| //===- lld/unittest/DarwinLdDriverTest.cpp --------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| /// |
| /// \file |
| /// Darwin's ld driver tests. |
| /// |
| //===----------------------------------------------------------------------===// |
| |
| #include "lld/Common/Driver.h" |
| #include "lld/ReaderWriter/MachOLinkingContext.h" |
| #include "llvm/BinaryFormat/MachO.h" |
| #include "llvm/Support/raw_ostream.h" |
| #include "gtest/gtest.h" |
| |
| using namespace llvm; |
| using namespace lld; |
| |
| namespace lld { |
| namespace mach_o { |
| bool parse(llvm::ArrayRef<const char *> args, MachOLinkingContext &ctx); |
| } |
| } |
| |
| namespace { |
| class DarwinLdParserTest : public testing::Test { |
| protected: |
| int inputFileCount() { return _ctx.getNodes().size(); } |
| |
| StringRef inputFile(int index) { |
| Node &node = *_ctx.getNodes()[index]; |
| if (node.kind() == Node::Kind::File) |
| return cast<FileNode>(&node)->getFile()->path(); |
| llvm_unreachable("not handling other types of input files"); |
| } |
| |
| bool parse(std::vector<const char *> args) { |
| args.insert(args.begin(), "ld"); |
| return mach_o::parse(args, _ctx); |
| } |
| |
| MachOLinkingContext _ctx; |
| }; |
| } |
| |
| TEST_F(DarwinLdParserTest, Basic) { |
| EXPECT_TRUE(parse({"foo.o", "bar.o", "-arch", "i386"})); |
| EXPECT_FALSE(_ctx.allowRemainingUndefines()); |
| EXPECT_FALSE(_ctx.deadStrip()); |
| EXPECT_EQ(2, inputFileCount()); |
| EXPECT_EQ("foo.o", inputFile(0)); |
| EXPECT_EQ("bar.o", inputFile(1)); |
| } |
| |
| TEST_F(DarwinLdParserTest, Output) { |
| EXPECT_TRUE(parse({"-o", "my.out", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ("my.out", _ctx.outputPath()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Dylib) { |
| EXPECT_TRUE(parse({"-dylib", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ(llvm::MachO::MH_DYLIB, _ctx.outputMachOType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Relocatable) { |
| EXPECT_TRUE(parse({"-r", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ(llvm::MachO::MH_OBJECT, _ctx.outputMachOType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Bundle) { |
| EXPECT_TRUE(parse({"-bundle", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ(llvm::MachO::MH_BUNDLE, _ctx.outputMachOType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Preload) { |
| EXPECT_TRUE(parse({"-preload", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ(llvm::MachO::MH_PRELOAD, _ctx.outputMachOType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Static) { |
| EXPECT_TRUE(parse({"-static", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ(llvm::MachO::MH_EXECUTE, _ctx.outputMachOType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Entry) { |
| EXPECT_TRUE(parse({"-e", "entryFunc", "foo.o", "-arch", "i386"})); |
| EXPECT_EQ("entryFunc", _ctx.entrySymbolName()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStrip) { |
| EXPECT_TRUE(parse({"-arch", "x86_64", "-dead_strip", "foo.o"})); |
| EXPECT_TRUE(_ctx.deadStrip()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStripRootsExe) { |
| EXPECT_TRUE(parse({"-arch", "x86_64", "-dead_strip", "foo.o"})); |
