diff options
Diffstat (limited to 'llvm/include')
| -rw-r--r-- | llvm/include/llvm/IR/DIBuilder.h | 48 |
1 files changed, 29 insertions, 19 deletions
diff --git a/llvm/include/llvm/IR/DIBuilder.h b/llvm/include/llvm/IR/DIBuilder.h index 0137a096e97..8aca266ce77 100644 --- a/llvm/include/llvm/IR/DIBuilder.h +++ b/llvm/include/llvm/IR/DIBuilder.h @@ -457,26 +457,36 @@ namespace llvm { unsigned LineNo, DIType *Ty, bool isLocalToUnit, llvm::Constant *Val, MDNode *Decl = nullptr); - /// Create a new descriptor for the specified - /// local variable. - /// \param Tag Dwarf TAG. Usually DW_TAG_auto_variable or - /// DW_TAG_arg_variable. - /// \param Scope Variable scope. - /// \param Name Variable name. - /// \param File File where this variable is defined. - /// \param LineNo Line number. - /// \param Ty Variable Type - /// \param AlwaysPreserve Boolean. Set to true if debug info for this - /// variable should be preserved in optimized build. - /// \param Flags Flags, e.g. artificial variable. - /// \param ArgNo If this variable is an argument then this argument's - /// number. 1 indicates 1st argument. - DILocalVariable *createLocalVariable(unsigned Tag, DIScope *Scope, - StringRef Name, DIFile *File, - unsigned LineNo, DIType *Ty, + /// Create a new descriptor for an auto variable. This is a local variable + /// that is not a subprogram parameter. + /// + /// \c Scope must be a \a DILocalScope, and thus its scope chain eventually + /// leads to a \a DISubprogram. + /// + /// If \c AlwaysPreserve, this variable will be referenced from its + /// containing subprogram, and will survive some optimizations. + DILocalVariable *createAutoVariable(DIScope *Scope, StringRef Name, + DIFile *File, unsigned LineNo, + DIType *Ty, bool AlwaysPreserve = false, - unsigned Flags = 0, - unsigned ArgNo = 0); + unsigned Flags = 0); + + /// Create a new descriptor for a parameter variable. + /// + /// \c Scope must be a \a DILocalScope, and thus its scope chain eventually + /// leads to a \a DISubprogram. + /// + /// \c ArgNo is the index (starting from \c 1) of this variable in the + /// subprogram parameters. \c ArgNo should not conflict with other + /// parameters of the same subprogram. + /// + /// If \c AlwaysPreserve, this variable will be referenced from its + /// containing subprogram, and will survive some optimizations. + DILocalVariable *createParameterVariable(DIScope *Scope, StringRef Name, + unsigned ArgNo, DIFile *File, + unsigned LineNo, DIType *Ty, + bool AlwaysPreserve = false, + unsigned Flags = 0); /// Create a new descriptor for the specified /// variable which has a complex address expression for its address. |
