The meeting of the superpowers will likely be overshadowed by the war in the Middle East, which has seen the crucial Strait of Hormuz effectively closed - sending global energy prices soaring.

Asian markets looked set for a mixed open Wednesday as investors grappled with hotter-than-expected inflation, U.S.-Iran tensions and U.S.-China trade talks.

Asia markets eyed gains ahead of closely watched Trump-Xi summit on trade, tariffs and technology restrictions.