Regressions on trunk at revision 244898 vs revision 244890

[H.J. Lu ia32 -fpic]

New failures:
FAIL: gcc.dg/vect/pr25413a.c execution test

New passes:
FAIL: gcc.dg/tree-ssa/pr69270-3.c scan-tree-dump-times uncprop1 ", 1" 4
FAIL: gcc.target/i386/vect-sizes-1.c scan-assembler vmovapd[ \\t]+[^\n]*%ymm