LLVM 17.0.0git
PPC.h
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1//===-- PPC.h - Top-level interface for PowerPC Target ----------*- C++ -*-===//
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// This file contains the entry points for global functions defined in the LLVM
10// PowerPC back-end.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_LIB_TARGET_POWERPC_PPC_H
15#define LLVM_LIB_TARGET_POWERPC_PPC_H
16
18
19// GCC #defines PPC on Linux but we use it as our namespace name
20#undef PPC
21
22namespace llvm {
23class PPCRegisterBankInfo;
24class PPCSubtarget;
25class PPCTargetMachine;
26class PassRegistry;
27class FunctionPass;
28class InstructionSelector;
29class MachineInstr;
30class MachineOperand;
31class AsmPrinter;
32class MCInst;
33class MCOperand;
34class ModulePass;
35
36#ifndef NDEBUG
37 FunctionPass *createPPCCTRLoopsVerify();
38#endif
39 FunctionPass *createPPCLoopInstrFormPrepPass(PPCTargetMachine &TM);
57 AsmPrinter &AP);
59 MCOperand &OutMO, AsmPrinter &AP);
60
61#ifndef NDEBUG
63#endif
81
82 extern char &PPCVSXFMAMutateID;
83
86 extern char &PPCLowerMASSVEntriesID;
87
90 extern char &PPCGenScalarMASSEntriesID;
91
94 const PPCRegisterBankInfo &);
95 namespace PPCII {
96
97 /// Target Operand Flag enum.
98 enum TOF {
99 //===------------------------------------------------------------------===//
100 // PPC Specific MachineOperand flags.
102
103 /// On a symbol operand "FOO", this indicates that the reference is actually
104 /// to "FOO@plt". This is used for calls and jumps to external functions
105 /// and for PIC calls on 32-bit ELF systems.
107
108 /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to
109 /// the function's picbase, e.g. lo16(symbol-picbase).
111
112 /// MO_PCREL_FLAG - If this bit is set, the symbol reference is relative to
113 /// the current instruction address(pc), e.g., var@pcrel. Fixup is VK_PCREL.
115
116 /// MO_GOT_FLAG - If this bit is set the symbol reference is to be computed
117 /// via the GOT. For example when combined with the MO_PCREL_FLAG it should
118 /// produce the relocation @got@pcrel. Fixup is VK_PPC_GOT_PCREL.
120
121 // MO_PCREL_OPT_FLAG - If this bit is set the operand is part of a
122 // PC Relative linker optimization.
124
125 /// MO_TLSGD_FLAG - If this bit is set the symbol reference is relative to
126 /// TLS General Dynamic model for Linux and the variable offset of TLS
127 /// General Dynamic model for AIX.
129
130 /// MO_TPREL_FLAG - If this bit is set the symbol reference is relative to
131 /// TLS Initial Exec model.
133
134 /// MO_TLSLD_FLAG - If this bit is set the symbol reference is relative to
135 /// TLS Local Dynamic model.
137
138 /// MO_TLSGDM_FLAG - If this bit is set the symbol reference is relative
139 /// to the region handle of TLS General Dynamic model for AIX.
141
142 /// MO_GOT_TLSGD_PCREL_FLAG - A combintaion of flags, if these bits are set
143 /// they should produce the relocation @got@tlsgd@pcrel.
144 /// Fix up is VK_PPC_GOT_TLSGD_PCREL
146
147 /// MO_GOT_TLSLD_PCREL_FLAG - A combintaion of flags, if these bits are set
148 /// they should produce the relocation @got@tlsld@pcrel.
149 /// Fix up is VK_PPC_GOT_TLSLD_PCREL
151
152 /// MO_GOT_TPREL_PCREL_FLAG - A combintaion of flags, if these bits are set
153 /// they should produce the relocation @got@tprel@pcrel.
154 /// Fix up is VK_PPC_GOT_TPREL_PCREL
156
157 /// The next are not flags but distinct values.
