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+//===-- ARM.h - Top-level interface for ARM 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
+// ARM back-end.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef TARGET_ARM_H
+#define TARGET_ARM_H
+
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Target/TargetMachine.h"
+#include <cassert>
+
+namespace llvm {
+
+class ARMBaseTargetMachine;
+class FunctionPass;
+class JITCodeEmitter;
+class formatted_raw_ostream;
+
+// 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 { // Meaning (integer) Meaning (floating-point)
+ EQ, // Equal Equal
+ NE, // Not equal Not equal, or unordered
+ HS, // Carry set >, ==, or unordered
+ LO, // Carry clear Less than
+ MI, // Minus, negative Less than
+ PL, // Plus, positive or zero >, ==, or unordered
+ VS, // Overflow Unordered
+ VC, // No overflow Not unordered
+ HI, // Unsigned higher Greater than, or unordered
+ LS, // Unsigned lower or same Less than or equal
+ GE, // Greater than or equal Greater than or equal
+ LT, // Less than Less than, or unordered
+ GT, // Greater than Greater than
+ LE, // Less than or equal <, ==, or unordered
+ AL // Always (unconditional) Always (unconditional)
+ };
+
+ inline static CondCodes getOppositeCondition(CondCodes CC) {
+ switch (CC) {
+ 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;
+ }
+ }
+} // namespace ARMCC
+
+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";
+ }
+}
+
+namespace ARM_MB {
+ // The Memory Barrier Option constants map directly to the 4-bit encoding of
+ // the option field for memory barrier operations.
+ enum MemBOpt {
+ ST = 14,
+ ISH = 11,
+ ISHST = 10,
+ NSH = 7,
+ NSHST = 6,
+ OSH = 3,
+ OSHST = 2
+ };
+
+ inline static const char *MemBOptToString(unsigned val) {
+ switch (val) {
+ default: llvm_unreachable("Unknown memory opetion");
+ case ST: return "st";
+ case ISH: return "ish";
+ case ISHST: return "ishst";
+ case NSH: return "nsh";
+ case NSHST: return "nshst";
+ case OSH: return "osh";
+ case OSHST: return "oshst";
+ }
+ }
+} // namespace ARM_MB
+
+FunctionPass *createARMISelDag(ARMBaseTargetMachine &TM,
+ CodeGenOpt::Level OptLevel);
+
+FunctionPass *createARMJITCodeEmitterPass(ARMBaseTargetMachine &TM,
+ JITCodeEmitter &JCE);
+
+FunctionPass *createARMLoadStoreOptimizationPass(bool PreAlloc = false);
+FunctionPass *createARMExpandPseudoPass();
+FunctionPass *createARMGlobalMergePass(const TargetLowering* tli);
+FunctionPass *createARMConstantIslandPass();
+FunctionPass *createNEONPreAllocPass();
+FunctionPass *createNEONMoveFixPass();
+FunctionPass *createThumb2ITBlockPass();
+FunctionPass *createThumb2SizeReductionPass();
+
+extern Target TheARMTarget, TheThumbTarget;
+
+} // end namespace llvm;
+
+// Defines symbolic names for ARM registers. This defines a mapping from
+// register name to register number.
+//
+#include "ARMGenRegisterNames.inc"
+
+// Defines symbolic names for the ARM instructions.
+//
+#include "ARMGenInstrNames.inc"
+
+
+#endif
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