Add HOL Light poly_use_hint proofs for AArch64 by jakemas · Pull Request #1037 · pq-code-package/mldsa-native

jakemas · 2026-04-13T16:54:04Z

Resolves:

HOL-Light: Prove AArch64 poly_use_hint #486

Summary

Port ML-DSA poly_use_hint HOL Light proofs from s2n-bignum for AArch64
- mldsa_poly_use_hint_32: GAMMA2=(Q-1)/32, for l=5,7 (s2n-bignum PR: ML-DSA Aarch64 HOL-Light proof poly_use_hint_32 awslabs/s2n-bignum#372)
- mldsa_poly_use_hint_88: GAMMA2=(Q-1)/88, for l=4 (s2n-bignum PR: ML-DSA Aarch64 HOL-Light proof poly_use_hint_88 awslabs/s2n-bignum#375)
Includes correctness proofs, subroutine forms, and constant-time/memory safety proofs for both
Adds CBMC contracts for the assembly functions
Updates s2n-bignum pin to cba3956c7a20 (adds UMIN instruction support needed for the l=4 proof)

oqs-bot · 2026-04-13T18:02:53Z

CBMC Results (ML-DSA-87)

Full Results (187 proofs)

Proof	Status	Current	Previous	Change
`TOTAL`	✅	3083s	3296s	-6.5%
`polyvecl_pointwise_acc_montgomery_c`	✅	996s	1162s	-14%
`mld_attempt_signature_generation`	✅	220s	228s	-4%
`polyvec_matrix_expand`	✅	172s	180s	-4%
`sign_verify_internal`	✅	165s	166s	-1%
`poly_pointwise_montgomery_c`	✅	144s	155s	-7%
`rej_uniform_native`	✅	134s	145s	-8%
`polyvec_matrix_expand_serial`	✅	122s	123s	-1%
`mld_ct_memcmp`	✅	72s	77s	-6%
`mld_invntt_layer`	✅	61s	64s	-5%
`mld_ntt_layer`	✅	50s	55s	-9%
`sign_signature_internal`	✅	35s	36s	-3%
`polymat_permute_bitrev_to_custom`	✅	27s	28s	-4%
`polyveck_invntt_tomont`	✅	27s	30s	-10%
`mld_compute_t0_t1_tr_from_sk_components`	✅	23s	24s	-4%
`rej_uniform`	✅	22s	22s	+0%
`fqmul`	✅	19s	18s	+6%
`poly_chknorm_c`	✅	18s	20s	-10%
`poly_uniform_eta_4x`	✅	17s	18s	-6%
`poly_uniform_4x`	✅	15s	14s	+7%
`polyeta_unpack`	✅	15s	16s	-6%
`keccakf1600x4_permute_native`	✅	14s	15s	-7%
`polyveck_decompose`	✅	14s	13s	+8%
`polyveck_add`	✅	13s	12s	+8%
`rej_uniform_c`	✅	13s	16s	-19%
`mld_ntt_butterfly_block`	✅	12s	12s	+0%
`poly_add`	✅	12s	12s	+0%
`polyt0_unpack`	✅	12s	13s	-8%
`mld_check_pct`	✅	11s	9s	+22%
`polyveck_power2round`	✅	10s	11s	-9%
`unpack_sk`	✅	10s	9s	+11%
`keccak_absorb_once_x4`	✅	9s	9s	+0%
`mld_sample_s1_s2`	✅	9s	7s	+29%
`poly_caddq_c`	✅	9s	5s	+80%
`polyvec_matrix_pointwise_montgomery`	✅	9s	11s	-18%
`polyveck_caddq`	✅	9s	8s	+12%
`keccakf1600_permute`	✅	8s	6s	+33%
`keccakf1600_permute_native`	✅	8s	9s	-11%
`mld_polyvecl_permute_bitrev_to_custom_native`	✅	8s	9s	-11%
`pointwise_acc_native_x86_64`	✅	8s	6s	+33%
`polyveck_chknorm`	✅	8s	6s	+33%
`polyvecl_ntt`	✅	8s	8s	+0%
`pointwise_acc_native_aarch64`	✅	7s	8s	-12%