159
160 /// MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
161 MO_LO = 1 << 8,
162 MO_HA = 2 << 8,
163
164 MO_TPREL_LO = 4 << 8,
165 MO_TPREL_HA = 3 << 8,
166
167 /// These values identify relocations on immediates folded
168 /// into memory operations.
169 MO_DTPREL_LO = 5 << 8,
170 MO_TLSLD_LO = 6 << 8,
171 MO_TOC_LO = 7 << 8,
172
173 // Symbol for VK_PPC_TLS fixup attached to an ADD instruction
174 MO_TLS = 8 << 8
175 };
176 } // end namespace PPCII
177
178} // end namespace llvm;
179
180#endif
IRTranslator LLVM IR MI
const char LLVMTargetMachineRef TM
This class is intended to be used as a driving class for all asm writers.
Definition: AsmPrinter.h:84
FunctionPass class - This class is used to implement most global optimizations.
Definition: Pass.h:308
Provides the logic to select generic machine instructions.
Instances of this class represent a single low-level machine instruction.
Definition: MCInst.h:184
Instances of this class represent operands of the MCInst class.
Definition: MCInst.h:36
Representation of each machine instruction.
Definition: MachineInstr.h:68
MachineOperand class - Representation of each machine instruction operand.
ModulePass class - This class is used to implement unstructured interprocedural optimizations and ana...
Definition: Pass.h:248
Common code between 32-bit and 64-bit PowerPC targets.
PassRegistry - This class manages the registration and intitialization of the pass subsystem as appli...
Definition: PassRegistry.h:38
Level
Code generation optimization level.
Definition: CodeGen.h:57
TOF
Target Operand Flag enum.
Definition: PPC.h:98
@ MO_TLSLD_LO
Definition: PPC.h:170
@ MO_GOT_TPREL_PCREL_FLAG
MO_GOT_TPREL_PCREL_FLAG - A combintaion of flags, if these bits are set they should produce the reloc...
Definition: PPC.h:155
@ MO_ACCESS_MASK
The next are not flags but distinct values.
Definition: PPC.h:158
@ MO_TLSGDM_FLAG
MO_TLSGDM_FLAG - If this bit is set the symbol reference is relative to the region handle of TLS Gene...
Definition: PPC.h:140
@ MO_PCREL_FLAG
MO_PCREL_FLAG - If this bit is set, the symbol reference is relative to the current instruction addre...
Definition: PPC.h:114
@ MO_TLSLD_FLAG
MO_TLSLD_FLAG - If this bit is set the symbol reference is relative to TLS Local Dynamic model.
Definition: PPC.h:136
@ MO_GOT_FLAG
MO_GOT_FLAG - If this bit is set the symbol reference is to be computed via the GOT.
Definition: PPC.h:119
@ MO_NO_FLAG
Definition: PPC.h:101
@ MO_TPREL_HA
Definition: PPC.h:165
@ MO_PLT
On a symbol operand "FOO", this indicates that the reference is actually to "FOO@plt".
Definition: PPC.h:106
@ MO_DTPREL_LO
These values identify relocations on immediates folded into memory operations.
Definition: PPC.h:169
@ MO_TLS
Definition: PPC.h:174
@ MO_TPREL_FLAG
MO_TPREL_FLAG - If this bit is set the symbol reference is relative to TLS Initial Exec model.
Definition: PPC.h:132
@ MO_TPREL_LO
Definition: PPC.h:164
@ MO_LO
MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
Definition: PPC.h:161
@ MO_GOT_TLSLD_PCREL_FLAG
MO_GOT_TLSLD_PCREL_FLAG - A combintaion of flags, if these bits are set they should produce the reloc...
Definition: PPC.h:150
@ MO_TOC_LO
Definition: PPC.h:171
@ MO_TLSGD_FLAG
MO_TLSGD_FLAG - If this bit is set the symbol reference is relative to TLS General Dynamic model for ...
