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Error check and eliminate unnecessary value. 

llvm-svn: 33966
This commit is contained in:
Jim Laskey 2007-02-06 18:30:58 +00:00
parent 207230b984
commit 132fb185ee
1 changed files with 15 additions and 8 deletions
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23
llvm/utils/TableGen/IntrinsicEmitter.cpp
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@ -108,11 +108,8 @@ EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
OS << "#endif\n\n";
}
static void EmitTypeVerify(std::ostream &OS, Record *ArgType) {
if (ArgType->getValueAsString("TypeVal") == "...") {
OS << "-2, ";
return;
}
static bool EmitTypeVerify(std::ostream &OS, Record *ArgType) {
if (ArgType->getValueAsString("TypeVal") == "...") return true;
OS << "(int)" << ArgType->getValueAsString("TypeVal") << ", ";
// If this is an integer type, check the width is correct.
@ -124,6 +121,8 @@ static void EmitTypeVerify(std::ostream &OS, Record *ArgType) {
EmitTypeVerify(OS, ArgType->getValueAsDef("ElTy"));
OS << ArgType->getValueAsInt("NumElts") << ", ";
}
return false;
}
/// RecordListComparator - Provide a determinstic comparator for lists of
@ -172,9 +171,17 @@ void IntrinsicEmitter::EmitVerifier(const std::vector<CodeGenIntrinsic> &Ints,
const std::vector<Record*> &ArgTypes = I->first;
OS << " VerifyIntrinsicPrototype(IF, ";
for (unsigned j = 0; j != ArgTypes.size(); ++j)
EmitTypeVerify(OS, ArgTypes[j]);
OS << "-1);\n";
bool VarArg = false;
for (unsigned j = 0; j != ArgTypes.size(); ++j) {
VarArg = EmitTypeVerify(OS, ArgTypes[j]);
if (VarArg) {
if ((j+1) != ArgTypes.size())
throw "Var arg type not last argument";
break;
}
}
OS << (VarArg ? "-2);\n" : "-1);\n");
OS << " break;\n";
}
OS << " }\n";