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split enum emission out from InstrInfoEmitter into it's own tblgen backend.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@45640 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2008-01-06 00:49:05 +00:00
parent 93c7e41825
commit 7b11712ef2
5 changed files with 89 additions and 39 deletions
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utils/TableGen/InstrInfoEmitter.cpp
-36
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@@ -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 << "[] = { ";