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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1126 | savelij | 1 | /* code6100.c */ |
| 2 | /*****************************************************************************/ |
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| 3 | /* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only */ |
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| 4 | /* */ |
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| 5 | /* AS-Portierung */ |
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| 6 | /* */ |
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| 7 | /* Codegenerator Intersil IM6100 */ |
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| 8 | /* */ |
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| 9 | /*****************************************************************************/ |
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| 10 | |||
| 11 | #include "stdinc.h" |
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| 12 | #include <ctype.h> |
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| 13 | #include <string.h> |
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| 14 | #include <assert.h> |
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| 15 | |||
| 16 | #include "nls.h" |
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| 17 | #include "strutil.h" |
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| 18 | #include "chunks.h" |
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| 19 | #include "asmdef.h" |
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| 20 | #include "asmsub.h" |
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| 21 | #include "asmpars.h" |
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| 22 | #include "asmallg.h" |
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| 23 | #include "asmitree.h" |
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| 24 | #include "literals.h" |
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| 25 | #include "codevars.h" |
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| 26 | #include "codepseudo.h" |
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| 27 | #include "headids.h" |
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| 28 | #include "errmsg.h" |
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| 29 | #include "onoff_common.h" |
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| 30 | |||
| 31 | #include "code6100.h" |
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| 32 | |||
| 33 | /*---------------------------------------------------------------------------*/ |
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| 34 | |||
| 35 | #define INSTINFO_COUNT 76 |
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| 36 | |||
| 37 | static CPUVar CPU6100; |
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| 38 | static CPUVar CPU6120; |
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| 39 | |||
| 40 | |||
| 41 | static Boolean BaseInst; |
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| 42 | |||
| 43 | /* TODO: Not used anywhere? */ |
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| 44 | |||
| 45 | #if 0 |
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| 46 | static PInstTable InstTableOP[3]; /* Operate Instruction */ |
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| 47 | static const Word Inst6120 = 0x8000; |
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| 48 | static const Word PanelOnly = 0x4000; |
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| 49 | static const Word NormOnly = 0x2000; |
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| 50 | #endif |
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| 51 | |||
| 52 | #define F_6120 0x0001 |
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| 53 | |||
| 54 | #define F_Norm 0x0040 /* Normal mode only */ |
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| 55 | #define F_Panel 0x0080 /* Panel mode only */ |
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| 56 | #define F_Combi 0x1000 |
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| 57 | #define F_GP1 0x0800 |
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| 58 | #define F_GP2 0x0400 |
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| 59 | #define F_GP3 0x0200 |
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| 60 | #define F_GP(n) (0x0800>>(n)) |
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| 61 | |||
| 62 | static LongInt IBVal; |
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| 63 | |||
| 64 | static Boolean PanelMode; |
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| 65 | static unsigned int mregistered = 0; |
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| 66 | |||
| 67 | static ASSUMERec ASSUME6100[] = |
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| 68 | { |
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| 69 | {"IB", &IBVal, 0, 7, 0xff, NULL}, |
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| 70 | }; |
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| 71 | |||
| 72 | static void DecodeMR(Word Index); |
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| 73 | static void DecodeOP(Word Index); |
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| 74 | static void DecodeIOT(Word Index); |
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| 75 | static void DecodeFix(Word Index); |
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| 76 | static void DecodeMEI(Word Index); |
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| 77 | static void DecodeRadix(Word Index); |
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| 78 | static void DecodeDC(Word Index); |
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| 79 | static void DecodeDS(Word Index); |
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| 80 | static void DecodeLTORG(Word Index); |
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| 81 | |||
| 82 | typedef struct |
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| 83 | { |
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| 84 | char NName[8]; |
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| 85 | InstProc Proc; |
