Add code for saving formal argument information to MipsFunctionInfo. This
information will be used by IsEligibleForTailCallOptimization to determine
whether a call can be tail-call optimized.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167043 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsMachineFunction.h b/lib/Target/Mips/MipsMachineFunction.h
index f9efe07..663aaec 100644
--- a/lib/Target/Mips/MipsMachineFunction.h
+++ b/lib/Target/Mips/MipsMachineFunction.h
@@ -47,6 +47,10 @@
/// VarArgsFrameIndex - FrameIndex for start of varargs area.
int VarArgsFrameIndex;
+ // Formal argument information obtained during call to LowerFormalArguments.
+ unsigned NextStackOffset;
+ bool HasByvalArg;
+
bool EmitNOAT;
public:
@@ -67,6 +71,13 @@
int getVarArgsFrameIndex() const { return VarArgsFrameIndex; }
void setVarArgsFrameIndex(int Index) { VarArgsFrameIndex = Index; }
+ unsigned nextStackOffset() const { return NextStackOffset; }
+ bool hasByvalArg() const { return HasByvalArg; }
+ void setFormalArgInfo(unsigned Offset, bool HasByval) {
+ NextStackOffset = Offset;
+ HasByvalArg = HasByval;
+ }
+
bool getEmitNOAT() const { return EmitNOAT; }
void setEmitNOAT() { EmitNOAT = true; }
};