Definition: PPC.h:128
@ MO_GOT_TLSGD_PCREL_FLAG
MO_GOT_TLSGD_PCREL_FLAG - A combintaion of flags, if these bits are set they should produce the reloc...
Definition: PPC.h:145
@ MO_HA
Definition: PPC.h:162
@ MO_PIC_FLAG
MO_PIC_FLAG - If this bit is set, the symbol reference is relative to the function's picbase,...
Definition: PPC.h:110
@ MO_PCREL_OPT_FLAG
Definition: PPC.h:123
This is an optimization pass for GlobalISel generic memory operations.
Definition: AddressRanges.h:18
FunctionPass * createPPCPreEmitPeepholePass()
void initializePPCTLSDynamicCallPass(PassRegistry &)
FunctionPass * createPPCLoopInstrFormPrepPass(PPCTargetMachine &TM)
FunctionPass * createPPCVSXFMAMutatePass()
void initializePPCVSXFMAMutatePass(PassRegistry &)
bool LowerPPCMachineOperandToMCOperand(const MachineOperand &MO, MCOperand &OutMO, AsmPrinter &AP)
void initializePPCLowerMASSVEntriesPass(PassRegistry &)
FunctionPass * createPPCCTRLoopsPass()
Definition: PPCCTRLoops.cpp:93
FunctionPass * createPPCTLSDynamicCallPass()
FunctionPass * createPPCEarlyReturnPass()
void initializePPCPreEmitPeepholePass(PassRegistry &)
FunctionPass * createPPCExpandAtomicPseudoPass()
void initializePPCTOCRegDepsPass(PassRegistry &)
void initializePPCReduceCRLogicalsPass(PassRegistry &)
void initializePPCDAGToDAGISelPass(PassRegistry &)
FunctionPass * createPPCISelDag(PPCTargetMachine &TM, CodeGenOpt::Level OL)
createPPCISelDag - This pass converts a legalized DAG into a PowerPC-specific DAG,...
void initializePPCVSXCopyPass(PassRegistry &)
FunctionPass * createPPCVSXCopyPass()
void initializePPCCTRLoopsVerifyPass(PassRegistry &)
FunctionPass * createPPCVSXSwapRemovalPass()
void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI, AsmPrinter &AP)
void initializePPCCTRLoopsPass(PassRegistry &)
ModulePass * createPPCLowerMASSVEntriesPass()
ModulePass * createPPCGenScalarMASSEntriesPass()
void initializePPCEarlyReturnPass(PassRegistry &)
void initializePPCGenScalarMASSEntriesPass(PassRegistry &)
FunctionPass * createPPCReduceCRLogicalsPass()
void initializePPCExpandAtomicPseudoPass(PassRegistry &)
FunctionPass * createPPCBranchCoalescingPass()
createPPCBranchCoalescingPass - returns an instance of the Branch Coalescing Pass
void initializePPCBSelPass(PassRegistry &)
FunctionPass * createPPCTOCRegDepsPass()
FunctionPass * createPPCCTRLoopsVerify()
void initializePPCBranchCoalescingPass(PassRegistry &)
void initializePPCBoolRetToIntPass(PassRegistry &)
void initializePPCMIPeepholePass(PassRegistry &)
void initializePPCVSXSwapRemovalPass(PassRegistry &)
char & PPCVSXFMAMutateID
char & PPCLowerMASSVEntriesID
InstructionSelector * createPPCInstructionSelector(const PPCTargetMachine &TM, const PPCSubtarget &Subtarget, const PPCRegisterBankInfo &RBI)
char & PPCGenScalarMASSEntriesID
void initializePPCLoopInstrFormPrepPass(PassRegistry &)
FunctionPass * createPPCExpandISELPass()
FunctionPass * createPPCBranchSelectionPass()
FunctionPass * createPPCBoolRetToIntPass()
FunctionPass * createPPCMIPeepholePass()
void initializePPCExpandISELPass(PassRegistry &)