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[wasm] Fix WasmInstanceObject::GetGlobalBufferAndIndex

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Fixing an issue in WasmInstanceObject::GetGlobalBufferAndIndex.

Bug: v8:13309
Change-Id: I52e65c109e43ce0300513604e71e587e1949f70a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3907666
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Reviewed-by: Samuel Groß <saelo@chromium.org>
Commit-Queue: Paolo Severini <paolosev@microsoft.com>
Cr-Commit-Position: refs/heads/main@{#83345}
This commit is contained in:
Paolo Severini 2022-09-20 08:35:59 -07:00 committed by V8 LUCI CQ
parent 20db58cb52
commit 8ba8162216
1 changed files with 2 additions and 1 deletions
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3
src/wasm/wasm-objects.cc
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@ -1501,7 +1501,8 @@ WasmInstanceObject::GetGlobalBufferAndIndex(Handle<WasmInstanceObject> instance,
FixedArray::cast(
instance->imported_mutable_globals_buffers().get(global.index)),
isolate);
Address idx = instance->imported_mutable_globals().get(global.index);
Address idx = instance->imported_mutable_globals().get_int(
global.index * kSystemPointerSize);
DCHECK_LE(idx, std::numeric_limits<uint32_t>::max());
return {buffer, static_cast<uint32_t>(idx)};
}