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- {
- $Id$
- Copyright (c) 1995-98 by Florian Klaempfl, Carl Eric Codere
- This unit implements an types and classes specific for the
- MC68000/MC68020
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- ****************************************************************************
- }
- unit cpubase;
- interface
- uses
- cobjects,aasm,globtype;
- const
- { if real fpu is used }
- { otherwise maps to }
- { s32real. }
- extended_size = 12;
- type
- { warning: CPU32 opcodes are not fully compatible with the MC68020. }
- { 68000 only opcodes }
- tasmop = (A_ABCD,
- A_ADD,A_ADDA,A_ADDI,A_ADDQ,A_ADDX,A_AND,A_ANDI,
- A_ASL,A_ASR,A_BCC,A_BCS,A_BEQ,A_BGE,A_BGT,A_BHI,
- A_BLE,A_BLS,A_BLT,A_BMI,A_BNE,A_BPL,A_BVC,A_BVS,
- A_BCHG,A_BCLR,A_BRA,A_BSET,A_BSR,A_BTST,A_CHK,
- A_CLR,A_CMP,A_CMPA,A_CMPI,A_CMPM,A_DBCC,A_DBCS,A_DBEQ,A_DBGE,
- A_DBGT,A_DBHI,A_DBLE,A_DBLS,A_DBLT,A_DBMI,A_DBNE,A_DBRA,
- A_DBPL,A_DBT,A_DBVC,A_DBVS,A_DBF,A_DIVS,A_DIVU,
- A_EOR,A_EORI,A_EXG,A_ILLEGAL,A_EXT,A_JMP,A_JSR,
- A_LEA,A_LINK,A_LSL,A_LSR,A_MOVE,A_MOVEA,A_MOVEI,A_MOVEQ,
- A_MOVEM,A_MOVEP,A_MULS,A_MULU,A_NBCD,A_NEG,A_NEGX,
- A_NOP,A_NOT,A_OR,A_ORI,A_PEA,A_ROL,A_ROR,A_ROXL,
- A_ROXR,A_RTR,A_RTS,A_SBCD,A_SCC,A_SCS,A_SEQ,A_SGE,
- A_SGT,A_SHI,A_SLE,A_SLS,A_SLT,A_SMI,A_SNE,
- A_SPL,A_ST,A_SVC,A_SVS,A_SF,A_SUB,A_SUBA,A_SUBI,A_SUBQ,
- A_SUBX,A_SWAP,A_TAS,A_TRAP,A_TRAPV,A_TST,A_UNLK,
- A_RTE,A_RESET,A_STOP,
- { MC68010 instructions }
- A_BKPT,A_MOVEC,A_MOVES,A_RTD,
- { MC68020 instructions }
- A_BFCHG,A_BFCLR,A_BFEXTS,A_BFEXTU,A_BFFFO,
- A_BFINS,A_BFSET,A_BFTST,A_CALLM,A_CAS,A_CAS2,
- A_CHK2,A_CMP2,A_DIVSL,A_DIVUL,A_EXTB,A_PACK,A_RTM,
- A_TRAPCC,A_TRACS,A_TRAPEQ,A_TRAPF,A_TRAPGE,A_TRAPGT,
- A_TRAPHI,A_TRAPLE,A_TRAPLS,A_TRAPLT,A_TRAPMI,A_TRAPNE,
- A_TRAPPL,A_TRAPT,A_TRAPVC,A_TRAPVS,A_UNPK,
- { FPU Processor instructions - directly supported only. }
- { IEEE aware and misc. condition codes not supported }
- A_FABS,A_FADD,
- A_FBEQ,A_FBNE,A_FBNGT,A_FBGT,A_FBGE,A_FBNGE,
- A_FBLT,A_FBNLT,A_FBLE,A_FBGL,A_FBNGL,A_FBGLE,A_FBNGLE,
- A_FDBEQ,A_FDBNE,A_FDBGT,A_FDBNGT,A_FDBGE,A_FDBNGE,
- A_FDBLT,A_FDBNLT,A_FDBLE,A_FDBGL,A_FDBNGL,A_FDBGLE,A_FBDNGLE,
- A_FSEQ,A_FSNE,A_FSGT,A_FSNGT,A_FSGE,A_FSNGE,
- A_FSLT,A_FSNLT,A_FSLE,A_FSGL,A_FSNGL,A_FSGLE,A_FSNGLE,
- A_FCMP,A_FDIV,A_FMOVE,A_FMOVEM,
- A_FMUL,A_FNEG,A_FNOP,A_FSQRT,A_FSUB,A_FSGLDIV,
- A_FSFLMUL,A_FTST,
- A_FTRAPEQ,A_FTRAPNE,A_FTRAPGT,A_FTRAPNGT,A_FTRAPGE,A_FTRAPNGE,
- A_FTRAPLT,A_FTRAPNLT,A_FTRAPLE,A_FTRAPGL,A_FTRAPNGL,A_FTRAPGLE,A_FTRAPNGLE,
- { Protected instructions }
- A_CPRESTORE,A_CPSAVE,
- { FPU Unit protected instructions }
- { and 68030/68851 common MMU instructions }
- { (this may include 68040 MMU instructions) }
- A_FRESTORE,A_FSAVE,A_PFLUSH,A_PFLUSHA,A_PLOAD,A_PMOVE,A_PTEST,
- { Useful for assembly langage output }
- A_LABEL,A_NONE);
- { enumeration for registers, don't change the }
- { order of this table }
- { Registers which can and will be used by the compiler }
- tregister = (
- R_NO,R_D0,R_D1,R_D2,R_D3,R_D4,R_D5,R_D6,R_D7,
- R_A0,R_A1,R_A2,R_A3,R_A4,R_A5,R_A6,R_SP,
- { PUSH/PULL- quick and dirty hack }
- R_SPPUSH,R_SPPULL,
- { misc. }
- R_CCR,R_FP0,R_FP1,R_FP2,R_FP3,R_FP4,R_FP5,R_FP6,
- R_FP7,R_FPCR,R_SR,R_SSP,R_DFC,R_SFC,R_VBR,R_FPSR,
- { other - not used in reg2str }
- R_DEFAULT_SEG);
- { S_NO = No Size of operand }
- { S_B = Byte size operand }
- { S_W = Word size operand }
- { S_L = DWord size operand }
- { USED FOR conversions in x86}
- { S_BW = Byte to word }
- { S_BL = Byte to long }
- { S_WL = Word to long }
- { Floating point types }
- { S_FS = single type (32 bit) }
- { S_FL = double/64bit integer }
- { S_FX = Extended type }
- { S_IS = integer on 16 bits }
- { S_IL = integer on 32 bits }
- { S_IQ = integer on 64 bits }
- topsize = (S_NO,S_B,S_W,S_L,S_BW,S_BL,S_WL,
- S_FS,S_FL,S_FX,S_IS,S_IL,S_IQ);
- plocation = ^tlocation;
- { information about the location of an operand }
- { LOC_FPU FPU registers = Dn if emulation }
- { LOC_REGISTER in a processor register }
- { LOC_MEM in the memory }
- { LOC_REFERENCE like LOC_MEM, but lvalue }
- { LOC_JUMP nur bool'sche Resultate, Sprung zu false- oder }
- { truelabel }
- { LOC_FLAGS nur bool'sche Rsultate, Flags sind gesetzt }
- { LOC_CREGISTER register which shouldn't be modified }
- { LOC_INVALID added for tracking problems}
- tloc = (LOC_INVALID,LOC_FPU,LOC_REGISTER,LOC_MEM,LOC_REFERENCE,LOC_JUMP,
- LOC_FLAGS,LOC_CREGISTER);
- tregisterlist = set of tregister;
- { F_E = Equal
- F_NE = Not Equal
- F_G = Greater then
- F_L = Less then
- F_GE = Greater or equal then
- F_LE = Less or equal then
- F_C = Carry
- F_NC = Not Carry
- F_A = Above
- F_AE = Above or Equal
- F_B = Below
- F_BE = Below or Equal
- other flags:
- FL_xxx = floating type flags .
