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llvm-mirror/lib/Option/ArgList.cpp
Eric Christopher d315447cf7 Convert Arg, ArgList, and Option to dump() to dbgs() rather than errs(). 
Also add print() functions.

Patch by Justin Lebar!

llvm-svn: 256010
2015-12-18 18:55:26 +00:00

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//===--- ArgList.cpp - Argument List Management ---------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Option/ArgList.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Option/Arg.h"
#include "llvm/Option/Option.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
using namespace llvm::opt;
void arg_iterator::SkipToNextArg() {
for (; Current != Args.end(); ++Current) {
// Done if there are no filters.
if (!Id0.isValid())
break;
// Otherwise require a match.
const Option &O = (*Current)->getOption();
if (O.matches(Id0) ||
(Id1.isValid() && O.matches(Id1)) ||
(Id2.isValid() && O.matches(Id2)))
break;
}
}
void ArgList::append(Arg *A) {
Args.push_back(A);
}
void ArgList::eraseArg(OptSpecifier Id) {
Args.erase(std::remove_if(begin(), end(),
[=](Arg *A) { return A->getOption().matches(Id); }),
end());
}
Arg *ArgList::getLastArgNoClaim(OptSpecifier Id) const {
// FIXME: Make search efficient?
for (const_reverse_iterator it = rbegin(), ie = rend(); it != ie; ++it)
if ((*it)->getOption().matches(Id))
return *it;
return nullptr;
}
Arg *ArgList::getLastArgNoClaim(OptSpecifier Id0, OptSpecifier Id1) const {
// FIXME: Make search efficient?
for (const_reverse_iterator it = rbegin(), ie = rend(); it != ie; ++it)
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1))
return *it;
return nullptr;
}
Arg *ArgList::getLastArgNoClaim(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2) const {
// FIXME: Make search efficient?
for (const_reverse_iterator it = rbegin(), ie = rend(); it != ie; ++it)
if ((*it)->getOption().matches(Id0) || (*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2))
return *it;
return nullptr;
}
Arg *ArgList::getLastArgNoClaim(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2, OptSpecifier Id3) const {
// FIXME: Make search efficient?
for (const_reverse_iterator it = rbegin(), ie = rend(); it != ie; ++it)
if ((*it)->getOption().matches(Id0) || (*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2) || (*it)->getOption().matches(Id3))
return *it;
return nullptr;
}
Arg *ArgList::getLastArg(OptSpecifier Id) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2, OptSpecifier Id3) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2) ||
(*it)->getOption().matches(Id3)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2, OptSpecifier Id3,
OptSpecifier Id4) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2) ||
(*it)->getOption().matches(Id3) ||
(*it)->getOption().matches(Id4)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2, OptSpecifier Id3,
OptSpecifier Id4, OptSpecifier Id5) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2) ||
(*it)->getOption().matches(Id3) ||
(*it)->getOption().matches(Id4) ||
(*it)->getOption().matches(Id5)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2, OptSpecifier Id3,
OptSpecifier Id4, OptSpecifier Id5,
OptSpecifier Id6) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2) ||
(*it)->getOption().matches(Id3) ||
(*it)->getOption().matches(Id4) ||
(*it)->getOption().matches(Id5) ||
(*it)->getOption().matches(Id6)) {
Res = *it;
Res->claim();
}
}
return Res;
}
Arg *ArgList::getLastArg(OptSpecifier Id0, OptSpecifier Id1,
OptSpecifier Id2, OptSpecifier Id3,
OptSpecifier Id4, OptSpecifier Id5,
OptSpecifier Id6, OptSpecifier Id7) const {
Arg *Res = nullptr;
for (const_iterator it = begin(), ie = end(); it != ie; ++it) {
if ((*it)->getOption().matches(Id0) ||
(*it)->getOption().matches(Id1) ||
(*it)->getOption().matches(Id2) ||
(*it)->getOption().matches(Id3) ||
(*it)->getOption().matches(Id4) ||
(*it)->getOption().matches(Id5) ||
(*it)->getOption().matches(Id6) ||
(*it)->getOption().matches(Id7)) {
Res = *it;
Res->claim();
}
}
return Res;
}
bool ArgList::hasFlag(OptSpecifier Pos, OptSpecifier Neg, bool Default) const {
if (Arg *A = getLastArg(Pos, Neg))
return A->getOption().matches(Pos);
return Default;
}
bool ArgList::hasFlag(OptSpecifier Pos, OptSpecifier PosAlias, OptSpecifier Neg,
bool Default) const {
if (Arg *A = getLastArg(Pos, PosAlias, Neg))
return A->getOption().matches(Pos) || A->getOption().matches(PosAlias);
return Default;
}
StringRef ArgList::getLastArgValue(OptSpecifier Id,
StringRef Default) const {
if (Arg *A = getLastArg(Id))
return A->getValue();
return Default;
}
std::vector<std::string> ArgList::getAllArgValues(OptSpecifier Id) const {
SmallVector<const char *, 16> Values;
AddAllArgValues(Values, Id);
return std::vector<std::string>(Values.begin(), Values.end());
