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//===-- OrcTargetSupport.h - Code to support specific targets --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Target specific code for Orc, e.g. callback assembly.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_EXECUTIONENGINE_ORC_ORCTARGETSUPPORT_H
#define LLVM_EXECUTIONENGINE_ORC_ORCTARGETSUPPORT_H
#include "IndirectionUtils.h"
namespace llvm {
namespace orc {
class OrcX86_64 {
public:
static const char *ResolverBlockName;
/// @brief Insert module-level inline callback asm into module M for the
/// symbols managed by JITResolveCallbackHandler J.
static void insertResolverBlock(
Module &M,
JITCompileCallbackManagerBase<OrcX86_64> &JCBM);
/// @brief Get a label name from the given index.
typedef std::function<std::string(unsigned)> LabelNameFtor;
static const unsigned CallSize = 6;
/// @brief Insert the requested number of trampolines into the given module.
/// @param M Module to insert the call block into.
/// @param NumCalls Number of calls to create in the call block.
/// @param StartIndex Optional argument specifying the index suffix to start
/// with.
/// @return A functor that provides the symbol name for each entry in the call
/// block.
///
static LabelNameFtor insertCompileCallbackTrampolines(
Module &M,
TargetAddress TrampolineAddr,
unsigned NumCalls,
unsigned StartIndex = 0);
};
} // End namespace orc.
} // End namespace llvm.
#endif // LLVM_EXECUTIONENGINE_ORC_ORCTARGETSUPPORT_H
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