1511 lines
41 KiB
C
1511 lines
41 KiB
C
/* codeh8_5.c */
|
|
/*****************************************************************************/
|
|
/* AS-Portierung */
|
|
/* */
|
|
/* AS-Codegenerator H8/500 */
|
|
/* */
|
|
/* Historie: 24.12.1996 Grundsteinlegung */
|
|
/* 9. 1.1999 ChkPC jetzt mit Adresse als Parameter */
|
|
/* */
|
|
/*****************************************************************************/
|
|
|
|
#include "stdinc.h"
|
|
#include <string.h>
|
|
#include <ctype.h>
|
|
|
|
#include "nls.h"
|
|
#include "bpemu.h"
|
|
#include "strutil.h"
|
|
#include "asmdef.h"
|
|
#include "asmsub.h"
|
|
#include "asmpars.h"
|
|
#include "asmallg.h"
|
|
#include "codepseudo.h"
|
|
#include "codevars.h"
|
|
|
|
|
|
#define FixedOrderCount 6
|
|
#define RelOrderCount 21
|
|
#define OneOrderCount 13
|
|
#define OneRegOrderCount 3
|
|
#define RegEAOrderCount 9
|
|
#define TwoRegOrderCount 3
|
|
#define LogOrderCount 3
|
|
#define BitOrderCount 4
|
|
|
|
|
|
#define ModNone (-1)
|
|
#define ModReg 0
|
|
#define MModReg (1 << ModReg)
|
|
#define ModIReg 1
|
|
#define MModIReg (1 << ModIReg)
|
|
#define ModDisp8 2
|
|
#define MModDisp8 (1 << ModDisp8)
|
|
#define ModDisp16 3
|
|
#define MModDisp16 (1 << ModDisp16)
|
|
#define ModPredec 4
|
|
#define MModPredec (1 << ModPredec)
|
|
#define ModPostInc 5
|
|
#define MModPostInc (1 << ModPostInc)
|
|
#define ModAbs8 6
|
|
#define MModAbs8 (1 << ModAbs8)
|
|
#define ModAbs16 7
|
|
#define MModAbs16 (1 << ModAbs16)
|
|
#define ModImm 8
|
|
#define MModImm (1 << ModImm)
|
|
|
|
#define MModAll (MModReg|MModIReg|MModDisp8|MModDisp16|MModPredec|MModPostInc|MModAbs8|MModAbs16|MModImm)
|
|
#define MModNoImm (MModAll-MModImm)
|
|
|
|
|
|
typedef struct
|
|
{
|
|
char *Name;
|
|
Word Code;
|
|
} FixedOrder;
|
|
|
|
typedef struct
|
|
{
|
|
char *Name;
|
|
Word Code;
|
|
Byte SizeMask;
|
|
ShortInt DefSize;
|
|
} OneOrder;
|
|
|
|
|
|
static CPUVar CPU532,CPU534,CPU536,CPU538;
|
|
static SimpProc SaveInitProc;
|
|
|
|
static ShortInt OpSize;
|
|
static String Format;
|
|
static ShortInt AdrMode;
|
|
static Byte AdrByte,FormatCode;
|
|
static Byte AdrVals[3];
|
|
static Byte AbsBank;
|
|
|
|
static LongInt Reg_DP,Reg_EP,Reg_TP,Reg_BR;
|
|
|
|
static FixedOrder *FixedOrders;
|
|
static FixedOrder *RelOrders;
|
|
static OneOrder *OneOrders;
|
|
static OneOrder *OneRegOrders;
|
|
static OneOrder *RegEAOrders;
|
|
static OneOrder *TwoRegOrders;
|
|
static FixedOrder *LogOrders;
|
|
static FixedOrder *BitOrders;
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
/* dynamische Belegung/Freigabe Codetabellen */
|
|
|
|
static void AddFixed(char *NName, Word NCode)
|
|
BEGIN
|
|
if (InstrZ>=FixedOrderCount) exit(255);
|
|
FixedOrders[InstrZ].Code=NCode;
|
|
FixedOrders[InstrZ++].Name=NName;
|
|
END
|
|
|
|
static void AddRel(char *NName, Word NCode)
|
|
BEGIN
|
|
if (InstrZ>=RelOrderCount) exit(255);
|
|
RelOrders[InstrZ].Code=NCode;
|
|
RelOrders[InstrZ++].Name=NName;
|
|
END
|
|
|
|
static void AddOne(char *NName, Word NCode, Byte NMask, ShortInt NDef)
|
|
BEGIN
|
|
if (InstrZ>=OneOrderCount) exit(255);
|
|
OneOrders[InstrZ].Code=NCode;
|
|
OneOrders[InstrZ].Name=NName;
|
|
OneOrders[InstrZ].SizeMask=NMask;
|
|
OneOrders[InstrZ++].DefSize=NDef;
|
|
END
|
|
|
|
static void AddOneReg(char *NName, Word NCode, Byte NMask, ShortInt NDef)
|
|
BEGIN
|
|
if (InstrZ>=OneRegOrderCount) exit(255);
|
|
OneRegOrders[InstrZ].Code=NCode;
|
|
OneRegOrders[InstrZ].Name=NName;
|
|
OneRegOrders[InstrZ].SizeMask=NMask;
|
|
OneRegOrders[InstrZ++].DefSize=NDef;
|
|
END
|
|
|
|
static void AddRegEA(char *NName, Word NCode, Byte NMask, ShortInt NDef)
|
|
BEGIN
|
|
if (InstrZ>=RegEAOrderCount) exit(255);
|
|
RegEAOrders[InstrZ].Code=NCode;
|
|
RegEAOrders[InstrZ].Name=NName;
|
|
RegEAOrders[InstrZ].SizeMask=NMask;
|
|
RegEAOrders[InstrZ++].DefSize=NDef;
|
|
END
|
|
|
|
static void AddTwoReg(char *NName, Word NCode, Byte NMask, ShortInt NDef)
|
|
BEGIN
|
|
if (InstrZ>=TwoRegOrderCount) exit(255);
|
|
TwoRegOrders[InstrZ].Code=NCode;
|
|
TwoRegOrders[InstrZ].Name=NName;
|
|
TwoRegOrders[InstrZ].SizeMask=NMask;
|
|
TwoRegOrders[InstrZ++].DefSize=NDef;
|
|
END
|
|
|
|
static void AddLog(char *NName, Word NCode)
|
|
BEGIN
|
|
if (InstrZ>=LogOrderCount) exit(255);
|
|
LogOrders[InstrZ].Code=NCode;
|
|
LogOrders[InstrZ++].Name=NName;
|
|
END
|
|
|
|
static void AddBit(char *NName, Word NCode)
|
|
BEGIN
|
|
if (InstrZ>=BitOrderCount) exit(255);
|
|
BitOrders[InstrZ].Code=NCode;
|
|
BitOrders[InstrZ++].Name=NName;
|
|
END
|
|
|
|
static void InitFields(void)
|
|
BEGIN
|
|
