llvm/lib/Target/WebAssembly/WebAssembly.h

   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(bool EnableEH,
  29                                                    bool EnableSjLj);
  30 ModulePass *createWebAssemblyLowerGlobalDtors();
  31 ModulePass *createWebAssemblyAddMissingPrototypes();
  32 ModulePass *createWebAssemblyFixFunctionBitcasts();
  33 FunctionPass *createWebAssemblyOptimizeReturned();
  34 FunctionPass *createWebAssemblyLowerRefTypesIntPtrConv();
  35
  36 // ISel and immediate followup passes.
  37 FunctionPass *createWebAssemblyISelDag(WebAssemblyTargetMachine &TM,
  38                                        CodeGenOpt::Level OptLevel);
  39 FunctionPass *createWebAssemblyArgumentMove();
  40 FunctionPass *createWebAssemblySetP2AlignOperands();
  41
  42 // Late passes.
  43 FunctionPass *createWebAssemblyReplacePhysRegs();
  44 FunctionPass *createWebAssemblyNullifyDebugValueLists();
  45 FunctionPass *createWebAssemblyPrepareForLiveIntervals();
  46 FunctionPass *createWebAssemblyOptimizeLiveIntervals();
  47 FunctionPass *createWebAssemblyMemIntrinsicResults();
  48 FunctionPass *createWebAssemblyRegStackify();
  49 FunctionPass *createWebAssemblyRegColoring();
  50 FunctionPass *createWebAssemblyFixBrTableDefaults();
  51 FunctionPass *createWebAssemblyFixIrreducibleControlFlow();
  52 FunctionPass *createWebAssemblyLateEHPrepare();
  53 FunctionPass *createWebAssemblyCFGSort();
  54 FunctionPass *createWebAssemblyCFGStackify();
  55 FunctionPass *createWebAssemblyExplicitLocals();
  56 FunctionPass *createWebAssemblyLowerBrUnless();
  57 FunctionPass *createWebAssemblyRegNumbering();
  58 FunctionPass *createWebAssemblyDebugFixup();
  59 FunctionPass *createWebAssemblyPeephole();
  60 FunctionPass *createWebAssemblyMCLowerPrePass();
  61
  62 // PassRegistry initialization declarations.
  63 void initializeWebAssemblyAddMissingPrototypesPass(PassRegistry &);
  64 void initializeWebAssemblyLowerEmscriptenEHSjLjPass(PassRegistry &);
  65 void initializeLowerGlobalDtorsPass(PassRegistry &);
  66 void initializeFixFunctionBitcastsPass(PassRegistry &);
  67 void initializeOptimizeReturnedPass(PassRegistry &);
  68 void initializeWebAssemblyArgumentMovePass(PassRegistry &);
  69 void initializeWebAssemblySetP2AlignOperandsPass(PassRegistry &);
  70 void initializeWebAssemblyReplacePhysRegsPass(PassRegistry &);
  71 void initializeWebAssemblyNullifyDebugValueListsPass(PassRegistry &);
  72 void initializeWebAssemblyPrepareForLiveIntervalsPass(PassRegistry &);
  73 void initializeWebAssemblyOptimizeLiveIntervalsPass(PassRegistry &);
  74 void initializeWebAssemblyMemIntrinsicResultsPass(PassRegistry &);
  75 void initializeWebAssemblyRegStackifyPass(PassRegistry &);
  76 void initializeWebAssemblyRegColoringPass(PassRegistry &);
  77 void initializeWebAssemblyFixBrTableDefaultsPass(PassRegistry &);
  78 void initializeWebAssemblyFixIrreducibleControlFlowPass(PassRegistry &);
  79 void initializeWebAssemblyLateEHPreparePass(PassRegistry &);
  80 void initializeWebAssemblyExceptionInfoPass(PassRegistry &);
  81 void initializeWebAssemblyCFGSortPass(PassRegistry &);
  82 void initializeWebAssemblyCFGStackifyPass(PassRegistry &);
  83 void initializeWebAssemblyExplicitLocalsPass(PassRegistry &);
  84 void initializeWebAssemblyLowerBrUnlessPass(PassRegistry &);
  85 void initializeWebAssemblyRegNumberingPass(PassRegistry &);
  86 void initializeWebAssemblyDebugFixupPass(PassRegistry &);
  87 void initializeWebAssemblyPeepholePass(PassRegistry &);
  88 void initializeWebAssemblyMCLowerPrePassPass(PassRegistry &);
  89 void initializeWebAssemblyLowerRefTypesIntPtrConvPass(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