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  1. //===--- Types.h - Input & Temporary Driver Types ---------------*- C++ -*-===//
  2. //
  3. // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  4. // See https://llvm.org/LICENSE.txt for license information.
  5. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  6. //
  7. //===----------------------------------------------------------------------===//
  8.  
  9. #ifndef LLVM_CLANG_DRIVER_TYPES_H
  10. #define LLVM_CLANG_DRIVER_TYPES_H
  11.  
  12. #include "clang/Driver/Phases.h"
  13. #include "llvm/ADT/SmallVector.h"
  14. #include "llvm/Option/ArgList.h"
  15.  
  16. namespace llvm {
  17. class StringRef;
  18. }
  19. namespace clang {
  20. namespace driver {
  21. class Driver;
  22. namespace types {
  23.   enum ID {
  24.     TY_INVALID,
  25. #define TYPE(NAME, ID, PP_TYPE, TEMP_SUFFIX, ...) TY_##ID,
  26. #include "clang/Driver/Types.def"
  27. #undef TYPE
  28.     TY_LAST
  29.   };
  30.  
  31.   /// getTypeName - Return the name of the type for \p Id.
  32.   const char *getTypeName(ID Id);
  33.  
  34.   /// getPreprocessedType - Get the ID of the type for this input when
  35.   /// it has been preprocessed, or INVALID if this input is not
  36.   /// preprocessed.
  37.   ID getPreprocessedType(ID Id);
  38.  
  39.   /// getPrecompiledType - Get the ID of the type for this input when
  40.   /// it has been precompiled, or INVALID if this input is not
  41.   /// precompiled.
  42.   ID getPrecompiledType(ID Id);
  43.  
  44.   /// getTypeTempSuffix - Return the suffix to use when creating a
  45.   /// temp file of this type, or null if unspecified.
  46.   const char *getTypeTempSuffix(ID Id, bool CLMode = false);
  47.  
  48.   /// onlyPrecompileType - Should this type only be precompiled.
  49.   bool onlyPrecompileType(ID Id);
  50.  
  51.   /// canTypeBeUserSpecified - Can this type be specified on the
  52.   /// command line (by the type name); this is used when forwarding
  53.   /// commands to gcc.
  54.   bool canTypeBeUserSpecified(ID Id);
  55.  
  56.   /// appendSuffixForType - When generating outputs of this type,
  57.   /// should the suffix be appended (instead of replacing the existing
  58.   /// suffix).
  59.   bool appendSuffixForType(ID Id);
  60.  
  61.   /// canLipoType - Is this type acceptable as the output of a
  62.   /// universal build (currently, just the Nothing, Image, and Object
  63.   /// types).
  64.   bool canLipoType(ID Id);
  65.  
  66.   /// isAcceptedByClang - Can clang handle this input type.
  67.   bool isAcceptedByClang(ID Id);
  68.  
  69.   /// isAcceptedByFlang - Can flang handle this input type.
  70.   bool isAcceptedByFlang(ID Id);
  71.  
  72.   /// isDerivedFromC - Is the input derived from C.
  73.   ///
  74.   /// That is, does the lexer follow the rules of
  75.   /// TokenConcatenation::AvoidConcat. If this is the case, the preprocessor may
  76.   /// add and remove whitespace between tokens. Used to determine whether the
  77.   /// input can be processed by -fminimize-whitespace.
  78.   bool isDerivedFromC(ID Id);
  79.  
  80.   /// isCXX - Is this a "C++" input (C++ and Obj-C++ sources and headers).
  81.   bool isCXX(ID Id);
  82.  
  83.   /// Is this LLVM IR.
  84.   bool isLLVMIR(ID Id);
  85.  
  86.   /// isCuda - Is this a CUDA input.
  87.   bool isCuda(ID Id);
  88.  
  89.   /// isHIP - Is this a HIP input.
  90.   bool isHIP(ID Id);
  91.  
  92.   /// isObjC - Is this an "ObjC" input (Obj-C and Obj-C++ sources and headers).
  93.   bool isObjC(ID Id);
  94.  
  95.   /// isOpenCL - Is this an "OpenCL" input.
  96.   bool isOpenCL(ID Id);
  97.  
  98.   /// isHLSL - Is this an HLSL input.
  99.   bool isHLSL(ID Id);
  100.  
  101.   /// isSrcFile - Is this a source file, i.e. something that still has to be
  102.   /// preprocessed. The logic behind this is the same that decides if the first
  103.   /// compilation phase is a preprocessing one.
  104.   bool isSrcFile(ID Id);
  105.  
  106.   /// lookupTypeForExtension - Lookup the type to use for the file
  107.   /// extension \p Ext.
  108.   ID lookupTypeForExtension(llvm::StringRef Ext);
  109.  
  110.   /// lookupTypeForTypSpecifier - Lookup the type to use for a user
  111.   /// specified type name.
  112.   ID lookupTypeForTypeSpecifier(const char *Name);
  113.  
  114.   /// getCompilationPhases - Get the list of compilation phases ('Phases') to be
  115.   /// done for type 'Id' up until including LastPhase.
  116.   llvm::SmallVector<phases::ID, phases::MaxNumberOfPhases>
  117.   getCompilationPhases(ID Id, phases::ID LastPhase = phases::IfsMerge);
  118.   llvm::SmallVector<phases::ID, phases::MaxNumberOfPhases>
  119.   getCompilationPhases(const clang::driver::Driver &Driver,
  120.                        llvm::opt::DerivedArgList &DAL, ID Id);
  121.  
  122.   /// lookupCXXTypeForCType - Lookup CXX input type that corresponds to given
  123.   /// C type (used for clang++ emulation of g++ behaviour)
  124.   ID lookupCXXTypeForCType(ID Id);
  125.  
  126.   /// Lookup header file input type that corresponds to given
  127.   /// source file type (used for clang-cl emulation of \Yc).
  128.   ID lookupHeaderTypeForSourceType(ID Id);
  129.  
  130. } // end namespace types
  131. } // end namespace driver
  132. } // end namespace clang
  133.  
  134. #endif
  135.