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-rw-r--r--code48.c998
1 files changed, 998 insertions, 0 deletions
diff --git a/code48.c b/code48.c
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index 0000000..e34135b
--- /dev/null
+++ b/code48.c
@@ -0,0 +1,998 @@
+/* code48.c */
+/*****************************************************************************/
+/* AS-Portierung */
+/* */
+/* Codegeneratormodul MCS-48-Familie */
+/* */
+/* Historie: 16. 5.1996 Grundsteinlegung */
+/* 2. 1.1999 ChkPC-Anpassung */
+/* */
+/*****************************************************************************/
+
+#include "stdinc.h"
+#include <string.h>
+#include <ctype.h>
+
+#include "nls.h"
+#include "strutil.h"
+#include "stringlists.h"
+#include "asmdef.h"
+#include "asmsub.h"
+#include "asmpars.h"
+#include "codepseudo.h"
+#include "codevars.h"
+
+typedef struct
+ {
+ char *Name;
+ Byte Code;
+ Byte May2X;
+ Byte UPIFlag;
+ } CondOrder;
+
+typedef struct
+ {
+ char *Name;
+ Byte Code;
+ } AccOrder;
+
+typedef struct
+ {
+ char *Name;
+ Byte Code;
+ Boolean Is22;
+ Boolean IsNUPI;
+ } SelOrder;
+
+#define ModImm 0
+#define ModReg 1
+#define ModInd 2
+#define ModAcc 3
+#define ModNone (-1)
+
+#define ClrCplCnt 4
+#define CondOrderCnt 22
+#define AccOrderCnt 6
+#define SelOrderCnt 6
+
+#define D_CPU8021 0
+#define D_CPU8022 1
+#define D_CPU8039 2
+#define D_CPU8048 3
+#define D_CPU80C39 4
+#define D_CPU80C48 5
+#define D_CPU8041 6
+#define D_CPU8042 7
+
+static ShortInt AdrMode;
+static Byte AdrVal;
+static CPUVar CPU8021,CPU8022,CPU8039,CPU8048,CPU80C39,CPU80C48,CPU8041,CPU8042;
+
+static char **ClrCplVals;
+static Byte *ClrCplCodes;
+static CondOrder *CondOrders;
+static AccOrder *AccOrders;
+static SelOrder *SelOrders;
+
+/****************************************************************************/
+
+ static void AddAcc(char *Name, Byte Code)
+BEGIN
+ if (InstrZ==AccOrderCnt) exit(255);
+ AccOrders[InstrZ].Name=Name;
+ AccOrders[InstrZ++].Code=Code;
+END
+
+ static void AddCond(char *Name, Byte Code, Byte May2X, Byte UPIFlag)
+BEGIN
+ if (InstrZ==CondOrderCnt) exit(255);
+ CondOrders[InstrZ].Name=Name;
+ CondOrders[InstrZ].Code=Code;
+ CondOrders[InstrZ].May2X=May2X;
+ CondOrders[InstrZ++].UPIFlag=UPIFlag;
+END
+
+ static void AddSel(char *Name, Byte Code, Byte Is22, Byte IsNUPI)
+BEGIN
+ if (InstrZ==SelOrderCnt) exit(255);
+ SelOrders[InstrZ].Name=Name;
+ SelOrders[InstrZ].Code=Code;
+ SelOrders[InstrZ].Is22=Is22;
+ SelOrders[InstrZ++].IsNUPI=IsNUPI;
+END
+
+ static void InitFields(void)
+BEGIN
+ ClrCplVals=(char **) malloc(sizeof(char *)*ClrCplCnt);
+ ClrCplCodes=(Byte *) malloc(sizeof(Byte)*ClrCplCnt);
+ ClrCplVals[0]="A"; ClrCplVals[1]="C"; ClrCplVals[2]="F0"; ClrCplVals[3]="F1";
+ ClrCplCodes[0]=0x27; ClrCplCodes[1]=0x97; ClrCplCodes[2]=0x85; ClrCplCodes[3]=0xa5;
+
+ CondOrders=(CondOrder *) malloc(sizeof(CondOrder)*CondOrderCnt); InstrZ=0;
+ AddCond("JTF" ,0x16, 2, 3); AddCond("JNI" ,0x86, 0, 2);
+ AddCond("JC" ,0xf6, 2, 3); AddCond("JNC" ,0xe6, 2, 3);
