Struct DrcTypeLayouts 

pub struct DrcTypeLayouts;

The layout of Wasm GC objects in the deferred reference-counting collector.

Trait Implementations

impl Default for DrcTypeLayouts

fn default() -> DrcTypeLayouts

Returns the “default value” for a type.

impl GcTypeLayouts for DrcTypeLayouts

fn array_length_field_offset(&self) -> u32

The offset of an array’s length field.

fn exception_tag_instance_offset(&self) -> u32

The offset of an exception object’s tag reference: defining instance index field.

fn exception_tag_defined_offset(&self) -> u32

The offset of an exception object’s tag reference: defined tag index field.

fn array_layout(&self, ty: &WasmArrayType) -> GcArrayLayout

Get this collector’s layout for the given array type.

fn struct_layout(&self, ty: &WasmStructType) -> GcStructLayout

Get this collector’s layout for the given struct type.

fn exn_layout(&self, ty: &WasmExnType) -> GcStructLayout

Get this collector’s layout for the given exception type.

fn gc_layout(&self, ty: &WasmCompositeType) -> Option<GcLayout>

Get this collector’s layout for the given composite type.