InstrZ=0; FixedOrders=(FixedOrder *) malloc(sizeof(FixedOrder)*FixedOrderCount);
|
|
AddFixed("NOP" ,0x0000); AddFixed("PRTS" ,0x1119);
|
|
AddFixed("RTE" ,0x000a); AddFixed("RTS" ,0x0019);
|
|
AddFixed("SLEEP",0x001a); AddFixed("TRAP/VS",0x0009);
|
|
|
|
InstrZ=0; RelOrders=(FixedOrder *) malloc(sizeof(FixedOrder)*RelOrderCount);
|
|
AddRel("BRA",0x20); AddRel("BT" ,0x20); AddRel("BRN",0x21);
|
|
AddRel("BF" ,0x21); AddRel("BHI",0x22); AddRel("BLS",0x23);
|
|
AddRel("BCC",0x24); AddRel("BHS",0x24); AddRel("BCS",0x25);
|
|
AddRel("BLO",0x25); AddRel("BNE",0x26); AddRel("BEQ",0x27);
|
|
AddRel("BVC",0x28); AddRel("BVS",0x29); AddRel("BPL",0x2a);
|
|
AddRel("BMI",0x2b); AddRel("BGE",0x2c); AddRel("BLT",0x2d);
|
|
AddRel("BGT",0x2e); AddRel("BLE",0x2f); AddRel("BSR",0x0e);
|
|
|
|
InstrZ=0; OneOrders=(OneOrder *) malloc(sizeof(OneOrder)*OneOrderCount);
|
|
AddOne("CLR" ,0x13,3,1); AddOne("NEG" ,0x14,3,1);
|
|
AddOne("NOT" ,0x15,3,1); AddOne("ROTL" ,0x1c,3,1);
|
|
AddOne("ROTR" ,0x1d,3,1); AddOne("ROTXL",0x1e,3,1);
|
|
AddOne("ROTXR",0x1f,3,1); AddOne("SHAL" ,0x18,3,1);
|
|
AddOne("SHAR" ,0x19,3,1); AddOne("SHLL" ,0x1a,3,1);
|
|
AddOne("SHLR" ,0x1b,3,1); AddOne("TAS" ,0x17,1,0);
|
|
AddOne("TST" ,0x16,3,1);
|
|
|
|
InstrZ=0; OneRegOrders=(OneOrder *) malloc(sizeof(OneOrder)*OneRegOrderCount);
|
|
AddOneReg("EXTS",0x11,1,0); AddOneReg("EXTU",0x12,1,0);
|
|
AddOneReg("SWAP",0x10,1,0);
|
|
|
|
InstrZ=0; RegEAOrders=(OneOrder *) malloc(sizeof(OneOrder)*RegEAOrderCount);
|
|
AddRegEA("ADDS" ,0x28,3,1); AddRegEA("ADDX" ,0xa0,3,1);
|
|
AddRegEA("AND" ,0x50,3,1); AddRegEA("DIVXU",0xb8,3,1);
|
|
AddRegEA("MULXU",0xa8,3,1); AddRegEA("OR" ,0x40,3,1);
|
|
AddRegEA("SUBS" ,0x38,3,1); AddRegEA("SUBX" ,0xb0,3,1);
|
|
AddRegEA("XOR" ,0x60,3,1);
|
|
|
|
InstrZ=0; TwoRegOrders=(OneOrder *) malloc(sizeof(OneOrder)*TwoRegOrderCount);
|
|
AddTwoReg("DADD",0xa000,1,0); AddTwoReg("DSUB",0xb000,1,0);
|
|
AddTwoReg("XCH" ,0x90,2,1);
|
|
|
|
InstrZ=0; LogOrders=(FixedOrder *) malloc(sizeof(FixedOrder)*LogOrderCount);
|
|
AddLog("ANDC",0x58); AddLog("ORC",0x48); AddLog("XORC",0x68);
|
|
|
|
InstrZ=0; BitOrders=(FixedOrder *) malloc(sizeof(FixedOrder)*BitOrderCount);
|
|
AddBit("BCLR",0x50); AddBit("BNOT",0x60);
|
|
AddBit("BSET",0x40); AddBit("BTST",0x70);
|
|
END
|
|
|
|
static void DeinitFields(void)
|
|
BEGIN
|
|
free(FixedOrders);
|
|
free(RelOrders);
|
|
free(OneOrders);
|
|
free(OneRegOrders);
|
|
free(RegEAOrders);
|
|
free(TwoRegOrders);
|
|
free(LogOrders);
|
|
free(BitOrders);
|
|
END
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
/* Adressparsing */
|
|
|
|
static void SetOpSize(ShortInt NSize)
|
|
BEGIN
|
|
if (OpSize==-1) OpSize=NSize;
|
|
else if (OpSize!=NSize) WrError(1132);
|
|
END
|
|
|
|
static Boolean DecodeReg(char *Asc, Byte *Erg)
|
|
BEGIN
|
|
if (strcasecmp(Asc,"SP")==0) *Erg=7;
|
|
else if (strcasecmp(Asc,"FP")==0) *Erg=6;
|
|
else if ((strlen(Asc)==2) AND (toupper(*Asc)=='R') AND (Asc[1]>='0') AND (Asc[1]<='7'))
|
|
*Erg=Asc[1]-'0';
|
|
else return False;
|
|
return True;
|
|
END
|
|
|
|
static Boolean DecodeRegList(char *Asc, Byte *Erg)
|
|
BEGIN
|
|
String Part;
|
|
Byte Reg1,Reg2,z;
|
|
char *p;
|
|
|
|
if (IsIndirect(Asc))
|
|
BEGIN
|
|
strcpy(Asc,Asc+1); Asc[strlen(Asc)-1]='\0';
|
|
KillBlanks(Asc);
|
|
END
|
|
|
|
*Erg=0;
|
|
while (*Asc!='\0')
|
|
BEGIN
|
|
p=QuotPos(Asc,',');
|
|
if (p==Nil)
|
|
BEGIN
|
|
strmaxcpy(Part,Asc,255); *Asc='\0';
|
|
END
|
|
else
|
|
BEGIN
|
|
*p='\0'; strmaxcpy(Part,Asc,255); strcpy(Asc,p+1);
|
|
END
|
|
if (DecodeReg(Part,&Reg1)) *Erg|=(1 << Reg1);
|
|
else
|
|
BEGIN
|
|
p=strchr(Part,'-');
|
|
if (p==Nil) return False; *p='\0';
|
|
if (NOT DecodeReg(Part,&Reg1)) return False;
|
|
if (NOT DecodeReg(p+1,&Reg2)) return False;
|
|
if (Reg1>Reg2) Reg2+=8;
|
|
for (z=Reg1; z<=Reg2; z++) *Erg|=(1 << (z & 7));
|
|
END
|
|
END
|
|
|
|
return True;
|
|
END
|
|
|
|
static Boolean DecodeCReg(char *Asc, Byte *Erg)
|
|
BEGIN
|
|
if (strcasecmp(Asc,"SR")==0)
|
|
BEGIN
|
|
*Erg=0; SetOpSize(1);
|
|
END
|
|
else if (strcasecmp(Asc,"CCR")==0)
|
|
BEGIN
|
|
*Erg=1; SetOpSize(0);
|
|
END
|
|
else if (strcasecmp(Asc,"BR")==0)
|
|
BEGIN
|
|
*Erg=3; SetOpSize(0);
|
|
END
|
|
else if (strcasecmp(Asc,"EP")==0)
|
|
BEGIN
|
|
*Erg=4; SetOpSize(0);
|
|
END
|
|
else if (strcasecmp(Asc,"DP")==0)
|
|
BEGIN
|
|
*Erg=5; SetOpSize(0);
|
|
END
|
|
else if (strcasecmp(Asc,"TP")==0)
|
|
BEGIN
|
|
*Erg=7; SetOpSize(0);
|
|
END
|
|
else return False;
|
|
return True;
|
|
END
|
|
|
|
static void SplitDisp(char *Asc, ShortInt *Size)
|
|
BEGIN
|
|
int l=strlen(Asc);
|
|
|
|
if ((l>2) AND (Asc[l-1]=='8') AND (Asc[l-2]==':'))