+ AddCond("JZ" ,0xc6, 2, 3); AddCond("JNZ" ,0x96, 2, 3);
+ AddCond("JT0" ,0x36, 1, 3); AddCond("JNT0" ,0x26, 1, 3);
+ AddCond("JT1" ,0x56, 2, 3); AddCond("JNT1" ,0x46, 2, 3);
+ AddCond("JF0" ,0xb6, 0, 3); AddCond("JF1" ,0x76, 0, 3);
+ AddCond("JNIBF",0xd6, 2, 1); AddCond("JOBF" ,0x86, 2, 1);
+ AddCond("JB0" ,0x12, 0, 3); AddCond("JB1" ,0x32, 0, 3);
+ AddCond("JB2" ,0x52, 0, 3); AddCond("JB3" ,0x72, 0, 3);
+ AddCond("JB4" ,0x92, 0, 3); AddCond("JB5" ,0xb2, 0, 3);
+ AddCond("JB6" ,0xd2, 0, 3); AddCond("JB7" ,0xf2, 0, 3);
+
+ AccOrders=(AccOrder *) malloc(sizeof(AccOrder)*AccOrderCnt); InstrZ=0;
+ AddAcc("DA" ,0x57);
+ AddAcc("RL" ,0xe7);
+ AddAcc("RLC" ,0xf7);
+ AddAcc("RR" ,0x77);
+ AddAcc("RRC" ,0x67);
+ AddAcc("SWAP",0x47);
+
+ SelOrders=(SelOrder *) malloc(sizeof(SelOrder)*SelOrderCnt); InstrZ=0;
+ AddSel("MB0" ,0xe5, False, True );
+ AddSel("MB1" ,0xf5, False, True );
+ AddSel("RB0" ,0xc5, False, False);
+ AddSel("RB1" ,0xd5, False, False);
+ AddSel("AN0" ,0x95, True , False);
+ AddSel("AN1" ,0x85, True , False);
+END
+
+ static void DeinitFields(void)
+BEGIN
+ free(ClrCplVals);
+ free(ClrCplCodes);
+ free(CondOrders);
+ free(AccOrders);
+ free(SelOrders);
+END
+
+/****************************************************************************/
+
+ static void DecodeAdr(char *Asc_O)
+BEGIN
+ Boolean OK;
+ String Asc;
+
+ strmaxcpy(Asc,Asc_O,255);
+ AdrMode=ModNone;
+
+ if (*Asc=='\0') return;
+
+ if (strcasecmp(Asc,"A")==0) AdrMode=ModAcc;
+
+ else if (*Asc=='#')
+ BEGIN
+ AdrVal=EvalIntExpression(Asc+1,Int8,&OK);
+ if (OK)
+ BEGIN
+ AdrMode=ModImm; BAsmCode[1]=AdrVal;
+ END
+ END
+
+ else if ((strlen(Asc)==2) AND (toupper(*Asc)=='R'))
+ BEGIN
+ if ((Asc[1]>='0') AND (Asc[1]<='7'))
+ BEGIN
+ AdrMode=ModReg; AdrVal=Asc[1]-'0';
+ END
+ END
+
+ else if ((strlen(Asc)==3) AND (*Asc=='@') AND (toupper(Asc[1])=='R'))
+ BEGIN
+ if ((Asc[2]>='0') AND (Asc[2]<='1'))
+ BEGIN
+ AdrMode=ModInd; AdrVal=Asc[2]-'0';
+ END
+ END
+END
+
+ static void ChkN802X(void)
+BEGIN
+ if (CodeLen==0) return;
+ if ((MomCPU==CPU8021) OR (MomCPU==CPU8022))
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+END
+
+ static void Chk802X(void)
+BEGIN
+ if (CodeLen==0) return;
+ if ((MomCPU!=CPU8021) AND (MomCPU!=CPU8022))
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+END
+
+ static void ChkNUPI(void)
+BEGIN
+ if (CodeLen==0) return;
+ if ((MomCPU==CPU8041) OR (MomCPU==CPU8042))
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+END
+
+ static void ChkUPI(void)
+BEGIN
+ if (CodeLen==0) return;
+ if ((MomCPU!=CPU8041) AND (MomCPU!=CPU8042))
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+END
+
+ static void ChkExt(void)
+BEGIN
+ if (CodeLen==0) return;
+ if ((MomCPU==CPU8039) OR (MomCPU==CPU80C39))
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+END
+
+ static Boolean DecodePseudo(void)
+BEGIN
+ return False;
+END
+
+ void MakeCode_48(void)
+BEGIN
+ Boolean OK;
+ Word AdrWord;
+ int z;
+
+ CodeLen=0; DontPrint=False;
+
+ /* zu ignorierendes */
+
+ if (Memo("")) return;
+
+ /* Pseudoanweisungen */
+
