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Expunge the last uses of std::map from LiveIntervals.

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llvm-svn: 54766
This commit is contained in:
Owen Anderson 2008-08-13 22:28:50 +00:00
parent 550fc15832
commit de29970fc6
2 changed files with 19 additions and 20 deletions
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13
include/llvm/CodeGen/LiveIntervalAnalysis.h
View File

@ -28,7 +28,6 @@
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/Allocator.h"
#include <cmath>
#include <map>
namespace llvm {
@ -434,10 +433,10 @@ namespace llvm {
bool alsoFoldARestore(int Id, int index, unsigned vr,
BitVector &RestoreMBBs,
std::map<unsigned,std::vector<SRInfo> >&RestoreIdxes);
DenseMap<unsigned,std::vector<SRInfo> >&RestoreIdxes);
void eraseRestoreInfo(int Id, int index, unsigned vr,
BitVector &RestoreMBBs,
std::map<unsigned,std::vector<SRInfo> >&RestoreIdxes);
DenseMap<unsigned,std::vector<SRInfo> >&RestoreIdxes);
/// handleSpilledImpDefs - Remove IMPLICIT_DEF instructions which are being
/// spilled and create empty intervals for their uses.
@ -460,7 +459,7 @@ namespace llvm {
VirtRegMap &vrm, const TargetRegisterClass* rc,
SmallVector<int, 4> &ReMatIds, const MachineLoopInfo *loopInfo,
unsigned &NewVReg, unsigned ImpUse, bool &HasDef, bool &HasUse,
std::map<unsigned,unsigned> &MBBVRegsMap,
DenseMap<unsigned,unsigned> &MBBVRegsMap,
std::vector<LiveInterval*> &NewLIs, float &SSWeight);
void rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit,
LiveInterval::Ranges::const_iterator &I,
@ -469,10 +468,10 @@ namespace llvm {
VirtRegMap &vrm, const TargetRegisterClass* rc,
SmallVector<int, 4> &ReMatIds, const MachineLoopInfo *loopInfo,
BitVector &SpillMBBs,
std::map<unsigned,std::vector<SRInfo> > &SpillIdxes,
DenseMap<unsigned,std::vector<SRInfo> > &SpillIdxes,
BitVector &RestoreMBBs,
std::map<unsigned,std::vector<SRInfo> > &RestoreIdxes,
std::map<unsigned,unsigned> &MBBVRegsMap,
DenseMap<unsigned,std::vector<SRInfo> > &RestoreIdxes,
DenseMap<unsigned,unsigned> &MBBVRegsMap,
std::vector<LiveInterval*> &NewLIs, float &SSWeight);
static LiveInterval* createInterval(unsigned Reg);

