ketan/v8-14.5 - Branch - cloudflare/workerd

Bump V8 to 14.5

#6011

Comparing

ketan/v8-14.5

(

51d0950

) with

main

(

c9203d3

)

-39%

Improvement: 12

Regression: 5

Untouched: 53

Skipped: 129

Benchmarks

199 total

bm_Promise_Pow2_20

external/+http+capnp-cpp/src/kj/async-bench.c++

9.8 µs9.8 µs

bm_Promise_ImmediatePromise_Then

external/+http+capnp-cpp/src/kj/async-bench.c++

4.5 µs4.5 µs

Test_JSON_ENC

src/workerd/tests/bench-json.c++

206.4 ms206.4 ms

Test_JSON_DEC

src/workerd/tests/bench-json.c++

3.2 s3.2 s

EncodeInto_TwoByte_8192[TextEncoder][1/2/8192]

src/workerd/tests/bench-text-encoder.c++

96.6 ms96.6 ms

bm_Http_OverCapnpLocalCall

external/+http+capnp-cpp/src/capnp/compat/http-over-capnp-bench.c++

128.4 µs128.4 µs

constructor[ApiHeaders]

src/workerd/tests/bench-api-headers.c++

67.6 ms67.7 ms

set_append[ApiHeaders]

src/workerd/tests/bench-api-headers.c++

11.7 ms11.7 ms

request[GlobalScopeBenchmark]

src/workerd/tests/bench-global-scope.c++

-1%

51.3 ms51.7 ms

JsString_Utf8Length_Utf16_Invalid_NonFlat_8192

src/workerd/tests/bench-jsstring.c++

-1%

73.7 µs74.3 µs

Encode_ASCII_8192[TextEncoder][0/0/8192]

src/workerd/tests/bench-text-encoder.c++

-1%

13.3 ms13.4 ms

bodyWithHeaders[Response]

src/workerd/tests/bench-response.c++

-1%

24.1 µs24.4 µs

arrayBufferBody[Response]

src/workerd/tests/bench-response.c++

-1%

17.3 µs17.6 µs

JsString_Utf8Length_Utf16_Invalid_Flat_8192

src/workerd/tests/bench-jsstring.c++

-3%

62.9 µs64.7 µs

JsString_Utf8Length_Latin1_NonFlat_256

src/workerd/tests/bench-jsstring.c++

-4%

7.9 µs8.2 µs

JsString_Utf8Length_Utf16_Invalid_NonFlat_1024

src/workerd/tests/bench-jsstring.c++

-4%

16.1 µs16.7 µs

simpleStringBody[Response]

src/workerd/tests/bench-response.c++

-4%

19.1 µs19.9 µs

JsString_Utf8Length_Utf16_Invalid_NonFlat_256

src/workerd/tests/bench-jsstring.c++

-6%

8.8 µs9.4 µs

request[RegExpBenchmark]

src/workerd/tests/bench-regex.c++

-7%

7.7 ms8.2 ms

JsString_Utf8Length_Utf16_Invalid_Flat_1024

src/workerd/tests/bench-jsstring.c++

-7%

8.6 µs9.2 µs

The benchmarks below were skipped, so their baseline results are used instead. If they were deleted in your codebase, archive them to remove them from the performance reports.
Learn more about archiving benchmarks

Encode_ASCII_8192[TextEncoderBenchmark]

src/workerd/tests/bench-text-encoder.c++

Skipped

584.5 µs*

Encode_ASCII_256[TextEncoderBenchmark]

src/workerd/tests/bench-text-encoder.c++

Skipped

530.7 µs*

Encode_TwoByte_256[TextEncoderBenchmark]

src/workerd/tests/bench-text-encoder.c++

Skipped

531.7 µs*

Encode_ASCII_32[TextEncoderBenchmark]

src/workerd/tests/bench-text-encoder.c++

Skipped

527.6 µs*

Encode_ASCII_1024[TextEncoderBenchmark]

src/workerd/tests/bench-text-encoder.c++

Skipped

535 µs*

Commits

Click on a commit to change the comparison range

Base

main

c9203d3

-40.1%

Bump V8 to 14.5

81cbb68

23 hours ago

by ketanhwr

Add verify_write_barriers flag in V8's bazel config

4404d12

2 hours ago

by ketanhwr

+1.2%

Fix v8 windows build

51d0950

1 hour ago

by ketanhwr

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