X86.h revision ce79a25980da3279f05adf324d9d6adefb9c979c 
1//===-- X86.h - Top-level interface for X86 representation ------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// 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 "llvm/Target/TargetMachine.h"
19
20namespace llvm {
21
22class X86TargetMachine;
23class FunctionPass;
24class MachineCodeEmitter;
25class MCCodeEmitter;
26class JITCodeEmitter;
27class Target;
28class formatted_raw_ostream;
29
30/// createX86ISelDag - This pass converts a legalized DAG into a
31/// X86-specific DAG, ready for instruction scheduling.
32///
33FunctionPass *createX86ISelDag(X86TargetMachine &TM,
34                               CodeGenOpt::Level OptLevel);
35
36/// createX86FloatingPointStackifierPass - This function returns a pass which
37/// converts floating point register references and pseudo instructions into
38/// floating point stack references and physical instructions.
39///
40FunctionPass *createX86FloatingPointStackifierPass();
41
42/// createX87FPRegKillInserterPass - This function returns a pass which
43/// inserts FP_REG_KILL instructions where needed.
44///
45FunctionPass *createX87FPRegKillInserterPass();
46
47/// createX86CodeEmitterPass - Return a pass that emits the collected X86 code
48/// to the specified MCE object.
49FunctionPass *createX86JITCodeEmitterPass(X86TargetMachine &TM,
50                                          JITCodeEmitter &JCE);
51
52MCCodeEmitter *createHeinousX86MCCodeEmitter(const Target &, TargetMachine &TM);
53
54/// createX86EmitCodeToMemory - Returns a pass that converts a register
55/// allocated function into raw machine code in a dynamically
56/// allocated chunk of memory.
57///
58FunctionPass *createEmitX86CodeToMemory();
59
60extern Target TheX86_32Target, TheX86_64Target;
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