mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 00:32:23 +00:00
42a4ee0a35
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100506 91177308-0d34-0410-b5e6-96231b3b80d8
80 lines
2.8 KiB
C++
80 lines
2.8 KiB
C++
//===-- llvm/LLVMContext.h - Class for managing "global" state --*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file declares LLVMContext, a container of "global" state in LLVM, such
|
|
// as the global type and constant uniquing tables.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_LLVMCONTEXT_H
|
|
#define LLVM_LLVMCONTEXT_H
|
|
|
|
namespace llvm {
|
|
|
|
class LLVMContextImpl;
|
|
class StringRef;
|
|
template <typename T> class SmallVectorImpl;
|
|
|
|
/// This is an important class for using LLVM in a threaded context. It
|
|
/// (opaquely) owns and manages the core "global" data of LLVM's core
|
|
/// infrastructure, including the type and constant uniquing tables.
|
|
/// LLVMContext itself provides no locking guarantees, so you should be careful
|
|
/// to have one context per thread.
|
|
class LLVMContext {
|
|
// DO NOT IMPLEMENT
|
|
LLVMContext(LLVMContext&);
|
|
void operator=(LLVMContext&);
|
|
|
|
public:
|
|
LLVMContextImpl *const pImpl;
|
|
LLVMContext();
|
|
~LLVMContext();
|
|
|
|
// Pinned metadata names, which always have the same value. This is a
|
|
// compile-time performance optimization, not a correctness optimization.
|
|
enum {
|
|
MD_dbg = 1 // "dbg" -> 1.
|
|
};
|
|
|
|
/// getMDKindID - Return a unique non-zero ID for the specified metadata kind.
|
|
/// This ID is uniqued across modules in the current LLVMContext.
|
|
unsigned getMDKindID(StringRef Name) const;
|
|
|
|
/// getMDKindNames - Populate client supplied SmallVector with the name for
|
|
/// custom metadata IDs registered in this LLVMContext. ID #0 is not used,
|
|
/// so it is filled in as an empty string.
|
|
void getMDKindNames(SmallVectorImpl<StringRef> &Result) const;
|
|
|
|
/// 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 (of type SourceMgr::DiagHandlerTy) and the
|
|
/// second is a context pointer that gets passed into the DiagHandler.
|
|
///
|
|
/// LLVMContext doesn't take ownership or interpreter either of these
|
|
/// pointers.
|
|
void setInlineAsmDiagnosticHandler(void *DiagHandler, void *DiagContext = 0);
|
|
|
|
/// getInlineAsmDiagnosticHandler - Return the diagnostic handler set by
|
|
/// setInlineAsmDiagnosticHandler.
|
|
void *getInlineAsmDiagnosticHandler() const;
|
|
|
|
/// getInlineAsmDiagnosticContext - Return the diagnostic context set by
|
|
/// setInlineAsmDiagnosticHandler.
|
|
void *getInlineAsmDiagnosticContext() const;
|
|
|
|
};
|
|
|
|
/// getGlobalContext - Returns a global context. This is for LLVM clients that
|
|
/// only care about operating on a single thread.
|
|
extern LLVMContext &getGlobalContext();
|
|
|
|
}
|
|
|
|
#endif
|