70 lines
2.4 KiB
C
70 lines
2.4 KiB
C
|
//===-- X86.h - Top-level interface for X86 representation ------*- C++ -*-===//
|
||
|
|
//
|
||
|
|
// The LLVM Compiler Infrastructure
|
||
|
|
//
|
||
|
|
// This file is distributed under the University of Illinois Open Source
|
||
|
|
// License. See LICENSE.TXT for details.
|
||
|
|
//
|
||
|
|
//===----------------------------------------------------------------------===//
|
||
|
|
//
|
||
|
|
// This file contains the entry points for global functions defined in the x86
|
||
|
|
// target library, as used by the LLVM JIT.
|
||
|
|
//
|
||
|
|
//===----------------------------------------------------------------------===//
|
||
|
|
|
||
|
|
#ifndef TARGET_X86_H
|
||
|
|
#define TARGET_X86_H
|
||
|
|
|
||
|
|
#include "MCTargetDesc/X86BaseInfo.h"
|
||
|
|
#include "MCTargetDesc/X86MCTargetDesc.h"
|
||
|
|
#include "llvm/Support/DataTypes.h"
|
||
|
|
#include "llvm/Target/TargetMachine.h"
|
||
|
|
|
||
|
|
namespace llvm {
|
||
|
|
|
||
|
|
class FunctionPass;
|
||
|
|
class JITCodeEmitter;
|
||
|
|
class X86TargetMachine;
|
||
|
|
|
||
|
|
/// createX86ISelDag - This pass converts a legalized DAG into a
|
||
|
|
/// X86-specific DAG, ready for instruction scheduling.
|
||
|
|
///
|
||
|
|
FunctionPass *createX86ISelDag(X86TargetMachine &TM,
|
||
|
|
CodeGenOpt::Level OptLevel);
|
||
|
|
|
||
|
|
/// createGlobalBaseRegPass - This pass initializes a global base
|
||
|
|
/// register for PIC on x86-32.
|
||
|
|
FunctionPass* createGlobalBaseRegPass();
|
||
|
|
|
||
|
|
/// createX86FloatingPointStackifierPass - This function returns a pass which
|
||
|
|
/// converts floating point register references and pseudo instructions into
|
||
|
|
/// floating point stack references and physical instructions.
|
||
|
|
///
|
||
|
|
FunctionPass *createX86FloatingPointStackifierPass();
|
||
|
|
|
||
|
|
/// createX86IssueVZeroUpperPass - This pass inserts AVX vzeroupper instructions
|
||
|
|
/// before each call to avoid transition penalty between functions encoded with
|
||
|
|
/// AVX and SSE.
|
||
|
|
FunctionPass *createX86IssueVZeroUpperPass();
|
||
|
|
|
||
|
|
/// createX86CodeEmitterPass - Return a pass that emits the collected X86 code
|
||
|
|
/// to the specified MCE object.
|
||
|
|
FunctionPass *createX86JITCodeEmitterPass(X86TargetMachine &TM,
|
||
|
|
JITCodeEmitter &JCE);
|
||
|
|
|
||
|
|
/// createX86EmitCodeToMemory - Returns a pass that converts a register
|
||
|
|
/// allocated function into raw machine code in a dynamically
|
||
|
|
/// allocated chunk of memory.
|
||
|
|
///
|
||
|
|
FunctionPass *createEmitX86CodeToMemory();
|
||
|
|
|
||
|
|
/// createX86MaxStackAlignmentHeuristicPass - This function returns a pass
|
||
|
|
/// which determines whether the frame pointer register should be
|
||
|
|
/// reserved in case dynamic stack alignment is later required.
|
||
|
|
///
|
||
|
|
FunctionPass *createX86MaxStackAlignmentHeuristicPass();
|
||
|
|
|
||
|
|
} // End llvm namespace
|
||
|
|
|
||
|
|
#endif
|