diff options
Diffstat (limited to 'clang/include/clang')
21 files changed, 153 insertions, 1167 deletions
diff --git a/clang/include/clang/Driver/Action.h b/clang/include/clang/Driver/Action.h index 4057e48f69a..59e979c89d0 100644 --- a/clang/include/clang/Driver/Action.h +++ b/clang/include/clang/Driver/Action.h @@ -14,9 +14,17 @@ #include "clang/Driver/Util.h" #include "llvm/ADT/SmallVector.h" +namespace llvm { +namespace opt { + class Arg; +} +} + namespace clang { namespace driver { - class Arg; + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; + /// Action - Represent an abstract compilation step to perform. /// diff --git a/clang/include/clang/Driver/Arg.h b/clang/include/clang/Driver/Arg.h deleted file mode 100644 index 662a2e2c618..00000000000 --- a/clang/include/clang/Driver/Arg.h +++ /dev/null @@ -1,133 +0,0 @@ -//===--- Arg.h - Parsed Argument Classes ------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -/// -/// \file -/// \brief Defines the clang::driver::Arg class for parsed arguments. -/// -//===----------------------------------------------------------------------===// - -#ifndef CLANG_DRIVER_ARG_H_ -#define CLANG_DRIVER_ARG_H_ - -#include "Util.h" -#include "clang/Driver/Option.h" -#include "llvm/ADT/SmallVector.h" -#include "llvm/ADT/StringRef.h" -#include <string> - -namespace clang { -namespace driver { - class ArgList; - - /// \brief A concrete instance of a particular driver option. - /// - /// The Arg class encodes just enough information to be able to - /// derive the argument values efficiently. In addition, Arg - /// instances have an intrusive double linked list which is used by - /// ArgList to provide efficient iteration over all instances of a - /// particular option. - class Arg { - Arg(const Arg &) LLVM_DELETED_FUNCTION; - void operator=(const Arg &) LLVM_DELETED_FUNCTION; - - private: - /// \brief The option this argument is an instance of. - const Option Opt; - - /// \brief The argument this argument was derived from (during tool chain - /// argument translation), if any. - const Arg *BaseArg; - - /// \brief How this instance of the option was spelled. - StringRef Spelling; - - /// \brief The index at which this argument appears in the containing - /// ArgList. - unsigned Index; - - /// \brief Was this argument used to affect compilation? - /// - /// This is used for generating "argument unused" diagnostics. - mutable unsigned Claimed : 1; - - /// \brief Does this argument own its values? - mutable unsigned OwnsValues : 1; - - /// \brief The argument values, as C strings. - SmallVector<const char *, 2> Values; - - public: - Arg(const Option Opt, StringRef Spelling, unsigned Index, - const Arg *BaseArg = 0); - Arg(const Option Opt, StringRef Spelling, unsigned Index, - const char *Value0, const Arg *BaseArg = 0); - Arg(const Option Opt, StringRef Spelling, unsigned Index, - const char *Value0, const char *Value1, const Arg *BaseArg = 0); - ~Arg(); - - Option getOption() const { return Opt; } - StringRef getSpelling() const { return Spelling; } - unsigned getIndex() const { return Index; } - - /// \brief Return the base argument which generated this arg. - /// - /// This is either the argument itself or the argument it was - /// derived from during tool chain specific argument translation. - const Arg &getBaseArg() const { - return BaseArg ? *BaseArg : *this; - } - void setBaseArg(const Arg *_BaseArg) { - BaseArg = _BaseArg; - } - - bool getOwnsValues() const { return OwnsValues; } - void setOwnsValues(bool Value) const { OwnsValues = Value; } - - bool isClaimed() const { return getBaseArg().Claimed; } - - /// \brief Set the Arg claimed bit. - void claim() const { getBaseArg().Claimed = true; } - - unsigned getNumValues() const { return Values.size(); } - const char *getValue(unsigned N = 0) const { - return Values[N]; - } - - SmallVectorImpl<const char*> &getValues() { - return Values; - } - - bool containsValue(StringRef Value) const { - for (unsigned i = 0, e = getNumValues(); i != e; ++i) - if (Values[i] == Value) - return true; - return false; - } - - /// \brief Append the argument onto the given array as strings. - void render(const ArgList &Args, ArgStringList &Output) const; - - /// \brief Append the argument, render as an input, onto the given - /// array as strings. - /// - /// The distinction is that some options only render their values - /// when rendered as a input (e.g., Xlinker). - void renderAsInput(const ArgList &Args, ArgStringList &Output) const; - - void dump() const; - - /// \brief Return a formatted version of the argument and - /// its values, for debugging and diagnostics. - std::string getAsString(const ArgList &Args) const; - }; - -} // end namespace driver -} // end namespace clang - -#endif diff --git a/clang/include/clang/Driver/ArgList.h b/clang/include/clang/Driver/ArgList.h deleted file mode 100644 index 777d0521139..00000000000 --- a/clang/include/clang/Driver/ArgList.h +++ /dev/null @@ -1,442 +0,0 @@ -//===--- ArgList.h - Argument List Management ----------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef CLANG_DRIVER_ARGLIST_H_ -#define CLANG_DRIVER_ARGLIST_H_ - -#include "clang/Basic/LLVM.h" -#include "clang/Driver/OptSpecifier.h" -#include "clang/Driver/Option.h" -#include "clang/Driver/Util.h" -#include "llvm/ADT/SmallVector.h" -#include "llvm/ADT/StringRef.h" -#include <list> -#include <string> -#include <vector> - -namespace clang { - class DiagnosticsEngine; - -namespace driver { - class Arg; - class ArgList; - class Option; - - /// arg_iterator - Iterates through arguments stored inside an ArgList. - class arg_iterator { - /// The current argument. - SmallVectorImpl<Arg*>::const_iterator Current; - - /// The argument list we are iterating over. - const ArgList &Args; - - /// Optional filters on the arguments which will be match. Most clients - /// should never want to iterate over arguments without filters, so we won't - /// bother to