/* deco4004.c */
/*****************************************************************************/
/* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only */
/* */
/* */
/* Dissector 4004 */
/* */
/*****************************************************************************/
#include "stdinc.h"
#include <ctype.h>
#include "dasmdef.h"
#include "cpulist.h"
#include "codechunks.h"
#include "invaddress.h"
#include "strutil.h"
#include "deco4004.h"
typedef enum
{
eUnknown,
eImplicit,
eFullAddr,
eFIM,
eOneReg,
eOneRReg,
eImm4,
eJumpCond,
eISZ
} tAddrType;
typedef struct
{
tAddrType Type;
Byte OpSize, NextAddresses;
const char *Memo;
} tOpcodeList;
static unsigned nData;
static CPUVar CPU4004;
static const tOpcodeList OpcodeList[256] =
{
/* 0x00 */ { eImplicit , 0, 1, "nop" },
/* 0x01 */ { eImplicit , 0, 1, "hlt" },
/* 0x02 */ { eImplicit , 0, 0, "bbs" },
/* 0x03 */ { eImplicit , 0, 0, "lcr" },
/* 0x04 */ { eImplicit , 0, 0, "or4" },
/* 0x05 */ { eImplicit , 0, 0, "or5" },
/* 0x06 */ { eImplicit , 0, 1, "an6" },
/* 0x07 */ { eImplicit , 0, 1, "an7" },
/* 0x08 */ { eImplicit , 1, 1, "db0" },
/* 0x09 */ { eImplicit , 1, 1, "db1" },
/* 0x0a */ { eImplicit , 0, 0, "sb0" },
/* 0x0b */ { eImplicit , 0, 0, "sb1" },
/* 0x0c */ { eImplicit , 0, 1, "ein" },
/* 0x0d */ { eImplicit , 0, 1, "din" },
/* 0x0e */ { eImplicit , 0, 1, "rpm" },
/* 0x0f */ { eUnknown , 0, 0, NULL },
/* 0x10 */ { eJumpCond , 0, 3, "jcn" },
/* 0x11 */ { eJumpCond , 0, 3, "jcn" },
/* 0x12 */ { eJumpCond , 0, 3, "jcn" },
/* 0x13 */ { eJumpCond , 0, 3, "jcn" },
/* 0x14 */ { eJumpCond , 0, 3, "jcn" },
/* 0x15 */ { eJumpCond , 0, 3, "jcn" },
/* 0x16 */ { eJumpCond , 0, 3, "jcn" },
/* 0x17 */ { eJumpCond , 0, 3, "jcn" },
/* 0x18 */ { eJumpCond , 0, 3, "jcn" },
/* 0x19 */ { eJumpCond , 0, 3, "jcn" },
/* 0x1a */ { eJumpCond , 0, 3, "jcn" },
/* 0x1b */ { eJumpCond , 0, 3, "jcn" },
/* 0x1c */ { eJumpCond , 0, 3, "jcn" },
/* 0x1d */ { eJumpCond , 0, 3, "jcn" },
/* 0x1e */ { eJumpCond , 0, 3, "jcn" },
/* 0x1f */ { eJumpCond , 0, 3, "jcn" },
/* 0x20 */ { eFIM , 0, 1, "fim" },
/* 0x21 */ { eOneRReg , 0, 1, "src" },
/* 0x22 */ { eFIM , 0, 1, "fim" },
/* 0x23 */ { eOneRReg , 0, 1, "src" },
/* 0x24 */ { eFIM , 0, 1, "fim" },
/* 0x25 */ { eOneRReg , 0, 1, "src" },
/* 0x26 */ { eFIM , 0, 1, "fim" },
/* 0x27 */ { eOneRReg , 0, 1, "src" },
/* 0x28 */ { eFIM , 0, 1, "fim" },
/* 0x29 */ { eOneRReg , 0, 1, "src" },
/* 0x2a */ { eFIM , 0, 1, "fim" },
/* 0x2b */ { eOneRReg , 0, 1, "src" },
/* 0x2c */ { eFIM , 0, 1, "fim" },
/* 0x2d */ { eOneRReg , 0, 1, "src" },
/* 0x2e */ { eFIM , 0, 1, "fim" },
/* 0x2f */ { eOneRReg , 0, 1, "src" },
/* 0x30 */ { eOneRReg , 1, 1, "fin" },
/* 0x31 */ { eOneRReg , 1, 1, "jin" },
/* 0x32 */ { eOneRReg , 0, 1, "fin" },
/* 0x33 */ { eOneRReg , 0, 1, "jin" },
/* 0x34 */ { eOneRReg , 0, 1, "fin" },
/* 0x35 */ { eOneRReg , 0, 1, "jin" },
/* 0x36 */ { eOneRReg , 0, 1, "fin" },
/* 0x37 */ { eOneRReg , 0, 1, "jin" },
/* 0x38 */ { eOneRReg , 0, 1, "fin" },
/* 0x39 */ { eOneRReg , 0, 1, "jin" },
/* 0x3a */ { eOneRReg , 0, 1, "fin" },
/* 0x3b */ { eOneRReg , 0, 1, "jin" },
/* 0x3c */ { eOneRReg , 0, 1, "fin" },
/* 0x3d */ { eOneRReg , 0, 1, "jin" },
/* 0x3e */ { eOneRReg , 0, 1, "fin" },
/* 0x3f */ { eOneRReg , 0, 1, "jin" },
/* 0x40 */ { eFullAddr , 0, 2, "jun" },
/* 0x41 */ { eFullAddr , 0, 2, "jun" },
/* 0x42 */ { eFullAddr , 0, 2, "jun" },
/* 0x43 */ { eFullAddr , 0, 2, "jun" },
/* 0x44 */ { eFullAddr , 0, 2, "jun" },
/* 0x45 */ { eFullAddr , 0, 2, "jun" },
/* 0x46 */ { eFullAddr , 0, 2, "jun" },
/* 0x47 */ { eFullAddr , 0, 2, "jun" },
/* 0x48 */ { eFullAddr , 0, 2, "jun" },
/* 0x49 */ { eFullAddr , 0, 2, "jun" },
/* 0x4a */ { eFullAddr , 0, 2, "jun" },
/* 0x4b */ { eFullAddr , 0, 2, "jun" },
/* 0x4c */ { eFullAddr , 0, 2, "jun" },
/* 0x4d */ { eFullAddr , 0, 2, "jun" },
/* 0x4e */ { eFullAddr , 0, 2, "jun" },
/* 0x4f */ { eFullAddr , 0, 2, "jun" },
/* 0x50 */ { eFullAddr , 0, 3, "jms" },
/* 0x51 */ { eFullAddr , 0, 3, "jms" },
/* 0x52 */ { eFullAddr , 0, 3, "jms" },
/* 0x53 */ { eFullAddr , 0, 3, "jms" },
/* 0x54 */ { eFullAddr , 0, 3, "jms" },
/* 0x55 */ { eFullAddr , 0, 3, "jms" },
/* 0x56 */ { eFullAddr , 0, 3, "jms" },
/* 0x57 */ { eFullAddr , 0, 3, "jms" },
/* 0x58 */ { eFullAddr , 0, 3, "jms" },
/* 0x59 */ { eFullAddr , 0, 3, "jms" },
/* 0x5a */ { eFullAddr , 0, 3, "jms" },
/* 0x5b */ { eFullAddr , 0, 3, "jms" },
/* 0x5c */ { eFullAddr , 0, 3, "jms" },
/* 0x5d */ { eFullAddr , 0, 3, "jms" },
/* 0x5e */ { eFullAddr , 0, 3, "jms" },
/* 0x5f */ { eFullAddr , 0, 3, "jms" },
/* 0x60 */ { eOneReg , 0, 1, "inc" },
/* 0x61 */ { eOneReg , 0, 1, "inc" },
/* 0x62 */ { eOneReg , 0, 1, "inc" },
/* 0x63 */ { eOneReg , 0, 1, "inc" },
/* 0x64 */ { eOneReg , 0, 1, "inc" },
/* 0x65 */ { eOneReg , 0, 1, "inc" },
/* 0x66 */ { eOneReg , 0, 1, "inc" },
/* 0x67 */ { eOneReg , 0, 1, "inc" },
/* 0x68 */ { eOneReg , 0, 1, "inc" },
/* 0x69 */ { eOneReg , 0, 1, "inc" },
/* 0x6a */ { eOneReg , 0, 1, "inc" },
/* 0x6b */ { eOneReg , 0, 1, "inc" },
/* 0x6c */ { eOneReg , 0, 1, "inc" },
/* 0x6d */ { eOneReg , 0, 1, "inc" },
/* 0x6e */ { eOneReg , 0, 1, "inc" },
/* 0x6f */ { eOneReg , 0, 1, "inc" },
