Merge remote-tracking branch 'aosp/upstream-main' into dev am: a90c04389f am: ddc43dc959 am: d9eed84a58 am: 58b4d19a6b am: 7be4275909

Original change: https://android-review.googlesource.com/c/platform/external/zucchini/+/1877854

Change-Id: Ifdb1f7882cc237258a3395d28158d50bb4b43136

1 files changed, 10 insertions, 37 deletions

diff --git a/disassembler_elf.h b/disassembler_elf.h
index 0bd11a6..353c444 100644
--- a/disassembler_elf.h
+++ b/disassembler_elf.h
@@ -63,6 +63,7 @@ struct AArch64ReferenceType {
 };
 
 struct Elf32Traits {
+  static constexpr uint16_t kVersion = 1;
   static constexpr Bitness kBitness = kBit32;
   static constexpr elf::FileClass kIdentificationClass = elf::ELFCLASS32;
   using Elf_Shdr = elf::Elf32_Shdr;
@@ -94,6 +95,7 @@ struct ElfAArch32Traits : public Elf32Traits {
 };
 
 struct Elf64Traits {
+  static constexpr uint16_t kVersion = 1;
   static constexpr Bitness kBitness = kBit64;
   static constexpr elf::FileClass kIdentificationClass = elf::ELFCLASS64;
   using Elf_Shdr = elf::Elf64_Shdr;
@@ -151,6 +153,7 @@ template <class TRAITS>
 class DisassemblerElf : public Disassembler {
  public:
   using Traits = TRAITS;
+  static constexpr uint16_t kVersion = Traits::kVersion;
   // Applies quick checks to determine whether |image| *may* point to the start
   // of an executable. Returns true iff the check passes.
   static bool QuickDetect(ConstBufferView image);
@@ -296,6 +299,13 @@ class DisassemblerElfArm : public DisassemblerElf<TRAITS> {
   std::unique_ptr<ReferenceReader> MakeReadAbs32(offset_t lo, offset_t hi);
   std::unique_ptr<ReferenceWriter> MakeWriteAbs32(MutableBufferView image);
 
+  // Specialized Read/Write functions for different rel32 address types.
+  template <class ADDR_TRAITS>
+  std::unique_ptr<ReferenceReader> MakeReadRel32(offset_t lower,
+                                                 offset_t upper);
+  template <class ADDR_TRAITS>
+  std::unique_ptr<ReferenceWriter> MakeWriteRel32(MutableBufferView image);
+
  protected:
   // Sorted file offsets of rel32 locations for each rel32 address type.
   std::deque<offset_t>
@@ -322,27 +332,6 @@ class DisassemblerElfAArch32 : public DisassemblerElfArm<ElfAArch32Traits> {
   // or THUMB2 mode, this function implements heuristics to distinguish between
   // the two. Returns true if section is THUMB2 mode; otherwise return false.
   bool IsExecSectionThumb2(const typename Traits::Elf_Shdr& section) const;
-
-  // Specialized Read/Write functions for different rel32 address types.
-  std::unique_ptr<ReferenceReader> MakeReadRel32A24(offset_t lower,
-                                                    offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32A24(MutableBufferView image);
-
-  std::unique_ptr<ReferenceReader> MakeReadRel32T8(offset_t lower,
-                                                   offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32T8(MutableBufferView image);
-
-  std::unique_ptr<ReferenceReader> MakeReadRel32T11(offset_t lower,
-                                                    offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32T11(MutableBufferView image);
-
-  std::unique_ptr<ReferenceReader> MakeReadRel32T20(offset_t lower,
-                                                    offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32T20(MutableBufferView image);
-
-  std::unique_ptr<ReferenceReader> MakeReadRel32T24(offset_t lower,
-                                                    offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32T24(MutableBufferView image);
 };
 
 // Disassembler for ELF with AArch64 (AKA ARM64).
@@ -360,22 +349,6 @@ class DisassemblerElfAArch64 : public DisassemblerElfArm<ElfAArch64Traits> {
   // DisassemblerElfArm:
   std::unique_ptr<typename Traits::Rel32FinderUse> MakeRel32Finder(
       const typename Traits::Elf_Shdr& section) override;
-
-  // Specialized Read/Write functions for different rel32 address types.
-  std::unique_ptr<ReferenceReader> MakeReadRel32Immd14(offset_t lower,
-                                                       offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32Immd14(
-      MutableBufferView image);
-
-  std::unique_ptr<ReferenceReader> MakeReadRel32Immd19(offset_t lower,
-                                                       offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32Immd19(
-      MutableBufferView image);
-
-  std::unique_ptr<ReferenceReader> MakeReadRel32Immd26(offset_t lower,
-                                                       offset_t upper);
-  std::unique_ptr<ReferenceWriter> MakeWriteRel32Immd26(
-      MutableBufferView image);
 };
 
 }  // namespace zucchini