factor this into two separate iterator implementations. - // - // FIXME: Make efficient; the idea is to provide efficient iteration over - // all arguments which match a particular id and then just provide an - // iterator combinator which takes multiple iterators which can be - // efficiently compared and returns them in order. - OptSpecifier Id0, Id1, Id2; - - void SkipToNextArg(); - - public: - typedef Arg * const * value_type; - typedef Arg * const & reference; - typedef Arg * const * pointer; - typedef std::forward_iterator_tag iterator_category; - typedef std::ptrdiff_t difference_type; - - arg_iterator(SmallVectorImpl<Arg*>::const_iterator it, - const ArgList &_Args, OptSpecifier _Id0 = 0U, - OptSpecifier _Id1 = 0U, OptSpecifier _Id2 = 0U) - : Current(it), Args(_Args), Id0(_Id0), Id1(_Id1), Id2(_Id2) { - SkipToNextArg(); - } - - operator const Arg*() { return *Current; } - reference operator*() const { return *Current; } - pointer operator->() const { return Current; } - - arg_iterator &operator++() { - ++Current; - SkipToNextArg(); - return *this; - } - - arg_iterator operator++(int) { - arg_iterator tmp(*this); - ++(*this); - return tmp; - } - - friend bool operator==(arg_iterator LHS, arg_iterator RHS) { - return LHS.Current == RHS.Current; - } - friend bool operator!=(arg_iterator LHS, arg_iterator RHS) { - return !(LHS == RHS); - } - }; - - /// ArgList - Ordered collection of driver arguments. - /// - /// The ArgList class manages a list of Arg instances as well as - /// auxiliary data and convenience methods to allow Tools to quickly - /// check for the presence of Arg instances for a particular Option - /// and to iterate over groups of arguments. - class ArgList { - private: - ArgList(const ArgList &) LLVM_DELETED_FUNCTION; - void operator=(const ArgList &) LLVM_DELETED_FUNCTION; - - public: - typedef SmallVector<Arg*, 16> arglist_type; - typedef arglist_type::iterator iterator; - typedef arglist_type::const_iterator const_iterator; - typedef arglist_type::reverse_iterator reverse_iterator; - typedef arglist_type::const_reverse_iterator const_reverse_iterator; - - private: - /// The internal list of arguments. - arglist_type Args; - - protected: - ArgList(); - - public: - virtual ~ArgList(); - - /// @name Arg Access - /// @{ - - /// append - Append \p A to the arg list. - void append(Arg *A); - - arglist_type &getArgs() { return Args; } - const arglist_type &getArgs() const { return Args; } - - unsigned size() const { return Args.size(); } - - /// @} - /// @name Arg Iteration - /// @{ - - iterator begin() { return Args.begin(); } - iterator end() { return Args.end(); } - - reverse_iterator rbegin() { return Args.rbegin(); } - reverse_iterator rend() { return Args.rend(); } - - const_iterator begin() const { return Args.begin(); } - const_iterator end() const { return Args.end(); } - - const_reverse_iterator rbegin() const { return Args.rbegin(); } - const_reverse_iterator rend() const { return Args.rend(); } - - arg_iterator filtered_begin(OptSpecifier Id0 = 0U, OptSpecifier Id1 = 0U, - OptSpecifier Id2 = 0U) const { - return arg_iterator(Args.begin(), *this, Id0, Id1, Id2); - } - arg_iterator filtered_end() const { - return arg_iterator(Args.end(), *this); - } - - /// @} - /// @name Arg Removal - /// @{ - - /// eraseArg - Remove any option matching \p Id. - void eraseArg(OptSpecifier Id); - - /// @} - /// @name Arg Access - /// @{ - - /// hasArg - Does the arg list contain any option matching \p Id. - /// - /// \p Claim Whether the argument should be claimed, if it exists. - bool hasArgNoClaim(OptSpecifier Id) const { - return getLastArgNoClaim(Id) != 0; - } - bool hasArg(OptSpecifier Id) const { - return getLastArg(Id) != 0; - } - bool hasArg(OptSpecifier Id0, OptSpecifier Id1) const { - return getLastArg(Id0, Id1) != 0; - } - bool hasArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2) const { - return getLastArg(Id0, Id1, Id2) != 0; - } - - /// getLastArg - Return the last argument matching \p Id, or null. - /// - /// \p Claim Whether the argument should be claimed, if it exists. - Arg *getLastArgNoClaim(OptSpecifier Id) const; - Arg *getLastArg(OptSpecifier Id) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2, - OptSpecifier Id3) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2, - OptSpecifier Id3, OptSpecifier Id4) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2, - OptSpecifier Id3, OptSpecifier Id4, OptSpecifier Id5) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2, - OptSpecifier Id3, OptSpecifier Id4, OptSpecifier Id5, - OptSpecifier Id6) const; - Arg *getLastArg(OptSpecifier Id0, OptSpecifier Id1, OptSpecifier Id2, - OptSpecifier Id3, OptSpecifier Id4, OptSpecifier Id5, - OptSpecifier Id6, OptSpecifier Id7) const; - - /// getArgString - Return the input argument string at \p Index. - virtual const char *getArgString(unsigned Index) const = 0; - - /// getNumInputArgStrings - Return the number of original argument strings, - /// which are guaranteed to be the first strings in the argument string - /// list. - virtual unsigned getNumInputArgStrings() const = 0; - - /// @} - /// @name Argument Lookup Utilities - /// @{ - - /// getLastArgValue - Return the value of the last argument, or a default. - StringRef getLastArgValue(OptSpecifier Id, - StringRef Default = "") const; - - /// getLastArgValue - Return the value of the last argument as an integer, - /// or a default. If Diags is non-null, emits an error if the argument - /// is given, but non-integral. - int getLastArgIntValue(OptSpecifier Id, int Default, - DiagnosticsEngine *Diags = 0) const; - - /// getLastArgValue - Return the value of the last argument as an integer, - /// or a default. Emits an error if the argument is given, but non-integral. - int getLastArgIntValue(OptSpecifier Id, int Default, - DiagnosticsEngine &Diags) const { - return getLastArgIntValue(Id, Default, &Diags); - } - - /// getAllArgValues - Get the values