core/vm: use golang native big.Int (ethereum#26834)

gzliudan · Oct 17, 2024 · 34e641c · 34e641c
1 parent 23e6da3
commit 34e641c
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Showing 6 changed files with 3 additions and 189 deletions.
diff --git a/common/math/modexp_test.go b/common/math/modexp_test.go
diff --git a/core/vm/contracts.go b/core/vm/contracts.go
@@ -29,7 +29,6 @@ import (
 	"github.com/XinFinOrg/XDPoSChain/crypto/blake2b"
 	"github.com/XinFinOrg/XDPoSChain/crypto/bn256"
 	"github.com/XinFinOrg/XDPoSChain/params"
-	big2 "github.com/holiman/big"
 
 	//lint:ignore SA1019 Needed for precompile
 	"golang.org/x/crypto/ripemd160"
@@ -402,9 +401,9 @@ func (c *bigModExp) Run(input []byte) ([]byte, error) {
 	}
 	// Retrieve the operands and execute the exponentiation
 	var (
-		base = new(big2.Int).SetBytes(getData(input, 0, baseLen))
-		exp  = new(big2.Int).SetBytes(getData(input, baseLen, expLen))
-		mod  = new(big2.Int).SetBytes(getData(input, baseLen+expLen, modLen))
+		base = new(big.Int).SetBytes(getData(input, 0, baseLen))
+		exp  = new(big.Int).SetBytes(getData(input, baseLen, expLen))
+		mod  = new(big.Int).SetBytes(getData(input, baseLen+expLen, modLen))
 		v    []byte
 	)
 	switch {

diff --git a/go.mod b/go.mod
@@ -61,7 +61,6 @@ require (
 	github.com/google/go-cmp v0.6.0 // indirect
 	github.com/google/pprof v0.0.0-20230207041349-798e818bf904 // indirect
 	github.com/google/uuid v1.3.0 // indirect
-	github.com/holiman/big v0.0.0-20221017200358-a027dc42d04e // indirect
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/maruel/panicparse v0.0.0-20160720141634-ad661195ed0e // indirect

diff --git a/go.sum b/go.sum
@@ -141,8 +141,6 @@ github.com/graph-gophers/graphql-go v0.0.0-20191115155744-f33e81362277/go.mod h1
 github.com/hashicorp/golang-lru v0.0.0-20160813221303-0a025b7e63ad/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ4Ao+sR/qLZy8=
 github.com/hashicorp/golang-lru v0.5.3 h1:YPkqC67at8FYaadspW/6uE0COsBxS2656RLEr8Bppgk=
 github.com/hashicorp/golang-lru v0.5.3/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4=
-github.com/holiman/big v0.0.0-20221017200358-a027dc42d04e h1:pIYdhNkDh+YENVNi3gto8n9hAmRxKxoar0iE6BLucjw=
-github.com/holiman/big v0.0.0-20221017200358-a027dc42d04e/go.mod h1:j9cQbcqHQujT0oKJ38PylVfqohClLr3CvDC+Qcg+lhU=
 github.com/holiman/uint256 v1.2.3 h1:K8UWO1HUJpRMXBxbmaY1Y8IAMZC/RsKB+ArEnnK4l5o=
 github.com/holiman/uint256 v1.2.3/go.mod h1:SC8Ryt4n+UBbPbIBKaG9zbbDlp4jOru9xFZmPzLUTxw=
 github.com/holiman/uint256 v1.2.4 h1:jUc4Nk8fm9jZabQuqr2JzednajVmBpC+oiTiXZJEApU=

diff --git a/tests/fuzzers/modexp/debug/main.go b/tests/fuzzers/modexp/debug/main.go
diff --git a/tests/fuzzers/modexp/modexp-fuzzer.go b/tests/fuzzers/modexp/modexp-fuzzer.go