| Age | Commit message (Collapse) | Author | Lines |
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Remove -Zdep-tasks.
This option is not useful any more, we can use `tracing` and `RUSTC_LOG` to debug the dep-graph.
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filter_map_identity
iter_kv_map
needless_question_mark
redundant_at_rest_pattern
filter_next
derivable_impls
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Shorten backtraces for queries in ICEs
r? `@jyn514`
Fixes #107910
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Pass `DepContext` and `QueryContext` by value when practical
This removes some indirections for a minor performance improvement.
<table><tr><td rowspan="2">Benchmark</td><td colspan="1"><b>Before</b></th><td colspan="2"><b>After</b></th></tr><tr><td align="right">Time</td><td align="right">Time</td><td align="right">%</th></tr><tr><td>🟣 <b>clap</b>:check</td><td align="right">1.8294s</td><td align="right">1.8255s</td><td align="right"> -0.21%</td></tr><tr><td>🟣 <b>hyper</b>:check</td><td align="right">0.2667s</td><td align="right">0.2669s</td><td align="right"> 0.07%</td></tr><tr><td>🟣 <b>regex</b>:check</td><td align="right">1.0080s</td><td align="right">1.0063s</td><td align="right"> -0.17%</td></tr><tr><td>🟣 <b>syn</b>:check</td><td align="right">1.6335s</td><td align="right">1.6295s</td><td align="right"> -0.24%</td></tr><tr><td>🟣 <b>syntex_syntax</b>:check</td><td align="right">6.3633s</td><td align="right">6.3344s</td><td align="right"> -0.45%</td></tr><tr><td>Total</td><td align="right">11.1009s</td><td align="right">11.0627s</td><td align="right"> -0.34%</td></tr><tr><td>Summary</td><td align="right">1.0000s</td><td align="right">0.9980s</td><td align="right"> -0.20%</td></tr></table>
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Convert all the crates that have had their diagnostic migration
completed (except save_analysis because that will be deleted soon and
apfloat because of the licensing problem).
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This may introduce additional mono _but_ may help const fold things
better and especially may help not constructing a `QueryVTable` anymore
which is cheap but not free.
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Use an IndexVec to cache queries with index-like key
Revival of an old idea. Let's see if it has more effect.
r? `@ghost`
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`QueryDescription` has gone through a lot of refactoring and doesn't
make sense anymore.
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It was called directly already, but now it's even more useless since it
just forwards to the free function. Call it directly.
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Queries can provide an arbitrary expression for their description and
their caching behavior. Before, these expressions where stored in a
`rustc_query_description` macro emitted by the `rustc_queries` macro,
and then used in `rustc_query_impl` to fill out the methods for the
`QueryDescription` trait.
Instead, we now emit two new modules from `rustc_queries` containing the
functions with the expressions. `rustc_query_impl` calls these functions
now instead of invoking the macro.
Since we are now defining some of the functions in
`rustc_middle::query`, we now need all the imports for the key types
there as well.
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Use function pointers instead of macro-unrolled loops in rustc_query_impl
By making these standalone functions, we
a) allow making them extensible in the future with a new `QueryStruct`
b) greatly decrease the amount of code in each individual function, avoiding exponential blowup in llvm
Helps with https://github.com/rust-lang/rust/issues/96524. Based on https://github.com/rust-lang/rust/pull/101173; only the last commit is relevant.
r? `@cjgillot`
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This allows removing a function from the `DepKind` trait.
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By making these standalone functions, we
a) allow making them extensible in the future with a new `QueryStruct`
b) greatly decrease the amount of code in each individual function, avoiding exponential blowup in llvm
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add note for `layout_of` when query depth overflows
Fixes #101747
Added `try_find_layout_root` function to add a note for `layout_of` when query depth overflows. This would make the error in #101747 look like this:
```
error: queries overflow the depth limit!
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note: Query depth increased by 66 when computing layout of `core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<core::option::Option<alloc::boxed::Box<alloc::string::String>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>`!
--> D:\rust-backup\parallel_rust\query_depth.rs:40:1
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40 | fn main() {
| ^^^^^^^^^
error: aborting due to previous error
```
cc ``@semicoleon``
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