|
|
BEGIN
|
|
Asc[l-2]='\0'; *Size=0;
|
|
END
|
|
else if ((l>3) AND (Asc[l-1]=='6') AND (Asc[l-2]=='1') AND (Asc[l-3]==':'))
|
|
BEGIN
|
|
Asc[l-3]='\0'; *Size=1;
|
|
END
|
|
END
|
|
|
|
static void DecideAbsolute(LongInt Value, ShortInt Size, Boolean Unknown, Word Mask)
|
|
BEGIN
|
|
LongInt Base;
|
|
|
|
if (Size==-1)
|
|
if (((Value >> 8)==Reg_BR) AND ((Mask & MModAbs8)!=0)) Size=0; else Size=1;
|
|
|
|
switch (Size)
|
|
BEGIN
|
|
case 0:
|
|
if (Unknown) Value=(Value & 0xff) | (Reg_BR << 8);
|
|
if ((Value >> 8)!=Reg_BR) WrError(110);
|
|
AdrMode=ModAbs8; AdrByte=0x05;
|
|
AdrVals[0]=Value & 0xff; AdrCnt=1;
|
|
break;
|
|
case 1:
|
|
Base=(Maximum) ? ((LongInt)AbsBank) << 16 : 0;
|
|
if (Unknown) Value=(Value & 0xffff) | Base;
|
|
if ((Value >> 16)!=(Base >> 16)) WrError(110);
|
|
AdrMode=ModAbs16; AdrByte=0x15;
|
|
AdrVals[0]=(Value >> 8) & 0xff;
|
|
AdrVals[1]=Value & 0xff;
|
|
AdrCnt=2;
|
|
break;
|
|
END
|
|
END
|
|
|
|
static void ChkAdr(Word Mask)
|
|
BEGIN
|
|
if ((AdrMode!=ModNone) AND ((Mask & (1 << AdrMode))==0))
|
|
BEGIN
|
|
WrError(1350); AdrMode=ModNone; AdrCnt=0;
|
|
END
|
|
END
|
|
|
|
static void DecodeAdr(char *Asc, Word Mask)
|
|
BEGIN
|
|
Word AdrWord;
|
|
Boolean OK,Unknown;
|
|
LongInt DispAcc;
|
|
Byte HReg;
|
|
ShortInt DispSize,RegPart;
|
|
String Part;
|
|
char *p;
|
|
|
|
AdrMode=ModNone; AdrCnt=0;
|
|
|
|
/* einfaches Register ? */
|
|
|
|
if (DecodeReg(Asc,&AdrByte))
|
|
BEGIN
|
|
AdrMode=ModReg; AdrByte+=0xa0; ChkAdr(Mask); return;
|
|
END
|
|
|
|
/* immediate ? */
|
|
|
|
if (*Asc=='#')
|
|
BEGIN
|
|
switch (OpSize)
|
|
BEGIN
|
|
case -1:
|
|
OK=False; WrError(1131);
|
|
break;
|
|
case 0:
|
|
AdrVals[0]=EvalIntExpression(Asc+1,Int8,&OK);
|
|
break;
|
|
case 1:
|
|
AdrWord=EvalIntExpression(Asc+1,Int16,&OK);
|
|
AdrVals[0]=Hi(AdrWord); AdrVals[1]=Lo(AdrWord);
|
|
break;
|
|
END
|
|
if (OK)
|
|
BEGIN
|
|
AdrMode=ModImm; AdrByte=0x04; AdrCnt=OpSize+1;
|
|
END
|
|
ChkAdr(Mask); return;
|
|
END
|
|
|
|
/* indirekt ? */
|
|
|
|
if (*Asc=='@')
|
|
BEGIN
|
|
strcpy(Asc,Asc+1);
|
|
if (IsIndirect(Asc))
|
|
BEGIN
|
|
strcpy(Asc,Asc+1); Asc[strlen(Asc)-1]='\0';
|
|
END
|
|
|
|
/* Predekrement ? */
|
|
|
|
if ((*Asc=='-') AND (DecodeReg(Asc+1,&AdrByte)))
|
|
BEGIN
|
|
AdrMode=ModPredec; AdrByte+=0xb0;
|
|
END
|
|
|
|
/* Postinkrement ? */
|
|
|
|
else if (Asc[strlen(Asc)-1]=='+')
|
|
BEGIN
|
|
strmaxcpy(Part,Asc,255); Part[strlen(Part)-1]='\0';
|
|
if (DecodeReg(Part,&AdrByte))
|
|
BEGIN
|
|
AdrMode=ModPostInc; AdrByte+=0xc0;
|
|
END
|
|
END
|
|
|
|
/* zusammengesetzt */
|
|
|
|
else
|
|
BEGIN
|
|
DispAcc=0; DispSize=(-1); RegPart=(-1); OK=True; Unknown=False;
|
|
while ((*Asc!='\0') AND (OK))
|
|
BEGIN
|
|
p=QuotPos(Asc,',');
|
|
if (p==Nil)
|
|
BEGIN
|
|
strmaxcpy(Part,Asc,255); *Asc='\0';
|
|
END
|
|
else
|
|
BEGIN
|
|
*p='\0'; strmaxcpy(Part,Asc,255); strcpy(Asc,p+1);
|
|
END
|
|
if (DecodeReg(Part,&HReg))
|
|
if (RegPart!=-1)
|
|
BEGIN
|
|
WrError(1350); OK=False;
|
|
END
|
|
else RegPart=HReg;
|
|
else
|
|
BEGIN
|
|
SplitDisp(Part,&DispSize); if (*Part=='#') strcpy(Part,Part+1);
|
|
FirstPassUnknown=False;
|
|
DispAcc+=EvalIntExpression(Part,Int32,&OK);
|
|
if (FirstPassUnknown) Unknown=True;
|
|
END
|
|
END
|
|
if (OK)
|
|
BEGIN
|
|
if (RegPart==-1) DecideAbsolute(DispAcc,DispSize,Unknown,Mask);
|
|
else if (DispAcc==0)
|
|
switch (DispSize)
|
|
BEGIN
|
|
case -1:
|
|
AdrMode=ModIReg; AdrByte=0xd0+RegPart;
|
|
break;
|
|
case 0:
|
|
AdrMode=ModDisp8; AdrByte=0xe0+RegPart;
|
|
AdrVals[0]=0; AdrCnt=1;
|
|
break;
|
|
case 1:
|
|
AdrMode=ModDisp16; AdrByte=0xf0+RegPart;
|
|
AdrVals[0]=0; AdrVals[1]=0; AdrCnt=2;
|
|
break;
|
|
END
|
|
else
|
|
BEGIN
|
|
if (DispSize==-1)
|
|
if ((DispAcc>=-128) AND (DispAcc<127)) DispSize=0;
|
|
else DispSize=1;
|
|
switch (DispSize)
|
|
BEGIN
|
|
case 0:
|
|
if (Unknown) DispAcc&=0x7f;
|
|
if (ChkRange(DispAcc,-128,127))
|
|
BEGIN
|
|
AdrMode=ModDisp8; AdrByte=0xe0+RegPart;
|
|
AdrVals[0]=DispAcc & 0xff; AdrCnt=1;
|
|
END
|
|
break;
|
|
case 1:
|
|
if (Unknown) DispAcc&=0x7fff;
|
|
if (ChkRange(DispAcc,-0x8000l,0x7fffl))
|
|
BEGIN
|
|
AdrMode=ModDisp16; AdrByte=0xf0+RegPart;
|
|
AdrVals[1]=DispAcc & 0xff;
|
|
AdrVals[0]=(DispAcc >> 8) & 0xff;
|
|
AdrCnt=2;
|
|
END
|
|
break;
|
|
END
|
|
END
|
|
END
|
|
END
|
|
ChkAdr(Mask); return;
|
|
END
|
|
|
|
/* absolut */
|
|
|
|
DispSize=(-1); SplitDisp(Asc,&DispSize);
|
|
FirstPassUnknown=False;
|
|
DispAcc=EvalIntExpression(Asc,UInt24,&OK);
|
|
DecideAbsolute(DispAcc,DispSize,FirstPassUnknown,Mask);
|
|
|
|
ChkAdr(Mask);
|
|
END
|
|
|
|
static LongInt ImmVal(void)
