hg: jdk9/hs-comp/hotspot: 8131969: jit/FloatingPoint/gen_math/Loops05 assert(2 <= size && size <= 16) failed: update low bits table

[roland.westrelin at oracle.com]

Changeset: 3cbb6dc4a075
Author:    roland
Date:      2015-08-18 16:10 +0200
URL:       http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/3cbb6dc4a075

8131969: jit/FloatingPoint/gen_math/Loops05 assert(2 <= size && size <= 16) failed: update low bits table
Summary: assert in register allocation code when vector Phi for a loop is processed because code assumes all inputs already processed
Reviewed-by: kvn

! src/share/vm/opto/chaitin.cpp
+ test/compiler/regalloc/TestVectorRegAlloc.java