1; RUN: opt < %s -pgo-icall-prom -S | FileCheck %s --check-prefix=ICALL-PROM
2; RUN: opt < %s -passes=pgo-icall-prom -S | FileCheck %s --check-prefix=ICALL-PROM
3; RUN: opt < %s -pgo-icall-prom -S -pass-remarks=pgo-icall-prom -icp-count-threshold=0 -icp-percent-threshold=0 -icp-max-prom=4 2>&1 | FileCheck %s --check-prefix=PASS-REMARK
4; RUN: opt < %s -passes=pgo-icall-prom -S -pass-remarks=pgo-icall-prom -icp-count-threshold=0 -icp-percent-threshold=0 -icp-max-prom=4 2>&1 | FileCheck %s --check-prefix=PASS-REMARK
5; PASS-REMARK: remark: <unknown>:0:0: Promote indirect call to func4 with count 1030 out of 1600
6; PASS-REMARK: remark: <unknown>:0:0: Promote indirect call to func2 with count 410 out of 570
7; PASS-REMARK: remark: <unknown>:0:0: Promote indirect call to func3 with count 150 out of 160
8; PASS-REMARK: remark: <unknown>:0:0: Promote indirect call to func1 with count 10 out of 10
9
10target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
11target triple = "x86_64-unknown-linux-gnu"
12
13@foo = common global i32 ()* null, align 8
14
15define i32 @func1() {
16entry:
17  ret i32 0
18}
19
20define i32 @func2() {
21entry:
22  ret i32 1
23}
24
25define i32 @func3() {
26entry:
27  ret i32 2
28}
29
30define i32 @func4() {
31entry:
32  ret i32 3
33}
34
35define i32 @bar() {
36entry:
37  %tmp = load i32 ()*, i32 ()** @foo, align 8
38; ICALL-PROM:   [[BITCAST:%[0-9]+]] = bitcast i32 ()* %tmp to i8*
39; ICALL-PROM:   [[CMP:%[0-9]+]] = icmp eq i8* [[BITCAST]], bitcast (i32 ()* @func4 to i8*)
40; ICALL-PROM:   br i1 [[CMP]], label %if.true.direct_targ, label %if.false.orig_indirect, !prof [[BRANCH_WEIGHT:![0-9]+]]
41; ICALL-PROM: if.true.direct_targ:
42; ICALL-PROM:   [[DIRCALL_RET:%[0-9]+]] = call i32 @func4()
43; ICALL-PROM:   br label %if.end.icp
44  %call = call i32 %tmp(), !prof !1
45; ICALL-PROM: if.false.orig_indirect:
46; ICALL-PROM:   %call = call i32 %tmp(), !prof [[NEW_VP_METADATA:![0-9]+]]
47  ret i32 %call
48; ICALL-PROM: if.end.icp:
49; ICALL-PROM:   [[PHI_RET:%[0-9]+]] = phi i32 [ %call, %if.false.orig_indirect ], [ [[DIRCALL_RET]], %if.true.direct_targ ]
50; ICALL-PROM:   ret i32 [[PHI_RET]]
51}
52
53!1 = !{!"VP", i32 0, i64 1600, i64 7651369219802541373, i64 1030, i64 -4377547752858689819, i64 410, i64 -6929281286627296573, i64 150, i64 -2545542355363006406, i64 10}
54
55; ICALL-PROM: [[BRANCH_WEIGHT]] = !{!"branch_weights", i32 1030, i32 570}
56; ICALL-PROM: [[NEW_VP_METADATA]] = !{!"VP", i32 0, i64 570, i64 -4377547752858689819, i64 410}
57