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Add another MDNode into DebugLocTuple. This will be used to keep track of inlined functions.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83190 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2009-10-01 01:15:28 +00:00
parent 75549f4444
commit a1434045c3
3 changed files with 17 additions and 12 deletions
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16
include/llvm/Support/DebugLoc.h
View File

@ -25,17 +25,19 @@ namespace llvm {
///
struct DebugLocTuple {
MDNode *CompileUnit;
MDNode *InlinedLoc;
unsigned Line, Col;
DebugLocTuple()
: CompileUnit(0), Line(~0U), Col(~0U) {};
: CompileUnit(0), InlinedLoc(0), Line(~0U), Col(~0U) {};
DebugLocTuple(MDNode *n, unsigned l, unsigned c)
: CompileUnit(n), Line(l), Col(c) {};
DebugLocTuple(MDNode *n, MDNode *i, unsigned l, unsigned c)
: CompileUnit(n), InlinedLoc(i), Line(l), Col(c) {};
bool operator==(const DebugLocTuple &DLT) const {
return CompileUnit == DLT.CompileUnit &&
Line == DLT.Line && Col == DLT.Col;
InlinedLoc == DLT.InlinedLoc &&
Line == DLT.Line && Col == DLT.Col;
}
bool operator!=(const DebugLocTuple &DLT) const {
return !(*this == DLT);
@ -66,18 +68,20 @@ namespace llvm {
// Specialize DenseMapInfo for DebugLocTuple.
template<> struct DenseMapInfo<DebugLocTuple> {
static inline DebugLocTuple getEmptyKey() {
return DebugLocTuple(0, ~0U, ~0U);
return DebugLocTuple(0, 0, ~0U, ~0U);
}
static inline DebugLocTuple getTombstoneKey() {
return DebugLocTuple((MDNode*)~1U, ~1U, ~1U);
return DebugLocTuple((MDNode*)~1U, (MDNode*)~1U, ~1U, ~1U);
}
static unsigned getHashValue(const DebugLocTuple &Val) {
return DenseMapInfo<MDNode*>::getHashValue(Val.CompileUnit) ^
DenseMapInfo<MDNode*>::getHashValue(Val.InlinedLoc) ^
DenseMapInfo<unsigned>::getHashValue(Val.Line) ^
DenseMapInfo<unsigned>::getHashValue(Val.Col);
}
static bool isEqual(const DebugLocTuple &LHS, const DebugLocTuple &RHS) {
return LHS.CompileUnit == RHS.CompileUnit &&
LHS.InlinedLoc == RHS.InlinedLoc &&
LHS.Line == RHS.Line &&
LHS.Col == RHS.Col;
}

11
lib/Analysis/DebugInfo.cpp
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@ -952,7 +952,6 @@ void DIFactory::InsertDeclare(Value *Storage, DIVariable D, BasicBlock *BB) {
/// processModule - Process entire module and collect debug info.
void DebugInfoFinder::processModule(Module &M) {
for (Module::iterator I = M.begin(), E = M.end(); I != E; ++I)
for (Function::iterator FI = (*I).begin(), FE = (*I).end(); FI != FE; ++FI)
for (BasicBlock::iterator BI = (*FI).begin(), BE = (*FI).end(); BI != BE;
@ -1271,7 +1270,7 @@ bool getLocationInfo(const Value *V, std::string &DisplayName,
Value *Context = SPI.getContext();
// If this location is already tracked then use it.
DebugLocTuple Tuple(cast<MDNode>(Context), SPI.getLine(),
DebugLocTuple Tuple(cast<MDNode>(Context), NULL, SPI.getLine(),
SPI.getColumn());
DenseMap<DebugLocTuple, unsigned>::iterator II
= DebugLocInfo.DebugIdMap.find(Tuple);
@ -1292,9 +1291,11 @@ bool getLocationInfo(const Value *V, std::string &DisplayName,
DebugLocTracker &DebugLocInfo) {
DebugLoc DL;
MDNode *Context = Loc.getScope().getNode();
MDNode *InlinedLoc = NULL;
if (!Loc.getOrigLocation().isNull())
InlinedLoc = Loc.getOrigLocation().getNode();
// If this location is already tracked then use it.
DebugLocTuple Tuple(Context, Loc.getLineNumber(),
DebugLocTuple Tuple(Context, InlinedLoc, Loc.getLineNumber(),
Loc.getColumnNumber());
DenseMap<DebugLocTuple, unsigned>::iterator II
= DebugLocInfo.DebugIdMap.find(Tuple);
@ -1321,7 +1322,7 @@ bool getLocationInfo(const Value *V, std::string &DisplayName,
DICompileUnit CU(Subprogram.getCompileUnit());
// If this location is already tracked then use it.
DebugLocTuple Tuple(CU.getNode(), Line, /* Column */ 0);
DebugLocTuple Tuple(CU.getNode(), NULL, Line, /* Column */ 0);
DenseMap<DebugLocTuple, unsigned>::iterator II
= DebugLocInfo.DebugIdMap.find(Tuple);
if (II != DebugLocInfo.DebugIdMap.end())

2
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
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@ -60,7 +60,7 @@ AsmPrinter::AsmPrinter(formatted_raw_ostream &o, TargetMachine &tm,
OutStreamer(*createAsmStreamer(OutContext, O, *T, 0)),
LastMI(0), LastFn(0), Counter(~0U),
PrevDLT(0, ~0U, ~0U) {
PrevDLT(0, 0, ~0U, ~0U) {
DW = 0; MMI = 0;
switch (AsmVerbose) {
case cl::BOU_UNSET: VerboseAsm = VDef; break;