wangtao
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[analyser] Refactor shouldInline logic into a helper. 

llvm-svn: 152677
This commit is contained in:
Anna Zaks 2012-03-13 22:15:58 +00:00
parent 6e5b48a6b4
commit 9ff686239a
1 changed files with 19 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
clang/lib/StaticAnalyzer/Core/ExprEngineCallAndReturn.cpp
View File

@ -127,6 +127,22 @@ static unsigned getNumberStackFrames(const LocationContext *LCtx) {
return count;
}
// Determine if we should inline the call.
static bool shouldInline(const FunctionDecl *FD, ExplodedNode *Pred,
AnalysisManager &AMgr) {
AnalysisDeclContext *CalleeADC = AMgr.getAnalysisDeclContext(FD);
const CFG *CalleeCFG = CalleeADC->getCFG();
if (getNumberStackFrames(Pred->getLocationContext())
== AMgr.InlineMaxStackDepth)
return false;
if (CalleeCFG->getNumBlockIDs() > AMgr.InlineMaxFunctionSize)
return false;
return true;
}
bool ExprEngine::InlineCall(ExplodedNodeSet &Dst,
const CallExpr *CE,
ExplodedNode *Pred) {
@ -142,16 +158,11 @@ bool ExprEngine::InlineCall(ExplodedNodeSet &Dst,
// FIXME: Handle C++.
break;
case Stmt::CallExprClass: {
if (getNumberStackFrames(Pred->getLocationContext())
== AMgr.InlineMaxStackDepth)
return false;
AnalysisDeclContext *CalleeADC = AMgr.getAnalysisDeclContext(FD);
const CFG *CalleeCFG = CalleeADC->getCFG();
if (CalleeCFG->getNumBlockIDs() > AMgr.InlineMaxFunctionSize)
if (!shouldInline(FD, Pred, AMgr))
return false;
// Construct a new stack frame for the callee.
AnalysisDeclContext *CalleeADC = AMgr.getAnalysisDeclContext(FD);
const StackFrameContext *CallerSFC =
Pred->getLocationContext()->getCurrentStackFrame();
const StackFrameContext *CalleeSFC =