github/tfhe-rs
1
1
Fork 0
mirror of https://github.com/zama-ai/tfhe-rs.git synced 2026-01-07 22:04:10 -05:00
Code Issues Packages Projects Releases Wiki Activity

fix(hpu): fix whitepaper erc20 for HPU using if_then_zero

Browse Source
This commit is contained in:
pgardratzama
2025-12-19 17:57:22 +01:00
committed by Pierre Gardrat
parent 917bb5e1ef
commit 569abd9a3b
4 changed files with 64 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
tfhe-benchmark/benches/high_level_api/erc20.rs
View File

@@ -29,12 +29,13 @@ pub fn transfer_whitepaper<FheType>(
) -> (FheType, FheType)
where
FheType: Add<Output = FheType> + for<'a> FheOrd<&'a FheType> + FheTrivialEncrypt<u64>,
FheBool: IfThenElse<FheType>,
FheBool: IfThenZero<FheType>,
for<'a> &'a FheType: Add<Output = FheType> + Sub<Output = FheType>,
{
let has_enough_funds = (from_amount).ge(amount);
let zero_amount = FheType::encrypt_trivial(0u64);
let amount_to_transfer = has_enough_funds.select(amount, &zero_amount);
//let zero_amount = FheType::encrypt_trivial(0u64);
//let amount_to_transfer = has_enough_funds.select(amount, &zero_amount);
let amount_to_transfer = has_enough_funds.if_then_zero(amount);
let new_to_amount = to_amount + &amount_to_transfer;
let new_from_amount = from_amount - &amount_to_transfer;
@@ -51,12 +52,13 @@ pub fn par_transfer_whitepaper<FheType>(
where
FheType:
Add<Output = FheType> + for<'a> FheOrd<&'a FheType> + Send + Sync + FheTrivialEncrypt<u64>,
FheBool: IfThenElse<FheType>,
FheBool: IfThenZero<FheType>,
for<'a> &'a FheType: Add<Output = FheType> + Sub<Output = FheType>,
{
let has_enough_funds = (from_amount).ge(amount);
let zero_amount = FheType::encrypt_trivial(0u64);
let amount_to_transfer = has_enough_funds.select(amount, &zero_amount);
//let zero_amount = FheType::encrypt_trivial(0u64);
//let amount_to_transfer = has_enough_funds.select(amount, &zero_amount);
let amount_to_transfer = has_enough_funds.if_then_zero(amount);
let (new_to_amount, new_from_amount) = rayon::join(
|| to_amount + &amount_to_transfer,