| ; RUN: llc < %s -march=arm -mcpu=cortex-a8 -regalloc=linearscan | FileCheck %s |
| |
| ; vmov s0, r0 + vmov r0, s0 should have been optimized away. |
| ; rdar://9104514 |
| |
| ; Peephole leaves a dead vmovsr instruction behind, and depends on linear scan |
| ; to remove it. |
| |
| define void @t(float %x) nounwind ssp { |
| entry: |
| ; CHECK: t: |
| ; CHECK-NOT: vmov |
| ; CHECK: bl |
| %0 = bitcast float %x to i32 |
| %cmp = icmp ult i32 %0, 2139095039 |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: ; preds = %entry |
| tail call void @doSomething(float %x) nounwind |
| br label %if.end |
| |
| if.end: ; preds = %if.then, %entry |
| ret void |
| } |
| |
| declare void @doSomething(float) |