| EXPECT_FALSE(_ctx.globalsAreDeadStripRoots()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStripRootsDylib) { |
| EXPECT_TRUE(parse({"-arch", "x86_64", "-dylib", "-dead_strip", "foo.o"})); |
| EXPECT_FALSE(_ctx.globalsAreDeadStripRoots()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStripRootsRelocatable) { |
| EXPECT_TRUE(parse({"-arch", "x86_64", "-r", "-dead_strip", "foo.o"})); |
| EXPECT_FALSE(_ctx.globalsAreDeadStripRoots()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStripRootsExportDynamicExe) { |
| EXPECT_TRUE( |
| parse({"-arch", "x86_64", "-dead_strip", "-export_dynamic", "foo.o"})); |
| EXPECT_TRUE(_ctx.globalsAreDeadStripRoots()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStripRootsExportDynamicDylib) { |
| EXPECT_TRUE(parse({"-arch", "x86_64", "-dylib", "-dead_strip", |
| "-export_dynamic", "foo.o"})); |
| EXPECT_TRUE(_ctx.globalsAreDeadStripRoots()); |
| } |
| |
| TEST_F(DarwinLdParserTest, DeadStripRootsExportDynamicRelocatable) { |
| EXPECT_TRUE(parse( |
| {"-arch", "x86_64", "-r", "-dead_strip", "-export_dynamic", "foo.o"})); |
| EXPECT_FALSE(_ctx.globalsAreDeadStripRoots()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Arch) { |
| EXPECT_TRUE(parse({"-arch", "x86_64", "foo.o"})); |
| EXPECT_EQ(MachOLinkingContext::arch_x86_64, _ctx.arch()); |
| EXPECT_EQ((uint32_t)llvm::MachO::CPU_TYPE_X86_64, _ctx.getCPUType()); |
| EXPECT_EQ(llvm::MachO::CPU_SUBTYPE_X86_64_ALL, _ctx.getCPUSubType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Arch_x86) { |
| EXPECT_TRUE(parse({"-arch", "i386", "foo.o"})); |
| EXPECT_EQ(MachOLinkingContext::arch_x86, _ctx.arch()); |
| EXPECT_EQ((uint32_t)llvm::MachO::CPU_TYPE_I386, _ctx.getCPUType()); |
| EXPECT_EQ(llvm::MachO::CPU_SUBTYPE_X86_ALL, _ctx.getCPUSubType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Arch_armv6) { |
| EXPECT_TRUE(parse({"-arch", "armv6", "foo.o"})); |
| EXPECT_EQ(MachOLinkingContext::arch_armv6, _ctx.arch()); |
| EXPECT_EQ((uint32_t)llvm::MachO::CPU_TYPE_ARM, _ctx.getCPUType()); |
| EXPECT_EQ(llvm::MachO::CPU_SUBTYPE_ARM_V6, _ctx.getCPUSubType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Arch_armv7) { |
| EXPECT_TRUE(parse({"-arch", "armv7", "foo.o"})); |
| EXPECT_EQ(MachOLinkingContext::arch_armv7, _ctx.arch()); |
| EXPECT_EQ((uint32_t)llvm::MachO::CPU_TYPE_ARM, _ctx.getCPUType()); |
| EXPECT_EQ(llvm::MachO::CPU_SUBTYPE_ARM_V7, _ctx.getCPUSubType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, Arch_armv7s) { |
| EXPECT_TRUE(parse({"-arch", "armv7s", "foo.o"})); |
| EXPECT_EQ(MachOLinkingContext::arch_armv7s, _ctx.arch()); |
| EXPECT_EQ((uint32_t)llvm::MachO::CPU_TYPE_ARM, _ctx.getCPUType()); |
| EXPECT_EQ(llvm::MachO::CPU_SUBTYPE_ARM_V7S, _ctx.getCPUSubType()); |
| } |
| |
| TEST_F(DarwinLdParserTest, MinMacOSX10_7) { |
| EXPECT_TRUE( |
| parse({"-macosx_version_min", "10.7", "foo.o", "-arch", "x86_64"})); |
| EXPECT_EQ(MachOLinkingContext::OS::macOSX, _ctx.os()); |
| EXPECT_TRUE(_ctx.minOS("10.7", "")); |
| EXPECT_FALSE(_ctx.minOS("10.8", "")); |
| } |
| |
| TEST_F(DarwinLdParserTest, MinMacOSX10_8) { |
| EXPECT_TRUE( |
