Revert "md5/md4: enable unaligned access fast path on powerpc64"

This reverts commit 21fc17b265ca32c8a5a768dc7cd730754a104740.

That was not properly thought through. PowerPC can run in either endian
and the preprocessor does not know which.

Ref: #20985
Closes #21058

diff --git a/lib/md4.c b/lib/md4.c
index c3934ec79d9eb55a2040b83c6119be54eeb26bde..1ac6ef1c5b7befa694333d5c363ad77d178ded35 100644 (file)
--- a/lib/md4.c
+++ b/lib/md4.c
@@ -213,8 +213,7 @@ typedef struct md4_ctx MD4_CTX;
  * The check for little-endian architectures that tolerate unaligned memory
  * accesses is an optimization. Nothing will break if it does not work.
  */
-#if defined(__i386__) || defined(__x86_64__) || \
-    defined(__vax__) || defined(__powerpc64__)
+#if defined(__i386__) || defined(__x86_64__) || defined(__vax__)
 #define MD4_SET(n) (*(const uint32_t *)(const void *)&ptr[(n) * 4])
 #define MD4_GET(n) MD4_SET(n)
 #else

diff --git a/lib/md5.c b/lib/md5.c
index 53d93aa56414046ed624b595cf9e2686bf157aca..c2bd176dc96f6a2d3c7681f51323c401767e5fb9 100644 (file)
--- a/lib/md5.c
+++ b/lib/md5.c
@@ -294,8 +294,7 @@ typedef struct md5_ctx my_md5_ctx;
  * The check for little-endian architectures that tolerate unaligned memory
  * accesses is an optimization. Nothing will break if it does not work.
  */
-#if defined(__i386__) || defined(__x86_64__) || \
-    defined(__vax__) || defined(__powerpc64__)
+#if defined(__i386__) || defined(__x86_64__) || defined(__vax__)
 #define MD5_SET(n) (*(const uint32_t *)(const void *)&ptr[(n) * 4])
 #define MD5_GET(n) MD5_SET(n)
 #else