|
|
BEGIN
|
|
LongInt t;
|
|
|
|
switch (OpSize)
|
|
BEGIN
|
|
case 0:
|
|
t=AdrVals[0]; if (t>127) t-=256;
|
|
break;
|
|
case 1:
|
|
t=(((Word)AdrVals[0]) << 8)+AdrVals[1];
|
|
if (t>0x7fff) t-=0x10000;
|
|
break;
|
|
default:
|
|
t=0; WrError(10000);
|
|
END
|
|
return t;
|
|
END
|
|
|
|
/*-------------------------------------------------------------------------*/
|
|
|
|
static Boolean CheckFormat(char *FSet)
|
|
BEGIN
|
|
char *p;
|
|
|
|
if (strcmp(Format," ")==0) FormatCode=0;
|
|
else
|
|
BEGIN
|
|
p=strchr(FSet,*Format);
|
|
if (p==Nil)
|
|
BEGIN
|
|
WrError(1090); return False;
|
|
END
|
|
else FormatCode=p-FSet+1;
|
|
END
|
|
return True;
|
|
END
|
|
|
|
static Boolean DecodePseudo(void)
|
|
BEGIN
|
|
#define ASSUMEH8_5Count 4
|
|
static ASSUMERec ASSUMEH8_5s[ASSUMEH8_5Count]=
|
|
{{"DP", &Reg_DP, 0, 0xff, -1},
|
|
{"EP", &Reg_EP, 0, 0xff, -1},
|
|
{"TP", &Reg_TP, 0, 0xff, -1},
|
|
{"BR", &Reg_BR, 0, 0xff, -1}};
|
|
|
|
if (Memo("ASSUME"))
|
|
BEGIN
|
|
CodeASSUME(ASSUMEH8_5s,ASSUMEH8_5Count);
|
|
return True;
|
|
END
|
|
|
|
return False;
|
|
END
|
|
|
|
static ShortInt Adr2Mode;
|
|
static Byte Adr2Byte,Adr2Cnt;
|
|
static Byte Adr2Vals[3];
|
|
|
|
static void CopyAdr(void)
|
|
BEGIN
|
|
Adr2Mode=AdrMode;
|
|
Adr2Byte=AdrByte;
|
|
Adr2Cnt=AdrCnt;
|
|
memcpy(Adr2Vals,AdrVals,AdrCnt);
|
|
END
|
|
|
|
static void MakeCode_H8_5(void)
|
|
BEGIN
|
|
Integer AdrInt;
|
|
int z;
|
|
char *p;
|
|
Boolean OK;
|
|
LongInt AdrLong;
|
|
Byte HReg;
|
|
ShortInt HSize;
|
|
|
|
CodeLen=0; DontPrint=False; OpSize=(-1); AbsBank=Reg_DP;
|
|
|
|
/* zu ignorierendes */
|
|
|
|
if (Memo("")) return;
|
|
|
|
/* Pseudoanweisungen */
|
|
|
|
if (DecodePseudo()) return;
|
|
|
|
/* Formatangabe abspalten */
|
|
|
|
switch (AttrSplit)
|
|
BEGIN
|
|
case '.':
|
|
p=strchr(AttrPart,':');
|
|
if (p!=Nil)
|
|
BEGIN
|
|
if (p<AttrPart+strlen(AttrPart)-1) strmaxcpy(Format,p+1,255);
|
|
else strcpy(Format," ");
|
|
*p='\0';
|
|
END
|
|
else strcpy(Format," ");
|
|
break;
|
|
case ':':
|
|
p=strchr(AttrPart,'.');
|
|
if (p==0)
|
|
BEGIN
|
|
strmaxcpy(Format,AttrPart,255); *AttrPart='\0';
|
|
END
|
|
else
|
|
BEGIN
|
|
*p='\0';
|
|
if (p==AttrPart) strcpy(Format," "); else strmaxcpy(Format,AttrPart,255);
|
|
strcpy(AttrPart,p+1);
|
|
END
|
|
break;
|
|
default:
|
|
strcpy(Format," ");
|
|
END
|
|
|
|
/* Attribut abarbeiten */
|
|
|
|
if (*AttrPart=='\0') SetOpSize(-1);
|
|
else
|
|
switch (toupper(*AttrPart))
|
|
BEGIN
|
|
case 'B':SetOpSize(0); break;
|
|
case 'W':SetOpSize(1); break;
|
|
case 'L':SetOpSize(2); break;
|
|
case 'Q':SetOpSize(3); break;
|
|
case 'S':SetOpSize(4); break;
|
|
case 'D':SetOpSize(5); break;
|
|
case 'X':SetOpSize(6); break;
|
|
case 'P':SetOpSize(7); break;
|
|
default:
|
|
WrError(1107); return;
|
|
END
|
|
NLS_UpString(Format);
|
|
|
|
if (DecodeMoto16Pseudo(OpSize,True)) return;
|
|
|
|
/* Anweisungen ohne Argument */
|
|
|
|
for (z=0; z<FixedOrderCount; z++)
|
|
if (Memo(FixedOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=0) WrError(1110);
|
|
else if (OpSize!=-1) WrError(1100);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else
|
|
BEGIN
|
|
CodeLen=0;
|
|
if (Hi(FixedOrders[z].Code)!=0) BAsmCode[CodeLen++]=Hi(FixedOrders[z].Code);
|
|
BAsmCode[CodeLen++]=Lo(FixedOrders[z].Code);
|
|
END
|
|
return;
|
|
END
|
|
|
|
/* Datentransfer */
|
|
|
|
if (Memo("MOV"))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (CheckFormat("GEIFLS"))
|
|
BEGIN
|
|
if (OpSize==-1)
|
|
SetOpSize((FormatCode==2) ? 0 : 1);
|
|
if ((OpSize!=0) AND (OpSize!=1)) WrError(1130);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[2],MModNoImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
CopyAdr();
|
|
DecodeAdr(ArgStr[1],MModAll);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
if (FormatCode==0)
|
|
if ((AdrMode==ModImm) AND (Adr2Mode==ModReg)) FormatCode=2+OpSize;
|
|
else if ((AdrMode==ModReg) AND (Adr2Byte==0xe6)) FormatCode=4;
|
|
else if ((Adr2Mode==ModReg) AND (AdrByte==0xe6)) FormatCode=4;
|
|
else if ((AdrMode==ModReg) AND (Adr2Mode==ModAbs8)) FormatCode=6;
|
|
else if ((AdrMode==ModAbs8) AND (Adr2Mode==ModReg)) FormatCode=5;
|
|
else FormatCode=1;
|
|
switch (FormatCode)
|
|
BEGIN
|
|
case 1:
|
|
if (AdrMode==ModReg)
|
|
BEGIN
|
|
BAsmCode[0]=Adr2Byte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,Adr2Vals,Adr2Cnt);
|
|
BAsmCode[1+Adr2Cnt]=0x90+(AdrByte & 7);
|
|
CodeLen=2+Adr2Cnt;
|
|
END
|
|
else if (Adr2Mode==ModReg)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=0x80+(Adr2Byte & 7);
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
else if (AdrMode==ModImm)
