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-rw-r--r--crypto/sha3/hashes.go3
-rw-r--r--crypto/sha3/keccakf_amd64.s2
2 files changed, 3 insertions, 2 deletions
diff --git a/crypto/sha3/hashes.go b/crypto/sha3/hashes.go
index 669cd5543..fa0d7b436 100644
--- a/crypto/sha3/hashes.go
+++ b/crypto/sha3/hashes.go
@@ -15,6 +15,9 @@ import (
// NewKeccak256 creates a new Keccak-256 hash.
func NewKeccak256() hash.Hash { return &state{rate: 136, outputLen: 32, dsbyte: 0x01} }
+// NewKeccak512 creates a new Keccak-512 hash.
+func NewKeccak512() hash.Hash { return &state{rate: 72, outputLen: 64, dsbyte: 0x01} }
+
// New224 creates a new SHA3-224 hash.
// Its generic security strength is 224 bits against preimage attacks,
// and 112 bits against collision attacks.
diff --git a/crypto/sha3/keccakf_amd64.s b/crypto/sha3/keccakf_amd64.s
index a35335178..f88533acc 100644
--- a/crypto/sha3/keccakf_amd64.s
+++ b/crypto/sha3/keccakf_amd64.s
@@ -322,7 +322,6 @@
// func keccakF1600(state *[25]uint64)
TEXT ·keccakF1600(SB), 0, $200-8
MOVQ state+0(FP), rpState
- SUBQ $(8*25), SP
// Convert the user state into an internal state
NOTQ _be(rpState)
@@ -388,5 +387,4 @@ TEXT ·keccakF1600(SB), 0, $200-8
NOTQ _mi(rpState)
NOTQ _sa(rpState)
- ADDQ $(8*25), SP
RET