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| 86 | Word NCode[3]; |
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| 87 | Word Flags; |
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| 88 | } tInstInfo; |
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| 89 | |||
| 90 | static tInstInfo *InstInfo; |
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| 91 | |||
| 92 | /*---------------------------------------------------------------------------*/ |
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| 93 | |||
| 94 | static Boolean ChkValidInst(Word Index) |
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| 95 | { |
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| 96 | Word Flags = InstInfo[Index].Flags; |
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| 97 | |||
| 98 | if (!(Flags & F_Combi) && !BaseInst) |
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| 99 | { |
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| 100 | WrError(ErrNum_InvCombination); |
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| 101 | return False; |
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| 102 | } |
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| 103 | |||
| 104 | if (Flags & F_6120) |
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| 105 | { |
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| 106 | if (MomCPU < CPU6120) |
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| 107 | { |
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| 108 | WrError(ErrNum_InstructionNotSupported); |
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| 109 | return False; |
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| 110 | } |
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| 111 | } |
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| 112 | |||
| 113 | if (Flags & F_Panel) |
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| 114 | { |
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| 115 | if (!PanelMode) |
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| 116 | { |
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| 117 | WrStrErrorPos(ErrNum_NotInNormalMode, &OpPart); |
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| 118 | } |
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| 119 | } |
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| 120 | if (Flags & F_Norm) |
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| 121 | { |
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| 122 | if (PanelMode) |
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| 123 | { |
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| 124 | WrStrErrorPos(ErrNum_NotInPanelMode, &OpPart); |
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| 125 | } |
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| 126 | } |
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| 127 | |||
| 128 | return True; |
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| 129 | } |
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| 130 | |||
| 131 | /*---------------------------------------------------------------------------*/ |
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| 132 | |||
| 133 | static void DecodeMR(Word Index) |
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| 134 | { |
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| 135 | Boolean Indirect = False; |
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| 136 | Boolean CurrPage = True; |
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| 137 | Boolean Literal = False; |
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| 138 | Word adrPos = 1; |
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| 139 | Integer Adr; |
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| 140 | Boolean OK; |
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| 141 | tSymbolFlags Flags; |
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| 142 | Word NCode = InstInfo[Index].NCode[0]; |
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| 143 | |||
| 144 | if (!ChkValidInst(Index)) return; |
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| 145 | |||
| 146 | if (!ChkArgCnt(1, 2)) return; |
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| 147 | |||
| 148 | if (ArgCnt == 2) |
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| 149 | { |
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| 150 | size_t i; |
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| 151 | |||
| 152 | for (i = 0; i < strlen(ArgStr[1].str.p_str); i++) |
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| 153 | { |
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| 154 | switch (as_toupper(ArgStr[1].str.p_str[i])) |
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| 155 | { |
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| 156 | case 'I': |
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| 157 | Indirect = True; |
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| 158 | break; |
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| 159 | case 'Z': |
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| 160 | CurrPage = False; |
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| 161 | break; |
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| 162 | case 'L': |
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| 163 | Literal = True; |
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| 164 | break; |
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| 165 | default: |
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| 166 | WrStrErrorPos(ErrNum_InvAddrMode, &ArgStr[1]); |
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| 167 | return; |
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| 168 | } |
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| 169 | } |
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| 170 | if (!CurrPage && Literal) |
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| 171 | { |
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| 172 | WrStrErrorPos(ErrNum_InvAddrMode, &ArgStr[1]); |
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| 173 | return; |