- }
- tresflags = (F_E,F_NE,F_G,F_L,F_GE,F_LE,F_C,F_NC,
- F_A,F_AE,F_B,F_BE);
- { floating type flags used by FBCC are auotmatically converted }
- { to standard condition codes }
- { FL_E,FL_NE,FL_A,FL_AE,FL_B,FL_BE);}
- preference = ^treference;
- { direction of address register : }
- { (An) (An)+ -(An) }
- tdirection = (dir_none,dir_inc,dir_dec);
- treference = record
- base,segment,index : tregister;
- offset : longint;
- symbol : pstring;
- { indexed increment and decrement mode }
- { (An)+ and -(An) }
- direction : tdirection;
- { a constant is also a treference, this makes the code generator }
- { easier }
- isintvalue : boolean;
- scalefactor : byte;
- end;
- tlocation = record
- case loc : tloc of
- { segment in reference at the same place as in loc_register }
- LOC_REGISTER,LOC_CREGISTER : (register,segment : tregister);
- LOC_MEM,LOC_REFERENCE : (reference : treference);
- LOC_FPU : (fpureg:tregister);
- LOC_JUMP : ();
- LOC_FLAGS : (resflags : tresflags);
- LOC_INVALID : ();
- end;
- pcsymbol = ^tcsymbol;
- tcsymbol = record
- symbol : pchar;
- offset : longint;
- end;
- const
- {----------------------------------------------------------------------}
- { F_E = Equal }
- { F_NE = Not Equal }
- { F_G = Greater then }
- { F_L = Less then }
- { F_GE = Greater or equal then }
- { F_LE = Less or equal then }
- { F_C = Carry = C }
- { F_NC = Not Carry = not C }
- { F_A = Above = not C and not Z }
- { F_AE = Above or Equal = not C }
- { F_B = Below = C }
- { F_BE = Below or Equal = C or Z }
- { FL_E = Floating point equal = Z }
- { FL_NE = Floating point Not equal = not Z }
- { FL_A = Floating point above = }
- { FL_AE = Floating point above or equal = }
- { FL_B = Floating point below = }
- { FL_BE = Floating point below or equal = }
- { THE ORDER OF THIS TABLE SHOULD NOT BE CHANGED! }
- flag_2_jmp: array[F_E..F_BE] of tasmop =
- (A_BEQ,A_BNE,A_BGT,A_BLT,A_BGE,A_BLE,A_BCS,A_BCC,
- A_BHI,A_BCC,A_BCS,A_BLS);
- { floating point jumps - CURRENTLY NOT USED }
- { A_FBEQ,A_FBNE,A_FBGT,A_FBGE,A_FBLT,A_FBLE); }
- { don't change the order of this table, it is related to }
- { the flags table. }
- flag_2_set: array[F_E..F_BE] of tasmop =
- (A_SEQ,A_SNE,A_SGT,A_SLT,A_SGE,A_SLE,A_SCS,A_SCC,
- A_SHI,A_SCC,A_SCS,A_SLS);
- { operand types }
- top_none = 0;
- top_reg = 1;
- top_ref = 2;
- top_reglist = 5;
- { a constant can be also written as treference }
- top_const = 3;
- { this is for calls }
- top_symbol = 4;
- {This constant is an alias for the stack pointer, as it's name may
- differ from processor to processor.}
- stack_pointer = R_SP;
- frame_pointer = R_A6;
- {This constant is an alias for the accumulator, as it's name may
- differ from processor to processor.}
- accumulator = R_D0;
- type
- pai_labeled = ^tai_labeled;
- tai_labeled = object(tai)
- _operator : tasmop;
- _op1: tregister;
- lab : pasmlabel;
- constructor init(op : tasmop; l : pasmlabel);
- constructor init_reg(op: tasmop; l : pasmlabel; reg: tregister);
- destructor done;virtual;
- end;
- paicpu = ^taicpu;
- taicpu = object(tai)
- { this isn't a proper style, but not very memory expensive }
- op1,op2,op3 : pointer;
- _operator : tasmop;
- op1t,op2t,op3t : byte;
- size : topsize;
- reglist: set of tregister;
- constructor op_none(op : tasmop;_size : topsize);
- constructor op_reg(op : tasmop;_size : topsize;_op1 : tregister);
- constructor op_const(op : tasmop;_size : topsize;_op1 : longint);
- constructor op_ref(op : tasmop;_size : topsize;_op1 : preference);
- constructor op_loc(op : tasmop;_size : topsize;_op1 : tlocation);
- constructor op_reg_reg(op : tasmop;_size : topsize;_op1,_op2 : tregister);
- constructor op_reg_ref(op : tasmop;_size : topsize;_op1 : tregister;_op2 : preference);
- constructor op_reg_loc(op : tasmop;_size : topsize;_op1 : tregister;_op2 : tlocation);
- constructor op_loc_reg(op : tasmop;_size : topsize;_op1 : tlocation;_op2 : tregister);
- constructor op_const_reg(op : tasmop;_size : topsize;_op1 : longint;_op2 : tregister);
- { this combination is needed by ENTER }
- constructor op_const_const(op : tasmop;_size : topsize;_op1,_op2 : longint);
- constructor op_const_ref(op : tasmop;_size : topsize;_op1 : longint;_op2 : preference);
- constructor op_const_loc(op : tasmop;_size : topsize;_op1 : longint;_op2 : tlocation);
- constructor op_ref_reg(op : tasmop;_size : topsize;_op1 : preference;_op2 : tregister);
- { this is only allowed if _op1 is an int value (_op1^.isintvalue=true) }
- constructor op_ref_ref(op : tasmop;_size : topsize;_op1,_op2 : preference);
- {
- constructor op_ref_loc(op : tasmop;_size : topsize;_op1 : preference;_op2 : tlcation);}
- constructor op_const_reg_reg(op : tasmop;_size : topsize;_op1 : longint;_op2 : tregister;_op3 : tregister);
- { used by MC68020 mul/div }
- constructor op_reg_reg_Reg(op: tasmop;_size: topsize;_op1: tregister; _op2: tregister; _op3: tregister);
- { used by link }
- constructor op_reg_const(op: tasmop; _size: topsize; _op1: tregister; _op2: longint);
- { this is for CALL etc. }
- { symbol is replaced by the address of symbol }
- { so op_csymbol(A_PUSH,S_L,strnew('P')); generates }
- { an instruction which pushes the address of P }
- { to the stack }
- constructor op_csymbol(op : tasmop;_size : topsize;_op1 : pcsymbol);
- constructor op_csymbol_reg(op : tasmop;_size : topsize;_op1 : pcsymbol;_op2 : tregister);
- constructor op_csymbol_ref(op : tasmop;_size : topsize;_op1 : pcsymbol;_op2 : preference);
- constructor op_csymbol_loc(op : tasmop;_size : topsize;_op1 : pcsymbol;_op2 : tlocation);
- constructor op_ref_reglist(op: tasmop; _size : topsize; _op1: preference;_op2: tregisterlist);
- constructor op_reglist_ref(op: tasmop; _size : topsize; _op1: tregisterlist; _op2: preference);
- destructor done;virtual;
- end;
- const
- maxvarregs = 5;
- maxfpuvarregs = 8;
- varregs : array[1..maxvarregs] of tregister =
- (R_D2,R_D3,R_D4,R_D5,R_D7);
- fpuvarregs : array[1..maxfpuvarregs] of tregister =
- (R_FP0,R_FP1,R_FP2,R_FP3,R_FP4,R_FP5,R_FP6,
- R_FP7);
- { resets all values of ref to defaults }
- procedure reset_reference(var ref : treference);
- { set mostly used values of a new reference }
