//===-- PPC.h - Top-level interface for PowerPC Target ----------*- C++ -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // This file contains the entry points for global functions defined in the LLVM // PowerPC back-end. // //===----------------------------------------------------------------------===// #ifndef LLVM_TARGET_POWERPC_H #define LLVM_TARGET_POWERPC_H #include "MCTargetDesc/PPCMCTargetDesc.h" #include <string> // GCC #defines PPC on Linux but we use it as our namespace name #undef PPC namespace llvm { class PPCTargetMachine; class PassRegistry; class FunctionPass; class ImmutablePass; class JITCodeEmitter; class MachineInstr; class AsmPrinter; class MCInst; FunctionPass *createPPCCTRLoops(PPCTargetMachine &TM); #ifndef NDEBUG FunctionPass *createPPCCTRLoopsVerify(); #endif FunctionPass *createPPCEarlyReturnPass(); FunctionPass *createPPCVSXCopyPass(); FunctionPass *createPPCVSXCopyCleanupPass(); FunctionPass *createPPCVSXFMAMutatePass(); FunctionPass *createPPCBranchSelectionPass(); FunctionPass *createPPCISelDag(PPCTargetMachine &TM); FunctionPass *createPPCJITCodeEmitterPass(PPCTargetMachine &TM, JITCodeEmitter &MCE); void LowerPPCMachineInstrToMCInst(const MachineInstr *MI, MCInst &OutMI, AsmPrinter &AP, bool isDarwin); /// \brief Creates an PPC-specific Target Transformation Info pass. ImmutablePass *createPPCTargetTransformInfoPass(const PPCTargetMachine *TM); void initializePPCVSXFMAMutatePass(PassRegistry&); extern char &PPCVSXFMAMutateID; namespace PPCII { /// Target Operand Flag enum. enum TOF { //===------------------------------------------------------------------===// // PPC Specific MachineOperand flags. MO_NO_FLAG, /// MO_DARWIN_STUB - On a symbol operand "FOO", this indicates that the /// reference is actually to the "FOO$stub" symbol. This is used for calls /// and jumps to external functions on Tiger and earlier. MO_DARWIN_STUB = 1, /// MO_PIC_FLAG - If this bit is set, the symbol reference is relative to /// the function's picbase, e.g. lo16(symbol-picbase). MO_PIC_FLAG = 2, /// MO_NLP_FLAG - If this bit is set, the symbol reference is actually to /// the non_lazy_ptr for the global, e.g. lo16(symbol$non_lazy_ptr-picbase). MO_NLP_FLAG = 4, /// MO_NLP_HIDDEN_FLAG - If this bit is set, the symbol reference is to a /// symbol with hidden visibility. This causes a different kind of /// non-lazy-pointer to be generated. MO_NLP_HIDDEN_FLAG = 8, /// The next are not flags but distinct values. MO_ACCESS_MASK = 0xf0, /// MO_LO, MO_HA - lo16(symbol) and ha16(symbol) MO_LO = 1 << 4, MO_HA = 2 << 4, MO_TPREL_LO = 4 << 4, MO_TPREL_HA = 3 << 4, /// These values identify relocations on immediates folded /// into memory operations. MO_DTPREL_LO = 5 << 4, MO_TLSLD_LO = 6 << 4, MO_TOC_LO = 7 << 4, // Symbol for VK_PPC_TLS fixup attached to an ADD instruction MO_TLS = 8 << 4 }; } // end namespace PPCII } // end namespace llvm; #endif