Provide a SHA-1 assembly implementation for amd64 using SHA-NI.

This provides a SHA-1 assembly implementation for amd64, which uses
the Intel SHA Extensions (aka SHA New Instructions or SHA-NI). This
provides a 2-2.5x performance gain on some Intel CPUs and many AMD CPUs.

ok tb@

1 files changed, 2 insertions, 1 deletions

diff --git a/src/lib/libcrypto/arch/amd64/Makefile.inc b/src/lib/libcrypto/arch/amd64/Makefile.inc
index 33c7dbba26..f8f829cca1 100644
--- a/src/lib/libcrypto/arch/amd64/Makefile.inc
+++ b/src/lib/libcrypto/arch/amd64/Makefile.inc
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile.inc,v 1.34 2024/12/04 13:13:33 jsing Exp $
+# $OpenBSD: Makefile.inc,v 1.35 2024/12/06 11:57:17 jsing Exp $
 
 # amd64-specific libcrypto build rules
 
@@ -51,6 +51,7 @@ SSLASM+= rc4 rc4-x86_64
 CFLAGS+= -DSHA1_ASM
 SRCS+= sha1_amd64.c
 SRCS+= sha1_amd64_generic.S
+SRCS+= sha1_amd64_shani.S
 CFLAGS+= -DSHA256_ASM
 SRCS+= sha256_amd64.c
 SRCS+= sha256_amd64_generic.S