- function new_reference(base : tregister;offset : longint) : preference;
- { same as reset_reference, but symbol is disposed }
- { use this only for already used references }
- procedure clear_reference(var ref : treference);
- procedure disposereference(var r : preference);
- function newreference(const r : treference) : preference;
- function reg2str(r : tregister) : string;
- { generates an help record for constants }
- function newcsymbol(const s : string;l : longint) : pcsymbol;
- const
- ao_unknown = $0;
- { 8 bit reg }
- ao_reg8 = $1;
- { 16 bit reg }
- ao_reg16 = $2;
- { 32 bit reg }
- ao_reg32 = $4;
- ao_reg = (ao_reg8 or ao_reg16 or ao_reg32);
- { for push/pop operands }
- ao_wordreg = (ao_reg16 or ao_reg32);
- ao_imm8 = $8; { 8 bit immediate }
- ao_imm8S = $10; { 8 bit immediate sign extended }
- ao_imm16 = $20; { 16 bit immediate }
- ao_imm32 = $40; { 32 bit immediate }
- ao_imm1 = $80; { 1 bit immediate }
- { for unknown expressions }
- ao_immunknown = ao_imm32;
- { gen'l immediate }
- ao_imm = (ao_imm8 or ao_imm8S or ao_imm16 or ao_imm32);
- ao_disp8 = $200; { 8 bit displacement (for jumps) }
- ao_disp16 = $400; { 16 bit displacement }
- ao_disp32 = $800; { 32 bit displacement }
- { general displacement }
- ao_disp = (ao_disp8 or ao_disp16 or ao_disp32);
- { for unknown size displacements }
- ao_dispunknown = ao_disp32;
- ao_mem8 = $1000;
- ao_mem16 = $2000;
- ao_mem32 = $4000;
- ao_baseindex = $8000;
- { general mem }
- ao_mem = (ao_disp or ao_mem8 or ao_mem16 or ao_mem32 or ao_baseindex);
- ao_wordmem = (ao_mem16 or ao_mem32 or ao_disp or ao_baseindex);
- ao_bytemem = (ao_mem8 or ao_disp or ao_baseindex);
- ao_control = $40000; { Control register }
- ao_debug = $80000; { Debug register }
- ao_test = $100000; { Test register }
- ao_floatreg = $200000; { Float register }
- ao_jumpabsolute = $4000000;
- ao_abs8 = $08000000;
- ao_abs16 = $10000000;
- ao_abs32 = $20000000;
- ao_abs = (ao_abs8 or ao_abs16 or ao_abs32);
- ao_none = $ff;
- const
- AB_DN = 1;
- AB_AN = 2;
- AB_INDAN = 3;
- AB_INDPP = 4;
- AB_MMIND = 5;
- AB_OFFAN = 6;
- AB_OFFIDX = 7;
- AB_ABSW = 8;
- AB_ABSL = 9;
- AB_OFFPC = 10;
- AB_OFFIDXPC =11;
- AB_IMM =12;
- AB_REGS =13; {* movem *}
- AB_BBRANCH =14;
- AB_WBRANCH =15;
- AB_CCR =16;
- AB_SR =17;
- AB_USP =18;
- AB_MULDREGS =19;
- AB_MULDREGU =20;
- AF_DN =(1 SHL AB_DN);
- AF_AN =(1 SHL AB_AN);
- AF_INDAN = (1 SHL AB_INDAN);
- AF_INDPP = (1 SHL AB_INDPP);
- AF_MMIND = (1 SHL AB_MMIND);
- AF_OFFAN = (1 SHL AB_OFFAN);
- AF_OFFIDX = (1 SHL AB_OFFIDX);
- AF_ABSW = (1 SHL AB_ABSW);
- AF_ABSL = (1 SHL AB_ABSL);
- AF_OFFPC = (1 SHL AB_OFFPC);
- AF_OFFIDXPC= (1 SHL AB_OFFIDXPC);
- AF_IMM =(1 SHL AB_IMM);
- AF_REGS = (1 SHL AB_REGS);
- AF_BBRANCH = (1 SHL AB_BBRANCH);
- AF_WBRANCH = (1 SHL AB_WBRANCH);
- AF_CCR =(1 SHL AB_CCR);
- AF_SR =(1 SHL AB_SR);
- AF_USP =(1 SHL AB_USP);
- AF_MULDREGS= (1 SHL AB_MULDREGS);
- AF_MULDREGU= (1 SHL AB_MULDREGU);
- AF_ALL = AF_DN OR AF_AN OR AF_INDAN OR AF_INDPP OR AF_MMIND OR AF_OFFAN OR AF_OFFIDX OR AF_ABSW OR
- AF_ABSL OR AF_OFFPC OR AF_OFFIDXPC OR AF_IMM;
- AF_ALLNA = AF_DN OR AF_INDAN OR AF_INDPP OR AF_MMIND OR AF_OFFAN OR AF_OFFIDX OR AF_ABSW OR AF_ABSL
- OR AF_OFFPC OR AF_OFFIDXPC OR AF_IMM;
- AF_ALT = AF_DN OR AF_AN OR AF_INDAN OR AF_INDPP OR AF_MMIND OR AF_OFFAN OR
- AF_OFFIDX OR AF_ABSW OR AF_ABSL;
- AF_ALTNA = AF_DN OR AF_INDAN OR AF_INDPP OR AF_MMIND OR AF_OFFAN OR AF_OFFIDX OR AF_ABSW OR AF_ABSL;
- AF_ALTM = AF_INDAN OR AF_INDPP OR AF_MMIND OR AF_OFFAN OR AF_OFFIDX OR AF_ABSW OR AF_ABSL;
- AF_CTL = AF_INDAN OR AF_OFFAN OR AF_OFFIDX OR AF_ABSW OR AF_ABSL OR AF_OFFPC OR AF_OFFIDXPC;
- AF_CTLNPC = AF_INDAN OR AF_OFFAN OR AF_OFFIDX OR AF_ABSW OR AF_ABSL OR AF_OFFIDXPC;
- { S_WL (S_W|S_L)
- S_BW (S_B|S_W)}
- const
- S_ALL = [S_B] + [S_W] + [S_L];
- {#define S_ALL (S_B|S_W|S_L)}
- type
- ttemplate = record
- i : tasmop;
- oc : longint;
- ops : byte;
- size: set of topsize;
- o1,o2: longint;
- end;
- tins_cache = array[A_ABCD..A_UNLK] of longint;
- var
- ins_cache : tins_cache;
- const
- it : array[0..188] of ttemplate = (
- ( i:A_ABCD; oc: $C100; ops:2;size: [S_B]; o1:AF_DN; o2:AF_DN ),
- ( i:A_ABCD; oc: $C108; ops:2;size: [S_B]; o1:AF_MMIND; o2:AF_MMIND ),
- ( i:A_ADD; oc: $D000; ops:2;size: S_ALL; o1:AF_ALL; o2:AF_DN ),
- ( i:A_ADD; oc: $D100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_ADD; oc: $D0C0; ops:2;size: [S_W]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_ADD; oc: $D1C0; ops:2;size: [S_L]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_ADD; oc: $0600; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALTNA ),
- ( i:A_ADDQ; oc: $5000; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALT ),
- ( i:A_ADDX; oc: $D100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ADDX; oc: $D108; ops:2;size: S_ALL; o1:AF_MMIND; o2:AF_MMIND ),
- ( i:A_AND; oc: $C000; ops:2;size: S_ALL; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_AND; oc: $C100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_AND; oc: $0200; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALTNA ),
- ( i:A_AND; oc: $023C; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_CCR ),
- ( i:A_AND; oc: $027C; ops:2;size: [S_W]; o1:AF_IMM; o2:AF_SR ),
- ( i:A_ASL; oc: $E120; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ASL; oc: $E100; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_ASL; oc: $E1C0; ops:1;size: [S_W]; o1:0; o2:AF_ALTM ),
- ( i:A_ASR; oc: $E020; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ASR; oc: $E000; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_ASR; oc: $E0C0; ops:1;size: [S_W]; o1:0; o2:AF_ALTM ),
