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Add variable IsO32 to MipsTargetLowering. 

llvm-svn: 143213
This commit is contained in:
Akira Hatanaka 2011-10-28 18:47:24 +00:00
parent 985ba6386d
commit 7989f15d37
2 changed files with 11 additions and 10 deletions
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19
llvm/lib/Target/Mips/MipsISelLowering.cpp
View File

@ -84,7 +84,8 @@ MipsTargetLowering::
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, ...).
@ -1926,7 +1927,7 @@ MipsTargetLowering::LowerCall(SDValue InChain, SDValue Callee,
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);
@ -1954,7 +1955,7 @@ MipsTargetLowering::LowerCall(SDValue InChain, SDValue Callee,
// 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();
@ -1990,7 +1991,7 @@ MipsTargetLowering::LowerCall(SDValue InChain, SDValue Callee,
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) {
@ -2032,7 +2033,7 @@ MipsTargetLowering::LowerCall(SDValue InChain, SDValue Callee,
// 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.");
@ -2243,7 +2244,7 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain,
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);
@ -2291,7 +2292,7 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain,
}
// 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) {
@ -2314,7 +2315,7 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain,
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.");
@ -2353,7 +2354,7 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain,
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();

2
llvm/lib/Target/Mips/MipsISelLowering.h
View File

@ -115,7 +115,7 @@ namespace llvm {
// Subtarget Info
const MipsSubtarget *Subtarget;
bool HasMips64, IsN64;
bool HasMips64, IsN64, IsO32;
// Lower Operand helpers
SDValue LowerCallResult(SDValue Chain, SDValue InFlag,