Add a method to get the object-file appropriate stack map section.
Thanks to Eric Christopher for the tips on the appropriate way to do this.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194282 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/MC/MCObjectFileInfo.h b/include/llvm/MC/MCObjectFileInfo.h
index 5e5debe..c48dcb0 100644
--- a/include/llvm/MC/MCObjectFileInfo.h
+++ b/include/llvm/MC/MCObjectFileInfo.h
@@ -142,6 +142,8 @@
/// ELF and MachO only.
const MCSection *TLSBSSSection; // Defaults to ".tbss".
+ /// StackMap section.
+ const MCSection *StackMapSection;
/// EHFrameSection - EH frame section. It is initialized on demand so it
/// can be overwritten (with uniquing).
@@ -285,6 +287,8 @@
const MCSection *getTLSDataSection() const { return TLSDataSection; }
const MCSection *getTLSBSSSection() const { return TLSBSSSection; }
+ const MCSection *getStackMapSection() const { return StackMapSection; }
+
/// ELF specific sections.
///
const MCSection *getDataRelSection() const { return DataRelSection; }
diff --git a/lib/CodeGen/StackMaps.cpp b/lib/CodeGen/StackMaps.cpp
index b9b652d..b6a900a 100644
--- a/lib/CodeGen/StackMaps.cpp
+++ b/lib/CodeGen/StackMaps.cpp
@@ -97,8 +97,7 @@
// Create the section.
const MCSection *StackMapSection =
- OutContext.getMachOSection("__LLVM_STACKMAPS", "__llvm_stackmaps", 0,
- SectionKind::getMetadata());
+ OutContext.getObjectFileInfo().getStackMapSection();
AP.OutStreamer.SwitchSection(StackMapSection);
// Emit a dummy symbol to force section inclusion.
diff --git a/lib/MC/MCObjectFileInfo.cpp b/lib/MC/MCObjectFileInfo.cpp
index 958648c..8ef4a0a 100644
--- a/lib/MC/MCObjectFileInfo.cpp
+++ b/lib/MC/MCObjectFileInfo.cpp
@@ -234,6 +234,9 @@
Ctx->getMachOSection("__DWARF", "__debug_inlined",
MCSectionMachO::S_ATTR_DEBUG,
SectionKind::getMetadata());
+ StackMapSection =
+ Ctx->getMachOSection("__LLVM_STACKMAPS", "__llvm_stackmaps", 0,
+ SectionKind::getMetadata());
TLSExtraDataSection = TLSTLVSection;
}