V4: invert conditions when the true block follows the test.

Change-Id: I5044acd4263b71734e4eb5d7e74b1a4a8414741e
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
V4 IR: fix dead-code elimination.

Change-Id: If00a108fb107d331478dd36ad7feae4c4521c2ae
Reviewed-by: Lars Knoll <lars.knoll@digia.com>
V4 JIT: implement convertUInt32ToDouble on ARMv7.

Change-Id: I11caf07a8776bb2c6527639f22d47103f4ca1cef
Reviewed-by: Lars Knoll <lars.knoll@digia.com>