tcg: Optimize brcond2 and setcond2 ne/eq
commita763551ad5090b6e2fdea8538e1f41252e1f7579
authorRichard Henderson <rth@twiddle.net>
Thu, 24 Apr 2014 05:18:30 +0000 (23 22:18 -0700)
committerRichard Henderson <rth@twiddle.net>
Wed, 28 May 2014 16:33:53 +0000 (28 09:33 -0700)
treeb335c24c8c94760af45d4d4c2d373e1f4e656dbc
parent3ee933c9d4869891a5614fba4815a3857dc3ef8f
tcg: Optimize brcond2 and setcond2 ne/eq

If either the high or low pair can be resolved, we can
simplify to either a constant or to a 32-bit comparison.

Signed-off-by: Richard Henderson <rth@twiddle.net>
tcg/optimize.c