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Match X86 register names to number.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@77404 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Dunbar
2009-07-29 00:02:19 +00:00
parent 55e459aa75
commit 0e2771f4c4
6 changed files with 72 additions and 12 deletions
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utils/TableGen/AsmMatcherEmitter.cpp
+4 -8
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@@ -20,17 +20,17 @@ using namespace llvm;
void AsmMatcherEmitter::run(raw_ostream &OS) {
CodeGenTarget Target;
const std::vector<CodeGenRegister> &Registers = Target.getRegisters();
Record *AsmParser = Target.getAsmParser();
std::string ClassName = AsmParser->getValueAsString("AsmParserClassName");
std::string Namespace = Registers[0].TheDef->getValueAsString("Namespace");
EmitSourceFileHeader("Assembly Matcher Source Fragment", OS);
OS << "namespace llvm {\n\n";
// Emit the function to match a register name to number.
if (!Namespace.empty())
OS << "namespace " << Namespace << " {\n";
OS << "bool MatchRegisterName(const std::string &Name, unsigned &RegNo) {\n";
OS << "bool " << Target.getName() << ClassName
<< "::MatchRegisterName(const StringRef &Name, unsigned &RegNo) {\n";
// FIXME: TableGen should have a fast string matcher generator.
for (unsigned i = 0, e = Registers.size(); i != e; ++i) {
@@ -44,8 +44,4 @@ void AsmMatcherEmitter::run(raw_ostream &OS) {
}
OS << " return true;\n";
OS << "}\n";
if (!Namespace.empty())
OS << "}\n";
OS << "} // End llvm namespace \n";
}