Crate walrus

The walrus WebAssembly transformations library.

Re-exports

• pub use crate::ir::Local;
• pub use crate::ir::LocalId;
• pub use crate::ir::InstrLocId;

Modules

• dot
  Utilities for emitting GraphViz dot files.
• ir
  Intermediate representation for instructions.
• passes
  Passes over whole modules or individual functions.

Structs

• CodeTransform
  Code transformation records, which is used to transform DWARF debug entries.
• Data
  A data segment.
• Element
  A passive segment which contains a list of functions
• Export
  A named item exported from the wasm.
• Function
  A wasm function.
• FunctionBuilder
  Build instances of LocalFunction.
• Global
  A wasm global.
• IdsToIndices
  Maps our high-level identifiers to the raw indices they end up emitted at.
• Import
  A named item imported into the wasm.
• ImportedFunction
  An externally defined, imported function.
• IndicesToIds
  Maps from old indices in the original Wasm binary to walrus IDs.
• InstrSeqBuilder
  A builder returned by instruction sequence-construction methods to build up instructions within a block/loop/if-else over time.
• LocalFunction
  A function defined locally within the wasm module.
• Memory
  A memory in the wasm.
• Module
  A wasm module.
• ModuleConfig
  Configuration for a Module which currently affects parsing.
• ModuleCustomSections
  A collection of custom sections inside a Wasm module.
• ModuleData
  All passive data sections of a wasm module, used to initialize memories via various instructions.
• ModuleDebugData
  The DWARF debug section in input WebAssembly binary.
• ModuleElements
  All element segments of a wasm module, used to initialize anyfunc tables, used as function pointers.
• ModuleExports
  The set of exports in a module.
• ModuleFunctions
  The set of functions within a module.
• ModuleGlobals
  The set of globals in each function in this module.
• ModuleImports
  The set of imports in a module.
• ModuleLocals
  The set of locals in each function in this module.
• ModuleMemories
  The set of memories in this module.
• ModuleProducers
  Representation of the wasm custom section producers
• ModuleTables
  The set of tables in this module.
• ModuleTypes
  The set of de-duplicated types within a module.
• RawCustomSection
  A raw, unparsed custom section.
• Table
  A table in the wasm.
• Type
  A function type.
• TypedCustomSectionId
  The id of a CustomSection instance with a statically-known type in a ModuleCustomSections.
• UntypedCustomSectionId
  The id of some CustomSection instance in a ModuleCustomSections.

Enums

• ConstExpr
  A constant which is produced in WebAssembly, typically used in global initializers or element/data offsets.
• DataKind
  The kind of data segment: passive or active.
• ElementItems
  Represents the items of an element segment.
• ElementKind
  The kind of element segment.
• ErrorKind
  A leaf wasm error type.
• ExportItem
  An exported item.
• FunctionKind
  The local- or external-specific bits of a function.
• GlobalKind
  The different kinds of globals a wasm module can have
• ImportKind
  An imported item.
• RefType
  A reference type.
• ValType
  A value type.

Traits

• CustomSection
  A trait for implementing custom sections.
• CustomSectionId
  A common trait for custom section identifiers.

Type Aliases

• DataId
  A passive element segment identifier
• ElementId
  A passive element segment identifier
• ExportId
  The id of an export.
• FuncParams
  Parameter(s) to a function
• FuncResults
  Result(s) of a given function
• FunctionId
  A function identifier.
• GlobalId
  The id of a global.
• ImportId
  The id of an import.
• MemoryId
  The id of a memory.
• Result
  Either Ok(T) or Err(failure::Error). Result<T, Error>
• TableId
  The id of a table.
• TypeId
  An identifier for types.