From fe095f39e7009c51d1c86769792ccbcad8cdd2ec Mon Sep 17 00:00:00 2001 From: Mike Stump Date: Mon, 4 May 2009 18:40:41 +0000 Subject: Restore minor deletion. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70892 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/VirtRegMap.cpp | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'lib/CodeGen/VirtRegMap.cpp') diff --git a/lib/CodeGen/VirtRegMap.cpp b/lib/CodeGen/VirtRegMap.cpp index f2f6ab02be..29637b954f 100644 --- a/lib/CodeGen/VirtRegMap.cpp +++ b/lib/CodeGen/VirtRegMap.cpp @@ -26,6 +26,7 @@ #include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/Target/TargetMachine.h" #include "llvm/Target/TargetInstrInfo.h" +#include "llvm/Target/TargetRegisterInfo.h" #include "llvm/Support/CommandLine.h" #include "llvm/Support/Compiler.h" #include "llvm/Support/Debug.h" @@ -51,6 +52,7 @@ X("virtregmap", "Virtual Register Map"); bool VirtRegMap::runOnMachineFunction(MachineFunction &mf) { TII = mf.getTarget().getInstrInfo(); + TRI = mf.getTarget().getRegisterInfo(); MF = &mf; ReMatId = MAX_STACK_SLOT+1; @@ -73,6 +75,13 @@ bool VirtRegMap::runOnMachineFunction(MachineFunction &mf) { SpillSlotToUsesMap.resize(8); ImplicitDefed.resize(MF->getRegInfo().getLastVirtReg()+1- TargetRegisterInfo::FirstVirtualRegister); + + allocatableRCRegs.clear(); + for (TargetRegisterInfo::regclass_iterator I = TRI->regclass_begin(), + E = TRI->regclass_end(); I != E; ++I) + allocatableRCRegs.insert(std::make_pair(*I, + TRI->getAllocatableSet(mf, *I))); + grow(); return false; -- cgit v1.2.3