#include "PBQP/HeuristicSolver.h"
#include "PBQP/Graph.h"
#include "PBQP/Heuristics/Briggs.h"
+#include "Splitter.h"
#include "VirtRegMap.h"
#include "VirtRegRewriter.h"
#include "llvm/CodeGen/CalcSpillWeights.h"
cl::desc("Attempt coalescing during PBQP register allocation."),
cl::init(false), cl::Hidden);
+static cl::opt<bool>
+pbqpPreSplitting("pbqp-pre-splitting",
+ cl::desc("Pre-splite before PBQP register allocation."),
+ cl::init(false), cl::Hidden);
+
namespace {
///
au.addPreserved<LiveStacks>();
au.addRequired<MachineLoopInfo>();
au.addPreserved<MachineLoopInfo>();
+ if (pbqpPreSplitting)
+ au.addRequired<LoopSplitter>();
au.addRequired<VirtRegMap>();
MachineFunctionPass::getAnalysisUsage(au);
}