[maglev] Improve constant handling for BuildCheckSmi and the Array ctor [v8/v8 : main]

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Jakob Linke (Gerrit)

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Sep 26, 2025, 6:49:29 AM (23 hours ago) Sep 26
to AyeAye, V8 LUCI CQ, leszek...@chromium.org, v8-re...@googlegroups.com, verwaes...@chromium.org, victorgo...@chromium.org

Jakob Linke added 1 comment

File src/maglev/maglev-graph-builder.cc
Line 12304, Patchset 4 (Latest): return TryGetFloat64Constant(v, TaggedToFloat64ConversionType::kOnlyNumber)
Jakob Linke . unresolved

Maybe we also want to convert oddballs / holes here? Right now we are conservative and select PACKED_ELEMENTS for oddballs.

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Victor Gomes (Gerrit)

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Sep 26, 2025, 7:41:12 AM (23 hours ago) Sep 26
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Attention needed from Jakob Linke

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File-level comment, Patchset 4 (Latest):
Victor Gomes . resolved

LGTM!

File src/maglev/maglev-graph-builder.cc
Line 12304, Patchset 4 (Latest): return TryGetFloat64Constant(v, TaggedToFloat64ConversionType::kOnlyNumber)
Jakob Linke . resolved

Maybe we also want to convert oddballs / holes here? Right now we are conservative and select PACKED_ELEMENTS for oddballs.

Victor Gomes

Acknowledged

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