- ( i:A_BCC; oc: $6400; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BCS; oc: $6500; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BEQ; oc: $6700; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BGE; oc: $6C00; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BGT; oc: $6E00; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BHI; oc: $6200; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BLE; oc: $6F00; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BLS; oc: $6300; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BLT; oc: $6D00; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BMI; oc: $6B00; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BNE; oc: $6600; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BPL; oc: $6A00; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BVC; oc: $6800; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- ( i:A_BVS; oc: $6900; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2:0 ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_BCHG; oc: $0140; ops:2;size: [S_B]; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_BCHG; oc: $0140; ops:2;size: [S_L]; o1:AF_DN; o2:AF_DN ),
- ( i:A_BCHG; oc: $0840; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_ALTM ),
- ( i:A_BCHG; oc: $0840; ops:2;size: [S_L]; o1:AF_IMM; o2:AF_DN ),
- ( i:A_BCLR; oc: $0180; ops:2;size: [S_B]; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_BCLR; oc: $0180; ops:2;size: [S_L]; o1:AF_DN; o2:AF_DN ),
- ( i:A_BCLR; oc: $0880; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_ALTM ),
- ( i:A_BCLR; oc: $0880; ops:2;size: [S_L]; o1:AF_IMM; o2:AF_DN ),
- ( i:A_BRA; oc: $6000; ops:1;size: [S_NO]; o1:AF_WBRANCH;o2:0 ),
- ( i:A_BSET; oc: $01C0; ops:2;size: [S_B]; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_BSET; oc: $01C0; ops:2;size: [S_L]; o1:AF_DN; o2:AF_DN ),
- ( i:A_BSET; oc: $08C0; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_ALTM ),
- ( i:A_BSET; oc: $08C0; ops:2;size: [S_L]; o1:AF_IMM; o2:AF_DN ),
- ( i:A_BTST; oc: $0100; ops:2;size: [S_B]; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_BTST; oc: $0100; ops:2;size: [S_L]; o1:AF_DN; o2:AF_DN ),
- ( i:A_BTST; oc: $0800; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_ALTM ),
- ( i:A_BTST; oc: $0800; ops:2;size: [S_L]; o1:AF_IMM; o2:AF_DN ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_CHK; oc: $4180; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_CLR; oc: $4200; ops:1;size: S_ALL; o1:AF_ALTNA; o2:0 ),
- ( i:A_CMP; oc: $B000; ops:2;size: S_ALL; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_CMP; oc: $B000; ops:2;size: [S_WL]; o1:AF_AN; o2:AF_DN ),
- ( i:A_CMP; oc: $B0C0; ops:2;size: [S_W]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_CMP; oc: $B1C0; ops:2;size: [S_L]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_CMP; oc: $0C00; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALTNA ),
- ( i:A_CMP; oc: $B108; ops:2;size: S_ALL; o1:AF_INDPP; o2:AF_INDPP ),
- ( i:A_DBCC; oc: $54C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBCS; oc: $55C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBEQ; oc: $57C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBF; oc: $51C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBGE; oc: $5CC8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBGT; oc: $5EC8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBHI; oc: $52C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBLE; oc: $5FC8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBLS; oc: $53C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBLT; oc: $5DC8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBMI; oc: $5BC8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBNE; oc: $56C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBPL; oc: $5AC8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBT; oc: $50C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBVC; oc: $58C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- ( i:A_DBVS; oc: $59C8; ops:2;size: [S_NO]; o1:AF_DN; o2:AF_WBRANCH ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_DIVS; oc: $81C0; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_DIVS; oc: $4C40; ops:2;size: [S_L]; o1:AF_ALLNA; o2:AF_DN OR AF_MULDREGS), {* 020 *}
- ( i:A_DIVU; oc: $80C0; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_DIVU; oc: $4C40; ops:2;size: [S_L]; o1:AF_ALLNA; o2:AF_DN OR AF_MULDREGU), {* 020 *}
- ( i:A_EOR; oc: $B100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_ALTNA ),
- ( i:A_EOR; oc: $0A00; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALTNA ),
- ( i:A_EOR; oc: $0A3C; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_CCR ),
- ( i:A_EOR; oc: $0A7C; ops:2;size: [S_W]; o1:AF_IMM; o2:AF_SR ),
- ( i:A_EXG; oc: $C140; ops:2;size: [S_L]; o1:AF_DN; o2:AF_DN ),
- ( i:A_EXG; oc: $C148; ops:2;size: [S_L]; o1:AF_AN; o2:AF_AN ),
- ( i:A_EXG; oc: $C188; ops:2;size: [S_L]; o1:AF_DN; o2:AF_AN ),
- ( i:A_EXG; oc: $C188; ops:2;size: [S_L]; o1:AF_AN; o2:AF_DN ),
- ( i:A_EXT; oc: $4880; ops:1;size: [S_W]; o1:AF_DN; o2:0 ),
- ( i:A_EXT; oc: $48C0; ops:1;size: [S_L]; o1:AF_DN; o2:0 ),
- { MC68020 }
- ( i:A_EXTB; oc: $49C0; ops:1;size: [S_L]; o1:AF_DN; o2:0 ),
- ( i:A_ILLEGAL;oc: $4AFC;ops:0;size: [S_NO]; o1:0; o2:0 ),
- {*
- * note: BSR/BSR/JSR ordering must remain as it is (passc.c optimizations)
- *}
- ( i:A_JMP; oc: $4EC0; ops:1;size: [S_NO]; o1:AF_CTL; o2:0 ),
- ( i:A_BSR; oc: $6100; ops:1;size: [S_NO]; o1:AF_WBRANCH; o2: 0 ),
- ( i:A_JSR; oc: $4E80; ops:1;size: [S_NO]; o1:AF_CTL; o2:0 ),
- ( i:A_LEA; oc: $41C0; ops:2;size: [S_L]; o1:AF_CTL; o2:AF_AN ),
- ( i:A_LINK; oc: $4E50; ops:2;size: [S_W]; o1:AF_AN; o2:AF_IMM ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_LSL; oc: $E128; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_LSL; oc: $E108; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_LSL; oc: $E3C0; ops:1;size: [S_W]; o1:0; o2:AF_ALTM ),
- ( i:A_LSR; oc: $E028; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_LSR; oc: $E008; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_LSR; oc: $E2C0; ops:1;size: [S_W]; o1:0; o2:AF_ALTM ),
- ( i:A_MOVE; oc: $2000; ops:2;size: [S_L]; o1:AF_ALLNA; o2:AF_ALTNA ),
- ( i:A_MOVE; oc: $3000; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_ALTNA ),
- ( i:A_MOVE; oc: $1000; ops:2;size: [S_B]; o1:AF_ALLNA; o2:AF_ALTNA ),
- ( i:A_MOVE; oc: $2000; ops:2;size: [S_L]; o1:AF_AN; o2:AF_ALTNA ),
- ( i:A_MOVE; oc: $3000; ops:2;size: [S_W]; o1:AF_AN; o2:AF_ALTNA ),
- {* 68010
- *( 'MOVE'; i:A_MOVE; oc: $42C0; -1; -1; 0; 3; -1; size: [S_W]; o1:AF_CCR; o1:AF_ALTNA ),
- *}
- ( i:A_MOVE; oc: $44C0; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_CCR ),
