Allow for a third compilation strategy that compiles baseline code
lazily but initiates top tier compilation immediately. The strategy aims
at reducing startup time.
Bug: v8:9003
Change-Id: Ifd2060b25386c5221a45f6038c3849afeb956e69
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1571620
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Frederik Gossen <frgossen@google.com>
Cr-Commit-Position: refs/heads/master@{#61077}
Add tests for tiering and lazy compilation with compilation hints. The
tests build modules and verify the {WasmCode}'s tier internally. The
module builder now supports compilation hints in CCTests.
Bug: v8:9003
Change-Id: I18d926c3b1ef3508835a51a9d1d86bfadcb5216e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1566522
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Commit-Queue: Frederik Gossen <frgossen@google.com>
Cr-Commit-Position: refs/heads/master@{#60916}
Extend test coverage for Wasm compilation with compilation hints. Tests
cover, in particular, error handling in streaming compilation and
asynchronous compilation.
Bug: v8:9003
Change-Id: Id46e02904a3a5df60c2617b11445bdc04c8b3b1d
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1566520
Commit-Queue: Frederik Gossen <frgossen@google.com>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60876}
The tiers are now consistently referred to as baselin and top tier.
Bug: v8:9003
Change-Id: I74ad1867aca63bee9eb83b7f0f9fbaf2b1523dcb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1547667
Commit-Queue: Frederik Gossen <frgossen@google.com>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60591}
Implements decoding of compilation hints section in
{ModuleDecoderImpl}. The {wasm-module-builder.js} supports
the creation of that section. The feature can be enabled
with {--experimental-wasm-compilation-hints}.
Bug: v8:9003
Change-Id: Ic87e19d916f2ce316de453ea8c7c48c236a6d673
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1521115
Reviewed-by: Clemens Hammacher <clemensh@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Frederik Gossen <frgossen@google.com>
Cr-Commit-Position: refs/heads/master@{#60299}
