Implement handling of get/set floating point environment for ARM in Global Instruction Selector. Lowering of these intrinsics to operations on FPSCR was previously inplemented in DAG selector, in GlobalISel it is reused.
Implement handling of get/set floating point environment for ARM in Global Instruction Selector. Lowering of these intrinsics to operations on FPSCR was previously inplemented in DAG selector, in GlobalISel it is reused.