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Emit a more sensible error message if no subclasses of Target are defined.

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Patch contributed by Vladimir Prus.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14010 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Misha Brukman 2004-06-04 14:59:42 +00:00
parent a7afa37f3c
commit bebdb204d2
2 changed files with 4 additions and 0 deletions

2
utils/TableGen/CodeGenTarget.cpp

@ -72,6 +72,8 @@ std::ostream &operator<<(std::ostream &OS, MVT::ValueType T) {
///
CodeGenTarget::CodeGenTarget() : PointerType(MVT::Other) {
std::vector<Record*> Targets = Records.getAllDerivedDefinitions("Target");
if (Targets.size() == 0)
throw std::string("ERROR: No 'Target' subclasses defined!");
if (Targets.size() != 1)
throw std::string("ERROR: Multiple subclasses of Target defined!");
TargetRec = Targets[0];

2
utils/TableGen/CodeGenWrappers.cpp

@ -72,6 +72,8 @@ std::ostream &operator<<(std::ostream &OS, MVT::ValueType T) {
///
CodeGenTarget::CodeGenTarget() : PointerType(MVT::Other) {
std::vector<Record*> Targets = Records.getAllDerivedDefinitions("Target");
if (Targets.size() == 0)
throw std::string("ERROR: No 'Target' subclasses defined!");
if (Targets.size() != 1)
throw std::string("ERROR: Multiple subclasses of Target defined!");
TargetRec = Targets[0];