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Refactored to make room for more stuff (scheduling info.) 

llvm-svn: 23975
This commit is contained in:
Jim Laskey 2005-10-25 15:16:36 +00:00
parent db4621a5f5
commit 1b7369b1ae
2 changed files with 108 additions and 83 deletions
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54
llvm/utils/TableGen/SubtargetEmitter.cpp
View File

@ -44,22 +44,13 @@ struct LessRecordFieldName {
}
};
//
// SubtargetEmitter::run - Main subtarget enumeration emitter.
// FeatureEnumeration - Emit an enumeration of all the subtarget features.
//
void SubtargetEmitter::run(std::ostream &OS) {
EmitSourceFileHeader("Subtarget Enumeration Source Fragment", OS);
void SubtargetEmitter::FeatureEnumeration(std::ostream &OS) {
RecordList Features = Records.getAllDerivedDefinitions("SubtargetFeature");
sort(Features.begin(), Features.end(), LessRecord());
RecordList Processors = Records.getAllDerivedDefinitions("Processor");
sort(Processors.begin(), Processors.end(), LessRecordFieldName());
OS << "#include \"llvm/Target/SubtargetFeature.h\"\n\n";
{ // Feature enumeration
int i = 0;
OS << "enum {\n";
@ -75,9 +66,16 @@ void SubtargetEmitter::run(std::ostream &OS) {
}
OS << "};\n";
}
}
//
// FeatureKeyValues - Emit data of all the subtarget features. Used by command
// line.
//
void SubtargetEmitter::FeatureKeyValues(std::ostream &OS) {
RecordList Features = Records.getAllDerivedDefinitions("SubtargetFeature");
sort(Features.begin(), Features.end(), LessRecord());
{ // Feature key values
OS << "\n"
<< "// Sorted (by key) array of values for CPU features.\n"
<< "static llvm::SubtargetFeatureKV FeatureKV[] = {\n";
@ -93,9 +91,20 @@ void SubtargetEmitter::run(std::ostream &OS) {
<< ((RI != E) ? " },\n" : " }\n");
}
OS << "};\n";
}
{ // CPU key values
OS<<"\nenum {\n";
OS<<" FeatureKVSize = sizeof(FeatureKV)/sizeof(llvm::SubtargetFeatureKV)\n";
OS<<"};\n";
}
//
// CPUKeyValues - Emit data of all the subtarget processors. Used by command
// line.
//
void SubtargetEmitter::CPUKeyValues(std::ostream &OS) {
RecordList Processors = Records.getAllDerivedDefinitions("Processor");
sort(Processors.begin(), Processors.end(), LessRecordFieldName());
OS << "\n"
<< "// Sorted (by key) array of values for CPU subtype.\n"
<< "static const llvm::SubtargetFeatureKV SubTypeKV[] = {\n";
@ -130,10 +139,21 @@ void SubtargetEmitter::run(std::ostream &OS) {
OS << ((RI != E) ? " },\n" : " }\n");
}
OS << "};\n";
}
OS<<"\nenum {\n";
OS<<" FeatureKVSize = sizeof(FeatureKV)/sizeof(llvm::SubtargetFeatureKV),\n";
OS<<" SubTypeKVSize = sizeof(SubTypeKV)/sizeof(llvm::SubtargetFeatureKV)\n";
OS<<"};\n";
}
//
// SubtargetEmitter::run - Main subtarget enumeration emitter.
//
void SubtargetEmitter::run(std::ostream &OS) {
EmitSourceFileHeader("Subtarget Enumeration Source Fragment", OS);
OS << "#include \"llvm/Target/SubtargetFeature.h\"\n\n";
FeatureEnumeration(OS);
FeatureKeyValues(OS);
CPUKeyValues(OS);
}

5
llvm/utils/TableGen/SubtargetEmitter.h
View File

@ -20,6 +20,11 @@ namespace llvm {
class SubtargetEmitter : public TableGenBackend {
RecordKeeper &Records;
void FeatureEnumeration(std::ostream &OS);
void FeatureKeyValues(std::ostream &OS);
void CPUKeyValues(std::ostream &OS);
public:
SubtargetEmitter(RecordKeeper &R) : Records(R) {}