1 //===-- WebAssembly.h - Top-level interface for WebAssembly ----*- 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 /// \file 10 /// This file contains the entry points for global functions defined in 11 /// the LLVM WebAssembly back-end. 12 /// 13 //===----------------------------------------------------------------------===// 14 15 #ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLY_H 16 #define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLY_H 17 18 #include "llvm/PassRegistry.h" 19 #include "llvm/Support/CodeGen.h" 20 21 namespace llvm { 22 23 class WebAssemblyTargetMachine; 24 class ModulePass; 25 class FunctionPass; 26 27 // LLVM IR passes. 28 ModulePass *createWebAssemblyLowerEmscriptenEHSjLj(); 29 ModulePass *createWebAssemblyAddMissingPrototypes(); 30 ModulePass *createWebAssemblyFixFunctionBitcasts(); 31 FunctionPass *createWebAssemblyOptimizeReturned(); 32 FunctionPass *createWebAssemblyLowerRefTypesIntPtrConv(); 33 FunctionPass *createWebAssemblyRefTypeMem2Local(); 34 35 // ISel and immediate followup passes. 36 FunctionPass *createWebAssemblyISelDag(WebAssemblyTargetMachine &TM, 37 CodeGenOptLevel OptLevel); 38 FunctionPass *createWebAssemblyArgumentMove(); 39 FunctionPass *createWebAssemblySetP2AlignOperands(); 40 FunctionPass *createWebAssemblyCleanCodeAfterTrap(); 41 42 // Late passes. 43 FunctionPass *createWebAssemblyReplacePhysRegs(); 44 FunctionPass *createWebAssemblyNullifyDebugValueLists(); 45 FunctionPass *createWebAssemblyOptimizeLiveIntervals(); 46 FunctionPass *createWebAssemblyMemIntrinsicResults(); 47 FunctionPass *createWebAssemblyRegStackify(); 48 FunctionPass *createWebAssemblyRegColoring(); 49 FunctionPass *createWebAssemblyFixBrTableDefaults(); 50 FunctionPass *createWebAssemblyFixIrreducibleControlFlow(); 51 FunctionPass *createWebAssemblyLateEHPrepare(); 52 FunctionPass *createWebAssemblyCFGSort(); 53 FunctionPass *createWebAssemblyCFGStackify(); 54 FunctionPass *createWebAssemblyExplicitLocals(); 55 FunctionPass *createWebAssemblyLowerBrUnless(); 56 FunctionPass *createWebAssemblyRegNumbering(); 57 FunctionPass *createWebAssemblyDebugFixup(); 58 FunctionPass *createWebAssemblyPeephole(); 59 ModulePass *createWebAssemblyMCLowerPrePass(); 60 61 // PassRegistry initialization declarations. 62 void initializeFixFunctionBitcastsPass(PassRegistry &); 63 void initializeOptimizeReturnedPass(PassRegistry &); 64 void initializeWebAssemblyRefTypeMem2LocalPass(PassRegistry &); 65 void initializeWebAssemblyAddMissingPrototypesPass(PassRegistry &); 66 void initializeWebAssemblyArgumentMovePass(PassRegistry &); 67 void initializeWebAssemblyCleanCodeAfterTrapPass(PassRegistry &); 68 void initializeWebAssemblyCFGSortPass(PassRegistry &); 69 void initializeWebAssemblyCFGStackifyPass(PassRegistry &); 70 void initializeWebAssemblyDAGToDAGISelLegacyPass(PassRegistry &); 71 void initializeWebAssemblyDebugFixupPass(PassRegistry &); 72 void initializeWebAssemblyExceptionInfoPass(PassRegistry &); 73 void initializeWebAssemblyExplicitLocalsPass(PassRegistry &); 74 void initializeWebAssemblyFixBrTableDefaultsPass(PassRegistry &); 75 void initializeWebAssemblyFixIrreducibleControlFlowPass(PassRegistry &); 76 void initializeWebAssemblyLateEHPreparePass(PassRegistry &); 77 void initializeWebAssemblyLowerBrUnlessPass(PassRegistry &); 78 void initializeWebAssemblyLowerEmscriptenEHSjLjPass(PassRegistry &); 79 void initializeWebAssemblyLowerRefTypesIntPtrConvPass(PassRegistry &); 80 void initializeWebAssemblyMCLowerPrePassPass(PassRegistry &); 81 void initializeWebAssemblyMemIntrinsicResultsPass(PassRegistry &); 82 void initializeWebAssemblyNullifyDebugValueListsPass(PassRegistry &); 83 void initializeWebAssemblyOptimizeLiveIntervalsPass(PassRegistry &); 84 void initializeWebAssemblyPeepholePass(PassRegistry &); 85 void initializeWebAssemblyRegColoringPass(PassRegistry &); 86 void initializeWebAssemblyRegNumberingPass(PassRegistry &); 87 void initializeWebAssemblyRegStackifyPass(PassRegistry &); 88 void initializeWebAssemblyReplacePhysRegsPass(PassRegistry &); 89 void initializeWebAssemblySetP2AlignOperandsPass(PassRegistry &); 90 91 namespace WebAssembly { 92 enum TargetIndex { 93 // Followed by a local index (ULEB). 94 TI_LOCAL, 95 // Followed by an absolute global index (ULEB). DEPRECATED. 96 TI_GLOBAL_FIXED, 97 // Followed by the index from the bottom of the Wasm stack. 98 TI_OPERAND_STACK, 99 // Followed by a compilation unit relative global index (uint32_t) 100 // that will have an associated relocation. 101 TI_GLOBAL_RELOC, 102 // Like TI_LOCAL, but indicates an indirect value (e.g. byval arg 103 // passed by pointer). 104 TI_LOCAL_INDIRECT 105 }; 106 } // end namespace WebAssembly 107 108 } // end namespace llvm 109 110 #endif 111