xref: /aosp_15_r20/external/llvm/test/Transforms/Inline/profile-meta.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: opt < %s -S -inline | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; Make sure that profile and unpredictable  metadata is preserved when cloning a select.
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i32 @callee_with_select(i1 %c, i32 %a, i32 %b) {
6*9880d681SAndroid Build Coastguard Worker  %sel = select i1 %c, i32 %a, i32 %b, !prof !0, !unpredictable !1
7*9880d681SAndroid Build Coastguard Worker  ret i32 %sel
8*9880d681SAndroid Build Coastguard Worker}
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Workerdefine i32 @caller_of_select(i1 %C, i32 %A, i32 %B) {
11*9880d681SAndroid Build Coastguard Worker  %ret = call i32 @callee_with_select(i1 %C, i32 %A, i32 %B)
12*9880d681SAndroid Build Coastguard Worker  ret i32 %ret
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @caller_of_select(
15*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  [[SEL:%.*]] = select i1 %C, i32 %A, i32 %B, !prof !0, !unpredictable !1
16*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  ret i32 [[SEL]]
17*9880d681SAndroid Build Coastguard Worker}
18*9880d681SAndroid Build Coastguard Worker
19*9880d681SAndroid Build Coastguard Worker; Make sure that profile and unpredictable metadata is preserved when cloning a branch.
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Workerdefine i32 @callee_with_branch(i1 %c) {
22*9880d681SAndroid Build Coastguard Worker  br i1 %c, label %if, label %else, !unpredictable !1, !prof !2
23*9880d681SAndroid Build Coastguard Workerif:
24*9880d681SAndroid Build Coastguard Worker  ret i32 1
25*9880d681SAndroid Build Coastguard Workerelse:
26*9880d681SAndroid Build Coastguard Worker  ret i32 2
27*9880d681SAndroid Build Coastguard Worker}
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Workerdefine i32 @caller_of_branch(i1 %C) {
30*9880d681SAndroid Build Coastguard Worker  %ret = call i32 @callee_with_branch(i1 %C)
31*9880d681SAndroid Build Coastguard Worker  ret i32 %ret
32*9880d681SAndroid Build Coastguard Worker
33*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: @caller_of_branch(
34*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT:  br i1 %C, label %{{.*}}, label %{{.*}}, !prof !2, !unpredictable !1
35*9880d681SAndroid Build Coastguard Worker}
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Worker!0 = !{!"branch_weights", i32 1, i32 2}
38*9880d681SAndroid Build Coastguard Worker!1 = !{}
39*9880d681SAndroid Build Coastguard Worker!2 = !{!"branch_weights", i32 3, i32 4}
40*9880d681SAndroid Build Coastguard Worker
41*9880d681SAndroid Build Coastguard Worker; CHECK: !0 = !{!"branch_weights", i32 1, i32 2}
42*9880d681SAndroid Build Coastguard Worker; CHECK: !1 = !{}
43*9880d681SAndroid Build Coastguard Worker; CHECK: !2 = !{!"branch_weights", i32 3, i32 4}
44*9880d681SAndroid Build Coastguard Worker
45