Experimental: Add Derive Proc-Macro Caching#129102

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futile wants to merge 28 commits intorust-lang:masterfrom

futile:experimental/proc-macro-caching

Commits on Mar 28, 2025

deps(rustc_expand): Add `rustc_middle` as a dep
futile
committed
refactor(rustc_expand): Take &SyntaxExtension instead of only &*Kind
futile
committed
wip: So yeah, tests pass, but still `eval_always` (not far from disk caching though I think)
futile
committed
fix: Prevent double-enter with same `&mut ExtCtxt` (which would be UB)
futile
committed
chore: Remove old `allow`
futile
committed
chore: Remove unneeded code, adapt TODOs for pr-time
futile
committed
wip(test): Run with `-- --nocapture --verbose` and `invoked` should not appear in 2nd output
futile
committed
wip: Activate, test (and fix) on_disk caching for proc-macro expansions!
futile
committed
chore: Adjust timing outputs
futile
committed
feat: Add `-Zcache-all-derive-macros` to use/bypass cache
futile
committed
wip: try also hashing query output
futile
committed
prepare for PR (tidy should pass, caching=yes by default for rustc-perf)
futile
committed
wip: Undo unnecessary refactoring
futile
committed
rebase + fix unreachable pub-items, inline some CONTEXT-things
futile
committed
fix: comment + unused warning
futile
committed
style: move import to correct place
futile
committed
chore: remove old comment
futile
committed
don't flatten proc macro output, let's see how it goes
futile
committed
only retrieve expn_data once
futile
committed
fix: Ensure incremental compilation is also enabled
futile
committed
refactor!: Rename `cache-all-derive-macros` option to `cache-proc-macros`
futile
committed
nit: remove comment
futile
committed
refactor: Require `ecx` less
futile
committed
refactor: Only call invoc_id.expn_data() once, inline some `res`
futile
committed
refactor: Don't enter context if not caching (don't need it then)
futile
committed
refactor: Move derive_macro_expansion.rs to end of proc_macro.rs
futile
committed
fix: Make non-context expansion actually work
futile
committed
fix: Build was broken, probably should squash all commits now or sth.
futile
committed

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Experimental: Add Derive Proc-Macro Caching#129102

Commits on Mar 28, 2025

deps(rustc_expand): Add `rustc_middle` as a dep

refactor(rustc_expand): Take &SyntaxExtension instead of only &*Kind

wip: So yeah, tests pass, but still `eval_always` (not far from disk caching though I think)

fix: Prevent double-enter with same `&mut ExtCtxt` (which would be UB)

chore: Remove old `allow`

chore: Remove unneeded code, adapt TODOs for pr-time

wip(test): Run with `-- --nocapture --verbose` and `invoked` should not appear in 2nd output

wip: Activate, test (and fix) on_disk caching for proc-macro expansions!

chore: Adjust timing outputs

feat: Add `-Zcache-all-derive-macros` to use/bypass cache

wip: try also hashing query output

prepare for PR (tidy should pass, caching=yes by default for rustc-perf)

wip: Undo unnecessary refactoring

rebase + fix unreachable pub-items, inline some CONTEXT-things

fix: comment + unused warning

style: move import to correct place

chore: remove old comment

don't flatten proc macro output, let's see how it goes

only retrieve expn_data once

fix: Ensure incremental compilation is also enabled

refactor!: Rename `cache-all-derive-macros` option to `cache-proc-macros`

nit: remove comment

refactor: Require `ecx` less

refactor: Only call invoc_id.expn_data() once, inline some `res`

refactor: Don't enter context if not caching (don't need it then)

refactor: Move derive_macro_expansion.rs to end of proc_macro.rs

fix: Make non-context expansion actually work

fix: Build was broken, probably should squash all commits now or sth.