+ if (DecodePseudo()) return;
+
+ if (DecodeIntelPseudo(False)) return;
+
+ if ((Memo("ADD")) OR (Memo("ADDC")))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"A")!=0) WrError(1135);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ if ((AdrMode==ModNone) OR (AdrMode==ModAcc)) WrError(1350);
+ else
+ BEGIN
+ switch (AdrMode)
+ BEGIN
+ case ModImm:
+ CodeLen=2; BAsmCode[0]=0x03;
+ break;
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0x68+AdrVal;
+ break;
+ case ModInd:
+ CodeLen=1; BAsmCode[0]=0x60+AdrVal;
+ break;
+ END
+ if (strlen(OpPart)==4) BAsmCode[0]+=0x10;
+ END
+ END
+ return;
+ END
+
+ if ((Memo("ANL")) OR (Memo("ORL")) OR (Memo("XRL")))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"A")==0)
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ if ((AdrMode==-1) OR (AdrMode==ModAcc)) WrError(1350);
+ else
+ BEGIN
+ switch (AdrMode)
+ BEGIN
+ case ModImm:
+ CodeLen=2; BAsmCode[0]=0x43;
+ break;
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0x48+AdrVal;
+ break;
+ case ModInd:
+ CodeLen=1; BAsmCode[0]=0x40+AdrVal;
+ break;
+ END
+ if (Memo("ANL")) BAsmCode[0]+=0x10;
+ else if (Memo("XRL")) BAsmCode[0]+=0x90;
+ END
+ END
+ else if ((strcasecmp(ArgStr[1],"BUS")==0) OR (strcmp(ArgStr[1],"P1")==0) OR (strcmp(ArgStr[1],"P2")==0))
+ BEGIN
+ if (Memo("XRL")) WrError(1350);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ if (AdrMode!=ModImm) WrError(1350);
+ else
+ BEGIN
+ CodeLen=2; BAsmCode[0]=0x88;
+ if (toupper(*ArgStr[1])=='P') BAsmCode[0]+=ArgStr[1][1]-'0';
+ if (Memo("ANL")) BAsmCode[0]+=0x10;
+ if (strcasecmp(ArgStr[1],"BUS")==0)
+ BEGIN
+ ChkExt(); ChkNUPI();
+ END
+ ChkN802X();
+ END
+ END
+ END
+ else WrError(1350);
+ return;
+ END
+
+ if ((Memo("CALL")) OR (Memo("JMP")))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else if ((EProgCounter()&0x7fe)==0x7fe) WrError(1900);
+ else
+ BEGIN
+ AdrWord=EvalIntExpression(ArgStr[1],Int16,&OK);
+ if (OK)
+ if (AdrWord>0xfff) WrError(1320);
+ else
+ BEGIN
+ if ((EProgCounter()&0x800)!=(AdrWord&0x800))
+ BEGIN
+ BAsmCode[0]=0xe5+((AdrWord&0x800)>>7); CodeLen=1;
+ END
+ BAsmCode[CodeLen+1]=AdrWord&0xff;
+ BAsmCode[CodeLen]=0x04+((AdrWord&0x700)>>3);
+ if (Memo("CALL")) BAsmCode[CodeLen]+=0x10;
+ CodeLen+=2; ChkSpace(SegCode);
+ END
+ END
+ return;
+ END
+
+ if ((Memo("CLR")) OR (Memo("CPL")))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else
+ BEGIN
+ z=0; OK=False; NLS_UpString(ArgStr[1]);
+ do
+ BEGIN
+ if (strcmp(ClrCplVals[z],ArgStr[1])==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=ClrCplCodes[z]; OK=True;
+ if (*ArgStr[1]=='F') ChkN802X();
+ END
+ z++;
+ END
+ while ((z<ClrCplCnt) AND (CodeLen!=1));
+ if (NOT OK) WrError(1135);
+ else if (Memo("CPL")) BAsmCode[0]+=0x10;
+ END
+ return;
+ END
+
+ for (z=0; z<AccOrderCnt; z++)
+ if (Memo(AccOrders[z].Name))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"A")!=0) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=AccOrders[z].Code;
+ END
+ return;
+ END
+
+ if (Memo("DEC"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[1]);
