Module wasm_api

WASM runtime descriptors and ABI helpers.

Structs

RuntimeFnDescriptor

Descriptor for one runtime function available to generated WASM code.

Enums

LoweringMode

Lowering strategy used by code generators for a runtime function.

WasmValType

Wasm value types used by runtime ABI metadata.

Constants

ALLOC_SITE_AGGREGATE_NEW

Allocation site id used for struct/tuple aggregate allocation.

ALLOC_SITE_ARRAY_NEW

Allocation site id used for array allocation.

ALLOC_SITE_BOX_AGGREGATE_NEW

Allocation site id used for boxed aggregate payload allocation.

ALLOC_SITE_ENUM_NEW

Allocation site id used for enum allocation.

ALLOC_SITE_POINTER_CLONE

Allocation site id used for pointer clone allocation.

ALLOC_SITE_POINTER_NEW

Allocation site id used for direct pointer allocation.

IO_BOOL_TO_STRING_SYMBOL

Public symbol for std::io::bool_to_string.

IO_INT_TO_STRING_SYMBOL

Public symbol for std::io::int_to_string.

IO_LOG_SYMBOL

Public symbol for std::io::log.

PANIC_SYMBOL

Public symbol for std::panic.

RT_ALLOC_BYTES_SYMBOL

Internal symbol used by codegen for shared heap allocation.

RT_ALLOC_BYTES_TRACKED_SITE_SYMBOL

Internal symbol used by codegen for tracked allocation with source metadata.

RT_ALLOC_BYTES_TRACKED_SYMBOL

Internal symbol used by codegen for tracked shared heap allocation.

RT_ASSERT_NO_LEAKS_SYMBOL

Internal symbol used by codegen for runtime leak assertions.

RT_FREE_BYTES_SYMBOL

Internal symbol used by codegen for shared heap deallocation.

RT_SHADOW_STACK_RELEASE_SYMBOL

Internal symbol used by codegen to release one shadow stack frame.

RT_SHADOW_STACK_RESERVE_SYMBOL

Internal symbol used by codegen to reserve one shadow stack frame.

RUNTIME_WASM_FUNCTIONS 🔒

STRING_CONCAT_SYMBOL

Public symbol for std::string::concat.

STRING_DROP_SYMBOL

Public symbol for std::string::drop.

STRING_STARTS_WITH_SYMBOL

Public symbol for std::string::starts_with.

STRING_TAKE_SYMBOL

Public symbol for std::string::take.

Functions

find_runtime_wasm_function

Parse a symbol and return its runtime descriptor.

runtime_wasm_functions

Return all runtime wasm function descriptors.