diff options
Diffstat (limited to 'include/llvm/IR/LLVMContext.h')
| -rw-r--r-- | include/llvm/IR/LLVMContext.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/llvm/IR/LLVMContext.h b/include/llvm/IR/LLVMContext.h index dd379ae5e7..b80f7c82db 100644 --- a/include/llvm/IR/LLVMContext.h +++ b/include/llvm/IR/LLVMContext.h @@ -27,6 +27,7 @@ class Twine; class Instruction; class Module; class SMDiagnostic; +class DiagnosticInfo; template <typename T> class SmallVectorImpl; /// This is an important class for using LLVM in a threaded context. It @@ -64,6 +65,11 @@ public: typedef void (*InlineAsmDiagHandlerTy)(const SMDiagnostic&, void *Context, unsigned LocCookie); + /// Defines the type of a diagnostic handler. + /// \see LLVMContext::setDiagnosticHandler. + /// \see LLVMContext::diagnose. + typedef void (*DiagnosticHandlerTy)(const DiagnosticInfo &DI, void *Context); + /// setInlineAsmDiagnosticHandler - This method sets a handler that is invoked /// when problems with inline asm are detected by the backend. The first /// argument is a function pointer and the second is a context pointer that @@ -82,6 +88,33 @@ public: /// setInlineAsmDiagnosticHandler. void *getInlineAsmDiagnosticContext() const; + /// setDiagnosticHandler - This method sets a handler that is invoked + /// when the backend needs to report anything to the user. The first + /// argument is a function pointer and the second is a context pointer that + /// gets passed into the DiagHandler. + /// + /// LLVMContext doesn't take ownership or interpret either of these + /// pointers. + void setDiagnosticHandler(DiagnosticHandlerTy DiagHandler, + void *DiagContext = 0); + + /// getDiagnosticHandler - Return the diagnostic handler set by + /// setDiagnosticHandler. + DiagnosticHandlerTy getDiagnosticHandler() const; + + /// getDiagnosticContext - Return the diagnostic context set by + /// setDiagnosticContext. + void *getDiagnosticContext() const; + + /// diagnose - Report a message to the currently installed diagnostic handler. + /// This function returns, in particular in the case of error reporting + /// (DI.Severity == RS_Error), so the caller should leave the compilation + /// process in a self-consistent state, even though the generated code + /// need not be correct. + /// The diagnostic message will be implicitly prefixed with a severity + /// keyword according to \p DI.getSeverity(), i.e., "error: " + /// for RS_Error, "warning: " for RS_Warning, and "note: " for RS_Note. + void diagnose(const DiagnosticInfo &DI); /// emitError - Emit an error message to the currently installed error handler /// with optional location information. This function returns, so code should |