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359 lines
12 KiB
C++
359 lines
12 KiB
C++
//===--- Tools.cpp - Tools Implementations --------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include "Tools.h"
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#include "ToolChains.h"
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#include "swift/Basic/LLVM.h"
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#include "swift/Basic/Range.h"
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#include "swift/Driver/Driver.h"
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#include "swift/Driver/Job.h"
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#include "swift/Driver/Options.h"
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#include "swift/Frontend/Frontend.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/Option/Arg.h"
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#include "llvm/Option/ArgList.h"
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#include "llvm/Support/Path.h"
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using namespace swift;
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using namespace swift::driver;
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using namespace swift::driver::tools;
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using namespace llvm::opt;
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StringRef swift::getPlatformNameForTriple(const llvm::Triple &triple) {
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if (triple.isiOS()) {
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llvm::Triple::ArchType arch = triple.getArch();
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if (arch == llvm::Triple::ArchType::x86 ||
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arch == llvm::Triple::ArchType::x86_64)
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return "iphonesimulator";
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return "iphoneos";
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}
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if (triple.isMacOSX())
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return "macosx";
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return "";
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}
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/// Swift Tool
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namespace {
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static void addInputsOfType(ArgStringList &Arguments, const Job *J,
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types::ID InputType) {
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if (const Command *Cmd = dyn_cast<Command>(J)) {
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auto &output = Cmd->getOutput().getAnyOutputForType(InputType);
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if (!output.empty())
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Arguments.push_back(output.c_str());
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} else if (const JobList *JL = dyn_cast<JobList>(J)) {
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for (const Job *J : *JL)
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addInputsOfType(Arguments, J, InputType);
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} else {
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llvm_unreachable("Unable to add input arguments for unknown Job class");
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}
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}
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}
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Job *Swift::constructJob(const JobAction &JA, std::unique_ptr<JobList> Inputs,
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std::unique_ptr<CommandOutput> Output,
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const ActionList &InputActions, const ArgList &Args,
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const OutputInfo &OI) const {
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ArgStringList Arguments;
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const char *Exec = getToolChain().getDriver().getSwiftProgramPath().c_str();
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// Invoke ourselves in -frontend mode.
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Arguments.push_back("-frontend");
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Arguments.push_back("-target");
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std::string TripleStr = getToolChain().getTripleString();
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Arguments.push_back(Args.MakeArgString(TripleStr));
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// Determine the frontend mode option.
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const char *FrontendModeOption = nullptr;
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switch (OI.CompilerMode) {
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case OutputInfo::Mode::StandardCompile:
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case OutputInfo::Mode::SingleCompile: {
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switch (Output->getPrimaryOutputType()) {
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case types::TY_Object:
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FrontendModeOption = "-c";
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break;
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case types::TY_RawSIL:
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FrontendModeOption = "-emit-silgen";
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break;
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case types::TY_SIL:
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FrontendModeOption = "-emit-sil";
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break;
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case types::TY_LLVM_IR:
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FrontendModeOption = "-emit-ir";
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break;
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case types::TY_LLVM_BC:
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FrontendModeOption = "-emit-bc";
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break;
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case types::TY_SwiftModuleFile:
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// Since this is our primary output, we need to specify the option here.
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FrontendModeOption = "-emit-module";
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break;
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case types::TY_Nothing:
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// We were told to output nothing, so get the last mode option and use that.
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if (const Arg *A = Args.getLastArg(options::OPT_modes_Group))
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FrontendModeOption = A->getSpelling().data();
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else
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llvm_unreachable("We were told to perform a standard compile, "
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"but no mode option was passed to the driver.");
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break;
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default:
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llvm_unreachable("Invalid output type");
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}
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break;
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}
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case OutputInfo::Mode::Immediate:
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FrontendModeOption = "-i";
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break;
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case OutputInfo::Mode::REPL:
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FrontendModeOption = "-repl";
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break;
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}
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assert(FrontendModeOption != nullptr && "No frontend mode option specified!");
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Arguments.push_back(FrontendModeOption);
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assert(Inputs->empty() &&
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"The Swift frontend does not expect to be fed any input Jobs!");
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// Add input arguments.