- ( i:A_MOVE; oc: $46C0; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_SR ),
- ( i:A_MOVE; oc: $40C0; ops:2;size: [S_W]; o1:AF_SR; o2:AF_ALTNA ),
- ( i:A_MOVE; oc: $3040; ops:2;size: [S_W]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_MOVE; oc: $2040; ops:2;size: [S_L]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_MOVE; oc: $4E68; ops:2;size: [S_L]; o1:AF_USP; o2:AF_AN ),
- ( i:A_MOVE; oc: $4E60; ops:2;size: [S_L]; o1:AF_AN; o2:AF_USP ),
- {* MOVEC 68010 *}
- ( i:A_MOVEM;oc: $48C0; ops:8;size: [S_L]; o1:AF_REGS; o2:AF_CTL OR AF_MMIND ),
- ( i:A_MOVEM;oc: $4880; ops:8;size: [S_W]; o1:AF_REGS; o2:AF_CTL OR AF_MMIND ),
- ( i:A_MOVEM;oc: $4CC0; ops:8;size: [S_L]; o1:AF_CTL OR AF_INDPP; o2:AF_REGS ),
- ( i:A_MOVEM;oc: $4C80; ops:8;size: [S_W]; o1:AF_CTL OR AF_INDPP; o2:AF_REGS ),
- ( i:A_MOVEP;oc: $0188; ops:2;size: [S_W]; o1:AF_DN; o2:AF_OFFAN ),
- ( i:A_MOVEP;oc: $01C8; ops:2;size: [S_L]; o1:AF_DN; o2:AF_OFFAN ),
- ( i:A_MOVEP;oc: $0108; ops:2;size: [S_W]; o1:AF_OFFAN; o2:AF_DN ),
- ( i:A_MOVEP;oc: $0148; ops:2;size: [S_L]; o1:AF_OFFAN; o2:AF_DN ),
- {* MOVES 68010 *}
- ( i:A_MOVEQ;oc: $7000; ops:2;size: [S_L]; o1:AF_IMM; o2:AF_DN ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_MULS; oc: $C1C0; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_MULS; oc: $4C00; ops:2;size: [S_L]; o1:AF_ALLNA; o2:AF_DN OR AF_MULDREGS), {* 020 *}
- ( i:A_MULU; oc: $C0C0; ops:2;size: [S_W]; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_MULU; oc: $4C00; ops:2;size: [S_L]; o1:AF_ALLNA; o2:AF_DN OR AF_MULDREGU), {* 020 *}
- ( i:A_NBCD; oc: $4800; ops:1;size: [S_B]; o1:AF_ALTNA; o2:0 ),
- ( i:A_NEG; oc: $4400; ops:1;size: S_ALL; o1:AF_ALTNA; o2:0 ),
- ( i:A_NEGX; oc: $4000; ops:1;size: S_ALL; o1:AF_ALTNA; o2:0 ),
- ( i:A_NOP; oc: $4E71; ops:0;size: [S_NO]; o1:0; o2:0 ),
- ( i:A_NOT; oc: $4600; ops:1;size: S_ALL; o1:AF_ALTNA; o2:0 ),
- ( i:A_OR; oc: $8000; ops:2;size: S_ALL; o1:AF_ALLNA; o2:AF_DN ),
- ( i:A_OR; oc: $8100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_ALTNA ),
- ( i:A_OR; oc: $0000; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALTNA ),
- ( i:A_OR; oc: $003C; ops:2;size: [S_B]; o1:AF_IMM; o2:AF_CCR ),
- ( i:A_OR; oc: $007C; ops:2;size: [S_W]; o1:AF_IMM; o2:AF_SR ),
- ( i:A_PEA; oc: $4840; ops:1;size: [S_L]; o1:AF_CTL; o2:0 ),
- ( i:A_RESET;oc: $4E70; ops:0;size: [S_NO]; o1:0; o2:0 ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_ROL; oc: $E138; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ROL; oc: $E118; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_ROL; oc: $E7C0; ops:1;size: [S_W]; o1:AF_ALTM; o2:0 ),
- ( i:A_ROR; oc: $E038; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ROR; oc: $E018; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_ROR; oc: $E6C0; ops:1;size: [S_W]; o1:AF_ALTM; o2:0 ),
- ( i:A_ROXL; oc: $E130; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ROXL; oc: $E110; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_ROXL; oc: $E5C0; ops:1;size: [S_W]; o1:AF_ALTM; o2:0 ),
- ( i:A_ROXR; oc: $E030; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_ROXR; oc: $E010; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_DN ),
- ( i:A_ROXR; oc: $E4C0; ops:1;size: [S_W]; o1:AF_ALTM; o2:0 ),
- {* RTD 68010 *}
- ( i:A_RTE; oc: $4E73; ops:0;size: [S_NO]; o1:0; o2:0 ),
- ( i:A_RTR; oc: $4E77; ops:0;size: [S_NO]; o1:0; o2:0 ),
- ( i:A_RTS; oc: $4E75; ops:0;size: [S_NO]; o1:0; o2:0 ),
- ( i:A_SBCD; oc: $8100; ops:2;size: [S_B]; o1:AF_DN; o2:AF_DN ),
- ( i:A_SBCD; oc: $8108; ops:2;size: [S_B]; o1:AF_MMIND; o2:AF_MMIND ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- {* SCC note; even though they are in the same group since all have the
- * same note if one isn't accepted none of the others will be either
- *}
- ( i:A_SCC; oc: $54C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SCS; oc: $55C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SEQ; oc: $57C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SF; oc: $51C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SGE; oc: $5CC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SGT; oc: $5EC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SHI; oc: $52C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SLE; oc: $5FC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SLS; oc: $53C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SLT; oc: $5DC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SMI; oc: $5BC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SNE; oc: $56C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SPL; oc: $5AC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_ST; oc: $50C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SVC; oc: $58C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- ( i:A_SVS; oc: $59C0; ops:1;size: [S_B]; o1:AF_ALTNA; o2: 0 ),
- {* opcode Temp Rs EAs Rd EAd Siz Sizes SModes DModes Spec# *}
- ( i:A_STOP; oc: $4E72; ops:0; size: [S_W]; o1:AF_IMM; o2: 0 ),
- ( i:A_SUB; oc: $9000; ops:2;size: S_ALL; o1:AF_ALL; o2:AF_DN ),
- ( i:A_SUB; oc: $9100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_ALTM ),
- ( i:A_SUB; oc: $90C0; ops:2;size: [S_W]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_SUB; oc: $91C0; ops:2;size: [S_L]; o1:AF_ALL; o2:AF_AN ),
- ( i:A_SUB; oc: $0400; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALTNA ),
- ( i:A_SUBQ; oc: $5100; ops:2;size: S_ALL; o1:AF_IMM; o2:AF_ALT ),
- ( i:A_SUBX; oc: $9100; ops:2;size: S_ALL; o1:AF_DN; o2:AF_DN ),
- ( i:A_SUBX; oc: $9108; ops:2;size: S_ALL; o1:AF_MMIND; o2:AF_MMIND ),
- ( i:A_SWAP; oc: $4840; ops:1;size: [S_W]; o1:AF_DN; o2:0 ),
- ( i:A_TAS; oc: $4AC0; ops:1;size: [S_B]; o1:AF_ALTNA; o2:0 ),
- ( i:A_TRAP; oc: $4E40; ops:1;size: [S_NO]; o1:AF_IMM; o2:0 ),
- ( i:A_TRAPV;oc: $4E76; ops:0;size: [S_NO]; o1:0; o2:0 ),
- ( i:A_TST; oc: $4A00; ops:1;size: S_ALL; o1:AF_ALTNA; o2:0 ),
- ( i:A_UNLK; oc: $4E58; ops:1;size: [S_NO]; o1:AF_AN; o2:0 ),
- ( i:A_NONE)
- );
- {****************************************************************************
- Assembler Mnemoics
- ****************************************************************************}
- const
- firstop = A_ABCD;
- lastop = A_LABEL;
