X86.h revision 1911fd4f85aebcd4d7b8f27313c5a363eebf49cb 
1//===-- X86.h - Top-level interface for X86 representation ------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file was developed by the LLVM research group and is distributed under
6// the University of Illinois Open Source License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file contains the entry points for global functions defined in the x86
11// target library, as used by the LLVM JIT.
12//
13//===----------------------------------------------------------------------===//
14
15#ifndef TARGET_X86_H
16#define TARGET_X86_H
17
18#include <iosfwd>
19
20namespace llvm {
21
22class X86TargetMachine;
23class FunctionPassManager;
24class FunctionPass;
25class IntrinsicLowering;
26class MachineCodeEmitter;
27
28/// createX86ISelDag - This pass converts a legalized DAG into a
29/// X86-specific DAG, ready for instruction scheduling.
30///
31FunctionPass *createX86ISelDag(X86TargetMachine &TM, bool Fast);
32
33/// createX86FloatingPointStackifierPass - This function returns a pass which
34/// converts floating point register references and pseudo instructions into
35/// floating point stack references and physical instructions.
36///
37FunctionPass *createX86FloatingPointStackifierPass();
38
39/// createX86CodePrinterPass - Returns a pass that prints the X86
40/// assembly code for a MachineFunction to the given output stream,
41/// using the given target machine description.
42///
43FunctionPass *createX86CodePrinterPass(std::ostream &o, X86TargetMachine &tm);
44
45/// createX86CodeEmitterPass - Return a pass that emits the collected X86 code
46/// to the specified MCE object.
47FunctionPass *createX86CodeEmitterPass(X86TargetMachine &TM,
48                                       MachineCodeEmitter &MCE);
49
50/// addX86ELFObjectWriterPass - Add passes to the FPM that output the generated
51/// code as an ELF object file.
52///
53void addX86ELFObjectWriterPass(FunctionPassManager &FPM,
54                               std::ostream &o, X86TargetMachine &tm);
55
56/// createX86EmitCodeToMemory - Returns a pass that converts a register
57/// allocated function into raw machine code in a dynamically
58/// allocated chunk of memory.
59///
60FunctionPass *createEmitX86CodeToMemory();
61
62} // End llvm namespace
63
64// Defines symbolic names for X86 registers.  This defines a mapping from
65// register name to register number.
66//
67#include "X86GenRegisterNames.inc"
68
69// Defines symbolic names for the X86 instructions.
70//
71#include "X86GenInstrNames.inc"
72
73#endif
74