+ switch (AdrMode)
+ BEGIN
+ case ModAcc:
+ CodeLen=1; BAsmCode[0]=0x07;
+ break;
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0xc8+AdrVal;
+ ChkN802X();
+ break;
+ default:
+ WrError(1350);
+ END
+ END
+ return;
+ END
+
+ if ((Memo("DIS")) OR (Memo("EN")))
+ BEGIN
+ NLS_UpString(ArgStr[1]);
+ if (ArgCnt!=1) WrError(1110);
+ else
+ BEGIN
+ NLS_UpString(ArgStr[1]);
+ if (strcmp(ArgStr[1],"I")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x05;
+ END
+ else if (strcmp(ArgStr[1],"TCNTI")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x25;
+ END
+ else if ((Memo("EN")) AND (strcmp(ArgStr[1],"DMA")==0))
+ BEGIN
+ BAsmCode[0]=0xe5; CodeLen=1; ChkUPI();
+ END
+ else if ((Memo("EN")) AND (strcmp(ArgStr[1],"FLAGS")==0))
+ BEGIN
+ BAsmCode[0]=0xf5; CodeLen=1; ChkUPI();
+ END
+ else WrError(1350);
+ if (CodeLen!=0)
+ BEGIN
+ if (Memo("DIS")) BAsmCode[0]+=0x10;
+ if (MomCPU==CPU8021)
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+ END
+ END
+ return;
+ END
+
+ if (Memo("DJNZ"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[1]);
+ if (AdrMode!=ModReg) WrError(1350);
+ else
+ BEGIN
+ AdrWord=EvalIntExpression(ArgStr[2],Int16,&OK);
+ if (OK)
+ BEGIN
+ if (((EProgCounter()+1)&0xff00)!=(AdrWord&0xff00)) WrError(1910);
+ else
+ BEGIN
+ CodeLen=2; BAsmCode[0]=0xe8+AdrVal; BAsmCode[1]=AdrWord&0xff;
+ END
+ END
+ END
+ END
+ return;
+ END
+
+ if (Memo("ENT0"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"CLK")!=0) WrError(1135);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x75;
+ ChkN802X(); ChkNUPI();
+ END
+ return;
+ END
+
+ if (Memo("INC"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[1]);
+ switch (AdrMode)
+ BEGIN
+ case ModAcc:
+ CodeLen=1; BAsmCode[0]=0x17;
+ break;
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0x18+AdrVal;
+ break;
+ case ModInd:
+ CodeLen=1; BAsmCode[0]=0x10+AdrVal;
+ break;
+ default:
+ WrError(1350);
+ END
+ END
+ return;
+ END
+
+ if (Memo("IN"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"A")!=0) WrError(1350);
+ else if (strcasecmp(ArgStr[2],"DBB")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x22; ChkUPI();
+ END
+ else if ((strlen(ArgStr[2])!=2) OR (toupper(*ArgStr[2])!='P')) WrError(1350);
+ else switch (ArgStr[2][1])
+ BEGIN
+ case '0':
+ case '1':
+ case '2':
+ CodeLen=1; BAsmCode[0]=0x08+ArgStr[2][1]-'0';
+ if (ArgStr[2][1]=='0') Chk802X();
+ break;
+ default:
+ WrError(1350);
+ END
+ return;
+ END
+
+ if (Memo("INS"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"A")!=0) WrError(1350);
+ else if (strcasecmp(ArgStr[2],"BUS")!=0) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x08; ChkExt(); ChkNUPI();
+ END
+ return;
+ END
+
+ if (Memo("JMPP"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"@A")!=0) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0xb3;
+ END
+ return;
+ END
+
+ for (z=0; z<CondOrderCnt; z++)
+ if (Memo(CondOrders[z].Name))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else
+ BEGIN
+ AdrWord=EvalIntExpression(ArgStr[1],UInt12,&OK);
+ if (NOT OK);
