Struct wasmtime_environ::VMOffsets

source · [−]

pub struct VMOffsets {
    pub pointer_size: u8,
    pub num_signature_ids: u32,
    pub num_imported_functions: u32,
    pub num_imported_tables: u32,
    pub num_imported_memories: u32,
    pub num_imported_globals: u32,
    pub num_defined_functions: u32,
    pub num_defined_tables: u32,
    pub num_defined_memories: u32,
    pub num_defined_globals: u32,
}

Expand description

This class computes offsets to fields within VMContext and other related structs that JIT code accesses directly.

Fields

pointer_size: u8

The size in bytes of a pointer on the target.

num_signature_ids: u32

The number of signature declarations in the module.

num_imported_functions: u32

The number of imported functions in the module.

num_imported_tables: u32

The number of imported tables in the module.

num_imported_memories: u32

The number of imported memories in the module.

num_imported_globals: u32

The number of imported globals in the module.

num_defined_functions: u32

The number of defined functions in the module.

num_defined_tables: u32

The number of defined tables in the module.

num_defined_memories: u32

The number of defined memories in the module.

num_defined_globals: u32

The number of defined globals in the module.

Implementations

source

impl VMOffsets

source

pub fn new(pointer_size: u8, module: &Module) -> Self

Return a new VMOffsets instance, for a given pointer size.

source

impl VMOffsets

Offsets for VMFunctionImport.

source

pub fn vmfunction_import_body(&self) -> u8

The offset of the body field.

source

pub fn vmfunction_import_vmctx(&self) -> u8

The offset of the vmctx field.

source

pub fn size_of_vmfunction_import(&self) -> u8

Return the size of VMFunctionImport.

source

impl VMOffsets

Offsets for *const VMFunctionBody.

source

pub fn size_of_vmfunction_body_ptr(&self) -> u8

The size of the current_elements field.

source

impl VMOffsets

Offsets for VMTableImport.

source

pub fn vmtable_import_from(&self) -> u8

The offset of the from field.

source

pub fn vmtable_import_vmctx(&self) -> u8

The offset of the vmctx field.

source

pub fn size_of_vmtable_import(&self) -> u8

Return the size of VMTableImport.

source

impl VMOffsets

Offsets for VMTableDefinition.

source

pub fn vmtable_definition_base(&self) -> u8

The offset of the base field.

source

pub fn vmtable_definition_current_elements(&self) -> u8

The offset of the current_elements field.

source

pub fn size_of_vmtable_definition_current_elements(&self) -> u8

The size of the current_elements field.

source

pub fn size_of_vmtable_definition(&self) -> u8

Return the size of VMTableDefinition.

source

pub fn type_of_vmtable_definition_current_elements(&self) -> Type

The type of the current_elements field.

source

impl VMOffsets

Offsets for VMMemoryImport.

source

pub fn vmmemory_import_from(&self) -> u8

The offset of the from field.

source

pub fn vmmemory_import_vmctx(&self) -> u8

The offset of the vmctx field.

source

pub fn size_of_vmmemory_import(&self) -> u8

Return the size of VMMemoryImport.

source

impl VMOffsets

Offsets for VMMemoryDefinition.

source

pub fn vmmemory_definition_base(&self) -> u8

The offset of the base field.

source

pub fn vmmemory_definition_current_length(&self) -> u8

The offset of the current_length field.

source

pub fn size_of_vmmemory_definition_current_length(&self) -> u8

The size of the current_length field.

source

pub fn size_of_vmmemory_definition(&self) -> u8

Return the size of VMMemoryDefinition.

source

pub fn type_of_vmmemory_definition_current_length(&self) -> Type

The type of the current_length field.

source

impl VMOffsets

Offsets for VMGlobalImport.

source

pub fn vmglobal_import_from(&self) -> u8

The offset of the from field.

source

pub fn size_of_vmglobal_import(&self) -> u8

Return the size of VMGlobalImport.

source

impl VMOffsets

Offsets for VMGlobalDefinition.

source

pub fn size_of_vmglobal_definition(&self) -> u8

Return the size of VMGlobalDefinition; this is the size of the largest value type (i.e. a V128).

