1 ; RUN: llc < %s -march=amdgcn -mcpu=SI -verify-machineinstrs | FileCheck %s
3 ; This tests that the llvm.SI.end.cf intrinsic is not inserted into the
4 ; loop block. This intrinsic will be lowered to s_or_b64 by the code
7 ; CHECK-LABEL: {{^}}test:
9 ; This is was lowered from the llvm.SI.end.cf intrinsic:
10 ; CHECK: s_or_b64 exec, exec
12 ; CHECK: [[LOOP_LABEL:[0-9A-Za-z_]+]]: ; %loop{{$}}
13 ; CHECK-NOT: s_or_b64 exec, exec
14 ; CHECK: s_cbranch_execnz [[LOOP_LABEL]]
15 define void @test(i32 addrspace(1)* %out, i32 %cond) {
17 %tmp0 = icmp eq i32 %cond, 0
18 br i1 %tmp0, label %if, label %loop
21 store i32 0, i32 addrspace(1)* %out
25 %tmp1 = phi i32 [0, %entry], [0, %if], [%inc, %loop]
26 %inc = add i32 %tmp1, %cond
27 %tmp2 = icmp ugt i32 %inc, 10
28 br i1 %tmp2, label %done, label %loop
31 %tmp3 = getelementptr i32 addrspace(1)* %out, i64 1
32 store i32 %inc, i32 addrspace(1)* %tmp3