1 //===-- Passes.h - Target independent code generation passes ----*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file defines interfaces to access the target independent code generation 10 // passes provided by the LLVM backend. 11 // 12 //===----------------------------------------------------------------------===// 13 14 #ifndef LLVM_CODEGEN_PASSES_H 15 #define LLVM_CODEGEN_PASSES_H 16 17 #include "llvm/Support/CodeGen.h" 18 #include "llvm/Support/Discriminator.h" 19 #include "llvm/CodeGen/RegAllocCommon.h" 20 21 #include <functional> 22 #include <string> 23 24 namespace llvm { 25 26 class FunctionPass; 27 class MachineFunction; 28 class MachineFunctionPass; 29 class ModulePass; 30 class Pass; 31 class TargetMachine; 32 class raw_ostream; 33 34 template <typename T> class IntrusiveRefCntPtr; 35 namespace vfs { 36 class FileSystem; 37 } // namespace vfs 38 39 } // End llvm namespace 40 41 // List of target independent CodeGen pass IDs. 42 namespace llvm { 43 44 /// AtomicExpandPass - At IR level this pass replace atomic instructions with 45 /// __atomic_* library calls, or target specific instruction which implement the 46 /// same semantics in a way which better fits the target backend. 47 FunctionPass *createAtomicExpandPass(); 48 49 /// createUnreachableBlockEliminationPass - The LLVM code generator does not 50 /// work well with unreachable basic blocks (what live ranges make sense for a 51 /// block that cannot be reached?). As such, a code generator should either 52 /// not instruction select unreachable blocks, or run this pass as its 53 /// last LLVM modifying pass to clean up blocks that are not reachable from 54 /// the entry block. 55 FunctionPass *createUnreachableBlockEliminationPass(); 56 57 /// createBasicBlockSections Pass - This pass assigns sections to machine 58 /// basic blocks and is enabled with -fbasic-block-sections. 59 MachineFunctionPass *createBasicBlockSectionsPass(); 60 61 /// createMachineFunctionSplitterPass - This pass splits machine functions 62 /// using profile information. 63 MachineFunctionPass *createMachineFunctionSplitterPass(); 64 65 /// MachineFunctionPrinter pass - This pass prints out the machine function to 66 /// the given stream as a debugging tool. 67 MachineFunctionPass * 68 createMachineFunctionPrinterPass(raw_ostream &OS, 69 const std::string &Banner =""); 70 71 /// StackFramePrinter pass - This pass prints out the machine function's 72 /// stack frame to the given stream as a debugging tool. 73 MachineFunctionPass *createStackFrameLayoutAnalysisPass(); 74 75 /// MIRPrinting pass - this pass prints out the LLVM IR into the given stream 76 /// using the MIR serialization format. 77 MachineFunctionPass *createPrintMIRPass(raw_ostream &OS); 78 79 /// This pass resets a MachineFunction when it has the FailedISel property 80 /// as if it was just created. 81 /// If EmitFallbackDiag is true, the pass will emit a 82 /// DiagnosticInfoISelFallback for every MachineFunction it resets. 83 /// If AbortOnFailedISel is true, abort compilation instead of resetting. 84 MachineFunctionPass *createResetMachineFunctionPass(bool EmitFallbackDiag, 85 bool AbortOnFailedISel); 86 87 /// createCodeGenPreparePass - Transform the code to expose more pattern 88 /// matching during instruction selection. 89 FunctionPass *createCodeGenPreparePass(); 90 91 /// This pass implements generation of target-specific intrinsics to support 92 /// handling of complex number arithmetic 93 FunctionPass *createComplexDeinterleavingPass(const TargetMachine *TM); 94 95 /// AtomicExpandID -- Lowers atomic operations in terms of either cmpxchg 96 /// load-linked/store-conditional loops. 97 extern char &AtomicExpandID; 98 99 /// MachineLoopInfo - This pass is a loop analysis pass. 100 extern char &MachineLoopInfoID; 101 102 /// MachineDominators - This pass is a machine dominators analysis pass. 103 extern char &MachineDominatorsID; 104 105 /// MachineDominanaceFrontier - This pass is a machine dominators analysis. 106 extern char &MachineDominanceFrontierID; 107 108 /// MachineRegionInfo - This pass computes SESE regions for machine functions. 