tree 644efb1559c2a4ecd083128e86086d0e896ca761
parent 3ded7766981b3105c7686e0c9d75c378c42fa4a0
author Nicolas Geoffray <ngeoffray@google.com> 1438996383 -0700
committer Nicolas Geoffray <ngeoffray@google.com> 1438996518 -0700

Fix a bug in the register allocator around pair allocation.

We may get hints that do not work with the current implementation
of register pairs, which forces the allocation of (low + 1)
for the high register. For example, if the hint is EBX, we will
allocate ESP for the high register.

bug:23043730

Change-Id: I371ebb0c61568f09d12eb9ab815c0bf0ea02d49b