X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Fllvm%2FMC%2FMCObjectFileInfo.h;h=321043c522ee451e93bbca9db7349903843fabf5;hb=00e08fcaa02286dd7da9cf9a8d158545532ab832;hp=c8444fda2a6f106f3ffd5b675ad6c5eccdc47cb4;hpb=60230ef987f234df88a166fc7878cf3051bca0a1;p=oota-llvm.git

diff --git a/include/llvm/MC/MCObjectFileInfo.h b/include/llvm/MC/MCObjectFileInfo.h
index c8444fda2a6..321043c522e 100644
--- a/include/llvm/MC/MCObjectFileInfo.h
+++ b/include/llvm/MC/MCObjectFileInfo.h
@@ -11,16 +11,16 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef LLVM_MC_MCBJECTFILEINFO_H
-#define LLVM_MC_MCBJECTFILEINFO_H
+#ifndef LLVM_MC_MCOBJECTFILEINFO_H
+#define LLVM_MC_MCOBJECTFILEINFO_H
 
+#include "llvm/ADT/Triple.h"
 #include "llvm/Support/CodeGen.h"
 
 namespace llvm {
   class MCContext;
   class MCSection;
   class StringRef;
-  class Triple;
 
 class MCObjectFileInfo {
 protected:
@@ -33,23 +33,26 @@ protected:
   /// weak_definition of constant 0 for an omitted EH frame.
   bool SupportsWeakOmittedEHFrame;
 
-  /// IsFunctionEHFrameSymbolPrivate - This flag is set to true if the
-  /// "EH_frame" symbol for EH information should be an assembler temporary (aka
-  /// private linkage, aka an L or .L label) or false if it should be a normal
-  /// non-.globl label.  This defaults to true.
-  bool IsFunctionEHFrameSymbolPrivate;
+  /// SupportsCompactUnwindWithoutEHFrame - True if the target object file
+  /// supports emitting a compact unwind section without an associated EH frame
+  /// section.
+  bool SupportsCompactUnwindWithoutEHFrame;
 
-  /// PersonalityEncoding, LSDAEncoding, FDEEncoding, TTypeEncoding - Some
-  /// encoding values for EH.
+  /// PersonalityEncoding, LSDAEncoding, TTypeEncoding - Some encoding values
+  /// for EH.
   unsigned PersonalityEncoding;
   unsigned LSDAEncoding;
-  unsigned FDEEncoding;
   unsigned FDECFIEncoding;
   unsigned TTypeEncoding;
-  // Section flags for eh_frame
+
+  /// Section flags for eh_frame
   unsigned EHSectionType;
   unsigned EHSectionFlags;
 
+  /// CompactUnwindDwarfEHFrameOnly - Compact unwind encoding indicating that we
+  /// should emit only an EH frame.
+  unsigned CompactUnwindDwarfEHFrameOnly;
+
   /// TextSection - Section directive for standard text.
   ///
   const MCSection *TextSection;
@@ -97,6 +100,9 @@ protected:
   const MCSection *DwarfARangesSection;
   const MCSection *DwarfRangesSection;
   const MCSection *DwarfMacroInfoSection;
+  // The pubnames section is no longer generated by default.  The generation
+  // can be enabled by a compiler flag.
+  const MCSection *DwarfPubNamesSection;
 
   // DWARF5 Experimental Debug Info Sections
   /// DwarfAccelNamesSection, DwarfAccelObjCSection,
@@ -110,11 +116,19 @@ protected:
 
   /// These are used for the Fission separate debug information files.
   const MCSection *DwarfInfoDWOSection;
+  const MCSection *DwarfTypesDWOSection;
   const MCSection *DwarfAbbrevDWOSection;
   const MCSection *DwarfStrDWOSection;
   const MCSection *DwarfLineDWOSection;
   const MCSection *DwarfLocDWOSection;
   const MCSection *DwarfStrOffDWOSection;
+  const MCSection *DwarfAddrSection;
+
+  /// Sections for newer gnu pubnames and pubtypes.
+  const MCSection *DwarfGnuPubNamesSection;
+  const MCSection *DwarfGnuPubTypesSection;
+
+  const MCSection *COFFDebugSymbolsSection;
 
