Wasmtime
config.h
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1
7#ifndef WASMTIME_CONFIG_H
8#define WASMTIME_CONFIG_H
9
10#include <wasm.h>
11#include <wasmtime/conf.h>
12#include <wasmtime/error.h>
13
14#ifdef __cplusplus
15extern "C" {
16#endif
17
22typedef uint8_t wasmtime_strategy_t;
23
29enum wasmtime_strategy_enum { // Strategy
33
37};
38
44typedef uint8_t wasmtime_opt_level_t;
45
51enum wasmtime_opt_level_enum { // OptLevel
59};
60
67
73enum wasmtime_profiling_strategy_enum { // ProfilingStrategy
88};
89
90#define WASMTIME_CONFIG_PROP(ret, name, ty) \
91 WASM_API_EXTERN ret wasmtime_config_##name##_set(wasm_config_t *, ty);
92
102WASMTIME_CONFIG_PROP(void, debug_info, bool)
103
104
111WASMTIME_CONFIG_PROP(void, consume_fuel, bool)
112
127WASMTIME_CONFIG_PROP(void, epoch_interruption, bool)
128
142WASMTIME_CONFIG_PROP(void, max_wasm_stack, size_t)
143
144#ifdef WASMTIME_FEATURE_THREADS
145
151WASMTIME_CONFIG_PROP(void, wasm_threads, bool)
152
153#endif // WASMTIME_FEATURE_THREADS
154
160WASMTIME_CONFIG_PROP(void, shared_memory, bool)
161
162
167WASMTIME_CONFIG_PROP(void, wasm_tail_call, bool)
168
175WASMTIME_CONFIG_PROP(void, wasm_reference_types, bool)
176
183WASMTIME_CONFIG_PROP(void, wasm_function_references, bool)
184
190WASMTIME_CONFIG_PROP(void, wasm_gc, bool)
191
198WASMTIME_CONFIG_PROP(void, gc_support, bool)
199
206WASMTIME_CONFIG_PROP(void, wasm_simd, bool)
207
214WASMTIME_CONFIG_PROP(void, wasm_relaxed_simd, bool)
215
222WASMTIME_CONFIG_PROP(void, wasm_relaxed_simd_deterministic, bool)
223
230WASMTIME_CONFIG_PROP(void, wasm_bulk_memory, bool)
231
238WASMTIME_CONFIG_PROP(void, wasm_multi_value, bool)
239
246WASMTIME_CONFIG_PROP(void, wasm_multi_memory, bool)
247
254WASMTIME_CONFIG_PROP(void, wasm_memory64, bool)
255
262WASMTIME_CONFIG_PROP(void, wasm_wide_arithmetic, bool)
263
269WASMTIME_CONFIG_PROP(void, wasm_exceptions, bool)
270
277WASMTIME_CONFIG_PROP(void, wasm_custom_page_sizes, bool)
278
279#ifdef WASMTIME_FEATURE_COMPILER
280
287WASMTIME_CONFIG_PROP(void, wasm_stack_switching, bool)
288
289
294WASMTIME_CONFIG_PROP(void, strategy, wasmtime_strategy_t)
295
296#endif // WASMTIME_FEATURE_COMPILER
297
298#ifdef WASMTIME_FEATURE_PARALLEL_COMPILATION
299
307WASMTIME_CONFIG_PROP(void, parallel_compilation, bool)
308
309#endif // WASMTIME_FEATURE_PARALLEL_COMPILATION
310
311#ifdef WASMTIME_FEATURE_COMPILER
312
321WASMTIME_CONFIG_PROP(void, cranelift_debug_verifier, bool)
322
323
336WASMTIME_CONFIG_PROP(void, cranelift_nan_canonicalization, bool)
337
343WASMTIME_CONFIG_PROP(void, cranelift_opt_level, wasmtime_opt_level_t)
344
345#endif // WASMTIME_FEATURE_COMPILER
346
352WASMTIME_CONFIG_PROP(void, profiler, wasmtime_profiling_strategy_t)
353
354
363WASMTIME_CONFIG_PROP(void, memory_may_move, bool)
364
372WASMTIME_CONFIG_PROP(void, memory_reservation, uint64_t)
373
380WASMTIME_CONFIG_PROP(void, memory_guard_size, uint64_t)
381
389WASMTIME_CONFIG_PROP(void, memory_reservation_for_growth, uint64_t)
390
400WASMTIME_CONFIG_PROP(void, native_unwind_info, bool)
401
402#ifdef WASMTIME_FEATURE_CACHE
403
416WASM_API_EXTERN wasmtime_error_t *
418
419#endif // WASMTIME_FEATURE_CACHE
420
433WASMTIME_CONFIG_PROP(wasmtime_error_t *, target, const char *)
434
435#ifdef WASMTIME_FEATURE_COMPILER
436
447 const char *);
448
459 const char *key,
460 const char *value);
461
462#endif // WASMTIME_FEATURE_COMPILER
463
473WASMTIME_CONFIG_PROP(void, macos_use_mach_ports, bool)
474
475
486WASMTIME_CONFIG_PROP(void, signals_based_traps, bool)
487
497typedef uint8_t *(*wasmtime_memory_get_callback_t)(void *env, size_t *byte_size,
498 size_t *byte_capacity);
499
507 size_t new_size);
508
517 void *env;
523 void (*finalizer)(void *);
