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llvm.src
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Target
Mips
MipsOptionRecord.h
Go to the documentation of this file.
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//===-- MipsOptionRecord.h - Abstraction for storing information ----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// MipsOptionRecord - Abstraction for storing arbitrary information in
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// ELF files. Arbitrary information (e.g. register usage) can be stored in Mips
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// specific ELF sections like .Mips.options. Specific records should subclass
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// MipsOptionRecord and provide an implementation to EmitMipsOptionRecord which
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// basically just dumps the information into an ELF section. More information
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// about .Mips.option can be found in the SysV ABI and the 64-bit ELF Object
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// specification.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_MIPS_MIPSOPTIONRECORD_H
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#define LLVM_LIB_TARGET_MIPS_MIPSOPTIONRECORD_H
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#include "
MCTargetDesc/MipsMCTargetDesc.h
"
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#include "
llvm/MC/MCContext.h
"
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#include "
llvm/MC/MCRegisterInfo.h
"
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namespace
llvm {
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class
MipsELFStreamer;
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class
MCSubtargetInfo;
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class
MipsOptionRecord
{
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public
:
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virtual
~MipsOptionRecord
(){};
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virtual
void
EmitMipsOptionRecord
() = 0;
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};
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class
MipsRegInfoRecord
:
public
MipsOptionRecord
{
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public
:
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MipsRegInfoRecord
(
MipsELFStreamer
*S,
MCContext
&Context)
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: Streamer(S), Context(Context) {
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ri_gprmask = 0;
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ri_cprmask[0] = ri_cprmask[1] = ri_cprmask[2] = ri_cprmask[3] = 0;
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ri_gp_value = 0;
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const
MCRegisterInfo
*TRI = Context.
getRegisterInfo
();
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GPR32RegClass = &(TRI->
getRegClass
(Mips::GPR32RegClassID));
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GPR64RegClass = &(TRI->
getRegClass
(Mips::GPR64RegClassID));
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FGR32RegClass = &(TRI->
getRegClass
(Mips::FGR32RegClassID));
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FGR64RegClass = &(TRI->
getRegClass
(Mips::FGR64RegClassID));
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AFGR64RegClass = &(TRI->
getRegClass
(Mips::AFGR64RegClassID));
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MSA128BRegClass = &(TRI->
getRegClass
(Mips::MSA128BRegClassID));
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COP0RegClass = &(TRI->
getRegClass
(Mips::COP0RegClassID));
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COP2RegClass = &(TRI->
getRegClass
(Mips::COP2RegClassID));
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COP3RegClass = &(TRI->
getRegClass
(Mips::COP3RegClassID));
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}
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~MipsRegInfoRecord
()
override
{}
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void
EmitMipsOptionRecord
()
override
;
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void
SetPhysRegUsed
(
unsigned
Reg
,
const
MCRegisterInfo
*MCRegInfo);
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private
:
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MipsELFStreamer
*Streamer;
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MCContext
&Context;
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const
MCRegisterClass
*GPR32RegClass;
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const
MCRegisterClass
*GPR64RegClass;
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const
MCRegisterClass
*FGR32RegClass;
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const
MCRegisterClass
*FGR64RegClass;
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const
MCRegisterClass
*AFGR64RegClass;
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const
MCRegisterClass
*MSA128BRegClass;
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const
MCRegisterClass
*COP0RegClass;
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const
MCRegisterClass
*COP2RegClass;
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const
MCRegisterClass
*COP3RegClass;
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uint32_t
ri_gprmask;
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uint32_t
ri_cprmask[4];
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int64_t ri_gp_value;
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};
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}
// namespace llvm
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#endif
MCContext.h
MipsMCTargetDesc.h
llvm::X86Disassembler::Reg
Reg
All possible values of the reg field in the ModR/M byte.
Definition:
X86DisassemblerDecoder.h:451
llvm::MipsRegInfoRecord::EmitMipsOptionRecord
void EmitMipsOptionRecord() override
Definition:
MipsOptionRecord.cpp:17
llvm::MCContext
Context object for machine code objects.
Definition:
MCContext.h:51
llvm::MipsOptionRecord::EmitMipsOptionRecord
virtual void EmitMipsOptionRecord()=0
llvm::MipsRegInfoRecord::SetPhysRegUsed
void SetPhysRegUsed(unsigned Reg, const MCRegisterInfo *MCRegInfo)
Definition:
MipsOptionRecord.cpp:68
llvm::MCRegisterClass
MCRegisterClass - Base class of TargetRegisterClass.
Definition:
MCRegisterInfo.h:31
llvm::MCRegisterInfo
MCRegisterInfo base class - We assume that the target defines a static array of MCRegisterDesc object...
Definition:
MCRegisterInfo.h:136
llvm::MCRegisterInfo::getRegClass
const MCRegisterClass & getRegClass(unsigned i) const
Returns the register class associated with the enumeration value.
Definition:
MCRegisterInfo.h:428
llvm::MipsRegInfoRecord::~MipsRegInfoRecord
~MipsRegInfoRecord() override
Definition:
MipsOptionRecord.h:56
llvm::MipsRegInfoRecord
Definition:
MipsOptionRecord.h:37
MCRegisterInfo.h
uint32_t
llvm::MipsELFStreamer
Definition:
MipsELFStreamer.h:29
llvm::MipsOptionRecord
Definition:
MipsOptionRecord.h:31
llvm::MCContext::getRegisterInfo
const MCRegisterInfo * getRegisterInfo() const
Definition:
MCContext.h:245
llvm::MipsRegInfoRecord::MipsRegInfoRecord
MipsRegInfoRecord(MipsELFStreamer *S, MCContext &Context)
Definition:
MipsOptionRecord.h:39
llvm::MipsOptionRecord::~MipsOptionRecord
virtual ~MipsOptionRecord()
Definition:
MipsOptionRecord.h:33
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