[PATCH] Add helper functions in Statepoint.h to handle invoke statepoints.

[Igor Laevsky]

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  rL LLVM

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Comment at: include/llvm/IR/Statepoint.h:32
@@ -28,2 +31,3 @@
 bool isStatepoint(const Instruction *inst);
 bool isStatepoint(const Instruction &inst);
+bool isStatepoint(const Value *inst);
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reames wrote:
> If we have the versions that take Value's, why do we need versions which take Instructions?  Shouldn't the later match the former?  
Because in case if we will pass Instruction* it will be converted into ImmutableCallSite instead of the Value*. Anyway on a second thought I figured out nicer way to express this in the code - check updated diff.

http://reviews.llvm.org/D7364

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