diff options
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 627b0db43d..d8efb1e7b8 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -1008,16 +1008,16 @@ X86TargetLowering::NameDecorationForFORMAL_ARGUMENTS(SDOperand Op) { } -// IsPossiblyOverriddenArgumentOfTailCall - Check if the operand could possibly -// be overridden when lowering the outgoing arguments in a tail call. Currently +// IsPossiblyOverwrittenArgumentOfTailCall - Check if the operand could possibly +// be overwritten when lowering the outgoing arguments in a tail call. Currently // the implementation of this call is very conservative and assumes all // arguments sourcing from FORMAL_ARGUMENTS or a CopyFromReg with virtual -// registers would be overridden by direct lowering. +// registers would be overwritten by direct lowering. // Possible improvement: // Check FORMAL_ARGUMENTS corresponding MERGE_VALUES for CopyFromReg nodes // indicating inreg passed arguments which also need not be lowered to a safe // stack slot. -static bool IsPossiblyOverriddenArgumentOfTailCall(SDOperand Op) { +static bool IsPossiblyOverwrittenArgumentOfTailCall(SDOperand Op) { RegisterSDNode * OpReg = NULL; if (Op.getOpcode() == ISD::FORMAL_ARGUMENTS || (Op.getOpcode()== ISD::CopyFromReg && @@ -1359,7 +1359,7 @@ SDOperand X86TargetLowering::LowerCALL(SDOperand Op, SelectionDAG &DAG) { if (VA.isRegLoc()) { RegsToPass.push_back(std::make_pair(VA.getLocReg(), Arg)); } else { - if (!IsTailCall || IsPossiblyOverriddenArgumentOfTailCall(Arg)) { + if (!IsTailCall || IsPossiblyOverwrittenArgumentOfTailCall(Arg)) { assert(VA.isMemLoc()); if (StackPtr.Val == 0) StackPtr = DAG.getCopyFromReg(Chain, X86StackPtr, getPointerTy()); @@ -1438,7 +1438,7 @@ SDOperand X86TargetLowering::LowerCALL(SDOperand Op, SelectionDAG &DAG) { FI = MF.getFrameInfo()->CreateFixedObject(OpSize, Offset); FIN = DAG.getFrameIndex(FI, MVT::i32); SDOperand Source = Arg; - if (IsPossiblyOverriddenArgumentOfTailCall(Arg)){ + if (IsPossiblyOverwrittenArgumentOfTailCall(Arg)){ // Copy from stack slots to stack slot of a tail called function. This // needs to be done because if we would lower the arguments directly // to their real stack slot we might end up overwriting each other. |