From 604f1e78dc06c842f988be3877b4c251123bd79d Mon Sep 17 00:00:00 2001 From: Chris Fallin Date: Mon, 27 Jun 2022 12:34:59 -0700 Subject: [PATCH] Update RELEASES.md. --- RELEASES.md | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/RELEASES.md b/RELEASES.md index 486497a5fec4..4ac1ebf9928c 100644 --- a/RELEASES.md +++ b/RELEASES.md @@ -13,6 +13,14 @@ Released 2022-06-27. including Wasmtime. [regalloc2#60](https://github.com/bytecodealliance/regalloc2/pull/60) +* A bug in the 8-bit lowering of integer division on x86-64 was fixed in + Cranelift that could cause a register allocator panic due to an undefined + value in a register. (The divide instruction does not take a register `rdx` + as a source when 8 bits but the metadata incorrectly claimed it did.) No + impact on Wasm/Wasmtime users, and impact on direct Cranelift embedders + limited to compilation panics. + [#4332](https://github.com/bytecodealliance/wasmtime/pull/4332) + -------------------------------------------------------------------------------- ## 0.38.0