| ; To reduce register pressure, if a load is hoistable out of the loop, and the |
| ; result of the load is only used outside of the loop, sink the load instead of |
| ; hoisting it! |
| ; |
| ; RUN: llvm-as < %s | opt -licm | llvm-dis | %prcontext load 1 | grep Out: |
| |
| %X = global int 5 |
| |
| int %test(int %N) { |
| Entry: |
| br label %Loop |
| Loop: |
| %N_addr.0.pn = phi int [ %dec, %Loop ], [ %N, %Entry ] |
| %tmp.6 = load int* %X |
| %dec = add int %N_addr.0.pn, -1 |
| %tmp.1 = setne int %N_addr.0.pn, 1 |
| br bool %tmp.1, label %Loop, label %Out |
| Out: |
| ret int %tmp.6 |
| } |