- mot_op2str : array[firstop..lastop] of string[10] =
- { 68000 only instructions }
- ('abcd','add', 'adda','addi','addq','addx','and','andi',
- 'asl','asr','bcc','bcs','beq','bge','bgt','bhi',
- 'ble','bls','blt','bmi','bne','bpl','bvc','bvs',
- 'bchg','bclr','bra','bset','bsr','btst','chk',
- 'clr','cmp','cmpa','cmpi','cmpm','dbcc','dbcs','dbeq','dbge',
- 'dbgt','dbhi','dble','dbls','dblt','dbmi','dbne','dbra',
- 'dbpl','dbt','dbvc','dbvs','dbf','divs','divu',
- 'eor','eori','exg','illegal','ext','jmp','jsr',
- 'lea','link','lsl','lsr','move','movea','movei','moveq',
- 'movem','movep','muls','mulu','nbcd','neg','negx',
- 'nop','not','or','ori','pea','rol','ror','roxl',
- 'roxr','rtr','rts','sbcd','scc','scs','seq','sge',
- 'sgt','shi','sle','sls','slt','smi','sne',
- 'spl','st','svc','svs','sf','sub','suba','subi','subq',
- 'subx','swap','tas','trap','trapv','tst','unlk',
- 'rte','reset','stop',
- { MC68010 instructions }
- 'bkpt','movec','moves','rtd',
- { MC68020 instructions }
- 'bfchg','bfclr','bfexts','bfextu','bfffo',
- 'bfins','bfset','bftst','callm','cas','cas2',
- 'chk2','cmp2','divsl','divul','extb','pack','rtm',
- 'trapcc','tracs','trapeq','trapf','trapge','trapgt',
- 'traphi','traple','trapls','traplt','trapmi','trapne',
- 'trappl','trapt','trapvc','trapvs','unpk',
- { FPU Processor instructions - directly supported only. }
- { IEEE aware and misc. condition codes not supported }
- 'fabs','fadd',
- 'fbeq','fbne','fbngt','fbgt','fbge','fbnge',
- 'fblt','fbnlt','fble','fbgl','fbngl','fbgle','fbngle',
- 'fdbeq','fdbne','fdbgt','fdbngt','fdbge','fdnbge',
- 'fdblt','fdbnlt','fdble','fdbgl','fdbngl','fdbgle','fbdngle',
- 'fseq','fsne','fsgt','fsngt','fsge','fsnge',
- 'fslt','fsnlt','fsle','fsgl','fsngl','fsgle','fsngle',
- 'fcmp','fdiv','fmove','fmovem',
- 'fmul','fneg','fnop','fsqrt','fsub','fsgldiv',
- 'fsflmul','ftst',
- 'ftrapeq','ftrapne','ftrapgt','ftrapngt','ftrapge','ftrapnge',
- 'ftraplt','ftrapnlt','ftraple','ftrapgl','ftrapngl','ftrapgle',
- 'ftrapngle',
- { Useful for assembly langage output }
- { Protected instructions }
- 'cprestore','cpsave',
- { FPU Unit protected instructions }
- { and 68030/68851 common MMU instructions }
- { (this may include 68040 MMU instructions) }
- 'frestore','fsave','pflush','pflusha','pload','pmove','ptest',
- { Useful for assembly langage output }
- '');
- mot_opsize2str : array[topsize] of string[2] =
- ('','.b','.w','.l','.b','.b','.w',
- '.s','.d','.x','.s','.l','.q');
- { I don't know about S_IS, S_IL and S_IQ for m68k
- so I guessed, I am not even sure it can happen !!
- (PM) }
- mot_reg2str : array[R_NO..R_FPSR] of string[6] =
- ('', 'd0','d1','d2','d3','d4','d5','d6','d7',
- 'a0','a1','a2','a3','a4','a5','a6','sp',
- '-(sp)','(sp)+',
- 'ccr','fp0','fp1','fp2','fp3','fp4','fp5',
- 'fp6','fp7','fpcr','sr','ssp','dfc',
- 'sfc','vbr','fpsr');
- gas_opsize2str : array[topsize] of string[2] =
- ('','.b','.w','.l','.b','.b','.w',
- '.s','.d','.x','.s','.l','.q');
- gas_reg2str : array[R_NO..R_FPSR] of string[6] =
- ('', 'd0','d1','d2','d3','d4','d5','d6','d7',
- 'a0','a1','a2','a3','a4','a5','a6','sp',
- '-(sp)','(sp)+',
- 'ccr','fp0','fp1','fp2','fp3','fp4','fp5',
- 'fp6','fp7','fpcr','sr','ssp','dfc',
- 'sfc','vbr','fpsr');
- mit_opsize2str : array[topsize] of string[2] =
- ('','b','w','l','b','b','w',
- 's','d','x','s','l','q');
- mit_reg2str : array[R_NO..R_FPSR] of string[6] =
- ('', 'd0','d1','d2','d3','d4','d5','d6','d7',
- 'a0','a1','a2','a3','a4','a5','a6','sp',
- 'sp@-','sp@+',
- 'ccr','fp0','fp1','fp2','fp3','fp4','fp5',
- 'fp6','fp7','fpcr','sr','ssp','dfc',
- 'sfc','vbr','fpsr');
- gasPalmOS_reg2str : array[R_NO..R_FPSR] of string[6] =
- ('', '%d0','%d1','%d2','%d3','%d4','%d5','%d6','%d7',
- '%a0','%a1','%a2','%a3','%a4','%a5','%a6','%sp',
- '-(%sp)','(%sp)+',
- '%ccr','%fp0','%fp1','%fp2','%fp3','%fp4','%fp5',
- '%fp6','%fp7','%fpcr','%sr','%ssp','%dfc',
- '%sfc','%vbr','%fpsr');
- {*****************************************************************************
- Init/Done
- *****************************************************************************}
- procedure InitCpu;
- procedure DoneCpu;
-
- implementation
- uses
- strings,globals,verbose;
- function reg2str(r : tregister) : string;
- const
- a : array[R_NO..R_FPSR] of string[3] =
- ('','D0','D1','D2','D3','D4','D5','D6','D7',
- 'A0','A1','A2','A3','A4','A5','A6','A7',
- '-(SP)','(SP)+',
- 'CCR','FP0','FP1','FP2',
- 'FP3','FP4','FP5','FP6','FP7','FPCR','SR',
- 'SSP','DFC','SFC','VBR','FPSR');
- begin
- reg2str:=a[r];
- end;
- procedure disposereference(var r : preference);
- begin
- if assigned(r^.symbol) then
- stringdispose(r^.symbol);
- dispose(r);
- r:=nil;
- end;
-
- function newreference(const r : treference) : preference;
- var
- p : preference;
- begin
- new(p);
- p^:=r;
- if assigned(r.symbol) then
- p^.symbol:=stringdup(r.symbol^);
- newreference:=p;
- end;
- procedure reset_reference(var ref : treference);
- begin
- with ref do
- begin
- index:=R_NO;
- base:=R_NO;
- segment:=R_DEFAULT_SEG;
- offset:=0;
- scalefactor:=1;
- isintvalue:=false;
- symbol:=nil;
- direction := dir_none;
- end;
- end;
- function new_reference(base : tregister;offset : longint) : preference;
- var
- r : preference;
- begin
- new(r);
- reset_reference(r^);
- r^.base:=base;
- r^.offset:=offset;
- new_reference:=r;
- end;
- procedure clear_reference(var ref : treference);
- begin
- stringdispose(ref.symbol);
- reset_reference(ref);
- end;
- function newcsymbol(const s : string;l : longint) : pcsymbol;
- var
- p : pcsymbol;
- begin
- new(p);
- p^.symbol:=strpnew(s);
- p^.offset:=l;
- newcsymbol:=p;
- end;
- procedure disposecsymbol(p : pcsymbol);
- begin
- strdispose(p^.symbol);
- dispose(p);
- end;
- {****************************************************************************
- Taicpu
- ****************************************************************************}
- constructor taicpu.op_none(op : tasmop;_size : topsize);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_none;
- op2t:=top_none;
- op3t:=top_none;
- size:=_size;
- { the following isn't required ! }
- op1:=nil;
- op2:=nil;
- op3:=nil;
- end;
