Issues

• Potential issues with CheddarToEmitC memref lowering

  bug
  google/heir#3473 · Filter by author j2kun opened on Oct 5, 2026

• Use static analysis for RotationAnalysis

  newcomer project
  google/heir#3472 · Filter by author j2kun opened on Oct 5, 2026

• Support Multidimensional Broadcasts

  google/heir#3465 · Filter by author Someone117 opened on Oct 1, 2026

• Add Cerium as a backend

  google/heir#3442 · Filter by author edwjchen opened on Sep 29, 2026
  1

• CKKS/OpenFHE: double depth

  google/heir#3433 · Filter by author z0cal opened on Sep 25, 2026
  1

• Add Cheddar backend

  google/heir#3429 · Filter by author j2kun opened on Sep 25, 2026
  1

• --scheme-to-openfhe drops the crypto-context helpers when entry function name starts with two underscores

  google/heir#3421 · Filter by author BAder82t opened on Sep 22, 2026
  1

• Combining tensors at mismatched CKKS multiplicative levels emits arith.mulf on an integer tensor

  google/heir#3386 · Filter by author mattyaldridge07-ship-it opened on Aug 31, 2026

• Comparison operators (<, >, ==, !=) are broken in heir-py for every operand type

  google/heir#3384 · Filter by author mattyaldridge07-ship-it opened on Aug 31, 2026
  1

• Reconsider (1+x/2^k)^(2^k) as the default lowering for math.exp

  google/heir#3373 · Filter by author z0cal opened on Aug 29, 2026
  5

• Use level-saving plaintext ciphertext multiplication

  google/heir#3257 · Filter by author asraa opened on Jul 29, 2026

• OpenFhePkeEmitter's tensor.insert emission aliases SSA result to destination buffer, collapsing distinct outputs in multi-result functions

  google/heir#3196 · Filter by author VedantParanjape opened on Jul 15, 2026

• openfhe-alloc-to-inplace overwrites value which has uses.

  google/heir#3195 · Filter by author VedantParanjape opened on Jul 15, 2026

• Convert to ciphertext semantics incorrectly converts rotation shift to a tensor

  google/heir#3189 · Filter by author VedantParanjape opened on Jul 14, 2026

• Support layout propagation for pt-ct / ct-pt batch matrix multiplication.

  google/heir#3173 · Filter by author wtd2 opened on Jul 7, 2026
  1

• Determine which backends support ct-pt operations before relinearization

  google/heir#3149 · Filter by author j2kun opened on Jun 30, 2026
  6

• Clean up OpenMP gates

  google/heir#3103 · Filter by author j2kun opened on Jun 22, 2026

• Add Poulpy as a backend to HEIR

  newcomer project
  google/heir#3096 · Filter by author j2kun opened on Jun 17, 2026
  2

• //tests/Examples/lattigo/ckks/bicyclic_matmul:bicyclic_matmul_test is flaky

  google/heir#3089 · Filter by author j2kun opened on Jun 16, 2026
  2

• Fuse multiplication by a splat into conv2d and similar ops

  optimization
  google/heir#3025 · Filter by author j2kun opened on Jun 3, 2026
  1

• Add an end-to-end correctness test for ckks.relinearize

  google/heir#3022 · Filter by author j2kun opened on Jun 2, 2026

• Allow the user to specify that bootstrapping is forbidden

  google/heir#2998 · Filter by author j2kun opened on May 27, 2026

• Bufferize OpenFHE backend pipeline

  google/heir#2990 · Filter by author j2kun opened on May 26, 2026
  1

  

• MNIST with rolled kernels takes 7 minutes per inference

  google/heir#2975 · Filter by author j2kun opened on May 20, 2026

• clean-up: consider removing domain schedule from tensor_ext.assign_layout

  google/heir#2973 · Filter by author asraa opened on May 20, 2026
  1