`polyveck_ntt`	✅	7s	8s	-12%
`polyveck_reduce`	✅	7s	11s	-36%
`polyveck_shiftl`	✅	7s	6s	+17%
`polyvecl_chknorm`	✅	7s	6s	+17%
`polyz_unpack_c`	✅	7s	11s	-36%
`rej_eta_native`	✅	7s	6s	+17%
`sign_keypair_internal`	✅	7s	7s	+0%
`sign_verify_pre_hash_internal`	✅	7s	4s	+75%
`keccak_absorb`	✅	6s	6s	+0%
`mld_h`	✅	6s	4s	+50%
`poly_decompose_c`	✅	6s	7s	-14%
`poly_invntt_tomont_c`	✅	6s	3s	+100%
`poly_uniform_eta`	✅	6s	5s	+20%
`polyt0_pack`	✅	6s	2s	+200%
`polyveck_pointwise_poly_montgomery`	✅	6s	8s	-25%
`polyveck_use_hint`	✅	6s	7s	-14%
`sign`	✅	6s	7s	-14%
`sign_pk_from_sk`	✅	6s	7s	-14%
`sign_signature`	✅	6s	6s	+0%
`keccak_squeezeblocks_x4`	✅	5s	5s	+0%
`keccakf1600_xor_bytes`	✅	5s	2s	+150%
`mld_compute_pack_z`	✅	5s	4s	+25%
`mld_sample_s1_s2_serial`	✅	5s	7s	-29%
`pack_pk`	✅	5s	2s	+150%
`poly_pointwise_montgomery_native`	✅	5s	4s	+25%
`poly_uniform_gamma1_4x`	✅	5s	3s	+67%
`poly_use_hint_native_aarch64`	✅	5s	-	new
`polyveck_pack_t0`	✅	5s	3s	+67%
`polyveck_sub`	✅	5s	5s	+0%
`polyveck_unpack_eta`	✅	5s	5s	+0%
`sign_signature_pre_hash_shake256`	✅	5s	4s	+25%
`unpack_hints`	✅	5s	8s	-38%
`caddq`	✅	4s	3s	+33%
`keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid`	✅	4s	1s	+300%
`keccak_finalize`	✅	4s	2s	+100%
`keccak_squeeze`	✅	4s	3s	+33%
`keccakf1600x4_extract_bytes`	✅	4s	1s	+300%
`keccakf1600x4_permute`	✅	4s	4s	+0%
`mld_ct_get_optblocker_i64`	✅	4s	1s	+300%
`mld_ct_get_optblocker_u32`	✅	4s	2s	+100%
`mld_keccakf1600_extract_bytes`	✅	4s	2s	+100%
`mld_prepare_domain_separation_prefix`	✅	4s	5s	-20%
`ntt_native_aarch64`	✅	4s	4s	+0%
`ntt_native_x86_64`	✅	4s	3s	+33%
`pack_sig_z`	✅	4s	3s	+33%
`poly_caddq`	✅	4s	3s	+33%
`poly_decompose`	✅	4s	3s	+33%
`poly_ntt_native`	✅	4s	5s	-20%
`poly_pointwise_montgomery`	✅	4s	2s	+100%
`poly_reduce`	✅	4s	1s	+300%
`poly_uniform`	✅	4s	7s	-43%
`poly_uniform_gamma1`	✅	4s	4s	+0%
`poly_use_hint_native`	✅	4s	3s	+33%
`polyvecl_pointwise_acc_montgomery_native`	✅	4s	2s	+100%
`polyvecl_uniform_gamma1_serial`	✅	4s	4s	+0%
`polyz_unpack`	✅	4s	4s	+0%
`polyz_unpack_native`	✅	4s	3s	+33%
`power2round`	✅	4s	3s	+33%
`rej_eta`	✅	4s	3s	+33%
`shake128_release`	✅	4s	3s	+33%
`shake128x4_absorb_once`	✅	4s	2s	+100%
`sign_signature_extmu`	✅	4s	5s	-20%
`sign_verify`	✅	4s	6s	-33%
`sign_verify_extmu`	✅	4s	5s	-20%
`sign_verify_pre_hash_shake256`	✅	4s	3s	+33%
`decompose`	✅	3s	1s	+200%
`fqscale`	✅	3s	2s	+50%
`keccakf1600_xor_bytes (big endian)`	✅	3s	3s	+0%
`mld_ct_abs_i32`	✅	3s	2s	+50%
`mld_ct_cmask_nonzero_u8`	✅	3s	2s	+50%
`mld_value_barrier_u8`	✅	3s	4s	-25%
