From a739a4b3c7bcc0d65dcaac81a4a5d7e2f4b6e6d6 Mon Sep 17 00:00:00 2001 From: Colin LeMahieu Date: Mon, 1 Jun 2015 14:51:26 +0000 Subject: [PATCH] [Hexagon] Adding basic ELF relocation generation and testing advanced relaxation codepath. llvm-svn: 238748 --- llvm/include/llvm/Support/ELFRelocs/Hexagon.def | 8 + .../Hexagon/MCTargetDesc/HexagonAsmBackend.cpp | 145 ++++++++-- .../MCTargetDesc/HexagonELFObjectWriter.cpp | 306 ++++++++++++++++++++- .../Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp | 4 + llvm/test/CodeGen/Hexagon/relax.ll | 14 + 5 files changed, 449 insertions(+), 28 deletions(-) create mode 100644 llvm/test/CodeGen/Hexagon/relax.ll diff --git a/llvm/include/llvm/Support/ELFRelocs/Hexagon.def b/llvm/include/llvm/Support/ELFRelocs/Hexagon.def index c9d35b8..a698ecb 100644 --- a/llvm/include/llvm/Support/ELFRelocs/Hexagon.def +++ b/llvm/include/llvm/Support/ELFRelocs/Hexagon.def @@ -90,3 +90,11 @@ ELF_RELOC(R_HEX_IE_GOT_11_X, 82) ELF_RELOC(R_HEX_TPREL_32_6_X, 83) ELF_RELOC(R_HEX_TPREL_16_X, 84) ELF_RELOC(R_HEX_TPREL_11_X, 85) +ELF_RELOC(R_HEX_LD_PLT_B22_PCREL, 86) +ELF_RELOC(R_HEX_LD_GOT_LO16, 87) +ELF_RELOC(R_HEX_LD_GOT_HI16, 88) +ELF_RELOC(R_HEX_LD_GOT_32, 89) +ELF_RELOC(R_HEX_LD_GOT_16, 90) +ELF_RELOC(R_HEX_LD_GOT_32_6_X, 91) +ELF_RELOC(R_HEX_LD_GOT_16_X, 92) +ELF_RELOC(R_HEX_LD_GOT_11_X, 93) diff --git a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp index ec1309e..84436a6 100644 --- a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp +++ b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonAsmBackend.cpp @@ -15,6 +15,8 @@ #include "llvm/MC/MCAsmBackend.h" #include "llvm/MC/MCAssembler.h" #include "llvm/MC/MCELFObjectWriter.h" +#include "llvm/MC/MCFixupKindInfo.h" +#include "llvm/Support/TargetRegistry.h" using namespace llvm; using namespace Hexagon; @@ -22,14 +24,132 @@ using namespace Hexagon; namespace { class HexagonAsmBackend : public MCAsmBackend { + uint8_t OSABI; + StringRef CPU; mutable uint64_t relaxedCnt; std::unique_ptr MCII; std::unique_ptr RelaxTarget; public: - HexagonAsmBackend(Target const & /*T*/) : - MCII (createHexagonMCInstrInfo()), RelaxTarget(new MCInst *){} + HexagonAsmBackend(Target const &T, uint8_t OSABI, StringRef CPU) : + MCII (T.createMCInstrInfo()), RelaxTarget(new MCInst *){} + + MCObjectWriter *createObjectWriter(raw_pwrite_stream &OS) const override { + return createHexagonELFObjectWriter(OS, OSABI, CPU); + } - unsigned getNumFixupKinds() const override { return 0; } + unsigned getNumFixupKinds() const override { + return Hexagon::NumTargetFixupKinds; + } + + const MCFixupKindInfo &getFixupKindInfo(MCFixupKind Kind) const override { + const static MCFixupKindInfo Infos[Hexagon::NumTargetFixupKinds] = { + // This table *must* be in same the order of fixup_* kinds in + // HexagonFixupKinds.h. + // + // namei offset bits flags + {"fixup_Hexagon_B22_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B15_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B7_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_LO16", 