tcg/i386: generates dec/inc instead of sub/add when possible
authorAurelien Jarno <aurelien@aurel32.net>
Sun, 27 Sep 2009 17:57:43 +0000 (19:57 +0200)
committerAurelien Jarno <aurelien@aurel32.net>
Sun, 27 Sep 2009 18:00:39 +0000 (20:00 +0200)
commita53f9c01449a2da9cb93e23a12e63fdf81d1f638
tree28b2e4ca460c386ed433de3f9b49356675007bc2
parentd127eef01ac273b3375c12ff269d0d4617e37e87
tcg/i386: generates dec/inc instead of sub/add when possible

We must take care that dec/inc do not compute CF, which is needed by
add2/sub2.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
tcg/i386/tcg-target.c