Final bugfix for PR724. GCC won't inline varargs functions, so use one to

validate the prototype of intrinsic functions.  This prevents GCC from going
crazy and inlining too much stuff, eventually running out of memory.

llvm-svn: 27283
This commit is contained in:
Chris Lattner 2006-03-31 04:48:26 +00:00
parent 17549e4da1
commit f9e5ac8c9a

View File

@ -108,22 +108,14 @@ EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
OS << "#endif\n\n";
}
static void EmitTypeVerify(std::ostream &OS, const std::string &Val,
Record *ArgType) {
OS << " Assert1(" << Val << "->getTypeID() == "
<< ArgType->getValueAsString("TypeVal") << ",\n"
<< " \"Illegal intrinsic type!\", IF);\n";
static void EmitTypeVerify(std::ostream &OS, Record *ArgType) {
OS << "(int)" << ArgType->getValueAsString("TypeVal") << ", ";
// If this is a packed type, check that the subtype and size are correct.
if (ArgType->isSubClassOf("LLVMPackedType")) {
Record *SubType = ArgType->getValueAsDef("ElTy");
OS << " Assert1(cast<PackedType>(" << Val
<< ")->getElementType()->getTypeID() == "
<< SubType->getValueAsString("TypeVal") << ",\n"
<< " \"Illegal intrinsic type!\", IF);\n";
OS << " Assert1(cast<PackedType>(" << Val << ")->getNumElements() == "
<< ArgType->getValueAsInt("NumElts") << ",\n"
<< " \"Illegal intrinsic type!\", IF);\n";
OS << "(int)" << SubType->getValueAsString("TypeVal") << ", "
<< ArgType->getValueAsInt("NumElts") << ", ";
}
}
@ -170,12 +162,12 @@ void IntrinsicEmitter::EmitVerifier(const std::vector<CodeGenIntrinsic> &Ints,
OS << " case Intrinsic::" << Ints[I->second[i]].EnumName << ":\t\t// "
<< Ints[I->second[i]].Name << "\n";
}
const std::vector<Record*> &ArgTypes = I->first;
OS << " Assert1(FTy->getNumParams() == " << ArgTypes.size()-1 << ",\n"
<< " \"Illegal # arguments for intrinsic function!\", IF);\n";
EmitTypeVerify(OS, "FTy->getReturnType()", ArgTypes[0]);
for (unsigned j = 1; j != ArgTypes.size(); ++j)
EmitTypeVerify(OS, "FTy->getParamType(" + utostr(j-1) + ")", ArgTypes[j]);
OS << " VerifyIntrinsicPrototype(IF, ";
for (unsigned j = 0; j != ArgTypes.size(); ++j)
EmitTypeVerify(OS, ArgTypes[j]);
OS << "-1);\n";
OS << " break;\n";
}
OS << " }\n";