diff options
| -rw-r--r-- | include/llvm/Target/TargetAsmBackend.h | 8 | ||||
| -rw-r--r-- | lib/Target/X86/X86AsmBackend.cpp | 14 |
2 files changed, 18 insertions, 4 deletions
diff --git a/include/llvm/Target/TargetAsmBackend.h b/include/llvm/Target/TargetAsmBackend.h index 7527298efa..2111f6b7a9 100644 --- a/include/llvm/Target/TargetAsmBackend.h +++ b/include/llvm/Target/TargetAsmBackend.h @@ -16,6 +16,7 @@ #include "llvm/Support/DataTypes.h" namespace llvm { +class MCELFObjectTargetWriter; class MCFixup; class MCInst; class MCObjectWriter; @@ -40,6 +41,13 @@ public: /// assembler backend to emit the final object file. virtual MCObjectWriter *createObjectWriter(raw_ostream &OS) const = 0; + /// createELFObjectTargetWriter - Create a new ELFObjectTargetWriter to enable + /// non-standard ELFObjectWriters. + virtual MCELFObjectTargetWriter *createELFObjectTargetWriter() const { + assert(0 && "createELFObjectTargetWriter is not supported by asm backend"); + return 0; + } + /// hasReliableSymbolDifference - Check whether this target implements /// accurate relocations for differences between symbols. If not, differences /// between symbols will always be relocatable expressions and any references diff --git a/lib/Target/X86/X86AsmBackend.cpp b/lib/Target/X86/X86AsmBackend.cpp index da5f5b182c..05882b5f00 100644 --- a/lib/Target/X86/X86AsmBackend.cpp +++ b/lib/Target/X86/X86AsmBackend.cpp @@ -307,10 +307,13 @@ public: : ELFX86AsmBackend(T, OSType) {} MCObjectWriter *createObjectWriter(raw_ostream &OS) const { - return createELFObjectWriter(new X86ELFObjectWriter(false, OSType, - ELF::EM_386, false), + return createELFObjectWriter(createELFObjectTargetWriter(), OS, /*IsLittleEndian*/ true); } + + MCELFObjectTargetWriter *createELFObjectTargetWriter() const { + return new X86ELFObjectWriter(false, OSType, ELF::EM_386, false); + } }; class ELFX86_64AsmBackend : public ELFX86AsmBackend { @@ -319,10 +322,13 @@ public: : ELFX86AsmBackend(T, OSType) {} MCObjectWriter *createObjectWriter(raw_ostream &OS) const { - return createELFObjectWriter(new X86ELFObjectWriter(true, OSType, - ELF::EM_X86_64, true), + return createELFObjectWriter(createELFObjectTargetWriter(), OS, /*IsLittleEndian*/ true); } + + MCELFObjectTargetWriter *createELFObjectTargetWriter() const { + return new X86ELFObjectWriter(true, OSType, ELF::EM_386, true); + } }; class WindowsX86AsmBackend : public X86AsmBackend { |