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Make MBBMap a DenseMap instead of a std::map.

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llvm-svn: 55220
This commit is contained in:
Dan Gohman 2008-08-23 02:44:46 +00:00
parent a9d5f9b006
commit a5ce6c1747
3 changed files with 5 additions and 6 deletions
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3
include/llvm/CodeGen/FastISel.h
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@ -17,7 +17,6 @@
#include "llvm/BasicBlock.h" #include "llvm/BasicBlock.h"
#include "llvm/ADT/DenseMap.h" #include "llvm/ADT/DenseMap.h"
#include "llvm/CodeGen/SelectionDAGNodes.h" #include "llvm/CodeGen/SelectionDAGNodes.h"
#include <map>
namespace llvm { namespace llvm {
@ -53,7 +52,7 @@ public:
BasicBlock::iterator BasicBlock::iterator
SelectInstructions(BasicBlock::iterator Begin, BasicBlock::iterator End, SelectInstructions(BasicBlock::iterator Begin, BasicBlock::iterator End,
DenseMap<const Value*, unsigned> &ValueMap, DenseMap<const Value*, unsigned> &ValueMap,
std::map<const BasicBlock*, MachineBasicBlock *> &MBBMap, DenseMap<const BasicBlock*, MachineBasicBlock *> &MBBMap,
MachineBasicBlock *MBB); MachineBasicBlock *MBB);
virtual ~FastISel(); virtual ~FastISel();

2
lib/CodeGen/SelectionDAG/FastISel.cpp
View File

@ -145,7 +145,7 @@ BasicBlock::iterator
FastISel::SelectInstructions(BasicBlock::iterator Begin, FastISel::SelectInstructions(BasicBlock::iterator Begin,
BasicBlock::iterator End, BasicBlock::iterator End,
DenseMap<const Value*, unsigned> &ValueMap, DenseMap<const Value*, unsigned> &ValueMap,
std::map<const BasicBlock*, DenseMap<const BasicBlock*,
MachineBasicBlock *> &MBBMap, MachineBasicBlock *> &MBBMap,
MachineBasicBlock *mbb) { MachineBasicBlock *mbb) {
MBB = mbb; MBB = mbb;

6
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -320,7 +320,7 @@ namespace llvm {
FunctionLoweringInfo(TargetLowering &TLI, Function &Fn,MachineFunction &MF); FunctionLoweringInfo(TargetLowering &TLI, Function &Fn,MachineFunction &MF);
/// MBBMap - A mapping from LLVM basic blocks to their machine code entry. /// MBBMap - A mapping from LLVM basic blocks to their machine code entry.
std::map<const BasicBlock*, MachineBasicBlock *> MBBMap; DenseMap<const BasicBlock*, MachineBasicBlock *> MBBMap;
/// ValueMap - Since we emit code for the function a basic block at a time, /// ValueMap - Since we emit code for the function a basic block at a time,
/// we must remember which virtual registers hold the values for /// we must remember which virtual registers hold the values for
@ -330,7 +330,7 @@ namespace llvm {
/// StaticAllocaMap - Keep track of frame indices for fixed sized allocas in /// StaticAllocaMap - Keep track of frame indices for fixed sized allocas in
/// the entry block. This allows the allocas to be efficiently referenced /// the entry block. This allows the allocas to be efficiently referenced
/// anywhere in the function. /// anywhere in the function.
std::map<const AllocaInst*, int> StaticAllocaMap; DenseMap<const AllocaInst*, int> StaticAllocaMap;
#ifndef NDEBUG #ifndef NDEBUG
SmallSet<Instruction*, 8> CatchInfoLost; SmallSet<Instruction*, 8> CatchInfoLost;
@ -1256,7 +1256,7 @@ SDValue SelectionDAGLowering::getValue(const Value *V) {
// If this is a static alloca, generate it as the frameindex instead of // If this is a static alloca, generate it as the frameindex instead of
// computation. // computation.
if (const AllocaInst *AI = dyn_cast<AllocaInst>(V)) { if (const AllocaInst *AI = dyn_cast<AllocaInst>(V)) {
std::map<const AllocaInst*, int>::iterator SI = DenseMap<const AllocaInst*, int>::iterator SI =
FuncInfo.StaticAllocaMap.find(AI); FuncInfo.StaticAllocaMap.find(AI);
if (SI != FuncInfo.StaticAllocaMap.end()) if (SI != FuncInfo.StaticAllocaMap.end())
return DAG.getFrameIndex(SI->second, TLI.getPointerTy()); return DAG.getFrameIndex(SI->second, TLI.getPointerTy());