mirror of
https://github.com/bytecodealliance/wasm-micro-runtime.git
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155 lines
4.8 KiB
C
155 lines
4.8 KiB
C
/*
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* Copyright (C) 2019 Intel Corporation. All rights reserved.
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* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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*/
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#ifndef _WASM_MEMORY_H
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#define _WASM_MEMORY_H
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#include "bh_common.h"
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#include "../include/wasm_export.h"
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#include "../interpreter/wasm_runtime.h"
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#include "../common/wasm_shared_memory.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if WASM_ENABLE_SHARED_MEMORY != 0 && BH_ATOMIC_64_IS_ATOMIC != 0
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#define GET_LINEAR_MEMORY_SIZE(memory) \
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BH_ATOMIC_64_LOAD(memory->memory_data_size)
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#define SET_LINEAR_MEMORY_SIZE(memory, size) \
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BH_ATOMIC_64_STORE(memory->memory_data_size, size)
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#elif WASM_ENABLE_SHARED_MEMORY != 0
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static inline uint64
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GET_LINEAR_MEMORY_SIZE(const WASMMemoryInstance *memory)
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{
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SHARED_MEMORY_LOCK(memory);
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uint64 memory_data_size = BH_ATOMIC_64_LOAD(memory->memory_data_size);
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SHARED_MEMORY_UNLOCK(memory);
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return memory_data_size;
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}
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static inline void
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SET_LINEAR_MEMORY_SIZE(WASMMemoryInstance *memory, uint64 size)
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{
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SHARED_MEMORY_LOCK(memory);
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BH_ATOMIC_64_STORE(memory->memory_data_size, size);
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SHARED_MEMORY_UNLOCK(memory);
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}
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#else
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#define GET_LINEAR_MEMORY_SIZE(memory) memory->memory_data_size
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#define SET_LINEAR_MEMORY_SIZE(memory, size) memory->memory_data_size = size
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#endif
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#if WASM_ENABLE_INTERP != 0
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#if WASM_ENABLE_SHARED_HEAP != 0
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#if WASM_ENABLE_MULTI_MEMORY != 0
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/* Only enable shared heap for the default memory */
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#define is_default_memory (memidx == 0)
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#else
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#define is_default_memory true
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#endif
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#if UINTPTR_MAX == UINT64_MAX
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#define get_shared_heap_end_off() module->e->shared_heap_end_off.u64
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#else
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#define get_shared_heap_end_off() \
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(uint64)(module->e->shared_heap_end_off.u32[0])
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#endif
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#if WASM_ENABLE_MEMORY64 != 0
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#define shared_heap_is_memory64 is_memory64
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#else
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#define shared_heap_is_memory64 false
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#endif
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#define app_addr_in_shared_heap(app_addr, bytes) \
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(is_default_memory \
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&& is_app_addr_in_shared_heap((WASMModuleInstanceCommon *)module, \
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shared_heap_is_memory64, (uint64)app_addr, \
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bytes))
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#define shared_heap_addr_app_to_native(app_addr, native_addr) \
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native_addr = module->e->shared_heap_base_addr_adj + app_addr
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#define CHECK_SHARED_HEAP_OVERFLOW(app_addr, bytes, native_addr) \
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if (app_addr_in_shared_heap(app_addr, bytes)) \
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shared_heap_addr_app_to_native(app_addr, native_addr); \
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else
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#else /* else of WASM_ENABLE_SHARED_HEAP != 0 */
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#define CHECK_SHARED_HEAP_OVERFLOW(app_addr, bytes, native_addr)
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#endif /* end of WASM_ENABLE_SHARED_HEAP != 0 */
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#endif /* end of WASM_ENABLE_INTERP != 0 */
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#if WASM_ENABLE_SHARED_HEAP != 0
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bool
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is_app_addr_in_shared_heap(WASMModuleInstanceCommon *module_inst,
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bool is_memory64, uint64 app_offset, uint32 bytes);
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WASMSharedHeap *
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wasm_runtime_create_shared_heap(SharedHeapInitArgs *init_args);
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WASMSharedHeap *
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wasm_runtime_chain_shared_heaps(WASMSharedHeap *head, WASMSharedHeap *body);
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WASMSharedHeap *
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wasm_runtime_unchain_shared_heaps(WASMSharedHeap *head, bool entire_chain);
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bool
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wasm_runtime_attach_shared_heap(WASMModuleInstanceCommon *module_inst,
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WASMSharedHeap *shared_heap);
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bool
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wasm_runtime_attach_shared_heap_internal(WASMModuleInstanceCommon *module_inst,
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WASMSharedHeap *shared_heap);
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void
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wasm_runtime_detach_shared_heap(WASMModuleInstanceCommon *module_inst);
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void
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wasm_runtime_detach_shared_heap_internal(WASMModuleInstanceCommon *module_inst);
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WASMSharedHeap *
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wasm_runtime_get_shared_heap(WASMModuleInstanceCommon *module_inst_comm);
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uint64
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wasm_runtime_shared_heap_malloc(WASMModuleInstanceCommon *module_inst,
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uint64 size, void **p_native_addr);
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void
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wasm_runtime_shared_heap_free(WASMModuleInstanceCommon *module_inst,
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uint64 ptr);
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#endif /* end of WASM_ENABLE_SHARED_HEAP != 0 */
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bool
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wasm_runtime_memory_init(mem_alloc_type_t mem_alloc_type,
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const MemAllocOption *alloc_option);
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void
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wasm_runtime_memory_destroy(void);
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unsigned
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wasm_runtime_memory_pool_size(void);
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void
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wasm_runtime_set_mem_bound_check_bytes(WASMMemoryInstance *memory,
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uint64 memory_data_size);
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void
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wasm_runtime_set_enlarge_mem_error_callback(
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const enlarge_memory_error_callback_t callback, void *user_data);
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void
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wasm_deallocate_linear_memory(WASMMemoryInstance *memory_inst);
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int
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wasm_allocate_linear_memory(uint8 **data, bool is_shared_memory,
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bool is_memory64, uint64 num_bytes_per_page,
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uint64 init_page_count, uint64 max_page_count,
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uint64 *memory_data_size);
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#ifdef __cplusplus
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}
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#endif
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#endif /* end of _WASM_MEMORY_H */
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