109 extern char &MachineRegionInfoPassID; 110 111 /// EdgeBundles analysis - Bundle machine CFG edges. 112 extern char &EdgeBundlesID; 113 114 /// LiveVariables pass - This pass computes the set of blocks in which each 115 /// variable is life and sets machine operand kill flags. 116 extern char &LiveVariablesID; 117 118 /// PHIElimination - This pass eliminates machine instruction PHI nodes 119 /// by inserting copy instructions. This destroys SSA information, but is the 120 /// desired input for some register allocators. This pass is "required" by 121 /// these register allocator like this: AU.addRequiredID(PHIEliminationID); 122 extern char &PHIEliminationID; 123 124 /// LiveIntervals - This analysis keeps track of the live ranges of virtual 125 /// and physical registers. 126 extern char &LiveIntervalsID; 127 128 /// LiveStacks pass. An analysis keeping track of the liveness of stack slots. 129 extern char &LiveStacksID; 130 131 /// TwoAddressInstruction - This pass reduces two-address instructions to 132 /// use two operands. This destroys SSA information but it is desired by 133 /// register allocators. 134 extern char &TwoAddressInstructionPassID; 135 136 /// ProcessImpicitDefs pass - This pass removes IMPLICIT_DEFs. 137 extern char &ProcessImplicitDefsID; 138 139 /// RegisterCoalescer - This pass merges live ranges to eliminate copies. 140 extern char &RegisterCoalescerID; 141 142 /// MachineScheduler - This pass schedules machine instructions. 143 extern char &MachineSchedulerID; 144 145 /// PostMachineScheduler - This pass schedules machine instructions postRA. 146 extern char &PostMachineSchedulerID; 147 148 /// SpillPlacement analysis. Suggest optimal placement of spill code between 149 /// basic blocks. 150 extern char &SpillPlacementID; 151 152 /// ShrinkWrap pass. Look for the best place to insert save and restore 153 // instruction and update the MachineFunctionInfo with that information. 154 extern char &ShrinkWrapID; 155 156 /// LiveRangeShrink pass. Move instruction close to its definition to shrink 157 /// the definition's live range. 158 extern char &LiveRangeShrinkID; 159 160 /// Greedy register allocator. 161 extern char &RAGreedyID; 162 163 /// Basic register allocator. 164 extern char &RABasicID; 165 166 /// VirtRegRewriter pass. Rewrite virtual registers to physical registers as 167 /// assigned in VirtRegMap. 168 extern char &VirtRegRewriterID; 169 FunctionPass *createVirtRegRewriter(bool ClearVirtRegs = true); 170 171 /// UnreachableMachineBlockElimination - This pass removes unreachable 172 /// machine basic blocks. 173 extern char &UnreachableMachineBlockElimID; 174 175 /// DeadMachineInstructionElim - This pass removes dead machine instructions. 176 extern char &DeadMachineInstructionElimID; 177 178 /// This pass adds dead/undef flags after analyzing subregister lanes. 179 extern char &DetectDeadLanesID; 180 181 /// This pass perform post-ra machine sink for COPY instructions. 182 extern char &PostRAMachineSinkingID; 183 184 /// This pass adds flow sensitive discriminators. 185 extern char &MIRAddFSDiscriminatorsID; 186 187 /// This pass reads flow sensitive profile. 188 extern char &MIRProfileLoaderPassID; 189 190 /// FastRegisterAllocation Pass - This pass register allocates as fast as 191 /// possible. It is best suited for debug code where live ranges are short. 192 /// 193 FunctionPass *createFastRegisterAllocator(); 194 FunctionPass *createFastRegisterAllocator(RegClassFilterFunc F, 195 bool ClearVirtRegs); 196 197 /// BasicRegisterAllocation Pass - This pass implements a degenerate global 198 /// register allocator using the basic regalloc framework. 199 /// 200 FunctionPass *createBasicRegisterAllocator(); 201 FunctionPass *createBasicRegisterAllocator(RegClassFilterFunc F); 202 203 /// Greedy register allocation pass - This pass implements a global register 204 /// allocator for optimized builds. 205 /// 206 FunctionPass *createGreedyRegisterAllocator(); 207 FunctionPass *createGreedyRegisterAllocator(RegClassFilterFunc F); 208 209 /// PBQPRegisterAllocation Pass - This pass implements the Partitioned Boolean 210 /// Quadratic Prograaming (PBQP) based register allocator. 