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Group dep nodes by chunks with sequential indices and only store the first index at the start of the chunk#140319

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Zoxc wants to merge 1 commit intorust-lang:mainfrom
Zoxc:dep-graph-index-chunks
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Group dep nodes by chunks with sequential indices and only store the first index at the start of the chunk#140319
Zoxc wants to merge 1 commit intorust-lang:mainfrom
Zoxc:dep-graph-index-chunks

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@Zoxc Zoxc commented Apr 26, 2025

This groups dep nodes by chunks with sequential indices and only stores the first index at the start of the chunk. This should reduce the dep graph size overhead from #139756.

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A-query-system Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html) perf-regression Performance regression. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.

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