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Make code more readable.

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llvm-svn: 12305
This commit is contained in:
Misha Brukman 2004-03-12 00:58:41 +00:00
parent 8eac0e432a
commit da119ce857
1 changed files with 31 additions and 35 deletions
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66
lib/Analysis/IPA/MemoryDepAnalysis.cpp
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@ -53,7 +53,7 @@ namespace llvm {
struct ModRefTable {
typedef hash_map<Instruction*, ModRefInfo> ModRefMap;
typedef ModRefMap::const_iterator const_map_iterator;
typedef ModRefMap:: iterator map_iterator;
typedef ModRefMap:: iterator map_iterator;
typedef std::vector<Instruction*>::const_iterator const_ref_iterator;
typedef std::vector<Instruction*>:: iterator ref_iterator;
@ -131,9 +131,9 @@ class ModRefInfoBuilder : public InstVisitor<ModRefInfoBuilder> {
void operator=(const ModRefInfoBuilder&); // DO NOT IMPLEMENT
public:
/*ctor*/ ModRefInfoBuilder(const DSGraph& _funcGraph,
const FunctionModRefInfo& _funcModRef,
ModRefTable& _modRefTable)
ModRefInfoBuilder(const DSGraph& _funcGraph,
const FunctionModRefInfo& _funcModRef,
ModRefTable& _modRefTable)
: funcGraph(_funcGraph), funcModRef(_funcModRef), modRefTable(_modRefTable)
{
}
@ -142,15 +142,15 @@ public:
// Add the call to the defs list if it modifies any nodes and to the uses
// list if it refs any nodes.
//
void visitCallInst (CallInst& callInst) {
void visitCallInst(CallInst& callInst) {
ModRefInfo safeModRef(funcGraph.getGraphSize());
const ModRefInfo* callModRef = funcModRef.getModRefInfo(callInst);
if (callModRef == NULL)
{ // call to external/unknown function: mark all nodes as Mod and Ref
safeModRef.getModSet().set();
safeModRef.getRefSet().set();
callModRef = &safeModRef;
}
if (callModRef == NULL) {
// call to external/unknown function: mark all nodes as Mod and Ref
safeModRef.getModSet().set();
safeModRef.getRefSet().set();
callModRef = &safeModRef;
}
modRefTable.modRefMap.insert(std::make_pair(&callInst,
ModRefInfo(*callModRef)));
@ -163,40 +163,36 @@ public:
// At a store instruction, add to the mod set the single node pointed to
// by the pointer argument of the store. Interestingly, if there is no
// such node, that would be a null pointer reference!
void visitStoreInst (StoreInst& storeInst) {
void visitStoreInst(StoreInst& storeInst) {
const DSNodeHandle& ptrNode =
funcGraph.getNodeForValue(storeInst.getPointerOperand());
if (const DSNode* target = ptrNode.getNode())
{
unsigned nodeId = funcModRef.getNodeId(target);
ModRefInfo& minfo =
modRefTable.modRefMap.insert(
std::make_pair(&storeInst,
ModRefInfo(funcGraph.getGraphSize()))).first->second;
minfo.setNodeIsMod(nodeId);
modRefTable.AddDef(&storeInst);
}
else
if (const DSNode* target = ptrNode.getNode()) {
unsigned nodeId = funcModRef.getNodeId(target);
ModRefInfo& minfo =
modRefTable.modRefMap.insert(
std::make_pair(&storeInst,
ModRefInfo(funcGraph.getGraphSize()))).first->second;
minfo.setNodeIsMod(nodeId);
modRefTable.AddDef(&storeInst);
} else
std::cerr << "Warning: Uninitialized pointer reference!\n";
}
// At a load instruction, add to the ref set the single node pointed to
// by the pointer argument of the load. Interestingly, if there is no
// such node, that would be a null pointer reference!
void visitLoadInst (LoadInst& loadInst) {
void visitLoadInst(LoadInst& loadInst) {
const DSNodeHandle& ptrNode =
funcGraph.getNodeForValue(loadInst.getPointerOperand());
if (const DSNode* target = ptrNode.getNode())
{
unsigned nodeId = funcModRef.getNodeId(target);
ModRefInfo& minfo =
modRefTable.modRefMap.insert(
std::make_pair(&loadInst,
ModRefInfo(funcGraph.getGraphSize()))).first->second;
minfo.setNodeIsRef(nodeId);
modRefTable.AddUse(&loadInst);
}
else
if (const DSNode* target = ptrNode.getNode()) {
unsigned nodeId = funcModRef.getNodeId(target);
ModRefInfo& minfo =
modRefTable.modRefMap.insert(
std::make_pair(&loadInst,
ModRefInfo(funcGraph.getGraphSize()))).first->second;
minfo.setNodeIsRef(nodeId);
modRefTable.AddUse(&loadInst);
} else
std::cerr << "Warning: Uninitialized pointer reference!\n";
}
};