211 /// 212 FunctionPass *createDefaultPBQPRegisterAllocator(); 213 214 /// PrologEpilogCodeInserter - This pass inserts prolog and epilog code, 215 /// and eliminates abstract frame references. 216 extern char &PrologEpilogCodeInserterID; 217 MachineFunctionPass *createPrologEpilogInserterPass(); 218 219 /// ExpandPostRAPseudos - This pass expands pseudo instructions after 220 /// register allocation. 221 extern char &ExpandPostRAPseudosID; 222 223 /// PostRAHazardRecognizer - This pass runs the post-ra hazard 224 /// recognizer. 225 extern char &PostRAHazardRecognizerID; 226 227 /// PostRAScheduler - This pass performs post register allocation 228 /// scheduling. 229 extern char &PostRASchedulerID; 230 231 /// BranchFolding - This pass performs machine code CFG based 232 /// optimizations to delete branches to branches, eliminate branches to 233 /// successor blocks (creating fall throughs), and eliminating branches over 234 /// branches. 235 extern char &BranchFolderPassID; 236 237 /// BranchRelaxation - This pass replaces branches that need to jump further 238 /// than is supported by a branch instruction. 239 extern char &BranchRelaxationPassID; 240 241 /// MachineFunctionPrinterPass - This pass prints out MachineInstr's. 242 extern char &MachineFunctionPrinterPassID; 243 244 /// MIRPrintingPass - this pass prints out the LLVM IR using the MIR 245 /// serialization format. 246 extern char &MIRPrintingPassID; 247 248 /// TailDuplicate - Duplicate blocks with unconditional branches 249 /// into tails of their predecessors. 250 extern char &TailDuplicateID; 251 252 /// Duplicate blocks with unconditional branches into tails of their 253 /// predecessors. Variant that works before register allocation. 254 extern char &EarlyTailDuplicateID; 255 256 /// MachineTraceMetrics - This pass computes critical path and CPU resource 257 /// usage in an ensemble of traces. 258 extern char &MachineTraceMetricsID; 259 260 /// EarlyIfConverter - This pass performs if-conversion on SSA form by 261 /// inserting cmov instructions. 262 extern char &EarlyIfConverterID; 263 264 /// EarlyIfPredicator - This pass performs if-conversion on SSA form by 265 /// predicating if/else block and insert select at the join point. 266 extern char &EarlyIfPredicatorID; 267 268 /// This pass performs instruction combining using trace metrics to estimate 269 /// critical-path and resource depth. 270 extern char &MachineCombinerID; 271 272 /// StackSlotColoring - This pass performs stack coloring and merging. 273 /// It merges disjoint allocas to reduce the stack size. 274 extern char &StackColoringID; 275 276 /// StackFramePrinter - This pass prints the stack frame layout and variable 277 /// mappings. 278 extern char &StackFrameLayoutAnalysisPassID; 279 280 /// IfConverter - This pass performs machine code if conversion. 281 extern char &IfConverterID; 282 283 FunctionPass *createIfConverter( 284 std::function<bool(const MachineFunction &)> Ftor); 285 286 /// MachineBlockPlacement - This pass places basic blocks based on branch 287 /// probabilities. 288 extern char &MachineBlockPlacementID; 289 290 /// MachineBlockPlacementStats - This pass collects statistics about the 291 /// basic block placement using branch probabilities and block frequency 292 /// information. 293 extern char &MachineBlockPlacementStatsID; 294 295 /// GCLowering Pass - Used by gc.root to perform its default lowering 296 /// operations. 297 FunctionPass *createGCLoweringPass(); 298 299 /// GCLowering Pass - Used by gc.root to perform its default lowering 300 /// operations. 301 extern char &GCLoweringID; 302 303 /// ShadowStackGCLowering - Implements the custom lowering mechanism 304 /// used by the shadow stack GC. Only runs on functions which opt in to 305 /// the shadow stack collector. 