Add alignment parameter to .comm directives for ELF targets.

From-SVN: r41832

gcc/ChangeLog

+2001-05-04  Nick Clifton  <nickc@cambridge.redhat.com>
+
+	* config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
+
 2001-05-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* alpha.h: NULL_PTR -> NULL.

gcc/config/arm/elf.h

@@ -367,6 +367,17 @@ dtors_section ()						\
     }						\
   while (0)
 
+#ifndef ASM_OUTPUT_ALIGNED_COMMON
+#define ASM_OUTPUT_ALIGNED_COMMON(STREAM, NAME, SIZE, ALIGN)	\
+  do								\
+    {								\
+      fprintf (STREAM, "\t.comm\t");				\
+      assemble_name (STREAM, NAME);				\
+      fprintf (STREAM, ", %d, %d\n", SIZE, ALIGN);		\
+    }								\
+  while (0)
+#endif
+
 /* For PIC code we need to explicitly specify (PLT) and (GOT) relocs.  */
 #define NEED_PLT_RELOC	flag_pic
 #define NEED_GOT_RELOC	flag_pic