of all instances of the given argument - /// as strings. - std::vector<std::string> getAllArgValues(OptSpecifier Id) const; - - /// @} - /// @name Translation Utilities - /// @{ - - /// hasFlag - Given an option \p Pos and its negative form \p Neg, return - /// true if the option is present, false if the negation is present, and - /// \p Default if neither option is given. If both the option and its - /// negation are present, the last one wins. - bool hasFlag(OptSpecifier Pos, OptSpecifier Neg, bool Default = true) const; - - /// hasFlag - Given an option \p Pos, an alias \p PosAlias and its negative - /// form \p Neg, return true if the option or its alias is present, false if - /// the negation is present, and \p Default if none of the options are - /// given. If multiple options are present, the last one wins. - bool hasFlag(OptSpecifier Pos, OptSpecifier PosAlias, OptSpecifier Neg, - bool Default = true) const; - - /// AddLastArg - Render only the last argument match \p Id0, if present. - void AddLastArg(ArgStringList &Output, OptSpecifier Id0) const; - void AddLastArg(ArgStringList &Output, OptSpecifier Id0, - OptSpecifier Id1) const; - - /// AddAllArgs - Render all arguments matching the given ids. - void AddAllArgs(ArgStringList &Output, OptSpecifier Id0, - OptSpecifier Id1 = 0U, OptSpecifier Id2 = 0U) const; - - /// AddAllArgValues - Render the argument values of all arguments - /// matching the given ids. - void AddAllArgValues(ArgStringList &Output, OptSpecifier Id0, - OptSpecifier Id1 = 0U, OptSpecifier Id2 = 0U) const; - - /// AddAllArgsTranslated - Render all the arguments matching the - /// given ids, but forced to separate args and using the provided - /// name instead of the first option value. - /// - /// \param Joined - If true, render the argument as joined with - /// the option specifier. - void AddAllArgsTranslated(ArgStringList &Output, OptSpecifier Id0, - const char *Translation, - bool Joined = false) const; - - /// ClaimAllArgs - Claim all arguments which match the given - /// option id. - void ClaimAllArgs(OptSpecifier Id0) const; - - /// ClaimAllArgs - Claim all arguments. - /// - void ClaimAllArgs() const; - - /// @} - /// @name Arg Synthesis - /// @{ - - /// MakeArgString - Construct a constant string pointer whose - /// lifetime will match that of the ArgList. - virtual const char *MakeArgString(StringRef Str) const = 0; - const char *MakeArgString(const char *Str) const { - return MakeArgString(StringRef(Str)); - } - const char *MakeArgString(std::string Str) const { - return MakeArgString(StringRef(Str)); - } - const char *MakeArgString(const Twine &Str) const; - - /// \brief Create an arg string for (\p LHS + \p RHS), reusing the - /// string at \p Index if possible. - const char *GetOrMakeJoinedArgString(unsigned Index, StringRef LHS, - StringRef RHS) const; - - /// @} - - void dump() const; - }; - - class InputArgList : public ArgList { - private: - /// List of argument strings used by the contained Args. - /// - /// This is mutable since we treat the ArgList as being the list - /// of Args, and allow routines to add new strings (to have a - /// convenient place to store the memory) via MakeIndex. - mutable ArgStringList ArgStrings; - - /// Strings for synthesized arguments. - /// - /// This is mutable since we treat the ArgList as being the list - /// of Args, and allow routines to add new strings (to have a - /// convenient place to store the memory) via MakeIndex. - mutable std::list<std::string> SynthesizedStrings; - - /// The number of original input argument strings. - unsigned NumInputArgStrings; - - public: - InputArgList(const char* const *ArgBegin, const char* const *ArgEnd); - ~InputArgList(); - - virtual const char *getArgString(unsigned Index) const { - return ArgStrings[Index]; - } - - virtual unsigned getNumInputArgStrings() const { - return NumInputArgStrings; - } - - /// @name Arg Synthesis - /// @{ - - public: - /// MakeIndex - Get an index for the given string(s). - unsigned MakeIndex(StringRef String0) const; - unsigned MakeIndex(StringRef String0, StringRef String1) const; - - virtual const char *MakeArgString(StringRef Str) const; - - /// @} - }; - - /// DerivedArgList - An ordered collection of driver arguments, - /// whose storage may be in another argument list. - class DerivedArgList : public ArgList { - const InputArgList &BaseArgs; - - /// The list of arguments we synthesized. - mutable arglist_type SynthesizedArgs; - - public: - /// Construct a new derived arg list from \p BaseArgs. - DerivedArgList(const InputArgList &BaseArgs); - ~DerivedArgList(); - - virtual const char *getArgString(unsigned Index) const { - return BaseArgs.getArgString(Index); - } - - virtual unsigned getNumInputArgStrings() const { - return BaseArgs.getNumInputArgStrings(); - } - - const InputArgList &getBaseArgs() const { - return BaseArgs; - } - - /// @name Arg Synthesis - /// @{ - - /// AddSynthesizedArg - Add a argument to the list of synthesized arguments - /// (to be freed). - void AddSynthesizedArg(Arg *A) { - SynthesizedArgs.push_back(A); - } - - virtual const char *MakeArgString(StringRef Str) const; - - /// AddFlagArg - Construct a new FlagArg for the given option \p Id and - /// append it to the argument list. - void AddFlagArg(const Arg *BaseArg, const Option Opt) { - append(MakeFlagArg(BaseArg, Opt)); - } - - /// AddPositionalArg - Construct a new Positional arg for the given option - /// \p Id, with the provided \p Value and append it to the argument - /// list. - void AddPositionalArg(const Arg *BaseArg, const Option Opt, - StringRef Value) { - append(MakePositionalArg(BaseArg, Opt, Value)); - } - - - /// AddSeparateArg - Construct a new Positional arg for the given option - /// \p Id, with the provided \p Value and append it to the argument - /// list. - void AddSeparateArg(const Arg *BaseArg, const Option Opt, - StringRef Value) { - append(MakeSeparateArg(BaseArg, Opt, Value)); - } - - - /// AddJoinedArg - Construct a new Positional arg for the given option - /// \p Id, with the provided \p Value and append it to the argument list. - void AddJoinedArg(const Arg *BaseArg, const Option Opt, - StringRef Value) { - append(MakeJoinedArg(BaseArg, Opt, Value)); - } - - - /// MakeFlagArg - Construct a new FlagArg for the given option \p Id. - Arg *MakeFlagArg(const Arg *BaseArg, const Option Opt) const; - - /// MakePositionalArg - Construct a new Positional arg for the - /// given option \p Id, with the provided \p Value. - Arg *MakePositionalArg(const Arg *BaseArg, const Option Opt, - StringRef Value) const; - - /// MakeSeparateArg - Construct a new Positional arg for the - /// given option \p Id, with the provided \p Value. - Arg *MakeSeparateArg(const Arg *BaseArg, const Option Opt, - StringRef Value) const; - - /// MakeJoinedArg - Construct a new Positional arg for the - /// given option \p Id, with the provided \p Value. - Arg *MakeJoinedArg(const Arg *BaseArg, const Option Opt, - StringRef Value) const; - - /// @} - }; - -} // end namespace driver -} // end namespace clang - -#endif diff --git a/clang/include/clang/Driver/CC1AsOptions.h b/clang/include/clang/Driver/CC1AsOptions.h index 420a10138cb..00e120c81d4 100644 --- a/clang/include/clang/Driver/CC1AsOptions.h +++ b/clang/include/clang/Driver/CC1AsOptions.h @@ -10,9 +10,17 @@ #ifndef CLANG_DRIVER_CC1ASOPTIONS_H #define CLANG_DRIVER_CC1ASOPTIONS_H +namespace llvm { +namespace opt { + class OptTable; +} +} + namespace clang { namespace driver { - class OptTable; + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; + namespace cc1asoptions { enum ID { diff --git a/clang/include/clang/Driver/CC1AsOptions.td b/clang/include/clang/Driver/CC1AsOptions.td index 2749bcd7779..a52babb91e5 100644 --- a/clang/include/clang/Driver/CC1AsOptions.td +++ b/clang/include/clang/Driver/CC1AsOptions.td @@ -12,7 +12,7 @@ //===----------------------------------------------------------------------===// // Include the common option parsing interfaces. -include "OptParser.td" +include "llvm/Option/OptParser.td" //===----------------------------------------------------------------------===// // Target Options diff --git a/clang/include/clang/Driver/CMakeLists.txt b/clang/include/clang/Driver/CMakeLists.txt index 1277d51edb8..afcb8d3fbad 100644 --- a/clang/include/clang/Driver/CMakeLists.txt +++ b/clang/include/clang/Driver/CMakeLists.txt @@ -1,7 +1,7 @@ -clang_tablegen(Options.inc -gen-opt-parser-defs - SOURCE Options.td - TARGET ClangDriverOptions) +set(LLVM_TARGET_DEFINITIONS Options.td) +tablegen(CLANG Options.inc -gen-opt-parser-defs) +add_public_tablegen_target(ClangDriverOptions) -clang_tablegen(CC1AsOptions.inc -gen-opt-parser-defs - SOURCE CC1AsOptions.td - TARGET ClangCC1AsOptions) +set(LLVM_TARGET_DEFINITIONS CC1AsOptions.td) +tablegen(CLANG CC1AsOptions.inc -gen-opt-parser-defs) +add_public_tablegen_target(ClangCC1AsOptions) diff --git a/clang/include/clang/Driver/Compilation.h b/clang/include/clang/Driver/Compilation.h index 3f9bb5aad70..b488572f244 100644 --- a/clang/include/clang/Driver/Compilation.h +++ b/clang/include/clang/Driver/Compilation.h @@ -16,11 +16,19 @@ #include "llvm/Support/Path.h" #include "llvm/Support/PathV1.h" +namespace llvm { +namespace opt { + class DerivedArgList; + class InputArgList; +} +} + namespace clang { namespace driver { - class DerivedArgList; + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; + class Driver; - class InputArgList; class JobAction; class JobList; class ToolChain; diff --git a/clang/include/clang/Driver/Driver.h b/clang/include/clang/Driver/Driver.h index 1b17578bbbe..f702548e1c4 100644 --- a/clang/include/clang/Driver/Driver.h +++ b/clang/include/clang/Driver/Driver.h @@ -24,18 +24,26 @@ #include <set> #include <string> +namespace llvm { +namespace opt { + class Arg; + class ArgList; + class DerivedArgList; + class InputArgList; + class OptTable; +} +} + namespace clang { namespace driver { + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; + class Action; - class Arg; - class ArgList; class Command; class Compilation; - class DerivedArgList; - class InputArgList; class InputInfo; class JobAction; - class OptTable; class ToolChain; /// Driver - Encapsulate logic for constructing compilation processes diff --git a/clang/include/clang/Driver/Job.h b/clang/include/clang/Driver/Job.h index 045b5d89ded..3f7b6094a4e 100644 --- a/clang/include/clang/Driver/Job.h +++ b/clang/include/clang/Driver/Job.h @@ -11,14 +11,17 @@ #define CLANG_DRIVER_JOB_H_ #include "clang/Basic/LLVM.h" -#include "clang/Driver/Util.h" #include "llvm/ADT/SmallVector.h" +#include "llvm/Option/Option.h" namespace clang { namespace driver { +class Action; class Command; class Tool; +using llvm::opt::ArgStringList; + class Job { public: enum JobClass { diff --git a/clang/include/clang/Driver/Makefile b/clang/include/clang/Driver/Makefile index 7d066c77b37..375f6747c99 100644 --- a/clang/include/clang/Driver/Makefile +++ b/clang/include/clang/Driver/Makefile @@ -5,10 +5,10 @@ TABLEGEN_INC_FILES_COMMON = 1 include $(CLANG_LEVEL)/Makefile -$(ObjDir)/Options.inc.tmp : Options.td CC1Options.td OptParser.td $(CLANG_TBLGEN) $(ObjDir)/.dir +$(ObjDir)/Options.inc.tmp : Options.td CC1Options.td $(LLVM_TBLGEN) $(ObjDir)/.dir $(Echo) "Building Clang Driver Option tables with tblgen" - $(Verb) $(ClangTableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $< + $(Verb) $(LLVMTableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $< -$(ObjDir)/CC1AsOptions.inc.tmp : CC1AsOptions.td OptParser.td $(CLANG_TBLGEN) $(ObjDir)/.dir +$(ObjDir)/CC1AsOptions.inc.tmp : CC1AsOptions.td $(LLVM_TBLGEN) $(ObjDir)/.dir $(Echo) "Building Clang CC1 Assembler Option tables with tblgen" - $(Verb) $(ClangTableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $< + $(Verb) $(LLVMTableGen) -gen-opt-parser-defs -o $(call SYSPATH, $@) $< diff --git