#ifndef _rename_types_fs #define _rename_types_fs /****************************************************************************** ** FILE: rename_types.fs ** Facile types used to implement register renaming. */ // // SrcRef: represent instruction source data. type SrcRef = struct { rtype : uchar, // kind of register (0 => literal) regnum : uchar, // register number, if src already committed bypass : uchar, // identify bypass instruction, if not committed outnum : uchar, // identifies output from bypass instruction literal : ulong // literal source argument }; // // DestRef: identifies instruction destination register. type DestRef = struct { rtype : uchar, // kind of register regnum : uchar // register index }; // // DestBuf: contains computed register values before // they are commited to the register file. type DestBuf = unsigned[64] array[3]; #endif