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-rw-r--r--llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp19
-rw-r--r--llvm/lib/CodeGen/AsmPrinter/EHStreamer.cpp2
2 files changed, 16 insertions, 5 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index d72cf592298..4391e80c6cc 100644
--- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -949,6 +949,18 @@ void AsmPrinter::emitFrameAlloc(const MachineInstr &MI) {
MCConstantExpr::create(FrameOffset, OutContext));
}
+static bool needFuncLabelsForEHOrDebugInfo(const MachineFunction &MF,
+ MachineModuleInfo *MMI) {
+ if (!MF.getLandingPads().empty() || MF.hasEHFunclets() || MMI->hasDebugInfo())
+ return true;
+
+ // We might emit an LSDA anyway if we have an EH personality.
+ const Constant *PerFn = MF.getFunction()->getPersonalityFn();
+ if (!PerFn)
+ return false;
+ return !isNoOpWithoutInvoke(classifyEHPersonality(PerFn));
+}
+
/// EmitFunctionBody - This method emits the body and trailer for a
/// function.
void AsmPrinter::EmitFunctionBody() {
@@ -1076,8 +1088,8 @@ void AsmPrinter::EmitFunctionBody() {
// Emit target-specific gunk after the function body.
EmitFunctionBodyEnd();
- if (!MF->getLandingPads().empty() || MMI->hasDebugInfo() ||
- MF->hasEHFunclets() || MAI->hasDotTypeDotSizeDirective()) {
+ if (needFuncLabelsForEHOrDebugInfo(*MF, MMI) ||
+ MAI->hasDotTypeDotSizeDirective()) {
// Create a symbol for the end of function.
CurrentFnEnd = createTempSymbol("func_end");
OutStreamer->EmitLabel(CurrentFnEnd);
@@ -1402,8 +1414,7 @@ void AsmPrinter::SetupMachineFunction(MachineFunction &MF) {
CurrentFnBegin = nullptr;
CurExceptionSym = nullptr;
bool NeedsLocalForSize = MAI->needsLocalForSize();
- if (!MF.getLandingPads().empty() || MMI->hasDebugInfo() ||
- MF.hasEHFunclets() || NeedsLocalForSize) {
+ if (needFuncLabelsForEHOrDebugInfo(MF, MMI) || NeedsLocalForSize) {
CurrentFnBegin = createTempSymbol("func_begin");
if (NeedsLocalForSize)
CurrentFnSymForSize = CurrentFnBegin;
diff --git a/llvm/lib/CodeGen/AsmPrinter/EHStreamer.cpp b/llvm/lib/CodeGen/AsmPrinter/EHStreamer.cpp
index 0a4a7a06cb2..e14d5be1177 100644
--- a/llvm/lib/CodeGen/AsmPrinter/EHStreamer.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/EHStreamer.cpp
@@ -309,7 +309,7 @@ computeCallSiteTable(SmallVectorImpl<CallSiteEntry> &CallSites,
// If some instruction between the previous try-range and the end of the
// function may throw, create a call-site entry with no landing pad for the
// region following the try-range.
- if (SawPotentiallyThrowing && !IsSJLJ && LastLabel != nullptr) {
+ if (SawPotentiallyThrowing && !IsSJLJ) {
CallSiteEntry Site = { LastLabel, nullptr, nullptr, 0 };
CallSites.push_back(Site);
}
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