0, 32, 0}, + {"fixup_Hexagon_HI16", 0, 32, 0}, + {"fixup_Hexagon_32", 0, 32, 0}, + {"fixup_Hexagon_16", 0, 32, 0}, + {"fixup_Hexagon_8", 0, 32, 0}, + {"fixup_Hexagon_GPREL16_0", 0, 32, 0}, + {"fixup_Hexagon_GPREL16_1", 0, 32, 0}, + {"fixup_Hexagon_GPREL16_2", 0, 32, 0}, + {"fixup_Hexagon_GPREL16_3", 0, 32, 0}, + {"fixup_Hexagon_HL16", 0, 32, 0}, + {"fixup_Hexagon_B13_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B9_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B32_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_B22_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B15_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B13_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B9_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_B7_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_16_X", 0, 32, 0}, + {"fixup_Hexagon_12_X", 0, 32, 0}, + {"fixup_Hexagon_11_X", 0, 32, 0}, + {"fixup_Hexagon_10_X", 0, 32, 0}, + {"fixup_Hexagon_9_X", 0, 32, 0}, + {"fixup_Hexagon_8_X", 0, 32, 0}, + {"fixup_Hexagon_7_X", 0, 32, 0}, + {"fixup_Hexagon_6_X", 0, 32, 0}, + {"fixup_Hexagon_32_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_COPY", 0, 32, 0}, + {"fixup_Hexagon_GLOB_DAT", 0, 32, 0}, + {"fixup_Hexagon_JMP_SLOT", 0, 32, 0}, + {"fixup_Hexagon_RELATIVE", 0, 32, 0}, + {"fixup_Hexagon_PLT_B22_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_GOTREL_LO16", 0, 32, 0}, + {"fixup_Hexagon_GOTREL_HI16", 0, 32, 0}, + {"fixup_Hexagon_GOTREL_32", 0, 32, 0}, + {"fixup_Hexagon_GOT_LO16", 0, 32, 0}, + {"fixup_Hexagon_GOT_HI16", 0, 32, 0}, + {"fixup_Hexagon_GOT_32", 0, 32, 0}, + {"fixup_Hexagon_GOT_16", 0, 32, 0}, + {"fixup_Hexagon_DTPMOD_32", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_LO16", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_HI16", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_32", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_16", 0, 32, 0}, + {"fixup_Hexagon_GD_PLT_B22_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_LD_PLT_B22_PCREL", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_GD_GOT_LO16", 0, 32, 0}, + {"fixup_Hexagon_GD_GOT_HI16", 0, 32, 0}, + {"fixup_Hexagon_GD_GOT_32", 0, 32, 0}, + {"fixup_Hexagon_GD_GOT_16", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_LO16", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_HI16", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_32", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_16", 0, 32, 0}, + {"fixup_Hexagon_IE_LO16", 0, 32, 0}, + {"fixup_Hexagon_IE_HI16", 0, 32, 0}, + {"fixup_Hexagon_IE_32", 0, 32, 0}, + {"fixup_Hexagon_IE_16", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_LO16", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_HI16", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_32", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_16", 0, 32, 