llvm-project/clang/lib/Driver/ToolChain.cpp

64 lines
2.1 KiB
C++

//===--- ToolChain.cpp - Collections of tools for one platform ----------*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "clang/Driver/ToolChain.h"
#include "clang/Driver/Action.h"
#include "clang/Driver/Driver.h"
#include "clang/Driver/HostInfo.h"
using namespace clang::driver;
ToolChain::ToolChain(const HostInfo &_Host, const char *_Arch,
const char *_Platform, const char *_OS)
: Host(_Host), Arch(_Arch), Platform(_Platform), OS(_OS) {
}
ToolChain::~ToolChain() {
}
llvm::sys::Path ToolChain::GetFilePath(const Compilation &C,
const char *Name) const {
return Host.getDriver().GetFilePath(Name, *this);
}
llvm::sys::Path ToolChain::GetProgramPath(const Compilation &C,
const char *Name) const {
return Host.getDriver().GetProgramPath(Name, *this);
}
bool ToolChain::ShouldUseClangCompiler(const Compilation &C,
const JobAction &JA) const {
// Check if user requested no clang, or clang doesn't understand
// this type (we only handle single inputs for now).
if (Host.getDriver().CCCNoClang || JA.size() != 1 ||
!types::isAcceptedByClang((*JA.begin())->getType()))
return false;
// Otherwise make sure this is an action clang undertands.
if (isa<PreprocessJobAction>(JA)) {
if (Host.getDriver().CCCNoClangCPP)
return false;
} else if (!isa<PrecompileJobAction>(JA) && !isa<CompileJobAction>(JA))
return false;
// Avoid CXX if the user requested.
if (Host.getDriver().CCCNoClangCXX && types::isCXX((*JA.begin())->getType()))
return false;
// Finally, don't use clang if this isn't one of the user specified
// archs to build.
if (!Host.getDriver().CCCClangArchs.empty() &&
!Host.getDriver().CCCClangArchs.count(getArchName()))
return false;
return true;
}