TFHE Dialect

High Level Fully Homomorphic Encryption dialect A dialect for representation of high level operation on fully homomorphic ciphertext.

Operation definition

TFHE.batched_add_glwe_cst_int (::mlir::concretelang::TFHE::ABatchedAddGLWECstIntOp)

Batched version of AddGLWEIntOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertext

A GLWE ciphertext

plaintexts

1D tensor of integer values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_add_glwe_int_cst (::mlir::concretelang::TFHE::ABatchedAddGLWEIntCstOp)

Batched version of AddGLWEIntOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

plaintext

integer

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_add_glwe_int (::mlir::concretelang::TFHE::ABatchedAddGLWEIntOp)

Batched version of AddGLWEIntOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

plaintexts

1D tensor of integer values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_add_glwe (::mlir::concretelang::TFHE::ABatchedAddGLWEOp)

Batched version of AddGLWEOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertexts_a

1D tensor of A GLWE ciphertext values

ciphertexts_b

1D tensor of A GLWE ciphertext values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.add_glwe_int (::mlir::concretelang::TFHE::AddGLWEIntOp)

Returns the sum of a clear integer and an lwe ciphertext

Traits: AlwaysSpeculatableImplTrait

Interfaces: BatchableOpInterface, ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

a

A GLWE ciphertext

b

integer

Results:

ResultDescription

«unnamed»

A GLWE ciphertext

TFHE.add_glwe (::mlir::concretelang::TFHE::AddGLWEOp)

Returns the sum of two lwe ciphertexts

Traits: AlwaysSpeculatableImplTrait

Interfaces: BatchableOpInterface, ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

a

A GLWE ciphertext

b

A GLWE ciphertext

Results:

ResultDescription

«unnamed»

A GLWE ciphertext

TFHE.batched_bootstrap_glwe (::mlir::concretelang::TFHE::BatchedBootstrapGLWEOp)

Batched version of KeySwitchGLWEOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

key

::mlir::concretelang::TFHE::GLWEBootstrapKeyAttr

An attribute representing bootstrap key.

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

lookup_table

1D tensor of 64-bit signless integer values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_keyswitch_glwe (::mlir::concretelang::TFHE::BatchedKeySwitchGLWEOp)

Batched version of KeySwitchGLWEOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

key

::mlir::concretelang::TFHE::GLWEKeyswitchKeyAttr

An attribute representing keyswitch key.

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_mapped_bootstrap_glwe (::mlir::concretelang::TFHE::BatchedMappedBootstrapGLWEOp)

Batched version of KeySwitchGLWEOp which also batches the lookup table

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

key

::mlir::concretelang::TFHE::GLWEBootstrapKeyAttr

An attribute representing bootstrap key.

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

lookup_table

2D tensor of 64-bit signless integer values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_mul_glwe_cst_int (::mlir::concretelang::TFHE::BatchedMulGLWECstIntOp)

Batched version of MulGLWEIntOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertext

A GLWE ciphertext

cleartexts

1D tensor of integer values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_mul_glwe_int_cst (::mlir::concretelang::TFHE::BatchedMulGLWEIntCstOp)

Batched version of MulGLWEIntOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

cleartext

integer

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_mul_glwe_int (::mlir::concretelang::TFHE::BatchedMulGLWEIntOp)

Batched version of MulGLWEIntOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

cleartexts

1D tensor of integer values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.batched_neg_glwe (::mlir::concretelang::TFHE::BatchedNegGLWEOp)

Batched version of NegGLWEOp

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

ciphertexts

1D tensor of A GLWE ciphertext values

Results:

ResultDescription

result

1D tensor of A GLWE ciphertext values

TFHE.bootstrap_glwe (::mlir::concretelang::TFHE::BootstrapGLWEOp)

Programmable bootstraping of a GLWE ciphertext with a lookup table

Traits: AlwaysSpeculatableImplTrait

Interfaces: BatchableOpInterface, ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

key

::mlir::concretelang::TFHE::GLWEBootstrapKeyAttr

An attribute representing bootstrap key.

Operands:

OperandDescription

ciphertext

A GLWE ciphertext

lookup_table

1D tensor of 64-bit signless integer values

Results:

ResultDescription

result

A GLWE ciphertext

TFHE.encode_expand_lut_for_bootstrap (::mlir::concretelang::TFHE::EncodeExpandLutForBootstrapOp)

Encode and expand a lookup table so that it can be used for a bootstrap.

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

polySize

::mlir::IntegerAttr

32-bit signless integer attribute

outputBits

::mlir::IntegerAttr

32-bit signless integer attribute

isSigned

::mlir::BoolAttr

bool attribute

Operands:

OperandDescription

input_lookup_table

1D tensor of 64-bit signless integer values

Results:

ResultDescription

result

1D tensor of 64-bit signless integer values

TFHE.encode_lut_for_crt_woppbs (::mlir::concretelang::TFHE::EncodeLutForCrtWopPBSOp)

Encode and expand a lookup table so that it can be used for a wop pbs.

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

crtDecomposition

::mlir::ArrayAttr

64-bit integer array attribute

crtBits

::mlir::ArrayAttr

64-bit integer array attribute

modulusProduct

::mlir::IntegerAttr

32-bit signless integer attribute

isSigned

::mlir::BoolAttr

bool attribute

Operands:

OperandDescription

input_lookup_table

1D tensor of 64-bit signless integer values

Results:

ResultDescription

result

2D tensor of 64-bit signless integer values

TFHE.encode_plaintext_with_crt (::mlir::concretelang::TFHE::EncodePlaintextWithCrtOp)

Encodes a plaintext by decomposing it on a crt basis.

