Struct wasmtime_runtime::OnDemandInstanceAllocator

pub struct OnDemandInstanceAllocator { /* private fields */ }

Represents the on-demand instance allocator.

Implementations

impl OnDemandInstanceAllocator

pub fn new( mem_creator: Option<Arc<dyn RuntimeMemoryCreator>>, stack_size: usize ) -> Self

Creates a new on-demand instance allocator.

Trait Implementations

impl Clone for OnDemandInstanceAllocator

fn clone(&self) -> OnDemandInstanceAllocator

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for OnDemandInstanceAllocator

fn default() -> Self

Returns the “default value” for a type.

impl InstanceAllocator for OnDemandInstanceAllocator

unsafe fn allocate( &self, req: InstanceAllocationRequest<'_> ) -> Result<InstanceHandle>

Allocates an instance for the given allocation request.

unsafe fn initialize( &self, handle: &mut InstanceHandle, module: &Module, is_bulk_memory: bool ) -> Result<()>

Finishes the instantiation process started by an instance allocator.

unsafe fn deallocate(&self, handle: &InstanceHandle)

Deallocates a previously allocated instance.

fn purge_module(&self, _: CompiledModuleId)

Purges all lingering resources related to module from within this allocator.

fn validate(&self, module: &Module, offsets: &VMOffsets<HostPtr>) -> Result<()>

Validates that a module is supported by the allocator.