CHANGELOG.md

CHANGELOGS

Instrument:

• Add [Feature] prefix for new features
• Add [Bugfix] prefix for bug fixes
• Add [API] prefix for API changes

staging

please add your unreleased change here.

• [Feature] Add more send/recv actions profiling

20240716

• [SPU] 0.9.2b0 release
• [Feature] Support jax.numpy.bitwise_count
• [Bugfix] Fix jax.numpy.signbit wrong answer with very large input

20240621

• [SPU] 0.9.1b0 release
• [Feature] Add ORAM based dynamic_slice for ABY3
• [Feature] Add Atan2Op support
• [API] Add beaver cache support for semi2k (experimental)

20240415

• [Feature] Add minimax approximation for log
• [Feature] Support jax.lax.top_k
• [Feature] Support round to nearest even
• [Improvement] Default log approximation to minmax
• [Improvement] Improve median performance

20240306

• [Feature] Support more generic Torch model inference
• [Improvement] Optimize one-time setup for yacl ot
• [Improvement] Optimize sort performance
• [Infra] Python 3.8 is no longer suppoted
• [Infra] Bump jax minimum version to 0.4.16

20240105

• [Feature] Add Odd-Even Merge Sort to replace the bitonic sort
• [Feature] Add radix sort support for ABY3
• [Feature] Integrate with secretflow/psi
• [Feature] Add Linux aarch64 support
• [Feature] Add equal support for SEMI2K and ABY3
• [Improvement] Optimize sort memory usage
• [Improvement] Improve compatibility with latest Jax
• [Bugfix] Fix compilation cache collision under certain cases
• [Deprecated] macOS 11.x is no longer supported

20231108

• [Bugfix] Fix compatibility with latest Jax
• [Feature] Improve memory efficiency during encode/decode data
• [Feature] Add radix sort support for SEMI2K
• [Feature] Experimental: ABY3 matmul CUDA support
• [Feature] Experimental: Private support under colocated mode
• [Feature] Add yacl ot support for Cheetah

20230906

• [SPU] 0.5.0 release
• [API] Update IO interface to support splitting large data into chunks
• [API] Add intrinsic function support
• [Feature] Add half type support
• [Feature] Add PSI progress report
• [Feature] Add SineOp/CosineOp support
• [Feature] Add complex support

20230705

• [SPU] 0.4.1 release
• [Improvement] Improve tanh performance

20230614

• [SPU] 0.4.0 release
• [Feature] Improve secret dynamic slicing performance
• [Feature] Improve accuracy of tanh approximation
• [Example] Add flax GPT2
• [Example] Add ResNet
• [Bugfix] Fix gen cache in unbalanced psi
• [Bugfix] Fix possible compilation cache collision
• [Improvement] Improve accuracy of mean with large size input
• [Improvement] Improve support of Jax 64bit mode
• [API] Add compiler options

20230406

• [SPU] 0.3.2 release
• [Feature] Add TrustedThirdParty beaver provider for semi2k
• [Feature] Expose ssl/tls options
• [Feature] Add EpsilonOp
• [Feature] Support CaseOp
• [Feature] Improve sort performance
• [Feature] Improve shift performance
• [Feature] Support shift by secret number of bits
• [Feature] Support secret indexing
• [Feature] Add PIR python binding
• [bugfix] Fix boolean ConstantOp
• [bugfix] Fix jnp.median
• [bugfix] Fix jnp.sort on floating point inputs
• [bugfix] Fix secret sort with public payloads
• [3p] Relax TensorFlow version in requirements.txt
• [3p] Move to OpenXLA
• [API] Move C++ API from spu to libspu
• [PSI] Add ecdh-oprf 2-party two stage mode.

20230104

• [SPU] 0.3.1 release
• [API] Add get_var_meta
• [API] Change ValueProto to bytes in Runtime/IO binding API
• [Feature] Add SPU logging
• [Feature] ECDH-PSI supports white box interconnection mode
• [Feature] Various performance improvements
• [Feature] Lift IfOp condition limit
• [bugfix] Fix various crashes
• [3p] Build with Tensorflow 2.11.0
• [3p] Update JAX to 0.4.1

20221116

• [SPU] 0.3.0 release
• [API] Add IR type for frontend compilation
• [Feature] Support SignOp, Expm1Op, DotGeneralOp
• [Feature] Improve convolution performance
• [Feature] Link Send/Recv python binding
• [bugfix] Relax iota type constraint
• [bugfix] Fix type inference for whileOp/dynamicUpdateSliceOp
• [bugfix] Relax clamp type constraint
• [bugfix] Fix NotOp with non-pred integer types

