Add CCAssignToStackABISizeAlign for convenience in
dealing with types whose size & alignment are
different on different subtargets. Use it for x86 f80.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43988 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CallingConvEmitter.cpp b/utils/TableGen/CallingConvEmitter.cpp
index 5c88b5f..79e3a9c 100644
--- a/utils/TableGen/CallingConvEmitter.cpp
+++ b/utils/TableGen/CallingConvEmitter.cpp
@@ -120,6 +120,15 @@
O << IndentStr << "State.addLoc(CCValAssign::getMem(ValNo, ValVT, Offset"
<< Counter << ", LocVT, LocInfo));\n";
O << IndentStr << "return false;\n";
+ } else if (Action->isSubClassOf("CCAssignToStackABISizeAlign")) {
+ O << IndentStr << "unsigned Offset" << ++Counter
+ << " = State.AllocateStack(State.getTarget().getTargetData()"
+ "->getABITypeSize(MVT::getTypeForValueType(LocVT)),\n";
+ O << IndentStr << " State.getTarget().getTargetData()"
+ "->getABITypeAlignment(MVT::getTypeForValueType(LocVT)));\n";
+ O << IndentStr << "State.addLoc(CCValAssign::getMem(ValNo, ValVT, Offset"
+ << Counter << ", LocVT, LocInfo));\n";
+ O << IndentStr << "return false;\n";
} else if (Action->isSubClassOf("CCPromoteToType")) {
Record *DestTy = Action->getValueAsDef("DestTy");
O << IndentStr << "LocVT = " << getEnumName(getValueType(DestTy)) <<";\n";