v2026.10.01

What's Changed

• Order a preprocessing storage's element types deterministically by @AlexanderViand in #3353
• RotationAnalysis: model nested affine.for in arithmetic DAGs by @AlexanderViand in #3354
• fix: lower chained secret Chebyshev evaluations natively by @AlexanderViand in #3352
• preprocessing: make resource loading DPS by @AlexanderViand in #3346
• fix typo by @copybara-service[bot] in #3390
• Update HEIR load_resource_bufferize test FileCheck pattern for LLVM integrate by @copybara-service[bot] in #3393
• Record where a ciphertext argument starts on the modulus chain by @AlexanderViand in #3357
• fix: preserve pre-existing func argument layouts in layout propagation by @copybara-service[bot] in #3369
• fix: a series of small mgmt & lattigo bugs by @AlexanderViand in #3351
• Preserve linear_transform in Lattigo backend by @copybara-service[bot] in #3315
• feat: generalize rotate-and-reduce and add depth-1 direct remap by @copybara-service[bot] in #3358
• Make Taylor approximation of math.exp opt-in by @copybara-service[bot] in #3389
• Pad channels for interchange rows for convolutions by @mdgrs in #3343
• update llvm dep for macos build by @j2kun in #3395
• refactor: unify cyclic layout helpers and add rank-generic cyclic layout support by @copybara-service[bot] in #3396
• fix: prevent operand attribute corruption in generic canonicalizers by @copybara-service[bot] in #3397
• feat: add batch PCMM diagonal kernel and support batch PCMM by @copybara-service[bot] in #3371
• Fix build_options_matrix workflow by @copybara-service[bot] in #3399
• setup.py: use @apple_support label after MODULE.bazel dropped the bui… by @AlexanderViand in #3405
• cheddar: add destination-style bufferization support by @AlexanderViand in #3404
• Preserve logical client/server interface roles by @AlexanderViand in #3407
• disable loop unrolling by default by @j2kun in #3410
• add blog post for 2026-09-10 meeting by @copybara-service[bot] in #3414
• bazel: patch rules_cuda breakage for CUDA 12.9 by @AlexanderViand in #3415
• split release workflow into wheel testing and proper release by @copybara-service[bot] in #3413
• Fix infinite looping frontend tests by @j2kun in #3416
• nfc: improve print statements of openfhe build script for local repro by @j2kun in #3417
• gather encryptions of zero into one memref by @copybara-service[bot] in #3398
• bump rules_cc for llvm integrate by @j2kun in #3419
• Orbit: Compression & SISO Partitioning by @edwjchen in #3194
• Rotom: Roll arguments can name a whole tensor axis by @edwjchen in #3174
• Check Chebyshev coefficients finiteness in CaratheodoryFejer by @copybara-service[bot] in #3420
• ci: add a workflow that builds Cheddar targets by @j2kun in #3426
• Add xz dep by @j2kun in #3431
• cheddar: register backend target config and module attributes by @copybara-service[bot] in #3430
• add RequiresLinearKeyBasisOpInterface by @copybara-service[bot] in #3432
• Add prepared linear transform type and ops to the kernel dialect. by @copybara-service[bot] in #3423
• Add PrepareLinearTransforms pass by @copybara-service[bot] in #3425
• Fixed for llvm/llvm-project@c495a9b by @copybara-service[bot] in #3436
• Enable strict properties in assembly format for the BGV dialect. by @copybara-service[bot] in #3447
• Enable strict properties in assembly format for the CGGI dialect. by @copybara-service[bot] in #3450
• Enable strict properties in assembly format for the CKKS dialect. by @copybara-service[bot] in #3446
• Enable strict properties in assembly format for the Comb dialect. by @copybara-service[bot] in #3445
• Enable strict properties in assembly format for the Debug dialect. by @copybara-service[bot] in #3444
• Enable strict properties in assembly format for the JaxiteWord dialect. by @copybara-service[bot] in #3449
• Enable strict properties in assembly format for the Kernel dialect. by @copybara-service[bot] in #3451
• Enable strict properties in assembly format for the LWE dialect. by @copybara-service[bot] in #3454
• Enable strict properties in assembly format for the Lattigo dialect. by @copybara-service[bot] in #3453
• add additional metadata to kernel.apply_linear_transform by @copybara-service[bot] in #3435
• Enable strict properties in assembly format for the Mgmt dialect. by @copybara-service[bot] in #3460
• Enable strict properties in assembly format for the ModArith dialect. by @copybara-service[bot] in #3457
• Enable strict properties in assembly format for the Openfhe dialect. by @copybara-service[bot] in #3452
• Enable strict properties in assembly format for the Orion dialect. by @copybara-service[bot] in #3458
• Enable strict properties in assembly format for the Polynomial dialect. by @copybara-service[bot] in #3456
• lattigo: always cyclically repeat during codegen by @copybara-service[bot] in #3437
• Check kernel linear transform slot sizes per ciphertext. by @copybara-service[bot] in #3424
• cheddar: support CKKS cross-level management without adjust_scale by @copybara-service[bot] in #3439

Full Changelog: v2026.09.01...v2026.10.01