20220905

• [SPU] 0.2.4 release
• [bugfix] Fix Tensorflow example
• [miscs] Performance improvements

20220822

• [SPU] 0.2.1 release
• [Feature] Add compiler cache
• [Feature] Support bc22-pcg psi
• [API] Refactor psi api
• [miscs] Various performance improvements

20220727

• [SPU] 0.1.1 release
• [API] Added rsqrt support
• [bugfix] Fixed some crashes and wrong answers

20220527

• [SPU] 0.1.0 release
• [API] Add exp/log approximation configurations.
• [API] Change SigmoidMode enum value.

20220513

• [SPU] 0.0.10
• [Infra] Set minimum macOS requirements to 11.0
• [Feature] Performance improvements
• [Feature] Support SelectAndScatter.

20220511

• [SPU] 0.0.9 release
• [Feature] Add spu.binding.distributed.
• [API] Expose visibility to ValueProto.
• [bugfix] Fixed several vtype and dtype mismatches.
• [bugfix] Improve multiply accuracy under certain scenarios.
• [bugfix] Ensure dynamic-slice & dynamic-update-slice OOB behavior is aligned with XLA semantics.

20220427

• [SPU] 0.0.8.1 release
• [bugfix] Fix iota type mismatch.

20220425

• [SPU] 0.0.8 release
• [Feature] Add tanh support.
• [bugfix] Fix secret shift wrong answer.

20220424

• [SPU] 0.0.7.1 release
• [bugfix] Fix secret shift.

20220422

• [SPU] 0.0.7 release
• [Feature] Add python simulation module.
• [Feature] Support general sort comparator.
• [Feature] Support remainder operation.
• [Feature] Support arithmetic right shift operation.
• [API] Change DataType definition, support more accurate encoding.

20220412.1

• [SPU] 0.0.6.1 release
• [bugfix] Fixed several macOS build issues.

20220412

• [SPU] 0.0.6 release
• [API] Add storage_type/data_type, remove type_data.
• [Experimental] Log(natural logarithm) is calculated with Pade approximation instead of Householder's approximation.
• [API] Fix typo, goldschmdit.
• [Improvement] fxp div, improvement accuracy with normal distributed inputs.

20220325

• [SPU] 0.0.5.1 release
• [Bugfix] Fix SEMI2K division wrong answer

20220324

• [SPU] 0.0.5 release
• [Improvement] Lift Convolution limitations.
• [Improvement] Optimize maximum/minimum speed, with MPC B2A single bit conversion.
• [Experimental] Div is calculated with direct goldschmdit method instead of multiplication of dividend and divisor reciprocal.
• [API] change RuntimeConfig.enable_op_time_profile to enable_pphlo_profile.
• [API] change RuntimeConfig.fxp_reciprocal_goldschmdit_iters to fxp_div_goldschmdit_iters.

20220308

• [SPU] 0.0.4 release
• [Feature] add silent ot support for various ot scenarios (chosen/correlated/random messages, chosen/correlated/random choices, 1o2/1oN)
• [Feature] add non-linear computation protocols based on silent ot (comparison, truncation, b2a, triple, randbit, etc)
• [Feature] add a 2PC protocol: Cheetah
• [Improvement] concatenate is a lot faster
• [API] add RuntimeConfig.enable_op_time_profile to ask SPU to collect timing profiling data
• [Bugfix] fixed pphlo.ConstOp may lose signed bit after encoding

20220303

• [spu] 0.0.3 release
• [API] merge (config.proto, executable.proto, types.proto) into single spu.proto.
• [API] change RuntimeConfig.enable_protocol_trace to enable_action_trace.
• [API] change RuntimeConfig.fxp_recirptocal_goldschmdit_iters to fxp_reciprocal_goldschmdit_iters.
• [API] add RuntimeConfig.reveal_secret_condition to allow reveal secret control flow condition.
• [Bugfix] Fixed SEGV when reconstruct from an ABY3 scalar secret
• [Feature] Left/right shift now properly supports non-scalar inputs

20220217

• [spu] 0.0.2.3 release

20220211

• [spu] 0.0.2.2 release
• [Bugfix] Fix exception when kkrt psi input is too small

20220210

• [spu] 0.0.2.1 release
• [Bugfix] Fix exception when streaming psi output directory already exists

20220209

• [spu] 0.0.2 release.
• [Feature] Support multi-parties psi

20210930

• [spu] Init release.