http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60438
--- Comment #6 from linzj <manjian2006 at gmail dot com> --- The "push edx" is gen by originally fop_sf_2_i387. (insn 180 281 288 17 (set (reg:SF 9 st(1) [orig:153 D.227396 ] [153]) (mult:SF (float:SF (reg:SI 1 dx [160])) (reg:SF 9 st(1) [orig:153 D.227396 ] [153]))) /home/linzj/src/u3/shell-git/core/WebCore/rendering/RenderImage.cpp:98 671 {*fop_sf_2_i387} (nil)) in the split2 pass.