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[mips] Remove function getFPBranchCodeFromCond. Rename invertFPCondCodeAdd.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178396 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Akira Hatanaka 2013-03-30 01:16:38 +00:00
parent 2459afe697
commit 9cf0724cc3
1 changed files with 7 additions and 18 deletions
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25
lib/Target/Mips/MipsISelLowering.cpp
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@ -650,8 +650,9 @@ static Mips::CondCode FPCondCCodeToFCC(ISD::CondCode CC) {
}
// Returns true if condition code has to be inverted.
static bool invertFPCondCode(Mips::CondCode CC) {
/// This function returns true if the floating point conditional branches and
/// conditional moves which use condition code CC should be inverted.
static bool invertFPCondCodeUser(Mips::CondCode CC) {
if (CC >= Mips::FCOND_F && CC <= Mips::FCOND_NGT)
return false;
@ -687,9 +688,8 @@ static SDValue createFPCmp(SelectionDAG &DAG, const SDValue &Op) {
// Creates and returns a CMovFPT/F node.
static SDValue createCMovFP(SelectionDAG &DAG, SDValue Cond, SDValue True,
SDValue False, DebugLoc DL) {
bool invert = invertFPCondCode((Mips::CondCode)
cast<ConstantSDNode>(Cond.getOperand(2))
->getSExtValue());
ConstantSDNode *CC = cast<ConstantSDNode>(Cond.getOperand(2));
bool invert = invertFPCondCodeUser((Mips::CondCode)CC->getSExtValue());
return DAG.getNode((invert ? MipsISD::CMovFP_F : MipsISD::CMovFP_T), DL,
True.getValueType(), True, False, Cond);
@ -946,17 +946,6 @@ addLiveIn(MachineFunction &MF, unsigned PReg, const TargetRegisterClass *RC)
return VReg;
}
// Get fp branch code (not opcode) from condition code.
static Mips::FPBranchCode getFPBranchCodeFromCond(Mips::CondCode CC) {
if (CC >= Mips::FCOND_F && CC <= Mips::FCOND_NGT)
return Mips::BRANCH_T;
assert((CC >= Mips::FCOND_T && CC <= Mips::FCOND_GT) &&
"Invalid CondCode.");
return Mips::BRANCH_F;
}
MachineBasicBlock *
MipsTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
MachineBasicBlock *BB) const {
@ -1587,8 +1576,8 @@ lowerBRCOND(SDValue Op, SelectionDAG &DAG) const
SDValue CCNode = CondRes.getOperand(2);
Mips::CondCode CC =
(Mips::CondCode)cast<ConstantSDNode>(CCNode)->getZExtValue();
SDValue BrCode = DAG.getConstant(getFPBranchCodeFromCond(CC), MVT::i32);
unsigned Opc = invertFPCondCodeUser(CC) ? Mips::BRANCH_F : Mips::BRANCH_T;
SDValue BrCode = DAG.getConstant(Opc, MVT::i32);
return DAG.getNode(MipsISD::FPBrcond, DL, Op.getValueType(), Chain, BrCode,
Dest, CondRes);
}