* config/tc-ppc.c (ppc_comm): Accept optional fourth .lcomm

        argument as alignment.

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 329d742..7e60004 100644 (file)
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,8 @@
+2013-08-14  David Edelsohn  <dje.gcc@gmail.com>
+
+       * config/tc-ppc.c (ppc_comm): Accept optional fourth .lcomm
+       argument as alignment.
+
 2013-08-09  Nick Clifton  <nickc@redhat.com>
 
        * config/tc-rl78.c (elf_flags): New variable.

diff --git a/gas/config/tc-ppc.c b/gas/config/tc-ppc.c
index 5c413d3..e426ed3 100644 (file)
--- a/gas/config/tc-ppc.c
+++ b/gas/config/tc-ppc.c
@@ -3526,11 +3526,6 @@ ppc_comm (int lcomm)
       char *lcomm_name;
       char lcomm_endc;
 
-      if (size <= 4)
-       align = 2;
-      else
-       align = 3;
-
       /* The third argument to .lcomm appears to be the real local
         common symbol to create.  References to the symbol named in
         the first argument are turned into references to the third
@@ -3549,6 +3544,25 @@ ppc_comm (int lcomm)
       lcomm_sym = symbol_find_or_make (lcomm_name);
 
       *input_line_pointer = lcomm_endc;
+
+      /* The fourth argument to .lcomm is the alignment.  */
+      if (*input_line_pointer != ',')
+       {
+         if (size <= 4)
+           align = 2;
+         else
+           align = 3;
+       }
+      else
+       {
+         ++input_line_pointer;
+         align = get_absolute_expression ();
+         if (align <= 0)
+           {
+             as_warn (_("ignoring bad alignment"));
+             align = 2;
+           }
+       }
     }
 
   *end_name = '\0';