04ce88eae5
RTTs are internally represented as Maps. To store supertype information, this patch introduces a WasmTypeInfo object, which is installed on Wasm objects' Maps and points at both the off-heap type information and the parent RTT. In this patch, rtt.sub always creates a fresh RTT. The canonicalization that the proposal requires will be implemented later. Bug: v8:7748 Change-Id: I8286dd11f520966155cd95c2bd844ec34fccd131 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2260566 Commit-Queue: Jakob Kummerow <jkummerow@chromium.org> Reviewed-by: Tobias Tebbi <tebbi@chromium.org> Reviewed-by: Ulan Degenbaev <ulan@chromium.org> Cr-Commit-Position: refs/heads/master@{#68564} |
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wasm | ||
assembler-tester.h | ||
DEPS | ||
types-fuzz.h |