+ else if (((EProgCounter()+1)&0xff00)!=(AdrWord&0xff00)) WrError(1910);
+ else
+ BEGIN
+ CodeLen=2; BAsmCode[0]=CondOrders[z].Code; BAsmCode[1]=AdrWord&0xff;
+ ChkSpace(SegCode);
+ if (CondOrders[z].May2X==0) ChkN802X();
+ else if ((CondOrders[z].May2X==1) AND (MomCPU==CPU8021))
+ BEGIN
+ WrError(1500); CodeLen=0;
+ END
+ if (CondOrders[z].UPIFlag==1) ChkUPI();
+ else if (CondOrders[z].UPIFlag==2) ChkNUPI();
+ END
+ END
+ return;
+ END
+
+ if (Memo("JB"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ AdrVal=EvalIntExpression(ArgStr[1],UInt3,&OK);
+ if (OK)
+ BEGIN
+ AdrWord=EvalIntExpression(ArgStr[2],UInt12,&OK);
+ if (NOT OK);
+ else if (((EProgCounter()+1)&0xff00)!=(AdrWord&0xff00)) WrError(1910);
+ else
+ BEGIN
+ CodeLen=2; BAsmCode[0]=0x12+(AdrVal<<5);
+ BAsmCode[1]=AdrWord&0xff;
+ ChkN802X();
+ END
+ END
+ END
+ return;
+ END
+
+ if (Memo("MOV"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"A")==0)
+ BEGIN
+ if (strcasecmp(ArgStr[2],"T")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x42;
+ END
+ else if (strcasecmp(ArgStr[2],"PSW")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0xc7; ChkN802X();
+ END
+ else
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ switch (AdrMode)
+ BEGIN
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0xf8+AdrVal;
+ break;
+ case ModInd:
+ CodeLen=1; BAsmCode[0]=0xf0+AdrVal;
+ break;
+ case ModImm:
+ CodeLen=2; BAsmCode[0]=0x23;
+ break;
+ default:
+ WrError(1350);
+ END
+ END
+ END
+ else if (strcasecmp(ArgStr[2],"A")==0)
+ BEGIN
+ if (strcasecmp(ArgStr[1],"STS")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x90; ChkUPI();
+ END
+ else if (strcasecmp(ArgStr[1],"T")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x62;
+ END
+ else if (strcasecmp(ArgStr[1],"PSW")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0xd7; ChkN802X();
+ END
+ else
+ BEGIN
+ DecodeAdr(ArgStr[1]);
+ switch (AdrMode)
+ BEGIN
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0xa8+AdrVal;
+ break;
+ case ModInd:
+ CodeLen=1; BAsmCode[0]=0xa0+AdrVal;
+ break;
+ default:
+ WrError(1350);
+ END
+ END
+ END
+ else if (*ArgStr[2]=='#')
+ BEGIN
+ AdrWord=EvalIntExpression(ArgStr[2]+1,Int8,&OK);
+ if (OK)
+ BEGIN
+ DecodeAdr(ArgStr[1]);
+ switch (AdrMode)
+ BEGIN
+ case ModReg:
+ CodeLen=2; BAsmCode[0]=0xb8+AdrVal; BAsmCode[1]=AdrWord;
+ break;
+ case ModInd:
+ CodeLen=2; BAsmCode[0]=0xb0+AdrVal; BAsmCode[1]=AdrWord;
+ break;
+ default:
+ WrError(1350);
+ END
+ END
+ END
+ else WrError(1135);
+ return;
+ END
+
+ if ((Memo("ANLD")) OR (Memo("ORLD")) OR (Memo("MOVD")))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ OK=False;
+ if ((Memo("MOVD")) AND (strcasecmp(ArgStr[1],"A")==0))
+ BEGIN
+ strcpy(ArgStr[1],ArgStr[2]); strmaxcpy(ArgStr[2],"A",255); OK=True;
+ END
+ if (strcasecmp(ArgStr[2],"A")!=0) WrError(1350);
+ else if ((strlen(ArgStr[1])!=2) OR (toupper(*ArgStr[1])!='P')) WrError(1350);
+ else if ((ArgStr[1][1]<'4') OR (ArgStr[1][1]>'7')) WrError(1320);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x0c+ArgStr[1][1]-'4';
