From 492370311d955b9fd7b7e99184027a9d485c572c Mon Sep 17 00:00:00 2001 From: Nate Begeman Date: Sun, 10 Apr 2005 06:06:10 +0000 Subject: [PATCH] Fix another fixme: factor out the constant fp generation code. llvm-svn: 21207 --- llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp | 19 ++----------------- 1 file changed, 2 insertions(+), 17 deletions(-) diff --git a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp index b8529ba8cca4..7102fd153727 100644 --- a/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp +++ b/llvm/lib/Target/PowerPC/PPC32ISelPattern.cpp @@ -1305,21 +1305,12 @@ unsigned ISel::SelectExprFP(SDOperand N, unsigned Result) Tmp1 = SelectExpr(N.getOperand(0)); // Get the operand register Tmp2 = MakeReg(MVT::f64); // temp reg to load the integer value into Tmp3 = MakeReg(MVT::i32); // temp reg to hold the conversion constant - unsigned ConstF = MakeReg(MVT::f64); // temp reg to hold the fp constant int FrameIdx = BB->getParent()->getFrameInfo()->CreateStackObject(8, 8); MachineConstantPool *CP = BB->getParent()->getConstantPool(); - // FIXME: pull this FP constant generation stuff out into something like - // the simple ISel's getReg. if (IsUnsigned) { - ConstantFP *CFP = ConstantFP::get(Type::DoubleTy, 0x1.000000p52); - unsigned CPI = CP->getConstantPoolIndex(CFP); - // Load constant fp value - unsigned Tmp4 = MakeReg(MVT::i32); - BuildMI(BB, PPC::LOADHiAddr, 2, Tmp4).addReg(getGlobalBaseReg()) - .addConstantPoolIndex(CPI); - BuildMI(BB, PPC::LFD, 2, ConstF).addConstantPoolIndex(CPI).addReg(Tmp4); + unsigned ConstF = getConstDouble(0x1.000000p52); // Store the hi & low halves of the fp value, currently in int regs BuildMI(BB, PPC::LIS, 1, Tmp3).addSImm(0x4330); addFrameReference(BuildMI(BB, PPC::STW, 3).addReg(Tmp3), FrameIdx); @@ -1328,14 +1319,8 @@ unsigned ISel::SelectExprFP(SDOperand N, unsigned Result) // Generate the return value with a subtract BuildMI(BB, PPC::FSUB, 2, Result).addReg(Tmp2).addReg(ConstF); } else { - ConstantFP *CFP = ConstantFP::get(Type::DoubleTy, 0x1.000008p52); - unsigned CPI = CP->getConstantPoolIndex(CFP); - // Load constant fp value - unsigned Tmp4 = MakeReg(MVT::i32); + unsigned ConstF = getConstDouble(0x1.000008p52); unsigned TmpL = MakeReg(MVT::i32); - BuildMI(BB, PPC::LOADHiAddr, 2, Tmp4).addReg(getGlobalBaseReg()) - .addConstantPoolIndex(CPI); - BuildMI(BB, PPC::LFD, 2, ConstF).addConstantPoolIndex(CPI).addReg(Tmp4); // Store the hi & low halves of the fp value, currently in int regs BuildMI(BB, PPC::LIS, 1, Tmp3).addSImm(0x4330); addFrameReference(BuildMI(BB, PPC::STW, 3).addReg(Tmp3), FrameIdx);