1 //===- RegisterInfoEmitter.h - Generate a Register File Desc. ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This tablegen backend is responsible for emitting a description of a target
11 // register file for a code generator. It uses instances of the Register,
12 // RegisterAliases, and RegisterClass classes to gather this information.
14 //===----------------------------------------------------------------------===//
16 #ifndef REGISTER_INFO_EMITTER_H
17 #define REGISTER_INFO_EMITTER_H
19 #include "TableGenBackend.h"
26 class RegisterInfoEmitter : public TableGenBackend {
27 RecordKeeper &Records;
29 RegisterInfoEmitter(RecordKeeper &R) : Records(R) {}
31 // runEnums - Print out enum values for all of the registers.
32 void runEnums(raw_ostream &o, CodeGenTarget &Target, CodeGenRegBank &Bank);
34 // runHeader - Emit a header fragment for the register info emitter.
35 void runHeader(raw_ostream &o, CodeGenTarget &Target);
37 // runMCDesc - Print out MC register descriptions.
38 void runMCDesc(raw_ostream &o, CodeGenTarget &Target, CodeGenRegBank &Bank);
40 // runTargetDesc - Output the target register and register file descriptions.
41 void runTargetDesc(raw_ostream &o, CodeGenTarget &Target, CodeGenRegBank &Bank);
43 // run - Output the register file description.
44 void run(raw_ostream &o);
47 } // End llvm namespace