//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_CODEGEN_MACHINE_FUNCTION_PASS_H
-#define LLVM_CODEGEN_MACHINE_FUNCTION_PASS_H
+#ifndef LLVM_CODEGEN_MACHINEFUNCTIONPASS_H
+#define LLVM_CODEGEN_MACHINEFUNCTIONPASS_H
#include "llvm/Pass.h"
-#include "llvm/CodeGen/MachineFunction.h"
namespace llvm {
+class MachineFunction;
+
/// MachineFunctionPass - This class adapts the FunctionPass interface to
/// allow convenient creation of passes that operate on the MachineFunction
/// representation. Instead of overriding runOnFunction, subclasses
/// override runOnMachineFunction.
class MachineFunctionPass : public FunctionPass {
protected:
- explicit MachineFunctionPass(intptr_t ID) : FunctionPass(ID) {}
- explicit MachineFunctionPass(void *ID) : FunctionPass(ID) {}
+ explicit MachineFunctionPass(char &ID) : FunctionPass(ID) {}
/// runOnMachineFunction - This method must be overloaded to perform the
/// desired machine code transformation or analysis.
/// getAnalysisUsage - Subclasses that override getAnalysisUsage
/// must call this.
- virtual void getAnalysisUsage(AnalysisUsage &AU) const;
+ ///
+ /// For MachineFunctionPasses, calling AU.preservesCFG() indicates that
+ /// the pass does not modify the MachineBasicBlock CFG.
+ ///
+ void getAnalysisUsage(AnalysisUsage &AU) const override;
private:
- bool runOnFunction(Function &F);
+ /// createPrinterPass - Get a machine function printer pass.
+ Pass *createPrinterPass(raw_ostream &O,
+ const std::string &Banner) const override;
+
+ bool runOnFunction(Function &F) override;
};
} // End llvm namespace