DIRECTORY BasicTime, CacheModels, IO, PrincOps; DragomanPrivate: CEDAR DEFINITIONS = { OPEN PrincOps; Value: TYPE = RECORD [w: WORD]; -- to make a unique type DValue: TYPE = RECORD [lo, hi: WORD]; -- to make a unique type Ptr1: TYPE = POINTER TO Value; Ptr2: TYPE = POINTER TO DValue; LPtr1: TYPE = LONG POINTER TO Value; LPtr2: TYPE = LONG POINTER TO DValue; OpHistorySize: CARDINAL = 64; OpHistoryItem: TYPE = RECORD [ gf: POINTER, pc: CARDINAL, stkDepth: [0..16], stk: ARRAY [0..14) OF UNSPECIFIED, op: ARRAY [0..3) OF Byte]; OpHistoryRec: TYPE = RECORD [ head, tail: CARDINAL _ 0, data: ARRAY [0..OpHistorySize) OF OpHistoryItem]; OpHistory: TYPE = REF OpHistoryRec; BitVector: TYPE = PACKED ARRAY PrincOps.GFTIndex OF BOOLEAN; MachineStateRec: TYPE = RECORD [ cacheData: REF ANY _ NIL, sd: CARDINAL _ 0, stack: ARRAY [0..14) OF Value _ ALL[[0]], l, g: POINTER TO Value _ NIL, cb: LONG POINTER _ NIL, pc: CARDINAL _ 0, iCount, outCalls: INT _ 0, interestingGfi: REF BitVector _ NIL, singleStep: BOOL _ FALSE, breakGF: POINTER _ NIL, breakPC: CARDINAL _ 0, traceOps: BOOL _ FALSE, history: OpHistory _ NIL, recordXferOut: BOOL _ FALSE, xferData: REF ANY _ NIL, countOps, flushOnCall: BOOL _ FALSE, opCount: REF ARRAY Byte OF INT _ NIL, startPulses: BasicTime.Pulses _ 0, startOps: LONG CARDINAL _ 0]; Machine: TYPE = REF MachineStateRec; Byte: TYPE = [0..256); Bytes: TYPE = RECORD [b1, b2: Byte]; Pair: TYPE = RECORD [filler: Byte, p1, p2: [0..16)]; FieldDescriptor: TYPE = PrincOps.FieldDescriptor; LCB: TYPE = LONG BASE POINTER TO CSegPrefix; MagicReturn: PrincOps.ControlLink = LOOPHOLE[0]; RestartInterpreter: SIGNAL [iFrame: PrincOps.FrameHandle] RETURNS [uFrame: PrincOps.FrameHandle]; FH: PROC [p: Ptr1] RETURNS [FrameHandle] = TRUSTED INLINE { RETURN[LOOPHOLE[p, FrameHandle]]}; CardV: PROC [v: Value] RETURNS [CARDINAL] = TRUSTED INLINE { RETURN[LOOPHOLE[v, CARDINAL]]}; IntV: PROC [v: Value] RETURNS [INTEGER] = TRUSTED INLINE { RETURN[LOOPHOLE[v, INTEGER]]}; Ptr1V: PROC [v: Value] RETURNS [Ptr1] = TRUSTED INLINE { RETURN[LOOPHOLE[v, Ptr1]]}; Ptr2V: PROC [v: Value] RETURNS [Ptr2] = TRUSTED INLINE { RETURN[LOOPHOLE[v, Ptr2]]}; LCardV: PROC [v: DValue] RETURNS [LONG CARDINAL] = TRUSTED INLINE { RETURN[LOOPHOLE[v, LONG CARDINAL]]}; LIntV: PROC [v: DValue] RETURNS [LONG INTEGER] = TRUSTED INLINE { RETURN[LOOPHOLE[v, LONG INTEGER]]}; LPtr1V: PROC [v: DValue] RETURNS [LPtr1] = TRUSTED INLINE { RETURN[LOOPHOLE[v, LPtr1]]}; LPtr2V: PROC [v: DValue] RETURNS [LPtr2] = TRUSTED INLINE { RETURN[LOOPHOLE[v, LPtr2]]}; VCard: PROC [v: CARDINAL] RETURNS [Value] = TRUSTED INLINE { RETURN[LOOPHOLE[v, Value]]}; VInt: PROC [v: INTEGER] RETURNS [Value] = TRUSTED INLINE { RETURN[LOOPHOLE[v, Value]]}; VPtr1: PROC [v: Ptr1] RETURNS [Value] = TRUSTED INLINE { RETURN[LOOPHOLE[v, Value]]}; VPtr2: PROC [v: Ptr2] RETURNS [Value] = TRUSTED INLINE { RETURN[LOOPHOLE[v, Value]]}; VLCard: PROC [v: LONG CARDINAL] RETURNS [DValue] = TRUSTED INLINE { RETURN[LOOPHOLE[v, DValue]]}; VLInt: PROC [v: LONG INTEGER] RETURNS [DValue] = TRUSTED INLINE { RETURN[LOOPHOLE[v, DValue]]}; VLPtr1: PROC [v: LPtr1] RETURNS [DValue] = TRUSTED INLINE { RETURN[LOOPHOLE[v, DValue]]}; VLPtr2: PROC [v: LPtr2] RETURNS [DValue] = TRUSTED INLINE { RETURN[LOOPHOLE[v, DValue]]}; ReadAtAddress: PROC [m: Machine, addr: LONG POINTER]; DoubleReadAtAddress: PROC [m: Machine, addr: LONG POINTER]; ReadLocal: PROC [m: Machine, offset: CARDINAL]; DoubleReadLocal: PROC [m: Machine, offset: CARDINAL]; WriteAtAddress: PROC [m: Machine, addr: LONG POINTER]; DoubleWriteAtAddress: PROC [m: