[WebAssembly] Add InputChunk as common base class for InputSegment and InputFunction. NFC.

Differential Revision: https://reviews.llvm.org/D41419

llvm-svn: 322148

1 files changed, 0 insertions, 76 deletions

diff --git a/lld/wasm/InputSegment.h b/lld/wasm/InputSegment.h
deleted file mode 100644
index 10ca8413d2c..00000000000
--- a/lld/wasm/InputSegment.h
+++ /dev/null
@@ -1,76 +0,0 @@
-//===- InputSegment.h -------------------------------------------*- C++ -*-===//
-//
-//                             The LLVM Linker
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Represents a WebAssembly data segment which can be included as part of
-// an output data segments.  Note that in WebAssembly, unlike ELF and other
-// formats, used the term "data segment" to refer to the continous regions of
-// memory that make on the data section. See:
-// https://webassembly.github.io/spec/syntax/modules.html#syntax-data
-//
-// For example, by default, clang will produce a separate data section for
-// each global variable.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLD_WASM_INPUT_SEGMENT_H
-#define LLD_WASM_INPUT_SEGMENT_H
-
-#include "WriterUtils.h"
-#include "lld/Common/ErrorHandler.h"
-#include "llvm/Object/Wasm.h"
-
-using llvm::object::WasmSegment;
-using llvm::wasm::WasmRelocation;
-
-namespace lld {
-namespace wasm {
-
-class ObjFile;
-class OutputSegment;
-
-class InputSegment {
-public:
-  InputSegment(const WasmSegment &Seg, const ObjFile &F)
-      : Segment(Seg), File(F) {}
-
-  // Translate an offset in the input segment to an offset in the output
-  // segment.
-  uint32_t translateVA(uint32_t Address) const;
-
-  const OutputSegment *getOutputSegment() const { return OutputSeg; }
-
-  uint32_t getOutputSegmentOffset() const { return OutputSegmentOffset; }
-
-  uint32_t getInputSectionOffset() const { return Segment.SectionOffset; }
-
-  void setOutputSegment(const OutputSegment *Segment, uint32_t Offset) {
-    OutputSeg = Segment;
-    OutputSegmentOffset = Offset;
-  }
-
-  uint32_t getSize() const { return Segment.Data.Content.size(); }
-  uint32_t getAlignment() const { return Segment.Data.Alignment; }
-  uint32_t startVA() const { return Segment.Data.Offset.Value.Int32; }
-  uint32_t endVA() const { return startVA() + getSize(); }
-  StringRef getName() const { return Segment.Data.Name; }
-
-  const WasmSegment &Segment;
-  const ObjFile &File;
-  std::vector<WasmRelocation> Relocations;
-  std::vector<OutputRelocation> OutRelocations;
-
-protected:
-  const OutputSegment *OutputSeg = nullptr;
-  uint32_t OutputSegmentOffset = 0;
-};
-
-} // namespace wasm
-} // namespace lld
-
-#endif // LLD_WASM_INPUT_SEGMENT_H