+ if (Memo("ANLD")) BAsmCode[0]+=0x90;
+ else if (Memo("ORLD")) BAsmCode[0]+=0x80;
+ else if (NOT OK) BAsmCode[0]+=0x30;
+ ChkN802X();
+ END
+ END
+ return;
+ END
+
+ if ((Memo("MOVP")) OR (Memo("MOVP3")))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if ((strcasecmp(ArgStr[1],"A")!=0) OR (strcasecmp(ArgStr[2],"@A")!=0)) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0xa3;
+ if (Memo("MOVP3")) BAsmCode[0]+=0x40;
+ ChkN802X();
+ END
+ return;
+ END
+
+ if (Memo("MOVX"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ OK=False;
+ if (strcasecmp(ArgStr[2],"A")==0)
+ BEGIN
+ strcpy(ArgStr[2],ArgStr[1]); strmaxcpy(ArgStr[1],"A",255); OK=True;
+ END
+ if (strcasecmp(ArgStr[1],"A")!=0) WrError(1350);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ if (AdrMode!=ModInd) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x80+AdrVal;
+ if (OK) BAsmCode[0]+=0x10;
+ ChkN802X(); ChkNUPI();
+ END
+ END
+ END
+ return;
+ END
+
+ if (Memo("NOP"))
+ BEGIN
+ if (ArgCnt!=0) WrError(1110);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x00;
+ END
+ return;
+ END
+
+ if (Memo("OUT"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"DBB")!=0) WrError(1350);
+ else if (strcasecmp(ArgStr[2],"A")!=0) WrError(1350);
+ else
+ BEGIN
+ BAsmCode[0]=0x02; CodeLen=1; ChkUPI();
+ END
+ return;
+ END
+
+ if (Memo("OUTL"))
+ BEGIN
+ NLS_UpString(ArgStr[1]);
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ NLS_UpString(ArgStr[1]);
+ if (strcasecmp(ArgStr[2],"A")!=0) WrError(1350);
+ else if (strcmp(ArgStr[1],"BUS")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x02;
+ ChkN802X(); ChkExt(); ChkNUPI();
+ END
+ else if (strcmp(ArgStr[1],"P0")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x90;
+ END
+ else if ((strcmp(ArgStr[1],"P1")==0) OR (strcmp(ArgStr[1],"P2")==0))
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x38+ArgStr[1][1]-'0';
+ END
+ else WrError(1350);
+ END
+ return;
+ END
+
+ if ((Memo("RET")) OR (Memo("RETR")))
+ BEGIN
+ if (ArgCnt!=0) WrError(1110);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x83;
+ if (strlen(OpPart)==4)
+ BEGIN
+ BAsmCode[0]+=0x10; ChkN802X();
+ END
+ END
+ return;
+ END
+
+ if (Memo("SEL"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else if (MomCPU==CPU8021) WrError(1500);
+ else
+ BEGIN
+ OK=False; NLS_UpString(ArgStr[1]);
+ for (z=0; z<SelOrderCnt; z++)
+ if (strcmp(ArgStr[1],SelOrders[z].Name)==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=SelOrders[z].Code; OK=True;
+ if ((SelOrders[z].Is22) AND (MomCPU!=CPU8022))
+ BEGIN
+ CodeLen=0; WrError(1500);
+ END
+ if (SelOrders[z].IsNUPI) ChkNUPI();
+ END
+ if (NOT OK) WrError(1350);
+ END
+ return;
+ END
+
+ if (Memo("STOP"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else if (strcasecmp(ArgStr[1],"TCNT")!=0) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x65;
+ END
+ return;
+ END
+
+ if (Memo("STRT"))
+ BEGIN
+ if (ArgCnt!=1) WrError(1110);
+ else
+ BEGIN
+ NLS_UpString(ArgStr[1]);
+ if (strcmp(ArgStr[1],"CNT")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x45;
