[llvm-commits] CVS: llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.cpp MSchedGraph.h ModuloScheduling.cpp ModuloScheduling.h
Tanya Brethour
tbrethou at cs.uiuc.edu
Tue Apr 5 09:37:01 PDT 2005
Changes in directory llvm/lib/Target/SparcV9/ModuloScheduling:
MSchedGraph.cpp updated: 1.16 -> 1.17
MSchedGraph.h updated: 1.9 -> 1.10
ModuloScheduling.cpp updated: 1.45 -> 1.46
ModuloScheduling.h updated: 1.26 -> 1.27
---
Log message:
Updated to use dep analyzer.
---
Diffs of the changes: (+113 -194)
MSchedGraph.cpp | 122 ++++++-----------------------------
MSchedGraph.h | 8 +-
ModuloScheduling.cpp | 175 +++++++++++++++++++++++++--------------------------
ModuloScheduling.h | 2
4 files changed, 113 insertions(+), 194 deletions(-)
Index: llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.cpp
diff -u llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.cpp:1.16 llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.cpp:1.17
--- llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.cpp:1.16 Tue Mar 29 14:35:10 2005
+++ llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.cpp Tue Apr 5 11:36:44 2005
@@ -141,8 +141,8 @@
//Create a graph for a machine block. The ignoreInstrs map is so that we ignore instructions
//associated to the index variable since this is a special case in Modulo Scheduling.
//We only want to deal with the body of the loop.
-MSchedGraph::MSchedGraph(const MachineBasicBlock *bb, const TargetMachine &targ, AliasAnalysis &AA,
- TargetData &TD, std::map<const MachineInstr*, unsigned> &ignoreInstrs,
+MSchedGraph::MSchedGraph(const MachineBasicBlock *bb, const TargetMachine &targ,
+ std::map<const MachineInstr*, unsigned> &ignoreInstrs,
DependenceAnalyzer &DA, std::map<MachineInstr*, Instruction*> &machineTollvm
)
: BB(bb), Target(targ) {
@@ -153,7 +153,7 @@
//DEBUG(std::cerr << "Constructing graph for " << bb << "\n");
//Create nodes and edges for this BB
- buildNodesAndEdges(AA, TD, ignoreInstrs, DA, machineTollvm);
+ buildNodesAndEdges(ignoreInstrs, DA, machineTollvm);
//Experimental!
//addBranchEdges();
@@ -273,8 +273,7 @@
//Add edges between the nodes
-void MSchedGraph::buildNodesAndEdges(AliasAnalysis &AA, TargetData &TD,
- std::map<const MachineInstr*, unsigned> &ignoreInstrs,
+void MSchedGraph::buildNodesAndEdges(std::map<const MachineInstr*, unsigned> &ignoreInstrs,
DependenceAnalyzer &DA,
std::map<MachineInstr*, Instruction*> &machineTollvm) {
@@ -411,7 +410,7 @@
}
- addMemEdges(memInstructions, AA, TD, DA, machineTollvm);
+ addMemEdges(memInstructions, DA, machineTollvm);
addMachRegEdges(regNumtoNodeMap);
//Finally deal with PHI Nodes and Value*
@@ -590,8 +589,7 @@
//Add edges between all loads and stores
//Can be less strict with alias analysis and data dependence analysis.
