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wasm-executor: Support growing the memory (#12520)

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* As always, start with something :P

* Add support for max_heap_pages

* Add support for wasmtime

* Make it compile

* Fix compilation

* Copy wrongly merged code

* Fix compilation

* Some fixes

* Fix

* Get stuff working

* More work

* More fixes

* ...

* More

* FIXEs

* Switch wasmi to use `RuntimeBlob` like wasmtime

* Removed unused stuff

* Cleanup

* More cleanups

* Introduce `CallContext`

* Fixes

* More fixes

* Add builder for creating the `WasmExecutor`

* Adds some docs

* FMT

* First round of feedback.

* Review feedback round 2

* More fixes

* Fix try-runtime

* Update client/executor/wasmtime/src/instance_wrapper.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/executor/common/src/wasm_runtime.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/executor/common/src/runtime_blob/runtime_blob.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/executor/common/src/wasm_runtime.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/allocator/src/freeing_bump.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/allocator/src/freeing_bump.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Feedback round 3

* FMT

* Review comments

---------

Co-authored-by: Koute <koute@users.noreply.github.com>
This commit is contained in:
Bastian Köcher
2023-02-24 12:43:01 +01:00
committed by GitHub
parent c848d40775
commit 941288c6d0
37 changed files with 1092 additions and 667 deletions
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substrate/client/executor/common/src/wasm_runtime.rs
+26
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@@ -119,3 +119,29 @@ pub trait WasmInstance: Send {
None
}
}
/// Defines the heap pages allocation strategy the wasm runtime should use.
///
/// A heap page is defined as 64KiB of memory.
#[derive(Debug, Copy, Clone, PartialEq, Hash, Eq)]
pub enum HeapAllocStrategy {
/// Allocate a static number of heap pages.
///
/// The total number of allocated heap pages is the initial number of heap pages requested by
/// the wasm file plus the `extra_pages`.
Static {
/// The number of pages that will be added on top of the initial heap pages requested by
/// the wasm file.
extra_pages: u32,
},
/// Allocate the initial heap pages as requested by the wasm file and then allow it to grow
/// dynamically.
Dynamic {
/// The absolute maximum size of the linear memory (in pages).
///
/// When `Some(_)` the linear memory will be allowed to grow up to this limit.
/// When `None` the linear memory will be allowed to grow up to the maximum limit supported
/// by WASM (4GB).
maximum_pages: Option<u32>,
},
}