Change how tblgen generates attributes for intrinsics to use a single
switch. With this newfound organization, teach tblgen how not to give
all intrinsics the 'nounwind' attribute. Introduce a new intrinsic,
llvm.eh.resume, which does not have this attribute. Documentation and uses
to follow.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132252 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp
index 0328c9a..b1c5944 100644
--- a/utils/TableGen/CodeGenTarget.cpp
+++ b/utils/TableGen/CodeGenTarget.cpp
@@ -460,6 +460,7 @@
ModRef = ReadWriteMem;
isOverloaded = false;
isCommutative = false;
+ canThrow = false;
if (DefName.size() <= 4 ||
std::string(DefName.begin(), DefName.begin() + 4) != "int_")
@@ -582,10 +583,15 @@
ModRef = ReadWriteArgMem;
else if (Property->getName() == "Commutative")
isCommutative = true;
+ else if (Property->getName() == "Throws")
+ canThrow = true;
else if (Property->isSubClassOf("NoCapture")) {
unsigned ArgNo = Property->getValueAsInt("ArgNo");
ArgumentAttributes.push_back(std::make_pair(ArgNo, NoCapture));
} else
assert(0 && "Unknown property!");
}
+
+ // Sort the argument attributes for later benefit.
+ std::sort(ArgumentAttributes.begin(), ArgumentAttributes.end());
}