chore(mem2reg): avoid redundant PostOrder computation#9620
Merged
Conversation
![github-actions[bot]](https://avatars.githubusercontent.com/in/15368?s=60&v=4){kind=small}
Contributor
There was a problem hiding this comment.
⚠️ Performance Alert ⚠️
Possible performance regression was detected for benchmark 'Test Suite Duration'.
Benchmark result of this commit is worse than the previous benchmark result exceeding threshold 1.20.
| Benchmark suite | Current: 7c4d721 | Previous: 3679e4c | Ratio |
|---|---|---|---|
test_report_AztecProtocol_aztec-packages_noir-projects_noir-protocol-circuits_crates_blob |
200 s |
153 s |
1.31 |
test_report_zkpassport_noir_rsa_ |
2 s |
1 s |
2 |
This comment was automatically generated by workflow using github-action-benchmark.
CC: @TomAFrench
jfecher
approved these changes
Aug 25, 2025
github-merge-queue
bot
removed this pull request from the merge queue due to failed status checks
AztecBot
pushed a commit
to AztecProtocol/aztec-packages
that referenced
this pull request
Aug 27, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec. BEGIN_COMMIT_OVERRIDE fix: don't thread-bomb unnecessarily (noir-lang/noir#9643) chore(mem2reg): Only add to per function last_loads if load is not removed (noir-lang/noir#9647) chore(mem2reg): add a few regression tests (noir-lang/noir#9615) fix: Monomorphize function values as pairs of `(constrained, unconstrained)` (noir-lang/noir#9484) fix(mem2reg): Mark block parameters with unknown alias sets in presence of nested references (noir-lang/noir#9629) fix(ssa): Put some default in `Value::uninitialized` for references in the SSA interpreter (noir-lang/noir#9603) feat(ssa_fuzzer): ecdsa blackbox functions (noir-lang/noir#9584) fix(mem2reg): missing alias from block parameter to its argument (noir-lang/noir#9640) fix(acir_gen): A slice might be a nested Array, not a flattened DynamicArray (noir-lang/noir#9600) chore: add another mem2reg regression for #9613 (noir-lang/noir#9635) chore: document remove_if_else (in preparation for audit) (noir-lang/noir#9621) fix(mem2reg): Assume all function reference parameters have an unknown alias set with nested references (noir-lang/noir#9632) chore: add a regression test for #9613 (noir-lang/noir#9630) fix: Revert "feat(mem2reg): address last known value is independent of its… (noir-lang/noir#9628) fix(inlining): Do not inline globals and lower them during ACIR gen (noir-lang/noir#9626) chore(brillig): Include function name with `--count-array-copies` debug information (noir-lang/noir#9623) chore: use `assert_ssa_does_not_change` throughout all SSA tests (noir-lang/noir#9625) chore: only run remove_paired_rc in brillig functions (noir-lang/noir#9624) chore: some inlining refactors (noir-lang/noir#9622) chore(mem2reg): avoid redundant PostOrder computation (noir-lang/noir#9620) chore: bump external pinned commits (noir-lang/noir#9618) chore: document intrinsics (noir-lang/noir#9382) fix: Make inc/dec_rc impure (noir-lang/noir#9617) chore: greenlight `checked_to_unchecked` for audits (noir-lang/noir#9537) feat(mem2reg): address last known value is independent of its aliases (noir-lang/noir#9613) fix: Fix if-else alias in mem2reg (noir-lang/noir#9611) END_COMMIT_OVERRIDE
github-merge-queue bot
pushed a commit
to AztecProtocol/aztec-packages
that referenced
this pull request
Aug 27, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec. BEGIN_COMMIT_OVERRIDE fix: don't thread-bomb unnecessarily (noir-lang/noir#9643) chore(mem2reg): Only add to per function last_loads if load is not removed (noir-lang/noir#9647) chore(mem2reg): add a few regression tests (noir-lang/noir#9615) fix: Monomorphize function values as pairs of `(constrained, unconstrained)` (noir-lang/noir#9484) fix(mem2reg): Mark block parameters with unknown alias sets in presence of nested references (noir-lang/noir#9629) fix(ssa): Put some default in `Value::uninitialized` for references in the SSA interpreter (noir-lang/noir#9603) feat(ssa_fuzzer): ecdsa blackbox functions (noir-lang/noir#9584) fix(mem2reg): missing alias from block parameter to its argument (noir-lang/noir#9640) fix(acir_gen): A slice might be a nested Array, not a flattened DynamicArray (noir-lang/noir#9600) chore: add another mem2reg regression for #9613 (noir-lang/noir#9635) chore: document remove_if_else (in preparation for audit) (noir-lang/noir#9621) fix(mem2reg): Assume all function reference parameters have an unknown alias set with nested references (noir-lang/noir#9632) chore: add a regression test for #9613 (noir-lang/noir#9630) fix: Revert "feat(mem2reg): address last known value is independent of its… (noir-lang/noir#9628) fix(inlining): Do not inline globals and lower them during ACIR gen (noir-lang/noir#9626) chore(brillig): Include function name with `--count-array-copies` debug information (noir-lang/noir#9623) chore: use `assert_ssa_does_not_change` throughout all SSA tests (noir-lang/noir#9625) chore: only run remove_paired_rc in brillig functions (noir-lang/noir#9624) chore: some inlining refactors (noir-lang/noir#9622) chore(mem2reg): avoid redundant PostOrder computation (noir-lang/noir#9620) chore: bump external pinned commits (noir-lang/noir#9618) chore: document intrinsics (noir-lang/noir#9382) fix: Make inc/dec_rc impure (noir-lang/noir#9617) chore: greenlight `checked_to_unchecked` for audits (noir-lang/noir#9537) feat(mem2reg): address last known value is independent of its aliases (noir-lang/noir#9613) fix: Fix if-else alias in mem2reg (noir-lang/noir#9611) END_COMMIT_OVERRIDE