306 FunctionPass *createShadowStackGCLoweringPass(); 307 308 /// ShadowStackGCLowering - Implements the custom lowering mechanism 309 /// used by the shadow stack GC. 310 extern char &ShadowStackGCLoweringID; 311 312 /// GCMachineCodeAnalysis - Target-independent pass to mark safe points 313 /// in machine code. Must be added very late during code generation, just 314 /// prior to output, and importantly after all CFG transformations (such as 315 /// branch folding). 316 extern char &GCMachineCodeAnalysisID; 317 318 /// Creates a pass to print GC metadata. 319 /// 320 FunctionPass *createGCInfoPrinter(raw_ostream &OS); 321 322 /// MachineCSE - This pass performs global CSE on machine instructions. 323 extern char &MachineCSEID; 324 325 /// MIRCanonicalizer - This pass canonicalizes MIR by renaming vregs 326 /// according to the semantics of the instruction as well as hoists 327 /// code. 328 extern char &MIRCanonicalizerID; 329 330 /// ImplicitNullChecks - This pass folds null pointer checks into nearby 331 /// memory operations. 332 extern char &ImplicitNullChecksID; 333 334 /// This pass performs loop invariant code motion on machine instructions. 335 extern char &MachineLICMID; 336 337 /// This pass performs loop invariant code motion on machine instructions. 338 /// This variant works before register allocation. \see MachineLICMID. 339 extern char &EarlyMachineLICMID; 340 341 /// MachineSinking - This pass performs sinking on machine instructions. 342 extern char &MachineSinkingID; 343 344 /// MachineCopyPropagation - This pass performs copy propagation on 345 /// machine instructions. 346 extern char &MachineCopyPropagationID; 347 348 MachineFunctionPass *createMachineCopyPropagationPass(bool UseCopyInstr); 349 350 /// MachineLateInstrsCleanup - This pass removes redundant identical 351 /// instructions after register allocation and rematerialization. 352 extern char &MachineLateInstrsCleanupID; 353 354 /// PeepholeOptimizer - This pass performs peephole optimizations - 355 /// like extension and comparison eliminations. 356 extern char &PeepholeOptimizerID; 357 358 /// OptimizePHIs - This pass optimizes machine instruction PHIs 359 /// to take advantage of opportunities created during DAG legalization. 360 extern char &OptimizePHIsID; 361 362 /// StackSlotColoring - This pass performs stack slot coloring. 363 extern char &StackSlotColoringID; 364 365 /// This pass lays out funclets contiguously. 366 extern char &FuncletLayoutID; 367 368 /// This pass inserts the XRay instrumentation sleds if they are supported by 369 /// the target platform. 370 extern char &XRayInstrumentationID; 371 372 /// This pass inserts FEntry calls 373 extern char &FEntryInserterID; 374 375 /// This pass implements the "patchable-function" attribute. 376 extern char &PatchableFunctionID; 377 378 /// createStackProtectorPass - This pass adds stack protectors to functions. 379 /// 380 FunctionPass *createStackProtectorPass(); 381 382 /// createMachineVerifierPass - This pass verifies cenerated machine code 383 /// instructions for correctness. 384 /// 385 FunctionPass *createMachineVerifierPass(const std::string& Banner); 386 387 /// createDwarfEHPass - This pass mulches exception handling code into a form 388 /// adapted to code generation. Required if using dwarf exception handling. 389 FunctionPass *createDwarfEHPass(CodeGenOpt::Level OptLevel); 390 391 /// createWinEHPass - Prepares personality functions used by MSVC on Windows, 392 /// in addition to the Itanium LSDA based personalities. 393 FunctionPass *createWinEHPass(bool DemoteCatchSwitchPHIOnly = false); 394 395 /// createSjLjEHPreparePass - This pass adapts exception handling code to use 396 /// the GCC-style builtin setjmp/longjmp (sjlj) to handling EH control flow. 397 /// 398 FunctionPass *createSjLjEHPreparePass(const TargetMachine *TM); 399 400 /// createWasmEHPass - This pass adapts exception handling code to use 401 /// WebAssembly's exception handling scheme. 402 FunctionPass *createWasmEHPass(); 403 404 /// LocalStackSlotAllocation - This pass assigns local frame indices to stack 405 /// slots relative to one another and allocates base registers to access them 406 /// when it is estimated by the target to be out of range of normal frame 407 /// pointer or stack pointer index addressing. 