a/clang/include/clang/Driver/OptParser.td b/clang/include/clang/Driver/OptParser.td deleted file mode 100644 index d16a2a77932..00000000000 --- a/clang/include/clang/Driver/OptParser.td +++ /dev/null @@ -1,152 +0,0 @@ -//===--- OptParser.td - Common Option Parsing Interfaces ------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file defines the common interfaces used by the option parsing TableGen -// backend. -// -//===----------------------------------------------------------------------===// - -// Define the kinds of options. - -class OptionKind<string name, int predecence = 0, bit sentinel = 0> { - string Name = name; - // The kind precedence, kinds with lower precedence are matched first. - int Precedence = predecence; - // Indicate a sentinel option. - bit Sentinel = sentinel; -} - -// An option group. -def KIND_GROUP : OptionKind<"Group">; -// The input option kind. -def KIND_INPUT : OptionKind<"Input", 1, 1>; -// The unknown option kind. -def KIND_UNKNOWN : OptionKind<"Unknown", 2, 1>; -// A flag with no values. -def KIND_FLAG : OptionKind<"Flag">; -// An option which prefixes its (single) value. -def KIND_JOINED : OptionKind<"Joined", 1>; -// An option which is followed by its value. -def KIND_SEPARATE : OptionKind<"Separate">; -// An option followed by its values, which are separated by commas. -def KIND_COMMAJOINED : OptionKind<"CommaJoined">; -// An option which is which takes multiple (separate) arguments. -def KIND_MULTIARG : OptionKind<"MultiArg">; -// An option which is either joined to its (non-empty) value, or followed by its -// value. -def KIND_JOINED_OR_SEPARATE : OptionKind<"JoinedOrSeparate">; -// An option which is both joined to its (first) value, and followed by its -// (second) value. -def KIND_JOINED_AND_SEPARATE : OptionKind<"JoinedAndSeparate">; - -// Define the option flags. - -class OptionFlag {} - -// DriverOption - The option is a "driver" option, and should not be forwarded -// to gcc. -def DriverOption : OptionFlag; - -// LinkerInput - The option is a linker input. -def LinkerInput : OptionFlag; - -// NoArgumentUnused - Don't report argument unused warnings for this option; this -// is useful for options like -static or -dynamic which a user may always end up -// passing, even if the platform defaults to (or only supports) that option. -def NoArgumentUnused : OptionFlag; - -// RenderAsInput - The option should not render the name when rendered as an -// input (i.e., the option is rendered as values). -def RenderAsInput : OptionFlag; - -// RenderJoined - The option should be rendered joined, even if separate (only -// sensible on single value separate options). -def RenderJoined : OptionFlag; - -// RenderSeparate - The option should be rendered separately, even if joined -// (only sensible on joined options). -def RenderSeparate : OptionFlag; - -// Unsupported - The option is unsupported, and the driver will reject command -// lines that use it. -def Unsupported : OptionFlag; - -// HelpHidden - The option should not be displayed in --help, even if it has -// help text. Clients *can* use this in conjunction with the OptTable::PrintHelp -// arguments to implement hidden help groups. -def HelpHidden : OptionFlag; - -// NoForward - The option should not be implicitly forwarded to other tools. -def NoForward : OptionFlag; - -// CC1Option - This option should be accepted by clang -cc1. -def CC1Option : OptionFlag; - -// NoDriverOption - This option should not be accepted by the driver. -def NoDriverOption : OptionFlag; - -// Define the option group class. - -class OptionGroup<string name> { - string EnumName = ?; // Uses the def name if undefined. - string Name = name; - string HelpText = ?; - OptionGroup Group = ?; -} - -// Define the option class. - -class Option<list<string> prefixes, string name, OptionKind kind> { - string EnumName = ?; // Uses the def name if undefined. - list<string> Prefixes = prefixes; - string Name = name; - OptionKind Kind = kind; - // Used by MultiArg option kind. - int NumArgs = 0; - string HelpText = ?; - string MetaVarName = ?; - list<OptionFlag> Flags = []; - OptionGroup Group = ?; - Option Alias = ?; -} - -// Helpers for defining options. - -class Flag<list<string> prefixes, string name> - : Option<prefixes, name, KIND_FLAG>; -class Joined<list<string> prefixes, string name> - : Option<prefixes, name, KIND_JOINED>; -class Separate<list<string> prefixes, string name> - : Option<prefixes, name, KIND_SEPARATE>; -class CommaJoined<list<string> prefixes, string name> - : Option<prefixes, name, KIND_COMMAJOINED>; -class MultiArg<list<string> prefixes, string name, int numargs> - : Option<prefixes, name, KIND_MULTIARG> { - int NumArgs = numargs; -} -class JoinedOrSeparate<list<string> prefixes, string name> - : Option<prefixes, name, KIND_JOINED_OR_SEPARATE>; -class JoinedAndSeparate<list<string> prefixes, string name> - : Option<prefixes, name, KIND_JOINED_AND_SEPARATE>; - -// Mix-ins for adding optional attributes. - -class Alias<Option alias> { Option Alias = alias; } -class EnumName<string name> { string EnumName = name; } -class Flags<list<OptionFlag> flags> { list<OptionFlag> Flags = flags; } -class Group<OptionGroup group> { OptionGroup Group = group; } -class HelpText<string text> { string HelpText = text; } -class MetaVarName<string name> { string MetaVarName = name; } - -// Predefined options. - -// FIXME: Have generator validate that these appear in correct position (and -// aren't duplicated). -def INPUT : Option<[], "<input>", KIND_INPUT>, Flags<[DriverOption,CC1Option]>; -def UNKNOWN : Option<[], "<unknown>", KIND_UNKNOWN>; diff --git a/clang/include/clang/Driver/OptSpecifier.h b/clang/include/clang/Driver/OptSpecifier.h deleted file mode 100644 index e683ef325b8..00000000000 --- a/clang/include/clang/Driver/OptSpecifier.h +++ /dev/null @@ -1,41 +0,0 @@ -//===--- OptSpecifier.h - Option Specifiers ---------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef CLANG_DRIVER_OPTSPECIFIER_H -#define CLANG_DRIVER_OPTSPECIFIER_H - -#include "llvm/Support/Compiler.h" - -namespace clang { -namespace driver { - class Option; - - /// OptSpecifier - Wrapper class for abstracting references to option IDs. - class OptSpecifier { - unsigned ID; - - private: - explicit OptSpecifier(bool) LLVM_DELETED_FUNCTION; - - public: - OptSpecifier() : ID(0) {} - /*implicit*/ OptSpecifier(unsigned _ID) : ID(_ID) {} - /*implicit*/ OptSpecifier(const Option *Opt); - - bool isValid() const { return ID != 0; } - - unsigned getID() const { return ID; } - - bool operator==(OptSpecifier Opt) const { return ID == Opt.getID(); } - bool operator!