From 88a44b67c76ce938f124e22e6a882780a98731fb Mon Sep 17 00:00:00 2001
From: Vitaly Chikunov <vt@altlinux.org>
Date: Sat, 1 Feb 2020 02:57:15 +0300
Subject: [PATCH] gosthash2012: Enable building with SIMD implementation

Also, add compile time notice message to show which implementation is
selected.
---
 gosthash2012.h      | 9 +++------
 gosthash2012_ref.h  | 2 ++
 gosthash2012_sse2.h | 2 ++
 3 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/gosthash2012.h b/gosthash2012.h
index 4d57e14..5b1cd9f 100644
--- a/gosthash2012.h
+++ b/gosthash2012.h
@@ -10,12 +10,8 @@
 
 #include <string.h>
 
-#ifdef OPENSSL_IA32_SSE2
-# ifdef __MMX__
-#  ifdef __SSE2__
-#   define __GOST3411_HAS_SSE2__
-#  endif
-# endif
+#ifdef __SSE2__
+# define __GOST3411_HAS_SSE2__
 #endif
 
 #ifdef __GOST3411_HAS_SSE2__
@@ -27,6 +23,7 @@
 #ifndef L_ENDIAN
 # define __GOST3411_BIG_ENDIAN__
 #endif
+
 #if defined __GOST3411_HAS_SSE2__
 # include "gosthash2012_sse2.h"
 #else
diff --git a/gosthash2012_ref.h b/gosthash2012_ref.h
index 6d43d9e..25f0ed8 100644
--- a/gosthash2012_ref.h
+++ b/gosthash2012_ref.h
@@ -12,6 +12,8 @@
 # error "GOST R 34.11-2012: portable implementation disabled in config.h"
 #endif
 
+# pragma message "Use regular implementation"
+
 #define X(x, y, z) { \
     z->QWORD[0] = x->QWORD[0] ^ y->QWORD[0]; \
     z->QWORD[1] = x->QWORD[1] ^ y->QWORD[1]; \
diff --git a/gosthash2012_sse2.h b/gosthash2012_sse2.h
index 6401beb..f45dab1 100644
--- a/gosthash2012_sse2.h
+++ b/gosthash2012_sse2.h
@@ -12,6 +12,8 @@
 # error "GOST R 34.11-2012: SSE2 not enabled"
 #endif
 
+# pragma message "Use SIMD implementation"
+
 #include <mmintrin.h>
 #include <emmintrin.h>
 
-- 
2.39.2