Faster ff arithmetics (regenerated code with the newest goff) (#43)

ff/element_ops_noasm.go

@@ -0,0 +1,78 @@
+//go:build !amd64
+// +build !amd64
+
+// Copyright 2020 ConsenSys Software Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by consensys/gnark-crypto DO NOT EDIT
+
+package ff
+
+// /!\ WARNING /!\
+// this code has not been audited and is provided as-is. In particular,
+// there is no security guarantees such as constant time implementation
+// or side-channel attack resistance
+// /!\ WARNING /!\
+
+// MulBy3 x *= 3
+func MulBy3(x *Element) {
+	mulByConstant(x, 3)
+}
+
+// MulBy5 x *= 5
+func MulBy5(x *Element) {
+	mulByConstant(x, 5)
+}
+
+// MulBy13 x *= 13
+func MulBy13(x *Element) {
+	mulByConstant(x, 13)
+}
+
+// Butterfly sets
+// a = a + b
+// b = a - b
+func Butterfly(a, b *Element) {
+	_butterflyGeneric(a, b)
+}
+
+func mul(z, x, y *Element) {
+	_mulGeneric(z, x, y)
+}
+
+// FromMont converts z in place (i.e. mutates) from Montgomery to regular representation
+// sets and returns z = z * 1
+func fromMont(z *Element) {
+	_fromMontGeneric(z)
+}
+
+func add(z, x, y *Element) {
+	_addGeneric(z, x, y)
+}
+
+func double(z, x *Element) {
+	_doubleGeneric(z, x)
+}
+
+func sub(z, x, y *Element) {
+	_subGeneric(z, x, y)
+}
+
+func neg(z, x *Element) {
+	_negGeneric(z, x)
+}
+
+func reduce(z *Element) {
+	_reduceGeneric(z)
+}