- constructor taicpu.op_reg(op : tasmop;_size : topsize;_op1 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_reg;
- op2t:=top_none;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=nil;
- op3:=nil;
- end;
- constructor taicpu.op_const(op : tasmop;_size : topsize;_op1 : longint);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_const;
- op2t:=top_none;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=nil;
- op3:=nil;
- end;
- constructor taicpu.op_ref(op : tasmop;_size : topsize;_op1 : preference);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op2t:=top_none;
- op3t:=top_none;
- size:=_size;
- if _op1^.isintvalue then
- begin
- op1t:=top_const;
- op1:=pointer(_op1^.offset);
- disposereference(_op1);
- end
- else
- begin
- op1t:=top_ref;
- op1:=pointer(_op1);
- end;
- op2:=nil;
- op3:=nil;
- end;
- constructor taicpu.op_loc(op : tasmop;_size : topsize;_op1 : tlocation);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op2t:=top_none;
- op3t:=top_none;
- size:=_size;
- if (_op1.loc=loc_register) or (_op1.loc=loc_cregister) then
- begin
- op1t:=top_reg;
- op1:=pointer(_op1.register);
- end
- else
- if _op1.reference.isintvalue then
- begin
- op1t:=top_const;
- op1:=pointer(_op1.reference.offset);
- end
- else
- begin
- op1t:=top_ref;
- op1:=pointer(newreference(_op1.reference));
- end;
- op2:=nil;
- op3:=nil;
- end;
- constructor taicpu.op_reg_reg(op : tasmop;_size : topsize;_op1,_op2 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_reg;
- op2t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=pointer(_op2);
- op3:=nil;
- end;
- constructor taicpu.op_reg_ref(op : tasmop;_size : topsize;_op1 : tregister;_op2 : preference);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- if _op2^.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2^.offset);
- disposereference(_op2);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(_op2);
- end;
- op3:=nil;
- end;
- constructor taicpu.op_reg_loc(op : tasmop;_size : topsize;_op1 : tregister;_op2 : tlocation);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- if (_op2.loc=loc_register) or (_op2.loc=loc_cregister) then
- begin
- op2t:=top_reg;
- op2:=pointer(_op2.register);
- end
- else
- if _op2.reference.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2.reference.offset);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(newreference(_op2.reference));
- end;
- op3:=nil;
- end;
- constructor taicpu.op_loc_reg(op : tasmop;_size : topsize;_op1 : tlocation;_op2 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op2t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op2:=pointer(_op2);
- if (_op1.loc=loc_register) or (_op1.loc=loc_cregister) then
- begin
- op1t:=top_reg;
- op1:=pointer(_op1.register);
- end
- else
- if _op1.reference.isintvalue then
- begin
- op1t:=top_const;
- op1:=pointer(_op1.reference.offset);
- end
- else
- begin
- op1t:=top_ref;
- op1:=pointer(newreference(_op1.reference));
- end;
- op3:=nil;
- end;
- constructor taicpu.op_const_reg_reg(op : tasmop;_size : topsize;_op1 : longint;_op2 : tregister;_op3 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_const;
- op2t:=top_reg;
- op3t:=top_reg;
- size:=_size;
- op1:=pointer(_op1);
- op2:=pointer(_op2);
- op3:=pointer(_op3);
- end;
- constructor taicpu.op_reg_const(op: tasmop; _size: topsize; _op1: tregister; _op2: longint);
- begin
- inherited init;
- typ := ait_instruction;
- _operator := op;
- op1t := top_reg;
- op2t := top_const;
- op3t := top_none;
- op1 := pointer(_op1);
- op2 := pointer(_op2);
- size := _size;
- end;
- constructor taicpu.op_reg_reg_reg(op : tasmop;_size : topsize;_op1 : tregister;_op2 : tregister;_op3 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_reg;
- op2t:=top_reg;
- op3t:=top_reg;
- size:=_size;
- op1:=pointer(_op1);
- op2:=pointer(_op2);
- op3:=pointer(_op3);
- end;
- constructor taicpu.op_const_reg(op : tasmop;_size : topsize;_op1 : longint;_op2 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_const;
- op2t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=pointer(_op2);
- op3:=nil;
- end;
- constructor taicpu.op_const_const(op : tasmop;_size : topsize;_op1,_op2 : longint);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_const;
- op2t:=top_const;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=pointer(_op2);
- op3:=nil;
- end;
- constructor taicpu.op_const_ref(op : tasmop;_size : topsize;_op1 : longint;_op2 : preference);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_const;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- if _op2^.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2^.offset);
- disposereference(_op2);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(_op2);
- end;
- op3:=nil;
- end;
- constructor taicpu.op_const_loc(op : tasmop;_size : topsize;_op1 : longint;_op2 : tlocation);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_const;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- if (_op2.loc=loc_register) or (_op2.loc=loc_cregister) then
- begin
- op2t:=top_reg;
- op2:=pointer(_op2.register);
- end
- else
- if _op2.reference.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2.reference.offset);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(newreference(_op2.reference));
- end;
- op3:=nil;
- end;
- constructor taicpu.op_ref_reg(op : tasmop;_size : topsize;_op1 : preference;_op2 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op2t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op2:=pointer(_op2);
- if _op1^.isintvalue then
- begin
- op1t:=top_const;
- op1:=pointer(_op1^.offset);
- disposereference(_op1);
- end
- else
- begin
- op1t:=top_ref;
- op1:=pointer(_op1);
- end;
- op3:=nil;
- end;
- constructor taicpu.op_ref_ref(op : tasmop;_size : topsize;_op1,_op2 : preference);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op3t:=top_none;
- size:=_size;
- if _op1^.isintvalue then
- begin
- op1t:=top_const;
- op1:=pointer(_op1^.offset);
- disposereference(_op1);
- end
- else
- begin
- op1t:=top_ref;
- op1:=pointer(_op1);
- end;
- if _op2^.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2^.offset);
- disposereference(_op2);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(_op2);