-void MSchedGraph::addMemEdges(const std::vector<MSchedGraphNode*>& memInst, AliasAnalysis &AA,
- TargetData &TD, DependenceAnalyzer &DA,
+void MSchedGraph::addMemEdges(const std::vector<MSchedGraphNode*>& memInst, DependenceAnalyzer &DA,
std::map<MachineInstr*, Instruction*> &machineTollvm) {
//Get Target machine instruction info
@@ -610,101 +608,23 @@
for(unsigned destIndex = srcIndex + 1; destIndex < memInst.size(); ++destIndex) {
MachineInstr *destInst = (MachineInstr*) memInst[destIndex]->getInst();
- bool malias = false;
-
+
DEBUG(std::cerr << "MInst1: " << *srcInst << "\n");
DEBUG(std::cerr << "Inst1: " << *machineTollvm[srcInst] << "\n");
DEBUG(std::cerr << "MInst2: " << *destInst << "\n");
DEBUG(std::cerr << "Inst2: " << *machineTollvm[destInst] << "\n");
- //Add Anti dependencies (store after load)
- //Source is a Load
- if(TMI->isLoad(srcNodeOpCode)) {
-
- //Destination is a store
- if(TMI->isStore(destInst->getOpcode())) {
-
- //Get the Value* that we are reading from the load, always the first op
- const MachineOperand &mOp = srcInst->getOperand(0);
- const MachineOperand &mOp2 = destInst->getOperand(0);
-
- if(mOp.hasAllocatedReg())
- if(mOp.getReg() == SparcV9::g0)
- continue;
- else
- malias = true;
- if(mOp2.hasAllocatedReg())
- if(mOp2.getReg() == SparcV9::g0)
- continue;
- else
- malias = true;
-
- //compare to DA
- DependenceResult dr = DA.getDependenceInfo(machineTollvm[srcInst], machineTollvm[destInst]);
-
- //Only add the edge if we can't verify that they do not alias
- if(malias || AA.alias(mOp2.getVRegValue(),
- (unsigned)TD.getTypeSize(mOp2.getVRegValue()->getType()),
- mOp.getVRegValue(),
- (unsigned)TD.getTypeSize(mOp.getVRegValue()->getType()))
- != AliasAnalysis::NoAlias) {
-
- //Add edge from load to store
- memInst[srcIndex]->addOutEdge(memInst[destIndex],
- MSchedGraphEdge::MemoryDep,
- MSchedGraphEdge::AntiDep);
-
- assert(dr.dependences.size() == 1 && "Expected at least one dependence\n");
-
- }
- else
- assert(dr.dependences.size() == 0 && "Expected no dependence\n");
- }
- }
-
- //If source is a store, add output and true dependencies
- if(TMI->isStore(srcNodeOpCode)) {
+ DependenceResult dr = DA.getDependenceInfo(machineTollvm[srcInst], machineTollvm[destInst]);
- //Get the Value* that we are reading from the load, always the first op
- const MachineOperand &mOp = srcInst->getOperand(0);
- const MachineOperand &mOp2 = destInst->getOperand(0);
+ for(std::vector<Dependence>::iterator d = dr.dependences.begin(), de = dr.dependences.end();
+ d != de; ++d) {
+ //Add edge from load to store
+ memInst[srcIndex]->addOutEdge(memInst[destIndex],
+ MSchedGraphEdge::MemoryDep,
+ d->getDepType(), d->getIteDiff());
- if(mOp.hasAllocatedReg())
- if(mOp.getReg() == SparcV9::g0)
- continue;
- else
- malias = true;
- if(mOp2.hasAllocatedReg())
- if(mOp2.getReg() == SparcV9::g0)
- continue;
- else
- malias = true;
-
- //compare to DA
- DependenceResult dr = DA.getDependenceInfo(machineTollvm[srcInst], machineTollvm[destInst]);
-
- //Only add the edge if we can't verify that they do not alias
- if(malias || AA.alias(mOp2.getVRegValue(),
- (unsigned)TD.getTypeSize(mOp2.getVRegValue()->getType()),
- mOp.getVRegValue(),
- (unsigned)TD.getTypeSize(mOp.getVRegValue()->getType()))
- != AliasAnalysis::NoAlias) {
-
