Code

Int - two's complement#695

Code

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tarcieri merged 88 commits intoRustCrypto:signed-intRustCrypto/crypto-bigint:signed-intfrom erik-3milabs:int-twoserik-3milabs/crypto-bigint:int-twosCopy head branch name to clipboardNov 1, 2024

+2,660-72

Commits

Commits on Oct 15, 2024

• Create Int core struct

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  4bc098c

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• Introduce Int::add

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• Introduce Int::mul

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• Introduce Int::div

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Commits on Oct 16, 2024

• Implement Div for Int

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• Clean up

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  39b08bb

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• Implement Sub for Int

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• Fix typo in Uint::sub

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• Implement WrappingSub for Int

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• Implement cmp for Int

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• Implement rand for Int

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• Implement expand for Int

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• Update Int::encoding

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• Add Int aliases

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• Impl some more Int traits

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• Add Int benchmarks

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• Remove superfluous tests

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  869a8e7

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• Fix fmt

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• Introduce Int::new_from_uint

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• Feature lock Int::rand

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• Add Int::cmp tests

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  d7029e2

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• Fix Int::expand bug

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• Attach Int benchmark

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• Improve Int benchmarks

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• Speed up Int::negate_unsafe

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• Improve Int::sign_bit

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• Remove useless conversion

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Commits on Oct 17, 2024

• Fix Int::as_uint return type

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• Rename Uint::wrapping_negc to wrapping_neg_with_carry

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• Make Int::sign_bit const

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• Rename Int::sign_bit to Int::is_negative

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  8bcf5ef

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• Move Int's negation operations to int::neg

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  8e598b6

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• Expand int::neg tests

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  22582a2

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• Some cleaning up

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• Introduce ConstChoice::as_word_mask

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• Introduce Uint::wrapping_neg_if

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  d8a6a91

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• Refactor Int::negate_if_unsafe, make split_mul const in the process.

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• Make Int::new_from_sign_and_magnitude const

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• Make Int::checked_add_internal const

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• Rename Int::checked_add_internal to Int::checked_add

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• Refactor Int::expand to Int::resize

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• Rename Uint::wrapping_neg_with_carry to Uint::negc

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  9d7b1d9

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• Rename Int's negation functions.

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• Rename Int::is_minimal to Int::is_min

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• Rename Int::is_maximal to Int::is_max

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• Rename Int::SIGN_BIT_MASK to Int::SIGN_MASK

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• Satisfy clippy

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• Fix carry on Uint::negc

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  e9ad737

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• Impl serde for Int

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  committed
  6bffaed

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• Fix serde for Int

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• Fix serde for Int attempt 2

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Commits on Oct 18, 2024

• Implement Int::from

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  c7642e5

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• Fix Int::resize bug

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  080c6c8

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• Fix Int::from

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  d53a0ef

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• Impl Int::div_floor and Int::div_mod_floor

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  8947396

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• Fix problems

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  35fe35d

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• Attempt to fix from_i64 for x86 platform

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• Attempt #2

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Commits on Oct 21, 2024

• Introduce lte and gte for Uint

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• Introduce lte and gte for Int

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  6e04109

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• Update Int::div_rem

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• Add widening_mul, group absolute value operations, reformat.

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• bench

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• Address review remarks, add benchmarks.

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• Update src/int/sign.rs

  

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  e61537f

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• Refine.

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• reformat

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Commits on Oct 22, 2024

• Merge pull request #1 from lleoha/widening-mul

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• Deprecate Uint::gte

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• Clean Int::div

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Commits on Oct 28, 2024

• Clean .gitignore

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• Update cmp comments

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  62bd676

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• Remove dead_code in int::cmp

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  62764a7

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• Fix int::div::div_rem_base docstring

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• Introduce NonZero::<Int<LIMBS>>::abs_sign

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• Rename negc to carrying_neg

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  2260fa7

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• Deprecate more int::cmp dead code.

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  dd91617

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• Remove dead int::cmp tests

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  e53a261

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• Simplify uint::wrapping_neg_if implementation, preventing potential timing leak.

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• Refactor int::new_from_uint; make it crate-restricted.

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• Make Int::as_uint return a ref.

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  92cf876

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• Fix broken tests

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Commits on Oct 29, 2024

• yank Int::Encoding; save it for a later PR

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• Fix clippy

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  7a667f6

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• Add missing type

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• Fix carrying_neg docstring

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• Make Int::neg const

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Commits on Oct 30, 2024

• Update negation operations

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