- end;
- op3:=nil;
- end;
- constructor taicpu.op_csymbol(op : tasmop;_size : topsize;_op1 : pcsymbol);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- if (op=A_JSR) and
- (use_esp_stackframe) then
- Message(cg_e_stackframe_with_esp);
- op1t:=top_symbol;
- op2t:=top_none;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=nil;
- op3:=nil;
- end;
- constructor taicpu.op_csymbol_reg(op : tasmop;_size : topsize;_op1 : pcsymbol;_op2 : tregister);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_symbol;
- op2t:=top_reg;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- op2:=pointer(_op2);
- op3:=nil;
- end;
- constructor taicpu.op_csymbol_ref(op : tasmop;_size : topsize;_op1 : pcsymbol;_op2 : preference);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_symbol;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- if _op2^.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2^.offset);
- disposereference(_op2);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(_op2);
- end;
- op3:=nil;
- end;
- constructor taicpu.op_csymbol_loc(op : tasmop;_size : topsize;_op1 : pcsymbol;_op2 : tlocation);
- begin
- inherited init;
- typ:=ait_instruction;
- _operator:=op;
- op1t:=top_symbol;
- op3t:=top_none;
- size:=_size;
- op1:=pointer(_op1);
- if (_op2.loc=loc_register) or (_op2.loc=loc_cregister) then
- begin
- op2t:=top_reg;
- op2:=pointer(_op2.register);
- end
- else
- if _op2.reference.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2.reference.offset);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(newreference(_op2.reference));
- end;
- op3:=nil;
- end;
- destructor taicpu.done;
- begin
- if op1t=top_symbol then
- disposecsymbol(pcsymbol(op1))
- else if op1t=top_ref then
- begin
- clear_reference(preference(op1)^);
- dispose(preference(op1));
- end;
- if op2t=top_symbol then
- disposecsymbol(pcsymbol(op2))
- else if op2t=top_ref then
- begin
- clear_reference(preference(op2)^);
- dispose(preference(op2));
- end;
- if op3t=top_symbol then
- disposecsymbol(pcsymbol(op3))
- else if op3t = top_ref then
- begin
- clear_reference(preference(op3)^);
- dispose(preference(op3));
- end;
- inherited done;
- end;
- constructor taicpu.op_ref_reglist(op: tasmop; _size : topsize; _op1: preference;_op2: tregisterlist);
- Begin
- Inherited Init;
- typ:=ait_instruction;
- _operator:=op;
- op2t:=top_reglist;
- op3t:=top_none;
- size:=_size;
- reglist := _op2;
- if _op1^.isintvalue then
- begin
- op1t:=top_const;
- op1:=pointer(_op1^.offset);
- disposereference(_op1);
- end
- else
- begin
- op1t:=top_ref;
- op1:=pointer(_op1);
- end;
- op3:=nil;
- end;
- constructor taicpu.op_reglist_ref(op: tasmop; _size : topsize; _op1: tregisterlist; _op2: preference);
- Begin
- Inherited Init;
- typ:=ait_instruction;
- _operator:=op;
- reglist:=_op1;
- op1t:=top_reglist;
- op3t:=top_none;
- size:=_size;
- if _op2^.isintvalue then
- begin
- op2t:=top_const;
- op2:=pointer(_op2^.offset);
- disposereference(_op2);
- end
- else
- begin
- op2t:=top_ref;
- op2:=pointer(_op2);
- end;
- op3:=nil;
- end;
- {****************************************************************************
- TAI_LABELED
- ****************************************************************************}
- constructor tai_labeled.init(op : tasmop; l : pasmlabel);
- begin
- inherited init;
- typ:=ait_labeled_instruction;
- _operator:=op;
- _op1:=R_NO;
- lab:=l;
- inc(lab^.refs);
- end;
- constructor tai_labeled.init_reg(op : tasmop; l : pasmlabel; reg: tregister);
- begin
- inherited init;
- typ:=ait_labeled_instruction;
- _op1:=reg;
- _operator:=op;
- lab:=l;
- inc(lab^.refs);
- end;
- destructor tai_labeled.done;
- begin
- dec(lab^.refs);
- inherited done;
- end;
- {*****************************************************************************
- Init/Done
- *****************************************************************************}
- procedure InitCpu;
- begin
- end;
-
- procedure DoneCpu;
- begin
- end;
-
- end.
- {
- $Log$
- Revision 1.1 1999-09-16 23:05:57 florian
- * m68k compiler is again compilable (only gas writer, no assembler reader)
- Revision 1.12 1999/08/19 13:02:08 pierre
- + label faillabel added for _FAIL support
- Revision 1.11 1999/06/22 16:24:42 pierre
- * local browser stuff corrected
- Revision 1.10 1998/10/29 11:35:45 florian
- * some dll support for win32
- * fixed assembler writing for PalmOS
- Revision 1.9 1998/10/14 08:47:18 pierre
- * bugs in secondfuncret for result in subprocedures removed
- Revision 1.8 1998/10/13 16:50:15 pierre
- * undid some changes of Peter that made the compiler wrong
- for m68k (I had to reinsert some ifdefs)
- * removed several memory leaks under m68k
- * removed the meory leaks for assembler readers
- * cross compiling shoud work again better
- ( crosscompiling sysamiga works
- but as68k still complain about some code !)
- Revision 1.7 1998/08/31 12:26:27 peter
- * m68k and palmos updates from surebugfixes
- Revision 1.6 1998/08/21 14:08:44 pierre
- + TEST_FUNCRET now default (old code removed)
- works also for m68k (at least compiles)
- Revision 1.5 1998/06/04 23:51:45 peter
- * m68k compiles
- + .def file creation moved to gendef.pas so it could also be used
- for win32
- Revision 1.4 1998/05/23 01:21:10 peter
- + aktasmmode, aktoptprocessor, aktoutputformat
- + smartlink per module $SMARTLINK-/+ (like MMX) and moved to aktswitches
- + $LIBNAME to set the library name where the unit will be put in
- * splitted cgi386 a bit (codeseg to large for bp7)
- * nasm, tasm works again. nasm moved to ag386nsm.pas
- Revision 1.3 1998/05/11 13:07:54 peter
- + $ifdef NEWPPU for the new ppuformat
- + $define GDB not longer required
- * removed all warnings and stripped some log comments
- * no findfirst/findnext anymore to remove smartlink *.o files
- Revision 1.2 1998/04/29 10:33:54 pierre
- + added some code for ansistring (not complete nor working yet)
- * corrected operator overloading
- * corrected nasm output
- + started inline procedures
- + added starstarn : use ** for exponentiation (^ gave problems)
- + started UseTokenInfo cond to get accurate positions
- }
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