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-rw-r--r--include/llvm/Target/TargetLoweringObjectFile.h6
-rw-r--r--lib/CodeGen/TargetLoweringObjectFileImpl.cpp6
-rw-r--r--lib/Target/TargetLoweringObjectFile.cpp1
3 files changed, 13 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetLoweringObjectFile.h b/include/llvm/Target/TargetLoweringObjectFile.h
index 3991035ce0..12ea2a5756 100644
--- a/include/llvm/Target/TargetLoweringObjectFile.h
+++ b/include/llvm/Target/TargetLoweringObjectFile.h
@@ -68,6 +68,11 @@ protected:
/// LSDASection - If exception handling is supported by the target, this is
/// the section the Language Specific Data Area information is emitted to.
const MCSection *LSDASection;
+
+ /// CompactUnwindSection - If exception handling is supported by the target
+ /// and the target can support a compact representation of the CIE and FDE,
+ /// this is the section to emit them into.
+ const MCSection *CompactUnwindSection;
// Dwarf sections for debug info. If a target supports debug info, these must
// be set.
@@ -132,6 +137,7 @@ public:
const MCSection *getStaticCtorSection() const { return StaticCtorSection; }
const MCSection *getStaticDtorSection() const { return StaticDtorSection; }
const MCSection *getLSDASection() const { return LSDASection; }
+ const MCSection *getCompactUnwindSection() const{return CompactUnwindSection;}
virtual const MCSection *getEHFrameSection() const = 0;
virtual void emitPersonalityValue(MCStreamer &Streamer,
const TargetMachine &TM,
diff --git a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
index 2da1bd48fb..3f346a3595 100644
--- a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
+++ b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
@@ -605,6 +605,12 @@ void TargetLoweringObjectFileMachO::Initialize(MCContext &Ctx,
// Exception Handling.
LSDASection = getContext().getMachOSection("__TEXT", "__gcc_except_tab", 0,
SectionKind::getReadOnlyWithRel());
+
+ CompactUnwindSection =
+ getContext().getMachOSection("__LD", "__compact_unwind",
+ MCSectionMachO::S_ATTR_DEBUG,
+ SectionKind::getReadOnly());
+
// Debug Information.
DwarfAbbrevSection =
getContext().getMachOSection("__DWARF", "__debug_abbrev",
diff --git a/lib/Target/TargetLoweringObjectFile.cpp b/lib/Target/TargetLoweringObjectFile.cpp
index 3e2a768d2d..9f87c07164 100644
--- a/lib/Target/TargetLoweringObjectFile.cpp
+++ b/lib/Target/TargetLoweringObjectFile.cpp
@@ -43,6 +43,7 @@ TargetLoweringObjectFile::TargetLoweringObjectFile() : Ctx(0) {
StaticCtorSection = 0;
StaticDtorSection = 0;
LSDASection = 0;
+ CompactUnwindSection = 0;
CommDirectiveSupportsAlignment = true;
DwarfAbbrevSection = 0;