[clang/lib] Add support for Squiid as target OS
Signed-off-by: Christoph Heiss <contact@christoph-heiss.at>
This commit is contained in:
parent
053d967c76
commit
68774ec554
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@ -594,6 +594,8 @@ TargetInfo *AllocateTarget(const llvm::Triple &Triple,
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return new PS4OSTargetInfo<X86_64TargetInfo>(Triple, Opts);
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case llvm::Triple::PS5:
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return new PS5OSTargetInfo<X86_64TargetInfo>(Triple, Opts);
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case llvm::Triple::Squiid:
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return new SquiidTargetInfo<X86_64TargetInfo>(Triple, Opts);
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default:
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return new X86_64TargetInfo(Triple, Opts);
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}
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@ -1013,6 +1013,43 @@ public:
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}
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};
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// Squiid target
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template <typename Target>
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class LLVM_LIBRARY_VISIBILITY SquiidTargetInfo : public OSTargetInfo<Target> {
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protected:
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void getOSDefines(const LangOptions &Opts, const llvm::Triple &Triple,
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MacroBuilder &Builder) const override {
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DefineStd(Builder, "unix", Opts);
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Builder.defineMacro("__ELF__");
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Builder.defineMacro("__SQUIID__");
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if (Opts.POSIXThreads)
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Builder.defineMacro("_REENTRANT");
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if (Opts.CPlusPlus)
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Builder.defineMacro("_GNU_SOURCE");
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if (this->HasFloat128)
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Builder.defineMacro("__FLOAT128__");
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}
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public:
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SquiidTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
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: OSTargetInfo<Target>(Triple, Opts) {
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this->WIntType = TargetInfo::UnsignedInt;
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switch (Triple.getArch()) {
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default:
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break;
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case llvm::Triple::x86:
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case llvm::Triple::x86_64:
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this->HasFloat128 = true;
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break;
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}
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}
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const char *getStaticInitSectionSpecifier() const override {
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return ".text.startup";
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}
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};
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} // namespace targets
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} // namespace clang
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#endif // LLVM_CLANG_LIB_BASIC_TARGETS_OSTARGETS_H
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@ -76,6 +76,7 @@ add_clang_library(clangDriver
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ToolChains/RISCVToolchain.cpp
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ToolChains/Solaris.cpp
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ToolChains/SPIRV.cpp
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ToolChains/Squiid.cpp
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ToolChains/TCE.cpp
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ToolChains/VEToolchain.cpp
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ToolChains/WebAssembly.cpp
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@ -47,6 +47,7 @@
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#include "ToolChains/RISCVToolchain.h"
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#include "ToolChains/SPIRV.h"
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#include "ToolChains/Solaris.h"
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#include "ToolChains/Squiid.h"
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#include "ToolChains/TCE.h"
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#include "ToolChains/VEToolchain.h"
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#include "ToolChains/WebAssembly.h"
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@ -6066,6 +6067,9 @@ const ToolChain &Driver::getToolChain(const ArgList &Args,
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case llvm::Triple::ShaderModel:
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TC = std::make_unique<toolchains::HLSLToolChain>(*this, Target, Args);
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break;
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case llvm::Triple::Squiid:
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TC = std::make_unique<toolchains::Squiid>(*this, Target, Args);
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break;
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default:
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// Of these targets, Hexagon is the only one that might have
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// an OS of Linux, in which case it got handled above already.
