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Convert operand iterator over to work like an STL iterator

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1720 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-02-05 06:02:59 +00:00
parent 748697d242
commit 2f898d2074
12 changed files with 199 additions and 272 deletions
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14
lib/Target/SparcV9/InstrSched/SchedPriorities.cpp
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@@ -20,7 +20,6 @@
#include "SchedPriorities.h"
#include "llvm/Analysis/LiveVar/MethodLiveVarInfo.h"
#include "llvm/Analysis/LiveVar/ValueSet.h"
#include "Support/PostOrderIterator.h"
#include <iostream>
using std::cerr;
@@ -266,24 +265,25 @@ SchedPriorities::findSetWithMaxDelay(std::vector<candIndex>& mcands,
bool
SchedPriorities::instructionHasLastUse(MethodLiveVarInfo& methodLiveVarInfo,
const SchedGraphNode* graphNode) {
const MachineInstr* minstr = graphNode->getMachineInstr();
const MachineInstr *MI = graphNode->getMachineInstr();
std::hash_map<const MachineInstr*, bool>::const_iterator
ui = lastUseMap.find(minstr);
ui = lastUseMap.find(MI);
if (ui != lastUseMap.end())
return ui->second;
// else check if instruction is a last use and save it in the hash_map
bool hasLastUse = false;
const BasicBlock* bb = graphNode->getBB();
const ValueSet &LVs = methodLiveVarInfo.getLiveVarSetBeforeMInst(minstr, bb);
const ValueSet &LVs = methodLiveVarInfo.getLiveVarSetBeforeMInst(MI, bb);
for (MachineInstr::val_const_op_iterator vo(minstr); !vo.done(); ++vo)
if (!LVs.count(*vo)) {
for (MachineInstr::const_val_op_iterator OI = MI->begin(), OE = MI->end();
OI != OE; ++OI)
if (!LVs.count(*OI)) {
hasLastUse = true;
break;
}
return lastUseMap[minstr] = hasLastUse;
return lastUseMap[MI] = hasLastUse;
}