0}, + {"fixup_Hexagon_TPREL_LO16", 0, 32, 0}, + {"fixup_Hexagon_TPREL_HI16", 0, 32, 0}, + {"fixup_Hexagon_TPREL_32", 0, 32, 0}, + {"fixup_Hexagon_TPREL_16", 0, 32, 0}, + {"fixup_Hexagon_6_PCREL_X", 0, 32, MCFixupKindInfo::FKF_IsPCRel}, + {"fixup_Hexagon_GOTREL_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_GOTREL_16_X", 0, 32, 0}, + {"fixup_Hexagon_GOTREL_11_X", 0, 32, 0}, + {"fixup_Hexagon_GOT_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_GOT_16_X", 0, 32, 0}, + {"fixup_Hexagon_GOT_11_X", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_16_X", 0, 32, 0}, + {"fixup_Hexagon_DTPREL_11_X", 0, 32, 0}, + {"fixup_Hexagon_GD_GOT_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_GD_GOT_16_X", 0, 32, 0}, + {"fixup_Hexagon_GD_GOT_11_X", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_16_X", 0, 32, 0}, + {"fixup_Hexagon_LD_GOT_11_X", 0, 32, 0}, + {"fixup_Hexagon_IE_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_IE_16_X", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_16_X", 0, 32, 0}, + {"fixup_Hexagon_IE_GOT_11_X", 0, 32, 0}, + {"fixup_Hexagon_TPREL_32_6_X", 0, 32, 0}, + {"fixup_Hexagon_TPREL_16_X", 0, 32, 0}, + {"fixup_Hexagon_TPREL_11_X", 0, 32, 0}}; + + if (Kind < FirstTargetFixupKind) { + return MCAsmBackend::getFixupKindInfo(Kind); + } + + assert(unsigned(Kind - FirstTargetFixupKind) < getNumFixupKinds() && + "Invalid kind!"); + return Infos[Kind - FirstTargetFixupKind]; + } void applyFixup(MCFixup const & /*Fixup*/, char * /*Data*/, unsigned /*DataSize*/, uint64_t /*Value*/, @@ -164,26 +284,11 @@ public: }; } // end anonymous namespace -namespace { -class ELFHexagonAsmBackend : public HexagonAsmBackend { - uint8_t OSABI; - -public: - ELFHexagonAsmBackend(Target const &T, uint8_t OSABI) - : HexagonAsmBackend(T), OSABI(OSABI) {} - - MCObjectWriter *createObjectWriter(raw_pwrite_stream &OS) const override { - StringRef CPU("HexagonV4"); - return createHexagonELFObjectWriter(OS, OSABI, CPU); - } -}; -} // end anonymous namespace - namespace llvm { MCAsmBackend *createHexagonAsmBackend(Target const &T, MCRegisterInfo const & /*MRI*/, - StringRef TT, StringRef /*CPU*/) { + StringRef TT, StringRef CPU) { uint8_t OSABI = MCELFObjectTargetWriter::getOSABI(Triple(TT).getOS()); - return new ELFHexagonAsmBackend(T, OSABI); + return new HexagonAsmBackend(T, OSABI, CPU); } } diff --git a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonELFObjectWriter.cpp b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonELFObjectWriter.cpp index fde935b..8430723 100644 --- a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonELFObjectWriter.cpp +++ b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonELFObjectWriter.cpp @@ -8,6 +8,7 @@ //===----------------------------------------------------------------------===// #include "Hexagon.h" +#include "MCTargetDesc/HexagonFixupKinds.h" #include "llvm/MC/MCAssembler.h" #include "llvm/MC/MCELFObjectWriter.h" #include "llvm/Support/Debug.h" @@ -40,17 +41,306 @@ HexagonELFObjectWriter::HexagonELFObjectWriter(uint8_t OSABI, StringRef C) unsigned HexagonELFObjectWriter::GetRelocType(MCValue const &/*Target*/, MCFixup const &Fixup, bool IsPCRel) const { + // determine the type of the relocation unsigned Type = (unsigned)ELF::R_HEX_NONE; - llvm::MCFixupKind Kind = Fixup.getKind(); + unsigned Kind = (unsigned)Fixup.getKind(); switch (Kind) { - default: - DEBUG(dbgs() << "unrecognized relocation " << Fixup.getKind() << "\n"); - llvm_unreachable("Unimplemented Fixup kind!"); - break; - case FK_Data_4: - Type = (IsPCRel) ? ELF::R_HEX_32_PCREL : ELF::R_HEX_32; - break; + default: + DEBUG(dbgs() << "unrecognized relocation " << Fixup.getKind() << "\n"); + llvm_unreachable("Unimplemented Fixup kind!"); + break; + case FK_Data_4: + Type = (IsPCRel) ? ELF::R_HEX_32_PCREL : ELF::R_HEX_32; + break; + case FK_PCRel_4: + Type = ELF::R_HEX_32_PCREL; + break; + case FK_Data_2: + Type = ELF::R_HEX_16; + break; + case FK_Data_1: + Type = ELF::R_HEX_8; + break; + case fixup_Hexagon_B22_PCREL: + Type = ELF::R_HEX_B22_PCREL; + break; + case fixup_Hexagon_B15_PCREL: + Type = ELF::R_HEX_B15_PCREL; + break; + case fixup_Hexagon_B7_PCREL: + Type = ELF::R_HEX_B7_PCREL; + break; + case fixup_Hexagon_LO16: + Type = ELF::R_HEX_LO16; + break; + case fixup_Hexagon_HI16: + Type = ELF::R_HEX_HI16; + break; + case fixup_Hexagon_32: + Type = ELF::R_HEX_32; + break; + case fixup_Hexagon_16: + Type = ELF::R_HEX_16; + break; + case fixup_Hexagon_8: + Type = ELF::R_HEX_8; + break; + case fixup_Hexagon_GPREL16_0: + Type = ELF::R_HEX_GPREL16_0; + break; + case fixup_Hexagon_GPREL16_1: + Type = ELF::R_HEX_GPREL16_1; + break; + case fixup_Hexagon_GPREL16_2: + Type = ELF::R_HEX_GPREL16_2; + break; + case fixup_Hexagon_GPREL16_3: + Type = ELF::R_HEX_GPREL16_3; + break; + case fixup_Hexagon_HL16: + Type = ELF::R_HEX_HL16; + break; + case fixup_Hexagon_B13_PCREL: + Type = ELF::R_HEX_B13_PCREL; + break; + case fixup_Hexagon_B9_PCREL: + Type = ELF::R_HEX_B9_PCREL; + break; + case fixup_Hexagon_B32_PCREL_X: + Type = ELF::R_HEX_B32_PCREL_X; + break; + case fixup_Hexagon_32_6_X: + Type = ELF::R_HEX_32_6_X; + break; + case fixup_Hexagon_B22_PCREL_X: + Type = ELF::R_HEX_B22_PCREL_X; + break; + case fixup_Hexagon_B15_PCREL_X: + Type = ELF::R_HEX_B15_PCREL_X; + break; + case fixup_Hexagon_B13_PCREL_X: + Type = ELF::R_HEX_B13_PCREL_X; + break; + case fixup_Hexagon_B9_PCREL_X: + Type = ELF::R_HEX_B9_PCREL_X; + break; + case fixup_Hexagon_B7_PCREL_X: + Type = ELF::R_HEX_B7_PCREL_X; + break; + case fixup_Hexagon_16_X: + Type = ELF::R_HEX_16_X; + break; + case fixup_Hexagon_12_X: + Type = ELF::R_HEX_12_X; + break; + case fixup_Hexagon_11_X: + Type = ELF::R_HEX_11_X; + break; + case fixup_Hexagon_10_X: + Type = ELF::R_HEX_10_X; + break; + case fixup_Hexagon_9_X: + Type = ELF::R_HEX_9_X; + break; + case fixup_Hexagon_8_X: + Type = ELF::R_HEX_8_X; + break; + case fixup_Hexagon_7_X: + Type = ELF::R_HEX_7_X; + break; + case fixup_Hexagon_6_X: + Type = ELF::R_HEX_6_X; + break; + case fixup_Hexagon_32_PCREL: + Type = ELF::R_HEX_32_PCREL; + break; + case fixup_Hexagon_COPY: + Type = ELF::R_HEX_COPY; + break; + case fixup_Hexagon_GLOB_DAT: + Type = ELF::R_HEX_GLOB_DAT; + break; + case fixup_Hexagon_JMP_SLOT: + Type = ELF::R_HEX_JMP_SLOT; + break; + case fixup_Hexagon_RELATIVE: + Type = ELF::R_HEX_RELATIVE; + break; + case fixup_Hexagon_PLT_B22_PCREL: + Type = ELF::R_HEX_PLT_B22_PCREL; + break; + case fixup_Hexagon_GOTREL_LO16: + Type = ELF::R_HEX_GOTREL_LO16; + break; + case fixup_Hexagon_GOTREL_HI16: + Type = ELF::R_HEX_GOTREL_HI16; + break; + case fixup_Hexagon_GOTREL_32: + Type = ELF::R_HEX_GOTREL_32; + break; + case fixup_Hexagon_GOT_LO16: + Type = ELF::R_HEX_GOT_LO16; + break; + case fixup_Hexagon_GOT_HI16: + Type = ELF::R_HEX_GOT_HI16; + break; + case fixup_Hexagon_GOT_32: + Type = ELF::R_HEX_GOT_32; + break; + case fixup_Hexagon_GOT_16: + Type = ELF::R_HEX_GOT_16; + break; + case fixup_Hexagon_DTPMOD_32: + Type = ELF::R_HEX_DTPMOD_32; + break; + case fixup_Hexagon_DTPREL_LO16: + Type = ELF::R_HEX_DTPREL_LO16; + break; + case fixup_Hexagon_DTPREL_HI16: + Type = ELF::R_HEX_DTPREL_HI16; + break; + case fixup_Hexagon_DTPREL_32: + Type = ELF::R_HEX_DTPREL_32; + break; + case fixup_Hexagon_DTPREL_16: + Type = ELF::R_HEX_DTPREL_16; + break; + case fixup_Hexagon_GD_PLT_B22_PCREL: + Type = ELF::R_HEX_GD_PLT_B22_PCREL; + break; + case fixup_Hexagon_LD_PLT_B22_PCREL: + Type = ELF::R_HEX_LD_PLT_B22_PCREL; + break; + case fixup_Hexagon_GD_GOT_LO16: + Type = ELF::R_HEX_GD_GOT_LO16; + break; + case fixup_Hexagon_GD_GOT_HI16: + Type = ELF::R_HEX_GD_GOT_HI16; + break; + case fixup_Hexagon_GD_GOT_32: + Type = ELF::R_HEX_GD_GOT_32; + break; + case fixup_Hexagon_GD_GOT_16: + Type = ELF::R_HEX_GD_GOT_16; + break; + case fixup_Hexagon_LD_GOT_LO16: + Type = ELF::R_HEX_LD_GOT_LO16; + break; + case fixup_Hexagon_LD_GOT_HI16: + Type = ELF::R_HEX_LD_GOT_HI16; + break; + case fixup_Hexagon_LD_GOT_32: + Type = ELF::R_HEX_LD_GOT_32; + break; + case fixup_Hexagon_LD_GOT_16: + Type = ELF::R_HEX_LD_GOT_16; + break; + case fixup_Hexagon_IE_LO16: + Type = ELF::R_HEX_IE_LO16; + break; + case fixup_Hexagon_IE_HI16: + Type = ELF::R_HEX_IE_HI16; + break; + case fixup_Hexagon_IE_32: + Type = ELF::R_HEX_IE_32; + break; + case fixup_Hexagon_IE_GOT_LO16: + Type = ELF::R_HEX_IE_GOT_LO16; + break; + case fixup_Hexagon_IE_GOT_HI16: + Type = ELF::R_HEX_IE_GOT_HI16; + break; + case fixup_Hexagon_IE_GOT_32: + Type = ELF::R_HEX_IE_GOT_32; + break; + case fixup_Hexagon_IE_GOT_16: + Type = ELF::R_HEX_IE_GOT_16; + break; + case fixup_Hexagon_TPREL_LO16: + Type = ELF::R_HEX_TPREL_LO16; + break; + case fixup_Hexagon_TPREL_HI16: + Type = ELF::R_HEX_TPREL_HI16; + break; + case fixup_Hexagon_TPREL_32: + Type = ELF::R_HEX_TPREL_32; + break; + case fixup_Hexagon_TPREL_16: + Type = ELF::R_HEX_TPREL_16; + break; + case fixup_Hexagon_6_PCREL_X: + Type = ELF::R_HEX_6_PCREL_X; + break; + case fixup_Hexagon_GOTREL_32_6_X: + Type = ELF::R_HEX_GOTREL_32_6_X; + break; + case fixup_Hexagon_GOTREL_16_X: + Type = ELF::R_HEX_GOTREL_16_X; + break; + case fixup_Hexagon_GOTREL_11_X: + Type = ELF::R_HEX_GOTREL_11_X; + break; + case fixup_Hexagon_GOT_32_6_X: + Type = ELF::R_HEX_GOT_32_6_X; + break; + case fixup_Hexagon_GOT_16_X: + Type = ELF::R_HEX_GOT_16_X; + break; + case fixup_Hexagon_GOT_11_X: + Type = ELF::R_HEX_GOT_11_X; + break; + case fixup_Hexagon_DTPREL_32_6_X: + Type = ELF::R_HEX_DTPREL_32_6_X; + break; + case fixup_Hexagon_DTPREL_16_X: + Type = ELF::R_HEX_DTPREL_16_X; + break; + case fixup_Hexagon_DTPREL_11_X: + Type = ELF::R_HEX_DTPREL_11_X; + break; + case fixup_Hexagon_GD_GOT_32_6_X: + Type = ELF::R_HEX_GD_GOT_32_6_X; + break; + case fixup_Hexagon_GD_GOT_16_X: + Type = ELF::R_HEX_GD_GOT_16_X; + break; + case fixup_Hexagon_GD_GOT_11_X: + Type = ELF::R_HEX_GD_GOT_11_X; + break; + case fixup_Hexagon_LD_GOT_32_6_X: + Type = ELF::R_HEX_LD_GOT_32_6_X; + break; + case fixup_Hexagon_LD_GOT_16_X: + Type = ELF::R_HEX_LD_GOT_16_X; + break; + case fixup_Hexagon_LD_GOT_11_X: + Type = ELF::R_HEX_LD_GOT_11_X; + break; + case fixup_Hexagon_IE_32_6_X: + Type = ELF::R_HEX_IE_32_6_X; + break; + case fixup_Hexagon_IE_16_X: + Type = ELF::R_HEX_IE_16_X; + break; + case fixup_Hexagon_IE_GOT_32_6_X: + Type = ELF::R_HEX_IE_GOT_32_6_X; + break; + case fixup_Hexagon_IE_GOT_16_X: + Type = ELF::R_HEX_IE_GOT_16_X; + break; + case fixup_Hexagon_IE_GOT_11_X: + Type = ELF::R_HEX_IE_GOT_11_X; + break; + case fixup_Hexagon_TPREL_32_6_X: + Type = ELF::R_HEX_TPREL_32_6_X; + break; + case fixup_Hexagon_TPREL_16_X: + Type = ELF::R_HEX_TPREL_16_X; + break; + case fixup_Hexagon_TPREL_11_X: + Type = ELF::R_HEX_TPREL_11_X; + break; } return Type; } diff --git a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp index 59395e2..8181ff6 100644 --- a/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp +++ b/llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCTargetDesc.cpp @@ -112,6 +112,10 @@ extern "C" void LLVMInitializeHexagonTargetMC() { TargetRegistry::RegisterMCCodeEmitter(TheHexagonTarget, createHexagonMCCodeEmitter); + // Register the asm backend + TargetRegistry::RegisterMCAsmBackend(TheHexagonTarget, + createHexagonAsmBackend); + // Register the MC Inst Printer TargetRegistry::RegisterMCInstPrinter(TheHexagonTarget, createHexagonMCInstPrinter); diff --git a/llvm/test/CodeGen/Hexagon/relax.ll b/llvm/test/CodeGen/Hexagon/relax.ll new file mode 100644 index 0000000..9823d4d --- /dev/null +++ b/llvm/test/CodeGen/Hexagon/relax.ll @@ -0,0 +1,14 @@ +; RUN: llc -march=hexagon -filetype=obj < %s | llvm-objdump -d -r - | FileCheck %s + +declare void @bar() + +define void @foo() { +call void @bar() +ret void +} + + +; CHECK: { allocframe(#0) } +; CHECK: { call 0 } +; CHECK: 00000004: R_HEX_B22_PCREL +; CHECK: { dealloc_return } \ No newline at end of file -- 2.7.4