llvm-6502/include/llvm/Target/TargetSelect.h
Chris Lattner 5f1a5c7f57 Add a utility header that makes it easy to link in the right set
of targets for various purposes.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73610 91177308-0d34-0410-b5e6-96231b3b80d8
2009-06-17 16:42:01 +00:00

66 lines
2.4 KiB
C++

//===- TargetSelect.h - Target Selection & Registration -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file provides utilities to make sure that certain classes of targets are
// linked into the main application executable, and initialize them as
// appropriate.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TARGET_TARGETSELECT_H
#define LLVM_TARGET_TARGETSELECT_H
#include "llvm/Config/config.h"
namespace llvm {
// Declare all of the target-initialization functions that are available.
#define LLVM_TARGET(TargetName) void Initialize##TargetName##Target();
#include "llvm/Config/Targets.def"
// Declare all of the available asm-printer initialization functions.
// Declare all of the target-initialization functions.
#define LLVM_ASM_PRINTER(TargetName) void Initialize##TargetName##AsmPrinter();
#include "llvm/Config/AsmPrinters.def"
/// InitializeAllTargets - The main program should call this function if it
/// wants to link in all available targets that LLVM is configured to support.
inline void InitializeAllTargets() {
#define LLVM_TARGET(TargetName) llvm::Initialize##TargetName##Target();
#include "llvm/Config/Targets.def"
}
/// InitializeAllAsmPrinters - The main program should call this function if
/// it wants all asm printers that LLVM is configured to support. This will
/// cause them to be linked into its executable.
inline void InitializeAllAsmPrinters() {
#define LLVM_ASM_PRINTER(TargetName) Initialize##TargetName##AsmPrinter();
#include "llvm/Config/AsmPrinters.def"
}
/// InitializeNativeTarget - The main program should call this function to
/// initialize the native target corresponding to the host. This is useful
/// for JIT applications to ensure that the target gets linked in correctly.
inline bool InitializeNativeTarget() {
// If we have a native target, initialize it to ensure it is linked in.
#ifdef LLVM_NATIVE_ARCH
#define DoInit2(TARG, MOD) llvm::Initialize ## TARG ## MOD()
#define DoInit(T, M) DoInit2(T, M)
DoInit(LLVM_NATIVE_ARCH, Target);
return false;
#undef DoInit
#undef DoInit2
#else
return true;
#endif
}
}
#endif