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freebsd
GitHub Repository: freebsd/freebsd-src
 Path: blob/main/contrib/llvm-project/llvm/lib/Target/WebAssembly/WebAssembly.h
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//===-- WebAssembly.h - Top-level interface for WebAssembly  ----*- C++ -*-===//

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//

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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

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// See https://llvm.org/LICENSE.txt for license information.

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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

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//

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//===----------------------------------------------------------------------===//

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///

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/// \file

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/// This file contains the entry points for global functions defined in

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/// the LLVM WebAssembly back-end.

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///

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//===----------------------------------------------------------------------===//

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#ifndef LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLY_H

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#define LLVM_LIB_TARGET_WEBASSEMBLY_WEBASSEMBLY_H

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#include "llvm/PassRegistry.h"

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#include "llvm/Support/CodeGen.h"

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namespace llvm {

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class WebAssemblyTargetMachine;

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class ModulePass;

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class FunctionPass;

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// LLVM IR passes.

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ModulePass *createWebAssemblyLowerEmscriptenEHSjLj();

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ModulePass *createWebAssemblyAddMissingPrototypes();

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ModulePass *createWebAssemblyFixFunctionBitcasts();

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FunctionPass *createWebAssemblyOptimizeReturned();

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FunctionPass *createWebAssemblyLowerRefTypesIntPtrConv();

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FunctionPass *createWebAssemblyRefTypeMem2Local();

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// ISel and immediate followup passes.

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FunctionPass *createWebAssemblyISelDag(WebAssemblyTargetMachine &TM,

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                                       CodeGenOptLevel OptLevel);

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FunctionPass *createWebAssemblyArgumentMove();

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FunctionPass *createWebAssemblySetP2AlignOperands();

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FunctionPass *createWebAssemblyCleanCodeAfterTrap();

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// Late passes.

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FunctionPass *createWebAssemblyReplacePhysRegs();

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FunctionPass *createWebAssemblyNullifyDebugValueLists();

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FunctionPass *createWebAssemblyOptimizeLiveIntervals();

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FunctionPass *createWebAssemblyMemIntrinsicResults();

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FunctionPass *createWebAssemblyRegStackify();

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FunctionPass *createWebAssemblyRegColoring();

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FunctionPass *createWebAssemblyFixBrTableDefaults();

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FunctionPass *createWebAssemblyFixIrreducibleControlFlow();

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FunctionPass *createWebAssemblyLateEHPrepare();

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FunctionPass *createWebAssemblyCFGSort();

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FunctionPass *createWebAssemblyCFGStackify();

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FunctionPass *createWebAssemblyExplicitLocals();

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FunctionPass *createWebAssemblyLowerBrUnless();

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FunctionPass *createWebAssemblyRegNumbering();

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FunctionPass *createWebAssemblyDebugFixup();

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FunctionPass *createWebAssemblyPeephole();

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ModulePass *createWebAssemblyMCLowerPrePass();

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// PassRegistry initialization declarations.

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void initializeFixFunctionBitcastsPass(PassRegistry &);

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void initializeOptimizeReturnedPass(PassRegistry &);

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void initializeWebAssemblyRefTypeMem2LocalPass(PassRegistry &);

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void initializeWebAssemblyAddMissingPrototypesPass(PassRegistry &);

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void initializeWebAssemblyArgumentMovePass(PassRegistry &);

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void initializeWebAssemblyCleanCodeAfterTrapPass(PassRegistry &);

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void initializeWebAssemblyCFGSortPass(PassRegistry &);

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void initializeWebAssemblyCFGStackifyPass(PassRegistry &);

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void initializeWebAssemblyDAGToDAGISelLegacyPass(PassRegistry &);

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void initializeWebAssemblyDebugFixupPass(PassRegistry &);

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void initializeWebAssemblyExceptionInfoPass(PassRegistry &);

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void initializeWebAssemblyExplicitLocalsPass(PassRegistry &);

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void initializeWebAssemblyFixBrTableDefaultsPass(PassRegistry &);

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void initializeWebAssemblyFixIrreducibleControlFlowPass(PassRegistry &);

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void initializeWebAssemblyLateEHPreparePass(PassRegistry &);

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void initializeWebAssemblyLowerBrUnlessPass(PassRegistry &);

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void initializeWebAssemblyLowerEmscriptenEHSjLjPass(PassRegistry &);

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void initializeWebAssemblyLowerRefTypesIntPtrConvPass(PassRegistry &);

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void initializeWebAssemblyMCLowerPrePassPass(PassRegistry &);

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void initializeWebAssemblyMemIntrinsicResultsPass(PassRegistry &);

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void initializeWebAssemblyNullifyDebugValueListsPass(PassRegistry &);

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void initializeWebAssemblyOptimizeLiveIntervalsPass(PassRegistry &);

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void initializeWebAssemblyPeepholePass(PassRegistry &);

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void initializeWebAssemblyRegColoringPass(PassRegistry &);

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void initializeWebAssemblyRegNumberingPass(PassRegistry &);

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void initializeWebAssemblyRegStackifyPass(PassRegistry &);

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void initializeWebAssemblyReplacePhysRegsPass(PassRegistry &);

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void initializeWebAssemblySetP2AlignOperandsPass(PassRegistry &);

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namespace WebAssembly {

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enum TargetIndex {

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  // Followed by a local index (ULEB).

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  TI_LOCAL,

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  // Followed by an absolute global index (ULEB). DEPRECATED.

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  TI_GLOBAL_FIXED,

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  // Followed by the index from the bottom of the Wasm stack.

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  TI_OPERAND_STACK,

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  // Followed by a compilation unit relative global index (uint32_t)

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  // that will have an associated relocation.

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  TI_GLOBAL_RELOC,

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  // Like TI_LOCAL, but indicates an indirect value (e.g. byval arg

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  // passed by pointer).

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  TI_LOCAL_INDIRECT

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};

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} // end namespace WebAssembly

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} // end namespace llvm

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#endif

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