Coverage Report

Created: 2020-02-18 08:44

/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/Driver/ToolChains/InterfaceStubs.cpp
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//===---  InterfaceStubs.cpp - Base InterfaceStubs 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 "InterfaceStubs.h"
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#include "CommonArgs.h"
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#include "clang/Driver/Compilation.h"
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#include "llvm/Support/Path.h"
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namespace clang {
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namespace driver {
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namespace tools {
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namespace ifstool {
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void Merger::ConstructJob(Compilation &C, const JobAction &JA,
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                          const InputInfo &Output, const InputInfoList &Inputs,
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                          const llvm::opt::ArgList &Args,
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                          const char *LinkingOutput) const {
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  std::string Merger = getToolChain().GetProgramPath(getShortName());
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  llvm::opt::ArgStringList CmdArgs;
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  CmdArgs.push_back("-action");
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  const bool WriteBin = !Args.getLastArg(options::OPT_emit_merged_ifs);
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  CmdArgs.push_back(WriteBin ? 
"write-bin"13
:
"write-ifs"7
);
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  CmdArgs.push_back("-o");
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  // Normally we want to write to a side-car file ending in ".ifso" so for
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  // example if `clang -emit-interface-stubs -shared -o libhello.so` were
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  // invoked then we would like to get libhello.so and libhello.ifso. If the
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  // stdout stream is given as the output file (ie `-o -`), that is the one
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  // exception where we will just append to the same filestream as the normal
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  // output.
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  SmallString<128> OutputFilename(Output.getFilename());
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  if (OutputFilename != "-") {
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    if (Args.hasArg(options::OPT_shared))
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      llvm::sys::path::replace_extension(OutputFilename,
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                                         (WriteBin ? "ifso" : "ifs"));
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    else
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      OutputFilename += (WriteBin ? ".ifso" : 
".ifs"0
);
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  }
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  CmdArgs.push_back(Args.MakeArgString(OutputFilename.c_str()));
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  // Here we append the input files. If the input files are object files, then
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  // we look for .ifs files present in the same location as the object files.
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  for (const auto &Input : Inputs) {
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    if (!Input.isFilename())
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      continue;
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    SmallString<128> InputFilename(Input.getFilename());
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    if (Input.getType() == types::TY_Object)
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      llvm::sys::path::replace_extension(InputFilename, ".ifs");
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    CmdArgs.push_back(Args.MakeArgString(InputFilename.c_str()));
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  }
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  C.addCommand(std::make_unique<Command>(JA, *this, Args.MakeArgString(Merger),
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                                         CmdArgs, Inputs));
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}
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} // namespace ifstool
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} // namespace tools
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} // namespace driver
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} // namespace clang