Machine, addr: LONG POINTER]; StoreLocal: PROC [m: Machine, offset: CARDINAL]; DoubleStoreLocal: PROC [m: Machine, offset: CARDINAL]; FinishedExecution: SIGNAL; NextOpByte: PUBLIC PROC [m: Machine, opcode: BOOL _ FALSE] RETURNS [Byte]; SetPc: PUBLIC PROC [m: Machine, pc: CARDINAL]; UnboundProcTrap: PROC [m: Machine, link: ControlLink]; ControlTrap: PROC [m: Machine, link: ControlLink]; InterpreterProblem: TYPE = {confused, boundscheck, nilcheck, unboundProc, controlFault}; Problem: ERROR [m: Machine, reason: InterpreterProblem]; Confusion: PROC [m: Machine]; NilFault: PROC [m: Machine]; BoundsFault: PROC [m: Machine]; Push: PUBLIC PROC [m: Machine, v: Value]; Pop: PUBLIC PROC [m: Machine] RETURNS [v: Value]; Top: PROC [m: Machine] RETURNS [v: Value]; Push2: PROC [m: Machine, v: DValue]; Pop2: PROC [m: Machine] RETURNS [v: DValue]; Read: PROC [m: Machine, p: LPtr1] RETURNS [Value]; ReadDouble: PROC [m: Machine, p: LPtr2] RETURNS [DValue]; ReadField: PROC [m: Machine, p: LPtr1, fd: FieldDescriptor] RETURNS [Value]; Write: PROC [m: Machine, p: LPtr1, v: Value]; WriteDouble: PROC [m: Machine, p: LPtr2, v: DValue]; WriteField: PROC [m: Machine, p: LPtr1, fd: FieldDescriptor, v: Value]; RFSOp: PROC [p: Ptr1, fd: FieldDescriptor] RETURNS [Value] = TRUSTED MACHINE CODE { PrincOps.zRFS}; RFSLOp: PROC [p: LPtr1, fd: FieldDescriptor] RETURNS [Value] = TRUSTED MACHINE CODE { PrincOps.zRFSL}; WFSOp: PROC [v: Value, p: Ptr1, fd: FieldDescriptor] = TRUSTED MACHINE CODE { PrincOps.zWFS}; WFSLOp: PROC [v: Value, p: LPtr1, fd: FieldDescriptor] = TRUSTED MACHINE CODE { PrincOps.zWFSL}; CacheIndex: PUBLIC TYPE = [0..8); CacheInfo: PUBLIC TYPE = REF CacheInfoRec; CacheInfoRec: PUBLIC TYPE = RECORD [ active: BOOL _ TRUE, iCaches, dCaches: NAT _ 0, iCache: ARRAY CacheIndex OF CacheModels.Cache _ ALL[NIL], dCache: ARRAY CacheIndex OF CacheModels.Cache _ ALL[NIL], iBufferSize: NAT _ 16, iBufferBytes: NAT _ 0, afterJump: BOOL _ FALSE]; EnableCaches: PUBLIC PROC [m: Machine, state: BOOL]; PrintCacheStats: PROC [os: IO.STREAM, m: Machine]; FlushAllCaches: PROC [m: Machine]; ResetCacheModel: PROC [m: Machine, instr, data, lines, quads: NAT, lru: BOOL]; EnableCacheModel: PROC [m: Machine, state: BOOL, instr, data, lines, quads: NAT, lru: BOOL]; Initialize: PROC [handle: REF ANY, topProc: PROC]; Execute: PROC [m: Machine]; SignedOpByte: PROC [m: Machine] RETURNS [INTEGER]; DoSignedJump: PROC [m: Machine, savedPc: CARDINAL, op: Byte]; DoUnsignedJump: PROC [m: Machine, savedPc: CARDINAL, op: Byte]; DoMonitorOps: PROC [m: Machine, op: Byte]; DoLocalOps: PROC [m: Machine, op: Byte]; DoGlobalOps: PROC [m: Machine, op: Byte]; DoLiteralOps: PROC [m: Machine, op: Byte]; DoReadOps: PROC [m: Machine, op: Byte]; DoWriteOps: PROC [m: Machine, op: Byte]; DoReadIndirectOps: PROC [m: Machine, op: Byte]; DoWriteIndirectOps: PROC [m: Machine, op: Byte]; DoWriteSwappedOps: PROC [m: Machine, op: Byte]; DoShortArithmetic: PROC [m: Machine, op: Byte]; AllocFrame: PROC [FrameSizeIndex] RETURNS [FrameHandle] = TRUSTED MACHINE CODE {PrincOps.zALLOC}; FreeFrame: PROC [FrameHandle] = TRUSTED MACHINE CODE {PrincOps.zFREE}; FetchLink: PROC [m: Machine, lki: CARDINAL] RETURNS [ControlLink]; MakeProcDesc: PROC [m: Machine, gf: GlobalFrameHandle, entry: CARDINAL] RETURNS [ControlLink]; Xfer: PROC [m: Machine, dst, src: ControlLink, push: BOOL _ TRUE, free: BOOL _ FALSE]; LoadState: PROC [m: Machine, free: BOOL]; PrintOpCounts: PROC [os: IO.STREAM, m: Machine]; PrintProcCounts: PROC [os: IO.STREAM, m: Machine]; }. 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