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Modula Definition | 1985-12-03 | 1.3 KB | 38 lines |
- DEFINITION MODULE CodeGenerator;
- (* Uses information supplied by Parser, OperationCodes, *)
- (* and SyntaxAnalyzer to produce the object code. *)
-
- FROM Parser IMPORT
- TOKEN, OPERAND;
-
- FROM LongNumbers IMPORT
- LONG;
-
-
- EXPORT QUALIFIED
- LZero, AddrCnt, Pass2, BuildSymTable, AdvAddrCnt, GetObjectCode;
-
-
- VAR
- LZero, AddrCnt : LONG;
- Pass2 : BOOLEAN;
-
-
- PROCEDURE BuildSymTable (VAR AddrCnt : LONG;
- Label, OpCode : TOKEN; SrcOp, DestOp : OPERAND);
- (* Builds symbol table from symbolic information of Source File *)
-
-
- PROCEDURE AdvAddrCnt (VAR AddrCnt : LONG);
- (* Advances the address counter based on the length of the instruction *)
-
-
- PROCEDURE GetObjectCode (Label, OpCode : TOKEN;
- SrcOp, DestOp : OPERAND;
- VAR AddrCnt, ObjOp, ObjSrc, ObjDest : LONG;
- VAR nA, nO, nS, nD : CARDINAL);
- (* Determines the object code for the operation as well as the operands *)
- (* Returns each (up to 3 fields), along with their length *)
-
- END CodeGenerator.