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Differential D8732

[PATCH 07/13] ELF/Aarch64: Internal variable cleanup
AbandonedPublic

Authored by zatrazz on Mar 31 2015, 10:53 AM.

Details

Reviewers
None
Group Reviewers
lld
Summary

This patch makes the AArch64GotAtomContent, AArch64Plt0AtomContent, and
AArch64PltAtomContent static and also cleanup their formatting.

Diff Detail

Event Timeline

zatrazz updated this revision to Diff 22978.Mar 31 2015, 10:53 AM
zatrazz retitled this revision from to [PATCH 07/13] ELF/Aarch64: Internal variable cleanup.
zatrazz updated this object.
zatrazz edited the test plan for this revision. (Show Details)
zatrazz added a reviewer: lld.
zatrazz added a project: lld.
zatrazz added a subscriber: Unknown Object (MLST).
Herald added subscribers: aemerson, rengolin. · View Herald TranscriptMar 31 2015, 10:53 AM
zatrazz abandoned this revision.Apr 6 2015, 12:46 PM

Revision Contents

PathSize
lib/
ReaderWriter/
ELF/
AArch64/
43 lines

Diff 22978

lib/ReaderWriter/ELF/AArch64/AArch64RelocationPass.cpp

Show All 23 Lines
#include "llvm/ADT/STLExtras.h" #include "llvm/ADT/STLExtras.h"
#include "llvm/Support/Debug.h" #include "llvm/Support/Debug.h"
using namespace lld; using namespace lld;
using namespace lld::elf; using namespace lld::elf;
using namespace llvm::ELF; using namespace llvm::ELF;
namespace { namespace {
// .got values // .got values
const uint8_t AArch64GotAtomContent[8] = {0}; static const uint8_t AArch64GotAtomContent[8] = {0};
// .plt value (entry 0) // .plt value (entry 0)
const uint8_t AArch64Plt0AtomContent[32] = { static const uint8_t AArch64Plt0AtomContent[32] = {
0xf0, 0x7b, 0xbf, 0xf0, 0x7b, 0xbf, 0xa9, // stp x16, x30, [sp,#-16]!
0xa9, // stp x16, x30, [sp,#-16]! 0x10, 0x00, 0x00, 0x90, // adrp x16, Page(eh_frame)
0x10, 0x00, 0x00, 0x11, 0x02, 0x40, 0xf9, // ldr x17, [x16,#offset]
0x90, // adrp x16, Page(eh_frame) 0x10, 0x02, 0x00, 0x91, // add x16, x16, #offset
0x11, 0x02, 0x40, 0x20, 0x02, 0x1f, 0xd6, // br x17
0xf9, // ldr x17, [x16,#offset] 0x1f, 0x20, 0x03, 0xd5, // nop
0x10, 0x02, 0x00, 0x1f, 0x20, 0x03, 0xd5, // nop
0x91, // add x16, x16, #offset 0x1f, 0x20, 0x03, 0xd5 // nop
0x20, 0x02, 0x1f,
0xd6, // br x17
0x1f, 0x20, 0x03,
0xd5, // nop
0x1f, 0x20, 0x03,
0xd5, // nop
0x1f, 0x20, 0x03,
0xd5 // nop
}; };
// .plt values (other entries) // .plt values (other entries)
const uint8_t AArch64PltAtomContent[16] = { static const uint8_t AArch64PltAtomContent[16] = {
0x10, 0x00, 0x00, 0x10, 0x00, 0x00, 0x90, // adrp x16, PAGE(<GLOBAL_OFFSET_TABLE>)
0x90, // adrp x16, PAGE(<GLOBAL_OFFSET_TABLE>) 0x11, 0x02, 0x40, 0xf9, // ldr x17, [x16,#offset]
0x11, 0x02, 0x40, 0x10, 0x02, 0x00, 0x91, // add x16, x16, #offset
0xf9, // ldr x17, [x16,#offset] 0x20, 0x02, 0x1f, 0xd6 // br x17
0x10, 0x02, 0x00,
0x91, // add x16, x16, #offset
0x20, 0x02, 0x1f,
0xd6 // br x17
}; };
/// \brief Atoms that are used by AArch64 dynamic linking /// \brief Atoms that are used by AArch64 dynamic linking
class AArch64GOTAtom : public GOTAtom { class AArch64GOTAtom : public GOTAtom {
public: public:
AArch64GOTAtom(const File &f, StringRef secName) : GOTAtom(f, secName) {} AArch64GOTAtom(const File &f, StringRef secName) : GOTAtom(f, secName) {}
ArrayRef<uint8_t> rawContent() const override { ArrayRef<uint8_t> rawContent() const override {
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