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Move CalculateRegClass to MRI::recomputeRegClass.

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This function doesn't have anything to do with spill weights, and MRI
already has functions for manipulating the register class of a virtual
register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@137123 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2011-08-09 16:46:27 +00:00
parent 719927a68f
commit 6d1fd0b979
5 changed files with 47 additions and 39 deletions
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5
lib/CodeGen/LiveRangeEdit.cpp
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@ -319,9 +319,12 @@ void LiveRangeEdit::calculateRegClassAndHint(MachineFunction &MF,
LiveIntervals &LIS,
const MachineLoopInfo &Loops) {
VirtRegAuxInfo VRAI(MF, LIS, Loops);
MachineRegisterInfo &MRI = MF.getRegInfo();
for (iterator I = begin(), E = end(); I != E; ++I) {
LiveInterval &LI = **I;
VRAI.CalculateRegClass(LI.reg);
if (MRI.recomputeRegClass(LI.reg, MF.getTarget()))
DEBUG(dbgs() << "Inflated " << PrintReg(LI.reg) << " to "
<< MRI.getRegClass(LI.reg)->getName() << '\n');
VRAI.CalculateWeightAndHint(LI);
}
}