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Update bn254 cost #8

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Update bn254 cost #8

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6 changes: 3 additions & 3 deletions lib/silkpre/precompile.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -362,7 +362,7 @@ static std::basic_string<uint8_t> encode_g1_element(libff::alt_bn128_G1 p) noexc
return out;
}

uint64_t silkpre_bn_add_gas(const uint8_t*, size_t, int rev) { return rev >= EVMC_ISTANBUL ? 150 : 500; }
uint64_t silkpre_bn_add_gas(const uint8_t*, size_t, int rev) { return rev >= EVMC_ISTANBUL ? 22'500 : 500; }

SilkpreOutput silkpre_bn_add_run(const uint8_t* ptr, size_t len) {
std::basic_string<uint8_t> input(ptr, len);
Expand All @@ -388,7 +388,7 @@ SilkpreOutput silkpre_bn_add_run(const uint8_t* ptr, size_t len) {
return {out, res.length()};
}

uint64_t silkpre_bn_mul_gas(const uint8_t*, size_t, int rev) { return rev >= EVMC_ISTANBUL ? 6'000 : 40'000; }
uint64_t silkpre_bn_mul_gas(const uint8_t*, size_t, int rev) { return rev >= EVMC_ISTANBUL ? 90'000 : 40'000; }

SilkpreOutput silkpre_bn_mul_run(const uint8_t* ptr, size_t len) {
std::basic_string<uint8_t> input(ptr, len);
Expand All @@ -415,7 +415,7 @@ static constexpr size_t kSnarkvStride{192};

uint64_t silkpre_snarkv_gas(const uint8_t*, size_t len, int rev) {
uint64_t k{len / kSnarkvStride};
return rev >= EVMC_ISTANBUL ? 34'000 * k + 45'000 : 80'000 * k + 100'000;
return rev >= EVMC_ISTANBUL ? 340'000 * k + 450'000 : 80'000 * k + 100'000;
}

SilkpreOutput silkpre_snarkv_run(const uint8_t* input, size_t len) {
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