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@ -452,6 +452,8 @@ StringRef ToolChain::getOSLibName() const {
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return "sunos";
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case llvm::Triple::AIX:
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return "aix";
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case llvm::Triple::Squiid:
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return "squiid";
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default:
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return getOS();
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}
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214
clang/lib/Driver/ToolChains/Squiid.cpp
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214
clang/lib/Driver/ToolChains/Squiid.cpp
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@ -0,0 +1,214 @@
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//===--- Squiid.cpp - Squiid ToolChain Implementations --------*- C++ -*-===//
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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 "Squiid.h"
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#include "CommonArgs.h"
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#include "clang/Config/config.h"
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#include "clang/Driver/Compilation.h"
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#include "clang/Driver/Driver.h"
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#include "clang/Driver/DriverDiagnostic.h"
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#include "clang/Driver/Options.h"
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#include "clang/Driver/SanitizerArgs.h"
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#include "llvm/Option/ArgList.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Path.h"
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#include "llvm/Support/VirtualFileSystem.h"
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using namespace clang::driver;
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using namespace clang::driver::toolchains;
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using namespace clang::driver::tools;
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using namespace clang;
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using namespace llvm::opt;
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using tools::addMultilibFlag;
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void squiid::Linker::ConstructJob(Compilation &C, const JobAction &JA,
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const InputInfo &Output,
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const InputInfoList &Inputs,
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const ArgList &Args,
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const char *LinkingOutput) const {
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const toolchains::Squiid &ToolChain =
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static_cast<const toolchains::Squiid &>(getToolChain());
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const Driver &D = ToolChain.getDriver();
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ArgStringList CmdArgs;
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// Silence warning for "clang -g foo.o -o foo"
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Args.ClaimAllArgs(options::OPT_g_Group);
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// and "clang -emit-llvm foo.o -o foo"
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Args.ClaimAllArgs(options::OPT_emit_llvm);
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// and for "clang -w foo.o -o foo". Other warning options are already
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// handled somewhere else.
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Args.ClaimAllArgs(options::OPT_w);
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const char *Exec = Args.MakeArgString(ToolChain.GetLinkerPath());
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if (!D.SysRoot.empty())
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CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));
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if (Args.hasArg(options::OPT_s))
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CmdArgs.push_back("-s");
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if (Args.hasArg(options::OPT_static))
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CmdArgs.push_back("-Bstatic");
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else if (Args.hasArg(options::OPT_shared))
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CmdArgs.push_back("-shared");
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CmdArgs.push_back("-o");
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CmdArgs.push_back(Output.getFilename());
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if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
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if (!Args.hasArg(options::OPT_shared)) {
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CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crt0.o")));
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CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crti.o")));
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CmdArgs.push_back(Args.MakeArgString(ToolChain.GetFilePath("crtn.o")));
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}
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}
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Args.AddAllArgs(CmdArgs, options::OPT_L);
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Args.AddAllArgs(CmdArgs, options::OPT_u);
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ToolChain.AddFilePathLibArgs(Args, CmdArgs);
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if (D.isUsingLTO()) {
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assert(!Inputs.empty() && "Must have at least one input.");
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addLTOOptions(ToolChain, Args, CmdArgs, Output, Inputs[0],
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D.getLTOMode() == LTOK_Thin);
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}
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AddLinkerInputs(ToolChain, Inputs, Args, CmdArgs, JA);
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if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
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if (D.CCCIsCXX()) {
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if (ToolChain.ShouldLinkCXXStdlib(Args)) {
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ToolChain.AddCXXStdlibLibArgs(Args, CmdArgs);
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CmdArgs.push_back("-lm");
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CmdArgs.push_back("-lpthread");
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}
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}
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AddRunTimeLibs(ToolChain, D, CmdArgs, Args);
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if (!Args.hasArg(options::OPT_nolibc))
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CmdArgs.push_back("-lc");
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}
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C.addCommand(std::make_unique<Command>(JA, *this, ResponseFileSupport::None(),
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Exec, CmdArgs, Inputs, Output));
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}
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/// Squiid - Squiid tool chain which can call as(1) and ld(1) directly.
