[mips] Do not reserve all 64-bit registers, but only the ones which need to be
reserved. Without this fix, RegScavenger::getRegsAvailable incorrectly
returns an empty set of integer registers.




git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167335 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed