Split the SDValue out of OutputArg so that SelectionDAG-independent
code can do calling-convention queries. This obviates OutputArgReg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107786 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 8599d9f..f8b2bd2 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -2136,6 +2136,7 @@
unsigned CC,
const SmallVectorImpl<ISD::OutputArg>
&Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
unsigned &nAltivecParamsAtEnd) {
// Count how many bytes are to be pushed on the stack, including the linkage
// area, and parameter passing area. We start with 24/48 bytes, which is
@@ -2152,9 +2153,9 @@
// 16-byte aligned.
nAltivecParamsAtEnd = 0;
for (unsigned i = 0; i != NumOps; ++i) {
- SDValue Arg = Outs[i].Val;
+ SDValue Arg = OutVals[i];
ISD::ArgFlagsTy Flags = Outs[i].Flags;
- EVT ArgVT = Arg.getValueType();
+ EVT ArgVT = Outs[i].VT;
// Varargs Altivec parameters are padded to a 16 byte boundary.
if (ArgVT==MVT::v4f32 || ArgVT==MVT::v4i32 ||
ArgVT==MVT::v8i16 || ArgVT==MVT::v16i8) {
@@ -2704,6 +2705,7 @@
CallingConv::ID CallConv, bool isVarArg,
bool &isTailCall,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const {
@@ -2713,11 +2715,11 @@
if (PPCSubTarget.isSVR4ABI() && !PPCSubTarget.isPPC64()) {
return LowerCall_SVR4(Chain, Callee, CallConv, isVarArg,
- isTailCall, Outs, Ins,
+ isTailCall, Outs, OutVals, Ins,
dl, DAG, InVals);
} else {
return LowerCall_Darwin(Chain, Callee, CallConv, isVarArg,
- isTailCall, Outs, Ins,
+ isTailCall, Outs, OutVals, Ins,
dl, DAG, InVals);
}
}
@@ -2727,6 +2729,7 @@
CallingConv::ID CallConv, bool isVarArg,
bool isTailCall,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const {
@@ -2767,7 +2770,7 @@
unsigned NumArgs = Outs.size();
for (unsigned i = 0; i != NumArgs; ++i) {
- EVT ArgVT = Outs[i].Val.getValueType();
+ EVT ArgVT = Outs[i].VT;
ISD::ArgFlagsTy ArgFlags = Outs[i].Flags;
bool Result;
@@ -2836,7 +2839,7 @@
i != e;
++i) {
CCValAssign &VA = ArgLocs[i];
- SDValue Arg = Outs[i].Val;
+ SDValue Arg = OutVals[i];
ISD::ArgFlagsTy Flags = Outs[i].Flags;
if (Flags.isByVal()) {
@@ -2932,6 +2935,7 @@
CallingConv::ID CallConv, bool isVarArg,
bool isTailCall,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const {
@@ -2959,7 +2963,7 @@
// prereserved space for [SP][CR][LR][3 x unused].
unsigned NumBytes =
CalculateParameterAndLinkageAreaSize(DAG, isPPC64, isVarArg, CallConv,
- Outs,
+ Outs, OutVals,
nAltivecParamsAtEnd);
// Calculate by how many bytes the stack has to be adjusted in case of tail
@@ -3023,7 +3027,7 @@
SmallVector<SDValue, 8> MemOpChains;
for (unsigned i = 0; i != NumOps; ++i) {
- SDValue Arg = Outs[i].Val;
+ SDValue Arg = OutVals[i];
ISD::ArgFlagsTy Flags = Outs[i].Flags;
// PtrOff will be used to store the current argument to the stack if a
@@ -3226,8 +3230,8 @@
ArgOffset = ((ArgOffset+15)/16)*16;
ArgOffset += 12*16;
for (unsigned i = 0; i != NumOps; ++i) {
- SDValue Arg = Outs[i].Val;
- EVT ArgType = Arg.getValueType();
+ SDValue Arg = OutVals[i];
+ EVT ArgType = Outs[i].VT;
if (ArgType==MVT::v4f32 || ArgType==MVT::v4i32 ||
ArgType==MVT::v8i16 || ArgType==MVT::v16i8) {
if (++j > NumVRs) {
@@ -3295,6 +3299,7 @@
PPCTargetLowering::LowerReturn(SDValue Chain,
CallingConv::ID CallConv, bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
DebugLoc dl, SelectionDAG &DAG) const {
SmallVector<CCValAssign, 16> RVLocs;
@@ -3316,7 +3321,7 @@
CCValAssign &VA = RVLocs[i];
assert(VA.isRegLoc() && "Can only return in registers!");
Chain = DAG.getCopyToReg(Chain, dl, VA.getLocReg(),
- Outs[i].Val, Flag);
+ OutVals[i], Flag);
Flag = Chain.getValue(1);
}