel /* Generate and use a label */
};
/* Forward/typedef for struct OpcDesc */
typedef struct OpcDesc OpcDesc;
/* Type of pointer to a function that handles opcode output */
typedef void (*OpcHandler) (const OpcDesc*);
/* Description for one opcode */
struct OpcDesc {
char Mnemo [4]; /* Mnemonic */
unsigned char Size; /* Size of this command */
unsigned char LabelFlag; /* Generate/use label? */
unsigned char CPU; /* Available for which CPU? */
OpcHandler Handler; /* Handler routine */
};
/* Descriptions for all opcodes */
extern const OpcDesc OpcTable[256];
extern const OpcDesc* OpcTable;
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void SetOpcTable (cpu_t CPU);
/* Set the correct opcode table for the given CPU */