blob: ecc7b59c6fa03ffac0b818e74cae075cf4a4e220 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
//===-- 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
|
