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;
34 FunctionPass *createPPCCTRLoops(PPCTargetMachine &TM);
36 FunctionPass *createPPCCTRLoopsVerify();
38 FunctionPass *createPPCEarlyReturnPass();
39 FunctionPass *createPPCVSXCopyPass();
40 FunctionPass *createPPCVSXFMAMutatePass();
41 FunctionPass *createPPCBranchSelectionPass();
42 FunctionPass *createPPCISelDag(PPCTargetMachine &TM);
43 FunctionPass *createPPCJITCodeEmitterPass(PPCTargetMachine &TM,
45 void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI,
46 AsmPrinter &AP, bool isDarwin);
48 /// \brief Creates an PPC-specific Target Transformation Info pass.
49 ImmutablePass *createPPCTargetTransformInfoPass(const PPCTargetMachine *TM);
51 void initializePPCVSXFMAMutatePass(PassRegistry&);
52 extern char &PPCVSXFMAMutateID;
56 /// Target Operand Flag enum.
58 //===------------------------------------------------------------------===//
59 // PPC Specific MachineOperand flags.
62 /// MO_DARWIN_STUB - On a symbol operand "FOO", this indicates that the
63 /// reference is actually to the "FOO$stub" symbol. This is used for calls
64 /// and jumps to external functions on Tiger and earlier.
67 /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to
68 /// the function's picbase, e.g. lo16(symbol-picbase).
71 /// MO_NLP_FLAG - If this bit is set, the symbol reference is actually to
72 /// the non_lazy_ptr for the global, e.g. lo16(symbol$non_lazy_ptr-picbase).
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.
78 MO_NLP_HIDDEN_FLAG = 8,
80 /// The next are not flags but distinct values.
81 MO_ACCESS_MASK = 0xf0,
83 /// MO_LO, MO_HA - lo16(symbol) and ha16(symbol)
90 /// These values identify relocations on immediates folded
91 /// into memory operations.
92 MO_DTPREL_LO = 5 << 4,
96 // Symbol for VK_PPC_TLS fixup attached to an ADD instruction
99 } // end namespace PPCII
101 } // end namespace llvm;