`pack_sig_h_poly`	✅	3s	2s	+50%
`pack_sk`	✅	3s	3s	+0%
`pointwise_native_aarch64`	✅	3s	1s	+200%
`pointwise_native_x86_64`	✅	3s	4s	-25%
`poly_challenge`	✅	3s	5s	-40%
`poly_chknorm`	✅	3s	5s	-40%
`poly_chknorm_native`	✅	3s	3s	+0%
`poly_decompose_native`	✅	3s	4s	-25%
`poly_invntt_tomont`	✅	3s	3s	+0%
`poly_invntt_tomont_native`	✅	3s	2s	+50%
`poly_ntt`	✅	3s	2s	+50%
`poly_ntt_c`	✅	3s	3s	+0%
`poly_power2round`	✅	3s	5s	-40%
`poly_use_hint`	✅	3s	2s	+50%
`poly_use_hint_c`	✅	3s	3s	+0%
`polyeta_pack`	✅	3s	3s	+0%
`polyt1_pack`	✅	3s	4s	-25%
`polyt1_unpack`	✅	3s	1s	+200%
`polyveck_pack_eta`	✅	3s	4s	-25%
`polyveck_pack_w1`	✅	3s	2s	+50%
`polyvecl_pointwise_acc_montgomery`	✅	3s	3s	+0%
`polyvecl_unpack_eta`	✅	3s	1s	+200%
`polyvecl_unpack_z`	✅	3s	4s	-25%
`reduce32`	✅	3s	2s	+50%
`shake128_squeeze`	✅	3s	2s	+50%
`shake128x4_squeezeblocks`	✅	3s	2s	+50%
`shake256`	✅	3s	3s	+0%
`shake256_absorb`	✅	3s	2s	+50%
`shake256_release`	✅	3s	3s	+0%
`sign_keypair`	✅	3s	3s	+0%
`unpack_pk`	✅	3s	3s	+0%
`intt_native_x86_64`	✅	2s	3s	-33%
`keccak_f1600_x1_native_aarch64`	✅	2s	6s	-67%
`keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid`	✅	2s	2s	+0%
`keccakf1600x4_xor_bytes`	✅	2s	2s	+0%
`make_hint`	✅	2s	3s	-33%
`mld_ct_cmask_neg_i32`	✅	2s	2s	+0%
`mld_ct_cmask_nonzero_u32`	✅	2s	2s	+0%
`mld_ct_get_optblocker_u8`	✅	2s	2s	+0%
`mld_value_barrier_i64`	✅	2s	2s	+0%
`montgomery_reduce`	✅	2s	4s	-50%
`pack_sig_c`	✅	2s	6s	-67%
`poly_caddq_native`	✅	2s	2s	+0%
`poly_caddq_native_aarch64`	✅	2s	3s	-33%
`poly_chknorm_native_aarch64`	✅	2s	4s	-50%
`poly_make_hint`	✅	2s	4s	-50%
`poly_shiftl`	✅	2s	1s	+100%
`poly_sub`	✅	2s	3s	-33%
`polyveck_unpack_t0`	✅	2s	5s	-60%
`polyvecl_permute_bitrev_to_custom`	✅	2s	4s	-50%
`polyvecl_uniform_gamma1`	✅	2s	3s	-33%
`polyw1_pack`	✅	2s	3s	-33%
`polyz_pack`	✅	2s	1s	+100%
`rej_eta_c`	✅	2s	4s	-50%
`shake128_absorb`	✅	2s	1s	+100%
`shake128_init`	✅	2s	1s	+100%
`shake256_finalize`	✅	2s	3s	-33%
`shake256_init`	✅	2s	3s	-33%
`shake256_squeeze`	✅	2s	3s	-33%
`shake256x4_absorb_once`	✅	2s	3s	-33%
`shake256x4_squeezeblocks`	✅	2s	1s	+100%
`sign_open`	✅	2s	3s	-33%
`sign_signature_pre_hash_internal`	✅	2s	5s	-60%
`sys_check_capability`	✅	2s	1s	+100%
`unpack_sig`	✅	2s	2s	+0%
`use_hint`	✅	2s	3s	-33%
`keccak_f1600_x1_native_aarch64_v84a`	✅	1s	3s	-67%
`keccak_f1600_x4_native_aarch64_v84a`	✅	1s	3s	-67%
`keccak_init`	✅	1s	4s	-75%
`keccakf1600_extract_bytes (big endian)`	✅	1s	1s	+0%
`mld_ct_sel_int32`	✅	1s	2s	-50%
`mld_value_barrier_u32`	✅	1s	2s	-50%
`polyvecl_pack_eta`	✅	1s	3s	-67%
`shake128_finalize`	✅	1s	2s	-50%