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

mods

::mlir::ArrayAttr

64-bit integer array attribute

modsProd

::mlir::IntegerAttr

64-bit signless integer attribute

Operands:

OperandDescription

input

64-bit signless integer

Results:

ResultDescription

result

1D tensor of 64-bit signless integer values

TFHE.keyswitch_glwe (::mlir::concretelang::TFHE::KeySwitchGLWEOp)

Change the encryption parameters of a glwe ciphertext by applying a keyswitch

Traits: AlwaysSpeculatableImplTrait

Interfaces: BatchableOpInterface, ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

key

::mlir::concretelang::TFHE::GLWEKeyswitchKeyAttr

An attribute representing keyswitch key.

Operands:

OperandDescription

ciphertext

A GLWE ciphertext

Results:

ResultDescription

result

A GLWE ciphertext

TFHE.mul_glwe_int (::mlir::concretelang::TFHE::MulGLWEIntOp)

Returns the product of a clear integer and an lwe ciphertext

Traits: AlwaysSpeculatableImplTrait

Interfaces: BatchableOpInterface, ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

a

A GLWE ciphertext

b

integer

Results:

ResultDescription

«unnamed»

A GLWE ciphertext

TFHE.neg_glwe (::mlir::concretelang::TFHE::NegGLWEOp)

Negates a glwe ciphertext

Traits: AlwaysSpeculatableImplTrait

Interfaces: BatchableOpInterface, ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

a

A GLWE ciphertext

Results:

ResultDescription

«unnamed»

A GLWE ciphertext

TFHE.sub_int_glwe (::mlir::concretelang::TFHE::SubGLWEIntOp)

Substracts an integer and a GLWE ciphertext

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Operands:

OperandDescription

a

integer

b

A GLWE ciphertext

Results:

ResultDescription

«unnamed»

A GLWE ciphertext

TFHE.wop_pbs_glwe (::mlir::concretelang::TFHE::WopPBSGLWEOp)

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Attributes:

AttributeMLIR TypeDescription

ksk

::mlir::concretelang::TFHE::GLWEKeyswitchKeyAttr

An attribute representing keyswitch key.

bsk

::mlir::concretelang::TFHE::GLWEBootstrapKeyAttr

An attribute representing bootstrap key.

pksk

::mlir::concretelang::TFHE::GLWEPackingKeyswitchKeyAttr

An attribute representing Wop Pbs key.

crtDecomposition

::mlir::ArrayAttr

64-bit integer array attribute

cbsLevels

::mlir::IntegerAttr

32-bit signless integer attribute

cbsBaseLog

::mlir::IntegerAttr

32-bit signless integer attribute

Operands:

OperandDescription

ciphertexts

lookupTable

2D tensor of 64-bit signless integer values

Results:

ResultDescription

result

TFHE.zero (::mlir::concretelang::TFHE::ZeroGLWEOp)

Returns a trivial encryption of 0

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Results:

ResultDescription

out

A GLWE ciphertext

TFHE.zero_tensor (::mlir::concretelang::TFHE::ZeroTensorGLWEOp)

Returns a tensor containing trivial encryptions of 0

Traits: AlwaysSpeculatableImplTrait

Interfaces: ConditionallySpeculatable, NoMemoryEffect (MemoryEffectOpInterface)

Effects: MemoryEffects::Effect{}

Results:

ResultDescription

tensor

Attribute definition

GLWEBootstrapKeyAttr

An attribute representing bootstrap key.

Syntax:

#TFHE.bsk<
  mlir::concretelang::TFHE::GLWESecretKey,   # inputKey
  mlir::concretelang::TFHE::GLWESecretKey,   # outputKey
  int,   # polySize
  int,   # glweDim
  int,   # levels
  int,   # baseLog
  int   # index
>

Parameters:

ParameterC++ typeDescription

inputKey

mlir::concretelang::TFHE::GLWESecretKey

outputKey

mlir::concretelang::TFHE::GLWESecretKey

polySize

int

glweDim

int

levels

int

baseLog

int

index

int

GLWEKeyswitchKeyAttr

An attribute representing keyswitch key.

Syntax:

#TFHE.ksk<
  mlir::concretelang::TFHE::GLWESecretKey,   # inputKey
  mlir::concretelang::TFHE::GLWESecretKey,   # outputKey
  int,   # levels
  int,   # baseLog
  int   # index
>

Parameters:

ParameterC++ typeDescription

inputKey

mlir::concretelang::TFHE::GLWESecretKey

outputKey

mlir::concretelang::TFHE::GLWESecretKey

levels

int

baseLog

int

index

int

GLWEPackingKeyswitchKeyAttr

An attribute representing Wop Pbs key.

Syntax:

#TFHE.pksk<
  mlir::concretelang::TFHE::GLWESecretKey,   # inputKey
  mlir::concretelang::TFHE::GLWESecretKey,   # outputKey
  int,   # outputPolySize
  int,   # inputLweDim
  int,   # glweDim
  int,   # levels
  int,   # baseLog
  int   # index
>

Parameters:

ParameterC++ typeDescription

inputKey

mlir::concretelang::TFHE::GLWESecretKey

outputKey

mlir::concretelang::TFHE::GLWESecretKey

outputPolySize

int

inputLweDim

int

glweDim

int

levels

int

baseLog

int

index

int

Type definition

GLWECipherTextType

A GLWE ciphertext

An GLWE cipher text

Parameters:

ParameterC++ typeDescription

key

mlir::concretelang::TFHE::GLWESecretKey

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