forked from OSchip/llvm-project
110 lines
3.8 KiB
C++
110 lines
3.8 KiB
C++
//===--- Minix.cpp - Minix ToolChain Implementations ------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "Minix.h"
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#include "InputInfo.h"
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#include "CommonArgs.h"
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#include "clang/Basic/VirtualFileSystem.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/Options.h"
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#include "llvm/Option/ArgList.h"
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using namespace clang::driver;
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using namespace clang;
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using namespace llvm::opt;
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void tools::minix::Assembler::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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claimNoWarnArgs(Args);
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ArgStringList CmdArgs;
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Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
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CmdArgs.push_back("-o");
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CmdArgs.push_back(Output.getFilename());
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for (const auto &II : Inputs)
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CmdArgs.push_back(II.getFilename());
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const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as"));
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C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
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}
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void tools::minix::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 Driver &D = getToolChain().getDriver();
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ArgStringList CmdArgs;
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if (Output.isFilename()) {
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CmdArgs.push_back("-o");
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CmdArgs.push_back(Output.getFilename());
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} else {
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assert(Output.isNothing() && "Invalid output.");
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}
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if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
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CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crt1.o")));
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CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o")));
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CmdArgs.push_back(
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Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o")));
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CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o")));
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}
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Args.AddAllArgs(CmdArgs,
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{options::OPT_L, options::OPT_T_Group, options::OPT_e});
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AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
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getToolChain().addProfileRTLibs(Args, CmdArgs);
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if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs)) {
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if (D.CCCIsCXX()) {
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getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs);
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CmdArgs.push_back("-lm");
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}
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}
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if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles)) {
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if (Args.hasArg(options::OPT_pthread))
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CmdArgs.push_back("-lpthread");
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CmdArgs.push_back("-lc");
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CmdArgs.push_back("-lCompilerRT-Generic");
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CmdArgs.push_back("-L/usr/pkg/compiler-rt/lib");
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CmdArgs.push_back(
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Args.MakeArgString(getToolChain().GetFilePath("crtend.o")));
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}
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const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
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C.addCommand(llvm::make_unique<Command>(JA, *this, Exec, CmdArgs, Inputs));
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}
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/// Minix - Minix tool chain which can call as(1) and ld(1) directly.
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toolchains::Minix::Minix(const Driver &D, const llvm::Triple &Triple,
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const ArgList &Args)
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: Generic_ELF(D, Triple, Args) {
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getFilePaths().push_back(getDriver().Dir + "/../lib");
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getFilePaths().push_back("/usr/lib");
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}
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Tool *toolchains::Minix::buildAssembler() const {
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return new tools::minix::Assembler(*this);
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}
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Tool *toolchains::Minix::buildLinker() const {
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return new tools::minix::Linker(*this);
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}
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