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| 174 | } |
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| 175 | if (Literal && !Indirect && (NCode == 02000 || NCode == 03000)) |
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| 176 | { |
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| 177 | WrStrErrorPos(ErrNum_InvAddrMode, &ArgStr[1]); |
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| 178 | return; |
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| 179 | } |
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| 180 | adrPos = 2; |
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| 181 | } |
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| 182 | |||
| 183 | Adr = EvalStrIntExpressionWithFlags(&ArgStr[adrPos], Int16, &OK, &Flags); |
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| 184 | if (!OK) return; |
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| 185 | |||
| 186 | if (Literal) |
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| 187 | { |
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| 188 | Boolean Critical = mFirstPassUnknown(Flags) || mUsesForwards(Flags); |
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| 189 | tStrComp LComp; |
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| 190 | String LStr; |
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| 191 | |||
| 192 | if (!mFirstPassUnknownOrQuestionable(Flags) && !ChkRange(Adr, -2048, 4095)) return; |
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| 193 | |||
| 194 | StrCompMkTemp(&LComp, LStr, sizeof(LStr)); |
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| 195 | |||
| 196 | literal_make(&LComp, NULL, Adr, eSymbolSize12Bit, Critical); |
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| 197 | Adr = EvalStrIntExpressionWithFlags(&LComp, UInt12, &OK, &Flags); |
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| 198 | if (!OK) return; |
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| 199 | |||
| 200 | Adr |= EProgCounter() & 070000; /* Add current field to pass checks */ |
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| 201 | } |
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| 202 | |||
| 203 | if (!mFirstPassUnknownOrQuestionable(Flags)) |
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| 204 | { |
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| 205 | if (!ChkRange(Adr, 0, 32767)) return; |
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| 206 | |||
| 207 | if ((NCode == 04000 || NCode == 05000) && !Indirect) |
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| 208 | { |
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| 209 | if (IBVal == ASSUME6100[0].NothingVal) |
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| 210 | { |
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| 211 | if ((Adr & 070000) != (EProgCounter() & 070000)) |
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| 212 | { |
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| 213 | /* Address not in current field */ |
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| 214 | WrError(ErrNum_TargInDiffField); |
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| 215 | return; |
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| 216 | } |
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| 217 | } |
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| 218 | else |
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| 219 | { |
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| 220 | if ((Adr & 070000) != (IBVal << 12)) |
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| 221 | { |
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| 222 | /* Address not in IB field */ |
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| 223 | WrError(ErrNum_InAccFieldErr); |
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| 224 | return; |
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| 225 | } |
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| 226 | } |
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| 227 | } |
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| 228 | else |
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| 229 | { |
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| 230 | if ((Adr & 070000) != (EProgCounter() & 070000)) |
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| 231 | { |
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| 232 | /* Address not in current field */ |
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| 233 | WrError(ErrNum_TargInDiffField); |
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| 234 | return; |
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| 235 | } |
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| 236 | } |
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| 237 | |||
| 238 | if (!CurrPage && (Adr & 07600)) |
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| 239 | { |
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| 240 | /* Not in ZERO page */ |
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| 241 | WrError(ErrNum_InAccPageErr); |
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| 242 | return; |
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| 243 | } |
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| 244 | if (!(Adr & 07600)) |
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| 245 | { |
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| 246 | /* Zero page */ |
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| 247 | CurrPage = False; |
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| 248 | } |
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| 249 | else if ((Adr & 07600) != (EProgCounter() & 07600)) |
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| 250 | { |
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| 251 | /* Not in current page */ |
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| 252 | WrError(ErrNum_TargOnDiffPage); |
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| 253 | return; |
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| 254 | } |
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| 255 | } |