- if(TMI->isStore(memInst[destIndex]->getInst()->getOpcode()))
- memInst[srcIndex]->addOutEdge(memInst[destIndex],
- MSchedGraphEdge::MemoryDep,
- MSchedGraphEdge::OutputDep);
- else
- memInst[srcIndex]->addOutEdge(memInst[destIndex],
- MSchedGraphEdge::MemoryDep,
- MSchedGraphEdge::TrueDep);
- assert(dr.dependences.size() == 1 && "Expected at least one dependence\n");
-
- }
-
- else
- assert(dr.dependences.size() == 0 && "Expected no dependence\n");
}
+
}
//All instructions before the src in execution order have an iteration delay of 1
@@ -732,16 +652,16 @@
malias = true;
//Only add the edge if we can't verify that they do not alias
- if(AA.alias(mOp2.getVRegValue(),
+ /*if(AA.alias(mOp2.getVRegValue(),
(unsigned)TD.getTypeSize(mOp2.getVRegValue()->getType()),
mOp.getVRegValue(),
(unsigned)TD.getTypeSize(mOp.getVRegValue()->getType()))
- != AliasAnalysis::NoAlias) {
+ != AliasAnalysis::NoAlias) {*/
if(TMI->isStore(memInst[destIndex]->getInst()->getOpcode()))
memInst[srcIndex]->addOutEdge(memInst[destIndex],
MSchedGraphEdge::MemoryDep,
MSchedGraphEdge::AntiDep, 1);
- }
+ //}
}
if(TMI->isStore(srcNodeOpCode)) {
@@ -761,11 +681,11 @@
malias = true;
//Only add the edge if we can't verify that they do not alias
- if(AA.alias(mOp2.getVRegValue(),
+ /*if(AA.alias(mOp2.getVRegValue(),
(unsigned)TD.getTypeSize(mOp2.getVRegValue()->getType()),
mOp.getVRegValue(),
(unsigned)TD.getTypeSize(mOp.getVRegValue()->getType()))
- != AliasAnalysis::NoAlias) {
+ != AliasAnalysis::NoAlias) {*/
if(TMI->isStore(memInst[destIndex]->getInst()->getOpcode()))
memInst[srcIndex]->addOutEdge(memInst[destIndex],
@@ -775,7 +695,7 @@
memInst[srcIndex]->addOutEdge(memInst[destIndex],
MSchedGraphEdge::MemoryDep,
MSchedGraphEdge::TrueDep, 1);
- }
+ //}
}
}
Index: llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.h
diff -u llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.h:1.9 llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.h:1.10
--- llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.h:1.9 Tue Mar 29 14:35:10 2005
+++ llvm/lib/Target/SparcV9/ModuloScheduling/MSchedGraph.h Tue Apr 5 11:36:44 2005
@@ -241,19 +241,19 @@
//Add Nodes and Edges to this graph for our BB
typedef std::pair<int, MSchedGraphNode*> OpIndexNodePair;
- void buildNodesAndEdges(AliasAnalysis &AA, TargetData &TD, std::map<const MachineInstr*, unsigned> &ignoreInstrs, DependenceAnalyzer &DA, std::map<MachineInstr*, Instruction*> &machineTollvm);
+ void buildNodesAndEdges(std::map<const MachineInstr*, unsigned> &ignoreInstrs, DependenceAnalyzer &DA, std::map<MachineInstr*, Instruction*> &machineTollvm);
void addValueEdges(std::vector<OpIndexNodePair> &NodesInMap,
MSchedGraphNode *node,
bool nodeIsUse, bool nodeIsDef, std::vector<const MachineInstr*> &phiInstrs, int diff=0);
void addMachRegEdges(std::map<int,
std::vector<OpIndexNodePair> >& regNumtoNodeMap);
- void addMemEdges(const std::vector<MSchedGraphNode*>& memInst, AliasAnalysis &AA, TargetData &TD,
+ void addMemEdges(const std::vector<MSchedGraphNode*>& memInst,
DependenceAnalyzer &DA, std::map<MachineInstr*, Instruction*> &machineTollvm);
void addBranchEdges();
public:
- MSchedGraph(const MachineBasicBlock *bb, const TargetMachine &targ, AliasAnalysis &AA,
- TargetData &TD, std::map<const MachineInstr*, unsigned> &ignoreInstrs,
