1 //===-- PPC.h - Top-level interface for PowerPC Target ----------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the entry points for global functions defined in the LLVM
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_TARGET_POWERPC_H
16 #define LLVM_TARGET_POWERPC_H
18 #include "MCTargetDesc/PPCBaseInfo.h"
19 #include "MCTargetDesc/PPCMCTargetDesc.h"
22 // GCC #defines PPC on Linux but we use it as our namespace name
26 class PPCTargetMachine;
34 FunctionPass *createPPCCTRLoops();
35 FunctionPass *createPPCBranchSelectionPass();
36 FunctionPass *createPPCISelDag(PPCTargetMachine &TM);
37 FunctionPass *createPPCJITCodeEmitterPass(PPCTargetMachine &TM,
39 void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
40 AsmPrinter &AP, bool isDarwin);
42 /// \brief Creates an PPC-specific Target Transformation Info pass.
43 ImmutablePass *createPPCTargetTransformInfoPass(const PPCTargetMachine *TM);
47 /// Target Operand Flag enum.
49 //===------------------------------------------------------------------===//
50 // PPC Specific MachineOperand flags.
53 /// MO_DARWIN_STUB - On a symbol operand "FOO", this indicates that the
54 /// reference is actually to the "FOO$stub" symbol. This is used for calls
55 /// and jumps to external functions on Tiger and earlier.
58 /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to
59 /// the function's picbase, e.g. lo16(symbol-picbase).
62 /// MO_NLP_FLAG - If this bit is set, the symbol reference is actually to
63 /// the non_lazy_ptr for the global, e.g. lo16(symbol$non_lazy_ptr-picbase).
66 /// MO_NLP_HIDDEN_FLAG - If this bit is set, the symbol reference is to a
67 /// symbol with hidden visibility. This causes a different kind of
68 /// non-lazy-pointer to be generated.
69 MO_NLP_HIDDEN_FLAG = 8,
71 /// The next are not flags but distinct values.
72 MO_ACCESS_MASK = 0xf0,
74 /// MO_LO16, MO_HA16 - lo16(symbol) and ha16(symbol)
78 MO_TPREL16_HA = 3 << 4,
79 MO_TPREL16_LO = 4 << 4,
81 /// These values identify relocations on immediates folded
82 /// into memory operations.
83 MO_DTPREL16_LO = 5 << 4,
84 MO_TLSLD16_LO = 6 << 4,
87 } // end namespace PPCII
89 } // end namespace llvm;