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| 256 | |||
| 257 | WAsmCode[0] = NCode | (Indirect ? 00400 : 0) | (CurrPage ? 00200 : 0) | (Adr & 00177); |
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| 258 | CodeLen = 1; |
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| 259 | } |
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| 260 | |||
| 261 | static Word CCode[3]; |
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| 262 | |||
| 263 | static void DecodeOP(Word Index) |
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| 264 | { |
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| 265 | Word i; |
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| 266 | Word Flags = InstInfo[Index].Flags; |
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| 267 | |||
| 268 | if (!ChkValidInst(Index)) return; |
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| 269 | |||
| 270 | if (BaseInst) |
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| 271 | { |
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| 272 | for (i = 0; i < 3; i++) CCode[i] = 0; |
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| 273 | if (Flags & F_GP1) CCode[0] = InstInfo[Index].NCode[0]; |
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| 274 | if (Flags & F_GP2) CCode[1] = InstInfo[Index].NCode[1]; |
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| 275 | if (Flags & F_GP3) CCode[2] = InstInfo[Index].NCode[2]; |
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| 276 | |||
| 277 | BaseInst = False; |
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| 278 | for (i = 1; i <= ArgCnt; i++) |
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| 279 | { |
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| 280 | NLS_UpString(ArgStr[i].str.p_str); |
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| 281 | if (!LookupInstTable(InstTable, ArgStr[i].str.p_str)) |
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| 282 | { |
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| 283 | WrError(ErrNum_UnknownInstruction); |
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| 284 | return; |
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| 285 | } |
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| 286 | } |
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| 287 | for (i = 0; i < 3; i++) |
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| 288 | { |
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| 289 | if (CCode[i]) |
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| 290 | { |
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| 291 | WAsmCode[0] = CCode[i]; |
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| 292 | CodeLen = 1; |
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| 293 | return; |
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| 294 | } |
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| 295 | } |
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| 296 | WrError(ErrNum_InvCombination); |
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| 297 | return; |
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| 298 | } |
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| 299 | else |
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| 300 | { |
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| 301 | Word NCode; |
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| 302 | Word tmp; |
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| 303 | |||
| 304 | for (i = 0; i < 3; i++) |
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| 305 | { |
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| 306 | if (!CCode[i]) continue; |
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| 307 | |||
| 308 | if (!(Flags & F_GP(i))) |
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| 309 | { |
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| 310 | CCode[i] = 0; |
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| 311 | continue; |
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| 312 | } |
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| 313 | |||
| 314 | NCode = InstInfo[Index].NCode[i]; |
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| 315 | |||
| 316 | tmp = CCode[i] | NCode; |
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| 317 | /* non-base instruction does not contribute any new bits (duplicate instruction?) */ |
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| 318 | if (tmp == CCode[i] || tmp == NCode) |
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| 319 | { |
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| 320 | CCode[i] = 0; |
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| 321 | return; |
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| 322 | } |
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| 323 | |||
| 324 | switch (i) |
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| 325 | { |
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| 326 | case 0: |
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| 327 | /* Group 1: RAR, RAL, RTR, RTL, and BSW cannot be used in same instruction */ |
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| 328 | if ((CCode[i] & 00016) && (NCode & 00016)) |
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| 329 | { |
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| 330 | CCode[0] = 0; |
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| 331 | return; |
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| 332 | } |
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| 333 | break; |
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| 334 | case 1: |
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| 335 | /* Group 2: SMA|SZA|SNL and SPA|SNA|SZL cannot be used in same instruction */ |
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| 336 | if ((CCode[i] & 00160) && (NCode & 00160) && ((CCode[i] & 00010) != (NCode & 00010))) |
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| 337 | { |
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| 338 | CCode[i] = 0; |
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| 339 | return; |