|
|
BEGIN
|
|
BAsmCode[0]=Adr2Byte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,Adr2Vals,Adr2Cnt);
|
|
if ((OpSize==0) OR ((ImmVal()>=-128) AND (ImmVal()<127)))
|
|
BEGIN
|
|
BAsmCode[1+Adr2Cnt]=0x06;
|
|
BAsmCode[2+Adr2Cnt]=AdrVals[OpSize];
|
|
CodeLen=3+Adr2Cnt;
|
|
END
|
|
else
|
|
BEGIN
|
|
BAsmCode[1+Adr2Cnt]=0x07;
|
|
memcpy(BAsmCode+2+Adr2Cnt,AdrVals,AdrCnt);
|
|
CodeLen=2+Adr2Cnt+AdrCnt;
|
|
END
|
|
END
|
|
else WrError(1350);
|
|
break;
|
|
case 2:
|
|
if ((AdrMode!=ModImm) OR (Adr2Mode!=ModReg)) WrError(1350);
|
|
else if (OpSize!=0) WrError(1130);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x50+(Adr2Byte & 7);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
END
|
|
break;
|
|
case 3:
|
|
if ((AdrMode!=ModImm) OR (Adr2Mode!=ModReg)) WrError(1350);
|
|
else if (OpSize!=1) WrError(1130);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x58+(Adr2Byte & 7);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
END
|
|
break;
|
|
case 4:
|
|
if ((AdrMode==ModReg) AND (Adr2Byte==0xe6))
|
|
BEGIN
|
|
BAsmCode[0]=0x90+(OpSize << 3)+(AdrByte & 7);
|
|
memcpy(BAsmCode+1,Adr2Vals,Adr2Cnt);
|
|
CodeLen=1+Adr2Cnt;
|
|
END
|
|
else if ((Adr2Mode==ModReg) AND (AdrByte==0xe6))
|
|
BEGIN
|
|
BAsmCode[0]=0x80+(OpSize << 3)+(Adr2Byte & 7);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
END
|
|
else WrError(1350);
|
|
break;
|
|
case 5:
|
|
if ((AdrMode!=ModAbs8) OR (Adr2Mode!=ModReg)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x60+(OpSize << 3)+(Adr2Byte & 7);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
END
|
|
break;
|
|
case 6:
|
|
if ((Adr2Mode!=ModAbs8) OR (AdrMode!=ModReg)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x70+(OpSize << 3)+(AdrByte & 7);
|
|
memcpy(BAsmCode+1,Adr2Vals,Adr2Cnt);
|
|
CodeLen=1+Adr2Cnt;
|
|
END
|
|
break;
|
|
END
|
|
END
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if ((Memo("LDC")) OR (Memo("STC")))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else
|
|
BEGIN
|
|
if (Memo("STC"))
|
|
BEGIN
|
|
strcpy(ArgStr[3],ArgStr[1]);
|
|
strcpy(ArgStr[1],ArgStr[2]);
|
|
strcpy(ArgStr[2],ArgStr[3]);
|
|
END
|
|
if (NOT DecodeCReg(ArgStr[2],&HReg)) WrXError(1440,ArgStr[2]);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],(Memo("LDC"))?MModAll:MModNoImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=0x88+(Ord(Memo("STC")) << 4)+HReg;
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if (Memo("LDM"))
|
|
BEGIN
|
|
if (OpSize==-1) OpSize=1;
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (OpSize!=1) WrError(1130);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (NOT DecodeRegList(ArgStr[2],BAsmCode+1)) WrError(1410);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModPostInc);
|
|
if (AdrMode!=ModNone)
|
|
if ((AdrByte & 7)!=7) WrError(1350);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x02; CodeLen=2;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if (Memo("STM"))
|
|
BEGIN
|
|
if (OpSize==-1) OpSize=1;
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (OpSize!=1) WrError(1130);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (NOT DecodeRegList(ArgStr[1],BAsmCode+1)) WrError(1410);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[2],MModPredec);
|
|
if (AdrMode!=ModNone)
|
|
if ((AdrByte & 7)!=7) WrError(1350);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x12; CodeLen=2;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if ((Memo("MOVTPE")) OR (Memo("MOVFPE")))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (CheckFormat("G"))
|
|
BEGIN
|
|
if (Memo("MOVTPE"))
|
|
BEGIN
|
|
strcpy(ArgStr[3],ArgStr[2]);
|
|
strcpy(ArgStr[2],ArgStr[1]);
|
|
strcpy(ArgStr[1],ArgStr[3]);
|
|
END
|
|
if (OpSize==-1) SetOpSize(0);
|
|
if (OpSize!=0) WrError(1130);
|
|
else if (NOT DecodeReg(ArgStr[2],&HReg)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModNoImm-MModReg);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=0;
|
|
BAsmCode[2+AdrCnt]=0x80+HReg+(Ord(Memo("MOVTPE")) << 4);
|
|
CodeLen=3+AdrCnt;
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
/* Arithmetik mit 2 Operanden */
|
|
|
|
if ((Memo("ADD")) OR (Memo("SUB")))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (CheckFormat("GQ"))
|
|
BEGIN
|
|
if (OpSize==-1) SetOpSize(1);
|
|
if ((OpSize!=0) AND (OpSize!=1)) WrError(1130);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[2],MModNoImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
CopyAdr();
|
|
DecodeAdr(ArgStr[1],MModAll);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
AdrLong=ImmVal();
|
|
if (FormatCode==0)
|
|
