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target-sh4: optimize xtrct
authorAurelien Jarno <aurelien@aurel32.net>
Sun, 16 Sep 2012 11:12:20 +0000 (13:12 +0200)
committerAurelien Jarno <aurelien@aurel32.net>
Fri, 21 Sep 2012 17:53:16 +0000 (19:53 +0200)
commitf16640f47bb0b8f907fff08a2e8d1c891ce82480
tree45b1441db9ec249dc6628978da8a920b725cb54dtree
parentad8d25a11f13cb8acc69558d03cd69202f5a3cc2commit | diff
target-sh4: optimize xtrct

The register being 32 bit long, after a shift to the right by 16 bits,
the upper 16 bit are already cleared. There is no need to call ext16u
to clear them.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
target-sh4/translate.c diff | blob | blame | history
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