/* 0x70 */ { eISZ , 0, 3, "isz" },
/* 0x71 */ { eISZ , 0, 3, "isz" },
/* 0x72 */ { eISZ , 0, 3, "isz" },
/* 0x73 */ { eISZ , 0, 3, "isz" },
/* 0x74 */ { eISZ , 0, 3, "isz" },
/* 0x75 */ { eISZ , 0, 3, "isz" },
/* 0x76 */ { eISZ , 0, 3, "isz" },
/* 0x77 */ { eISZ , 0, 3, "isz" },
/* 0x78 */ { eISZ , 0, 3, "isz" },
/* 0x79 */ { eISZ , 0, 3, "isz" },
/* 0x7a */ { eISZ , 0, 3, "isz" },
/* 0x7b */ { eISZ , 0, 3, "isz" },
/* 0x7c */ { eISZ , 0, 3, "isz" },
/* 0x7d */ { eISZ , 0, 3, "isz" },
/* 0x7e */ { eISZ , 0, 3, "isz" },
/* 0x7f */ { eISZ , 0, 3, "isz" },
/* 0x80 */ { eOneReg , 0, 1, "add" },
/* 0x81 */ { eOneReg , 0, 1, "add" },
/* 0x82 */ { eOneReg , 0, 1, "add" },
/* 0x83 */ { eOneReg , 0, 1, "add" },
/* 0x84 */ { eOneReg , 0, 1, "add" },
/* 0x85 */ { eOneReg , 0, 1, "add" },
/* 0x86 */ { eOneReg , 0, 1, "add" },
/* 0x87 */ { eOneReg , 0, 1, "add" },
/* 0x88 */ { eOneReg , 0, 1, "add" },
/* 0x89 */ { eOneReg , 0, 1, "add" },
/* 0x8a */ { eOneReg , 0, 1, "add" },
/* 0x8b */ { eOneReg , 0, 1, "add" },
/* 0x8c */ { eOneReg , 0, 1, "add" },
/* 0x8d */ { eOneReg , 0, 1, "add" },
/* 0x8e */ { eOneReg , 0, 1, "add" },
/* 0x8f */ { eOneReg , 0, 1, "add" },
/* 0x90 */ { eOneReg , 0, 1, "sub" },
/* 0x91 */ { eOneReg , 0, 1, "sub" },
/* 0x92 */ { eOneReg , 0, 1, "sub" },
/* 0x93 */ { eOneReg , 0, 1, "sub" },
/* 0x94 */ { eOneReg , 0, 1, "sub" },
/* 0x95 */ { eOneReg , 0, 1, "sub" },
/* 0x96 */ { eOneReg , 0, 1, "sub" },
/* 0x97 */ { eOneReg , 0, 1, "sub" },
/* 0x98 */ { eOneReg , 0, 1, "sub" },
/* 0x99 */ { eOneReg , 0, 1, "sub" },
/* 0x9a */ { eOneReg , 0, 1, "sub" },
/* 0x9b */ { eOneReg , 0, 1, "sub" },
/* 0x9c */ { eOneReg , 0, 1, "sub" },
/* 0x9d */ { eOneReg , 0, 1, "sub" },
/* 0x9e */ { eOneReg , 0, 1, "sub" },
/* 0x9f */ { eOneReg , 0, 1, "sub" },
/* 0xa0 */ { eOneReg , 0, 1, "ld" },
/* 0xa1 */ { eOneReg , 0, 1, "ld" },
/* 0xa2 */ { eOneReg , 0, 1, "ld" },
/* 0xa3 */ { eOneReg , 0, 1, "ld" },
/* 0xa4 */ { eOneReg , 0, 1, "ld" },
/* 0xa5 */ { eOneReg , 0, 1, "ld" },
/* 0xa6 */ { eOneReg , 0, 1, "ld" },
/* 0xa7 */ { eOneReg , 0, 1, "ld" },
/* 0xa8 */ { eOneReg , 0, 1, "ld" },
/* 0xa9 */ { eOneReg , 0, 1, "ld" },
/* 0xaa */ { eOneReg , 0, 1, "ld" },
/* 0xab */ { eOneReg , 0, 1, "ld" },
/* 0xac */ { eOneReg , 0, 1, "ld" },
/* 0xad */ { eOneReg , 0, 1, "ld" },
/* 0xae */ { eOneReg , 0, 1, "ld" },
/* 0xaf */ { eOneReg , 0, 1, "ld" },
/* 0xb0 */ { eOneReg , 0, 1, "xch" },
/* 0xb1 */ { eOneReg , 0, 1, "xch" },
/* 0xb2 */ { eOneReg , 0, 1, "xch" },
/* 0xb3 */ { eOneReg , 0, 1, "xch" },
/* 0xb4 */ { eOneReg , 0, 1, "xch" },