525
537typedef wasmtime_error_t *(*wasmtime_new_memory_callback_t)(
538 void *env, const wasm_memorytype_t *ty, size_t minimum, size_t maximum,
539 size_t reserved_size_in_bytes, size_t guard_size_in_bytes,
540 wasmtime_linear_memory_t *memory_ret);
541
551 void *env;
555 void (*finalizer)(void *);
557
571WASM_API_EXTERN void
574
592WASMTIME_CONFIG_PROP(void, memory_init_cow, bool)
593
594#ifdef WASMTIME_FEATURE_POOLING_ALLOCATOR
595
604
611
618
619#define WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(name, ty) \
620 WASM_API_EXTERN void wasmtime_pooling_allocation_config_##name##_set( \
621 wasmtime_pooling_allocation_config_t *, ty);
622
630WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_unused_warm_slots, uint32_t)
631
632
638WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(decommit_batch_size, size_t)
639
640#ifdef WASMTIME_FEATURE_ASYNC
648WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(async_stack_keep_resident, size_t)
649#endif
650
658WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(linear_memory_keep_resident, size_t)
659
660
667WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(table_keep_resident, size_t)
668
676WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(total_component_instances, uint32_t)
677
685WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_component_instance_size, size_t)
686
694WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_core_instances_per_component,
695 uint32_t)
696
704WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_memories_per_component, uint32_t)
705
713WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_tables_per_component, uint32_t)
714
722WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(total_memories, uint32_t)
723
730WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(total_tables, uint32_t)
731
732#ifdef WASMTIME_FEATURE_ASYNC
740WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(total_stacks, uint32_t)
741#endif
742
750WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(total_core_instances, uint32_t)
751
752
759WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_core_instance_size, size_t)
760
767WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_tables_per_module, uint32_t)
768
776WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(table_elements, size_t)
777
785WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_memories_per_module, uint32_t)
786
793WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(max_memory_size, size_t)
794
801WASMTIME_POOLING_ALLOCATION_CONFIG_PROP(total_gc_heaps, uint32_t)
802
813
814#endif // WASMTIME_FEATURE_POOLING_ALLOCATOR
815
816#ifdef WASMTIME_FEATURE_COMPONENT_MODEL
817
825WASMTIME_CONFIG_PROP(void, wasm_component_model, bool)
826
827
834WASMTIME_CONFIG_PROP(void, concurrency_support, bool)
835
843WASMTIME_CONFIG_PROP(void, wasm_component_model_map, bool)
844
845#endif // WASMTIME_FEATURE_COMPONENT_MODEL
846
847#ifdef __cplusplus
848} // extern "C"
849#endif
850
851#endif // WASMTIME_CONFIG_H
Build-time defines for how the C API was built.
struct wasmtime_memory_creator wasmtime_memory_creator_t
WASM_API_EXTERN wasmtime_error_t * wasmtime_config_cache_config_load(wasm_config_t *, const char *)
Enables Wasmtime's cache and loads configuration from the specified path.
struct wasmtime_linear_memory wasmtime_linear_memory_t
WASM_API_EXTERN void wasmtime_pooling_allocation_strategy_set(wasm_config_t *, const wasmtime_pooling_allocation_config_t *)
Sets the Wasmtime allocation strategy to use the pooling allocator. It does not take ownership of the...
uint8_t wasmtime_strategy_t
Specifier for how Wasmtime will compile code, values are in wasmtime_strategy_enum.