408 extern char &LocalStackSlotAllocationID; 409 410 /// This pass expands pseudo-instructions, reserves registers and adjusts 411 /// machine frame information. 412 extern char &FinalizeISelID; 413 414 /// UnpackMachineBundles - This pass unpack machine instruction bundles. 415 extern char &UnpackMachineBundlesID; 416 417 FunctionPass * 418 createUnpackMachineBundles(std::function<bool(const MachineFunction &)> Ftor); 419 420 /// FinalizeMachineBundles - This pass finalize machine instruction 421 /// bundles (created earlier, e.g. during pre-RA scheduling). 422 extern char &FinalizeMachineBundlesID; 423 424 /// StackMapLiveness - This pass analyses the register live-out set of 425 /// stackmap/patchpoint intrinsics and attaches the calculated information to 426 /// the intrinsic for later emission to the StackMap. 427 extern char &StackMapLivenessID; 428 429 // MachineSanitizerBinaryMetadata - appends/finalizes sanitizer binary 430 // metadata after llvm SanitizerBinaryMetadata pass. 431 extern char &MachineSanitizerBinaryMetadataID; 432 433 /// RemoveRedundantDebugValues pass. 434 extern char &RemoveRedundantDebugValuesID; 435 436 /// MachineCFGPrinter pass. 437 extern char &MachineCFGPrinterID; 438 439 /// LiveDebugValues pass 440 extern char &LiveDebugValuesID; 441 442 /// createJumpInstrTables - This pass creates jump-instruction tables. 443 ModulePass *createJumpInstrTablesPass(); 444 445 /// InterleavedAccess Pass - This pass identifies and matches interleaved 446 /// memory accesses to target specific intrinsics. 447 /// 448 FunctionPass *createInterleavedAccessPass(); 449 450 /// InterleavedLoadCombines Pass - This pass identifies interleaved loads and 451 /// combines them into wide loads detectable by InterleavedAccessPass 452 /// 453 FunctionPass *createInterleavedLoadCombinePass(); 454 455 /// LowerEmuTLS - This pass generates __emutls_[vt].xyz variables for all 456 /// TLS variables for the emulated TLS model. 457 /// 458 ModulePass *createLowerEmuTLSPass(); 459 460 /// This pass lowers the \@llvm.load.relative and \@llvm.objc.* intrinsics to 461 /// instructions. This is unsafe to do earlier because a pass may combine the 462 /// constant initializer into the load, which may result in an overflowing 463 /// evaluation. 464 ModulePass *createPreISelIntrinsicLoweringPass(); 465 466 /// GlobalMerge - This pass merges internal (by default) globals into structs 467 /// to enable reuse of a base pointer by indexed addressing modes. 468 /// It can also be configured to focus on size optimizations only. 469 /// 470 Pass *createGlobalMergePass(const TargetMachine *TM, unsigned MaximalOffset, 471 bool OnlyOptimizeForSize = false, 472 bool MergeExternalByDefault = false); 473 474 /// This pass splits the stack into a safe stack and an unsafe stack to 475 /// protect against stack-based overflow vulnerabilities. 476 FunctionPass *createSafeStackPass(); 477 478 /// This pass detects subregister lanes in a virtual register that are used 479 /// independently of other lanes and splits them into separate virtual 480 /// registers. 481 extern char &RenameIndependentSubregsID; 482 483 /// This pass is executed POST-RA to collect which physical registers are 484 /// preserved by given machine function. 485 FunctionPass *createRegUsageInfoCollector(); 486 487 /// Return a MachineFunction pass that identifies call sites 488 /// and propagates register usage information of callee to caller 489 /// if available with PysicalRegisterUsageInfo pass. 490 FunctionPass *createRegUsageInfoPropPass(); 491 492 /// This pass performs software pipelining on machine instructions. 493 extern char &MachinePipelinerID; 494 495 /// This pass frees the memory occupied by the MachineFunction. 496 FunctionPass *createFreeMachineFunctionPass(); 497 498 /// This pass performs outlining on machine instructions directly before 499 /// printing assembly. 500 ModulePass *createMachineOutlinerPass(bool RunOnAllFunctions = true); 501 502 /// This pass expands the reduction intrinsics into sequences of shuffles. 