/* 0xb5 */ { eOneReg , 0, 1, "xch" },
/* 0xb6 */ { eOneReg , 0, 1, "xch" },
/* 0xb7 */ { eOneReg , 0, 1, "xch" },
/* 0xb8 */ { eOneReg , 0, 1, "xch" },
/* 0xb9 */ { eOneReg , 0, 1, "xch" },
/* 0xba */ { eOneReg , 0, 1, "xch" },
/* 0xbb */ { eOneReg , 0, 1, "xch" },
/* 0xbc */ { eOneReg , 0, 1, "xch" },
/* 0xbd */ { eOneReg , 0, 1, "xch" },
/* 0xbe */ { eOneReg , 0, 1, "xch" },
/* 0xbf */ { eOneReg , 0, 1, "xch" },
/* 0xc0 */ { eImm4 , 0, 0, "bbl" },
/* 0xc1 */ { eImm4 , 0, 0, "bbl" },
/* 0xc2 */ { eImm4 , 0, 0, "bbl" },
/* 0xc3 */ { eImm4 , 0, 0, "bbl" },
/* 0xc4 */ { eImm4 , 0, 0, "bbl" },
/* 0xc5 */ { eImm4 , 0, 0, "bbl" },
/* 0xc6 */ { eImm4 , 0, 0, "bbl" },
/* 0xc7 */ { eImm4 , 0, 0, "bbl" },
/* 0xc8 */ { eImm4 , 0, 0, "bbl" },
/* 0xc9 */ { eImm4 , 0, 0, "bbl" },
/* 0xca */ { eImm4 , 0, 0, "bbl" },
/* 0xcb */ { eImm4 , 0, 0, "bbl" },
/* 0xcc */ { eImm4 , 0, 0, "bbl" },
/* 0xcd */ { eImm4 , 0, 0, "bbl" },
/* 0xce */ { eImm4 , 1, 0, "bbl" },
/* 0xcf */ { eImm4 , 0, 0, "bbl" },
/* 0xd0 */ { eImm4 , 0, 1, "ldm" },
/* 0xd1 */ { eImm4 , 0, 1, "ldm" },
/* 0xd2 */ { eImm4 , 0, 1, "ldm" },
/* 0xd3 */ { eImm4 , 0, 1, "ldm" },
/* 0xd4 */ { eImm4 , 0, 1, "ldm" },
/* 0xd5 */ { eImm4 , 0, 1, "ldm" },
/* 0xd6 */ { eImm4 , 0, 1, "ldm" },
/* 0xd7 */ { eImm4 , 0, 1, "ldm" },
/* 0xd8 */ { eImm4 , 0, 1, "ldm" },
/* 0xd9 */ { eImm4 , 0, 1, "ldm" },
/* 0xda */ { eImm4 , 0, 1, "ldm" },
/* 0xdb */ { eImm4 , 0, 1, "ldm" },
/* 0xdc */ { eImm4 , 0, 1, "ldm" },
/* 0xdd */ { eImm4 , 0, 1, "ldm" },
/* 0xde */ { eImm4 , 0, 1, "ldm" },
/* 0xdf */ { eImm4 , 0, 1, "ldm" },
/* 0xe0 */ { eImplicit , 0, 1, "wrm" },
/* 0xe1 */ { eImplicit , 0, 1, "wmp" },
/* 0xe2 */ { eImplicit , 0, 1, "wrr" },
/* 0xe3 */ { eImplicit , 0, 1, "wpm" },
/* 0xe4 */ { eImplicit , 0, 1, "wr0" },
/* 0xe5 */ { eImplicit , 0, 1, "wr1" },
/* 0xe6 */ { eImplicit , 0, 1, "wr2" },
/* 0xe7 */ { eImplicit , 0, 1, "wr3" },
/* 0xe8 */ { eImplicit , 0, 1, "sbm" },
/* 0xe9 */ { eImplicit , 0, 1, "rdm" },
/* 0xea */ { eImplicit , 0, 1, "rdr" },
/* 0xeb */ { eImplicit , 0, 1, "adm" },
/* 0xec */ { eImplicit , 0, 1, "rd0" },
/* 0xed */ { eImplicit , 0, 1, "rd1" },
/* 0xee */ { eImplicit , 1, 1, "rd2" },
/* 0xef */ { eImplicit , 1, 1, "rd3" },
/* 0xf0 */ { eImplicit , 0, 1, "clb" },
/* 0xf1 */ { eImplicit , 0, 1, "clc" },
/* 0xf2 */ { eImplicit , 0, 1, "iac" },
/* 0xf3 */ { eImplicit , 0, 1, "cmc" },
/* 0xf4 */ { eImplicit , 0, 1, "cma" },
/* 0xf5 */ { eImplicit , 0, 1, "ral" },
/* 0xf6 */ { eImplicit , 0, 1, "rar" },
/* 0xf7 */ { eImplicit , 0, 1, "tcc" },
/* 0xf8 */ { eImplicit , 0, 1, "dac" },
