LLVM  14.0.0git
LanaiTargetObjectFile.h
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1 //===-- LanaiTargetObjectFile.h - Lanai Object Info -----------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_LIB_TARGET_LANAI_LANAITARGETOBJECTFILE_H
10 #define LLVM_LIB_TARGET_LANAI_LANAITARGETOBJECTFILE_H
11 
13 
14 namespace llvm {
16  MCSection *SmallDataSection;
17  MCSection *SmallBSSSection;
18 
19  bool isGlobalInSmallSection(const GlobalObject *GO, const TargetMachine &TM,
20  SectionKind Kind) const;
21  bool isGlobalInSmallSectionImpl(const GlobalObject *GO,
22  const TargetMachine &TM) const;
23 
24 public:
25  void Initialize(MCContext &Ctx, const TargetMachine &TM) override;
26 
27  /// Return true if this global address should be placed into small data/bss
28  /// section.
29  bool isGlobalInSmallSection(const GlobalObject *GO,
30  const TargetMachine &TM) const;
31 
33  const TargetMachine &TM) const override;
34 
35  /// Return true if this constant should be placed into small data section.
36  bool isConstantInSmallSection(const DataLayout &DL, const Constant *CN) const;
37 
39  const Constant *C,
40  Align &Alignment) const override;
41 };
42 } // end namespace llvm
43 
44 #endif // LLVM_LIB_TARGET_LANAI_LANAITARGETOBJECTFILE_H
llvm
This file implements support for optimizing divisions by a constant.
Definition: AllocatorList.h:23
llvm::DataLayout
A parsed version of the target data layout string in and methods for querying it.
Definition: DataLayout.h:113
llvm::MCContext
Context object for machine code objects.
Definition: MCContext.h:72
llvm::TargetLoweringObjectFileELF
Definition: TargetLoweringObjectFileImpl.h:33
C
(vector float) vec_cmpeq(*A, *B) C
Definition: README_ALTIVEC.txt:86
llvm::GlobalObject
Definition: GlobalObject.h:28
llvm::LanaiTargetObjectFile::getSectionForConstant
MCSection * getSectionForConstant(const DataLayout &DL, SectionKind Kind, const Constant *C, Align &Alignment) const override
Given a constant with the SectionKind, return a section that it should be placed in.
Definition: LanaiTargetObjectFile.cpp:119
llvm::Align
This struct is a compact representation of a valid (non-zero power of two) alignment.
Definition: Alignment.h:39
llvm::lltok::Kind
Kind
Definition: LLToken.h:18
llvm::LanaiTargetObjectFile::SelectSectionForGlobal
MCSection * SelectSectionForGlobal(const GlobalObject *GO, SectionKind Kind, const TargetMachine &TM) const override
Definition: LanaiTargetObjectFile.cpp:101
llvm::TargetLoweringObjectFile::TM
const TargetMachine * TM
Definition: TargetLoweringObjectFile.h:67
llvm::Constant
This is an important base class in LLVM.
Definition: Constant.h:41
llvm::TargetMachine
Primary interface to the complete machine description for the target machine.
Definition: TargetMachine.h:79
llvm::LanaiTargetObjectFile::Initialize
void Initialize(MCContext &Ctx, const TargetMachine &TM) override
This method must be called before any actual lowering is done.
Definition: LanaiTargetObjectFile.cpp:28
DL
MachineBasicBlock MachineBasicBlock::iterator DebugLoc DL
Definition: AArch64SLSHardening.cpp:76
llvm::LanaiTargetObjectFile::isConstantInSmallSection
bool isConstantInSmallSection(const DataLayout &DL, const Constant *CN) const
Return true if this constant should be placed into small data section.
Definition: LanaiTargetObjectFile.cpp:114
llvm::MCSection
Instances of this class represent a uniqued identifier for a section in the current translation unit.
Definition: MCSection.h:39
llvm::SectionKind
SectionKind - This is a simple POD value that classifies the properties of a section.
Definition: SectionKind.h:22
llvm::LanaiTargetObjectFile
Definition: LanaiTargetObjectFile.h:15
TargetLoweringObjectFileImpl.h