Bug 1259061, removed MP_MEMCPY from libmpi, r=franziskus

Reviewers: franziskus

Reviewed By: franziskus

Bug #: 1259061

Differential Revision: https://phabricator.services.mozilla.com/D204

3 files changed, 0 insertions, 14 deletions

diff --git a/lib/freebl/mpi/README b/lib/freebl/mpi/README
index 42cbe60ff..cf4302758 100644
--- a/lib/freebl/mpi/README
+++ b/lib/freebl/mpi/README
@@ -502,9 +502,6 @@ MP_LOGTAB       - If true, the file "logtab.h" is included, which
                   the library includes <math.h> and uses log().  This
                   typically forces you to link against math libraries.
 
-MP_MEMCPY       - If true, use memcpy() to copy buffers.  If you run
-                  into weird alignment bugs, set this to zero and an
-                  explicit loop will be used.
 
 MP_ARGCHK       - Set to 0, 1, or 2.  This defines how the argument
                   checking macro, ARGCHK(), gets expanded.  If this
diff --git a/lib/freebl/mpi/mpi-config.h b/lib/freebl/mpi/mpi-config.h
index fe90d5a19..0cc868a14 100644
--- a/lib/freebl/mpi/mpi-config.h
+++ b/lib/freebl/mpi/mpi-config.h
@@ -28,10 +28,6 @@
 #define MP_LOGTAB 1 /* use table of logs instead of log()? */
 #endif
 
-#ifndef MP_MEMCPY
-#define MP_MEMCPY 1 /* use memcpy() to copy buffers?       */
-#endif
-
 #ifndef MP_ARGCHK
 /*
   0 = no parameter checks
diff --git a/lib/freebl/mpi/mpi.c b/lib/freebl/mpi/mpi.c
index 199d21440..ae404019d 100644
--- a/lib/freebl/mpi/mpi.c
+++ b/lib/freebl/mpi/mpi.c
@@ -2793,14 +2793,7 @@ s_mp_setz(mp_digit *dp, mp_size count)
 void
 s_mp_copy(const mp_digit *sp, mp_digit *dp, mp_size count)
 {
-#if MP_MEMCPY == 0
-    int ix;
-
-    for (ix = 0; ix < count; ix++)
-        dp[ix] = sp[ix];
-#else
     memcpy(dp, sp, count * sizeof(mp_digit));
-#endif
 } /* end s_mp_copy() */
 
 /* }}} */