| parse({"-macosx_version_min", "10.8.3", "foo.o", "-arch", "x86_64"})); |
| EXPECT_EQ(MachOLinkingContext::OS::macOSX, _ctx.os()); |
| EXPECT_TRUE(_ctx.minOS("10.7", "")); |
| EXPECT_TRUE(_ctx.minOS("10.8", "")); |
| } |
| |
| TEST_F(DarwinLdParserTest, iOS5) { |
| EXPECT_TRUE(parse({"-ios_version_min", "5.0", "foo.o", "-arch", "armv7"})); |
| EXPECT_EQ(MachOLinkingContext::OS::iOS, _ctx.os()); |
| EXPECT_TRUE(_ctx.minOS("", "5.0")); |
| EXPECT_FALSE(_ctx.minOS("", "6.0")); |
| } |
| |
| TEST_F(DarwinLdParserTest, iOS6) { |
| EXPECT_TRUE(parse({"-ios_version_min", "6.0", "foo.o", "-arch", "armv7"})); |
| EXPECT_EQ(MachOLinkingContext::OS::iOS, _ctx.os()); |
| EXPECT_TRUE(_ctx.minOS("", "5.0")); |
| EXPECT_TRUE(_ctx.minOS("", "6.0")); |
| } |
| |
| TEST_F(DarwinLdParserTest, iOS_Simulator5) { |
| EXPECT_TRUE( |
| parse({"-ios_simulator_version_min", "5.0", "a.o", "-arch", "i386"})); |
| EXPECT_EQ(MachOLinkingContext::OS::iOS_simulator, _ctx.os()); |
| EXPECT_TRUE(_ctx.minOS("", "5.0")); |
| EXPECT_FALSE(_ctx.minOS("", "6.0")); |
| } |
| |
| TEST_F(DarwinLdParserTest, iOS_Simulator6) { |
| EXPECT_TRUE( |
| parse({"-ios_simulator_version_min", "6.0", "a.o", "-arch", "i386"})); |
| EXPECT_EQ(MachOLinkingContext::OS::iOS_simulator, _ctx.os()); |
| EXPECT_TRUE(_ctx.minOS("", "5.0")); |
| EXPECT_TRUE(_ctx.minOS("", "6.0")); |
| } |
| |
| TEST_F(DarwinLdParserTest, compatibilityVersion) { |
| EXPECT_TRUE(parse( |
| {"-dylib", "-compatibility_version", "1.2.3", "a.o", "-arch", "i386"})); |
| EXPECT_EQ(_ctx.compatibilityVersion(), 0x10203U); |
| } |
| |
| TEST_F(DarwinLdParserTest, compatibilityVersionInvalidType) { |
| EXPECT_FALSE(parse( |
| {"-bundle", "-compatibility_version", "1.2.3", "a.o", "-arch", "i386"})); |
| } |
| |
| TEST_F(DarwinLdParserTest, compatibilityVersionInvalidValue) { |
| EXPECT_FALSE(parse( |
| {"-bundle", "-compatibility_version", "1,2,3", "a.o", "-arch", "i386"})); |
| } |
| |
| TEST_F(DarwinLdParserTest, currentVersion) { |
| EXPECT_TRUE( |
| parse({"-dylib", "-current_version", "1.2.3", "a.o", "-arch", "i386"})); |
| EXPECT_EQ(_ctx.currentVersion(), 0x10203U); |
| } |
| |
| TEST_F(DarwinLdParserTest, currentVersionInvalidType) { |
| EXPECT_FALSE( |
| parse({"-bundle", "-current_version", "1.2.3", "a.o", "-arch", "i386"})); |
| } |
| |
| TEST_F(DarwinLdParserTest, currentVersionInvalidValue) { |
| EXPECT_FALSE( |
| parse({"-bundle", "-current_version", "1,2,3", "a.o", "-arch", "i386"})); |
| } |
| |
| TEST_F(DarwinLdParserTest, bundleLoader) { |
| EXPECT_TRUE( |
| parse({"-bundle", "-bundle_loader", "/bin/ls", "a.o", "-arch", "i386"})); |
| EXPECT_EQ(_ctx.bundleLoader(), "/bin/ls"); |
| } |
| |
| TEST_F(DarwinLdParserTest, bundleLoaderInvalidType) { |
| EXPECT_FALSE(parse({"-bundle_loader", "/bin/ls", "a.o", "-arch", "i386"})); |
| } |
| |
| TEST_F(DarwinLdParserTest, deadStrippableDylib) { |
| EXPECT_TRUE( |
| parse({"-dylib", "-mark_dead_strippable_dylib", "a.o", "-arch", "i386"})); |
| EXPECT_EQ(true, _ctx.deadStrippableDylib()); |
| } |
| |
| TEST_F(DarwinLdParserTest, deadStrippableDylibInvalidType) { |
| EXPECT_FALSE(parse({"-mark_dead_strippable_dylib", "a.o", "-arch", "i386"})); |
| } |