Module wast::core

Types and support for parsing the core wasm text format.

Structs

• ArrayCopy
  Extra data associated with the array.copy instruction
• ArrayFill
  Extra data associated with the array.fill instruction
• ArrayInit
  Extra data associated with the array.init_[data/elem] instruction
• ArrayNewData
  Extra data associated with the array.new_data instruction
• ArrayNewElem
  Extra data associated with the array.new_elem instruction
• ArrayNewFixed
  Extra data associated with the array.new_fixed instruction
• ArrayType
  An array type with fields.
• BlockType
  Extra information associated with block-related instructions.
• BrOnCast
  Extra data associated with the br_on_cast instruction
• BrOnCastFail
  Extra data associated with the br_on_cast_fail instruction
• BrTableIndices
  Extra information associated with the br_table instruction.
• BranchHint
  A @metadata.code.branch_hint in the code, associated with a If or BrIf This instruction is a placeholder and won’t produce anything. Its purpose is to store the offset of the following instruction and check that it’s followed by br_if or if.
• CallIndirect
  Extra data associated with the call_indirect instruction.
• Data
  A data directive in a WebAssembly module.
• Dylink0
  A dylink.0 custom section
• Elem
  An elem segment in a WebAssembly module.
• Export
  A entry in a WebAssembly module’s export section.
• ExportType
  The type of an exported item from a module or instance.
• Expression
  An expression, or a list of instructions, in the WebAssembly text format.
• Func
  A WebAssembly function to be inserted into a module.
• FunctionType
  A function type with parameters and results.
• FunctionTypeNoNames
  A function type with parameters and results.
• Global
  A WebAssembly global in a module
• GlobalType
  Type for a global in a wasm module
• I8x16Shuffle
  Lanes being shuffled in the i8x16.shuffle instruction
• Import
  An import statement and entry in a WebAssembly module.
• InlineExport
  A listing of inline (export "foo") statements on a WebAssembly item in its textual format.
• InlineImport
  A listing of a inline (import "foo") statement.
• ItemSig
• LaneArg
  Payload for lane-related instructions. Unsigned with no + prefix.
• Limits
  Min/max limits used for tables/memories.
• LoadOrStoreLane
  Extra data associated with the loadN_lane and storeN_lane instructions.
• Local
  A local for a func or let instruction.
• LocalParser
  Parser for local instruction.
• MemArg
  Payload for memory-related instructions indicating offset/alignment of memory accesses.
• Memory
  A defined WebAssembly memory instance inside of a module.
• MemoryArg
  Extra data associated with unary memory instructions.
• MemoryCopy
  Extra data associated with the memory.copy instruction
• MemoryInit
  Extra data associated with the memory.init instruction
• MemoryType
  Configuration for a memory of a wasm module
• Module
  A parsed WebAssembly core module.
• Names
  Representation of the results of name resolution for a module.
• OrderedAccess
  Extra data associated with the global.atomic.* instructions.
• Producers
  A producers custom section
• RawCustomSection
  A wasm custom section within a module.
• Rec
  A recursion group declaration in a module
• RefCast
  Extra data associated with the ref.cast instruction
• RefTest
  Extra data associated with the ref.test instruction
• RefType
  A reference type in a wasm module.
• SelectTypes
  Payload of the select instructions
• StructAccess
  Extra data associated with the struct.get/set instructions
• StructField
  A field of a struct type.
• StructType
  A struct type with fields.
• Table
  A WebAssembly table directive in a module.
• TableArg
  Extra data associated with unary table instructions.
• TableCopy
  Extra data associated with the table.copy instruction.
• TableInit
  Extra data associated with the table.init instruction
• TableType
  Configuration for a table of a wasm mdoule
• Tag
  A WebAssembly tag directive, part of the exception handling proposal.
• TryTable
• TryTableCatch
• Type
  A type declaration in a module
• TypeUse
  A reference to a type defined in this module.

Enums

• Custom
  A custom section within a wasm module.
• CustomPlace
  Possible locations to place a custom section within a module.
• CustomPlaceAnchor
  Known sections that custom sections can be placed relative to.
• DataKind
  Different kinds of data segments, either passive or active.
• DataVal
  Differnet ways the value of a data segment can be defined.
• Dylink0Subsection
  Possible subsections of the dylink.0 custom section
• ElemKind
  Different ways to define an element segment in an mdoule.
• ElemPayload
  Different ways to define the element segment payload in a module.
• ExportKind
  Different kinds of elements that can be exported from a WebAssembly module, contained in an Export.
• FuncKind
  Possible ways to define a function in the text format.
• GlobalKind
  Different kinds of globals that can be defined in a module.
• HeapType
  A heap type for a reference type
• Instruction
  A listing of all WebAssembly instructions that can be in a module that this crate currently parses.
• ItemKind
• MemoryKind
  Different syntactical ways a memory can be defined in a module.
• ModuleField
  A listing of all possible fields that can make up a WebAssembly module.
• ModuleKind
  The different kinds of ways to define a module.
• NanPattern
  Either a NaN pattern (nan:canonical, nan:arithmetic) or a value of type T.
• Ordering
  The memory ordering for atomic instructions.
• StorageType
  The types of values that may be used in a struct or array.
• TableKind
  Different ways to textually define a table.
• TagKind
  Different kinds of tags that can be defined in a module.
• TagType
  Listing of various types of tags that can be defined in a wasm module.
• TryTableCatchKind
• TypeDef
  A definition of a type.
• V128Const
  Different ways to specify a v128.const instruction
• V128Pattern
  A version of V128Const that allows NanPatterns.
• ValType
  The value types for a wasm module.
• WastArgCore
  Expression that can be used inside of invoke expressions for core wasm functions.
• WastRetCore
  Expressions that can be used inside of assert_return to validate the return value of a core wasm function.