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| author | Andrew Burgess <andrew.burgess@embecosm.com> | 2014-12-23 17:46:45 +0000 |
|---|---|---|
| committer | Andrew Burgess <andrew.burgess@embecosm.com> | 2014-12-24 21:28:34 +0000 |
| commit | f5be95254d169859a5ebfbd4663a9cf669066968 (patch) | |
| tree | 05fedf69818fa42a09d184bc748dcad9bde8e046 /gas | |
| parent | edc9e9a62fddb2745093c1edafd0a2310e79a579 (diff) | |
| download | gdb-f5be95254d169859a5ebfbd4663a9cf669066968.zip gdb-f5be95254d169859a5ebfbd4663a9cf669066968.tar.gz gdb-f5be95254d169859a5ebfbd4663a9cf669066968.tar.bz2 | |
AVR: Document linker relaxation related options.
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.
Diffstat (limited to 'gas')
| -rw-r--r-- | gas/ChangeLog | 4 | ||||
| -rw-r--r-- | gas/doc/c-avr.texi | 11 |
2 files changed, 15 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index f281160..2d45f3b 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,5 +1,9 @@ 2014-12-24 Andrew Burgess <andrew.burgess@embecosm.com> + * doc/c-avr.texi: Document -mlink-relax and -mno-link-relax. + +2014-12-24 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 |