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https://github.com/bytecodealliance/wasm-micro-runtime.git
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0ee5ffce85
# Change the data type representing linear memory address from u32 to u64
## APIs signature changes
- (Export)wasm_runtime_module_malloc
- wasm_module_malloc
- wasm_module_malloc_internal
- aot_module_malloc
- aot_module_malloc_internal
- wasm_runtime_module_realloc
- wasm_module_realloc
- wasm_module_realloc_internal
- aot_module_realloc
- aot_module_realloc_internal
- (Export)wasm_runtime_module_free
- wasm_module_free
- wasm_module_free_internal
- aot_module_malloc
- aot_module_free_internal
- (Export)wasm_runtime_module_dup_data
- wasm_module_dup_data
- aot_module_dup_data
- (Export)wasm_runtime_validate_app_addr
- (Export)wasm_runtime_validate_app_str_addr
- (Export)wasm_runtime_validate_native_addr
- (Export)wasm_runtime_addr_app_to_native
- (Export)wasm_runtime_addr_native_to_app
- (Export)wasm_runtime_get_app_addr_range
- aot_set_aux_stack
- aot_get_aux_stack
- wasm_set_aux_stack
- wasm_get_aux_stack
- aot_check_app_addr_and_convert, wasm_check_app_addr_and_convert
and jit_check_app_addr_and_convert
- wasm_exec_env_set_aux_stack
- wasm_exec_env_get_aux_stack
- wasm_cluster_create_thread
- wasm_cluster_allocate_aux_stack
- wasm_cluster_free_aux_stack
## Data structure changes
- WASMModule and AOTModule
- field aux_data_end, aux_heap_base and aux_stack_bottom
- WASMExecEnv
- field aux_stack_boundary and aux_stack_bottom
- AOTCompData
- field aux_data_end, aux_heap_base and aux_stack_bottom
- WASMMemoryInstance(AOTMemoryInstance)
- field memory_data_size and change __padding to is_memory64
- WASMModuleInstMemConsumption
- field total_size and memories_size
- WASMDebugExecutionMemory
- field start_offset and current_pos
- WASMCluster
- field stack_tops
## Components that are affected by the APIs and data structure changes
- libc-builtin
- libc-emcc
- libc-uvwasi
- libc-wasi
- Python and Go Language Embedding
- Interpreter Debug engine
- Multi-thread: lib-pthread, wasi-threads and thread manager
75 lines
2.0 KiB
C
75 lines
2.0 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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/*
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* This example basically does the same thing as test_hello.c,
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* using wasm_export.h API.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "wasm_export.h"
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static int
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test_hello2_wrapper(wasm_exec_env_t exec_env, uint32_t nameaddr,
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uint32_t resultaddr, uint32_t resultlen)
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{
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/*
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* Perform wasm_runtime_malloc to check if the runtime has been
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* initialized as expected.
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* This would fail with "memory hasn't been initialize" error
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* unless we are not sharing a runtime with the loader app. (iwasm)
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*/
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void *p = wasm_runtime_malloc(1);
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if (p == NULL) {
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return -1;
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}
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wasm_runtime_free(p);
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wasm_module_inst_t inst = wasm_runtime_get_module_inst(exec_env);
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if (!wasm_runtime_validate_app_str_addr(inst, (uint64_t)nameaddr)
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|| !wasm_runtime_validate_app_addr(inst, (uint64_t)resultaddr,
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(uint64_t)resultlen)) {
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return -1;
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}
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const char *name =
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wasm_runtime_addr_app_to_native(inst, (uint64_t)nameaddr);
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char *result = wasm_runtime_addr_app_to_native(inst, (uint64_t)resultaddr);
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return snprintf(result, resultlen,
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"Hello, %s. This is %s! Your wasm_module_inst_t is %p.\n",
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name, __func__, inst);
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}
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/* clang-format off */
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#define REG_NATIVE_FUNC(func_name, signature) \
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{ #func_name, func_name##_wrapper, signature, NULL }
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static NativeSymbol native_symbols[] = {
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REG_NATIVE_FUNC(test_hello2, "(iii)i")
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};
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/* clang-format on */
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uint32_t
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get_native_lib(char **p_module_name, NativeSymbol **p_native_symbols)
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{
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*p_module_name = "env";
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*p_native_symbols = native_symbols;
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return sizeof(native_symbols) / sizeof(NativeSymbol);
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}
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int
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init_native_lib()
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{
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printf("%s in test_hello2.c called\n", __func__);
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return 0;
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}
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void
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deinit_native_lib()
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{
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printf("%s in test_hello2.c called\n", __func__);
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}
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