| ; RUN: llc -march=hexagon -mcpu=hexagonv5 -O2 -disable-block-placement=0 < %s | FileCheck %s |
| |
| ; Test that there is no redundant register assignment in the hardware loop |
| ; preheader. |
| |
| ; CHECK-NOT: r{{.*}} = #5 |
| |
| @g = external global i32 |
| |
| define void @foo() #0 { |
| entry: |
| br i1 undef, label %if.end38, label %for.body |
| |
| for.body: |
| %loopIdx.051 = phi i32 [ %inc, %for.body ], [ 0, %entry ] |
| store i32 1, i32* @g, align 4 |
| %inc = add i32 %loopIdx.051, 1 |
| %cmp9 = icmp ult i32 %inc, 5 |
| br i1 %cmp9, label %for.body, label %if.end38 |
| |
| if.end38: |
| ret void |
| } |