oqs-bot · 2026-04-13T18:04:08Z

CBMC Results (ML-DSA-65)

Full Results (187 proofs)

Proof	Status	Current	Previous	Change
`TOTAL`	✅	2393s	2577s	-7.1%
`polyvecl_pointwise_acc_montgomery_c`	✅	511s	646s	-21%
`sign_verify_internal`	✅	255s	269s	-5%
`poly_pointwise_montgomery_c`	✅	148s	162s	-9%
`rej_uniform_native`	✅	132s	142s	-7%
`polyvec_matrix_expand`	✅	86s	85s	+1%
`mld_attempt_signature_generation`	✅	84s	83s	+1%
`mld_ct_memcmp`	✅	73s	78s	-6%
`mld_invntt_layer`	✅	66s	69s	-4%
`mld_ntt_layer`	✅	51s	52s	-2%
`polyvec_matrix_expand_serial`	✅	48s	51s	-6%
`polymat_permute_bitrev_to_custom`	✅	34s	35s	-3%
`mld_compute_t0_t1_tr_from_sk_components`	✅	29s	27s	+7%
`sign_signature_internal`	✅	26s	28s	-7%
`rej_uniform`	✅	21s	23s	-9%
`fqmul`	✅	19s	21s	-10%
`poly_chknorm_c`	✅	19s	21s	-10%
`polyveck_decompose`	✅	18s	19s	-5%
`poly_uniform_eta_4x`	✅	16s	20s	-20%
`poly_uniform_4x`	✅	15s	15s	+0%
`polyt0_unpack`	✅	14s	13s	+8%
`keccakf1600x4_permute_native`	✅	13s	14s	-7%
`polyvec_matrix_pointwise_montgomery`	✅	13s	13s	+0%
`polyveck_power2round`	✅	13s	12s	+8%
`rej_uniform_c`	✅	13s	15s	-13%
`mld_check_pct`	✅	12s	12s	+0%
`polyveck_use_hint`	✅	12s	8s	+50%
`polyveck_add`	✅	11s	10s	+10%
`mld_ntt_butterfly_block`	✅	10s	11s	-9%
`poly_add`	✅	10s	10s	+0%
`polyveck_caddq`	✅	10s	9s	+11%
`sign_pk_from_sk`	✅	10s	7s	+43%
`keccak_absorb_once_x4`	✅	9s	11s	-18%
`keccakf1600_permute`	✅	9s	8s	+12%
`polyveck_shiftl`	✅	9s	7s	+29%
`polyvecl_ntt`	✅	9s	9s	+0%
`sign_signature_pre_hash_shake256`	✅	9s	4s	+125%
`unpack_hints`	✅	9s	5s	+80%
`mld_compute_pack_z`	✅	8s	10s	-20%
`poly_invntt_tomont_c`	✅	8s	7s	+14%
`polyveck_ntt`	✅	8s	6s	+33%
`sign_verify_extmu`	✅	8s	2s	+300%
`keccak_absorb`	✅	7s	8s	-12%
`keccakf1600_permute_native`	✅	7s	10s	-30%
`mld_sample_s1_s2`	✅	7s	7s	+0%
`pointwise_acc_native_aarch64`	✅	7s	6s	+17%
`poly_use_hint_c`	✅	7s	3s	+133%
`polyveck_invntt_tomont`	✅	7s	7s	+0%
`sign_open`	✅	7s	6s	+17%
`sign_signature_pre_hash_internal`	✅	7s	5s	+40%
`unpack_sk`	✅	7s	9s	-22%
`keccak_squeezeblocks_x4`	✅	6s	5s	+20%
`mld_h`	✅	6s	6s	+0%
`pointwise_acc_native_x86_64`	✅	6s	8s	-25%
`poly_caddq_c`	✅	6s	5s	+20%
`poly_decompose_c`	✅	6s	6s	+0%
`polyveck_pointwise_poly_montgomery`	✅	6s	8s	-25%
`polyveck_reduce`	✅	6s	7s	-14%
`polyveck_sub`	✅	6s	9s	-33%
`polyw1_pack`	✅	6s	4s	+50%
`sign`	✅	6s	7s	-14%
`sign_signature`	✅	6s	4s	+50%
`keccakf1600x4_extract_bytes`	✅	5s	3s	+67%
`keccakf1600x4_xor_bytes`	✅	5s	3s	+67%
`mld_sample_s1_s2_serial`	✅	5s	7s	-29%
`ntt_native_x86_64`	✅	5s	3s	+67%
`poly_ntt_c`	✅	5s	2s	+150%
`poly_shiftl`	✅	5s	3s	+67%
`poly_uniform_eta`	✅	5s	3s	+67%
`poly_uniform_gamma1_4x`	✅	5s	3s	+67%
`polyeta_unpack`	✅	5s	5s	+0%
`polyveck_unpack_t0`	✅	5s	5s	+0%
`polyvecl_chknorm`	✅	5s	2s	+150%
`polyz_unpack_c`	✅	5s	2s	+150%
`rej_eta_c`	✅	5s	6s	-17%
`sign_keypair_internal`	✅	5s	6s	-17%
`sign_verify_pre_hash_shake256`	✅	5s	4s	+25%
`unpack_pk`	✅	5s	2s	+150%
`keccakf1600_extract_bytes (big endian)`	✅	4s	6s	-33%
`mld_keccakf1600_extract_bytes`	✅	4s	2s	+100%
`mld_polyvecl_permute_bitrev_to_custom_native`	✅	4s	3s	+33%
`mld_value_barrier_i64`	✅	4s	2s	+100%
`pack_sig_z`	✅	4s	3s	+33%
`poly_chknorm`	✅	4s	1s	+300%
`poly_chknorm_native_aarch64`	✅	4s	4s	+0%
`poly_decompose`	✅	4s	3s	+33%
`poly_invntt_tomont_native`	✅	4s	4s	+0%
`poly_ntt_native`	✅	4s	5s	-20%
`poly_power2round`	✅	4s	4s	+0%
`poly_reduce`	✅	4s	2s	+100%
`poly_sub`	✅	4s	1s	+300%
`poly_uniform`	✅	4s	4s	+0%
