| //===-- PIC16.h - Top-level interface for PIC16 representation --*- 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 PIC16 back-end. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_TARGET_PIC16_H |
| #define LLVM_TARGET_PIC16_H |
| |
| #include "llvm/Target/TargetMachine.h" |
| #include <iosfwd> |
| #include <cassert> |
| |
| namespace llvm { |
| class PIC16TargetMachine; |
| class FunctionPass; |
| class MachineCodeEmitter; |
| class raw_ostream; |
| |
| namespace PIC16CC { |
| enum CondCodes { |
| EQ, |
| NE, |
| LT, |
| LE, |
| GT, |
| GE, |
| ULT, |
| UGT, |
| ULE, |
| UGE |
| }; |
| } |
| |
| inline static const char *PIC16CondCodeToString(PIC16CC::CondCodes CC) { |
| switch (CC) { |
| default: assert(0 && "Unknown condition code"); |
| case PIC16CC::NE: return "ne"; |
| case PIC16CC::EQ: return "eq"; |
| case PIC16CC::LT: return "lt"; |
| case PIC16CC::ULT: return "lt"; |
| case PIC16CC::LE: return "le"; |
| case PIC16CC::GT: return "gt"; |
| case PIC16CC::UGT: return "gt"; |
| case PIC16CC::GE: return "ge"; |
| } |
| } |
| |
| inline static bool isSignedComparison(PIC16CC::CondCodes CC) { |
| switch (CC) { |
| default: assert(0 && "Unknown condition code"); |
| case PIC16CC::NE: |
| case PIC16CC::EQ: |
| case PIC16CC::LT: |
| case PIC16CC::LE: |
| case PIC16CC::GE: |
| case PIC16CC::GT: |
| return true; |
| case PIC16CC::ULT: |
| case PIC16CC::UGT: |
| case PIC16CC::ULE: |
| case PIC16CC::UGE: |
| return false; // condition codes for unsigned comparison. |
| } |
| } |
| |
| |
| FunctionPass *createPIC16ISelDag(PIC16TargetMachine &TM); |
| FunctionPass *createPIC16CodePrinterPass(raw_ostream &OS, |
| PIC16TargetMachine &TM, |
| CodeGenOpt::Level OptLevel, |
| bool Verbose); |
| } // end namespace llvm; |
| |
| // Defines symbolic names for PIC16 registers. This defines a mapping from |
| // register name to register number. |
| #include "PIC16GenRegisterNames.inc" |
| |
| // Defines symbolic names for the PIC16 instructions. |
| #include "PIC16GenInstrNames.inc" |
| |
| #endif |