Juergen Ributzka b11c5b1078 [FastISel][AArch64] Use 'cbz' also for null values (pointers).
The pattern matching for a 'ConstantInt' value was too restrictive. Checking for
a 'Constant' with a bull value is sufficient for using an 'cbz/cbnz' instruction.

This fixes rdar://problem/18784732.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220709 91177308-0d34-0410-b5e6-96231b3b80d8
2014-10-27 19:38:05 +00:00
..
2014-10-23 02:33:23 +00:00