Add a __LD,__compact_unwind section.
If the linker supports it, this will hold the CIE and FDE information in a
compact format. The implementation of the compact unwinding emission is coming
soon.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133658 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
index 2da1bd4..3f346a3 100644
--- a/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
+++ b/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
@@ -605,6 +605,12 @@
// 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 3e2a768..9f87c07 100644
--- a/lib/Target/TargetLoweringObjectFile.cpp
+++ b/lib/Target/TargetLoweringObjectFile.cpp
@@ -43,6 +43,7 @@
StaticCtorSection = 0;
StaticDtorSection = 0;
LSDASection = 0;
+ CompactUnwindSection = 0;
CommDirectiveSupportsAlignment = true;
DwarfAbbrevSection = 0;