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| 340 | } |
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| 341 | break; |
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| 342 | } |
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| 343 | |||
| 344 | CCode[i] = tmp; |
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| 345 | } |
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| 346 | } |
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| 347 | } |
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| 348 | |||
| 349 | static void DecodeIOT(Word Index) |
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| 350 | { |
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| 351 | Word dev; |
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| 352 | Word opr; |
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| 353 | Boolean OK; |
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| 354 | Word NCode = InstInfo[Index].NCode[0]; |
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| 355 | |||
| 356 | if (!ChkValidInst(Index)) return; |
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| 357 | |||
| 358 | if (!ChkArgCnt(2, 2)) return; |
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| 359 | |||
| 360 | dev = EvalStrIntExpression(&ArgStr[1], UInt6, &OK); |
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| 361 | if (!OK) return; |
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| 362 | |||
| 363 | opr = EvalStrIntExpression(&ArgStr[2], UInt3, &OK); |
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| 364 | if (!OK) return; |
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| 365 | |||
| 366 | WAsmCode[0] = NCode | (dev << 3) | opr; |
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| 367 | CodeLen = 1; |
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| 368 | } |
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| 369 | |||
| 370 | static void DecodeFix(Word Index) |
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| 371 | { |
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| 372 | Word NCode = InstInfo[Index].NCode[0]; |
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| 373 | |||
| 374 | if (!ChkValidInst(Index)) return; |
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| 375 | |||
| 376 | if (!ChkArgCnt(0, 0)) return; |
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| 377 | |||
| 378 | WAsmCode[0] = NCode; |
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| 379 | CodeLen = 1; |
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| 380 | } |
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| 381 | |||
| 382 | static void DecodeMEI(Word Index) |
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| 383 | { |
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| 384 | int fieldPos = 1; |
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| 385 | Word field; |
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| 386 | Boolean OK; |
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| 387 | Word NCode = InstInfo[Index].NCode[0]; |
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| 388 | |||
| 389 | if (!ChkValidInst(Index)) return; |
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| 390 | |||
| 391 | if (!ChkArgCnt(1, 2)) return; |
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| 392 | |||
| 393 | if (ArgCnt == 2) |
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| 394 | { |
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| 395 | if ((!as_strcasecmp(OpPart.str.p_str, "CDF") && !as_strcasecmp(ArgStr[1].str.p_str, "CIF")) || |
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| 396 | (!as_strcasecmp(OpPart.str.p_str, "CIF") && !as_strcasecmp(ArgStr[1].str.p_str, "CDF"))) |
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| 397 | { |
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| 398 | NCode = 06203; |
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| 399 | fieldPos = 2; |
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| 400 | } |
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| 401 | else |
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| 402 | { |
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| 403 | WrError(ErrNum_UnknownInstruction); |
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| 404 | return; |
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| 405 | } |
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| 406 | } |
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| 407 | |||
| 408 | field = EvalStrIntExpression(&ArgStr[fieldPos], UInt3, &OK); |
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| 409 | if (!OK) return; |
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| 410 | |||
| 411 | WAsmCode[0] = NCode | (field << 3); |
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| 412 | CodeLen = 1; |
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| 413 | } |
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| 414 | |||
| 415 | static void DecodeRadix(Word Base) |
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| 416 | { |
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| 417 | if (!ChkArgCnt(0, 0)) return; |
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| 418 | |||
| 419 | RadixBase = Base; |
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| 420 | } |
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| 421 | |||
| 422 | static Boolean DecodeConst(tStrComp *pStr) |
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| 423 | { |
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| 424 | TempResult t; |
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| 425 | tSymbolFlags Flags; |
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| 426 | int c; |
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| 427 | Boolean ret = True; |
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| 428 | |||
| 429 | as_tempres_ini(&t); |
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| 430 | EvalStrExpression(pStr, &t); |
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| 431 | Flags = t.Flags; |
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| 432 | switch (t.Typ) |
