Add support for a simple constantexpr: cast of one ptr type to another
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5829 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/InstSelectSimple.cpp b/lib/Target/X86/InstSelectSimple.cpp
index 91d3013..6adccb1 100644
--- a/lib/Target/X86/InstSelectSimple.cpp
+++ b/lib/Target/X86/InstSelectSimple.cpp
@@ -307,6 +307,11 @@
emitGEPOperation(MBB, IP, CE->getOperand(0),
CE->op_begin()+1, CE->op_end(), R);
return;
+ } else if (CE->getOpcode() == Instruction::Cast &&
+ isa<PointerType>(CE->getType()) &&
+ isa<PointerType>(CE->getOperand(0)->getType())) {
+ copyConstantToRegister(MBB, IP, cast<Constant>(CE->getOperand(0)), R);
+ return;
}
std::cerr << "Offending expr: " << C << "\n";