• Yang Guo's avatar
    Reland "[builtins] Add %IsTraceCategoryEnabled and %Trace builtins" · 0dd33901
    Yang Guo authored
    This is a reland of 8d4572a2
    
    Original change's description:
    > [builtins] Add %IsTraceCategoryEnabled and %Trace builtins
    >
    > Adds the builtin Trace and IsTraceCategoryEnabled functions
    > exposed via extra bindings. These are intended to use by
    > embedders to allow basic trace event support from JavaScript.
    >
    > ```js
    > isTraceCategoryEnabled('v8.some-category')
    >
    > trace('e'.charCodeAt(0), 'v8.some-category',
    >       'Foo', 0, { abc: 'xyz'})
    > ```
    >
    > Bug: v8:7851
    > Change-Id: I7bfb9bb059efdf87d92a56a0aae326650730c250
    > Reviewed-on: https://chromium-review.googlesource.com/1103294
    > Commit-Queue: Yang Guo <yangguo@chromium.org>
    > Reviewed-by: Yang Guo <yangguo@chromium.org>
    > Reviewed-by: Fadi Meawad <fmeawad@chromium.org>
    > Reviewed-by: Camillo Bruni <cbruni@chromium.org>
    > Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
    > Cr-Commit-Position: refs/heads/master@{#54121}
    
    TBR=cbruni@chromium.org
    
    Bug: v8:7851
    Change-Id: Id063754b2834b3b6a2b2654e76e8637bcd6aa5f8
    Reviewed-on: https://chromium-review.googlesource.com/1137071
    Commit-Queue: Yang Guo <yangguo@chromium.org>
    Reviewed-by: 's avatarYang Guo <yangguo@chromium.org>
    Reviewed-by: 's avatarCamillo Bruni <cbruni@chromium.org>
    Reviewed-by: 's avatarBenedikt Meurer <bmeurer@chromium.org>
    Cr-Commit-Position: refs/heads/master@{#54532}
    0dd33901
builtins-trace.cc 6.55 KB