//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "localstackalloc"
#include "llvm/CodeGen/Passes.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetRegisterInfo.h"
+#include "llvm/Target/TargetSubtargetInfo.h"
using namespace llvm;
+#define DEBUG_TYPE "localstackalloc"
+
STATISTIC(NumAllocations, "Number of frame indices allocated into local block");
STATISTIC(NumBaseRegisters, "Number of virtual frame base registers allocated");
STATISTIC(NumReplacements, "Number of frame indices references replaced");
explicit LocalStackSlotPass() : MachineFunctionPass(ID) {
initializeLocalStackSlotPassPass(*PassRegistry::getPassRegistry());
}
- bool runOnMachineFunction(MachineFunction &MF);
+ bool runOnMachineFunction(MachineFunction &MF) override;
- virtual void getAnalysisUsage(AnalysisUsage &AU) const {
+ void getAnalysisUsage(AnalysisUsage &AU) const override {
AU.setPreservesCFG();
AU.addRequired<StackProtector>();
MachineFunctionPass::getAnalysisUsage(AU);
bool LocalStackSlotPass::runOnMachineFunction(MachineFunction &MF) {
MachineFrameInfo *MFI = MF.getFrameInfo();
- const TargetRegisterInfo *TRI = MF.getTarget().getRegisterInfo();
+ const TargetRegisterInfo *TRI = MF.getSubtarget().getRegisterInfo();
unsigned LocalObjectCount = MFI->getObjectIndexEnd();
// If the target doesn't want/need this pass, or if there are no locals
void LocalStackSlotPass::calculateFrameObjectOffsets(MachineFunction &Fn) {
// Loop over all of the stack objects, assigning sequential addresses...
MachineFrameInfo *MFI = Fn.getFrameInfo();
- const TargetFrameLowering &TFI = *Fn.getTarget().getFrameLowering();
+ const TargetFrameLowering &TFI = *Fn.getSubtarget().getFrameLowering();
bool StackGrowsDown =
TFI.getStackGrowthDirection() == TargetFrameLowering::StackGrowsDown;
int64_t Offset = 0;
bool UsedBaseReg = false;
MachineFrameInfo *MFI = Fn.getFrameInfo();
- const TargetRegisterInfo *TRI = Fn.getTarget().getRegisterInfo();
- const TargetFrameLowering &TFI = *Fn.getTarget().getFrameLowering();
+ const TargetRegisterInfo *TRI = Fn.getSubtarget().getRegisterInfo();
+ const TargetFrameLowering &TFI = *Fn.getSubtarget().getFrameLowering();
bool StackGrowsDown =
TFI.getStackGrowthDirection() == TargetFrameLowering::StackGrowsDown;
// Modify the instruction to use the new base register rather
// than the frame index operand.
- TRI->resolveFrameIndex(I, BaseReg, Offset);
+ TRI->resolveFrameIndex(*I, BaseReg, Offset);
DEBUG(dbgs() << "Resolved: " << *MI);
++NumReplacements;