Make FixedStackPseudoSourceValue a first-class PseudoSourceValue by
making it visible to clients and adding LLVM-style cast capability.
This will be used by AsmPrinter to determine when to emit spill comments
for an instruction.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@87019 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/PseudoSourceValue.cpp b/lib/CodeGen/PseudoSourceValue.cpp
index 5507646..e95f017 100644
--- a/lib/CodeGen/PseudoSourceValue.cpp
+++ b/lib/CodeGen/PseudoSourceValue.cpp
@@ -43,35 +43,14 @@
// Eventually these should be uniqued on LLVMContext rather than in a managed
// static. For now, we can safely use the global context for the time being to
// squeak by.
-PseudoSourceValue::PseudoSourceValue() :
+PseudoSourceValue::PseudoSourceValue(enum ValueTy Subclass) :
Value(Type::getInt8PtrTy(getGlobalContext()),
- PseudoSourceValueVal) {}
+ Subclass) {}
void PseudoSourceValue::printCustom(raw_ostream &O) const {
O << PSVNames[this - *PSVs];
}
-namespace {
- /// FixedStackPseudoSourceValue - A specialized PseudoSourceValue
- /// for holding FixedStack values, which must include a frame
- /// index.
- class FixedStackPseudoSourceValue : public PseudoSourceValue {
- const int FI;
- public:
- explicit FixedStackPseudoSourceValue(int fi) : FI(fi) {}
-
- virtual bool isConstant(const MachineFrameInfo *MFI) const;
-
- virtual bool isAliased(const MachineFrameInfo *MFI) const;
-
- virtual bool mayAlias(const MachineFrameInfo *) const;
-
- virtual void printCustom(raw_ostream &OS) const {
- OS << "FixedStack" << FI;
- }
- };
-}
-
static ManagedStatic<std::map<int, const PseudoSourceValue *> > FSValues;
const PseudoSourceValue *PseudoSourceValue::getFixedStack(int FI) {