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* Add data structures and code to track the call sites for each function

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4213 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-10-17 04:24:08 +00:00
parent 8d00c8210e
commit 613692c106
1 changed files with 8 additions and 2 deletions
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10
lib/Analysis/DataStructure/BottomUpClosure.cpp
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@ -10,9 +10,7 @@
#include "llvm/Analysis/DataStructure.h"
#include "llvm/Analysis/DSGraph.h"
#include "llvm/Module.h"
//#include "llvm/DerivedTypes.h"
#include "Support/Statistic.h"
//#include <set>
using std::map;
static RegisterAnalysis<BUDataStructures>
@ -32,6 +30,9 @@ using namespace DataStructureAnalysis;
// our memory... here...
//
void BUDataStructures::releaseMemory() {
// Delete all call site information
CallSites.clear();
for (map<const Function*, DSGraph*>::iterator I = DSInfo.begin(),
E = DSInfo.end(); I != E; ++I)
delete I->second;
@ -151,6 +152,10 @@ DSGraph &BUDataStructures::calculateGraph(Function &F) {
for (unsigned c = 0; c != Callees.size(); ++c) {
// Must be a function type, so this cast MUST succeed.
Function &FI = cast<Function>(*Callees[c]);
// Record that this is a call site of FI.
CallSites[&FI].push_back(CallSite(F, Call));
if (&FI == &F) {
// Self recursion... simply link up the formal arguments with the
// actual arguments...
@ -165,6 +170,7 @@ DSGraph &BUDataStructures::calculateGraph(Function &F) {
// Erase the entry in the callees vector
Callees.erase(Callees.begin()+c--);
} else if (!FI.isExternal()) {
DEBUG(std::cerr << "\t[BU] In " << F.getName() << " inlining: "
<< FI.getName() << "\n");