+ MSchedGraph(const MachineBasicBlock *bb, const TargetMachine &targ,
+ std::map<const MachineInstr*, unsigned> &ignoreInstrs,
DependenceAnalyzer &DA, std::map<MachineInstr*, Instruction*> &machineTollvm);
//Copy constructor with maps to link old nodes to new nodes
Index: llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.cpp
diff -u llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.cpp:1.45 llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.cpp:1.46
--- llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.cpp:1.45 Tue Mar 29 14:35:10 2005
+++ llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.cpp Tue Apr 5 11:36:44 2005
@@ -153,8 +153,7 @@
MachineFunction &MF = MachineFunction::get(&F);
DependenceAnalyzer &DA = getAnalysis<DependenceAnalyzer>();
- AliasAnalysis &AA = getAnalysis<AliasAnalysis>();
- TargetData &TD = getAnalysis<TargetData>();
+
//Worklist
std::vector<MachineBasicBlock*> Worklist;
@@ -192,7 +191,7 @@
continue;
}
- MSchedGraph *MSG = new MSchedGraph(*BI, target, AA, TD, indVarInstrs[*BI], DA, machineTollvm[*BI]);
+ MSchedGraph *MSG = new MSchedGraph(*BI, target, indVarInstrs[*BI], DA, machineTollvm[*BI]);
//Write Graph out to file
DEBUG(WriteGraphToFile(std::cerr, F.getName(), MSG));
@@ -260,18 +259,17 @@
//Final scheduling step is to reconstruct the loop only if we actual have
//stage > 0
- if(schedule.getMaxStage() != 0 && haveSched) {
+ if(haveSched) {
reconstructLoop(*BI);
++MSLoops;
Changed = true;
- }
- else {
- if(!haveSched)
- ++NoSched;
- else
+
+ if(schedule.getMaxStage() == 0)
++SameStage;
- DEBUG(std::cerr << "Max stage is 0, so no change in loop or reached cap\n");
}
+ else
+ ++NoSched;
+
//Clear out our maps for the next basic block that is processed
nodeToAttributesMap.clear();
partialOrder.clear();
@@ -437,6 +435,12 @@
//Convert list of LLVM Instructions to list of Machine instructions
std::map<const MachineInstr*, unsigned> mIndVar;
for(std::set<Instruction*>::iterator N = indVar.begin(), NE = indVar.end(); N != NE; ++N) {
+
+ //If we have a load, we can't handle this loop because there is no way to preserve dependences
+ //between loads and stores
+ if(isa<LoadInst>(*N))
+ return false;
+
MachineCodeForInstruction & tempMvec = MachineCodeForInstruction::get(*N);
for (unsigned j = 0; j < tempMvec.size(); j++) {
MachineOpCode OC = (tempMvec[j])->getOpcode();
@@ -449,8 +453,8 @@
}
}
- //Must have some guts to the loop body
- if(mIndVar.size() >= (BI->size()-2))
+ //Must have some guts to the loop body (more then 1 instr, dont count nops in size)
+ if(mIndVar.size() >= (BI->size()-3))
return false;
//Put into a map for future access
@@ -1332,17 +1336,8 @@
if(PO->count(I->first))
found = true;
}
- if(!found) {
- if(I->first->isBranch() && !I->first->hasPredecessors()) {
- if(std::find(branches.begin(), branches.end(), I->first) == branches.end())
- branches.push_back(I->first);
- }
- else {
- lastNodes.insert(I->first);
- if(!I->first->hasPredecessors())
- noPredNodes.insert(I->first);
- }
- }
+ if(!found)
+ lastNodes.insert(I->first);
}
//For each node w/out preds, see if there is a path to one of the
@@ -1360,40 +1355,29 @@
//Break up remaining nodes that are not in the partial order
///into their connected compoenents
- /*while(lastNodes.size() > 0) {
