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Remove redundand checks: the only way to have, e.g. f32 RegVT is exactly 

hardfloat case.

llvm-svn: 78237
This commit is contained in:
Anton Korobeynikov 2009-08-05 20:15:19 +00:00
parent 87cc2c2dce
commit ef98dbe3de
1 changed files with 7 additions and 11 deletions
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18
llvm/lib/Target/ARM/ARMISelLowering.cpp
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@ -1461,21 +1461,17 @@ ARMTargetLowering::LowerFormalArguments(SDValue Chain,
} else { } else {
TargetRegisterClass *RC; TargetRegisterClass *RC;
if (FloatABIType == FloatABI::Hard && RegVT == MVT::f32) if (RegVT == MVT::f32)
RC = ARM::SPRRegisterClass; RC = ARM::SPRRegisterClass;
else if (FloatABIType == FloatABI::Hard && RegVT == MVT::f64) else if (RegVT == MVT::f64)
RC = ARM::DPRRegisterClass; RC = ARM::DPRRegisterClass;
else if (FloatABIType == FloatABI::Hard && RegVT == MVT::v2f64) else if (RegVT == MVT::v2f64)
RC = ARM::QPRRegisterClass; RC = ARM::QPRRegisterClass;
else if (AFI->isThumb1OnlyFunction()) else if (RegVT == MVT::i32)
RC = ARM::tGPRRegisterClass; RC = (AFI->isThumb1OnlyFunction() ?
ARM::tGPRRegisterClass : ARM::GPRRegisterClass);
else else
RC = ARM::GPRRegisterClass; llvm_unreachable("RegVT not supported by FORMAL_ARGUMENTS Lowering");
assert((RegVT == MVT::i32 || RegVT == MVT::f32 ||
(FloatABIType == FloatABI::Hard &&
((RegVT == MVT::f64) || (RegVT == MVT::v2f64)))) &&
"RegVT not supported by FORMAL_ARGUMENTS Lowering");
// Transform the arguments in physical registers into virtual ones. // Transform the arguments in physical registers into virtual ones.
unsigned Reg = MF.addLiveIn(VA.getLocReg(), RC); unsigned Reg = MF.addLiveIn(VA.getLocReg(), RC);