/* 0xf9 */ { eImplicit , 0, 1, "tcs" },
/* 0xfa */ { eImplicit , 0, 1, "stc" },
/* 0xfb */ { eImplicit , 0, 1, "daa" },
/* 0xfc */ { eImplicit , 0, 1, "kbp" },
/* 0xfd */ { eImplicit , 0, 1, "dcl" },
/* 0xfe */ { eUnknown , 1, 1, NULL },
/* 0xff */ { eUnknown , 1, 1, NULL },
};
static const tOpcodeList DummyOpcode = { eUnknown , 0, 0, NULL };
static void IntelHexString(char *pBuf, size_t BufSize, Word Num, int Digits)
{
HexString(pBuf, BufSize, Num, Digits);
if (!as_isdigit(*pBuf))
strmaxprep(pBuf, "0", BufSize);
strmaxcat(pBuf, "h", BufSize);
}
static Boolean RetrieveData(LargeWord Address, Byte *pBuffer, unsigned Count)
{
LargeWord Trans;
while (Count > 0)
{
Trans = 0x10000 - Address;
if (Count < Trans)
Trans = Count;
if (!RetrieveCodeFromChunkList(&CodeChunks, Address, pBuffer, Trans))
{
char NumString[50];
HexString(NumString, sizeof(NumString), Address, 1);
fprintf(stderr
, "cannot retrieve instruction arg @ 0x%s\n", NumString
);
return FALSE;
}
pBuffer += Trans;
Count -= Trans;
Address = (Address + Trans) & 0xffff;
nData += Trans;
}
return TRUE;
}
static const char *MakeSymbolic(Word Address, int AddrLen, const char *pSymbolPrefix, char *pBuffer, int BufferSize)
{
const char *pResult;
if ((pResult = LookupInvSymbol(Address)))
return pResult;
HexString(pBuffer, BufferSize, Address, AddrLen << 1);
if (!pSymbolPrefix)
{
{
strmaxprep(pBuffer, "0", BufferSize);
strmaxcat(pBuffer, "h", BufferSize);
}
return pBuffer;
}
strmaxprep(pBuffer, pSymbolPrefix, BufferSize);
AddInvSymbol(pBuffer, Address);
return pBuffer;
}
static void Disassemble_4004(LargeWord Address, tDisassInfo *pInfo, Boolean AsData, int DataSize)
{
Byte Opcode, Data[10];
const tOpcodeList *pOpcode;
char NumBuf[60], NumBuf2[60];
const char *pOp;
Word OpAddr = 0;
pInfo->CodeLen = 0;
pInfo->NextAddressCount = 0;
pInfo->SrcLine[0] = '\0';
pInfo->pRemark = NULL;
if (!RetrieveData(Address, &Opcode, 1))
return;
nData = 1;
(void)DataSize;
pOpcode = AsData ? &DummyOpcode : OpcodeList + Opcode;
switch (pOpcode->Type)
{
case eImplicit:
pInfo->CodeLen = 1;
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s", pOpcode->Memo);
break;
case eFullAddr:
if (!RetrieveData(Address + 1, Data, 1))
return;
pInfo->CodeLen = 2;
OpAddr = (((Word)Opcode & 0x0f) << 8) | Data[0];
pOp
= MakeSymbolic
(OpAddr
, 2, strcmp(pOpcode
->Memo
, "jun") ? "lab_" : "sub_", NumBuf
, sizeof(NumBuf
));
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\t%s", pOpcode->Memo, pOp);
break;
case eJumpCond:
if (!RetrieveData(Address + 1, Data, 1))
return;
pInfo->CodeLen = 2;
OpAddr = ((Address + 2) & 0x0f00) | Data[0];
