Author: lattner
Date: Sat Jan 5 18:49:05 2008
New Revision: 45640
URL: http://llvm.org/viewvc/llvm-project?rev=45640&view=rev
Log:
split enum emission out from InstrInfoEmitter into it's own tblgen backend.
Added:
llvm/trunk/utils/TableGen/InstrEnumEmitter.cpp
llvm/trunk/utils/TableGen/InstrEnumEmitter.h
Modified:
llvm/trunk/utils/TableGen/InstrInfoEmitter.cpp
llvm/trunk/utils/TableGen/InstrInfoEmitter.h
llvm/trunk/utils/TableGen/TableGen.cpp
Added: llvm/trunk/utils/TableGen/InstrEnumEmitter.cpp
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/InstrEnumEmitter.cpp?rev=45640&view=auto
==============================================================================
--- llvm/trunk/utils/TableGen/InstrEnumEmitter.cpp (added)
+++ llvm/trunk/utils/TableGen/InstrEnumEmitter.cpp Sat Jan 5 18:49:05 2008
@@ -0,0 +1,54 @@
+//===- InstrEnumEmitter.cpp - Generate Instruction Set Enums
--------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This tablegen backend is responsible for emitting enums for each machine
+// instruction.
+//
+//===----------------------------------------------------------------------===//
+
+#include "InstrEnumEmitter.h"
+#include "CodeGenTarget.h"
+#include "Record.h"
+using namespace llvm;
+
+// runEnums - Print out enum values for all of the instructions.
+void InstrEnumEmitter::run(std::ostream &OS) {
+ EmitSourceFileHeader("Target Instruction Enum Values", OS);
+ OS << "namespace llvm {\n\n";
+
+ CodeGenTarget Target;
+
+ // We must emit the PHI opcode first...
+ std::string Namespace;
+ for (CodeGenTarget::inst_iterator II = Target.inst_begin(),
+ E = Target.inst_end(); II != E; ++II) {
+ if (II->second.Namespace != "TargetInstrInfo") {
+ Namespace = II->second.Namespace;
+ break;
+ }
+ }
+
+ if (Namespace.empty()) {
+ fprintf(stderr, "No instructions defined!\n");
+ exit(1);
+ }
+
+ std::vector<const CodeGenInstruction*> NumberedInstructions;
+ Target.getInstructionsByEnumValue(NumberedInstructions);
+
+ OS << "namespace " << Namespace << " {\n";
+ OS << " enum {\n";
+ for (unsigned i = 0, e = NumberedInstructions.size(); i != e; ++i) {
+ OS << " " << NumberedInstructions[i]->TheDef->getName()
+ << "\t= " << i << ",\n";
+ }
+ OS << " INSTRUCTION_LIST_END = " << NumberedInstructions.size() << "\n";
+ OS << " };\n}\n";
+ OS << "} // End llvm namespace \n";
+}
Added: llvm/trunk/utils/TableGen/InstrEnumEmitter.h
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/InstrEnumEmitter.h?rev=45640&view=auto
==============================================================================
--- llvm/trunk/utils/TableGen/InstrEnumEmitter.h (added)
+++ llvm/trunk/utils/TableGen/InstrEnumEmitter.h Sat Jan 5 18:49:05 2008
@@ -0,0 +1,33 @@
+//===- InstrEnumEmitter.h - Generate Instruction Set Enums ------*- C++
-*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This tablegen backend is responsible for emitting enums for each machine
+// instruction.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef INSTRENUM_EMITTER_H
+#define INSTRENUM_EMITTER_H
+
+#include "TableGenBackend.h"
+
+namespace llvm {
+
+class InstrEnumEmitter : public TableGenBackend {
+ RecordKeeper &Records;
+public:
+ InstrEnumEmitter(RecordKeeper &R) : Records(R) {}
+
+ // run - Output the instruction set description, returning true on failure.
+ void run(std::ostream &OS);
+};
+
+} // End llvm namespace
+
+#endif
Modified: llvm/trunk/utils/TableGen/InstrInfoEmitter.cpp
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/InstrInfoEmitter.cpp?rev=45640&r1=45639&r2=45640&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/InstrInfoEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/InstrInfoEmitter.cpp Sat Jan 5 18:49:05 2008
@@ -19,42 +19,6 @@
#include <iostream>
using namespace llvm;
-// runEnums - Print out enum values for all of the instructions.
-void InstrInfoEmitter::runEnums(std::ostream &OS) {
- EmitSourceFileHeader("Target Instruction Enum Values", OS);
- OS << "namespace llvm {\n\n";
-
- CodeGenTarget Target;
-
- // We must emit the PHI opcode first...
- std::string Namespace;
- for (CodeGenTarget::inst_iterator II = Target.inst_begin(),
- E = Target.inst_end(); II != E; ++II) {
- if (II->second.Namespace != "TargetInstrInfo") {
- Namespace = II->second.Namespace;
- break;
- }
- }
-
- if (Namespace.empty()) {
- std::cerr << "No instructions defined!\n";
- exit(1);
- }
-
- std::vector<const CodeGenInstruction*> NumberedInstructions;
- Target.getInstructionsByEnumValue(NumberedInstructions);
-
- OS << "namespace " << Namespace << " {\n";
- OS << " enum {\n";
- for (unsigned i = 0, e = NumberedInstructions.size(); i != e; ++i) {
- OS << " " << NumberedInstructions[i]->TheDef->getName()
- << "\t= " << i << ",\n";
- }
- OS << " INSTRUCTION_LIST_END = " << NumberedInstructions.size() << "\n";
- OS << " };\n}\n";
- OS << "} // End llvm namespace \n";
-}
-
void InstrInfoEmitter::printDefList(const std::vector<Record*> &Uses,
unsigned Num, std::ostream &OS) const {
OS << "static const unsigned ImplicitList" << Num << "[] = { ";
Modified: llvm/trunk/utils/TableGen/InstrInfoEmitter.h
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/InstrInfoEmitter.h?rev=45640&r1=45639&r2=45640&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/InstrInfoEmitter.h (original)
+++ llvm/trunk/utils/TableGen/InstrInfoEmitter.h Sat Jan 5 18:49:05 2008
@@ -37,8 +37,6 @@
// run - Output the instruction set description, returning true on failure.
void run(std::ostream &OS);
- // runEnums - Print out enum values for all of the instructions.
- void runEnums(std::ostream &OS);
private:
void printDefList(const std::vector<Record*> &Uses, unsigned Num,
std::ostream &OS) const;
Modified: llvm/trunk/utils/TableGen/TableGen.cpp
URL:
http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/TableGen.cpp?rev=45640&r1=45639&r2=45640&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/TableGen.cpp (original)
+++ llvm/trunk/utils/TableGen/TableGen.cpp Sat Jan 5 18:49:05 2008
@@ -26,6 +26,7 @@
#include "CodeEmitterGen.h"
#include "RegisterInfoEmitter.h"
#include "InstrInfoEmitter.h"
+#include "InstrEnumEmitter.h"
#include "AsmWriterEmitter.h"
#include "DAGISelEmitter.h"
#include "SubtargetEmitter.h"
@@ -158,7 +159,7 @@
break;
case GenInstrEnums:
- InstrInfoEmitter(Records).runEnums(*Out);
+ InstrEnumEmitter(Records).run(*Out);
break;
case GenInstrs:
InstrInfoEmitter(Records).run(*Out);
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