Add the support code to enable the dwarf accelerator tables. Upcoming patches

to fix the types section (all types, not just global types), and testcases.

The code to do the final emission is disabled by default.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143923 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 20 insertions, 0 deletions

diff --git a/include/llvm/MC/MCObjectFileInfo.h b/include/llvm/MC/MCObjectFileInfo.h
index 060d5085d0..8bdcd4d80d 100644
--- a/include/llvm/MC/MCObjectFileInfo.h
+++ b/include/llvm/MC/MCObjectFileInfo.h
@@ -82,6 +82,14 @@ protected:
   /// this is the section to emit them into.
   const MCSection *CompactUnwindSection;
 
+  /// DwarfAccelNamesSection, DwarfAccelObjCSection
+  /// If we use the DWARF accelerated hash tables then we want toe emit these
+  /// sections.
+  const MCSection *DwarfAccelNamesSection;
+  const MCSection *DwarfAccelObjCSection;
+  const MCSection *DwarfAccelNamespaceSection;
+  const MCSection *DwarfAccelTypesSection;
+
   // Dwarf sections for debug info.  If a target supports debug info, these must
   // be set.
   const MCSection *DwarfAbbrevSection;
@@ -187,6 +195,18 @@ public:
   const MCSection *getCompactUnwindSection() const{
     return CompactUnwindSection;
   }
+  const MCSection *getDwarfAccelNamesSection() const {
+    return DwarfAccelNamesSection;
+  }
+  const MCSection *getDwarfAccelObjCSection() const {
+    return DwarfAccelObjCSection;
+  }
+  const MCSection *getDwarfAccelNamespaceSection() const {
+    return DwarfAccelNamespaceSection;
+  }
+  const MCSection *getDwarfAccelTypesSection() const {
+    return DwarfAccelTypesSection;
+  }
   const MCSection *getDwarfAbbrevSection() const { return DwarfAbbrevSection; }
   const MCSection *getDwarfInfoSection() const { return DwarfInfoSection; }
   const MCSection *getDwarfLineSection() const { return DwarfLineSection; }