26
lib/CodeGen/LiveIntervalAnalysis.cpp
View File

@ -1091,7 +1091,7 @@ rewriteInstructionForSpills(const LiveInterval &li, const VNInfo *VNI,
SmallVector<int, 4> &ReMatIds,
const MachineLoopInfo *loopInfo,
unsigned &NewVReg, unsigned ImpUse, bool &HasDef, bool &HasUse,
std::map<unsigned,unsigned> &MBBVRegsMap,
DenseMap<unsigned,unsigned> &MBBVRegsMap,
std::vector<LiveInterval*> &NewLIs, float &SSWeight) {
MachineBasicBlock *MBB = MI->getParent();
unsigned loopDepth = loopInfo->getLoopDepth(MBB);
@ -1334,10 +1334,10 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit,
SmallVector<int, 4> &ReMatIds,
const MachineLoopInfo *loopInfo,
BitVector &SpillMBBs,
std::map<unsigned, std::vector<SRInfo> > &SpillIdxes,
DenseMap<unsigned, std::vector<SRInfo> > &SpillIdxes,
BitVector &RestoreMBBs,
std::map<unsigned, std::vector<SRInfo> > &RestoreIdxes,
std::map<unsigned,unsigned> &MBBVRegsMap,
DenseMap<unsigned, std::vector<SRInfo> > &RestoreIdxes,
DenseMap<unsigned,unsigned> &MBBVRegsMap,
std::vector<LiveInterval*> &NewLIs, float &SSWeight) {
bool AllCanFold = true;
unsigned NewVReg = 0;
@ -1404,7 +1404,7 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit,
unsigned MBBId = MBB->getNumber();
unsigned ThisVReg = 0;
if (TrySplit) {
std::map<unsigned,unsigned>::const_iterator NVI = MBBVRegsMap.find(MBBId);
DenseMap<unsigned,unsigned>::iterator NVI = MBBVRegsMap.find(MBBId);
if (NVI != MBBVRegsMap.end()) {
ThisVReg = NVI->second;
// One common case:
@ -1466,7 +1466,7 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit,
if (VNI)
HasKill = anyKillInMBBAfterIdx(li, VNI, MBB, getDefIndex(index));
}
std::map<unsigned, std::vector<SRInfo> >::iterator SII =
DenseMap<unsigned, std::vector<SRInfo> >::iterator SII =
SpillIdxes.find(MBBId);
if (!HasKill) {
if (SII == SpillIdxes.end()) {
@ -1499,14 +1499,14 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit,
}
if (HasUse) {
std::map<unsigned, std::vector<SRInfo> >::iterator SII =
DenseMap<unsigned, std::vector<SRInfo> >::iterator SII =
SpillIdxes.find(MBBId);
if (SII != SpillIdxes.end() &&
SII->second.back().vreg == NewVReg &&
(int)index > SII->second.back().index)
// Use(s) following the last def, it's not safe to fold the spill.
SII->second.back().canFold = false;
std::map<unsigned, std::vector<SRInfo> >::iterator RII =
DenseMap<unsigned, std::vector<SRInfo> >::iterator RII =
RestoreIdxes.find(MBBId);
if (RII != RestoreIdxes.end() && RII->second.back().vreg == NewVReg)
// If we are splitting live intervals, only fold if it's the first
@ -1539,7 +1539,7 @@ rewriteInstructionsForSpills(const LiveInterval &li, bool TrySplit,
bool LiveIntervals::alsoFoldARestore(int Id, int index, unsigned vr,
BitVector &RestoreMBBs,
std::map<unsigned,std::vector<SRInfo> > &RestoreIdxes) {
DenseMap<unsigned,std::vector<SRInfo> > &RestoreIdxes) {
if (!RestoreMBBs[Id])
return false;
std::vector<SRInfo> &Restores = RestoreIdxes[Id];
@ -1553,7 +1553,7 @@ bool LiveIntervals::alsoFoldARestore(int Id, int index, unsigned vr,
void LiveIntervals::eraseRestoreInfo(int Id, int index, unsigned vr,
BitVector &RestoreMBBs,
std::map<unsigned,std::vector<SRInfo> > &RestoreIdxes) {
DenseMap<unsigned,std::vector<SRInfo> > &RestoreIdxes) {
if (!RestoreMBBs[Id])
return;
std::vector<SRInfo> &Restores = RestoreIdxes[Id];
@ -1613,10 +1613,10 @@ addIntervalsForSpills(const LiveInterval &li,
// Each bit specify whether it a spill is required in the MBB.
BitVector SpillMBBs(mf_->getNumBlockIDs());
std::map<unsigned, std::vector<SRInfo> > SpillIdxes;
DenseMap<unsigned, std::vector<SRInfo> > SpillIdxes;
BitVector RestoreMBBs(mf_->getNumBlockIDs());
std::map<unsigned, std::vector<SRInfo> > RestoreIdxes;
std::map<unsigned,unsigned> MBBVRegsMap;
DenseMap<unsigned, std::vector<SRInfo> > RestoreIdxes;
DenseMap<unsigned,unsigned> MBBVRegsMap;
std::vector<LiveInterval*> NewLIs;
const TargetRegisterClass* rc = mri_->getRegClass(li.reg);