source

impl VMOffsets

Offsets for VMSharedSignatureIndex.

source

pub fn size_of_vmshared_signature_index(&self) -> u8

Return the size of VMSharedSignatureIndex.

source

impl VMOffsets

Offsets for VMInterrupts.

source

pub fn vminterrupts_stack_limit(&self) -> u8

Return the offset of the stack_limit field of VMInterrupts

source

impl VMOffsets

Offsets for VMCallerCheckedAnyfunc.

source

pub fn vmcaller_checked_anyfunc_func_ptr(&self) -> u8

The offset of the func_ptr field.

source

pub fn vmcaller_checked_anyfunc_type_index(&self) -> u8

The offset of the type_index field.

source

pub fn vmcaller_checked_anyfunc_vmctx(&self) -> u8

The offset of the vmctx field.

source

pub fn size_of_vmcaller_checked_anyfunc(&self) -> u8

Return the size of VMCallerCheckedAnyfunc.

source

impl VMOffsets

Offsets for VMContext.

source

pub fn vmctx_interrupts(&self) -> u32

Return the offset to the VMInterrupts structure

source

pub fn vmctx_externref_activations_table(&self) -> u32

The offset of the VMExternRefActivationsTable member.

source

pub fn vmctx_stack_map_registry(&self) -> u32

The offset of the *mut StackMapRegistry member.

source

pub fn vmctx_signature_ids_begin(&self) -> u32

The offset of the signature_ids array.

source

pub fn vmctx_imported_functions_begin(&self) -> u32

The offset of the tables array.

source

pub fn vmctx_imported_tables_begin(&self) -> u32

The offset of the tables array.

source

pub fn vmctx_imported_memories_begin(&self) -> u32

The offset of the memories array.

source

pub fn vmctx_imported_globals_begin(&self) -> u32

The offset of the globals array.

source

pub fn vmctx_tables_begin(&self) -> u32

The offset of the tables array.

source

pub fn vmctx_memories_begin(&self) -> u32

The offset of the memories array.

source

pub fn vmctx_globals_begin(&self) -> u32

The offset of the globals array.

source

pub fn vmctx_anyfuncs_begin(&self) -> u32

The offset of the anyfuncs array.

source

pub fn vmctx_builtin_functions_begin(&self) -> u32

The offset of the builtin functions array.

source

pub fn size_of_vmctx(&self) -> u32

Return the size of the VMContext allocation.

source

pub fn vmctx_vmshared_signature_id(&self, index: TypeIndex) -> u32

Return the offset to VMSharedSignatureId index index.

source

pub fn vmctx_vmfunction_import(&self, index: FuncIndex) -> u32

Return the offset to VMFunctionImport index index.

source

pub fn vmctx_vmtable_import(&self, index: TableIndex) -> u32

Return the offset to VMTableImport index index.

source

pub fn vmctx_vmmemory_import(&self, index: MemoryIndex) -> u32

Return the offset to VMMemoryImport index index.

source

pub fn vmctx_vmglobal_import(&self, index: GlobalIndex) -> u32

Return the offset to VMGlobalImport index index.

source

pub fn vmctx_vmtable_definition(&self, index: DefinedTableIndex) -> u32

Return the offset to VMTableDefinition index index.

source

pub fn vmctx_vmmemory_definition(&self, index: DefinedMemoryIndex) -> u32

Return the offset to VMMemoryDefinition index index.

source

pub fn vmctx_vmglobal_definition(&self, index: DefinedGlobalIndex) -> u32

Return the offset to the VMGlobalDefinition index index.

source

pub fn vmctx_anyfunc(&self, index: FuncIndex) -> u32

Return the offset to the VMCallerCheckedAnyfunc for the given function index (either imported or defined).

source

pub fn vmctx_vmfunction_import_body(&self, index: FuncIndex) -> u32

Return the offset to the body field in *const VMFunctionBody index index.

source

pub fn vmctx_vmfunction_import_vmctx(&self, index: FuncIndex) -> u32

Return the offset to the vmctx field in *const VMFunctionBody index index.