if ((AdrMode==ModImm) AND (abs(AdrLong)>=1) AND (abs(AdrLong)<=2)) FormatCode=2;
|
|
else FormatCode=1;
|
|
switch (FormatCode)
|
|
BEGIN
|
|
case 1:
|
|
if (Adr2Mode!=ModReg) WrError(1350);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=0x20+(Ord(Memo("SUB")) << 4)+(Adr2Byte & 7);
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
break;
|
|
case 2:
|
|
if (ChkRange(AdrLong,-2,2))
|
|
if (AdrLong==0) WrError(1315);
|
|
else
|
|
BEGIN
|
|
if (Memo("SUB")) AdrLong=(-AdrLong);
|
|
BAsmCode[0]=Adr2Byte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,Adr2Vals,Adr2Cnt);
|
|
BAsmCode[1+Adr2Cnt]=0x08+abs(AdrLong)-1;
|
|
if (AdrLong<0) BAsmCode[1+Adr2Cnt]+=4;
|
|
CodeLen=2+Adr2Cnt;
|
|
END
|
|
break;
|
|
END
|
|
END
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if (Memo("CMP"))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (CheckFormat("GEI"))
|
|
BEGIN
|
|
if (OpSize==-1)
|
|
SetOpSize((FormatCode==2)?0:1);
|
|
if ((OpSize!=0) AND (OpSize!=1)) WrError(1130);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[2],MModNoImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
CopyAdr();
|
|
DecodeAdr(ArgStr[1],MModAll);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
if (FormatCode==0)
|
|
if ((AdrMode==ModImm) AND (Adr2Mode==ModReg)) FormatCode=2+OpSize;
|
|
else FormatCode=1;
|
|
switch (FormatCode)
|
|
BEGIN
|
|
case 1:
|
|
if (Adr2Mode==ModReg)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=0x70+(Adr2Byte & 7);
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
else if (AdrMode==ModImm)
|
|
BEGIN
|
|
BAsmCode[0]=Adr2Byte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,Adr2Vals,Adr2Cnt);
|
|
BAsmCode[1+Adr2Cnt]=0x04+OpSize;
|
|
memcpy(BAsmCode+2+Adr2Cnt,AdrVals,AdrCnt);
|
|
CodeLen=2+AdrCnt+Adr2Cnt;
|
|
END
|
|
else WrError(1350);
|
|
break;
|
|
case 2:
|
|
if ((AdrMode!=ModImm) OR (Adr2Mode!=ModReg)) WrError(1350);
|
|
else if (OpSize!=0) WrError(1130);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x40+(Adr2Byte & 7);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
END
|
|
break;
|
|
case 3:
|
|
if ((AdrMode!=ModImm) OR (Adr2Mode!=ModReg)) WrError(1350);
|
|
else if (OpSize!=1) WrError(1130);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x48+(Adr2Byte & 7);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
END
|
|
break;
|
|
END
|
|
END
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
for (z=0; z<RegEAOrderCount; z++)
|
|
if (Memo(RegEAOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (CheckFormat("G"))
|
|
BEGIN
|
|
if (OpSize==-1) SetOpSize(RegEAOrders[z].DefSize);
|
|
if (((1 << OpSize) & RegEAOrders[z].SizeMask)==0) WrError(1130);
|
|
else if (NOT DecodeReg(ArgStr[2],&HReg)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModAll);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=RegEAOrders[z].Code+HReg;
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
for (z=0; z<TwoRegOrderCount; z++)
|
|
if (Memo(TwoRegOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (NOT DecodeReg(ArgStr[1],&HReg)) WrError(1350);
|
|
else if (NOT DecodeReg(ArgStr[2],&AdrByte)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
if (OpSize==-1) SetOpSize(TwoRegOrders[z].DefSize);
|
|
if (((1 << OpSize) & TwoRegOrders[z].SizeMask)==0) WrError(1130);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0xa0+HReg+(OpSize << 3);
|
|
if (Hi(TwoRegOrders[z].Code)!=0)
|
|
BEGIN
|
|
BAsmCode[1]=Lo(TwoRegOrders[z].Code);
|
|
BAsmCode[2]=Hi(TwoRegOrders[z].Code)+AdrByte;
|
|
CodeLen=3;
|
|
END
|
|
else
|
|
BEGIN
|
|
BAsmCode[1]=TwoRegOrders[z].Code+AdrByte;
|
|
CodeLen=2;
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
for (z=0; z<LogOrderCount; z++)
|
|
if (Memo(LogOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (NOT DecodeCReg(ArgStr[2],&HReg)) WrXError(1440,ArgStr[2]);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=LogOrders[z].Code+HReg;
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
/* Arithmetik mit einem Operanden */
|
|
|
|
for (z=0; z<OneOrderCount; z++)
|
|
if (Memo(OneOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (CheckFormat("G"))
|
|
BEGIN
|
|
if (OpSize==-1) SetOpSize(OneOrders[z].DefSize);
|
|
if (((1 << OpSize) & OneOrders[z].SizeMask)==0) WrError(1130);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModNoImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=OneOrders[z].Code;
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
for (z=0; z<OneRegOrderCount; z++)
|
|
if (Memo(OneRegOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (NOT DecodeReg(ArgStr[1],&HReg)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