}
void ArgList::AddLastArg(ArgStringList &Output, OptSpecifier Id) const {
if (Arg *A = getLastArg(Id)) {
A->claim();
A->render(*this, Output);
}
}
void ArgList::AddLastArg(ArgStringList &Output, OptSpecifier Id0,
OptSpecifier Id1) const {
if (Arg *A = getLastArg(Id0, Id1)) {
A->claim();
A->render(*this, Output);
}
}
void ArgList::AddAllArgs(ArgStringList &Output,
ArrayRef<OptSpecifier> Ids) const {
for (const Arg *Arg : Args) {
for (OptSpecifier Id : Ids) {
if (Arg->getOption().matches(Id)) {
Arg->claim();
Arg->render(*this, Output);
break;
}
}
}
}
/// This 3-opt variant of AddAllArgs could be eliminated in favor of one
/// that accepts a single specifier, given the above which accepts any number.
void ArgList::AddAllArgs(ArgStringList &Output, OptSpecifier Id0,
OptSpecifier Id1, OptSpecifier Id2) const {
for (auto Arg: filtered(Id0, Id1, Id2)) {
Arg->claim();
Arg->render(*this, Output);
}
}
void ArgList::AddAllArgValues(ArgStringList &Output, OptSpecifier Id0,
OptSpecifier Id1, OptSpecifier Id2) const {
for (auto Arg : filtered(Id0, Id1, Id2)) {
Arg->claim();
const auto &Values = Arg->getValues();
Output.append(Values.begin(), Values.end());
}
}
void ArgList::AddAllArgsTranslated(ArgStringList &Output, OptSpecifier Id0,
const char *Translation,
bool Joined) const {
for (auto Arg: filtered(Id0)) {
Arg->claim();
if (Joined) {
Output.push_back(MakeArgString(StringRef(Translation) +
Arg->getValue(0)));
} else {
Output.push_back(Translation);
Output.push_back(Arg->getValue(0));
}
}
}
void ArgList::ClaimAllArgs(OptSpecifier Id0) const {
for (auto Arg : filtered(Id0))
Arg->claim();
}
void ArgList::ClaimAllArgs() const {
for (const_iterator it = begin(), ie = end(); it != ie; ++it)
if (!(*it)->isClaimed())
(*it)->claim();
}
const char *ArgList::GetOrMakeJoinedArgString(unsigned Index,
StringRef LHS,
StringRef RHS) const {
StringRef Cur = getArgString(Index);
if (Cur.size() == LHS.size() + RHS.size() &&
Cur.startswith(LHS) && Cur.endswith(RHS))
return Cur.data();
return MakeArgString(LHS + RHS);
}
void ArgList::print(raw_ostream &O) const {
for (Arg *A : *this) {
O << "* ";
A->print(O);
}
}
LLVM_DUMP_METHOD void ArgList::dump() const { print(dbgs()); }
//
void InputArgList::releaseMemory() {
// An InputArgList always owns its arguments.
for (Arg *A : *this)
delete A;
}
InputArgList::InputArgList(const char* const *ArgBegin,
const char* const *ArgEnd)
: NumInputArgStrings(ArgEnd - ArgBegin) {
ArgStrings.append(ArgBegin, ArgEnd);
}
unsigned InputArgList::MakeIndex(StringRef String0) const {
unsigned Index = ArgStrings.size();
// Tuck away so we have a reliable const char *.
SynthesizedStrings.push_back(String0);
ArgStrings.push_back(SynthesizedStrings.back().c_str());
return Index;
}
unsigned InputArgList::MakeIndex(StringRef String0,
StringRef String1) const {
unsigned Index0 = MakeIndex(String0);
unsigned Index1 = MakeIndex(String1);
assert(Index0 + 1 == Index1 && "Unexpected non-consecutive indices!");
(void) Index1;
return Index0;
}
const char *InputArgList::MakeArgStringRef(StringRef Str) const {
return getArgString(MakeIndex(Str));
}
//
DerivedArgList::DerivedArgList(const InputArgList &BaseArgs)
: BaseArgs(BaseArgs) {}
const char *DerivedArgList::MakeArgStringRef(StringRef Str) const {
return BaseArgs.MakeArgString(Str);
}
void DerivedArgList::AddSynthesizedArg(Arg *A) {
SynthesizedArgs.push_back(std::unique_ptr<Arg>(A));
}
Arg *DerivedArgList::MakeFlagArg(const Arg *BaseArg, const Option Opt) const {
SynthesizedArgs.push_back(
make_unique<Arg>(Opt, MakeArgString(Opt.getPrefix() + Opt.getName()),
BaseArgs.MakeIndex(Opt.getName()), BaseArg));
return SynthesizedArgs.back().get();
}
Arg *DerivedArgList::MakePositionalArg(const Arg *BaseArg, const Option Opt,
StringRef Value) const {
unsigned Index = BaseArgs.MakeIndex(Value);
SynthesizedArgs.push_back(
make_unique<Arg>(Opt, MakeArgString(Opt.getPrefix() + Opt.getName()),
Index, BaseArgs.getArgString(Index), BaseArg));
return SynthesizedArgs.back().get();
}
Arg *DerivedArgList::MakeSeparateArg(const Arg *BaseArg, const Option Opt,
StringRef Value) const {
unsigned Index = BaseArgs.MakeIndex(Opt.getName(), Value);
SynthesizedArgs.push_back(
make_unique<Arg>(Opt, MakeArgString(Opt.getPrefix() + Opt.getName()),
Index, BaseArgs.getArgString(Index + 1), BaseArg));
return SynthesizedArgs.back().get();
}
Arg *DerivedArgList::MakeJoinedArg(const Arg *BaseArg, const Option Opt,
StringRef Value) const {
unsigned Index = BaseArgs.MakeIndex((Opt.getName() + Value).str());
SynthesizedArgs.push_back(make_unique<Arg>(
Opt, MakeArgString(Opt.getPrefix() + Opt.getName()), Index,
BaseArgs.getArgString(Index) + Opt.getName().size(), BaseArg));
return SynthesizedArgs.back().get();
}
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