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re PR target/49939 ([avr] Skip 2-word instructions if applicable) 

PR target/49939
	* config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
	the device does not have the skip-bug.

From-SVN: r184656
This commit is contained in:
Georg-Johann Lay 2012-02-29 09:50:19 +00:00 committed by Georg-Johann Lay
parent bf997c7d64
commit df51e5022a
2 changed files with 9 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-02-29 Georg-Johann Lay <avr@gjlay.de>
PR target/49939
* config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
the device does not have the skip-bug.
2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
* doc/invoke.texi (-msoft-atomic): Add more detailed description.

4
gcc/config/avr/avr.h
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@ -595,7 +595,9 @@ extern const char *avr_device_to_devicelib (int argc, const char **argv);
pass to `cc1plus'. */
#define ASM_SPEC "%{mmcu=avr25:-mmcu=avr2;mmcu=avr35:-mmcu=avr3;mmcu=avr31:-mmcu=avr3;mmcu=avr51:-mmcu=avr5;\
mmcu=*:-mmcu=%*}"
mmcu=*:-mmcu=%*} \
%{mmcu=*:%{!mmcu=avr2:%{!mmcu=at90s8515:%{!mmcu=avr31:%{!mmcu=atmega103:\
-mno-skip-bug}}}}}"
#define LINK_SPEC "\
%{mrelax:--relax\