//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the "Instituto Nokia de Tecnologia" and
-// is distributed under the University of Illinois Open Source
+// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef TARGET_ARM_H
#define TARGET_ARM_H
-#include <iosfwd>
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Target/TargetMachine.h"
#include <cassert>
namespace llvm {
- // Enums corresponding to ARM condition codes
- namespace ARMCC {
- enum CondCodes {
- EQ,
- NE,
- CS,
- CC,
- MI,
- PL,
- VS,
- VC,
- HI,
- LS,
- GE,
- LT,
- GT,
- LE,
- AL
- };
- }
- namespace ARMShift {
- enum ShiftTypes {
- LSL,
- LSR,
- ASR,
- ROR,
- RRX
- };
- }
+class ARMBaseTargetMachine;
+class FunctionPass;
+class JITCodeEmitter;
+class formatted_raw_ostream;
- static const char *ARMCondCodeToString(ARMCC::CondCodes CC) {
+// Enums corresponding to ARM condition codes
+namespace ARMCC {
+ // The CondCodes constants map directly to the 4-bit encoding of the
+ // condition field for predicated instructions.
+ enum CondCodes {
+ EQ,
+ NE,
+ HS,
+ LO,
+ MI,
+ PL,
+ VS,
+ VC,
+ HI,
+ LS,
+ GE,
+ LT,
+ GT,
+ LE,
+ AL
+ };
+
+ inline static CondCodes getOppositeCondition(CondCodes CC){
switch (CC) {
- default: assert(0 && "Unknown condition code");
- case ARMCC::EQ: return "eq";
- case ARMCC::NE: return "ne";
- case ARMCC::CS: return "cs";
- case ARMCC::CC: return "cc";
- case ARMCC::MI: return "mi";
- case ARMCC::PL: return "pl";
- case ARMCC::VS: return "vs";
- case ARMCC::VC: return "vc";
- case ARMCC::HI: return "hi";
- case ARMCC::LS: return "ls";
- case ARMCC::GE: return "ge";
- case ARMCC::LT: return "lt";
- case ARMCC::GT: return "gt";
- case ARMCC::LE: return "le";
- case ARMCC::AL: return "al";
+ default: llvm_unreachable("Unknown condition code");
+ case EQ: return NE;
+ case NE: return EQ;
+ case HS: return LO;
+ case LO: return HS;
+ case MI: return PL;
+ case PL: return MI;
+ case VS: return VC;
+ case VC: return VS;
+ case HI: return LS;
+ case LS: return HI;
+ case GE: return LT;
+ case LT: return GE;
+ case GT: return LE;
+ case LE: return GT;
}
}
+}
+
+inline static const char *ARMCondCodeToString(ARMCC::CondCodes CC) {
+ switch (CC) {
+ default: llvm_unreachable("Unknown condition code");
+ case ARMCC::EQ: return "eq";
+ case ARMCC::NE: return "ne";
+ case ARMCC::HS: return "hs";
+ case ARMCC::LO: return "lo";
+ case ARMCC::MI: return "mi";
+ case ARMCC::PL: return "pl";
+ case ARMCC::VS: return "vs";
+ case ARMCC::VC: return "vc";
+ case ARMCC::HI: return "hi";
+ case ARMCC::LS: return "ls";
+ case ARMCC::GE: return "ge";
+ case ARMCC::LT: return "lt";
+ case ARMCC::GT: return "gt";
+ case ARMCC::LE: return "le";
+ case ARMCC::AL: return "al";
+ }
+}
+
+FunctionPass *createARMISelDag(ARMBaseTargetMachine &TM,
+ CodeGenOpt::Level OptLevel);
+
+FunctionPass *createARMJITCodeEmitterPass(ARMBaseTargetMachine &TM,
+ JITCodeEmitter &JCE);
+
+FunctionPass *createARMLoadStoreOptimizationPass(bool PreAlloc = false);
+FunctionPass *createARMExpandPseudoPass();
+FunctionPass *createARMConstantIslandPass();
+FunctionPass *createNEONPreAllocPass();
+FunctionPass *createNEONMoveFixPass();
+FunctionPass *createThumb2ITBlockPass();
+FunctionPass *createThumb2SizeReductionPass();
- class FunctionPass;
- class TargetMachine;
+extern Target TheARMTarget, TheThumbTarget;
- FunctionPass *createARMISelDag(TargetMachine &TM);
- FunctionPass *createARMCodePrinterPass(std::ostream &OS, TargetMachine &TM);
- FunctionPass *createARMFixMulPass();
} // end namespace llvm;
// Defines symbolic names for ARM registers. This defines a mapping from