1 ; RUN: opt -irce-print-changed-loops -verify-loop-info -irce -S < %s 2>&1 | FileCheck %s
3 ; TODO: new-pm version should be enabled after we decide on branch-probability handling for loop passes
4 ; TODO: opt -irce-print-changed-loops -verify-loop-info -passes='require<branch-prob>,loop(irce)' -S < %s 2>&1 | FileCheck %s
6 ; CHECK-NOT: constrained Loop
8 define void @low_profiled_be_count(i32 *%arr, i32 *%a_len_ptr, i32 %n) {
10 %len = load i32, i32* %a_len_ptr, !range !0
11 %first.itr.check = icmp sgt i32 %n, 0
12 br i1 %first.itr.check, label %loop, label %exit
15 %idx = phi i32 [ 0, %entry ] , [ %idx.next, %in.bounds ]
16 %idx.next = add i32 %idx, 1
17 %abc = icmp slt i32 %idx, %len
18 br i1 %abc, label %in.bounds, label %out.of.bounds, !prof !1
21 %addr = getelementptr i32, i32* %arr, i32 %idx
22 store i32 0, i32* %addr
23 %next = icmp slt i32 %idx.next, %n
24 br i1 %next, label %loop, label %exit, !prof !2
33 !0 = !{i32 0, i32 2147483647}
34 !1 = !{!"branch_weights", i32 64, i32 4}
35 !2 = !{!"branch_weights", i32 4, i32 64}