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| 433 | { |
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| 434 | case TempInt: |
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| 435 | if (!mFirstPassUnknownOrQuestionable(Flags)) |
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| 436 | if (!ChkRange(t.Contents.Int, -2048, 4095)) break; |
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| 437 | |||
| 438 | WAsmCode[CodeLen++] = t.Contents.Int & 07777; |
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| 439 | break; |
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| 440 | case TempString: |
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| 441 | as_chartrans_xlate_nonz_dynstr(CurrTransTable->p_table, &t.Contents.str, pStr); |
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| 442 | for (c = 0; c < (int)t.Contents.str.len; c++) |
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| 443 | { |
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| 444 | WAsmCode[CodeLen++] = t.Contents.str.p_str[c] & 07777; |
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| 445 | } |
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| 446 | break; |
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| 447 | default: |
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| 448 | ret = False; |
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| 449 | } |
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| 450 | as_tempres_free(&t); |
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| 451 | |||
| 452 | return ret; |
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| 453 | } |
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| 454 | |||
| 455 | static void DecodeDC(Word Index) |
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| 456 | { |
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| 457 | Boolean result = True; |
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| 458 | int i; |
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| 459 | |||
| 460 | UNUSED(Index); |
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| 461 | |||
| 462 | for (i = 1; i <= ArgCnt; i++) |
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| 463 | { |
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| 464 | if (result) |
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| 465 | { |
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| 466 | result = DecodeConst(&ArgStr[i]); |
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| 467 | } |
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| 468 | } |
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| 469 | |||
| 470 | if (!result) CodeLen = 0; |
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| 471 | } |
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| 472 | |||
| 473 | static void DecodeDS(Word Index) |
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| 474 | { |
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| 475 | Boolean OK; |
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| 476 | tSymbolFlags Flags; |
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| 477 | Word Val; |
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| 478 | |||
| 479 | UNUSED(Index); |
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| 480 | |||
| 481 | if (!ChkArgCnt(1, 1)) return; |
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| 482 | |||
| 483 | Val = EvalStrIntExpressionWithFlags(&ArgStr[1], UInt12, &OK, &Flags); |
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| 484 | if (!OK) return; |
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| 485 | if (mFirstPassUnknown(Flags)) |
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| 486 | { |
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| 487 | WrStrErrorPos(ErrNum_FirstPassCalc, &ArgStr[1]); |
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| 488 | return; |
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| 489 | } |
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| 490 | |||
| 491 | DontPrint = True; |
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| 492 | CodeLen = Val; |
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| 493 | BookKeeping(); |
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| 494 | } |
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| 495 | |||
| 496 | static LargeInt ltorg_12(const as_literal_t *p_lit, struct sStrComp *p_name) |
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| 497 | { |
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| 498 | LargeInt ret; |
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| 499 | |||
| 500 | SetMaxCodeLen((CodeLen + 1) * 2); |
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| 501 | WAsmCode[CodeLen] = p_lit->value & 07777; |
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| 502 | ret = EProgCounter() + CodeLen; |
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| 503 | EnterIntSymbol(p_name, ret, ActPC, False); |
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| 504 | CodeLen++; |
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| 505 | return ret; |
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| 506 | } |
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| 507 | |||
| 508 | static void DecodeLTORG(Word Index) |
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| 509 | { |
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| 510 | |||
| 511 | UNUSED(Index); |
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| 512 | |||
| 513 | if (!ChkArgCnt(0, 0)) return; |
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| 514 | |||
| 515 | literals_dump(ltorg_12, eSymbolSize12Bit, MomSectionHandle, False); |
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| 516 | } |
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| 517 | |||
| 518 | /* TODO: Not used anywhere? */ |
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| 519 | |||
| 520 | #if 0 |
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| 521 | static Boolean DecodeDefault(tStrComp *OpStr) |
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| 522 | { |
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| 523 | Boolean result; |
