1 //===-- PPC.h - Top-level interface for PowerPC Target ----------*- C++ -*-===//
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
7 //===----------------------------------------------------------------------===//
9 // This file contains the entry points for global functions defined in the LLVM
12 //===----------------------------------------------------------------------===//
14 #ifndef LLVM_LIB_TARGET_POWERPC_PPC_H
15 #define LLVM_LIB_TARGET_POWERPC_PPC_H
17 #include "llvm/Support/CodeGen.h"
19 // GCC #defines PPC on Linux but we use it as our namespace name
23 class PPCTargetMachine;
33 FunctionPass *createPPCCTRLoops();
35 FunctionPass *createPPCCTRLoopsVerify();
37 FunctionPass *createPPCLoopInstrFormPrepPass(PPCTargetMachine &TM);
38 FunctionPass *createPPCTOCRegDepsPass();
39 FunctionPass *createPPCEarlyReturnPass();
40 FunctionPass *createPPCVSXCopyPass();
41 FunctionPass *createPPCVSXFMAMutatePass();
42 FunctionPass *createPPCVSXSwapRemovalPass();
43 FunctionPass *createPPCReduceCRLogicalsPass();
44 FunctionPass *createPPCMIPeepholePass();
45 FunctionPass *createPPCBranchSelectionPass();
46 FunctionPass *createPPCBranchCoalescingPass();
47 FunctionPass *createPPCQPXLoadSplatPass();
48 FunctionPass *createPPCISelDag(PPCTargetMachine &TM, CodeGenOpt::Level OL);
49 FunctionPass *createPPCTLSDynamicCallPass();
50 FunctionPass *createPPCBoolRetToIntPass();
51 FunctionPass *createPPCExpandISELPass();
52 FunctionPass *createPPCPreEmitPeepholePass();
53 void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
55 bool LowerPPCMachineOperandToMCOperand(const MachineOperand &MO,
56 MCOperand &OutMO, AsmPrinter &AP);
58 void initializePPCCTRLoopsPass(PassRegistry&);
60 void initializePPCCTRLoopsVerifyPass(PassRegistry&);
62 void initializePPCLoopInstrFormPrepPass(PassRegistry&);
63 void initializePPCTOCRegDepsPass(PassRegistry&);
64 void initializePPCEarlyReturnPass(PassRegistry&);
65 void initializePPCVSXCopyPass(PassRegistry&);
66 void initializePPCVSXFMAMutatePass(PassRegistry&);
67 void initializePPCVSXSwapRemovalPass(PassRegistry&);
68 void initializePPCReduceCRLogicalsPass(PassRegistry&);
69 void initializePPCBSelPass(PassRegistry&);
70 void initializePPCBranchCoalescingPass(PassRegistry&);
71 void initializePPCQPXLoadSplatPass(PassRegistry&);
72 void initializePPCBoolRetToIntPass(PassRegistry&);
73 void initializePPCExpandISELPass(PassRegistry &);
74 void initializePPCPreEmitPeepholePass(PassRegistry &);
75 void initializePPCTLSDynamicCallPass(PassRegistry &);
76 void initializePPCMIPeepholePass(PassRegistry&);
78 extern char &PPCVSXFMAMutateID;
80 ModulePass *createPPCLowerMASSVEntriesPass();
81 void initializePPCLowerMASSVEntriesPass(PassRegistry &);
82 extern char &PPCLowerMASSVEntriesID;
86 /// Target Operand Flag enum.
88 //===------------------------------------------------------------------===//
89 // PPC Specific MachineOperand flags.
92 /// On a symbol operand "FOO", this indicates that the reference is actually
93 /// to "FOO@plt". This is used for calls and jumps to external functions
94 /// and for PIC calls on 32-bit ELF systems.
97 /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to
98 /// the function's picbase, e.g. lo16(symbol-picbase).
101 /// MO_PCREL_FLAG - If this bit is set, the symbol reference is relative to
102 /// the current instruction address(pc), e.g., var@pcrel. Fixup is VK_PCREL.
105 /// MO_GOT_FLAG - If this bit is set the symbol reference is to be computed
106 /// via the GOT. For example when combined with the MO_PCREL_FLAG it should
107 /// produce the relocation @got@pcrel. Fixup is VK_PPC_GOT_PCREL.
110 /// The next are not flags but distinct values.
111 MO_ACCESS_MASK = 0xf00,
113 /// MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
117 MO_TPREL_LO = 4 << 8,
118 MO_TPREL_HA = 3 << 8,
120 /// These values identify relocations on immediates folded
121 /// into memory operations.
122 MO_DTPREL_LO = 5 << 8,
123 MO_TLSLD_LO = 6 << 8,
126 // Symbol for VK_PPC_TLS fixup attached to an ADD instruction
129 } // end namespace PPCII
131 } // end namespace llvm;