vppinfra: deprecate CLIB_VEC64

Type: refactor
Signed-off-by: Dave Barach <dave@barachs.net>
Change-Id: Id1e7c0926036db4601c91438397ceed22381fc07

docs/gettingstarted/users/configuring/startup.rst

@@ -1054,9 +1054,7 @@ much of anything else.
 heapsize <n>M | <n>G
 ^^^^^^^^^^^^^^^^^^^^
 
-Specifies the size of the heap in MB or GB. The default is 1GB. Setting the
-main heap size to 4GB or more requires recompilation of the entire system
-with CLIB_VEC64 > 0. See .../clib/clib/vec_bootstrap.h.
+Specifies the size of the heap in MB or GB. The default is 1GB.
 
 .. code-block:: console
 

src/vppinfra/mem_dlmalloc.c

@@ -31,11 +31,7 @@ typedef struct
   uword callers[12];
 
   /* Count of allocations with this traceback. */
-#if CLIB_VEC64 > 0
-  u64 n_allocations;
-#else
   u32 n_allocations;
-#endif
 
   /* Count of bytes allocated with this traceback. */
   u32 n_bytes;

src/vppinfra/vec_bootstrap.h

@@ -54,13 +54,9 @@
 
 typedef struct
 {
-#if CLIB_VEC64 > 0
-  u64 len;
-#else
   u32 len; /**< Number of elements in vector (NOT its allocated length). */
   u8 numa_id; /**< NUMA id */
   u8 vpad[3]; /**< pad to 8 bytes */
-#endif
   u8 vector_data[0];  /**< Vector data . */
 } vec_header_t;