`poly_use_hint`	✅	4s	2s	+100%
`polyeta_pack`	✅	4s	4s	+0%
`polyt0_pack`	✅	4s	3s	+33%
`polyvecl_pack_eta`	✅	4s	4s	+0%
`polyvecl_permute_bitrev_to_custom`	✅	4s	2s	+100%
`polyvecl_pointwise_acc_montgomery_native`	✅	4s	4s	+0%
`polyvecl_uniform_gamma1`	✅	4s	3s	+33%
`polyz_unpack`	✅	4s	2s	+100%
`shake128x4_absorb_once`	✅	4s	5s	-20%
`shake256_squeeze`	✅	4s	2s	+100%
`sign_verify`	✅	4s	5s	-20%
`use_hint`	✅	4s	1s	+300%
`caddq`	✅	3s	2s	+50%
`decompose`	✅	3s	2s	+50%
`fqscale`	✅	3s	1s	+200%
`keccak_f1600_x1_native_aarch64_v84a`	✅	3s	2s	+50%
`keccak_init`	✅	3s	2s	+50%
`keccakf1600_xor_bytes (big endian)`	✅	3s	3s	+0%
`mld_ct_abs_i32`	✅	3s	2s	+50%
`mld_ct_cmask_neg_i32`	✅	3s	2s	+50%
`mld_ct_cmask_nonzero_u8`	✅	3s	3s	+0%
`mld_ct_get_optblocker_u8`	✅	3s	2s	+50%
`mld_prepare_domain_separation_prefix`	✅	3s	6s	-50%
`mld_value_barrier_u32`	✅	3s	2s	+50%
`pack_sk`	✅	3s	3s	+0%
`pointwise_native_x86_64`	✅	3s	4s	-25%
`poly_caddq`	✅	3s	3s	+0%
`poly_challenge`	✅	3s	6s	-50%
`poly_chknorm_native`	✅	3s	4s	-25%
`poly_decompose_native`	✅	3s	1s	+200%
`poly_make_hint`	✅	3s	2s	+50%
`poly_ntt`	✅	3s	3s	+0%
`poly_pointwise_montgomery`	✅	3s	2s	+50%
`poly_pointwise_montgomery_native`	✅	3s	4s	-25%
`polyt1_pack`	✅	3s	4s	-25%
`polyt1_unpack`	✅	3s	2s	+50%
`polyveck_chknorm`	✅	3s	5s	-40%
`polyveck_pack_eta`	✅	3s	5s	-40%
`polyveck_pack_w1`	✅	3s	5s	-40%
`polyveck_unpack_eta`	✅	3s	4s	-25%
`polyvecl_uniform_gamma1_serial`	✅	3s	6s	-50%
`polyvecl_unpack_eta`	✅	3s	5s	-40%
`polyvecl_unpack_z`	✅	3s	3s	+0%
`polyz_pack`	✅	3s	3s	+0%
`shake128_finalize`	✅	3s	2s	+50%
`shake128_release`	✅	3s	1s	+200%
`shake128_squeeze`	✅	3s	2s	+50%
`shake256`	✅	3s	4s	-25%
`shake256_release`	✅	3s	4s	-25%
`shake256x4_absorb_once`	✅	3s	3s	+0%
`sign_verify_pre_hash_internal`	✅	3s	7s	-57%
`sys_check_capability`	✅	3s	3s	+0%
`unpack_sig`	✅	3s	4s	-25%
`intt_native_x86_64`	✅	2s	3s	-33%
`keccak_f1600_x1_native_aarch64`	✅	2s	1s	+100%
`keccak_f1600_x4_native_aarch64_v84a`	✅	2s	2s	+0%
`keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid`	✅	2s	1s	+100%
`keccak_finalize`	✅	2s	4s	-50%
`keccak_squeeze`	✅	2s	3s	-33%
`keccakf1600_xor_bytes`	✅	2s	4s	-50%
`keccakf1600x4_permute`	✅	2s	3s	-33%
`make_hint`	✅	2s	1s	+100%
`mld_ct_cmask_nonzero_u32`	✅	2s	4s	-50%
`mld_ct_get_optblocker_i64`	✅	2s	3s	-33%
`mld_ct_get_optblocker_u32`	✅	2s	2s	+0%
`mld_ct_sel_int32`	✅	2s	3s	-33%
`montgomery_reduce`	✅	2s	4s	-50%
`ntt_native_aarch64`	✅	2s	4s	-50%
`pack_pk`	✅	2s	4s	-50%
`pack_sig_c`	✅	2s	3s	-33%
`pointwise_native_aarch64`	✅	2s	3s	-33%
`poly_caddq_native`	✅	2s	3s	-33%
`poly_caddq_native_aarch64`	✅	2s	5s	-60%
`poly_invntt_tomont`	✅	2s	2s	+0%
`poly_uniform_gamma1`	✅	2s	4s	-50%
`poly_use_hint_native`	✅	2s	3s	-33%
`poly_use_hint_native_aarch64`	✅	2s	-	new
`polyveck_pack_t0`	✅	2s	2s	+0%
`polyvecl_pointwise_acc_montgomery`	✅	2s	4s	-50%
`polyz_unpack_native`	✅	2s	3s	-33%
`power2round`	✅	2s	2s	+0%
`reduce32`	✅	2s	5s	-60%
`rej_eta`	✅	2s	3s	-33%
`rej_eta_native`	✅	2s	5s	-60%
`shake128_init`	✅	2s	2s	+0%
`shake256_absorb`	✅	2s	3s	-33%
`shake256_finalize`	✅	2s	2s	+0%
`sign_keypair`	✅	2s	4s	-50%
`sign_signature_extmu`	✅	2s	4s	-50%
`keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid`	✅	1s	2s	-50%
`mld_value_barrier_u8`	✅	1s	3s	-67%
`pack_sig_h_poly`	✅	1s	3s	-67%
`shake128_absorb`	✅	1s	2s	-50%
`shake128x4_squeezeblocks`	✅	1s	2s	-50%
`shake256_init`	✅	1s	2s	-50%
`shake256x4_squeezeblocks`	✅	1s	3s	-67%