503 FunctionPass *createExpandReductionsPass(); 504 505 // This pass replaces intrinsics operating on vector operands with calls to 506 // the corresponding function in a vector library (e.g., SVML, libmvec). 507 FunctionPass *createReplaceWithVeclibLegacyPass(); 508 509 /// This pass expands the vector predication intrinsics into unpredicated 510 /// instructions with selects or just the explicit vector length into the 511 /// predicate mask. 512 FunctionPass *createExpandVectorPredicationPass(); 513 514 // Expands large div/rem instructions. 515 FunctionPass *createExpandLargeDivRemPass(); 516 517 // Expands large div/rem instructions. 518 FunctionPass *createExpandLargeFpConvertPass(); 519 520 // This pass expands memcmp() to load/stores. 521 FunctionPass *createExpandMemCmpPass(); 522 523 /// Creates Break False Dependencies pass. \see BreakFalseDeps.cpp 524 FunctionPass *createBreakFalseDeps(); 525 526 // This pass expands indirectbr instructions. 527 FunctionPass *createIndirectBrExpandPass(); 528 529 /// Creates CFI Fixup pass. \see CFIFixup.cpp 530 FunctionPass *createCFIFixup(); 531 532 /// Creates CFI Instruction Inserter pass. \see CFIInstrInserter.cpp 533 FunctionPass *createCFIInstrInserter(); 534 535 /// Creates CFGuard longjmp target identification pass. 536 /// \see CFGuardLongjmp.cpp 537 FunctionPass *createCFGuardLongjmpPass(); 538 539 /// Creates EHContGuard catchret target identification pass. 540 /// \see EHContGuardCatchret.cpp 541 FunctionPass *createEHContGuardCatchretPass(); 542 543 /// Create Hardware Loop pass. \see HardwareLoops.cpp 544 FunctionPass *createHardwareLoopsLegacyPass(); 545 546 /// This pass inserts pseudo probe annotation for callsite profiling. 547 FunctionPass *createPseudoProbeInserter(); 548 549 /// Create IR Type Promotion pass. \see TypePromotion.cpp 550 FunctionPass *createTypePromotionLegacyPass(); 551 552 /// Add Flow Sensitive Discriminators. PassNum specifies the 553 /// sequence number of this pass (starting from 1). 554 FunctionPass * 555 createMIRAddFSDiscriminatorsPass(sampleprof::FSDiscriminatorPass P); 556 557 /// Read Flow Sensitive Profile. 558 FunctionPass * 559 createMIRProfileLoaderPass(std::string File, std::string RemappingFile, 560 sampleprof::FSDiscriminatorPass P, 561 IntrusiveRefCntPtr<vfs::FileSystem> FS); 562 563 /// Creates MIR Debugify pass. \see MachineDebugify.cpp 564 ModulePass *createDebugifyMachineModulePass(); 565 566 /// Creates MIR Strip Debug pass. \see MachineStripDebug.cpp 567 /// If OnlyDebugified is true then it will only strip debug info if it was 568 /// added by a Debugify pass. The module will be left unchanged if the debug 569 /// info was generated by another source such as clang. 570 ModulePass *createStripDebugMachineModulePass(bool OnlyDebugified); 571 572 /// Creates MIR Check Debug pass. \see MachineCheckDebugify.cpp 573 ModulePass *createCheckDebugMachineModulePass(); 574 575 /// The pass fixups statepoint machine instruction to replace usage of 576 /// caller saved registers with stack slots. 577 extern char &FixupStatepointCallerSavedID; 578 579 /// The pass transforms load/store <256 x i32> to AMX load/store intrinsics 580 /// or split the data to two <128 x i32>. 581 FunctionPass *createX86LowerAMXTypePass(); 582 583 /// The pass insert tile config intrinsics for AMX fast register allocation. 584 FunctionPass *createX86PreAMXConfigPass(); 585 586 /// The pass transforms amx intrinsics to scalar operation if the function has 587 /// optnone attribute or it is O0. 588 FunctionPass *createX86LowerAMXIntrinsicsPass(); 589 590 /// When learning an eviction policy, extract score(reward) information, 591 /// otherwise this does nothing 592 FunctionPass *createRegAllocScoringPass(); 593 594 /// JMC instrument pass. 595 ModulePass *createJMCInstrumenterPass(); 596 597 /// This pass converts conditional moves to conditional jumps when profitable. 598 FunctionPass *createSelectOptimizePass(); 599 600 FunctionPass *createCallBrPass(); 601 602 /// Lowers KCFI operand bundles for indirect calls. 603 FunctionPass *createKCFIPass(); 604 } // End llvm namespace 605 606 #endif 607