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135 lines
4.3 KiB
135 lines
4.3 KiB
//===- ELFYAMLTest.cpp - Tests for ELFYAML.cpp ----------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Object/ELF.h"
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#include "llvm/Object/ELFObjectFile.h"
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#include "llvm/Object/ELFTypes.h"
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#include "llvm/ObjectYAML/yaml2obj.h"
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#include "llvm/Support/YAMLTraits.h"
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#include "llvm/Testing/Support/Error.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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using namespace llvm::object;
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template <class ELFT>
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static Expected<ELFObjectFile<ELFT>> toBinary(SmallVectorImpl<char> &Storage,
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StringRef Yaml) {
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Storage.clear();
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raw_svector_ostream OS(Storage);
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yaml::Input YIn(Yaml);
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if (!yaml::convertYAML(YIn, OS, [](const Twine &Msg) {}))
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return createStringError(std::errc::invalid_argument,
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"unable to convert YAML");
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return ELFObjectFile<ELFT>::create(MemoryBufferRef(OS.str(), "Binary"));
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}
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TEST(ELFRelocationTypeTest, RelocationTestForVE) {
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SmallString<0> Storage;
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Expected<ELFObjectFile<ELF64LE>> ExpectedFile = toBinary<ELF64LE>(Storage, R"(
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_VE
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Sections:
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- Name: .rela.text
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Type: SHT_RELA
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Relocations:
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- Type: R_VE_NONE
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- Type: R_VE_REFLONG
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- Type: R_VE_REFQUAD
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- Type: R_VE_SREL32
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- Type: R_VE_HI32
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- Type: R_VE_LO32
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- Type: R_VE_PC_HI32
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- Type: R_VE_PC_LO32
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- Type: R_VE_GOT32
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- Type: R_VE_GOT_HI32
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- Type: R_VE_GOT_LO32
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- Type: R_VE_GOTOFF32
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- Type: R_VE_GOTOFF_HI32
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- Type: R_VE_GOTOFF_LO32
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- Type: R_VE_PLT32
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- Type: R_VE_PLT_HI32
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- Type: R_VE_PLT_LO32
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- Type: R_VE_RELATIVE
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- Type: R_VE_GLOB_DAT
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- Type: R_VE_JUMP_SLOT
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- Type: R_VE_COPY
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- Type: R_VE_DTPMOD64
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- Type: R_VE_DTPOFF64
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- Type: R_VE_TLS_GD_HI32
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- Type: R_VE_TLS_GD_LO32
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- Type: R_VE_TPOFF_HI32
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- Type: R_VE_TPOFF_LO32
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- Type: R_VE_CALL_HI32
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- Type: R_VE_CALL_LO32)");
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ASSERT_THAT_EXPECTED(ExpectedFile, Succeeded());
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const ELFObjectFile<ELF64LE> &File = *ExpectedFile;
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EXPECT_EQ("elf64-ve", File.getFileFormatName());
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EXPECT_EQ(Triple::ve, File.getArch());
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// Test relocation types.
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for (SectionRef Sec : File.sections()) {
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Expected<StringRef> NameOrErr = Sec.getName();
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ASSERT_THAT_EXPECTED(NameOrErr, Succeeded());
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StringRef SectionName = *NameOrErr;
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if (SectionName != ".rela.text")
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continue;
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for (RelocationRef R : Sec.relocations()) {
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SmallString<32> RelTypeName;
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using namespace llvm::ELF;
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#define NAME_CHECK(ID) \
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case ID: \
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R.getTypeName(RelTypeName); \
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EXPECT_EQ(#ID, RelTypeName); \
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break
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switch (R.getType()) {
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NAME_CHECK(R_VE_NONE);
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NAME_CHECK(R_VE_REFLONG);
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NAME_CHECK(R_VE_REFQUAD);
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NAME_CHECK(R_VE_SREL32);
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NAME_CHECK(R_VE_HI32);
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NAME_CHECK(R_VE_LO32);
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NAME_CHECK(R_VE_PC_HI32);
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NAME_CHECK(R_VE_PC_LO32);
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NAME_CHECK(R_VE_GOT32);
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NAME_CHECK(R_VE_GOT_HI32);
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NAME_CHECK(R_VE_GOT_LO32);
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NAME_CHECK(R_VE_GOTOFF32);
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NAME_CHECK(R_VE_GOTOFF_HI32);
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NAME_CHECK(R_VE_GOTOFF_LO32);
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NAME_CHECK(R_VE_PLT32);
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NAME_CHECK(R_VE_PLT_HI32);
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NAME_CHECK(R_VE_PLT_LO32);
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NAME_CHECK(R_VE_RELATIVE);
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NAME_CHECK(R_VE_GLOB_DAT);
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NAME_CHECK(R_VE_JUMP_SLOT);
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NAME_CHECK(R_VE_COPY);
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NAME_CHECK(R_VE_DTPMOD64);
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NAME_CHECK(R_VE_DTPOFF64);
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NAME_CHECK(R_VE_TLS_GD_HI32);
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NAME_CHECK(R_VE_TLS_GD_LO32);
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NAME_CHECK(R_VE_TPOFF_HI32);
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NAME_CHECK(R_VE_TPOFF_LO32);
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NAME_CHECK(R_VE_CALL_HI32);
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NAME_CHECK(R_VE_CALL_LO32);
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default:
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FAIL() << "Found unexpected relocation type: " + Twine(R.getType());
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break;
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}
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}
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}
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}
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