github-merge-queue bot
pushed a commit
to AztecProtocol/aztec-packages
that referenced
this pull request
Aug 27, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec. BEGIN_COMMIT_OVERRIDE fix: don't thread-bomb unnecessarily (noir-lang/noir#9643) chore(mem2reg): Only add to per function last_loads if load is not removed (noir-lang/noir#9647) chore(mem2reg): add a few regression tests (noir-lang/noir#9615) fix: Monomorphize function values as pairs of `(constrained, unconstrained)` (noir-lang/noir#9484) fix(mem2reg): Mark block parameters with unknown alias sets in presence of nested references (noir-lang/noir#9629) fix(ssa): Put some default in `Value::uninitialized` for references in the SSA interpreter (noir-lang/noir#9603) feat(ssa_fuzzer): ecdsa blackbox functions (noir-lang/noir#9584) fix(mem2reg): missing alias from block parameter to its argument (noir-lang/noir#9640) fix(acir_gen): A slice might be a nested Array, not a flattened DynamicArray (noir-lang/noir#9600) chore: add another mem2reg regression for #9613 (noir-lang/noir#9635) chore: document remove_if_else (in preparation for audit) (noir-lang/noir#9621) fix(mem2reg): Assume all function reference parameters have an unknown alias set with nested references (noir-lang/noir#9632) chore: add a regression test for #9613 (noir-lang/noir#9630) fix: Revert "feat(mem2reg): address last known value is independent of its… (noir-lang/noir#9628) fix(inlining): Do not inline globals and lower them during ACIR gen (noir-lang/noir#9626) chore(brillig): Include function name with `--count-array-copies` debug information (noir-lang/noir#9623) chore: use `assert_ssa_does_not_change` throughout all SSA tests (noir-lang/noir#9625) chore: only run remove_paired_rc in brillig functions (noir-lang/noir#9624) chore: some inlining refactors (noir-lang/noir#9622) chore(mem2reg): avoid redundant PostOrder computation (noir-lang/noir#9620) chore: bump external pinned commits (noir-lang/noir#9618) chore: document intrinsics (noir-lang/noir#9382) fix: Make inc/dec_rc impure (noir-lang/noir#9617) chore: greenlight `checked_to_unchecked` for audits (noir-lang/noir#9537) feat(mem2reg): address last known value is independent of its aliases (noir-lang/noir#9613) fix: Fix if-else alias in mem2reg (noir-lang/noir#9611) END_COMMIT_OVERRIDE
github-merge-queue bot
pushed a commit
to AztecProtocol/aztec-packages
that referenced
this pull request
Aug 27, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec. BEGIN_COMMIT_OVERRIDE fix: don't thread-bomb unnecessarily (noir-lang/noir#9643) chore(mem2reg): Only add to per function last_loads if load is not removed (noir-lang/noir#9647) chore(mem2reg): add a few regression tests (noir-lang/noir#9615) fix: Monomorphize function values as pairs of `(constrained, unconstrained)` (noir-lang/noir#9484) fix(mem2reg): Mark block parameters with unknown alias sets in presence of nested references (noir-lang/noir#9629) fix(ssa): Put some default in `Value::uninitialized` for references in the SSA interpreter (noir-lang/noir#9603) feat(ssa_fuzzer): ecdsa blackbox functions (noir-lang/noir#9584) fix(mem2reg): missing alias from block parameter to its argument (noir-lang/noir#9640) fix(acir_gen): A slice might be a nested Array, not a flattened DynamicArray (noir-lang/noir#9600) chore: add another mem2reg regression for #9613 (noir-lang/noir#9635) chore: document remove_if_else (in preparation for audit) (noir-lang/noir#9621) fix(mem2reg): Assume all function reference parameters have an unknown alias set with nested references (noir-lang/noir#9632) chore: add a regression test for #9613 (noir-lang/noir#9630) fix: Revert "feat(mem2reg): address last known value is independent of its… (noir-lang/noir#9628) fix(inlining): Do not inline globals and lower them during ACIR gen (noir-lang/noir#9626) chore(brillig): Include function name with `--count-array-copies` debug information (noir-lang/noir#9623) chore: use `assert_ssa_does_not_change` throughout all SSA tests (noir-lang/noir#9625) chore: only run remove_paired_rc in brillig functions (noir-lang/noir#9624) chore: some inlining refactors (noir-lang/noir#9622) chore(mem2reg): avoid redundant PostOrder computation (noir-lang/noir#9620) chore: bump external pinned commits (noir-lang/noir#9618) chore: document intrinsics (noir-lang/noir#9382) fix: Make inc/dec_rc impure (noir-lang/noir#9617) chore: greenlight `checked_to_unchecked` for audits (noir-lang/noir#9537) feat(mem2reg): address last known value is independent of its aliases (noir-lang/noir#9613) fix: Fix if-else alias in mem2reg (noir-lang/noir#9611) END_COMMIT_OVERRIDE
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Description
Problem
Part of #9393
Summary
Just a small refactor to avoid computing PostOrder redundantly.
Additional Context
Documentation
Check one:
PR Checklist
cargo fmton default settings.