LivePhysRegs/IfConversion: Change some types from unsigned to MCPhysReg; NFC
Change the type in a couple of lists and sets that only store physical
registers from unsigned to MCPhysRegs. The later is only 16bits and
saves us a bit of memory.
llvm-svn: 346254
diff --git a/llvm/lib/Target/Hexagon/HexagonFrameLowering.cpp b/llvm/lib/Target/Hexagon/HexagonFrameLowering.cpp
index a259824..2f3e18c 100644
--- a/llvm/lib/Target/Hexagon/HexagonFrameLowering.cpp
+++ b/llvm/lib/Target/Hexagon/HexagonFrameLowering.cpp
@@ -1708,7 +1708,7 @@
// register that is entirely undefined.
LivePhysRegs LPR(HRI);
LPR.addLiveIns(B);
- SmallVector<std::pair<unsigned, const MachineOperand*>,2> Clobbers;
+ SmallVector<std::pair<MCPhysReg, const MachineOperand*>,2> Clobbers;
for (auto R = B.begin(); R != It; ++R) {
Clobbers.clear();
LPR.stepForward(*R, Clobbers);
diff --git a/llvm/lib/Target/PowerPC/PPCExpandISEL.cpp b/llvm/lib/Target/PowerPC/PPCExpandISEL.cpp
index fe41e1b..a03e691 100644
--- a/llvm/lib/Target/PowerPC/PPCExpandISEL.cpp
+++ b/llvm/lib/Target/PowerPC/PPCExpandISEL.cpp
@@ -392,7 +392,7 @@
// liveness state at the end of MBB (liveOut of MBB) as the liveIn for
// NewSuccessor. Otherwise, will cause cyclic dependence.
LivePhysRegs LPR(*MF->getSubtarget<PPCSubtarget>().getRegisterInfo());
- SmallVector<std::pair<unsigned, const MachineOperand *>, 2> Clobbers;
+ SmallVector<std::pair<MCPhysReg, const MachineOperand *>, 2> Clobbers;
for (MachineInstr &MI : *MBB)
LPR.stepForward(MI, Clobbers);
for (auto &LI : LPR)
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp
index ae45301..fe26389 100644
--- a/llvm/lib/Target/X86/X86InstrInfo.cpp
+++ b/llvm/lib/Target/X86/X86InstrInfo.cpp
@@ -2550,7 +2550,7 @@
// call. This way they still appear live across the call.
LivePhysRegs LiveRegs(getRegisterInfo());
LiveRegs.addLiveOuts(MBB);
- SmallVector<std::pair<unsigned, const MachineOperand *>, 8> Clobbers;
+ SmallVector<std::pair<MCPhysReg, const MachineOperand *>, 8> Clobbers;
LiveRegs.stepForward(*MIB, Clobbers);
for (const auto &C : Clobbers) {
MIB.addReg(C.first, RegState::Implicit);