public:
static char ID; // Pass identification
- MachineSinking() : MachineFunctionPass(ID) {}
+ MachineSinking() : MachineFunctionPass(ID) {
+ initializeMachineSinkingPass(*PassRegistry::getPassRegistry());
+ }
virtual bool runOnMachineFunction(MachineFunction &MF);
} // end anonymous namespace
char MachineSinking::ID = 0;
-INITIALIZE_PASS(MachineSinking, "machine-sink",
+INITIALIZE_PASS_BEGIN(MachineSinking, "machine-sink",
+ "Machine code sinking", false, false)
+INITIALIZE_PASS_DEPENDENCY(MachineDominatorTree)
+INITIALIZE_PASS_DEPENDENCY(MachineLoopInfo)
+INITIALIZE_AG_DEPENDENCY(AliasAnalysis)
+INITIALIZE_PASS_END(MachineSinking, "machine-sink",
"Machine code sinking", false, false)
FunctionPass *llvm::createMachineSinkingPass() { return new MachineSinking(); }
if (MI->isDebugValue())
continue;
- if (PerformTrivialForwardCoalescing(MI, &MBB))
+ bool Joined = PerformTrivialForwardCoalescing(MI, &MBB);
+ if (Joined) {
+ MadeChange = true;
continue;
+ }
if (SinkInstruction(MI, SawStore))
++NumSunk, MadeChange = true;