pOp = MakeSymbolic(OpAddr, 2, "lab_", NumBuf, sizeof(NumBuf));
NumBuf2[0] = '\0';
if (Opcode & 0x01)
strmaxcat(NumBuf2, "t", sizeof(NumBuf2));
if (Opcode & 0x02)
strmaxcat(NumBuf2, "c", sizeof(NumBuf2));
if (Opcode & 0x04)
strmaxcat(NumBuf2, "z", sizeof(NumBuf2));
if (Opcode & 0x08)
strmaxcat(NumBuf2, "n", sizeof(NumBuf2));
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\t%s,%s",
pOpcode->Memo, NumBuf2, pOp);
break;
case eISZ:
if (!RetrieveData(Address + 1, Data, 1))
return;
pInfo->CodeLen = 2;
OpAddr = ((Address + 2) & 0x0f00) | Data[0];
pOp = MakeSymbolic(OpAddr, 2, "lab_", NumBuf, sizeof(NumBuf));
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\tr%u,%s",
pOpcode->Memo, Opcode & 15, pOp);
break;
case eFIM:
if (!RetrieveData(Address + 1, Data, 1))
return;
pInfo->CodeLen = 2;
IntelHexString(NumBuf, sizeof(NumBuf), Data[0], 2);
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\tr%up,%s",
pOpcode->Memo, (Opcode & 15) >> 1, NumBuf);
break;
case eOneReg:
pInfo->CodeLen = 1;
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\tr%u",
pOpcode->Memo, Opcode & 15);
break;
case eOneRReg:
pInfo->CodeLen = 1;
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\tr%up",
pOpcode->Memo, (Opcode & 15) >> 1);
break;
case eImm4:
pInfo->CodeLen = 1;
IntelHexString(NumBuf, sizeof(NumBuf), Opcode & 0x0f, 1);
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "%s\t%s",
pOpcode->Memo, NumBuf);
break;
default:
if (DataSize < 0)
DataSize = 1;
if (!RetrieveData(Address + 1, Data, DataSize - 1))
return;
HexString(NumBuf, sizeof(NumBuf), Opcode, 2);
HexString(NumBuf2, sizeof(NumBuf2), Address, 0);
if (!AsData)
fprintf(stderr
, "unknown opcode 0x%s @ 0x%s\n", NumBuf
, NumBuf2
);
switch (DataSize)
{
case 2:
OpAddr = (((Word)Opcode) << 8) | Data[0];
pOp = MakeSymbolic(OpAddr, 2, NULL, NumBuf, sizeof(NumBuf));
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "dw\t%s", pOp);
pInfo->CodeLen = 2;
break;
default:
pInfo->CodeLen = 1;
IntelHexString(NumBuf, sizeof(NumBuf), Opcode, 2);
as_snprintf(pInfo->SrcLine, sizeof(pInfo->SrcLine), "db\t%s", NumBuf);
}
}
if (pOpcode->NextAddresses & 2)
pInfo->NextAddresses[pInfo->NextAddressCount++] = OpAddr;
if (pOpcode->NextAddresses & 1)
pInfo->NextAddresses[pInfo->NextAddressCount++] = (Address + pInfo->CodeLen) % 0xfff;
if (nData != pInfo->CodeLen)
as_snprcatf(pInfo->SrcLine, sizeof(pInfo->SrcLine), " ; ouch %u != %u", nData, pInfo->CodeLen);
}
static void SwitchTo_4004(void)
{
Disassemble = Disassemble_4004;
}
void deco4004_init(void)
{
CPU4004 = AddCPU("4004", SwitchTo_4004);
}