[PATCH] D57810: MC/ELF: Allow targets to set ABI version

[Konstantin Zhuravlyov via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL354072: MC/ELF: Allow targets to set ABI version (authored by kzhuravl, committed by ).
Herald added a project: LLVM.

Changed prior to commit:
  https://reviews.llvm.org/D57810?vs=185507&id=186921#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D57810/new/

https://reviews.llvm.org/D57810

Files:
  llvm/trunk/include/llvm/MC/MCELFObjectWriter.h
  llvm/trunk/lib/MC/ELFObjectWriter.cpp
  llvm/trunk/lib/MC/MCELFObjectTargetWriter.cpp


Index: llvm/trunk/lib/MC/ELFObjectWriter.cpp
===================================================================
--- llvm/trunk/lib/MC/ELFObjectWriter.cpp
+++ llvm/trunk/lib/MC/ELFObjectWriter.cpp
@@ -425,7 +425,8 @@
   W.OS << char(ELF::EV_CURRENT);        // e_ident[EI_VERSION]
   // e_ident[EI_OSABI]
   W.OS << char(OWriter.TargetObjectWriter->getOSABI());
-  W.OS << char(0);                  // e_ident[EI_ABIVERSION]
+  // e_ident[EI_ABIVERSION]
+  W.OS << char(OWriter.TargetObjectWriter->getABIVersion());
 
   W.OS.write_zeros(ELF::EI_NIDENT - ELF::EI_PAD);
 
Index: llvm/trunk/lib/MC/MCELFObjectTargetWriter.cpp
===================================================================
--- llvm/trunk/lib/MC/MCELFObjectTargetWriter.cpp
+++ llvm/trunk/lib/MC/MCELFObjectTargetWriter.cpp
@@ -12,8 +12,9 @@
 
 MCELFObjectTargetWriter::MCELFObjectTargetWriter(bool Is64Bit_, uint8_t OSABI_,
                                                  uint16_t EMachine_,
-                                                 bool HasRelocationAddend_)
-    : OSABI(OSABI_), EMachine(EMachine_),
+                                                 bool HasRelocationAddend_,
+                                                 uint8_t ABIVersion_)
+    : OSABI(OSABI_), ABIVersion(ABIVersion_), EMachine(EMachine_),
       HasRelocationAddend(HasRelocationAddend_), Is64Bit(Is64Bit_) {}
 
 bool MCELFObjectTargetWriter::needsRelocateWithSymbol(const MCSymbol &Sym,
Index: llvm/trunk/include/llvm/MC/MCELFObjectWriter.h
===================================================================
--- llvm/trunk/include/llvm/MC/MCELFObjectWriter.h
+++ llvm/trunk/include/llvm/MC/MCELFObjectWriter.h
@@ -53,13 +53,14 @@
 
 class MCELFObjectTargetWriter : public MCObjectTargetWriter {
   const uint8_t OSABI;
+  const uint8_t ABIVersion;
   const uint16_t EMachine;
   const unsigned HasRelocationAddend : 1;
   const unsigned Is64Bit : 1;
 
 protected:
   MCELFObjectTargetWriter(bool Is64Bit_, uint8_t OSABI_, uint16_t EMachine_,
-                          bool HasRelocationAddend);
+                          bool HasRelocationAddend_, uint8_t ABIVersion_ = 0);
 
 public:
   virtual ~MCELFObjectTargetWriter() = default;
@@ -97,6 +98,7 @@
   /// \name Accessors
   /// @{
   uint8_t getOSABI() const { return OSABI; }
+  uint8_t getABIVersion() const { return ABIVersion; }
   uint16_t getEMachine() const { return EMachine; }
   bool hasRelocationAddend() const { return HasRelocationAddend; }
   bool is64Bit() const { return Is64Bit; }


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