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Squiid::Squiid(const Driver &D, const llvm::Triple &Triple,
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const ArgList &Args)
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: ToolChain(D, Triple, Args) {
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getProgramPaths().push_back(getDriver().getInstalledDir());
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if (getDriver().getInstalledDir() != D.Dir)
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getProgramPaths().push_back(D.Dir);
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if (!D.SysRoot.empty()) {
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SmallString<128> P(D.SysRoot);
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llvm::sys::path::append(P, "lib");
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getFilePaths().push_back(std::string(P.str()));
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}
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}
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std::string Squiid::ComputeEffectiveClangTriple(const ArgList &Args,
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types::ID InputType) const {
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llvm::Triple Triple(ComputeLLVMTriple(Args, InputType));
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return Triple.str();
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}
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Tool *Squiid::buildLinker() const {
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return new tools::squiid::Linker(*this);
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}
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ToolChain::RuntimeLibType Squiid::GetRuntimeLibType(const ArgList &Args) const {
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return ToolChain::RLT_CompilerRT;
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}
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ToolChain::UnwindLibType Squiid::GetUnwindLibType(const ArgList &Args) const {
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return ToolChain::UNW_None;
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}
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ToolChain::CXXStdlibType Squiid::GetCXXStdlibType(const ArgList &Args) const {
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return ToolChain::CST_Libcxx;
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}
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void Squiid::addClangTargetOptions(const ArgList &DriverArgs,
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ArgStringList &CC1Args,
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Action::OffloadKind) const {
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if (!DriverArgs.hasFlag(options::OPT_fuse_init_array,
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options::OPT_fno_use_init_array, true))
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CC1Args.push_back("-fno-use-init-array");
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CC1Args.push_back("-mlong-double-64"); // for newlib + libc++ compat
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CC1Args.push_back("-ffunction-sections"); // better to optimize binary sizes
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CC1Args.push_back("-fdata-sections");
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}
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void Squiid::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
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ArgStringList &CC1Args) const {
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const Driver &D = getDriver();
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if (DriverArgs.hasArg(options::OPT_nostdinc))
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return;
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if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
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SmallString<128> P(D.ResourceDir);
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llvm::sys::path::append(P, "include");
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addSystemInclude(DriverArgs, CC1Args, P);
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}
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if (DriverArgs.hasArg(options::OPT_nostdlibinc))
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return;
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if (!D.SysRoot.empty()) {
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SmallString<128> P(D.SysRoot);
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llvm::sys::path::append(P, "include");
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addExternCSystemInclude(DriverArgs, CC1Args, P.str());
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}
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}
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void Squiid::AddClangCXXStdlibIncludeArgs(const ArgList &DriverArgs,
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ArgStringList &CC1Args) const {
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if (DriverArgs.hasArg(options::OPT_nostdlibinc) ||
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DriverArgs.hasArg(options::OPT_nostdincxx))
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return;
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switch (GetCXXStdlibType(DriverArgs)) {
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case ToolChain::CST_Libcxx: {
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SmallString<128> P(getDriver().SysRoot);
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llvm::sys::path::append(P, "include", "c++", "v1");
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addSystemInclude(DriverArgs, CC1Args, P.str());
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break;
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}
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default:
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llvm_unreachable("invalid stdlib name");
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}
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}
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void Squiid::AddCXXStdlibLibArgs(const ArgList &Args,
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ArgStringList &CmdArgs) const {
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switch (GetCXXStdlibType(Args)) {
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case ToolChain::CST_Libcxx:
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CmdArgs.push_back("-lc++");
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break;
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case ToolChain::CST_Libstdcxx:
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llvm_unreachable("invalid stdlib name");
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}
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}
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std::string Squiid::getCompilerRTPath() const {
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SmallString<128> Path(getDriver().SysRoot);
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llvm::sys::path::append(Path, "lib", getOSLibName());
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return std::string(Path.str());
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}
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107
clang/lib/Driver/ToolChains/Squiid.h
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107
clang/lib/Driver/ToolChains/Squiid.h
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@ -0,0 +1,107 @@
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//===--- Squiid.h - Squiid ToolChain Implementations ----------*- C++ -*-===//
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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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#ifndef LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SQUIID_H
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#define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SQUIID_H
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#include "Gnu.h"
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#include "clang/Basic/LangOptions.h"
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#include "clang/Driver/Tool.h"