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| 524 | int i; |
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| 525 | |||
| 526 | result = DecodeConst(OpStr); |
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| 527 | |||
| 528 | for (i = 1; i <= ArgCnt; i++) |
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| 529 | { |
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| 530 | if (result) |
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| 531 | { |
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| 532 | result = DecodeConst(&ArgStr[i]); |
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| 533 | } |
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| 534 | } |
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| 535 | |||
| 536 | if (!result) CodeLen = 0; |
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| 537 | |||
| 538 | return result; |
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| 539 | } |
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| 540 | #endif |
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| 541 | |||
| 542 | /*---------------------------------------------------------------------------*/ |
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| 543 | |||
| 544 | static void AddInstInfo(const char *pName, InstProc Proc, |
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| 545 | Word Code0, Word Code1, Word Code2, Word Flags) |
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| 546 | { |
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| 547 | assert(InstrZ < INSTINFO_COUNT); |
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| 548 | InstInfo[InstrZ].NCode[0] = Code0; |
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| 549 | InstInfo[InstrZ].NCode[1] = Code1; |
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| 550 | InstInfo[InstrZ].NCode[2] = Code2; |
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| 551 | InstInfo[InstrZ].Flags = Flags; |
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| 552 | AddInstTable(InstTable, pName, InstrZ++, Proc); |
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| 553 | } |
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| 554 | |||
| 555 | static void InitFields(void) |
||
| 556 | { |
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| 557 | InstTable = CreateInstTable(96); |
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| 558 | |||
| 559 | InstrZ = 0; |
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| 560 | InstInfo = (tInstInfo*)malloc(INSTINFO_COUNT * sizeof(*InstInfo)); |
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| 561 | |||
| 562 | /* Memory Reference Instruction */ |
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| 563 | AddInstInfo("AND", DecodeMR, 00000, 0, 0, 0); |
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| 564 | AddInstInfo("TAD", DecodeMR, 01000, 0, 0, 0); |
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| 565 | AddInstInfo("ISZ", DecodeMR, 02000, 0, 0, 0); |
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| 566 | AddInstInfo("DCA", DecodeMR, 03000, 0, 0, 0); |
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| 567 | AddInstInfo("JMS", DecodeMR, 04000, 0, 0, 0); |
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| 568 | AddInstInfo("JMP", DecodeMR, 05000, 0, 0, 0); |
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| 569 | |||
| 570 | /* Operate Instruction (Group 1) */ |
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| 571 | AddInstInfo("NOP", DecodeOP, 07000, 07400, 07401, F_Combi | F_GP1 | F_GP2 | F_GP3); |
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| 572 | AddInstInfo("IAC", DecodeOP, 07001, 0, 0, F_Combi | F_GP1); |
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| 573 | AddInstInfo("RAL", DecodeOP, 07004, 0, 0, F_Combi | F_GP1); |
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| 574 | AddInstInfo("RTL", DecodeOP, 07006, 0, 0, F_Combi | F_GP1); |
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| 575 | AddInstInfo("R3L", DecodeOP, 07014, 0, 0, F_6120 | F_Combi | F_GP1); |
||
| 576 | AddInstInfo("RAR", DecodeOP, 07010, 0, 0, F_Combi | F_GP1); |
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| 577 | AddInstInfo("RTR", DecodeOP, 07012, 0, 0, F_Combi | F_GP1); |
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| 578 | AddInstInfo("BSW", DecodeOP, 07002, 0, 0, F_Combi | F_GP1); |
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| 579 | AddInstInfo("CML", DecodeOP, 07020, 0, 0, F_Combi | F_GP1); |
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| 580 | AddInstInfo("CMA", DecodeOP, 07040, 0, 0, F_Combi | F_GP1); |
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| 581 | AddInstInfo("CIA", DecodeOP, 07041, 0, 0, F_Combi | F_GP1); |
||
| 582 | AddInstInfo("CLL", DecodeOP, 07100, 0, 0, F_Combi | F_GP1); |
||
| 583 | AddInstInfo("STL", DecodeOP, 07120, 0, 0, F_Combi | F_GP1); |
||
| 584 | AddInstInfo("CLA", DecodeOP, 07200, 07600, 07601, F_Combi | F_GP1 | F_GP2 | F_GP3); |
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| 585 | AddInstInfo("GLK", DecodeOP, 07204, 0, 0, F_Combi | F_GP1); |
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| 586 | AddInstInfo("GLT", DecodeOP, 07204, 0, 0, F_Combi | F_GP1); /* Some documents say "GLT" */ |
||
| 587 | AddInstInfo("STA", DecodeOP, 07240, 0, 0, F_Combi | F_GP1); |
||
| 588 | |||
| 589 | /* Operate Instruction (Group 2) */ |
||
| 590 | AddInstInfo("HLT", DecodeOP, 0, 07402, 0, F_Combi | F_GP2); |
||
| 591 | AddInstInfo("OSR", DecodeOP, 0, 07404, 0, F_Combi | F_GP2); |
||
| 592 | AddInstInfo("SKP", DecodeOP, 0, 07410, 0, F_Combi | F_GP2); |
||
| 593 | AddInstInfo("SNL", DecodeOP, 0, 07420, 0, F_Combi | F_GP2); |
||
| 594 | AddInstInfo("SZL", DecodeOP, 0, 07430, 0, F_Combi | F_GP2); |
||
| 595 | AddInstInfo("SZA", DecodeOP, 0, 07440, 0, F_Combi | F_GP2); |
||
| 596 | AddInstInfo("SNA", DecodeOP, 0, 07450, 0, F_Combi | F_GP2); |
||
| 597 | AddInstInfo("SMA", DecodeOP, 0, 07500, 0, F_Combi | F_GP2); |
||
| 598 | AddInstInfo("SPA", DecodeOP, 0, 07510, 0, F_Combi | F_GP2); |
||
| 599 | AddInstInfo("LAS", DecodeOP, 0, 07604, 0, F_Combi | F_GP2); |
||
| 600 | |||