if (OpSize==-1) SetOpSize(OneRegOrders[z].DefSize);
|
|
if (((1 << OpSize) & OneRegOrders[z].SizeMask)==0) WrError(1130);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0xa0+HReg+(OpSize << 3);
|
|
BAsmCode[1]=OneRegOrders[z].Code;
|
|
CodeLen=2;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
/* Bitoperationen */
|
|
|
|
for (z=0; z<BitOrderCount; z++)
|
|
if (Memo(BitOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else
|
|
BEGIN
|
|
if (OpSize==-1) OpSize=0;
|
|
if ((OpSize!=0) AND (OpSize!=1)) WrError(1130);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[2],MModNoImm);
|
|
if (AdrMode!=ModNone)
|
|
BEGIN
|
|
if (DecodeReg(ArgStr[1],&HReg))
|
|
BEGIN
|
|
OK=True; HReg+=8;
|
|
END
|
|
else
|
|
BEGIN
|
|
if (*ArgStr[1]=='#') strcpy(ArgStr[1],ArgStr[1]+1);
|
|
HReg=EvalIntExpression(ArgStr[1],(OpSize==0)?UInt3:UInt4,&OK);
|
|
if (OK) HReg+=0x80;
|
|
END
|
|
if (OK)
|
|
BEGIN
|
|
BAsmCode[0]=AdrByte+(OpSize << 3);
|
|
memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
BAsmCode[1+AdrCnt]=BitOrders[z].Code+HReg;
|
|
CodeLen=2+AdrCnt;
|
|
END
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
/* Spruenge */
|
|
|
|
for (z=0; z<RelOrderCount; z++)
|
|
if (Memo(RelOrders[z].Name))
|
|
BEGIN
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else
|
|
BEGIN
|
|
FirstPassUnknown=False;
|
|
AdrLong=EvalIntExpression(ArgStr[1],UInt24,&OK);
|
|
if (OK)
|
|
if (((AdrLong >> 16)!=(EProgCounter() >> 16)) AND
|
|
(NOT FirstPassUnknown) AND (NOT SymbolQuestionable)) WrError(1910);
|
|
else if ((EProgCounter() & 0xffff)>=0xfffc) WrError(1905);
|
|
else
|
|
BEGIN
|
|
AdrLong-=EProgCounter()+2;
|
|
if (AdrLong>0x7fff) AdrLong-=0x10000;
|
|
else if (AdrLong<-0x8000l) AdrLong+=0x10000;
|
|
if (OpSize==-1)
|
|
if ((AdrLong<=127) AND (AdrLong>=-128)) OpSize=4;
|
|
else OpSize=2;
|
|
switch (OpSize)
|
|
BEGIN
|
|
case 2:
|
|
AdrLong--;
|
|
BAsmCode[0]=RelOrders[z].Code+0x10;
|
|
BAsmCode[1]=(AdrLong >> 8) & 0xff;
|
|
BAsmCode[2]=AdrLong & 0xff;
|
|
CodeLen=3;
|
|
break;
|
|
case 4:
|
|
if (((AdrLong<-128) OR (AdrLong>127)) AND (NOT SymbolQuestionable)) WrError(1370);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=RelOrders[z].Code;
|
|
BAsmCode[1]=AdrLong & 0xff;
|
|
CodeLen=2;
|
|
END
|
|
break;
|
|
default:
|
|
WrError(1130);
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if ((Memo("JMP")) OR (Memo("JSR")))
|
|
BEGIN
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (CheckFormat("G"))
|
|
BEGIN
|
|
AbsBank=EProgCounter() >> 16;
|
|
HReg=Ord(Memo("JSR")) << 3;
|
|
DecodeAdr(ArgStr[1],MModIReg+MModReg+MModDisp8+MModDisp16+MModAbs16);
|
|
switch (AdrMode)
|
|
BEGIN
|
|
case ModReg:
|
|
case ModIReg:
|
|
BAsmCode[0]=0x11; BAsmCode[1]=0xd0+HReg+(AdrByte & 7);
|
|
CodeLen=2;
|
|
break;
|
|
case ModDisp8:
|
|
case ModDisp16:
|
|
BAsmCode[0]=0x11; BAsmCode[1]=AdrByte+HReg;
|
|
memcpy(BAsmCode+2,AdrVals,AdrCnt);
|
|
CodeLen=2+AdrCnt;
|
|
break;
|
|
case ModAbs16:
|
|
BAsmCode[0]=0x10+HReg; memcpy(BAsmCode+1,AdrVals,AdrCnt);
|
|
CodeLen=1+AdrCnt;
|
|
break;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if (strncmp(OpPart,"SCB/",4)==0)
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (*AttrPart!='\0') WrError(1100);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (NOT DecodeReg(ArgStr[1],&HReg)) WrError(1350);
|
|
else
|
|
BEGIN
|
|
strmaxcpy(ArgStr[3],OpPart+4,255);
|
|
OK=True; NLS_UpString(ArgStr[3]);
|
|
if (strcmp(ArgStr[3],"F")==0) BAsmCode[0]=0x01;
|
|
else if (strcmp(ArgStr[3],"NE")==0) BAsmCode[0]=0x06;
|
|
else if (strcmp(ArgStr[3],"EQ")==0) BAsmCode[0]=0x07;
|
|
else OK=False;
|
|
if (NOT OK) WrError(1360);
|
|
else
|
|
BEGIN
|
|
FirstPassUnknown=False;
|
|
AdrLong=EvalIntExpression(ArgStr[2],UInt24,&OK);
|
|
if (OK)
|
|
if (((AdrLong >> 16)!=(EProgCounter() >> 16)) AND
|
|
(NOT FirstPassUnknown) AND (NOT SymbolQuestionable)) WrError(1910);
|
|
else if ((EProgCounter() & 0xffff)>=0xfffc) WrError(1905);
|
|
else
|
|
BEGIN
|
|
AdrLong-=EProgCounter()+3;
|
|
if ((NOT SymbolQuestionable) AND ((AdrLong>127) OR (AdrLong<-128))) WrError(1370);
|
|
else
|
|
BEGIN
|
|
BAsmCode[1]=0xb8+HReg;
|
|
BAsmCode[2]=AdrLong & 0xff;
|
|
CodeLen=3;
|
|
END
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if ((Memo("PJMP")) OR (Memo("PJSR")))
|
|
BEGIN
|
|
z=Ord(Memo("PJMP"));
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (*AttrPart!='\0') WrError(1100);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (NOT Maximum) WrError(1997);
|
|
else
|
|
BEGIN
|
|
if (*ArgStr[1]=='@') strcpy(ArgStr[1],ArgStr[1]+1);
|
|
