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4 Commits

Author SHA1 Message Date
raulk 918aed4e31
core/vm: add bn256ScalarMul testcase for zero scalar value (#26607) 
EIP-196 allows a zero value in the scalar argument to precompile `0x07`. This change adds a test for that case.
 2023-02-06 07:41:29 -05:00
Martin Holst Swende 6f4cccf8d2
core/vm, protocol_params: implement eip-2565 modexp repricing (#21607) 
* core/vm, protocol_params: implement eip-2565 modexp repricing

* core/vm: fix review concerns
 2020-11-13 13:39:59 +01:00
Martin Holst Swende a3cd8a040a
core/vm: fix benchmark overflow + prep for precompile repricings (#21530) 
* core/vm/testdata: add gascost expectations to testcases

* core/vm: verify expected gas in tests for precompiles

* core/vm: fix overflow flaw in gas/s calculation
 2020-09-10 09:19:30 +02:00
kilic 4fc678542d
core/vm, crypto/bls12381, params: add bls12-381 elliptic curve precompiles (#21018) 
* crypto: add bls12-381 elliptic curve wrapper

* params: add bls12-381 precompile gas parameters

* core/vm: add bls12-381 precompiles

* core/vm: add bls12-381 precompile tests

* go.mod, go.sum: use latest bls12381 lib

* core/vm: move point encode/decode functions to base library

* crypto/bls12381: introduce bls12-381 library init function

* crypto/bls12381: import bls12381 elliptic curve implementation

* go.mod, go.sum: remove bls12-381 library

* remove unsued frobenious coeffs

supress warning for inp that used in asm

* add mappings tests for zero inputs

fix swu g2 minus z inverse constant

* crypto/bls12381: fix typo

* crypto/bls12381: better comments for bls12381 constants

* crypto/bls12381: swu, use single conditional for e2

* crypto/bls12381: utils, delete empty line

* crypto/bls12381: utils, use FromHex for string to big

* crypto/bls12381: g1, g2, strict length check for FromBytes

* crypto/bls12381: field_element, comparision changes

* crypto/bls12381: change swu, isogeny constants with hex values

* core/vm: fix point multiplication comments

* core/vm: fix multiexp gas calculation and lookup for g1 and g2

* core/vm: simpler imput length check for multiexp and pairing precompiles

* core/vm: rm empty multiexp result declarations

* crypto/bls12381: remove modulus type definition

* crypto/bls12381: use proper init function

* crypto/bls12381: get rid of new lines at fatal desciprtions

* crypto/bls12-381: fix no-adx assembly multiplication

* crypto/bls12-381: remove old config function

* crypto/bls12381: update multiplication backend

this commit changes mul backend to 6limb eip1962 backend

mul assign operations are dropped

* core/vm/contracts_tests: externalize test vectors for precompiles

* core/vm/contracts_test: externalize failure-cases for precompiles

* core/vm: linting

* go.mod: tiny up sum file

* core/vm: fix goimports linter issues

* crypto/bls12381: build tags for plain ASM or ADX implementation

Co-authored-by: Martin Holst Swende <martin@swende.se>
Co-authored-by: Péter Szilágyi <peterke@gmail.com>
 2020-06-03 09:44:32 +03:00