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Support TFHE-rs tensors #1130

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merged 4 commits into from
Nov 7, 2024
Merged

Support TFHE-rs tensors #1130

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67895a1
chore(backend/frontend): update TFHE-rs
youben11 Oct 30, 2024
f788102
feat(frontend/backend): support TFHErs tensors
youben11 Nov 4, 2024
05585a3
chore(frontend): remove duplicate test
youben11 Nov 5, 2024
89833b8
refactor(compiler): remove TfhersFheIntDescription wrapper
youben11 Nov 5, 2024
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18 changes: 11 additions & 7 deletions backends/concrete-cpu/implementation/Cargo.lock
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12 changes: 5 additions & 7 deletions backends/concrete-cpu/implementation/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -10,9 +10,7 @@ crate-type = ["lib", "staticlib"]


[dependencies]
concrete-csprng = { git = "https://github.com/zama-ai/tfhe-rs.git", rev = "483a4fe", optional = true, features = [
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We will need to update to 0.10 before next release (https://github.com/zama-ai/concrete-internal/issues/902)

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Is this to let me know, or you want me to update it?

"generator_fallback",
] }
concrete-csprng = { version = "0.4.1", optional = true, features = ["generator_fallback"] }
concrete-cpu-noise-model = { path = "../noise-model/" }
concrete-security-curves = { path = "../../../tools/parameter-curves/concrete-security-curves-rust" }
libc = { version = "0.2", default-features = false }
Expand All @@ -31,16 +29,16 @@ serde = "~1"
rayon = { version = "1.6", optional = true }
once_cell = { version = "1.16", optional = true }

tfhe = { git = "https://github.com/zama-ai/tfhe-rs.git", rev = "483a4fe", features = ["integer"] }
tfhe = { version = "0.8.6", features = ["integer"] }

[target.x86_64-unknown-unix-gnu.dependencies]
tfhe = { git = "https://github.com/zama-ai/tfhe-rs.git", rev = "483a4fe", features = ["integer", "x86_64-unix"] }
tfhe = { version = "0.8.6", features = ["integer", "x86_64-unix"] }

[target.aarch64-unknown-unix-gnu.dependencies]
tfhe = { git = "https://github.com/zama-ai/tfhe-rs.git", rev = "483a4fe", features = ["integer", "aarch64-unix"] }
tfhe = { version = "0.8.6", features = ["integer", "aarch64-unix"] }

[target.x86_64-pc-windows-gnu.dependencies]
tfhe = { git = "https://github.com/zama-ai/tfhe-rs.git", rev = "483a4fe", features = ["integer", "x86_64"] }
tfhe = { version = "0.8.6", features = ["integer", "x86_64"] }

[features]
default = ["parallel", "std", "csprng"]
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14 changes: 9 additions & 5 deletions backends/concrete-cpu/implementation/include/concrete-cpu.h
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Expand Up @@ -372,12 +372,14 @@ void concrete_cpu_keyswitch_lwe_ciphertext_u64(uint64_t *ct_out,
size_t concrete_cpu_lwe_array_to_tfhers_int8(const uint64_t *lwe_vec_buffer,
uint8_t *buffer,
size_t buffer_len,
struct TfhersFheIntDescription fheint_desc);
size_t n_elem,
struct TfhersFheIntDescription desc);

size_t concrete_cpu_lwe_array_to_tfhers_uint8(const uint64_t *lwe_vec_buffer,
uint8_t *buffer,
size_t buffer_len,
struct TfhersFheIntDescription fheuint_desc);
size_t n_elem,
struct TfhersFheIntDescription desc);

size_t concrete_cpu_lwe_ciphertext_size_u64(size_t lwe_dimension);

Expand Down Expand Up @@ -418,16 +420,18 @@ size_t concrete_cpu_serialize_lwe_secret_key_u64(const uint64_t *lwe_sk,
uint8_t *out_buffer,
size_t out_buffer_len);

size_t concrete_cpu_tfhers_fheint_buffer_size_u64(size_t lwe_size, size_t n_cts);
size_t concrete_cpu_tfhers_fheint_buffer_size_u64(size_t lwe_size, size_t n_cts, size_t n_elem);

int64_t concrete_cpu_tfhers_int8_to_lwe_array(const uint8_t *serialized_data_ptr,
size_t serialized_data_len,
int64_t concrete_cpu_tfhers_int8_to_lwe_array(const uint8_t *buffer,
size_t buffer_len,
uint64_t *lwe_vec_buffer,
size_t n_elem,
struct TfhersFheIntDescription desc);

int64_t concrete_cpu_tfhers_uint8_to_lwe_array(const uint8_t *buffer,
size_t buffer_len,
uint64_t *lwe_vec_buffer,
size_t n_elem,
struct TfhersFheIntDescription desc);

size_t concrete_cpu_tfhers_unknown_noise_level(void);
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