+ END
+ else if (strcmp(ArgStr[1],"T")==0)
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x55;
+ END
+ else WrError(1350);
+ END
+ return;
+ END
+
+ if (Memo("XCH"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ if (strcasecmp(ArgStr[2],"A")==0)
+ BEGIN
+ strcpy(ArgStr[2],ArgStr[1]); strmaxcpy(ArgStr[1],"A",255);
+ END
+ if (strcasecmp(ArgStr[1],"A")!=0) WrError(1350);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ switch (AdrMode)
+ BEGIN
+ case ModReg:
+ CodeLen=1; BAsmCode[0]=0x28+AdrVal;
+ break;
+ case ModInd:
+ CodeLen=1; BAsmCode[0]=0x20+AdrVal;
+ break;
+ default:
+ WrError(1350);
+ END
+ END
+ END
+ return;
+ END
+
+ if (Memo("XCHD"))
+ BEGIN
+ if (ArgCnt!=2) WrError(1110);
+ else
+ BEGIN
+ if (strcasecmp(ArgStr[2],"A")==0)
+ BEGIN
+ strcpy(ArgStr[2],ArgStr[1]); strmaxcpy(ArgStr[1],"A",255);
+ END
+ if (strcasecmp(ArgStr[1],"A")!=0) WrError(1350);
+ else
+ BEGIN
+ DecodeAdr(ArgStr[2]);
+ if (AdrMode!=ModInd) WrError(1350);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x30+AdrVal;
+ END
+ END
+ END
+ return;
+ END
+
+ if (Memo("RAD"))
+ BEGIN
+ if (ArgCnt!=0) WrError(1110);
+ else if (MomCPU!=CPU8022) WrError(1500);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x80;
+ END
+ return;
+ END
+
+ if (Memo("RETI"))
+ BEGIN
+ if (ArgCnt!=0) WrError(1110);
+ else if (MomCPU!=CPU8022) WrError(1500);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x93;
+ END
+ return;
+ END
+
+ if (Memo("IDL"))
+ BEGIN
+ if (ArgCnt!=0) WrError(1110);
+ else if ((MomCPU!=CPU80C39) AND (MomCPU!=CPU80C48)) WrError(1500);
+ else
+ BEGIN
+ CodeLen=1; BAsmCode[0]=0x01;
+ END
+ return;
+ END
+
+ WrXError(1200,OpPart);
+END
+
+ static Boolean IsDef_48(void)
+BEGIN
+ return False;
+END
+
+ static void SwitchFrom_48(void)
+BEGIN
+ DeinitFields();
+END
+
+ static void SwitchTo_48(void)
+BEGIN
+ TurnWords=False; ConstMode=ConstModeIntel; SetIsOccupied=False;
+
+ PCSymbol="$"; HeaderID=0x21; NOPCode=0x00;
+ DivideChars=","; HasAttrs=False;
+
+ ValidSegs=(1<<SegCode)|(1<<SegIData)|(1<<SegXData);
+ Grans[SegCode ]=1; ListGrans[SegCode ]=1; SegInits[SegCode ]=0;
+ switch (MomCPU-CPU8021)
+ BEGIN
+ case D_CPU8041: SegLimits[SegCode] = 0x3ff; break;
+ case D_CPU8042: SegLimits[SegCode] = 0x7ff; break;
+ default : SegLimits[SegCode] = 0xfff; break;
+ END
+ Grans[SegIData]=1; ListGrans[SegIData]=1; SegInits[SegIData]=0x20;
+ SegLimits[SegIData] = 0xff;
+ Grans[SegXData]=1; ListGrans[SegXData]=1; SegInits[SegXData]=0;
+ SegLimits[SegXData] = 0xff;
+
+ MakeCode=MakeCode_48; IsDef=IsDef_48;
+ SwitchFrom=SwitchFrom_48; InitFields();
+END
+
+ void code48_init(void)
+BEGIN
+ CPU8021 =AddCPU("8021" ,SwitchTo_48);
+ CPU8022 =AddCPU("8022" ,SwitchTo_48);
+ CPU8039 =AddCPU("8039" ,SwitchTo_48);
+ CPU8048 =AddCPU("8048" ,SwitchTo_48);
+ CPU80C39=AddCPU("80C39",SwitchTo_48);
+ CPU80C48=AddCPU("80C48",SwitchTo_48);
+ CPU8041 =AddCPU("8041" ,SwitchTo_48);
+ CPU8042 =AddCPU("8042" ,SwitchTo_48);
+END
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-10 20:55:50 +0000