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96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
//===--- Tool.cpp - The LLVM Compiler Driver --------------------*- 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
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// Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// Tool base class - implementation details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/CompilerDriver/BuiltinOptions.h"
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#include "llvm/CompilerDriver/Tool.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/Support/Path.h"
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#include <algorithm>
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using namespace llvm;
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using namespace llvmc;
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namespace {
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sys::Path MakeTempFile(const sys::Path& TempDir, const std::string& BaseName,
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const std::string& Suffix) {
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sys::Path Out;
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// Make sure we don't end up with path names like '/file.o' if the
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// TempDir is empty.
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if (TempDir.empty()) {
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Out.set(BaseName);
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}
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else {
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Out = TempDir;
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Out.appendComponent(BaseName);
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}
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Out.appendSuffix(Suffix);
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// NOTE: makeUnique always *creates* a unique temporary file,
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// which is good, since there will be no races. However, some
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// tools do not like it when the output file already exists, so
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// they need to be placated with -f or something like that.
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Out.makeUnique(true, NULL);
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return Out;
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}
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}
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sys::Path Tool::OutFilename(const sys::Path& In,
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const sys::Path& TempDir,
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bool StopCompilation,
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const char* OutputSuffix) const {
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sys::Path Out;
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if (StopCompilation) {
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if (!OutputFilename.empty()) {
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Out.set(OutputFilename);
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}
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else if (IsJoin()) {
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Out.set("a");
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Out.appendSuffix(OutputSuffix);
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}
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else {
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Out.set(sys::path::stem(In.str()));
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Out.appendSuffix(OutputSuffix);
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}
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}
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else {
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if (IsJoin())
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Out = MakeTempFile(TempDir, "tmp", OutputSuffix);
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else
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Out = MakeTempFile(TempDir, sys::path::stem(In.str()), OutputSuffix);
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}
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return Out;
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}
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namespace {
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template <class A, class B>
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bool CompareFirst (std::pair<A,B> p1, std::pair<A,B> p2) {
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return std::less<A>()(p1.first, p2.first);
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}
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}
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StrVector Tool::SortArgs(ArgsVector& Args) const {
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StrVector Out;
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// HACK: this won't be needed when we'll migrate away from CommandLine.
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std::stable_sort(Args.begin(), Args.end(),
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&CompareFirst<unsigned, std::string>);
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for (ArgsVector::iterator B = Args.begin(), E = Args.end(); B != E; ++B) {
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Out.push_back(B->second);
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}
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return Out;
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}
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