Save a couple bytes in set_irq_level on Coldfire. Should add up to something.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12912 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 3 deletions

diff --git a/firmware/target/coldfire/system-target.h b/firmware/target/coldfire/system-target.h
index 97d096f0e8..c707843af5 100644
--- a/firmware/target/coldfire/system-target.h
+++ b/firmware/target/coldfire/system-target.h
@@ -71,9 +71,10 @@ static inline int set_irq_level(int level)
 {
     int oldlevel;
     /* Read the old level and set the new one */
-    asm volatile ("move.w %%sr,%0\n"
-                  "or.l #0x2000,%1\n"
-                  "move.w %1,%%sr\n" : "=d" (oldlevel), "+d" (level) : );
+    asm volatile ("move.w %%sr, %0 \n"
+                  "bset.l #13, %1  \n" /* Keep supervisor state set */
+                  "move.w %1, %%sr \n"
+                  : "=d"(oldlevel), "+d"(level));
     return oldlevel;
 }