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[XCore] Make LowerCallResult a static function.

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No functionality change. This is r202396 reapplied with no changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202413 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Richard Osborne 2014-02-27 17:47:48 +00:00
parent b9e06b97ce
commit 870d997d8c
2 changed files with 24 additions and 33 deletions
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52
lib/Target/XCore/XCoreISelLowering.cpp
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@ -1078,6 +1078,24 @@ XCoreTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
} }
} }
/// LowerCallResult - Lower the result values of a call into the
/// appropriate copies out of appropriate physical registers / memory locations.
static SDValue
LowerCallResult(SDValue Chain, SDValue InFlag,
const SmallVectorImpl<CCValAssign> &RVLocs,
SDLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) {
// Copy all of the result registers out of their specified physreg.
for (unsigned i = 0; i != RVLocs.size(); ++i) {
Chain = DAG.getCopyFromReg(Chain, dl, RVLocs[i].getLocReg(),
RVLocs[i].getValVT(), InFlag).getValue(1);
InFlag = Chain.getValue(2);
InVals.push_back(Chain.getValue(0));
}
return Chain;
}
/// LowerCCCCallTo - functions arguments are copied from virtual /// LowerCCCCallTo - functions arguments are copied from virtual
/// regs to (physical regs)/(stack frame), CALLSEQ_START and /// regs to (physical regs)/(stack frame), CALLSEQ_START and
/// CALLSEQ_END are emitted. /// CALLSEQ_END are emitted.
@ -1200,37 +1218,15 @@ XCoreTargetLowering::LowerCCCCallTo(SDValue Chain, SDValue Callee,
InFlag, dl); InFlag, dl);
InFlag = Chain.getValue(1); InFlag = Chain.getValue(1);
// Handle result values, copying them out of physregs into vregs that we
// return.
return LowerCallResult(Chain, InFlag, CallConv, isVarArg,
Ins, dl, DAG, InVals);
}
/// LowerCallResult - Lower the result values of a call into the
/// appropriate copies out of appropriate physical registers.
SDValue
XCoreTargetLowering::LowerCallResult(SDValue Chain, SDValue InFlag,
CallingConv::ID CallConv, bool isVarArg,
const SmallVectorImpl<ISD::InputArg> &Ins,
SDLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const {
// Assign locations to each value returned by this call. // Assign locations to each value returned by this call.
SmallVector<CCValAssign, 16> RVLocs; SmallVector<CCValAssign, 16> RVLocs;
CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(), CCState RetCCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
getTargetMachine(), RVLocs, *DAG.getContext()); getTargetMachine(), RVLocs, *DAG.getContext());
RetCCInfo.AnalyzeCallResult(Ins, RetCC_XCore);
CCInfo.AnalyzeCallResult(Ins, RetCC_XCore); // Handle result values, copying them out of physregs into vregs that we
// return.
// Copy all of the result registers out of their specified physreg. return LowerCallResult(Chain, InFlag, RVLocs, dl, DAG, InVals);
for (unsigned i = 0; i != RVLocs.size(); ++i) {
Chain = DAG.getCopyFromReg(Chain, dl, RVLocs[i].getLocReg(),
RVLocs[i].getValVT(), InFlag).getValue(1);
InFlag = Chain.getValue(2);
InVals.push_back(Chain.getValue(0));
}
return Chain;
} }
//===----------------------------------------------------------------------===// //===----------------------------------------------------------------------===//

5
lib/Target/XCore/XCoreISelLowering.h
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@ -139,11 +139,6 @@ namespace llvm {
const SmallVectorImpl<ISD::InputArg> &Ins, const SmallVectorImpl<ISD::InputArg> &Ins,
SDLoc dl, SelectionDAG &DAG, SDLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const; SmallVectorImpl<SDValue> &InVals) const;
SDValue LowerCallResult(SDValue Chain, SDValue InFlag,
CallingConv::ID CallConv, bool isVarArg,
const SmallVectorImpl<ISD::InputArg> &Ins,
SDLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const;
SDValue getReturnAddressFrameIndex(SelectionDAG &DAG) const; SDValue getReturnAddressFrameIndex(SelectionDAG &DAG) const;
SDValue getGlobalAddressWrapper(SDValue GA, const GlobalValue *GV, SDValue getGlobalAddressWrapper(SDValue GA, const GlobalValue *GV,
SelectionDAG &DAG) const; SelectionDAG &DAG) const;