=(OptSpecifier Opt) const { return !(*this == Opt); } - }; -} -} - -#endif diff --git a/clang/include/clang/Driver/OptTable.h b/clang/include/clang/Driver/OptTable.h deleted file mode 100644 index 53d83a0f38a..00000000000 --- a/clang/include/clang/Driver/OptTable.h +++ /dev/null @@ -1,161 +0,0 @@ -//===--- OptTable.h - Option Table ------------------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef CLANG_DRIVER_OPTTABLE_H -#define CLANG_DRIVER_OPTTABLE_H - -#include "clang/Basic/LLVM.h" -#include "clang/Driver/OptSpecifier.h" -#include "llvm/ADT/StringSet.h" - -namespace clang { -namespace driver { - class Arg; - class ArgList; - class InputArgList; - class Option; - - /// \brief Provide access to the Option info table. - /// - /// The OptTable class provides a layer of indirection which allows Option - /// instance to be created lazily. In the common case, only a few options will - /// be needed at runtime; the OptTable class maintains enough information to - /// parse command lines without instantiating Options, while letting other - /// parts of the driver still use Option instances where convenient. - class OptTable { - public: - /// \brief Entry for a single option instance in the option data table. - struct Info { - /// A null terminated array of prefix strings to apply to name while - /// matching. - const char *const *Prefixes; - const char *Name; - const char *HelpText; - const char *MetaVar; - unsigned ID; - unsigned char Kind; - unsigned char Param; - unsigned short Flags; - unsigned short GroupID; - unsigned short AliasID; - }; - - private: - /// \brief The static option information table. - const Info *OptionInfos; - unsigned NumOptionInfos; - - unsigned TheInputOptionID; - unsigned TheUnknownOptionID; - - /// The index of the first option which can be parsed (i.e., is not a - /// special option like 'input' or 'unknown', and is not an option group). - unsigned FirstSearchableIndex; - - /// The union of all option prefixes. If an argument does not begin with - /// one of these, it is an input. - llvm::StringSet<> PrefixesUnion; - std::string PrefixChars; - - private: - const Info &getInfo(OptSpecifier Opt) const { - unsigned id = Opt.getID(); - assert(id > 0 && id - 1 < getNumOptions() && "Invalid Option ID."); - return OptionInfos[id - 1]; - } - - protected: - OptTable(const Info *_OptionInfos, unsigned _NumOptionInfos); - public: - ~OptTable(); - - /// \brief Return the total number of option classes. - unsigned getNumOptions() const { return NumOptionInfos; } - - /// \brief Get the given Opt's Option instance, lazily creating it - /// if necessary. - /// - /// \return The option, or null for the INVALID option id. - const Option getOption(OptSpecifier Opt) const; - - /// \brief Lookup the name of the given option. - const char *getOptionName(OptSpecifier id) const { - return getInfo(id).Name; - } - - /// \brief Get the kind of the given option. - unsigned getOptionKind(OptSpecifier id) const { - return getInfo(id).Kind; - } - - /// \brief Get the group id for the given option. - unsigned getOptionGroupID(OptSpecifier id) const { - return getInfo(id).GroupID; - } - - /// \brief Get the help text to use to describe this option. - const char *getOptionHelpText(OptSpecifier id) const { - return getInfo(id).HelpText; - } - - /// \brief Get the meta-variable name to use when describing - /// this options values in the help text. - const char *getOptionMetaVar(OptSpecifier id) const { - return getInfo(id).MetaVar; - } - - /// \brief Parse a single argument; returning the new argument and - /// updating Index. - /// - /// \param [in,out] Index - The current parsing position in the argument - /// string list; on return this will be the index of the next argument - /// string to parse. - /// - /// \return The parsed argument, or 0 if the argument is missing values - /// (in which case Index still points at the conceptual next argument string - /// to parse). - Arg *ParseOneArg(const ArgList &Args, unsigned &Index) const; - - /// \brief Parse an list of arguments into an InputArgList. - /// - /// The resulting InputArgList will reference the strings in [\p ArgBegin, - /// \p ArgEnd), and their lifetime should extend past that of the returned - /// InputArgList. - /// - /// The only error that can occur in this routine is if an argument is - /// missing values; in this case \p MissingArgCount will be non-zero. - /// - /// \param ArgBegin - The beginning of the argument vector. - /// \param ArgEnd - The end of the argument vector. - /// \param MissingArgIndex - On error, the index of the option which could - /// not be parsed. - /// \param MissingArgCount - On error, the number of missing options. - /// \return An InputArgList; on error this will contain all the options - /// which could be parsed. - InputArgList *ParseArgs(const char* const *ArgBegin, - const char* const *ArgEnd, - unsigned &MissingArgIndex, - unsigned &MissingArgCount) const; - - /// \brief Render the help text for an option table. - /// - /// \param OS - The stream to write the help text to. - /// \param Name - The name to use in the usage line. - /// \param Title - The title to use in the usage line. - /// \param FlagsToInclude - If non-zero, only include options with any - /// of these flags set. - /// \param FlagsToExclude - Exclude options with any of these flags set. - void PrintHelp(raw_ostream &OS, const char *Name, - const char *Title, unsigned short FlagsToInclude = 0, - unsigned short FlagsToExclude = 0) const; - }; -} -} - -#endif diff --git a/clang/include/clang/Driver/Option.h b/clang/include/clang/Driver/Option.h deleted file mode 100644 index 0536caa23b4..00000000000 --- a/clang/include/clang/Driver/Option.h +++ /dev/null @@ -1,204 +0,0 @@ -//===--- Option.h - Abstract Driver Options ---------------------*- C++ -*-===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#ifndef CLANG_DRIVER_OPTION_H_ -#define CLANG_DRIVER_OPTION_H_ - -#include "clang/Basic/LLVM.h" -#include "clang/Driver/OptTable.