* gas/NEWS: Add note about --compress-debug-sections.

	* gas/as.c (show_usage): Add --compress-debug-sections and
	--nocompress-debug-sections.

diff --git a/gas/NEWS b/gas/NEWS
index 1b7f9e9b4ced652fa01fc62a69759fcb75844cdb..db6b6d4d05cb4fbc400144a1b34636b58fcb577e 100644 (file)
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -9,6 +9,11 @@
 
 * Add support for the Renesas RX processor.
 
+* New command line option, --compress-debug-sections, which requests
+  compression of DWARF debug information sections in the relocatable output
+  file.  Compressed debug sections are supported by readelf, objdump, and
+  gold, but not currently by Gnu ld.
+
 Changes in 2.20:
 
 * GNU/Linux targets now supports "gnu_unique_object" as a value in the .type

diff --git a/gas/as.c b/gas/as.c
index e494fa5fe17abc656217fedbda4a3cf6137e35f6..45acbaa456cbaf887637bc0ac7cab0b4b9923ca3 100644 (file)
--- a/gas/as.c
+++ b/gas/as.c
@@ -246,9 +246,16 @@ Options:\n\
   fprintf (stream, _("\
   --alternate             initially turn on alternate macro syntax\n"));
   fprintf (stream, _("\
+  --compress-debug-sections\n\
+                          compress DWARF debug sections using zlib\n"));
+  fprintf (stream, _("\
+  --nocompress-debug-sections\n\
+                          don't compress DWARF debug sections\n"));
+  fprintf (stream, _("\
   -D                      produce assembler debugging messages\n"));
   fprintf (stream, _("\
-  --debug-prefix-map OLD=NEW  Map OLD to NEW in debug information\n"));
+  --debug-prefix-map OLD=NEW\n\
+                          map OLD to NEW in debug information\n"));
   fprintf (stream, _("\
   --defsym SYM=VAL        define symbol SYM to given value\n"));
 #ifdef USE_EMULATIONS