MipsTargetLowering(MipsTargetMachine &TM)
: TargetLowering(TM, new MipsTargetObjectFile()),
Subtarget(&TM.getSubtarget<MipsSubtarget>()),
- HasMips64(Subtarget->hasMips64()), IsN64(Subtarget->isABI_N64()) {
+ HasMips64(Subtarget->hasMips64()), IsN64(Subtarget->isABI_N64()),
+ IsO32(Subtarget->isABI_O32()) {
// Mips does not have i1 type, so use i32 for
// setcc operations results (slt, sgt, ...).
CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
getTargetMachine(), ArgLocs, *DAG.getContext());
- if (Subtarget->isABI_O32())
+ if (IsO32)
CCInfo.AnalyzeCallOperands(Outs, CC_MipsO32);
else
CCInfo.AnalyzeCallOperands(Outs, CC_Mips);
// Update size of the maximum argument space.
// For O32, a minimum of four words (16 bytes) of argument space is
// allocated.
- if (Subtarget->isABI_O32())
+ if (IsO32)
NextStackOffset = std::max(NextStackOffset, (unsigned)16);
unsigned MaxCallFrameSize = MipsFI->getMaxCallFrameSize();
switch (VA.getLocInfo()) {
default: llvm_unreachable("Unknown loc info!");
case CCValAssign::Full:
- if (Subtarget->isABI_O32() && VA.isRegLoc()) {
+ if (IsO32 && VA.isRegLoc()) {
if (VA.getValVT() == MVT::f32 && VA.getLocVT() == MVT::i32)
Arg = DAG.getNode(ISD::BITCAST, dl, MVT::i32, Arg);
if (VA.getValVT() == MVT::f64 && VA.getLocVT() == MVT::i32) {
// ByVal Arg.
ISD::ArgFlagsTy Flags = Outs[i].Flags;
if (Flags.isByVal()) {
- assert(Subtarget->isABI_O32() &&
+ assert(IsO32 &&
"No support for ByVal args by ABIs other than O32 yet.");
assert(Flags.getByValSize() &&
"ByVal args of size 0 should have been ignored by front-end.");
CCState CCInfo(CallConv, isVarArg, DAG.getMachineFunction(),
getTargetMachine(), ArgLocs, *DAG.getContext());
- if (Subtarget->isABI_O32())
+ if (IsO32)
CCInfo.AnalyzeFormalArguments(Ins, CC_MipsO32);
else
CCInfo.AnalyzeFormalArguments(Ins, CC_Mips);
}
// Handle O32 ABI cases: i32->f32 and (i32,i32)->f64
- if (Subtarget->isABI_O32()) {
+ if (IsO32) {
if (RegVT == MVT::i32 && VA.getValVT() == MVT::f32)
ArgValue = DAG.getNode(ISD::BITCAST, dl, MVT::f32, ArgValue);
if (RegVT == MVT::i32 && VA.getValVT() == MVT::f64) {
ISD::ArgFlagsTy Flags = Ins[i].Flags;
if (Flags.isByVal()) {
- assert(Subtarget->isABI_O32() &&
+ assert(IsO32 &&
"No support for ByVal args by ABIs other than O32 yet.");
assert(Flags.getByValSize() &&
"ByVal args of size 0 should have been ignored by front-end.");
Chain = DAG.getNode(ISD::TokenFactor, dl, MVT::Other, Copy, Chain);
}
- if (isVarArg && Subtarget->isABI_O32()) {
+ if (isVarArg && IsO32) {
// Record the frame index of the first variable argument
// which is a value necessary to VASTART.
unsigned NextStackOffset = CCInfo.getNextStackOffset();