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switch (OI.CompilerMode) {
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case OutputInfo::Mode::StandardCompile: {
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assert(InputActions.size() == 1 &&
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"The Swift frontend expects exactly one input (the primary file)!");
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const InputAction *IA = dyn_cast<InputAction>(InputActions[0]);
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assert(IA && "Only InputActions can be passed as inputs!");
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const Arg &PrimaryInputArg = IA->getInputArg();
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bool FoundPrimaryInput = false;
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for (const Arg *A : make_range(Args.filtered_begin(options::OPT_INPUT),
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Args.filtered_end())) {
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Option Opt = A->getOption();
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if (A->getOption().matches(options::OPT_INPUT)) {
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// See if this input should be passed with -primary-file.
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if (!FoundPrimaryInput && PrimaryInputArg.getIndex() == A->getIndex()) {
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Arguments.push_back("-primary-file");
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FoundPrimaryInput = true;
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}
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Arguments.push_back(A->getValue());
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}
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}
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break;
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}
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case OutputInfo::Mode::SingleCompile:
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case OutputInfo::Mode::Immediate: {
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for (const Action *A : InputActions) {
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const InputAction *IA = dyn_cast<InputAction>(A);
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assert(IA && "Only InputActions can be passed as inputs!");
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IA->getInputArg().render(Args, Arguments);
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}
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break;
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}
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case OutputInfo::Mode::REPL: {
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assert(InputActions.empty() && "REPL mode accepts no inputs!");
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break;
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}
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}
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Arguments.push_back("-module-name");
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Arguments.push_back(Args.MakeArgString(OI.ModuleName));
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Args.AddLastArg(Arguments, options::OPT_g);
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// Pass the optimization level down to the frontend.
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Args.AddLastArg(Arguments, options::OPT_O_Group);
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// Set the SDK for the frontend.
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if (!OI.SDKPath.empty()) {
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Arguments.push_back("-sdk");
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Arguments.push_back(Args.MakeArgString(OI.SDKPath));
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}
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// Pass through the values passed to -Xfrontend.
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Args.AddAllArgValues(Arguments, options::OPT_Xfrontend);
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Args.AddLastArg(Arguments, options::OPT_parse_as_library);
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Args.AddLastArg(Arguments, options::OPT_parse_sil);
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Args.AddLastArg(Arguments, options::OPT_parse_stdlib);
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const std::string &ModuleOutputPath =
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Output->getAdditionalOutputForType(types::ID::TY_SwiftModuleFile);
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if (!ModuleOutputPath.empty()) {
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Arguments.push_back("-emit-module");
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Arguments.push_back("-emit-module-path");
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Arguments.push_back(ModuleOutputPath.c_str());
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}
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const std::string &SerializedDiagnosticsPath =
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Output->getAdditionalOutputForType(types::TY_SerializedDiagnostics);
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if (!SerializedDiagnosticsPath.empty()) {
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Arguments.push_back("-serialize-diagnostics");
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Arguments.push_back("-serialize-diagnostics-path");
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Arguments.push_back(SerializedDiagnosticsPath.c_str());
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}
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// Add the output file argument if necessary.
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if (Output->getPrimaryOutputType() != types::TY_Nothing) {
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Arguments.push_back("-o");
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Arguments.push_back(Output->getPrimaryOutputFilename().c_str());
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}
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if (OI.CompilerMode == OutputInfo::Mode::Immediate)
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Args.AddLastArg(Arguments, options::OPT__DASH_DASH);
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return new Command(JA, *this, std::move(Inputs), std::move(Output), Exec,
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Arguments);
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}
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Job *MergeModule::constructJob(const JobAction &JA,
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std::unique_ptr<JobList> Inputs,
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std::unique_ptr<CommandOutput> Output,
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const ActionList &InputActions,
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const ArgList &Args,
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const OutputInfo &OI) const {
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ArgStringList Arguments;
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const char *Exec = getToolChain().getDriver().getSwiftProgramPath().c_str();
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// Invoke ourself in -frontend mode.
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Arguments.push_back("-frontend");
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// Tell all files to parse as library, which is necessary to load them as
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// serialized ASTs.
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Arguments.push_back("-parse-as-library");
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Arguments.push_back("-module-name");
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Arguments.push_back(Args.MakeArgString(OI.ModuleName));
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// We just want to emit a module, so pass -emit-module without any other
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// mode options.
