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authorDimitry Andric <dim@FreeBSD.org>2016-01-13 20:00:46 +0000
committerDimitry Andric <dim@FreeBSD.org>2016-01-13 20:00:46 +0000
commit0414e226b73ef7952be3ef346c1c802e7f036f54 (patch)
treeff0114c0524108a01707e4101f3224db0d7fd01f /lib/StaticAnalyzer/Core/MemRegion.cpp
parent97b17066aaac3f1590a809d79abe98fde03821ec (diff)
Notes
Diffstat (limited to 'lib/StaticAnalyzer/Core/MemRegion.cpp')
-rw-r--r--lib/StaticAnalyzer/Core/MemRegion.cpp60
1 files changed, 32 insertions, 28 deletions
diff --git a/lib/StaticAnalyzer/Core/MemRegion.cpp b/lib/StaticAnalyzer/Core/MemRegion.cpp
index ad3f396e39a1f..30052ccacee44 100644
--- a/lib/StaticAnalyzer/Core/MemRegion.cpp
+++ b/lib/StaticAnalyzer/Core/MemRegion.cpp
@@ -245,7 +245,7 @@ QualType CXXBaseObjectRegion::getValueType() const {
// FoldingSet profiling.
//===----------------------------------------------------------------------===//
-void MemSpaceRegion::Profile(llvm::FoldingSetNodeID& ID) const {
+void MemSpaceRegion::Profile(llvm::FoldingSetNodeID &ID) const {
ID.AddInteger((unsigned)getKind());
}
@@ -357,31 +357,31 @@ void ElementRegion::Profile(llvm::FoldingSetNodeID& ID) const {
ElementRegion::ProfileRegion(ID, ElementType, Index, superRegion);
}
-void FunctionTextRegion::ProfileRegion(llvm::FoldingSetNodeID& ID,
+void FunctionCodeRegion::ProfileRegion(llvm::FoldingSetNodeID& ID,
const NamedDecl *FD,
const MemRegion*) {
- ID.AddInteger(MemRegion::FunctionTextRegionKind);
+ ID.AddInteger(MemRegion::FunctionCodeRegionKind);
ID.AddPointer(FD);
}
-void FunctionTextRegion::Profile(llvm::FoldingSetNodeID& ID) const {
- FunctionTextRegion::ProfileRegion(ID, FD, superRegion);
+void FunctionCodeRegion::Profile(llvm::FoldingSetNodeID& ID) const {
+ FunctionCodeRegion::ProfileRegion(ID, FD, superRegion);
}
-void BlockTextRegion::ProfileRegion(llvm::FoldingSetNodeID& ID,
+void BlockCodeRegion::ProfileRegion(llvm::FoldingSetNodeID& ID,
const BlockDecl *BD, CanQualType,
const AnalysisDeclContext *AC,
const MemRegion*) {
- ID.AddInteger(MemRegion::BlockTextRegionKind);
+ ID.AddInteger(MemRegion::BlockCodeRegionKind);
ID.AddPointer(BD);
}
-void BlockTextRegion::Profile(llvm::FoldingSetNodeID& ID) const {
- BlockTextRegion::ProfileRegion(ID, BD, locTy, AC, superRegion);
+void BlockCodeRegion::Profile(llvm::FoldingSetNodeID& ID) const {
+ BlockCodeRegion::ProfileRegion(ID, BD, locTy, AC, superRegion);
}
void BlockDataRegion::ProfileRegion(llvm::FoldingSetNodeID& ID,
- const BlockTextRegion *BC,
+ const BlockCodeRegion *BC,
const LocationContext *LC,
unsigned BlkCount,
const MemRegion *sReg) {
@@ -457,11 +457,11 @@ void AllocaRegion::dumpToStream(raw_ostream &os) const {
os << "alloca{" << (const void*) Ex << ',' << Cnt << '}';
}
-void FunctionTextRegion::dumpToStream(raw_ostream &os) const {
+void FunctionCodeRegion::dumpToStream(raw_ostream &os) const {
os << "code{" << getDecl()->getDeclName().getAsString() << '}';
}
-void BlockTextRegion::dumpToStream(raw_ostream &os) const {
+void BlockCodeRegion::dumpToStream(raw_ostream &os) const {
os << "block_code{" << (const void*) this << '}';
}
@@ -533,6 +533,10 @@ void RegionRawOffset::dumpToStream(raw_ostream &os) const {
os << "raw_offset{" << getRegion() << ',' << getOffset().getQuantity() << '}';
}
+void CodeSpaceRegion::dumpToStream(raw_ostream &os) const {
+ os << "CodeSpaceRegion";
+}
+
void StaticGlobalSpaceRegion::dumpToStream(raw_ostream &os) const {
