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[PATCH 2/2] AVR: Document linker relaxation related options.
- From: Andrew Burgess <andrew dot burgess at embecosm dot com>
- To: binutils at sourceware dot org
- Cc: Andrew Burgess <andrew dot burgess at embecosm dot com>
- Date: Tue, 23 Dec 2014 17:56:47 +0000
- Subject: [PATCH 2/2] AVR: Document linker relaxation related options.
- Authentication-results: sourceware.org; auth=none
- References: <cover dot 1419356867 dot git dot andrew dot burgess at embecosm dot com>
- References: <cover dot 1419356867 dot git dot andrew dot burgess at embecosm dot com>
Adds documentation describing the -mlink-relax and -mno-link-relax
command line options.
gas/ChangeLog:
* doc/c-avr.texi: Document -mlink-relax and -mno-link-relax.
---
gas/ChangeLog | 4 ++++
gas/doc/c-avr.texi | 11 +++++++++++
2 files changed, 15 insertions(+)
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 136a3ff..3738e92 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,9 @@
2014-12-23 Andrew Burgess <andrew.burgess@embecosm.com>
+ * doc/c-avr.texi: Document -mlink-relax and -mno-link-relax.
+
+2014-12-23 Andrew Burgess <andrew.burgess@embecosm.com>
+
* config/tc-avr.c (struct avr_opt_s): Change link_relax to
no_link_relax, extend comment.
(enum options): Add new OPTION_NO_LINK_RELAX.
diff --git a/gas/doc/c-avr.texi b/gas/doc/c-avr.texi
index 75b5d20..f20937c 100644
--- a/gas/doc/c-avr.texi
+++ b/gas/doc/c-avr.texi
@@ -140,6 +140,17 @@ This option reject @code{rjmp/rcall} instructions with 8K wrap-around.
@item -mrmw
Accept Read-Modify-Write (@code{XCH,LAC,LAS,LAT}) instructions.
+@cindex @code{-mlink-relax} command line option, AVR
+@item -mlink-relax
+Enable support for link-time relaxation. This is now on by default
+and this flag no longer has any effect.
+
+@cindex @code{-mno-link-relax} command line option, AVR
+@item -mno-link-relax
+Disable support for link-time relaxation. The assembler will resolve
+relocations when it can, and may be able to better compress some debug
+information.
+
@end table
--
1.9.3