SHA512 Implemention with Intel assembly code

pkg/utils/crypto/sha512/sha512block.go

@@ -0,0 +1,23 @@
+// +build amd64
+
+package sha512
+
+// #cgo CFLAGS: -DHAS_SSE41 -DHAS_AVX -DHAS_AVX2
+// #include <stdint.h>
+// void sha512_transform_ssse3 (const void* M, void* D, uint64_t L);
+// void sha512_transform_avx (const void* M, void* D, uint64_t L);
+// void sha512_transform_rorx (const void* M, void* D, uint64_t L);
+import "C"
+import "unsafe"
+
+func blockSSE(dig *digest, p []byte) {
+	C.sha512_transform_ssse3(unsafe.Pointer(&p[0]), unsafe.Pointer(&dig.h[0]), (C.uint64_t)(len(p)/chunk))
+}
+
+func blockAVX(dig *digest, p []byte) {
+	C.sha512_transform_avx(unsafe.Pointer(&p[0]), unsafe.Pointer(&dig.h[0]), (C.uint64_t)(len(p)/chunk))
+}
+
+func blockAVX2(dig *digest, p []byte) {
+	C.sha512_transform_rorx(unsafe.Pointer(&p[0]), unsafe.Pointer(&dig.h[0]), (C.uint64_t)(len(p)/chunk))
+}