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remove the JIT "NeedsExactSize" feature and supporting logic.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109167 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-07-22 21:17:55 +00:00
parent 1c55386dae
commit 134d8eec87
6 changed files with 4 additions and 94 deletions
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lib/CodeGen/TargetInstrInfoImpl.cpp
-13
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@@ -178,19 +178,6 @@ MachineInstr *TargetInstrInfoImpl::duplicate(MachineInstr *Orig,
return MF.CloneMachineInstr(Orig);
}
unsigned
TargetInstrInfoImpl::GetFunctionSizeInBytes(const MachineFunction &MF) const {
unsigned FnSize = 0;
for (MachineFunction::const_iterator MBBI = MF.begin(), E = MF.end();
MBBI != E; ++MBBI) {
const MachineBasicBlock &MBB = *MBBI;
for (MachineBasicBlock::const_iterator I = MBB.begin(),E = MBB.end();
I != E; ++I)
FnSize += GetInstSizeInBytes(I);
}
return FnSize;
}
// If the COPY instruction in MI can be folded to a stack operation, return
// the register class to use.
static const TargetRegisterClass *canFoldCopy(const MachineInstr *MI,