+ while(lastNodes.size() > 0) {
std::set<MSchedGraphNode*> ccSet;
connectedComponentSet(*(lastNodes.begin()),ccSet, lastNodes);
if(ccSet.size() > 0)
partialOrder.push_back(ccSet);
- }*/
- if(lastNodes.size() > 0)
- partialOrder.push_back(lastNodes);
-
-
+ }
+
+
//Clean up branches by putting them in final order
- std::map<unsigned, MSchedGraphNode*> branchOrder;
- for(std::vector<MSchedGraphNode*>::iterator I = branches.begin(), E = branches.end(); I != E; ++I)
- branchOrder[(*I)->getIndex()] = *I;
-
- for(std::map<unsigned, MSchedGraphNode*>::reverse_iterator I = branchOrder.rbegin(), E = branchOrder.rend(); I != E; ++I)
- FinalNodeOrder.push_back(I->second);
-
+ assert(branches.size() == 0 && "We should not have any branches in our graph");
}
void ModuloSchedulingPass::connectedComponentSet(MSchedGraphNode *node, std::set<MSchedGraphNode*> &ccSet, std::set<MSchedGraphNode*> &lastNodes) {
//Add to final set
-if( !ccSet.count(node) && lastNodes.count(node)) {
+ if( !ccSet.count(node) && lastNodes.count(node)) {
lastNodes.erase(node);
- if(node->isBranch() && !node->hasPredecessors())
- FinalNodeOrder.push_back(node);
- else
- ccSet.insert(node);
+ ccSet.insert(node);
}
else
return;
-
+
//Loop over successors and recurse if we have not seen this node before
for(MSchedGraphNode::succ_iterator node_succ = node->succ_begin(), end=node->succ_end(); node_succ != end; ++node_succ) {
connectedComponentSet(*node_succ, ccSet, lastNodes);
@@ -2552,7 +2536,8 @@
//Write prologue
- writePrologues(prologues, BB, llvm_prologues, valuesToSave, newValues, newValLocation);
+ if(schedule.getMaxStage() != 0)
+ writePrologues(prologues, BB, llvm_prologues, valuesToSave, newValues, newValLocation);
//Print out epilogues and prologue
DEBUG(for(std::vector<MachineBasicBlock*>::iterator I = prologues.begin(), E = prologues.end();
@@ -2571,7 +2556,8 @@
std::vector<BasicBlock*> llvm_epilogues;
//Write epilogues
- writeEpilogues(epilogues, BB, llvm_epilogues, valuesToSave, newValues, newValLocation, kernelPHIs);
+ if(schedule.getMaxStage() != 0)
+ writeEpilogues(epilogues, BB, llvm_epilogues, valuesToSave, newValues, newValLocation, kernelPHIs);
//Fix our branches
@@ -2607,51 +2593,53 @@
const TargetInstrInfo *TMI = target.getInstrInfo();
- //Fix prologue branches
- for(unsigned I = 0; I < prologues.size(); ++I) {
-
- //Find terminator since getFirstTerminator does not work!
- for(MachineBasicBlock::reverse_iterator mInst = prologues[I]->rbegin(), mInstEnd = prologues[I]->rend(); mInst != mInstEnd; ++mInst) {
- MachineOpCode OC = mInst->getOpcode();
- //If its a branch update its branchto
- if(TMI->isBranch(OC)) {
- for(unsigned opNum = 0; opNum < mInst->getNumOperands(); ++opNum) {
- MachineOperand &mOp = mInst->getOperand(opNum);
- if (mOp.getType() == MachineOperand::MO_PCRelativeDisp) {
- //Check if we are branching to the kernel, if not branch to epilogue
- if(mOp.getVRegValue() == BB->getBasicBlock()) {
- if(I == prologues.size()-1)
- mOp.setValueReg(llvmKernelBB);
- else
- mOp.setValueReg(llvm_prologues[I+1]);
- }
- else {
- mOp.setValueReg(llvm_epilogues[(llvm_epilogues.size()-1-I)]);
+ if(schedule.getMaxStage() != 0) {
+ //Fix prologue branches
+ for(unsigned I = 0; I < prologues.size(); ++I) {
+
+ //Find terminator since getFirstTerminator does not work!
