LLVM  3.7.0
PPC.h
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1 //===-- PPC.h - Top-level interface for PowerPC Target ----------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // This file contains the entry points for global functions defined in the LLVM
11 // PowerPC back-end.
12 //
13 //===----------------------------------------------------------------------===//
14 
15 #ifndef LLVM_LIB_TARGET_POWERPC_PPC_H
16 #define LLVM_LIB_TARGET_POWERPC_PPC_H
17 
19 #include <string>
20 
21 // GCC #defines PPC on Linux but we use it as our namespace name
22 #undef PPC
23 
24 namespace llvm {
25  class PPCTargetMachine;
26  class PassRegistry;
27  class FunctionPass;
28  class ImmutablePass;
29  class MachineInstr;
30  class AsmPrinter;
31  class MCInst;
32 
33  FunctionPass *createPPCCTRLoops(PPCTargetMachine &TM);
34 #ifndef NDEBUG
35  FunctionPass *createPPCCTRLoopsVerify();
36 #endif
37  FunctionPass *createPPCLoopDataPrefetchPass();
38  FunctionPass *createPPCLoopPreIncPrepPass(PPCTargetMachine &TM);
39  FunctionPass *createPPCTOCRegDepsPass();
40  FunctionPass *createPPCEarlyReturnPass();
41  FunctionPass *createPPCVSXCopyPass();
42  FunctionPass *createPPCVSXFMAMutatePass();
43  FunctionPass *createPPCVSXSwapRemovalPass();
44  FunctionPass *createPPCBranchSelectionPass();
45  FunctionPass *createPPCISelDag(PPCTargetMachine &TM);
46  FunctionPass *createPPCTLSDynamicCallPass();
47  void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
48  AsmPrinter &AP, bool isDarwin);
49 
50  void initializePPCVSXFMAMutatePass(PassRegistry&);
51  extern char &PPCVSXFMAMutateID;
52 
53  namespace PPCII {
54 
55  /// Target Operand Flag enum.
56  enum TOF {
57  //===------------------------------------------------------------------===//
58  // PPC Specific MachineOperand flags.
60 
61  /// MO_PLT_OR_STUB - On a symbol operand "FOO", this indicates that the
62  /// reference is actually to the "FOO$stub" or "FOO@plt" symbol. This is
63  /// used for calls and jumps to external functions on Tiger and earlier, and
64  /// for PIC calls on Linux and ELF systems.
66 
67  /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to
68  /// the function's picbase, e.g. lo16(symbol-picbase).
70 
71  /// MO_NLP_FLAG - If this bit is set, the symbol reference is actually to
72  /// the non_lazy_ptr for the global, e.g. lo16(symbol$non_lazy_ptr-picbase).
74 
75  /// MO_NLP_HIDDEN_FLAG - If this bit is set, the symbol reference is to a
76  /// symbol with hidden visibility. This causes a different kind of
77  /// non-lazy-pointer to be generated.
79 
80  /// The next are not flags but distinct values.
82 
83  /// MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
84  MO_LO = 1 << 4,
85  MO_HA = 2 << 4,
86 
87  MO_TPREL_LO = 4 << 4,
88  MO_TPREL_HA = 3 << 4,
89 
90  /// These values identify relocations on immediates folded
91  /// into memory operations.
92  MO_DTPREL_LO = 5 << 4,
93  MO_TLSLD_LO = 6 << 4,
94  MO_TOC_LO = 7 << 4,
95 
96  // Symbol for VK_PPC_TLS fixup attached to an ADD instruction
97  MO_TLS = 8 << 4
98  };
99  } // end namespace PPCII
100 
101 } // end namespace llvm;
102 
103 #endif
FunctionPass * createPPCVSXSwapRemovalPass()
FunctionPass * createPPCVSXFMAMutatePass()
MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
Definition: PPC.h:84
char & PPCVSXFMAMutateID
TOF
Target Operand Flag enum.
Definition: PPC.h:56
FunctionPass * createPPCTLSDynamicCallPass()
MO_PLT_OR_STUB - On a symbol operand "FOO", this indicates that the reference is actually to the "FOO...
Definition: PPC.h:65
FunctionPass * createPPCTOCRegDepsPass()
MO_NLP_HIDDEN_FLAG - If this bit is set, the symbol reference is to a symbol with hidden visibility...
Definition: PPC.h:78
FunctionPass * createPPCCTRLoopsVerify()
FunctionPass * createPPCLoopDataPrefetchPass()
FunctionPass * createPPCBranchSelectionPass()
FunctionPass * createPPCEarlyReturnPass()
MO_NLP_FLAG - If this bit is set, the symbol reference is actually to the non_lazy_ptr for the global...
Definition: PPC.h:73
void initializePPCVSXFMAMutatePass(PassRegistry &)
FunctionPass * createPPCVSXCopyPass()
The next are not flags but distinct values.
Definition: PPC.h:81
FunctionPass * createPPCCTRLoops(PPCTargetMachine &TM)
These values identify relocations on immediates folded into memory operations.
Definition: PPC.h:92
FunctionPass * createPPCLoopPreIncPrepPass(PPCTargetMachine &TM)
void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI, AsmPrinter &AP, bool isDarwin)
FunctionPass * createPPCISelDag(PPCTargetMachine &TM)
createPPCISelDag - This pass converts a legalized DAG into a PowerPC-specific DAG, ready for instruction scheduling.
MO_PIC_FLAG - If this bit is set, the symbol reference is relative to the function's picbase...
Definition: PPC.h:69