oqs-bot · 2026-04-13T18:05:44Z

CBMC Results (ML-DSA-44)

Full Results (187 proofs)

Proof	Status	Current	Previous	Change
`TOTAL`	✅	1912s	1828s	+4.6%
`sign_verify_internal`	✅	218s	217s	+0%
`polyvecl_pointwise_acc_montgomery_c`	✅	168s	155s	+8%
`poly_pointwise_montgomery_c`	✅	152s	139s	+9%
`rej_uniform_native`	✅	139s	136s	+2%
`mld_attempt_signature_generation`	✅	127s	123s	+3%
`mld_ct_memcmp`	✅	73s	74s	-1%
`mld_invntt_layer`	✅	65s	61s	+7%
`mld_ntt_layer`	✅	51s	50s	+2%
`polymat_permute_bitrev_to_custom`	✅	26s	27s	-4%
`polyvec_matrix_expand`	✅	26s	27s	-4%
`rej_uniform`	✅	22s	22s	+0%
`fqmul`	✅	21s	22s	-5%
`poly_chknorm_c`	✅	21s	18s	+17%
`sign_signature_internal`	✅	21s	21s	+0%
`poly_uniform_eta_4x`	✅	20s	18s	+11%
`polyt0_unpack`	✅	16s	14s	+14%
`rej_uniform_c`	✅	16s	14s	+14%
`poly_uniform_4x`	✅	15s	14s	+7%
`keccakf1600x4_permute_native`	✅	14s	13s	+8%
`polyeta_unpack`	✅	13s	13s	+0%
`mld_ntt_butterfly_block`	✅	12s	11s	+9%
`poly_add`	✅	11s	11s	+0%
`polyz_unpack_c`	✅	11s	12s	-8%
`keccakf1600_permute_native`	✅	10s	7s	+43%
`mld_compute_t0_t1_tr_from_sk_components`	✅	10s	14s	-29%
`polyveck_decompose`	✅	10s	10s	+0%
`keccak_absorb_once_x4`	✅	9s	10s	-10%
`mld_check_pct`	✅	9s	10s	-10%
`keccak_absorb`	✅	8s	5s	+60%
`keccakf1600_permute`	✅	8s	8s	+0%
`poly_decompose_c`	✅	8s	8s	+0%
`polyvec_matrix_expand_serial`	✅	8s	7s	+14%
`polyvec_matrix_pointwise_montgomery`	✅	8s	7s	+14%
`polyveck_add`	✅	8s	8s	+0%
`polyveck_caddq`	✅	8s	3s	+167%
`rej_eta_native`	✅	8s	7s	+14%
`sign`	✅	8s	9s	-11%
`mld_compute_pack_z`	✅	7s	7s	+0%
`sign_pk_from_sk`	✅	7s	9s	-22%
`sign_signature`	✅	7s	2s	+250%
`unpack_sk`	✅	7s	7s	+0%
`caddq`	✅	6s	2s	+200%
`keccak_squeezeblocks_x4`	✅	6s	5s	+20%
`poly_pointwise_montgomery`	✅	6s	3s	+100%
`poly_uniform_gamma1_4x`	✅	6s	2s	+200%
`polyveck_pointwise_poly_montgomery`	✅	6s	6s	+0%
`polyveck_shiftl`	✅	6s	7s	-14%
`polyvecl_ntt`	✅	6s	6s	+0%
`rej_eta_c`	✅	6s	5s	+20%
`sign_keypair`	✅	6s	3s	+100%
`sign_open`	✅	6s	3s	+100%
`sign_verify`	✅	6s	6s	+0%
`sign_verify_pre_hash_internal`	✅	6s	2s	+200%
`mld_h`	✅	5s	5s	+0%
`mld_polyvecl_permute_bitrev_to_custom_native`	✅	5s	3s	+67%
`mld_sample_s1_s2_serial`	✅	5s	4s	+25%
`ntt_native_x86_64`	✅	5s	3s	+67%
`pack_sig_c`	✅	5s	4s	+25%
`pointwise_acc_native_x86_64`	✅	5s	5s	+0%
`pointwise_native_x86_64`	✅	5s	5s	+0%
`poly_challenge`	✅	5s	4s	+25%
`poly_power2round`	✅	5s	4s	+25%
`polyveck_pack_w1`	✅	5s	1s	+400%
`polyveck_reduce`	✅	5s	4s	+25%
`polyveck_sub`	✅	5s	7s	-29%
`polyveck_use_hint`	✅	5s	4s	+25%
`polyw1_pack`	✅	5s	2s	+150%
`polyz_unpack_native`	✅	5s	2s	+150%
`power2round`	✅	5s	3s	+67%
`sign_keypair_internal`	✅	5s	4s	+25%
`sign_signature_pre_hash_internal`	✅	5s	4s	+25%
`sign_signature_pre_hash_shake256`	✅	5s	4s	+25%
`sign_verify_extmu`	✅	5s	5s	+0%
`unpack_pk`	✅	5s	1s	+400%
`keccak_f1600_x1_native_aarch64`	✅	4s	1s	+300%
`keccakf1600_xor_bytes`	✅	4s	3s	+33%
`mld_ct_cmask_nonzero_u32`	✅	4s	4s	+0%
`pointwise_acc_native_aarch64`	✅	4s	4s	+0%
`poly_caddq_c`	✅	4s	5s	-20%
`poly_chknorm_native`	✅	4s	4s	+0%
`poly_invntt_tomont_c`	✅	4s	5s	-20%
`poly_invntt_tomont_native`	✅	4s	4s	+0%
`poly_make_hint`	✅	4s	4s	+0%
`poly_pointwise_montgomery_native`	✅	4s	5s	-20%
`poly_reduce`	✅	4s	6s	-33%
`poly_shiftl`	✅	4s	5s	-20%
`poly_uniform_eta`	✅	4s	7s	-43%
`poly_uniform_gamma1`	✅	4s	3s	+33%
`poly_use_hint_c`	✅	4s	4s	+0%
`poly_use_hint_native_aarch64`	✅	4s	-	new
`polyt1_unpack`	✅	4s	3s	+33%