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/Support/ErrorHandling.h" - -namespace clang { -namespace driver { - class Arg; - class ArgList; - -namespace options { - /// Base flags for all options. Custom flags may be added after. - enum DriverFlag { - HelpHidden = (1 << 0), - RenderAsInput = (1 << 1), - RenderJoined = (1 << 2), - RenderSeparate = (1 << 3) - }; - - /// Flags specifically for clang options. - enum ClangFlags { - DriverOption = (1 << 4), - LinkerInput = (1 << 5), - NoArgumentUnused = (1 << 6), - NoForward = (1 << 7), - Unsupported = (1 << 8), - CC1Option = (1 << 9), - NoDriverOption = (1 << 10) - }; -} - - /// Option - Abstract representation for a single form of driver - /// argument. - /// - /// An Option class represents a form of option that the driver - /// takes, for example how many arguments the option has and how - /// they can be provided. Individual option instances store - /// additional information about what group the option is a member - /// of (if any), if the option is an alias, and a number of - /// flags. At runtime the driver parses the command line into - /// concrete Arg instances, each of which corresponds to a - /// particular Option instance. - class Option { - public: - enum OptionClass { - GroupClass = 0, - InputClass, - UnknownClass, - FlagClass, - JoinedClass, - SeparateClass, - CommaJoinedClass, - MultiArgClass, - JoinedOrSeparateClass, - JoinedAndSeparateClass - }; - - enum RenderStyleKind { - RenderCommaJoinedStyle, - RenderJoinedStyle, - RenderSeparateStyle, - RenderValuesStyle - }; - - protected: - const OptTable::Info *Info; - const OptTable *Owner; - - public: - Option(const OptTable::Info *Info, const OptTable *Owner); - ~Option(); - - bool isValid() const { - return Info != 0; - } - - unsigned getID() const { - assert(Info && "Must have a valid info!"); - return Info->ID; - } - - OptionClass getKind() const { - assert(Info && "Must have a valid info!"); - return OptionClass(Info->Kind); - } - - /// \brief Get the name of this option without any prefix. - StringRef getName() const { - assert(Info && "Must have a valid info!"); - return Info->Name; - } - - const Option getGroup() const { - assert(Info && "Must have a valid info!"); - assert(Owner && "Must have a valid owner!"); - return Owner->getOption(Info->GroupID); - } - - const Option getAlias() const { - assert(Info && "Must have a valid info!"); - assert(Owner && "Must have a valid owner!"); - return Owner->getOption(Info->AliasID); - } - - /// \brief Get the default prefix for this option. - StringRef getPrefix() const { - const char *Prefix = *Info->Prefixes; - return Prefix ? Prefix : StringRef(); - } - - /// \brief Get the name of this option with the default prefix. - std::string getPrefixedName() const { - std::string Ret = getPrefix(); - Ret += getName(); - return Ret; - } - - unsigned getNumArgs() const { return Info->Param; } - - bool hasNoOptAsInput() const { return Info->Flags & options::RenderAsInput;} - - RenderStyleKind getRenderStyle() const { - if (Info->Flags & options::RenderJoined) - return RenderJoinedStyle; - if (Info->Flags & options::RenderSeparate) - return RenderSeparateStyle; - switch (getKind()) { - case GroupClass: - case InputClass: - case UnknownClass: - return RenderValuesStyle; - case JoinedClass: - case JoinedAndSeparateClass: - return RenderJoinedStyle; - case CommaJoinedClass: - return RenderCommaJoinedStyle; - case FlagClass: - case SeparateClass: - case MultiArgClass: - case JoinedOrSeparateClass: - return RenderSeparateStyle; - } - llvm_unreachable("Unexpected kind!"); - } - - /// Test if this option has the flag \a Val. - bool hasFlag(unsigned Val) const { - return Info->Flags & Val; - } - - /// getUnaliasedOption - Return the final option this option - /// aliases (itself, if the option has no alias). - const Option getUnaliasedOption() const { - const Option Alias = getAlias(); - if (Alias.isValid()) return Alias.getUnaliasedOption(); - return *this; - } - - /// getRenderName - Return the name to use when rendering this - /// option. - StringRef getRenderName() const { - return getUnaliasedOption().getName(); - } - - /// matches - Predicate for whether this option is part of the - /// given option (which may be a group). - /// - /// Note that matches against options which are an alias should never be - /// done -- aliases do not participate in matching and so such a query will - /// always be false. - bool matches(OptSpecifier ID) const; - - /// accept - Potentially accept the current argument, returning a - /// new Arg instance, or 0 if the option does not accept this - /// argument (or the argument is missing values). - /// - /// If the option accepts the current argument, accept() sets - /// Index to the position where argument parsing should resume - /// (even if the argument is missing values). - /// - /// \param ArgSize The number of bytes taken up by the matched Option prefix - /// and name. This is used to determine where joined values - /// start. - Arg *accept(const ArgList &Args, unsigned &Index, unsigned ArgSize) const; - - void dump() const; - }; - -} // end namespace driver -} // end namespace clang - -#endif diff --git a/clang/include/clang/Driver/Options.h