os << "StaticGlobalsMemSpace{" << CR << '}';
}
@@ -711,11 +715,11 @@ const HeapSpaceRegion *MemRegionManager::getHeapRegion() {
return LazyAllocate(heap);
}
-const MemSpaceRegion *MemRegionManager::getUnknownRegion() {
+const UnknownSpaceRegion *MemRegionManager::getUnknownRegion() {
return LazyAllocate(unknown);
}
-const MemSpaceRegion *MemRegionManager::getCodeRegion() {
+const CodeSpaceRegion *MemRegionManager::getCodeRegion() {
return LazyAllocate(code);
}
@@ -815,11 +819,11 @@ const VarRegion* MemRegionManager::getVarRegion(const VarDecl *D,
const Decl *STCD = STC->getDecl();
if (isa<FunctionDecl>(STCD) || isa<ObjCMethodDecl>(STCD))
sReg = getGlobalsRegion(MemRegion::StaticGlobalSpaceRegionKind,
- getFunctionTextRegion(cast<NamedDecl>(STCD)));
+ getFunctionCodeRegion(cast<NamedDecl>(STCD)));
else if (const BlockDecl *BD = dyn_cast<BlockDecl>(STCD)) {
// FIXME: The fallback type here is totally bogus -- though it should
// never be queried, it will prevent uniquing with the real
- // BlockTextRegion. Ideally we'd fix the AST so that we always had a
+ // BlockCodeRegion. Ideally we'd fix the AST so that we always had a
// signature.
QualType T;
if (const TypeSourceInfo *TSI = BD->getSignatureAsWritten())
@@ -830,8 +834,8 @@ const VarRegion* MemRegionManager::getVarRegion(const VarDecl *D,
T = getContext().getFunctionNoProtoType(T);
T = getContext().getBlockPointerType(T);
- const BlockTextRegion *BTR =
- getBlockTextRegion(BD, C.getCanonicalType(T),
+ const BlockCodeRegion *BTR =
+ getBlockCodeRegion(BD, C.getCanonicalType(T),
STC->getAnalysisDeclContext());
sReg = getGlobalsRegion(MemRegion::StaticGlobalSpaceRegionKind,
BTR);
@@ -852,7 +856,7 @@ const VarRegion *MemRegionManager::getVarRegion(const VarDecl *D,
}
const BlockDataRegion *
-MemRegionManager::getBlockDataRegion(const BlockTextRegion *BC,
+MemRegionManager::getBlockDataRegion(const BlockCodeRegion *BC,
const LocationContext *LC,
unsigned blockCount) {
const MemRegion *sReg = nullptr;
@@ -925,15 +929,15 @@ MemRegionManager::getElementRegion(QualType elementType, NonLoc Idx,
return R;
}
-const FunctionTextRegion *
-MemRegionManager::getFunctionTextRegion(const NamedDecl *FD) {
- return getSubRegion<FunctionTextRegion>(FD, getCodeRegion());
+const FunctionCodeRegion *
+MemRegionManager::getFunctionCodeRegion(const NamedDecl *FD) {
+ return getSubRegion<FunctionCodeRegion>(FD, getCodeRegion());
}
-const BlockTextRegion *
-MemRegionManager::getBlockTextRegion(const BlockDecl *BD, CanQualType locTy,
+const BlockCodeRegion *
+MemRegionManager::getBlockCodeRegion(const BlockDecl *BD, CanQualType locTy,
AnalysisDeclContext *AC) {
- return getSubRegion<BlockTextRegion>(BD, locTy, AC, getCodeRegion());
+ return getSubRegion<BlockCodeRegion>(BD, locTy, AC, getCodeRegion());
}
@@ -1196,7 +1200,7 @@ RegionOffset MemRegion::getAsOffset() const {
while (1) {
switch (R->getKind()) {
- case GenericMemSpaceRegionKind:
+ case CodeSpaceRegionKind:
case StackLocalsSpaceRegionKind:
case StackArgumentsSpaceRegionKind:
case HeapSpaceRegionKind:
@@ -1209,8 +1213,8 @@ RegionOffset MemRegion::getAsOffset() const {
assert(Offset == 0 && !SymbolicOffsetBase);
goto Finish;
- case FunctionTextRegionKind:
- case BlockTextRegionKind:
+ case FunctionCodeRegionKind:
+ case BlockCodeRegionKind:
case BlockDataRegionKind:
// These will never have bindings, but may end up having values requested
// if the user does some strange casting.