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Arguments.push_back("-emit-module");
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assert(Output->getPrimaryOutputType() == types::TY_SwiftModuleFile &&
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"The MergeModule tool only produces swiftmodule files!");
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Arguments.push_back("-o");
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Arguments.push_back(Args.MakeArgString(Output->getPrimaryOutputFilename()));
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size_t origLen = Arguments.size();
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addInputsOfType(Arguments, Inputs.get(), types::TY_SwiftModuleFile);
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assert(Arguments.size() - origLen == Inputs->size() &&
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"every input to MergeModule must generate a swiftmodule");
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return new Command(JA, *this, std::move(Inputs), std::move(Output), Exec,
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Arguments);
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}
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/// Darwin Tools
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llvm::Triple::ArchType darwin::getArchTypeForDarwinArchName(StringRef Arch) {
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return llvm::StringSwitch<llvm::Triple::ArchType>(Arch)
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.Cases("i386", "i486", "i486SX", "i586", "i686", llvm::Triple::x86)
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.Cases("pentium", "pentpro", "pentIIm3", "pentIIm5", "pentium4",
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llvm::Triple::x86)
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.Case("x86_64", llvm::Triple::x86_64)
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.Cases("arm", "armv4t", "armv5", "armv6", "armv6m", llvm::Triple::arm)
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.Cases("armv7", "armv7em", "armv7f", "armv7k", "armv7m", llvm::Triple::arm)
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.Cases("armv7s", "xscale", llvm::Triple::arm)
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.Default(llvm::Triple::UnknownArch);
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}
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void darwin::DarwinTool::anchor() {}
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void darwin::DarwinTool::AddDarwinArch(const ArgList &Args,
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ArgStringList &CmdArgs) const {
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StringRef ArchName = getDarwinToolChain().getDarwinArchName(Args);
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CmdArgs.push_back("-arch");
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CmdArgs.push_back(Args.MakeArgString(ArchName));
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}
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Job *darwin::Linker::constructJob(const JobAction &JA,
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std::unique_ptr<JobList> Inputs,
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std::unique_ptr<CommandOutput> Output,
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const ActionList &InputActions,
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const ArgList &Args,
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const OutputInfo &OI) const {
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assert(Output->getPrimaryOutputType() == types::TY_Image &&
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"Invalid linker output type.");
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ArgStringList Arguments;
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addInputsOfType(Arguments, Inputs.get(), types::TY_Object);
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Args.AddAllArgValues(Arguments, options::OPT_Xlinker);
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Args.AddAllArgs(Arguments, options::OPT_linker_option_Group);
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Args.AddAllArgs(Arguments, options::OPT_F);
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if (!OI.SDKPath.empty()) {
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Arguments.push_back("-syslibroot");
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Arguments.push_back(Args.MakeArgString(OI.SDKPath));
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}
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Arguments.push_back("-lSystem");
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AddDarwinArch(Args, Arguments);
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const toolchains::Darwin &TC = getDarwinToolChain();
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const Driver &D = TC.getDriver();
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// Add the runtime library link path, which is platform-specific and found
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// relative to the compiler.
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// FIXME: Duplicated from CompilerInvocation, but in theory the runtime
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// library link path and the standard library module import path don't
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// need to be the same.
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llvm::SmallString<128> RuntimeLibPath(D.getSwiftProgramPath());
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llvm::sys::path::remove_filename(RuntimeLibPath); // remove /swift
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llvm::sys::path::remove_filename(RuntimeLibPath); // remove /bin
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llvm::sys::path::append(RuntimeLibPath, "lib", "swift");
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llvm::sys::path::append(RuntimeLibPath,
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getPlatformNameForTriple(TC.getTriple()));
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Arguments.push_back("-L");
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Arguments.push_back(Args.MakeArgString(RuntimeLibPath));
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// FIXME: We probably shouldn't be adding an rpath here unless we know ahead
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// of time the standard library won't be copied.
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Arguments.push_back("-rpath");
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Arguments.push_back(Args.MakeArgString(RuntimeLibPath));
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// FIXME: Properly handle deployment targets.
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assert(TC.getTriple().isiOS() || TC.getTriple().isMacOSX());
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if (TC.getTriple().isiOS()) {
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Arguments.push_back("-iphoneos_version_min");
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Arguments.push_back("7.0.0");
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} else {
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Arguments.push_back("-macosx_version_min");
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Arguments.push_back("10.8.0");
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}
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// This should be the last option, for convenience in checking output.
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Arguments.push_back("-o");
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Arguments.push_back(Output->getPrimaryOutputFilename().c_str());
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std::string Exec = D.getProgramPath("ld", getToolChain());
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return new Command(JA, *this, std::move(Inputs), std::move(Output),
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Args.MakeArgString(Exec), Arguments);
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}
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