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#include "clang/Driver/ToolChain.h"
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#include "llvm/MC/MCTargetOptions.h"
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namespace clang {
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namespace driver {
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namespace tools {
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namespace squiid {
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class LLVM_LIBRARY_VISIBILITY Linker : public Tool {
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public:
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Linker(const ToolChain &TC) : Tool("squiid::Linker", "ld.lld", TC) {}
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bool hasIntegratedCPP() const override { return false; }
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bool isLinkJob() const override { return true; }
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void ConstructJob(Compilation &C, const JobAction &JA,
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const InputInfo &Output, const InputInfoList &Inputs,
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const llvm::opt::ArgList &TCArgs,
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const char *LinkingOutput) const override;
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};
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} // end namespace squiid
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} // end namespace tools
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namespace toolchains {
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class LLVM_LIBRARY_VISIBILITY Squiid : public ToolChain {
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public:
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Squiid(const Driver &D, const llvm::Triple &Triple,
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const llvm::opt::ArgList &Args);
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bool HasNativeLLVMSupport() const override { return true; }
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bool IsIntegratedAssemblerDefault() const override { return true; }
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bool IsMathErrnoDefault() const override { return false; }
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bool useRelaxRelocations() const override { return true; };
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RuntimeLibType GetDefaultRuntimeLibType() const override {
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return ToolChain::RLT_CompilerRT;
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}
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CXXStdlibType GetDefaultCXXStdlibType() const override {
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return ToolChain::CST_Libcxx;
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}
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bool IsUnwindTablesDefault(const llvm::opt::ArgList &Args) const override {
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return false;
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}
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llvm::ExceptionHandling GetExceptionModel(const llvm::opt::ArgList &Args) const override {
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return llvm::ExceptionHandling::SjLj;
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}
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bool isPICDefault() const override { return false; }
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bool isPIEDefault() const override { return true; }
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bool isPICDefaultForced() const override { return false; }
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llvm::DebuggerKind getDefaultDebuggerTuning() const override {
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return llvm::DebuggerKind::GDB;
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}
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LangOptions::StackProtectorMode GetDefaultStackProtectorLevel(bool KernelOrKext) const override {
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return LangOptions::SSPStrong;
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}
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std::string ComputeEffectiveClangTriple(const llvm::opt::ArgList &Args,
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types::ID InputType) const override;
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RuntimeLibType
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GetRuntimeLibType(const llvm::opt::ArgList &Args) const override;
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UnwindLibType
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GetUnwindLibType(const llvm::opt::ArgList &Args) const override;
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CXXStdlibType
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GetCXXStdlibType(const llvm::opt::ArgList &Args) const override;
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void addClangTargetOptions(const llvm::opt::ArgList &DriverArgs,
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llvm::opt::ArgStringList &CC1Args,
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Action::OffloadKind DeviceOffloadKind) const override;
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void
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AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
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llvm::opt::ArgStringList &CC1Args) const override;
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void
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AddClangCXXStdlibIncludeArgs(const llvm::opt::ArgList &DriverArgs,
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llvm::opt::ArgStringList &CC1Args) const override;
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void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
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llvm::opt::ArgStringList &CmdArgs) const override;
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const char *getDefaultLinker() const override {
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return "ld.lld";
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}
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virtual std::string getCompilerRTPath() const override;
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protected:
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Tool *buildLinker() const override;
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};
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} // end namespace toolchains
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} // end namespace driver
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} // end namespace clang
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#endif // LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_SQUIID_H
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@ -242,6 +242,7 @@ void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple,
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case llvm::Triple::PS5:
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case llvm::Triple::ELFIAMCU:
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case llvm::Triple::Fuchsia:
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case llvm::Triple::Squiid:
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break;
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case llvm::Triple::Win32:
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if (triple.getEnvironment() != llvm::Triple::Cygnus)
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@ -351,6 +352,7 @@ void InitHeaderSearch::AddDefaultCIncludePaths(const llvm::Triple &triple,
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case llvm::Triple::NaCl:
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case llvm::Triple::ELFIAMCU:
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case llvm::Triple::Fuchsia:
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case llvm::Triple::Squiid:
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break;
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case llvm::Triple::PS4:
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case llvm::Triple::PS5: {
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