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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78666 91177308-0d34-0410-b5e6-96231b3b80d8
125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
//===-- ARM.h - Top-level interface for ARM representation---- --*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the entry points for global functions defined in the LLVM
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// ARM back-end.
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//
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//===----------------------------------------------------------------------===//
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#ifndef TARGET_ARM_H
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#define TARGET_ARM_H
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Target/TargetMachine.h"
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#include <cassert>
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namespace llvm {
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class ARMBaseTargetMachine;
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class FunctionPass;
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class MachineCodeEmitter;
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class JITCodeEmitter;
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class ObjectCodeEmitter;
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class formatted_raw_ostream;
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// Enums corresponding to ARM condition codes
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namespace ARMCC {
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// The CondCodes constants map directly to the 4-bit encoding of the
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// condition field for predicated instructions.
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enum CondCodes {
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EQ,
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NE,
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HS,
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LO,
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MI,
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PL,
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VS,
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VC,
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HI,
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LS,
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GE,
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LT,
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GT,
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LE,
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AL
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};
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inline static CondCodes getOppositeCondition(CondCodes CC){
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switch (CC) {
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default: llvm_unreachable("Unknown condition code");
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case EQ: return NE;
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case NE: return EQ;
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case HS: return LO;
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case LO: return HS;
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case MI: return PL;
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case PL: return MI;
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case VS: return VC;
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case VC: return VS;
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case HI: return LS;
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case LS: return HI;
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case GE: return LT;
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case LT: return GE;
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case GT: return LE;
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case LE: return GT;
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}
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}
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}
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inline static const char *ARMCondCodeToString(ARMCC::CondCodes CC) {
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switch (CC) {
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default: llvm_unreachable("Unknown condition code");
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case ARMCC::EQ: return "eq";
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case ARMCC::NE: return "ne";
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case ARMCC::HS: return "hs";
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case ARMCC::LO: return "lo";
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case ARMCC::MI: return "mi";
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case ARMCC::PL: return "pl";
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case ARMCC::VS: return "vs";
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case ARMCC::VC: return "vc";
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case ARMCC::HI: return "hi";
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case ARMCC::LS: return "ls";
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case ARMCC::GE: return "ge";
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case ARMCC::LT: return "lt";
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case ARMCC::GT: return "gt";
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case ARMCC::LE: return "le";
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case ARMCC::AL: return "al";
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}
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}
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FunctionPass *createARMISelDag(ARMBaseTargetMachine &TM);
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FunctionPass *createARMCodeEmitterPass(ARMBaseTargetMachine &TM,
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MachineCodeEmitter &MCE);
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FunctionPass *createARMJITCodeEmitterPass(ARMBaseTargetMachine &TM,
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JITCodeEmitter &JCE);
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FunctionPass *createARMObjectCodeEmitterPass(ARMBaseTargetMachine &TM,
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ObjectCodeEmitter &OCE);
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FunctionPass *createARMLoadStoreOptimizationPass(bool PreAlloc = false);
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FunctionPass *createARMConstantIslandPass();
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FunctionPass *createNEONPreAllocPass();
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FunctionPass *createThumb2ITBlockPass();
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FunctionPass *createThumb2SizeReductionPass();
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extern Target TheARMTarget, TheThumbTarget;
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} // end namespace llvm;
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// Defines symbolic names for ARM registers. This defines a mapping from
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// register name to register number.
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//
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#include "ARMGenRegisterNames.inc"
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// Defines symbolic names for the ARM instructions.
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//
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#include "ARMGenInstrNames.inc"
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#endif
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