if (DecodeReg(ArgStr[1],&HReg))
|
|
BEGIN
|
|
BAsmCode[0]=0x11; BAsmCode[1]=0xc0+((1-z) << 3)+HReg;
|
|
CodeLen=2;
|
|
END
|
|
else
|
|
BEGIN
|
|
AdrLong=EvalIntExpression(ArgStr[1],UInt24,&OK);
|
|
if (OK)
|
|
BEGIN
|
|
BAsmCode[0]=0x03+(z << 4);
|
|
BAsmCode[1]=(AdrLong >> 16) & 0xff;
|
|
BAsmCode[2]=(AdrLong >> 8) & 0xff;
|
|
BAsmCode[3]=AdrLong & 0xff;
|
|
CodeLen=4;
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if ((Memo("PRTD")) OR (Memo("RTD")))
|
|
BEGIN
|
|
HReg=Ord(Memo("PRTD"));
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (*ArgStr[1]!='#') WrError(1120);
|
|
else
|
|
BEGIN
|
|
strcpy(ArgStr[1],ArgStr[1]+1);
|
|
HSize=(-1); SplitDisp(ArgStr[1],&HSize);
|
|
if (HSize!=-1) SetOpSize(HSize);
|
|
FirstPassUnknown=False;
|
|
AdrInt=EvalIntExpression(ArgStr[1],SInt16,&OK);
|
|
if (FirstPassUnknown) AdrInt&=127;
|
|
if (OK)
|
|
BEGIN
|
|
if (OpSize==-1)
|
|
if ((AdrInt<127) AND (AdrInt>-128)) OpSize=0;
|
|
else OpSize=1;
|
|
if (Memo("PRTD")) BAsmCode[0]=0x11;
|
|
switch (OpSize)
|
|
BEGIN
|
|
case 0:
|
|
if (ChkRange(AdrInt,-128,127))
|
|
BEGIN
|
|
BAsmCode[HReg]=0x14; BAsmCode[1+HReg]=AdrInt & 0xff;
|
|
CodeLen=2+HReg;
|
|
END
|
|
break;
|
|
case 1:
|
|
BAsmCode[HReg]=0x1c;
|
|
BAsmCode[1+HReg]=(AdrInt >> 8) & 0xff;
|
|
BAsmCode[2+HReg]=AdrInt & 0xff;
|
|
CodeLen=3+HReg;
|
|
break;
|
|
default:
|
|
WrError(1130);
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
/* Sonderfaelle */
|
|
|
|
if (Memo("LINK"))
|
|
BEGIN
|
|
if (ArgCnt!=2) WrError(1110);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModReg);
|
|
if (AdrMode!=ModNone)
|
|
if ((AdrByte & 7)!=6) WrError(1350);
|
|
else if (*ArgStr[2]!='#') WrError(1120);
|
|
else
|
|
BEGIN
|
|
strcpy(ArgStr[2],ArgStr[2]+1);
|
|
HSize=(-1); SplitDisp(ArgStr[2],&HSize);
|
|
if (HSize!=-1) SetOpSize(HSize);
|
|
FirstPassUnknown=False;
|
|
AdrInt=EvalIntExpression(ArgStr[2],SInt16,&OK);
|
|
if (FirstPassUnknown) AdrInt&=127;
|
|
if (OK)
|
|
BEGIN
|
|
if (OpSize==-1)
|
|
if ((AdrInt<127) AND (AdrInt>-128)) OpSize=0;
|
|
else OpSize=1;
|
|
switch (OpSize)
|
|
BEGIN
|
|
case 0:
|
|
if (ChkRange(AdrInt,-128,127))
|
|
BEGIN
|
|
BAsmCode[0]=0x17; BAsmCode[1]=AdrInt & 0xff;
|
|
CodeLen=2;
|
|
END
|
|
break;
|
|
case 1:
|
|
BAsmCode[0]=0x1f;
|
|
BAsmCode[1]=(AdrInt >> 8) & 0xff;
|
|
BAsmCode[2]=AdrInt & 0xff;
|
|
CodeLen=3;
|
|
break;
|
|
default:
|
|
WrError(1130);
|
|
END
|
|
END
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if (Memo("UNLK"))
|
|
BEGIN
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (*AttrPart!='\0') WrError(1100);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else
|
|
BEGIN
|
|
DecodeAdr(ArgStr[1],MModReg);
|
|
if (AdrMode!=ModNone)
|
|
if ((AdrByte & 7)!=6) WrError(1350);
|
|
else
|
|
BEGIN
|
|
BAsmCode[0]=0x0f; CodeLen=1;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
if (Memo("TRAPA"))
|
|
BEGIN
|
|
if (ArgCnt!=1) WrError(1110);
|
|
else if (*AttrPart!='\0') WrError(1100);
|
|
else if (strcmp(Format," ")!=0) WrError(1090);
|
|
else if (*ArgStr[1]!='#') WrError(1120);
|
|
else
|
|
BEGIN
|
|
BAsmCode[1]=0x10+EvalIntExpression(ArgStr[1]+1,UInt4,&OK);
|
|
if (OK)
|
|
BEGIN
|
|
BAsmCode[0]=0x08; CodeLen=2;
|
|
END
|
|
END
|
|
return;
|
|
END
|
|
|
|
WrXError(1200,OpPart);
|
|
END
|
|
|
|
static Boolean ChkPC_H8_5(LargeWord Addr)
|
|
BEGIN
|
|
if (ActPC==SegCode)
|
|
return (Addr<(Maximum?0x1000000:0x10000));
|
|
else return False;
|
|
END
|
|
|
|
static Boolean IsDef_H8_5(void)
|
|
BEGIN
|
|
return False;
|
|
END
|
|
|
|
static void SwitchFrom_H8_5(void)
|
|
BEGIN
|
|
DeinitFields(); ClearONOFF();
|
|
END
|
|
|
|
static void InitCode_H8_5(void)
|
|
BEGIN
|
|
SaveInitProc();
|
|
Reg_DP=(-1);
|
|
Reg_EP=(-1);
|
|
Reg_TP=(-1);
|
|
Reg_BR=(-1);
|
|
END
|
|
|
|
static void SwitchTo_H8_5(void)
|
|
BEGIN
|
|
TurnWords=True; ConstMode=ConstModeMoto; SetIsOccupied=False;
|
|
|
|
PCSymbol="*"; HeaderID=0x69; NOPCode=0x00;
|
|
DivideChars=","; HasAttrs=True; AttrChars=".:";
|
|
|
|
ValidSegs=1<<SegCode;
|
|
Grans[SegCode]=1; ListGrans[SegCode]=1; SegInits[SegCode]=0;
|
|
|
|
MakeCode=MakeCode_H8_5; ChkPC=ChkPC_H8_5; IsDef=IsDef_H8_5;
|
|
SwitchFrom=SwitchFrom_H8_5; InitFields();
|
|
AddONOFF("MAXMODE", &Maximum , MaximumName ,False);
|
|
AddMoto16PseudoONOFF();
|
|
|
|
SetFlag(&DoPadding,DoPaddingName,False);
|
|
END
|
|
|
|
void codeh8_5_init(void)
|
|
BEGIN
|
|
CPU532=AddCPU("HD6475328",SwitchTo_H8_5);
|
|
CPU534=AddCPU("HD6475348",SwitchTo_H8_5);
|
|
CPU536=AddCPU("HD6475368",SwitchTo_H8_5);
|
|
CPU538=AddCPU("HD6475388",SwitchTo_H8_5);
|
|
|
|
SaveInitProc=InitPassProc; InitPassProc=InitCode_H8_5;
|
|
END
|