source

pub fn vmctx_vmtable_import_from(&self, index: TableIndex) -> u32

Return the offset to the from field in VMTableImport index index.

source

pub fn vmctx_vmtable_definition_base(&self, index: DefinedTableIndex) -> u32

Return the offset to the base field in VMTableDefinition index index.

source

pub fn vmctx_vmtable_definition_current_elements(
&self,
index: DefinedTableIndex
) -> u32

Return the offset to the current_elements field in VMTableDefinition index index.

source

pub fn vmctx_vmmemory_import_from(&self, index: MemoryIndex) -> u32

Return the offset to the from field in VMMemoryImport index index.

source

pub fn vmctx_vmmemory_import_vmctx(&self, index: MemoryIndex) -> u32

Return the offset to the vmctx field in VMMemoryImport index index.

source

pub fn vmctx_vmmemory_definition_base(&self, index: DefinedMemoryIndex) -> u32

Return the offset to the base field in VMMemoryDefinition index index.

source

pub fn vmctx_vmmemory_definition_current_length(
&self,
index: DefinedMemoryIndex
) -> u32

Return the offset to the current_length field in VMMemoryDefinition index index.

source

pub fn vmctx_vmglobal_import_from(&self, index: GlobalIndex) -> u32

Return the offset to the from field in VMGlobalImport index index.

source

pub fn vmctx_builtin_function(&self, index: BuiltinFunctionIndex) -> u32

Return the offset to builtin function in VMBuiltinFunctionsArray index index.

source

impl VMOffsets

Offsets for VMExternData.

source

pub fn vm_extern_data_ref_count() -> u32

Return the offset for VMExternData::ref_count.

source

impl VMOffsets

Offsets for VMExternRefActivationsTable.

source

pub fn vm_extern_ref_activation_table_next(&self) -> u32

Return the offset for VMExternRefActivationsTable::next.

source

pub fn vm_extern_ref_activation_table_end(&self) -> u32

Return the offset for VMExternRefActivationsTable::end.

Auto Trait Implementations

impl RefUnwindSafe for VMOffsets

impl Send for VMOffsets

impl Sync for VMOffsets

impl Unpin for VMOffsets

impl UnwindSafe for VMOffsets

Blanket Implementations

source

impl<T> Any for T where
T: 'static + ?Sized,

source

pub fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

source

impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

source

impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

pub fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

source

impl<T> From<T> for T

const: unstable · source

pub fn from(t: T) -> T

Returns the argument unchanged.

source

impl<T, U> Into for T where
U: From<T>,

const: unstable · source

pub fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source

impl<T, U> TryFrom for T where
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

source

impl<T, U> TryInto for T where
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable · source

pub fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Struct wasmtime_environ::VMOffsets

