diff options
Diffstat (limited to 'include/llvm/IR/Module.h')
| -rw-r--r-- | include/llvm/IR/Module.h | 83 |
1 files changed, 49 insertions, 34 deletions
diff --git a/include/llvm/IR/Module.h b/include/llvm/IR/Module.h index b30a9a3..f0d4002 100644 --- a/include/llvm/IR/Module.h +++ b/include/llvm/IR/Module.h @@ -15,13 +15,15 @@ #ifndef LLVM_IR_MODULE_H #define LLVM_IR_MODULE_H -#include "llvm/ADT/OwningPtr.h" +#include "llvm/ADT/iterator_range.h" +#include "llvm/IR/DataLayout.h" #include "llvm/IR/Function.h" #include "llvm/IR/GlobalAlias.h" #include "llvm/IR/GlobalVariable.h" #include "llvm/IR/Metadata.h" #include "llvm/Support/CBindingWrapping.h" #include "llvm/Support/DataTypes.h" +#include "llvm/Support/system_error.h" namespace llvm { @@ -142,12 +144,6 @@ public: /// The named metadata constant interators. typedef NamedMDListType::const_iterator const_named_metadata_iterator; - /// An enumeration for describing the endianess of the target machine. - enum Endianness { AnyEndianness, LittleEndian, BigEndian }; - - /// An enumeration for describing the size of a pointer on the target machine. - enum PointerSize { AnyPointerSize, Pointer32, Pointer64 }; - /// This enumeration defines the supported behaviors of module flags. enum ModFlagBehavior { /// Emits an error if two values disagree, otherwise the resulting value is @@ -156,7 +152,7 @@ public: /// Emits a warning if two values disagree. The result value will be the /// operand for the flag from the first module being linked. - Warning = 2, + Warning = 2, /// Adds a requirement that another module flag be present and have a /// specified value after linking is performed. The value must be a metadata @@ -201,12 +197,20 @@ private: NamedMDListType NamedMDList; ///< The named metadata in the module std::string GlobalScopeAsm; ///< Inline Asm at global scope. ValueSymbolTable *ValSymTab; ///< Symbol table for values - OwningPtr<GVMaterializer> Materializer; ///< Used to materialize GlobalValues + std::unique_ptr<GVMaterializer> + Materializer; ///< Used to materialize GlobalValues std::string ModuleID; ///< Human readable identifier for the module std::string TargetTriple; ///< Platform target triple Module compiled on - std::string DataLayout; ///< Target data description void *NamedMDSymTab; ///< NamedMDNode names. + // We need to keep the string because the C API expects us to own the string + // representation. + // Since we have it, we also use an empty string to represent a module without + // a DataLayout. If it has a DataLayout, these variables are in sync and the + // string is just a cache of getDataLayout()->getStringRepresentation(). + std::string DataLayoutStr; + DataLayout DL; + friend class Constant; /// @} @@ -227,23 +231,17 @@ public: /// @returns the module identifier as a string const std::string &getModuleIdentifier() const { return ModuleID; } - /// Get the data layout string for the module's target platform. This encodes - /// the type sizes and alignments expected by this module. - /// @returns the data layout as a string - const std::string &getDataLayout() const { return DataLayout; } + /// Get the data layout string for the module's target platform. This is + /// equivalent to getDataLayout()->getStringRepresentation(). + const std::string &getDataLayoutStr() const { return DataLayoutStr; } + + /// Get the data layout for the module's target platform. + const DataLayout *getDataLayout() const; /// Get the target triple which is a string describing the target host. /// @returns a string containing the target triple. const std::string &getTargetTriple() const { return TargetTriple; } - /// Get the target endian information. - /// @returns Endianess - an enumeration for the endianess of the target - Endianness getEndianness() const; - - /// Get the target pointer size. - /// @returns PointerSize - an enumeration for the size of the target's pointer - PointerSize getPointerSize() const; - /// Get the global data context. /// @returns LLVMContext - a container for LLVM's global information LLVMContext &getContext() const { return Context; } @@ -260,7 +258,8 @@ public: void setModuleIdentifier(StringRef ID) { ModuleID = ID; } /// Set the data layout - void setDataLayout(StringRef DL) { DataLayout = DL; } + void setDataLayout(StringRef Desc); + void setDataLayout(const DataLayout *Other); /// Set the target triple. void setTargetTriple(StringRef T) { TargetTriple = T; } @@ -464,18 +463,13 @@ public: /// materialized lazily. If !isDematerializable(), this method is a noop. void Dematerialize(GlobalValue *GV); - /// MaterializeAll - Make sure all GlobalValues in this Module are fully read. - /// If the module is corrupt, this returns true and fills in the optional - /// string with information about the problem. If successful, this returns - /// false. - bool MaterializeAll(std::string *ErrInfo = 0); + /// Make sure all GlobalValues in this Module are fully read. + error_code materializeAll(); - /// MaterializeAllPermanently - Make sure all GlobalValues in this Module are - /// fully read and clear the Materializer. If the module is corrupt, this - /// returns true, fills in the optional string with information about the - /// problem, and DOES NOT clear the old Materializer. If successful, this - /// returns false. - bool MaterializeAllPermanently(std::string *ErrInfo = 0); + /// Make sure all GlobalValues in this Module are fully read and clear the + /// Materializer. If the module is corrupt, this DOES NOT clear the old + /// Materializer. + error_code materializeAllPermanently(); /// @} /// @name Direct access to the globals list, functions list, and symbol table @@ -524,6 +518,13 @@ public: const_global_iterator global_end () const { return GlobalList.end(); } bool global_empty() const { return GlobalList.empty(); } + iterator_range<global_iterator> globals() { + return iterator_range<global_iterator>(global_begin(), global_end()); + } + iterator_range<const_global_iterator> globals() const { + return iterator_range<const_global_iterator>(global_begin(), global_end()); + } + /// @} /// @name Function Iteration /// @{ @@ -546,6 +547,12 @@ public: size_t alias_size () const { return AliasList.size(); } bool alias_empty() const { return AliasList.empty(); } + iterator_range<alias_iterator> aliases() { + return iterator_range<alias_iterator>(alias_begin(), alias_end()); + } + iterator_range<const_alias_iterator> aliases() const { + return iterator_range<const_alias_iterator>(alias_begin(), alias_end()); + } /// @} /// @name Named Metadata Iteration @@ -564,6 +571,14 @@ public: size_t named_metadata_size() const { return NamedMDList.size(); } bool named_metadata_empty() const { return NamedMDList.empty(); } + iterator_range<named_metadata_iterator> named_metadata() { + return iterator_range<named_metadata_iterator>(named_metadata_begin(), + named_metadata_end()); + } + iterator_range<const_named_metadata_iterator> named_metadata() const { + return iterator_range<const_named_metadata_iterator>(named_metadata_begin(), + named_metadata_end()); + } /// @} /// @name Utility functions for printing and dumping Module objects |