| 601 | /* Operate Instruction (Group 3) */ |
||
| 602 | AddInstInfo("MQL", DecodeOP, 0, 0, 07421, F_Combi | F_GP3); |
||
| 603 | AddInstInfo("MQA", DecodeOP, 0, 0, 07501, F_Combi | F_GP3); |
||
| 604 | AddInstInfo("SWP", DecodeOP, 0, 0, 07521, F_Combi | F_GP3); |
||
| 605 | AddInstInfo("CAM", DecodeOP, 0, 0, 07621, F_Combi | F_GP3); |
||
| 606 | AddInstInfo("ACL", DecodeOP, 0, 0, 07701, F_Combi | F_GP3); |
||
| 607 | |||
| 608 | /* I/O Transfer Instruction */ |
||
| 609 | AddInstInfo("IOT" , DecodeIOT, 06000, 0, 0, 0); |
||
| 610 | AddInstInfo("SKON", DecodeFix, 06000, 0, 0, F_Norm); |
||
| 611 | AddInstInfo("ION" , DecodeFix, 06001, 0, 0, 0); |
||
| 612 | AddInstInfo("IOF" , DecodeFix, 06002, 0, 0, 0); |
||
| 613 | AddInstInfo("SRQ" , DecodeFix, 06003, 0, 0, F_Norm); |
||
| 614 | AddInstInfo("GTF" , DecodeFix, 06004, 0, 0, F_Norm); |
||
| 615 | AddInstInfo("RTF" , DecodeFix, 06005, 0, 0, 0); |
||
| 616 | AddInstInfo("SGT" , DecodeFix, 06006, 0, 0, 0); |
||
| 617 | AddInstInfo("CAF" , DecodeFix, 06007, 0, 0, 0); |
||
| 618 | |||
| 619 | /* Stack Operation Instruction (6120 only) */ |
||
| 620 | AddInstInfo("PPC1", DecodeFix, 06205, 0, 0, F_6120); |
||
| 621 | AddInstInfo("PPC2", DecodeFix, 06245, 0, 0, F_6120); |
||
| 622 | AddInstInfo("PAC1", DecodeFix, 06215, 0, 0, F_6120); |
||
| 623 | AddInstInfo("PAC2", DecodeFix, 06255, 0, 0, F_6120); |
||
| 624 | AddInstInfo("RTN1", DecodeFix, 06225, 0, 0, F_6120); |
||
| 625 | AddInstInfo("RTN2", DecodeFix, 06265, 0, 0, F_6120); |
||
| 626 | AddInstInfo("POP1", DecodeFix, 06235, 0, 0, F_6120); |
||
| 627 | AddInstInfo("POP2", DecodeFix, 06275, 0, 0, F_6120); |
||
| 628 | AddInstInfo("RSP1", DecodeFix, 06207, 0, 0, F_6120); |
||
| 629 | AddInstInfo("RSP2", DecodeFix, 06227, 0, 0, F_6120); |
||
| 630 | AddInstInfo("LSP1", DecodeFix, 06217, 0, 0, F_6120); |
||
| 631 | AddInstInfo("LSP2", DecodeFix, 06237, 0, 0, F_6120); |
||
| 632 | |||
| 633 | /* Internal Control Instruction */ |
||
| 634 | AddInstInfo("WSR", DecodeFix, 06246, 0, 0, F_6120); |
||
| 635 | AddInstInfo("GCF", DecodeFix, 06256, 0, 0, F_6120); |
||
| 636 | |||
| 637 | /* Main Memory Control Instruction (6120 only) */ |
||
| 638 | AddInstInfo("PR0", DecodeFix, 06206, 0, 0, F_6120 | F_Norm); |
||
| 639 | AddInstInfo("PR1", DecodeFix, 06216, 0, 0, F_6120 | F_Norm); |
||
| 640 | AddInstInfo("PR2", DecodeFix, 06226, 0, 0, F_6120 | F_Norm); |
||
| 641 | AddInstInfo("PR3", DecodeFix, 06236, 0, 0, F_6120 | F_Norm); |
||
| 642 | |||
| 643 | /* Panel Mode Instruction */ |
||
| 644 | AddInstInfo("PRS", DecodeFix, 06000, 0, 0, F_Panel); |
||
| 645 | AddInstInfo("PG0", DecodeFix, 06003, 0, 0, F_Panel); |
||
| 646 | AddInstInfo("PEX", DecodeFix, 06004, 0, 0, F_Panel); |
||
| 647 | AddInstInfo("CPD", DecodeFix, 06266, 0, 0, F_Panel); |
||
| 648 | AddInstInfo("SPD", DecodeFix, 06276, 0, 0, F_Panel); |
||
| 649 | |||
| 650 | /* Memory Extension Instruction */ |
||
| 651 | AddInstInfo("CDF", DecodeMEI, 06201, 0, 0, F_6120); |
||
| 652 | AddInstInfo("CIF", DecodeMEI, 06202, 0, 0, F_6120); |
||
| 653 | AddInstInfo("RDF", DecodeFix, 06214, 0, 0, F_6120); |
||
| 654 | AddInstInfo("RIF", DecodeFix, 06224, 0, 0, F_6120); |
||
| 655 | AddInstInfo("RIB", DecodeFix, 06234, 0, 0, F_6120); |
||
| 656 | AddInstInfo("RMF", DecodeFix, 06244, 0, 0, F_6120); |
||
| 657 | |||
| 658 | /* Pseudo Instruction */ |
||
| 659 | AddInstTable(InstTable, "DECIMAL", 10, DecodeRadix); |
||
| 660 | AddInstTable(InstTable, "OCTAL", 8, DecodeRadix); |
||
| 661 | AddInstTable(InstTable, "DC", 0, DecodeDC); |
||
| 662 | AddInstTable(InstTable, "DS", 0, DecodeDS); |
||
| 663 | AddInstTable(InstTable, "LTORG", 0, DecodeLTORG); |
||
| 664 | } |
||
| 665 | |||
| 666 | static void DeinitFields(void) |
||
| 667 | { |
||
| 668 | free(InstInfo); |
||
| 669 | DestroyInstTable(InstTable); |
||
| 670 | } |
||
| 671 | |||
| 672 | /*---------------------------------------------------------------------------*/ |
||
| 673 | |||
| 674 | static void MakeCode_6100(void) |
||
| 675 | { |
||
| 676 | CodeLen = 0; |
||
| 677 | DontPrint = False; |
||
| 678 | |||
| 679 | if (Memo("")) return; |
||
| 680 | |||
| 681 | BaseInst = True; |
||
| 682 | if (!LookupInstTable(InstTable, OpPart.str.p_str)) |
||
| 683 | WrStrErrorPos(ErrNum_UnknownInstruction, &OpPart); |
||
| 684 | } |
||
| 685 | |||
| 686 | static void InitCode_6100(void) |
||
| 687 | { |
||
| 688 | mregistered = 0; |
||
| 689 | |||
| 690 | IBVal = 0; |
||
| 691 | } |
||
| 692 | |||
| 693 | static Boolean IsDef_6100(void) |
||
| 694 | { |
||
| 695 | return False; |
||
| 696 | } |
||
| 697 | |||
| 698 | static void SwitchFrom_6100(void) |
||
| 699 | { |
||
| 700 | DeinitFields(); |
||
| 701 | } |
||
| 702 | |||
| 703 | static void SwitchTo_6100(void) |
||
| 704 | { |
||
| 705 | const TFamilyDescr *pDescr; |
||
| 706 | |||
| 707 | TurnWords = True; |
||
| 708 | SetIntConstMode(eIntConstModeC); |
||
| 709 | |||
| 710 | pDescr = FindFamilyByName("IM6100"); |
||
| 711 | PCSymbol = "."; |
||
| 712 | HeaderID = pDescr->Id; |
||
| 713 | NOPCode = 0x7000; |
||
| 714 | DivideChars = " \t"; |
||
| 715 | HasAttrs = False; |
||
| 716 | |||
| 717 | ValidSegs = (1 << SegCode); |
||
| 718 | Grans[SegCode] = 2; |
||
| 719 | ListGrans[SegCode] = 2; |
||
| 720 | SegInits[SegCode] = 0x0000; |
||
| 721 | if (MomCPU >= CPU6120) |
||
| 722 | SegLimits[SegCode] = 0x7fff; |
||
| 723 | else |
||
| 724 | SegLimits[SegCode] = 0x0fff; |
||
| 725 | |||
| 726 | if (!(mregistered & (1 << 0))) |
||
| 727 | { |
||
| 728 | mregistered |= (1 << 0); |
||
| 729 | SetFlag(&PanelMode, "INPANEL", False); |
||
| 730 | } |
||
| 731 | AddONOFF("PANEL", &PanelMode, "INPANEL", False); |
||
| 732 | |||
| 733 | pASSUMERecs = ASSUME6100; |
||
| 734 | ASSUMERecCnt = as_array_size(ASSUME6100); |
||
| 735 | |||
| 736 | MakeCode = MakeCode_6100; |
||
| 737 | IsDef = IsDef_6100; |
||
| 738 | SwitchFrom = SwitchFrom_6100; |
||
| 739 | InitFields(); |
||
| 740 | } |
||
| 741 | |||
| 742 | void code6100_init(void) |
||
| 743 | { |
||
| 744 | CPU6100 = AddCPU("6100", SwitchTo_6100); |
||
| 745 | CPU6120 = AddCPU("6120", SwitchTo_6100); |
||
| 746 | |||
| 747 | AddInitPassProc(InitCode_6100); |
||
| 748 | |||
| 749 | AddCopyright("Intersil IM6100 Generator (C) 2022 Haruo Asano"); |
||
| 750 | } |