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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes
2; RUN: opt %s -globalopt -argpromotion -sroa -S | FileCheck %s
3; RUN: opt %s -passes='module(globalopt),cgscc(argpromotion),function(sroa)' -S | FileCheck %s
4
5target datalayout = "E-p:64:64:64-a0:0:8-f32:32:32-f64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-v64:64:64-v128:128:128"
6
7%struct.ss = type { i32, i32 }
8
9; Argpromote + sroa should change this to passing the two integers by value.
10define internal i32 @f(%struct.ss* inalloca  %s) {
11; CHECK-LABEL: define {{[^@]+}}@f
12; CHECK-SAME: (i32 [[S_0_0_VAL:%.*]], i32 [[S_0_1_VAL:%.*]]) unnamed_addr
13; CHECK-NEXT:  entry:
14; CHECK-NEXT:    [[R:%.*]] = add i32 [[S_0_0_VAL]], [[S_0_1_VAL]]
15; CHECK-NEXT:    ret i32 [[R]]
16;
17entry:
18  %f0 = getelementptr %struct.ss, %struct.ss* %s, i32 0, i32 0
19  %f1 = getelementptr %struct.ss, %struct.ss* %s, i32 0, i32 1
20  %a = load i32, i32* %f0, align 4
21  %b = load i32, i32* %f1, align 4
22  %r = add i32 %a, %b
23  ret i32 %r
24}
25
26define i32 @main() {
27; CHECK-LABEL: define {{[^@]+}}@main() local_unnamed_addr
28; CHECK-NEXT:  entry:
29; CHECK-NEXT:    [[R:%.*]] = call fastcc i32 @f(i32 1, i32 2)
30; CHECK-NEXT:    ret i32 [[R]]
31;
32entry:
33  %S = alloca inalloca %struct.ss
34  %f0 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
35  %f1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
36  store i32 1, i32* %f0, align 4
37  store i32 2, i32* %f1, align 4
38  %r = call i32 @f(%struct.ss* inalloca %S)
39  ret i32 %r
40}
41
42; Argpromote can't promote %a because of the icmp use.
43define internal i1 @g(%struct.ss* %a, %struct.ss* inalloca %b) nounwind  {
44; CHECK-LABEL: define {{[^@]+}}@g
45; CHECK-SAME: (%struct.ss* [[A:%.*]], %struct.ss* [[B:%.*]]) unnamed_addr
46; CHECK-NEXT:  entry:
47; CHECK-NEXT:    [[C:%.*]] = icmp eq %struct.ss* [[A]], [[B]]
48; CHECK-NEXT:    ret i1 [[C]]
49;
50entry:
51  %c = icmp eq %struct.ss* %a, %b
52  ret i1 %c
53}
54
55define i32 @test() {
56; CHECK-LABEL: define {{[^@]+}}@test() local_unnamed_addr
57; CHECK-NEXT:  entry:
58; CHECK-NEXT:    [[S:%.*]] = alloca inalloca [[STRUCT_SS:%.*]]
59; CHECK-NEXT:    [[C:%.*]] = call fastcc i1 @g(%struct.ss* [[S]], %struct.ss* [[S]])
60; CHECK-NEXT:    ret i32 0
61;
62entry:
63  %S = alloca inalloca %struct.ss
64  %c = call i1 @g(%struct.ss* %S, %struct.ss* inalloca %S)
65  ret i32 0
66}
67