File: HexagonTargetObjectFile.h

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 995,808 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (59 lines) | stat: -rw-r--r-- 2,217 bytes parent folder | download | duplicates (29)
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
//===-- HexagonTargetObjectFile.h -----------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETOBJECTFILE_H
#define LLVM_LIB_TARGET_HEXAGON_HEXAGONTARGETOBJECTFILE_H

#include "llvm/CodeGen/TargetLoweringObjectFileImpl.h"
#include "llvm/MC/MCSectionELF.h"

namespace llvm {
  class Type;

  class HexagonTargetObjectFile : public TargetLoweringObjectFileELF {
  public:
    void Initialize(MCContext &Ctx, const TargetMachine &TM) override;

    MCSection *SelectSectionForGlobal(const GlobalObject *GO, SectionKind Kind,
                                      const TargetMachine &TM) const override;

    MCSection *getExplicitSectionGlobal(const GlobalObject *GO,
                                        SectionKind Kind,
                                        const TargetMachine &TM) const override;

    bool isGlobalInSmallSection(const GlobalObject *GO,
                                const TargetMachine &TM) const;

    bool isSmallDataEnabled(const TargetMachine &TM) const;

    unsigned getSmallDataSize() const;

    bool shouldPutJumpTableInFunctionSection(bool UsesLabelDifference,
                                             const Function &F) const override;

    const Function *getLutUsedFunction(const GlobalObject *GO) const;

  private:
    MCSectionELF *SmallDataSection;
    MCSectionELF *SmallBSSSection;

    unsigned getSmallestAddressableSize(const Type *Ty, const GlobalValue *GV,
        const TargetMachine &TM) const;

    MCSection *selectSmallSectionForGlobal(const GlobalObject *GO,
                                           SectionKind Kind,
                                           const TargetMachine &TM) const;

    MCSection *selectSectionForLookupTable(const GlobalObject *GO,
                                           const TargetMachine &TM,
                                           const Function *Fn) const;
  };

} // namespace llvm

#endif