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chore: greenlight array_set_optimization#9560

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aakoshh merged 10 commits intomasterfrom
af/9520-greenlight-array-set
Aug 20, 2025
Merged

chore: greenlight array_set_optimization#9560
aakoshh merged 10 commits intomasterfrom
af/9520-greenlight-array-set

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@aakoshh aakoshh commented Aug 19, 2025

Description

Problem*

Resolves #9520

Summary*

  • Added module documentation
  • Some refactoring to reduce duplication
  • Added unit tests
  • Added a new pre-check condition to reject IfElse

Additional Context

I added an assert_ssa_does_not_change helper function, because it seems to be something we copy paste often. For example in one of the unit tests it seem to have been copied with the comment that the SSA isn't expected to change, but then the code contained an SSA that was actually different, which was confusing. Now we can explicitly call a self-describing function with a pass.

There are dozens of places this could be used, but I didn't do it in this PR to avoid creating unnecessary noise.

Documentation*

Check one:

  • No documentation needed.
  • Documentation included in this PR.
  • [For Experimental Features] Documentation to be submitted in a separate PR.

PR Checklist*

  • I have tested the changes locally.
  • I have formatted the changes with Prettier and/or cargo fmt on default settings.

@aakoshh aakoshh requested a review from a team August 19, 2025 11:47
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⚠️ 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: 2a5959f Previous: 8d78909 Ratio
test_report_zkpassport_noir-ecdsa_ 3 s 2 s 1.50

This comment was automatically generated by workflow using github-action-benchmark.

CC: @TomAFrench

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Looks great! I left a couple of optional comments.