+ for(MachineBasicBlock::reverse_iterator mInst = prologues[I]->rbegin(), mInstEnd = prologues[I]->rend(); mInst != mInstEnd; ++mInst) {
+ MachineOpCode OC = mInst->getOpcode();
+ //If its a branch update its branchto
+ if(TMI->isBranch(OC)) {
+ for(unsigned opNum = 0; opNum < mInst->getNumOperands(); ++opNum) {
+ MachineOperand &mOp = mInst->getOperand(opNum);
+ if (mOp.getType() == MachineOperand::MO_PCRelativeDisp) {
+ //Check if we are branching to the kernel, if not branch to epilogue
+ if(mOp.getVRegValue() == BB->getBasicBlock()) {
+ if(I == prologues.size()-1)
+ mOp.setValueReg(llvmKernelBB);
+ else
+ mOp.setValueReg(llvm_prologues[I+1]);
+ }
+ else {
+ mOp.setValueReg(llvm_epilogues[(llvm_epilogues.size()-1-I)]);
+ }
}
}
- }
- DEBUG(std::cerr << "New Prologue Branch: " << *mInst << "\n");
+ DEBUG(std::cerr << "New Prologue Branch: " << *mInst << "\n");
+ }
}
- }
- //Update llvm basic block with our new branch instr
- DEBUG(std::cerr << BB->getBasicBlock()->getTerminator() << "\n");
- const BranchInst *branchVal = dyn_cast<BranchInst>(BB->getBasicBlock()->getTerminator());
+ //Update llvm basic block with our new branch instr
+ DEBUG(std::cerr << BB->getBasicBlock()->getTerminator() << "\n");
+ const BranchInst *branchVal = dyn_cast<BranchInst>(BB->getBasicBlock()->getTerminator());
- if(I == prologues.size()-1) {
- TerminatorInst *newBranch = new BranchInst(llvmKernelBB,
- llvm_epilogues[(llvm_epilogues.size()-1-I)],
- branchVal->getCondition(),
- llvm_prologues[I]);
- }
- else
- TerminatorInst *newBranch = new BranchInst(llvm_prologues[I+1],
- llvm_epilogues[(llvm_epilogues.size()-1-I)],
- branchVal->getCondition(),
- llvm_prologues[I]);
+ if(I == prologues.size()-1) {
+ TerminatorInst *newBranch = new BranchInst(llvmKernelBB,
+ llvm_epilogues[(llvm_epilogues.size()-1-I)],
+ branchVal->getCondition(),
+ llvm_prologues[I]);
+ }
+ else
+ TerminatorInst *newBranch = new BranchInst(llvm_prologues[I+1],
+ llvm_epilogues[(llvm_epilogues.size()-1-I)],
+ branchVal->getCondition(),
+ llvm_prologues[I]);
+ }
}
Value *origBranchExit = 0;
@@ -2673,6 +2661,8 @@
origBranchExit = mOp.getVRegValue();
mOp.setValueReg(llvm_epilogues[0]);
}
+ else
+ origBranchExit = mOp.getVRegValue();
}
}
}
@@ -2681,14 +2671,24 @@
//Update kernelLLVM branches
const BranchInst *branchVal = dyn_cast<BranchInst>(BB->getBasicBlock()->getTerminator());
- assert(llvm_epilogues.size() != 0 && "We must have epilogues!");
+ assert(origBranchExit != 0 && "We must have the original bb the kernel exits to!");
- TerminatorInst *newBranch = new BranchInst(llvmKernelBB,
- llvm_epilogues[0],
- branchVal->getCondition(),
- llvmKernelBB);
-
+ if(epilogues.size() > 0) {
+ TerminatorInst *newBranch = new BranchInst(llvmKernelBB,
+ llvm_epilogues[0],
+ branchVal->getCondition(),
+ llvmKernelBB);
+ }
+ else {
+ BasicBlock *origBBExit = dyn_cast<BasicBlock>(origBranchExit);
+ assert(origBBExit !=0 && "Original exit basic block must be set");
+ TerminatorInst *newBranch = new BranchInst(llvmKernelBB,
+ origBBExit,
+ branchVal->getCondition(),
+ llvmKernelBB);
+ }
+ if(schedule.getMaxStage() != 0) {
//Lastly add unconditional branches for the epilogues
for(unsigned I = 0; I < epilogues.size(); ++I) {
@@ -2720,6 +2720,7 @@
BuildMI(epilogues[I], V9::NOP, 0);
}
+ }
//FIX UP Machine BB entry!!
//We are looking at the predecesor of our loop basic block and we want to change its ba instruction
Index: llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.h
diff -u llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.h:1.26 llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.h:1.27
--- llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.h:1.26 Tue Mar 29 14:35:10 2005
+++ llvm/lib/Target/SparcV9/ModuloScheduling/ModuloScheduling.h Tue Apr 5 11:36:44 2005
@@ -149,8 +149,6 @@
// getAnalysisUsage
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<DependenceAnalyzer>();
- AU.addRequired<AliasAnalysis>();
- AU.addRequired<TargetData>();
}
};
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