b/clang/include/clang/Driver/Options.h index 6c114e252d3..650e8e75a6f 100644 --- a/clang/include/clang/Driver/Options.h +++ b/clang/include/clang/Driver/Options.h @@ -10,12 +10,29 @@ #ifndef CLANG_DRIVER_OPTIONS_H #define CLANG_DRIVER_OPTIONS_H +namespace llvm { +namespace opt { +class OptTable; +} +} + namespace clang { namespace driver { - class OptTable; namespace options { - enum ID { +/// Flags specifically for clang options. Must not overlap with +/// llvm::opt::DriverFlag. +enum ClangFlags { + DriverOption = (1 << 4), + LinkerInput = (1 << 5), + NoArgumentUnused = (1 << 6), + NoForward = (1 << 7), + Unsupported = (1 << 8), + CC1Option = (1 << 9), + NoDriverOption = (1 << 10) +}; + +enum ID { OPT_INVALID = 0, // This is not an option ID. #define PREFIX(NAME, VALUE) #define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, FLAGS, PARAM, \ @@ -27,7 +44,7 @@ namespace options { }; } - OptTable *createDriverOptTable(); +llvm::opt::OptTable *createDriverOptTable(); } } diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td index 4073d857a46..b74165a9ff4 100644 --- a/clang/include/clang/Driver/Options.td +++ b/clang/include/clang/Driver/Options.td @@ -12,7 +12,35 @@ //===----------------------------------------------------------------------===// // Include the common option parsing interfaces. -include "OptParser.td" +include "llvm/Option/OptParser.td" + +///////// +// Flags + +// DriverOption - The option is a "driver" option, and should not be forwarded +// to gcc. +def DriverOption : OptionFlag; + +// LinkerInput - The option is a linker input. +def LinkerInput : OptionFlag; + +// NoArgumentUnused - Don't report argument unused warnings for this option; this +// is useful for options like -static or -dynamic which a user may always end up +// passing, even if the platform defaults to (or only supports) that option. +def NoArgumentUnused : OptionFlag; + +// Unsupported - The option is unsupported, and the driver will reject command +// lines that use it. +def Unsupported : OptionFlag; + +// NoForward - The option should not be implicitly forwarded to other tools. +def NoForward : OptionFlag; + +// CC1Option - This option should be accepted by clang -cc1. +def CC1Option : OptionFlag; + +// NoDriverOption - This option should not be accepted by the driver. +def NoDriverOption : OptionFlag; ///////// // Groups diff --git a/clang/include/clang/Driver/Tool.h b/clang/include/clang/Driver/Tool.h index 4c05d0a743b..66168232a1e 100644 --- a/clang/include/clang/Driver/Tool.h +++ b/clang/include/clang/Driver/Tool.h @@ -12,9 +12,17 @@ #include "clang/Basic/LLVM.h" +namespace llvm { +namespace opt { + class ArgList; +} +} + namespace clang { namespace driver { - class ArgList; + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; + class Compilation; class InputInfo; class Job; diff --git a/clang/include/clang/Driver/ToolChain.h b/clang/include/clang/Driver/ToolChain.h index aae3d79936b..7b123269803 100644 --- a/clang/include/clang/Driver/ToolChain.h +++ b/clang/include/clang/Driver/ToolChain.h @@ -19,15 +19,23 @@ #include "llvm/Support/Path.h" #include <string> +namespace llvm { +namespace opt { + class ArgList; + class DerivedArgList; + class InputArgList; +} +} + namespace clang { class ObjCRuntime; namespace driver { - class ArgList; + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; + class Compilation; - class DerivedArgList; class Driver; - class InputArgList; class JobAction; class Tool; diff --git a/clang/include/clang/Driver/Util.h b/clang/include/clang/Driver/Util.h index 06b82b977fe..b24b9904f2b 100644 --- a/clang/include/clang/Driver/Util.h +++ b/clang/include/clang/Driver/Util.h @@ -14,13 +14,12 @@ #include "llvm/ADT/DenseMap.h" namespace clang { +class DiagnosticsEngine; + namespace driver { class Action; class JobAction; - /// ArgStringList - Type used for constructing argv lists for subprocesses. - typedef SmallVector<const char*, 16> ArgStringList; - /// ArgStringMap - Type used to map a JobAction to its result file. typedef llvm::DenseMap<const JobAction*, const char*> ArgStringMap; diff --git a/clang/include/clang/Frontend/CompilerInvocation.h b/clang/include/clang/Frontend/CompilerInvocation.h index fac05c55fbb..ef495ebd9a9 100644 --- a/clang/include/clang/Frontend/CompilerInvocation.h +++ b/clang/include/clang/Frontend/CompilerInvocation.h @@ -29,13 +29,20 @@ #include <string> #include <vector> +namespace llvm { +namespace opt { +class ArgList; +} +} + namespace clang { class CompilerInvocation; class DiagnosticsEngine; namespace driver { -class ArgList; + // FIXME: Remove this using directive and qualify class usage below. + using namespace llvm::opt; } /// \brief Fill out Opts based on the options given in Args. diff --git a/clang/include/clang/Frontend/Utils.h b/clang/include/clang/Frontend/Utils.h index 8830dced3cc..d6ab0378376 100644 --- a/clang/include/clang/Frontend/Utils.h +++ b/clang/include/clang/Frontend/Utils.h @@ -17,10 +17,15 @@ #include "clang/Basic/Diagnostic.h" #include "llvm/ADT/IntrusiveRefCntPtr.h" #include "llvm/ADT/StringRef.h" +#include "llvm/Option/OptSpecifier.h" namespace llvm { class raw_fd_ostream; class Triple; + +namespace opt { +class ArgList; +} } namespace clang { @@ -104,6 +109,18 @@ createInvocationFromCommandLine(ArrayRef<const char *> Args, IntrusiveRefCntPtr<DiagnosticsEngine> Diags = IntrusiveRefCntPtr<DiagnosticsEngine>()); -} // end namespace clang +/// Return the value of the last argument as an integer, or a default. If Diags +/// is non-null, emits an error if the argument is given, but non-integral. +int getLastArgIntValue(const llvm::opt::ArgList &Args, + llvm::opt::OptSpecifier Id, int Default, + DiagnosticsEngine *Diags = 0); + +inline int getLastArgIntValue(const llvm::opt::ArgList &Args, + llvm::opt::OptSpecifier Id, int Default, + DiagnosticsEngine &Diags) { + return getLastArgIntValue(Args, Id, Default, &Diags); +} + +} // end namespace clang #endif |