`polyveck_invntt_tomont`	✅	4s	5s	-20%
`polyveck_pack_eta`	✅	4s	4s	+0%
`polyveck_power2round`	✅	4s	4s	+0%
`polyvecl_chknorm`	✅	4s	5s	-20%
`polyvecl_pack_eta`	✅	4s	3s	+33%
`polyvecl_pointwise_acc_montgomery`	✅	4s	2s	+100%
`polyvecl_pointwise_acc_montgomery_native`	✅	4s	3s	+33%
`polyvecl_uniform_gamma1`	✅	4s	1s	+300%
`polyvecl_unpack_eta`	✅	4s	3s	+33%
`polyvecl_unpack_z`	✅	4s	2s	+100%
`shake128_absorb`	✅	4s	4s	+0%
`shake128_finalize`	✅	4s	4s	+0%
`shake128_release`	✅	4s	2s	+100%
`shake256x4_absorb_once`	✅	4s	3s	+33%
`sign_verify_pre_hash_shake256`	✅	4s	3s	+33%
`unpack_hints`	✅	4s	7s	-43%
`unpack_sig`	✅	4s	2s	+100%
`use_hint`	✅	4s	2s	+100%
`intt_native_x86_64`	✅	3s	4s	-25%
`keccak_f1600_x4_native_aarch64_v84a`	✅	3s	1s	+200%
`keccak_squeeze`	✅	3s	4s	-25%
`keccakf1600_extract_bytes (big endian)`	✅	3s	2s	+50%
`keccakf1600_xor_bytes (big endian)`	✅	3s	2s	+50%
`keccakf1600x4_extract_bytes`	✅	3s	2s	+50%
`keccakf1600x4_permute`	✅	3s	3s	+0%
`mld_ct_cmask_neg_i32`	✅	3s	1s	+200%
`mld_keccakf1600_extract_bytes`	✅	3s	2s	+50%
`mld_sample_s1_s2`	✅	3s	5s	-40%
`mld_value_barrier_i64`	✅	3s	2s	+50%
`ntt_native_aarch64`	✅	3s	4s	-25%
`pack_pk`	✅	3s	2s	+50%
`pack_sig_h_poly`	✅	3s	2s	+50%
`pack_sig_z`	✅	3s	4s	-25%
`pointwise_native_aarch64`	✅	3s	3s	+0%
`poly_caddq`	✅	3s	3s	+0%
`poly_chknorm`	✅	3s	5s	-40%
`poly_chknorm_native_aarch64`	✅	3s	3s	+0%
`poly_invntt_tomont`	✅	3s	2s	+50%
`poly_ntt_native`	✅	3s	3s	+0%
`poly_sub`	✅	3s	4s	-25%
`poly_uniform`	✅	3s	5s	-40%
`poly_use_hint_native`	✅	3s	4s	-25%
`polyt0_pack`	✅	3s	3s	+0%
`polyveck_ntt`	✅	3s	5s	-40%
`polyveck_unpack_t0`	✅	3s	4s	-25%
`polyvecl_permute_bitrev_to_custom`	✅	3s	6s	-50%
`polyvecl_uniform_gamma1_serial`	✅	3s	4s	-25%
`polyz_pack`	✅	3s	3s	+0%
`reduce32`	✅	3s	1s	+200%
`shake128_init`	✅	3s	2s	+50%
`shake128x4_absorb_once`	✅	3s	2s	+50%
`shake128x4_squeezeblocks`	✅	3s	1s	+200%
`shake256_init`	✅	3s	7s	-57%
`shake256_release`	✅	3s	2s	+50%
`sign_signature_extmu`	✅	3s	4s	-25%
`decompose`	✅	2s	3s	-33%
`fqscale`	✅	2s	3s	-33%
`keccak_f1600_x1_native_aarch64_v84a`	✅	2s	2s	+0%
`keccak_f1600_x4_native_aarch64_v8a_scalar_hybrid`	✅	2s	2s	+0%
`keccak_f1600_x4_native_aarch64_v8a_v84a_scalar_hybrid`	✅	2s	2s	+0%
`keccak_finalize`	✅	2s	3s	-33%
`keccakf1600x4_xor_bytes`	✅	2s	5s	-60%
`mld_ct_abs_i32`	✅	2s	1s	+100%
`mld_ct_get_optblocker_i64`	✅	2s	2s	+0%
`mld_ct_get_optblocker_u32`	✅	2s	3s	-33%
`mld_ct_get_optblocker_u8`	✅	2s	3s	-33%
`mld_ct_sel_int32`	✅	2s	1s	+100%
`mld_prepare_domain_separation_prefix`	✅	2s	3s	-33%
`mld_value_barrier_u32`	✅	2s	2s	+0%
`mld_value_barrier_u8`	✅	2s	4s	-50%
`montgomery_reduce`	✅	2s	1s	+100%
`pack_sk`	✅	2s	2s	+0%
`poly_caddq_native`	✅	2s	4s	-50%
`poly_caddq_native_aarch64`	✅	2s	2s	+0%
`poly_decompose`	✅	2s	3s	-33%
`poly_decompose_native`	✅	2s	2s	+0%
`poly_ntt`	✅	2s	3s	-33%
`poly_ntt_c`	✅	2s	3s	-33%
`poly_use_hint`	✅	2s	5s	-60%
`polyeta_pack`	✅	2s	1s	+100%
`polyt1_pack`	✅	2s	3s	-33%
`polyveck_chknorm`	✅	2s	4s	-50%
`polyveck_pack_t0`	✅	2s	2s	+0%
`polyveck_unpack_eta`	✅	2s	2s	+0%
`polyz_unpack`	✅	2s	4s	-50%
`rej_eta`	✅	2s	3s	-33%
`shake128_squeeze`	✅	2s	3s	-33%
`shake256`	✅	2s	3s	-33%
`shake256_absorb`	✅	2s	2s	+0%
`shake256_finalize`	✅	2s	2s	+0%
`shake256x4_squeezeblocks`	✅	2s	2s	+0%
`sys_check_capability`	✅	2s	2s	+0%
`keccak_init`	✅	1s	3s	-67%
`make_hint`	✅	1s	4s	-75%
`mld_ct_cmask_nonzero_u8`	✅	1s	3s	-67%
`shake256_squeeze`	✅	1s	1s	+0%