Definition: config.h:22
WASM_API_EXTERN wasmtime_pooling_allocation_config_t * wasmtime_pooling_allocation_config_new()
Creates a new pooling allocation configuration object. Must be deallocated with a call to wasmtime_po...
WASM_API_EXTERN void wasmtime_pooling_allocation_config_delete(wasmtime_pooling_allocation_config_t *)
Deallocates a pooling allocation configuration object created with a call to wasmtime_pooling_allocat...
WASM_API_EXTERN void wasmtime_config_cranelift_flag_enable(wasm_config_t *, const char *)
Enables a target-specific flag in Cranelift.
uint8_t wasmtime_profiling_strategy_t
Different ways wasmtime can enable profiling JIT code.
Definition: config.h:66
WASM_API_EXTERN void wasmtime_config_cranelift_flag_set(wasm_config_t *, const char *key, const char *value)
Sets a target-specific flag in Cranelift to the specified value.
wasmtime_profiling_strategy_enum
Different ways to profile JIT code.
Definition: config.h:73
@ WASMTIME_PROFILING_STRATEGY_VTUNE
Definition: config.h:83
@ WASMTIME_PROFILING_STRATEGY_PERFMAP
Definition: config.h:87
@ WASMTIME_PROFILING_STRATEGY_NONE
No profiling is enabled at runtime.
Definition: config.h:75
@ WASMTIME_PROFILING_STRATEGY_JITDUMP
Definition: config.h:78
wasmtime_strategy_enum
Different ways that Wasmtime can compile WebAssembly.
Definition: config.h:29
@ WASMTIME_STRATEGY_CRANELIFT
Definition: config.h:36
@ WASMTIME_STRATEGY_AUTO
Definition: config.h:32
uint8_t *(* wasmtime_memory_get_callback_t)(void *env, size_t *byte_size, size_t *byte_capacity)
Definition: config.h:497
wasmtime_opt_level_enum
Different ways Wasmtime can optimize generated code.
Definition: config.h:51
@ WASMTIME_OPT_LEVEL_SPEED_AND_SIZE
Definition: config.h:58
@ WASMTIME_OPT_LEVEL_NONE
Generated code will not be optimized at all.
Definition: config.h:53
@ WASMTIME_OPT_LEVEL_SPEED
Generated code will be optimized purely for speed.
Definition: config.h:55
uint8_t wasmtime_opt_level_t
Specifier of what optimization level to use for generated JIT code.
Definition: config.h:44
wasmtime_error_t *(* wasmtime_new_memory_callback_t)(void *env, const wasm_memorytype_t *ty, size_t minimum, size_t maximum, size_t reserved_size_in_bytes, size_t guard_size_in_bytes, wasmtime_linear_memory_t *memory_ret)
Definition: config.h:537
WASM_API_EXTERN void wasmtime_config_host_memory_creator_set(wasm_config_t *, wasmtime_memory_creator_t *)
wasmtime_error_t *(* wasmtime_memory_grow_callback_t)(void *env, size_t new_size)
Definition: config.h:506
struct wasmtime_pooling_allocation_config_t wasmtime_pooling_allocation_config_t
A type containing configuration options for the pooling allocator.
Definition: config.h:602
Definition and accessors of wasmtime_error_t.
Global engine configuration.
An opaque object representing the type of a memory.
Errors generated by Wasmtime.
Definition: config.h:515
wasmtime_memory_get_callback_t get_memory
Callback to get the memory and size of this LinearMemory.
Definition: config.h:519
void * env
User provided value to be passed to get_memory and grow_memory.
Definition: config.h:517
wasmtime_memory_grow_callback_t grow_memory
Callback to request growing the memory.
Definition: config.h:521
Definition: config.h:549
void(* finalizer)(void *)
An optional finalizer for env.
Definition: config.h:555
wasmtime_new_memory_callback_t new_memory
The callback to create new memory, must be thread safe.
Definition: config.h:553
void * env
User provided value to be passed to new_memory.
Definition: config.h:551