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bytecodealliance / wasmtime Public

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`wasmtime`: Implement fast Wasm stack walking#4431

Merged

fitzgen merged 46 commits intobytecodealliance:mainbytecodealliance/wasmtime:mainfrom

fitzgen:fast-stack-walkingfitzgen/wasmtime:fast-stack-walkingCopy head branch name to clipboard

Jul 28, 2022

Conversation Commits46 (46)Checks Files changed

Merged

`wasmtime`: Implement fast Wasm stack walking#4431
fitzgen merged 46 commits intobytecodealliance:mainfrom
fitzgen:fast-stack-walking

Commits

Commits on Jul 27, 2022

Always preserve frame pointers in Wasmtime
fitzgen
committed
wasmtime: Implement fast Wasm stack walking
fitzgen
committed
Add s390x support for frame pointer-based stack walking

uweigand
authored and
fitzgen
committed
wasmtime: Allow `Caller::get_export` to get all exports
fitzgen
committed
fuzzing: Add a fuzz target to check that our stack traces are correct
fitzgen
committed
Remove VM offsets for `VMHostFuncContext` since it isn't used by JIT code
fitzgen
committed
Add doc comment with stack walking implementation notes
fitzgen
committed
Document the extra state that can be passed to `wasmtime_runtime::Backtrace` methods
fitzgen
committed
Add extensive comments for stack walking function
fitzgen
committed
Factor architecture-specific bits of stack walking out into modules
fitzgen
committed
Initialize store-related fields in a vmctx to null when there is no store yet
fitzgen
committed
Use `set_callee` instead of manually setting the vmctx field
fitzgen
committed
Use a more informative compile error message for unsupported architectures
fitzgen
committed
Document unsafety of `prepare_host_to_wasm_trampoline`
fitzgen
committed
Use `bti c` instead of `hint #34` in inline aarch64 assembly
fitzgen
committed
Remove outdated TODO comment
fitzgen
committed
Remove setting of `last_wasm_exit_fp` in `set_jit_trap`
fitzgen
committed
Only set the stack limit once, in the face of re-entrancy into Wasm
fitzgen
committed
Add comments for s390x-specific stack walking bits
fitzgen
committed
Use the helper macro for all libcalls
fitzgen
committed
Use the `asm_sym!` macro in Wasm-to-libcall trampolines
fitzgen
committed
wasmtime: add size and align to `externref` assertion error message
fitzgen
committed
Extend the `stacks` fuzzer to have host frames in between Wasm frames
fitzgen
committed
Add documentation for aarch64-specific backtrace helpers
fitzgen
committed
Clarify that we only support little-endian aarch64 in trampoline comment
fitzgen
committed
Use `.machine z13` in s390x assembly file
fitzgen
committed
Fix aarch64 build
fitzgen
committed
Fix macOS build
fitzgen
committed
Document the `asm_sym!` macro
fitzgen
committed
Add windows support to the `wasmtime-asm-macros` crate
fitzgen
committed
Add windows support to host<--->Wasm trampolines
fitzgen
committed
Fix trap handler build on windows
fitzgen
committed
Run `rustfmt` on s390x trampoline source file
fitzgen
committed
Temporarily disable some assertions about a trap's backtrace in the component model tests
fitzgen
committed
Refactor libcall definitions with less macros

alexcrichton
authored and
fitzgen
committed
Use `VMOpaqueContext::from_vm_host_func_context` in `VMHostFuncContext::new`
fitzgen
committed
Move `backtrace` module to be submodule of `traphandlers`
fitzgen
committed
Fix macOS aarch64 build
fitzgen
committed
Use "i64" instead of "word" in aarch64-specific file
fitzgen
committed
Save/restore entry SP and exit FP/return pointer in the face of panicking imported host functions
fitzgen
committed
Put "typed" vs "untyped" in the same position of call benchmark names
fitzgen
committed

Commits on Jul 28, 2022

Fix stacks test case generator build for new `wasm-encoder`
fitzgen
committed
Fix build for s390x
fitzgen
committed
Expand libcalls in s390x asm
fitzgen
committed
Disable more parts of component tests now that backtrace assertions are a bit tighter
fitzgen
committed
Remove assertion that can maybe fail on s390x
fitzgen
committed

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