clang 17.0.0git
Minix.cpp
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1//===--- Minix.cpp - Minix ToolChain Implementations ------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "Minix.h"
10#include "CommonArgs.h"
12#include "clang/Driver/Driver.h"
15#include "llvm/Option/ArgList.h"
16#include "llvm/Support/VirtualFileSystem.h"
17
18using namespace clang::driver;
19using namespace clang;
20using namespace llvm::opt;
21
23 const InputInfo &Output,
24 const InputInfoList &Inputs,
25 const ArgList &Args,
26 const char *LinkingOutput) const {
27 claimNoWarnArgs(Args);
28 ArgStringList CmdArgs;
29
30 Args.AddAllArgValues(CmdArgs, options::OPT_Wa_COMMA, options::OPT_Xassembler);
31
32 CmdArgs.push_back("-o");
33 CmdArgs.push_back(Output.getFilename());
34
35 for (const auto &II : Inputs)
36 CmdArgs.push_back(II.getFilename());
37
38 const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("as"));
39 C.addCommand(std::make_unique<Command>(JA, *this,
41 Exec, CmdArgs, Inputs, Output));
42}
43
45 const InputInfo &Output,
46 const InputInfoList &Inputs,
47 const ArgList &Args,
48 const char *LinkingOutput) const {
49 const Driver &D = getToolChain().getDriver();
50 ArgStringList CmdArgs;
51
52 if (Output.isFilename()) {
53 CmdArgs.push_back("-o");
54 CmdArgs.push_back(Output.getFilename());
55 } else {
56 assert(Output.isNothing() && "Invalid output.");
57 }
58
59 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
60 options::OPT_r)) {
61 CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crt1.o")));
62 CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crti.o")));
63 CmdArgs.push_back(
64 Args.MakeArgString(getToolChain().GetFilePath("crtbegin.o")));
65 CmdArgs.push_back(Args.MakeArgString(getToolChain().GetFilePath("crtn.o")));
66 }
67
68 Args.AddAllArgs(CmdArgs,
69 {options::OPT_L, options::OPT_T_Group, options::OPT_e});
70
71 AddLinkerInputs(getToolChain(), Inputs, Args, CmdArgs, JA);
72
73 getToolChain().addProfileRTLibs(Args, CmdArgs);
74
75 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nodefaultlibs,
76 options::OPT_r)) {
77 if (D.CCCIsCXX()) {
78 if (getToolChain().ShouldLinkCXXStdlib(Args))
79 getToolChain().AddCXXStdlibLibArgs(Args, CmdArgs);
80 CmdArgs.push_back("-lm");
81 }
82 }
83
84 if (!Args.hasArg(options::OPT_nostdlib, options::OPT_nostartfiles,
85 options::OPT_r)) {
86 if (Args.hasArg(options::OPT_pthread))
87 CmdArgs.push_back("-lpthread");
88 CmdArgs.push_back("-lc");
89 CmdArgs.push_back("-lCompilerRT-Generic");
90 CmdArgs.push_back("-L/usr/pkg/compiler-rt/lib");
91 CmdArgs.push_back(
92 Args.MakeArgString(getToolChain().GetFilePath("crtend.o")));
93 }
94
95 const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
96 C.addCommand(std::make_unique<Command>(JA, *this,
98 Exec, CmdArgs, Inputs, Output));
99}
100
101/// Minix - Minix tool chain which can call as(1) and ld(1) directly.
102
103toolchains::Minix::Minix(const Driver &D, const llvm::Triple &Triple,
104 const ArgList &Args)
105 : Generic_ELF(D, Triple, Args) {
106 getFilePaths().push_back(getDriver().Dir + "/../lib");
107 getFilePaths().push_back("/usr/lib");
108}
109
111 return new tools::minix::Assembler(*this);
112}
113
115 return new tools::minix::Linker(*this);
116}
Compilation - A set of tasks to perform for a single driver invocation.
Definition: Compilation.h:45
Driver - Encapsulate logic for constructing compilation processes from a set of gcc-driver-like comma...
Definition: Driver.h:76
bool CCCIsCXX() const
Whether the driver should follow g++ like behavior.
Definition: Driver.h:212
InputInfo - Wrapper for information about an input source.
Definition: InputInfo.h:22
const char * getFilename() const
Definition: InputInfo.h:83
bool isNothing() const
Definition: InputInfo.h:74
bool isFilename() const
Definition: InputInfo.h:75
path_list & getFilePaths()
Definition: ToolChain.h:278
const Driver & getDriver() const
Definition: ToolChain.h:236
Tool - Information on a specific compilation tool.
Definition: Tool.h:32
const ToolChain & getToolChain() const
Definition: Tool.h:52
Tool * buildLinker() const override
Definition: Minix.cpp:114
Minix(const Driver &D, const llvm::Triple &Triple, const llvm::opt::ArgList &Args)
Minix - Minix tool chain which can call as(1) and ld(1) directly.
Definition: Minix.cpp:103
Tool * buildAssembler() const override
Definition: Minix.cpp:110
void ConstructJob(Compilation &C, const JobAction &JA, const InputInfo &Output, const InputInfoList &Inputs, const llvm::opt::ArgList &TCArgs, const char *LinkingOutput) const override
ConstructJob - Construct jobs to perform the action JA, writing to Output and with Inputs,...
Definition: Minix.cpp:22
void ConstructJob(Compilation &C, const JobAction &JA, const InputInfo &Output, const InputInfoList &Inputs, const llvm::opt::ArgList &TCArgs, const char *LinkingOutput) const override
ConstructJob - Construct jobs to perform the action JA, writing to Output and with Inputs,...
Definition: Minix.cpp:44
void claimNoWarnArgs(const llvm::opt::ArgList &Args)
void AddLinkerInputs(const ToolChain &TC, const InputInfoList &Inputs, const llvm::opt::ArgList &Args, llvm::opt::ArgStringList &CmdArgs, const JobAction &JA)
@ C
Languages that the frontend can parse and compile.
static constexpr ResponseFileSupport AtFileCurCP()
Definition: Job.h:92