[lld] r237881 - [ARM] Add skeleton implementation of DSO linking
Denis Protivensky
dprotivensky at accesssoftek.com
Thu May 21 02:28:27 PDT 2015
Author: denis-protivensky
Date: Thu May 21 04:28:25 2015
New Revision: 237881
URL: http://llvm.org/viewvc/llvm-project?rev=237881&view=rev
Log:
[ARM] Add skeleton implementation of DSO linking
Added:
lld/trunk/lib/ReaderWriter/ELF/ARM/ARMDynamicLibraryWriter.h
Modified:
lld/trunk/lib/ReaderWriter/ELF/ARM/ARMRelocationPass.cpp
lld/trunk/lib/ReaderWriter/ELF/ARM/ARMTargetHandler.cpp
Added: lld/trunk/lib/ReaderWriter/ELF/ARM/ARMDynamicLibraryWriter.h
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/lib/ReaderWriter/ELF/ARM/ARMDynamicLibraryWriter.h?rev=237881&view=auto
==============================================================================
--- lld/trunk/lib/ReaderWriter/ELF/ARM/ARMDynamicLibraryWriter.h (added)
+++ lld/trunk/lib/ReaderWriter/ELF/ARM/ARMDynamicLibraryWriter.h Thu May 21 04:28:25 2015
@@ -0,0 +1,44 @@
+//===- lib/ReaderWriter/ELF/ARM/ARMDynamicLibraryWriter.h -----------------===//
+//
+// The LLVM Linker
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+#ifndef LLD_READER_WRITER_ELF_ARM_ARM_DYNAMIC_LIBRARY_WRITER_H
+#define LLD_READER_WRITER_ELF_ARM_ARM_DYNAMIC_LIBRARY_WRITER_H
+
+#include "DynamicLibraryWriter.h"
+#include "ARMLinkingContext.h"
+#include "ARMTargetHandler.h"
+
+namespace lld {
+namespace elf {
+
+class ARMDynamicLibraryWriter : public DynamicLibraryWriter<ELF32LE> {
+public:
+ ARMDynamicLibraryWriter(ARMLinkingContext &ctx, ARMTargetLayout &layout);
+
+protected:
+ // Add any runtime files and their atoms to the output
+ void createImplicitFiles(std::vector<std::unique_ptr<File>> &) override;
+
+private:
+ ARMLinkingContext &_ctx;
+ ARMTargetLayout &_armLayout;
+};
+
+ARMDynamicLibraryWriter::ARMDynamicLibraryWriter(ARMLinkingContext &ctx,
+ ARMTargetLayout &layout)
+ : DynamicLibraryWriter(ctx, layout), _ctx(ctx), _armLayout(layout) {}
+
+void ARMDynamicLibraryWriter::createImplicitFiles(
+ std::vector<std::unique_ptr<File>> &result) {
+ DynamicLibraryWriter::createImplicitFiles(result);
+}
+
+} // namespace elf
+} // namespace lld
+
+#endif // LLD_READER_WRITER_ELF_ARM_ARM_DYNAMIC_LIBRARY_WRITER_H
Modified: lld/trunk/lib/ReaderWriter/ELF/ARM/ARMRelocationPass.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/lib/ReaderWriter/ELF/ARM/ARMRelocationPass.cpp?rev=237881&r1=237880&r2=237881&view=diff
==============================================================================
--- lld/trunk/lib/ReaderWriter/ELF/ARM/ARMRelocationPass.cpp (original)
+++ lld/trunk/lib/ReaderWriter/ELF/ARM/ARMRelocationPass.cpp Thu May 21 04:28:25 2015
@@ -961,6 +961,8 @@ lld::elf::createARMRelocationPass(const
if (ctx.isDynamic())
return llvm::make_unique<ARMDynamicRelocationPass>(ctx);
return llvm::make_unique<ARMStaticRelocationPass>(ctx);
+ case llvm::ELF::ET_DYN:
+ return llvm::make_unique<ARMDynamicRelocationPass>(ctx);
default:
llvm_unreachable("Unhandled output file type");
}
Modified: lld/trunk/lib/ReaderWriter/ELF/ARM/ARMTargetHandler.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/lib/ReaderWriter/ELF/ARM/ARMTargetHandler.cpp?rev=237881&r1=237880&r2=237881&view=diff
==============================================================================
--- lld/trunk/lib/ReaderWriter/ELF/ARM/ARMTargetHandler.cpp (original)
+++ lld/trunk/lib/ReaderWriter/ELF/ARM/ARMTargetHandler.cpp Thu May 21 04:28:25 2015
@@ -9,6 +9,7 @@
#include "Atoms.h"
#include "ARMExecutableWriter.h"
+#include "ARMDynamicLibraryWriter.h"
#include "ARMTargetHandler.h"
#include "ARMLinkingContext.h"
@@ -23,6 +24,8 @@ std::unique_ptr<Writer> ARMTargetHandler
switch (this->_ctx.getOutputELFType()) {
case llvm::ELF::ET_EXEC:
return llvm::make_unique<ARMExecutableWriter>(_ctx, *_targetLayout);
+ case llvm::ELF::ET_DYN:
+ return llvm::make_unique<ARMDynamicLibraryWriter>(_ctx, *_targetLayout);
default:
llvm_unreachable("unsupported output type");
}
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