Fields

Implementations

impl VMOffsets

pub fn new(pointer_size: u8, module: &Module) -> Self

impl VMOffsets

pub fn vmfunction_import_body(&self) -> u8

pub fn vmfunction_import_vmctx(&self) -> u8

pub fn size_of_vmfunction_import(&self) -> u8

impl VMOffsets

pub fn size_of_vmfunction_body_ptr(&self) -> u8

impl VMOffsets

pub fn vmtable_import_from(&self) -> u8

pub fn vmtable_import_vmctx(&self) -> u8

pub fn size_of_vmtable_import(&self) -> u8

impl VMOffsets

pub fn vmtable_definition_base(&self) -> u8

pub fn vmtable_definition_current_elements(&self) -> u8

pub fn size_of_vmtable_definition_current_elements(&self) -> u8

pub fn size_of_vmtable_definition(&self) -> u8

pub fn type_of_vmtable_definition_current_elements(&self) -> Type

impl VMOffsets

pub fn vmmemory_import_from(&self) -> u8

pub fn vmmemory_import_vmctx(&self) -> u8

pub fn size_of_vmmemory_import(&self) -> u8

impl VMOffsets

pub fn vmmemory_definition_base(&self) -> u8

pub fn vmmemory_definition_current_length(&self) -> u8

pub fn size_of_vmmemory_definition_current_length(&self) -> u8

pub fn size_of_vmmemory_definition(&self) -> u8

pub fn type_of_vmmemory_definition_current_length(&self) -> Type

impl VMOffsets

pub fn vmglobal_import_from(&self) -> u8

pub fn size_of_vmglobal_import(&self) -> u8

impl VMOffsets

pub fn size_of_vmglobal_definition(&self) -> u8

impl VMOffsets

pub fn size_of_vmshared_signature_index(&self) -> u8

impl VMOffsets

pub fn vminterrupts_stack_limit(&self) -> u8

impl VMOffsets

pub fn vmcaller_checked_anyfunc_func_ptr(&self) -> u8

pub fn vmcaller_checked_anyfunc_type_index(&self) -> u8

pub fn vmcaller_checked_anyfunc_vmctx(&self) -> u8

pub fn size_of_vmcaller_checked_anyfunc(&self) -> u8

impl VMOffsets

pub fn vmctx_interrupts(&self) -> u32

pub fn vmctx_externref_activations_table(&self) -> u32

pub fn vmctx_stack_map_registry(&self) -> u32

pub fn vmctx_signature_ids_begin(&self) -> u32

pub fn vmctx_imported_functions_begin(&self) -> u32

pub fn vmctx_imported_tables_begin(&self) -> u32

pub fn vmctx_imported_memories_begin(&self) -> u32

pub fn vmctx_imported_globals_begin(&self) -> u32

pub fn vmctx_tables_begin(&self) -> u32

pub fn vmctx_memories_begin(&self) -> u32

pub fn vmctx_globals_begin(&self) -> u32

pub fn vmctx_anyfuncs_begin(&self) -> u32

pub fn vmctx_builtin_functions_begin(&self) -> u32

pub fn size_of_vmctx(&self) -> u32

pub fn vmctx_vmshared_signature_id(&self, index: TypeIndex) -> u32

pub fn vmctx_vmfunction_import(&self, index: FuncIndex) -> u32

pub fn vmctx_vmtable_import(&self, index: TableIndex) -> u32

pub fn vmctx_vmmemory_import(&self, index: MemoryIndex) -> u32

pub fn vmctx_vmglobal_import(&self, index: GlobalIndex) -> u32

pub fn vmctx_vmtable_definition(&self, index: DefinedTableIndex) -> u32

pub fn vmctx_vmmemory_definition(&self, index: DefinedMemoryIndex) -> u32

pub fn vmctx_vmglobal_definition(&self, index: DefinedGlobalIndex) -> u32

pub fn vmctx_anyfunc(&self, index: FuncIndex) -> u32

pub fn vmctx_vmfunction_import_body(&self, index: FuncIndex) -> u32

pub fn vmctx_vmfunction_import_vmctx(&self, index: FuncIndex) -> u32

pub fn vmctx_vmtable_import_from(&self, index: TableIndex) -> u32

pub fn vmctx_vmtable_definition_base(&self, index: DefinedTableIndex) -> u32

pub fn vmctx_vmtable_definition_current_elements( &self, index: DefinedTableIndex) -> u32

pub fn vmctx_vmmemory_import_from(&self, index: MemoryIndex) -> u32

pub fn vmctx_vmmemory_import_vmctx(&self, index: MemoryIndex) -> u32

pub fn vmctx_vmmemory_definition_base(&self, index: DefinedMemoryIndex) -> u32

pub fn vmctx_vmmemory_definition_current_length( &self, index: DefinedMemoryIndex) -> u32

pub fn vmctx_vmglobal_import_from(&self, index: GlobalIndex) -> u32

pub fn vmctx_builtin_function(&self, index: BuiltinFunctionIndex) -> u32

pub fn vmctx_vmtable_definition_current_elements(
&self,
index: DefinedTableIndex
) -> u32

pub fn vmctx_vmmemory_definition_current_length(
&self,
index: DefinedMemoryIndex
) -> u32

impl<T> Any for T where
T: 'static + ?Sized,

impl<T> Borrow<T> for T where
T: ?Sized,

impl<T> BorrowMut<T> for T where
T: ?Sized,

impl<T, U> Into<U> for T where
U: From<T>,

impl<T, U> TryFrom<U> for T where
U: Into<T>,

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,