diff options
Diffstat (limited to 'llvm/lib/CodeGen/MachineCombiner.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineCombiner.cpp | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/MachineCombiner.cpp b/llvm/lib/CodeGen/MachineCombiner.cpp index 43ce0fbc597..230c74fcc1e 100644 --- a/llvm/lib/CodeGen/MachineCombiner.cpp +++ b/llvm/lib/CodeGen/MachineCombiner.cpp @@ -223,14 +223,14 @@ bool MachineCombiner::preservesCriticalPathLen( DenseMap<unsigned, unsigned> &InstrIdxForVirtReg) { assert(TSchedModel.hasInstrSchedModel() && "Missing machine model\n"); - // NewRoot is the last instruction in the \p InsInstrs vector - // Get depth and latency of NewRoot + // NewRoot is the last instruction in the \p InsInstrs vector. + // Get depth and latency of NewRoot. unsigned NewRootIdx = InsInstrs.size() - 1; MachineInstr *NewRoot = InsInstrs[NewRootIdx]; unsigned NewRootDepth = getDepth(InsInstrs, InstrIdxForVirtReg, BlockTrace); unsigned NewRootLatency = getLatency(Root, NewRoot, BlockTrace); - // Get depth, latency and slack of Root + // Get depth, latency and slack of Root. unsigned RootDepth = BlockTrace.getInstrCycles(Root).Depth; unsigned RootLatency = TSchedModel.computeInstrLatency(Root); unsigned RootSlack = BlockTrace.getInstrSlack(Root); @@ -284,7 +284,7 @@ bool MachineCombiner::preservesResourceLen( ArrayRef<const MCSchedClassDesc *> MSCInsArr = makeArrayRef(InsInstrsSC); ArrayRef<const MCSchedClassDesc *> MSCDelArr = makeArrayRef(DelInstrsSC); - // Compute new resource length + // Compute new resource length. unsigned ResLenAfterCombine = BlockTrace.getResourceLength(MBBarr, MSCInsArr, MSCDelArr); @@ -383,7 +383,7 @@ bool MachineCombiner::combineInstructions(MachineBasicBlock *MBB) { Traces->invalidate(MBB); Traces->verifyAnalysis(); - // Eagerly stop after the first pattern fired + // Eagerly stop after the first pattern fires. break; } else { // Cleanup instructions of the alternative code sequence. There is no |
