• Maya Lekova's avatar
    Reland "[fastcall] Support EnforceRange annotation" · 8559a04f
    Maya Lekova authored
    This is a reland of commit 84e078c6. It fixes an undefined behaviour and guards against NaNs in d8-test.cc.
    
    Original change's description:
    > [fastcall] Support EnforceRange annotation
    >
    > This CL implements checks in case EnforceRange is requested for a
    > given parameter by using TryTruncate* operators. It implements 2 such
    > truncations on x64 and arm64 - TryTruncateFloat64ToInt32 and
    > TryTruncateFloat64ToUint32.
    >
    > Bug: chromium:1052746
    > Change-Id: I32f34d9dc1265af568cc576663620a8f7f8245f6
    > Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3721618
    > Reviewed-by: Toon Verwaest <verwaest@chromium.org>
    > Reviewed-by: Tobias Tebbi <tebbi@chromium.org>
    > Commit-Queue: Maya Lekova <mslekova@chromium.org>
    > Cr-Commit-Position: refs/heads/main@{#81512}
    
    Bug: chromium:1052746, chromium:1341851, chromium:1341891
    Change-Id: I21e0e452c92cc93f8b06985a335f409855be0546
    Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3743518Reviewed-by: 's avatarToon Verwaest <verwaest@chromium.org>
    Commit-Queue: Maya Lekova <mslekova@chromium.org>
    Cr-Commit-Position: refs/heads/main@{#81529}
    8559a04f
machine-operator.cc 102 KB