@aakoshh aakoshh added this pull request to the merge queue Aug 20, 2025
Merged via the queue into master with commit 4451b45 Aug 20, 2025
122 checks passed
@aakoshh aakoshh deleted the af/9520-greenlight-array-set branch August 20, 2025 09:32
AztecBot pushed a commit to AztecProtocol/aztec-packages that referenced this pull request Aug 22, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec.
BEGIN_COMMIT_OVERRIDE
chore: some mem2reg refactors regarding expressions and aliases (noir-lang/noir#9610)
feat: keep last loads from predecessors in mem2reg (noir-lang/noir#9492)
chore: Update flattening docs (noir-lang/noir#9588)
chore: remove redundant globals creation (noir-lang/noir#9606)
chore: simplify Expression in mem2reg (noir-lang/noir#9599)
chore: remove duplicate `contains_reference` in mem2reg (noir-lang/noir#9602)
chore!: remove `verify_signature_slice` methods from stdlib (noir-lang/noir#9597)
fix(expand): correctly handle nested dereferences (noir-lang/noir#9598)
fix(ssa): Do not simplify on lhs being zero for shifts (noir-lang/noir#9596)
chore: store last loads in `HashSet` instead of `HashMap` in mem2reg (noir-lang/noir#9498)
chore: `--no-ssa-locations` for `nargo interpret` and show negative values when printing SSA (noir-lang/noir#9586)
fix: `assert_constant` refactors and fixes from audit (noir-lang/noir#9547)
fix(ssa): Consider `shl` and `shr` to have side effects (noir-lang/noir#9580)
fix: avoid invalid cast in `remove_bit_shifts` (noir-lang/noir#9570)
fix(mem2reg): Consider aliases of a loaded address to be loaded from as well (noir-lang/noir#9567)
fix: Consume correct number of fields when printing references (noir-lang/noir#9579)
chore: Add a section for numeric type aliases (noir-lang/noir#9589)
chore(remove_paired_rc): Add various unit tests (noir-lang/noir#9425)
fix: incorrect max bit size in `remove_bit_shifts` (noir-lang/noir#9585)
chore(ssa): Simplify shl/shr identity operations (noir-lang/noir#9587)
chore: greenlight `brillig_array_get_and_set` for audits (noir-lang/noir#9540)
chore(ssa): Update comments on `loop_invariant` for audit and some missing unit tests (noir-lang/noir#9574)
chore: Switch to node v22.15.0 (noir-lang/noir#9582)
chore: Update unrolling docs for audit (noir-lang/noir#9572)
chore: greenlight `array_set_optimization` (noir-lang/noir#9560)
fix(acir_gen): Keep range checks before side effects (noir-lang/noir#9340)
END_COMMIT_OVERRIDE
github-merge-queue bot pushed a commit to AztecProtocol/aztec-packages that referenced this pull request Aug 22, 2025
Automated pull of nightly from the
[noir](https://github.com/noir-lang/noir) programming language, a
dependency of Aztec.
BEGIN_COMMIT_OVERRIDE
chore: some mem2reg refactors regarding expressions and aliases
(noir-lang/noir#9610)
feat: keep last loads from predecessors in mem2reg
(noir-lang/noir#9492)
chore: Update flattening docs
(noir-lang/noir#9588)
chore: remove redundant globals creation
(noir-lang/noir#9606)
chore: simplify Expression in mem2reg
(noir-lang/noir#9599)
chore: remove duplicate `contains_reference` in mem2reg
(noir-lang/noir#9602)
chore!: remove `verify_signature_slice` methods from stdlib
(noir-lang/noir#9597)
fix(expand): correctly handle nested dereferences
(noir-lang/noir#9598)
fix(ssa): Do not simplify on lhs being zero for shifts
(noir-lang/noir#9596)
chore: store last loads in `HashSet` instead of `HashMap` in mem2reg
(noir-lang/noir#9498)
chore: `--no-ssa-locations` for `nargo interpret` and show negative
values when printing SSA (noir-lang/noir#9586)
fix: `assert_constant` refactors and fixes from audit
(noir-lang/noir#9547)
fix(ssa): Consider `shl` and `shr` to have side effects
(noir-lang/noir#9580)
fix: avoid invalid cast in `remove_bit_shifts`
(noir-lang/noir#9570)
fix(mem2reg): Consider aliases of a loaded address to be loaded from as
well (noir-lang/noir#9567)
fix: Consume correct number of fields when printing references
(noir-lang/noir#9579)
chore: Add a section for numeric type aliases
(noir-lang/noir#9589)
chore(remove_paired_rc): Add various unit tests
(noir-lang/noir#9425)
fix: incorrect max bit size in `remove_bit_shifts`
(noir-lang/noir#9585)
chore(ssa): Simplify shl/shr identity operations
(noir-lang/noir#9587)
chore: greenlight `brillig_array_get_and_set` for audits
(noir-lang/noir#9540)
chore(ssa): Update comments on `loop_invariant` for audit and some
missing unit tests (noir-lang/noir#9574)
chore: Switch to node v22.15.0
(noir-lang/noir#9582)
chore: Update unrolling docs for audit
(noir-lang/noir#9572)
chore: greenlight `array_set_optimization`
(noir-lang/noir#9560)
fix(acir_gen): Keep range checks before side effects
(noir-lang/noir#9340)
END_COMMIT_OVERRIDE
github-merge-queue bot pushed a commit to AztecProtocol/aztec-packages that referenced this pull request Aug 23, 2025
Automated pull of nightly from the
[noir](https://github.com/noir-lang/noir) programming language, a
dependency of Aztec.
BEGIN_COMMIT_OVERRIDE
chore: some mem2reg refactors regarding expressions and aliases
(noir-lang/noir#9610)
feat: keep last loads from predecessors in mem2reg
(noir-lang/noir#9492)
chore: Update flattening docs
(noir-lang/noir#9588)
chore: remove redundant globals creation
(noir-lang/noir#9606)
chore: simplify Expression in mem2reg
(noir-lang/noir#9599)
chore: remove duplicate `contains_reference` in mem2reg
(noir-lang/noir#9602)
chore!: remove `verify_signature_slice` methods from stdlib
(noir-lang/noir#9597)
fix(expand): correctly handle nested dereferences
(noir-lang/noir#9598)
fix(ssa): Do not simplify on lhs being zero for shifts
(noir-lang/noir#9596)
chore: store last loads in `HashSet` instead of `HashMap` in mem2reg
(noir-lang/noir#9498)
chore: `--no-ssa-locations` for `nargo interpret` and show negative
