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/PPCMCTargetDesc.h"
21 // GCC #defines PPC on Linux but we use it as our namespace name
25 class PPCTargetMachine;
33 FunctionPass *createPPCCTRLoops(PPCTargetMachine &TM);
35 FunctionPass *createPPCCTRLoopsVerify();
37 FunctionPass *createPPCEarlyReturnPass();
38 FunctionPass *createPPCBranchSelectionPass();
39 FunctionPass *createPPCISelDag(PPCTargetMachine &TM);
40 FunctionPass *createPPCJITCodeEmitterPass(PPCTargetMachine &TM,
42 void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
45 /// \brief Creates an PPC-specific Target Transformation Info pass.
46 ImmutablePass *createPPCTargetTransformInfoPass(const PPCTargetMachine *TM);
50 /// Target Operand Flag enum.
52 //===------------------------------------------------------------------===//
53 // PPC Specific MachineOperand flags.
56 /// MO_DARWIN_STUB - On a symbol operand "FOO", this indicates that the
57 /// reference is actually to the "FOO$stub" symbol. This is used for calls
58 /// and jumps to external functions on Tiger and earlier.
61 /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to
62 /// the function's picbase, e.g. lo16(symbol-picbase).
65 /// MO_NLP_FLAG - If this bit is set, the symbol reference is actually to
66 /// the non_lazy_ptr for the global, e.g. lo16(symbol$non_lazy_ptr-picbase).
69 /// MO_NLP_HIDDEN_FLAG - If this bit is set, the symbol reference is to a
70 /// symbol with hidden visibility. This causes a different kind of
71 /// non-lazy-pointer to be generated.
72 MO_NLP_HIDDEN_FLAG = 8,
74 /// The next are not flags but distinct values.
75 MO_ACCESS_MASK = 0xf0,
77 /// MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
84 /// These values identify relocations on immediates folded
85 /// into memory operations.
86 MO_DTPREL_LO = 5 << 4,
90 } // end namespace PPCII
92 } // end namespace llvm;