1; RUN: llvm-profdata merge %S/Inputs/noreturncall.proftext -o %t.profdata
2; RUN: opt < %s -pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
3; RUN: opt < %s -passes=pgo-instr-use -pgo-test-profile-file=%t.profdata -S | FileCheck %s --check-prefix=USE
4; REQUIRES: asserts
5
6target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
7target triple = "x86_64-unknown-linux-gnu"
8
9declare i32 @bar0(i32)
10
11define i32 @bar2(i32 %i) {
12entry:
13  unreachable
14}
15
16define i32 @foo(i32 %i, i32 %j, i32 %k) {
17entry:
18  %cmp = icmp slt i32 %i, 999
19  br i1 %cmp, label %if.then, label %if.end
20; USE: br i1 %cmp, label %if.then, label %if.end
21; USE-SAME: !prof ![[BW_ENTRY:[0-9]+]]
22
23if.then:
24  %call = call i32 @bar0(i32 %i)
25  br label %if.end
26
27if.end:
28  %ret.0 = phi i32 [ %call, %if.then ], [ 0, %entry ]
29  %cmp1 = icmp sgt i32 %j, 1000
30  %cmp3 = icmp sgt i32 %k, 99
31  %or.cond = and i1 %cmp1, %cmp3
32  br i1 %or.cond, label %if.then4, label %if.end7
33; USE: br i1 %or.cond, label %if.then4, label %if.end7
34; USE-SAME: !prof ![[BW_IF:[0-9]+]]
35
36if.then4:
37  %call5 = call i32 @bar2(i32 undef)
38  br label %if.end7
39
40if.end7:
41  %mul = mul nsw i32 %ret.0, %ret.0
42  ret i32 %mul
43}
44; USE: ![[BW_ENTRY]] = !{!"branch_weights", i32 21, i32 0}
45; USE: ![[BW_IF]] = !{!"branch_weights", i32 0, i32 21}
46