mkannwischer

Thanks @jakemas. Please add the CBMC proofs.

jakemas · 2026-04-14T07:46:04Z

Thanks @jakemas. Please add the CBMC proofs.

Thank you, added the harness as a single file with split functionality on GAMMA2

Port the ML-DSA poly_use_hint HOL Light proofs from s2n-bignum to mldsa-native for AArch64, covering both GAMMA2=(Q-1)/32 (l=5,7) and GAMMA2=(Q-1)/88 (l=4) parameter sets. Each proof includes correctness, subroutine form, and constant-time with memory safety. Adds CBMC contracts for the assembly functions. Resolves: #486 Ported from s2n-bignum PRs #372 and #375. Signed-off-by: Jake Massimo <jakemas@amazon.com>

jakemas requested a review from a team as a code owner April 13, 2026 16:54

jakemas force-pushed the hol-light-aarch64-use-hint branch from 2053888 to 0b42385 Compare April 13, 2026 17:02

jakemas marked this pull request as draft April 13, 2026 17:12

jakemas force-pushed the hol-light-aarch64-use-hint branch from 0b42385 to c5c76af Compare April 13, 2026 17:21

jakemas marked this pull request as ready for review April 13, 2026 17:52

mkannwischer requested changes Apr 13, 2026

View reviewed changes

jakemas force-pushed the hol-light-aarch64-use-hint branch 5 times, most recently from e7ca229 to e7a3a45 Compare April 14, 2026 07:44

jakemas added the hol-light label Apr 14, 2026

jakemas force-pushed the hol-light-aarch64-use-hint branch from e7a3a45 to 1ce8ae0 Compare April 14, 2026 18:00

jakemas force-pushed the hol-light-aarch64-use-hint branch from 1ce8ae0 to 910186c Compare April 15, 2026 08:39

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Add HOL Light poly_use_hint proofs for AArch64#1037

Add HOL Light poly_use_hint proofs for AArch64#1037
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jakemas commented Apr 13, 2026

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CBMC Results (ML-DSA-87)

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CBMC Results (ML-DSA-65)

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CBMC Results (ML-DSA-44)

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