values when printing SSA (noir-lang/noir#9586)
fix: `assert_constant` refactors and fixes from audit
(noir-lang/noir#9547)
fix(ssa): Consider `shl` and `shr` to have side effects
(noir-lang/noir#9580)
fix: avoid invalid cast in `remove_bit_shifts`
(noir-lang/noir#9570)
fix(mem2reg): Consider aliases of a loaded address to be loaded from as
well (noir-lang/noir#9567)
fix: Consume correct number of fields when printing references
(noir-lang/noir#9579)
chore: Add a section for numeric type aliases
(noir-lang/noir#9589)
chore(remove_paired_rc): Add various unit tests
(noir-lang/noir#9425)
fix: incorrect max bit size in `remove_bit_shifts`
(noir-lang/noir#9585)
chore(ssa): Simplify shl/shr identity operations
(noir-lang/noir#9587)
chore: greenlight `brillig_array_get_and_set` for audits
(noir-lang/noir#9540)
chore(ssa): Update comments on `loop_invariant` for audit and some
missing unit tests (noir-lang/noir#9574)
chore: Switch to node v22.15.0
(noir-lang/noir#9582)
chore: Update unrolling docs for audit
(noir-lang/noir#9572)
chore: greenlight `array_set_optimization`
(noir-lang/noir#9560)
fix(acir_gen): Keep range checks before side effects
(noir-lang/noir#9340)
END_COMMIT_OVERRIDE
mralj pushed a commit to AztecProtocol/aztec-packages that referenced this pull request Oct 13, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec.
BEGIN_COMMIT_OVERRIDE
chore: some mem2reg refactors regarding expressions and aliases (noir-lang/noir#9610)
feat: keep last loads from predecessors in mem2reg (noir-lang/noir#9492)
chore: Update flattening docs (noir-lang/noir#9588)
chore: remove redundant globals creation (noir-lang/noir#9606)
chore: simplify Expression in mem2reg (noir-lang/noir#9599)
chore: remove duplicate `contains_reference` in mem2reg (noir-lang/noir#9602)
chore!: remove `verify_signature_slice` methods from stdlib (noir-lang/noir#9597)
fix(expand): correctly handle nested dereferences (noir-lang/noir#9598)
fix(ssa): Do not simplify on lhs being zero for shifts (noir-lang/noir#9596)
chore: store last loads in `HashSet` instead of `HashMap` in mem2reg (noir-lang/noir#9498)
chore: `--no-ssa-locations` for `nargo interpret` and show negative values when printing SSA (noir-lang/noir#9586)
fix: `assert_constant` refactors and fixes from audit (noir-lang/noir#9547)
fix(ssa): Consider `shl` and `shr` to have side effects (noir-lang/noir#9580)
fix: avoid invalid cast in `remove_bit_shifts` (noir-lang/noir#9570)
fix(mem2reg): Consider aliases of a loaded address to be loaded from as well (noir-lang/noir#9567)
fix: Consume correct number of fields when printing references (noir-lang/noir#9579)
chore: Add a section for numeric type aliases (noir-lang/noir#9589)
chore(remove_paired_rc): Add various unit tests (noir-lang/noir#9425)
fix: incorrect max bit size in `remove_bit_shifts` (noir-lang/noir#9585)
chore(ssa): Simplify shl/shr identity operations (noir-lang/noir#9587)
chore: greenlight `brillig_array_get_and_set` for audits (noir-lang/noir#9540)
chore(ssa): Update comments on `loop_invariant` for audit and some missing unit tests (noir-lang/noir#9574)
chore: Switch to node v22.15.0 (noir-lang/noir#9582)
chore: Update unrolling docs for audit (noir-lang/noir#9572)
chore: greenlight `array_set_optimization` (noir-lang/noir#9560)
fix(acir_gen): Keep range checks before side effects (noir-lang/noir#9340)
END_COMMIT_OVERRIDE
ludamad pushed a commit to AztecProtocol/aztec-packages that referenced this pull request Dec 16, 2025
Automated pull of nightly from the [noir](https://github.com/noir-lang/noir) programming language, a dependency of Aztec.
BEGIN_COMMIT_OVERRIDE
chore: some mem2reg refactors regarding expressions and aliases (noir-lang/noir#9610)
feat: keep last loads from predecessors in mem2reg (noir-lang/noir#9492)
chore: Update flattening docs (noir-lang/noir#9588)
chore: remove redundant globals creation (noir-lang/noir#9606)
chore: simplify Expression in mem2reg (noir-lang/noir#9599)
chore: remove duplicate `contains_reference` in mem2reg (noir-lang/noir#9602)
chore!: remove `verify_signature_slice` methods from stdlib (noir-lang/noir#9597)
fix(expand): correctly handle nested dereferences (noir-lang/noir#9598)
fix(ssa): Do not simplify on lhs being zero for shifts (noir-lang/noir#9596)
chore: store last loads in `HashSet` instead of `HashMap` in mem2reg (noir-lang/noir#9498)
chore: `--no-ssa-locations` for `nargo interpret` and show negative values when printing SSA (noir-lang/noir#9586)
fix: `assert_constant` refactors and fixes from audit (noir-lang/noir#9547)
fix(ssa): Consider `shl` and `shr` to have side effects (noir-lang/noir#9580)
fix: avoid invalid cast in `remove_bit_shifts` (noir-lang/noir#9570)
fix(mem2reg): Consider aliases of a loaded address to be loaded from as well (noir-lang/noir#9567)
fix: Consume correct number of fields when printing references (noir-lang/noir#9579)
chore: Add a section for numeric type aliases (noir-lang/noir#9589)
chore(remove_paired_rc): Add various unit tests (noir-lang/noir#9425)
fix: incorrect max bit size in `remove_bit_shifts` (noir-lang/noir#9585)
chore(ssa): Simplify shl/shr identity operations (noir-lang/noir#9587)
chore: greenlight `brillig_array_get_and_set` for audits (noir-lang/noir#9540)
chore(ssa): Update comments on `loop_invariant` for audit and some missing unit tests (noir-lang/noir#9574)
chore: Switch to node v22.15.0 (noir-lang/noir#9582)
chore: Update unrolling docs for audit (noir-lang/noir#9572)
chore: greenlight `array_set_optimization` (noir-lang/noir#9560)
fix(acir_gen): Keep range checks before side effects (noir-lang/noir#9340)
END_COMMIT_OVERRIDE
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Greenlight array_set for audits

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