WAMR-2.0.0

Breaking Changes

• The AOT ABI was changed after GC and memory64 features were introduced:
  • Implement GC feature for interpreter, AOT and LLVM-JIT (bytecodealliance#3125)
  • Implement memory64 for classic interpreter (bytecodealliance#3266)
  • Always allocate linear memory using mmap (bytecodealliance#3052)
  • Refactor APIs and data structures as preliminary work for Memory64 (bytecodealliance#3209)
• Remove unused argument in wasm_runtime_lookup_function (bytecodealliance#3218)
• Separate app-manager and app-framework from WAMR (bytecodealliance#3129)

New Features

• Implement GC feature for interpreter, AOT and LLVM-JIT (bytecodealliance#3125)
• Implement memory64 for classic interpreter (bytecodealliance#3266)
• Add wasi_ephemeral_nn module support (bytecodealliance#3241)

Bug Fixes

• EH: Fix broken stack usage calculation (bytecodealliance#3121)
• Fix loader check_wasi_abi_compatibility (bytecodealliance#3126)
• Fix possible integer overflow in loader target block check (bytecodealliance#3133)
• Fix locel.set in polymorphic stack (bytecodealliance#3135)
• Fix threads opcodes' boundary check in classic-interp and fast-interp (bytecodealliance#3136)
• fast-interp: Fix copy_stack_top_i64 overlap issue (bytecodealliance#3146)
• Fix a ubsan complaint "applying zero offset to null pointer" (bytecodealliance#3160)
• fast-interp: Fix GC opcode ref.as_non_null (bytecodealliance#3156)
• Fix llvm jit push funcref/externref result type issue (bytecodealliance#3169)
• Fix wasm loader handling opcode br_table (bytecodealliance#3176)
• Fix ref.func opcode check when GC is enabled (bytecodealliance#3181)
• lldb_function_to_function_dbi: Fix a null dereference (bytecodealliance#3189)
• Fix compilation errors on MinGW (bytecodealliance#3217)
• Fix compilation errors on esp-idf platform (bytecodealliance#3224)
• Fix aot relocation symbols not found on windows 32-bit (bytecodealliance#3231)
• posix_file.c: Correct the dirfd argument that passes to fstatat (bytecodealliance#3244)
• Fix compilation errors on zephyr platform (bytecodealliance#3255)
• Fix dynamic offset not updated in op_br for block with ret type (bytecodealliance#3269)
• aot debug: Fix a NULL dereference (bytecodealliance#3274)
• thread mgr: Free aux stack only when it was allocated (bytecodealliance#3282)
• interp: Restore context from prev_frame after tail calling a native function (bytecodealliance#3283)
• Sync simd opcode definitions spec (bytecodealliance#3290)
• Fix posix_fadvise error handling (bytecodealliance#3323)
• Fix windows relocation string parsing issue (bytecodealliance#3333)

Enhancements

• Zero the memory mapped from os_mmap in NuttX (bytecodealliance#3132)
• Use logger for runtime error/debug prints (bytecodealliance#3097)
• aot_compile_op_call: Stop setting calling convention explicitly (bytecodealliance#3140)
• aot compiler: Place precheck wrapper before the corresponding wrapped function (bytecodealliance#3141)
• Fix null pointer access in fast-interp when configurable soft bound check is enabled (bytecodealliance#3150)
• Clarify how to verify SGX evidence without an Intel SGX-enabled platform (bytecodealliance#3158)
• zephyr: Use zephyr sys_cache instead of CMSIS (bytecodealliance#3162)
• VSCode IDE enhancement and readme update (bytecodealliance#3172)
• Add vprintf override for android and esp-idf (bytecodealliance#3174)
• zephyr: Include math only with minimal libc (bytecodealliance#3177)
• zephyr: Implement Alloc_With_System_Allocator (bytecodealliance#3179)
• Use indirect call in pre-checker function to avoid relocation in XIP mode (bytecodealliance#3142)
• Implement the remaining Windows filesystem functions (bytecodealliance#3166)
• Fix LLVM assertion failure and update CONTRIBUTING.md (bytecodealliance#3197)
• Allow overriding max memory on module instantiation (bytecodealliance#3198)
• Get location info from function indexes in addr2line script (bytecodealliance#3206)
• Demangle function names in stack trace when using addr2line script (bytecodealliance#3211)
• Refactor APIs and data structures as preliminary work for Memory64 (bytecodealliance#3209)
• Allow converting the zero wasm address to native (bytecodealliance#3215)
• Small refactor on WASMModuleInstance and fix Go/Python language bindings (bytecodealliance#3227)
• Add esp32c6 support (bytecodealliance#3234)
• Make android platform's cmake flags configurable (bytecodealliance#3239)
• Go binding: Change C.long to C.int64_t when call wasm_runtime_set_wasi_args_ex (bytecodealliance#3235)
• Implement apis to set and get the name of a wasm module (bytecodealliance#3254)
• Append '\0' to every name string in aot name section (bytecodealliance#3249)
• Add cmake flag to control aot intrinsics (bytecodealliance#3261)
• Add lock and ref_count for runtime init (bytecodealliance#3263)
• nuttx: Migrate NuttX CMake build for WAMR (bytecodealliance#3256)
• LLVM 19: Switch to debug records (bytecodealliance#3272)
• aot debug: Process lldb_function_to_function_dbi only for C (bytecodealliance#3278)
• Fix warnings/issues reported in Windows and by CodeQL/Coverity (bytecodealliance#3275)
• Enhance wasm loading with LoadArgs and support module names (bytecodealliance#3265)
• Add wamr to esp-idf components registry (bytecodealliance#3287)
• zephyr: Add missing pthread library functions (bytecodealliance#3291)
• Add more checks in wasm loader (bytecodealliance#3300)
• Log warning if growing table failed (bytecodealliance#3310)
• Enhance GC subtyping checks (bytecodealliance#3317)
• User defined memory allocator for different purposes (bytecodealliance#3316)
• Add a comment on WASM_STACK_GUARD_SIZE (bytecodealliance#3332)
• Allow executing malloc/free from native in memory64 mode (bytecodealliance#3315)
• Add functions to expose module import/export info (bytecodealliance#3330)

Others

• Add ARM MacOS to the CI (bytecodealliance#3120)
• Download jetstream src from github instead of browserbench.org (bytecodealliance#3196)
• Update document to add wamr-rust-sdk introduction (bytecodealliance#3204)
• Fix nightly run tsan ASLR issue (bytecodealliance#3233)
• Add CodeQL Workflow for Code Security Analysis (bytecodealliance#2812)
• Add issue templates (bytecodealliance#3248)
• Fix CI error when install packages for macos-14 (bytecodealliance#3270)
• Update document for GC, exception handling and memory64 features (bytecodealliance#3284)
• Update release CI (bytecodealliance#3295)
• Add native-stack-overflow sample (bytecodealliance#3321)