   // Extra TLS Variable Data section.  If the target needs to put additional
   // information for a TLS variable, it'll go here.
@@ -129,6 +143,8 @@ protected:
   /// 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).
@@ -180,23 +196,25 @@ public:
   void InitMCObjectFileInfo(StringRef TT, Reloc::Model RM, CodeModel::Model CM,
                             MCContext &ctx);
 
-  bool isFunctionEHFrameSymbolPrivate() const {
-    return IsFunctionEHFrameSymbolPrivate;
-  }
   bool getSupportsWeakOmittedEHFrame() const {
     return SupportsWeakOmittedEHFrame;
   }
+  bool getSupportsCompactUnwindWithoutEHFrame() const {
+    return SupportsCompactUnwindWithoutEHFrame;
+  }
   bool getCommDirectiveSupportsAlignment() const {
     return CommDirectiveSupportsAlignment;
   }
 
   unsigned getPersonalityEncoding() const { return PersonalityEncoding; }
   unsigned getLSDAEncoding() const { return LSDAEncoding; }
-  unsigned getFDEEncoding(bool CFI) const {
-    return CFI ? FDECFIEncoding : FDEEncoding;
-  }
+  unsigned getFDEEncoding() const { return FDECFIEncoding; }
   unsigned getTTypeEncoding() const { return TTypeEncoding; }
 
+  unsigned getCompactUnwindDwarfEHFrameOnly() const {
+    return CompactUnwindDwarfEHFrameOnly;
+  }
+
   const MCSection *getTextSection() const { return TextSection; }
   const MCSection *getDataSection() const { return DataSection; }
   const MCSection *getBSSSection() const { return BSSSection; }
@@ -208,7 +226,14 @@ public:
   const MCSection *getDwarfInfoSection() const { return DwarfInfoSection; }
   const MCSection *getDwarfLineSection() const { return DwarfLineSection; }
   const MCSection *getDwarfFrameSection() const { return DwarfFrameSection; }
+  const MCSection *getDwarfPubNamesSection() const{return DwarfPubNamesSection;}
   const MCSection *getDwarfPubTypesSection() const{return DwarfPubTypesSection;}
+  const MCSection *getDwarfGnuPubNamesSection() const {
+    return DwarfGnuPubNamesSection;
+  }
+  const MCSection *getDwarfGnuPubTypesSection() const {
+    return DwarfGnuPubTypesSection;
+  }
   const MCSection *getDwarfDebugInlineSection() const {
     return DwarfDebugInlineSection;
   }
@@ -236,6 +261,10 @@ public:
   const MCSection *getDwarfInfoDWOSection() const {
     return DwarfInfoDWOSection;
   }
+  const MCSection *getDwarfTypesSection(uint64_t Hash) const;
+  const MCSection *getDwarfTypesDWOSection() const {
+    return DwarfTypesDWOSection;
+  }
   const MCSection *getDwarfAbbrevDWOSection() const {
     return DwarfAbbrevDWOSection;
   }
@@ -251,6 +280,13 @@ public:
   const MCSection *getDwarfStrOffDWOSection() const {
     return DwarfStrOffDWOSection;
   }
+  const MCSection *getDwarfAddrSection() const {
+    return DwarfAddrSection;
+  }
+
+  const MCSection *getCOFFDebugSymbolsSection() const {
+    return COFFDebugSymbolsSection;
+  }
 
   const MCSection *getTLSExtraDataSection() const {
     return TLSExtraDataSection;
@@ -258,6 +294,8 @@ public:
   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; }
@@ -322,12 +360,21 @@ public:
     return EHFrameSection;
   }
 
-private:
   enum Environment { IsMachO, IsELF, IsCOFF };
+  Environment getObjectFileType() const {
+    return Env;
+  }
+
+  Reloc::Model getRelocM() const {
+    return RelocM;
+  }
+
+private:
   Environment Env;
   Reloc::Model RelocM;
   CodeModel::Model CMModel;
   MCContext *Ctx;
+  Triple TT;
 
   void InitMachOMCObjectFileInfo(Triple T);
   void InitELFMCObjectFileInfo(Triple T);
@@ -336,6 +383,9 @@ private:
   /// InitEHFrameSection - Initialize EHFrameSection on demand.
   ///
   void InitEHFrameSection();
+
+public:
+  const Triple &getTargetTriple() const { return TT; }
 };
 
 } // end namespace llvm