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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 -argpromotion -S | FileCheck %s
3; RUN: opt < %s -passes=argpromotion -S | FileCheck %s
4
5; Arg promotion eliminates the struct argument.
6; FIXME: We should eliminate the i32* argument.
7
8%struct.ss = type { i32, i64 }
9
10define internal void @f(%struct.ss* byval(%struct.ss)  %b, i32* byval(i32) %X) nounwind  {
11; CHECK-LABEL: define {{[^@]+}}@f
12; CHECK-SAME: (i32 [[B_0:%.*]], i64 [[B_1:%.*]], i32* byval(i32) [[X:%.*]])
13; CHECK-NEXT:  entry:
14; CHECK-NEXT:    [[B:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
15; CHECK-NEXT:    [[DOT0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B]], i32 0, i32 0
16; CHECK-NEXT:    store i32 [[B_0]], i32* [[DOT0]], align 4
17; CHECK-NEXT:    [[DOT1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B]], i32 0, i32 1
18; CHECK-NEXT:    store i64 [[B_1]], i64* [[DOT1]], align 4
19; CHECK-NEXT:    [[TMP:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[B]], i32 0, i32 0
20; CHECK-NEXT:    [[TMP1:%.*]] = load i32, i32* [[TMP]], align 4
21; CHECK-NEXT:    [[TMP2:%.*]] = add i32 [[TMP1]], 1
22; CHECK-NEXT:    store i32 [[TMP2]], i32* [[TMP]], align 4
23; CHECK-NEXT:    store i32 0, i32* [[X]], align 4
24; CHECK-NEXT:    ret void
25;
26entry:
27  %tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
28  %tmp1 = load i32, i32* %tmp, align 4
29  %tmp2 = add i32 %tmp1, 1
30  store i32 %tmp2, i32* %tmp, align 4
31
32  store i32 0, i32* %X
33  ret void
34}
35
36define i32 @test(i32* %X) {
37; CHECK-LABEL: define {{[^@]+}}@test
38; CHECK-SAME: (i32* [[X:%.*]])
39; CHECK-NEXT:  entry:
40; CHECK-NEXT:    [[S:%.*]] = alloca [[STRUCT_SS:%.*]], align 8
41; CHECK-NEXT:    [[TMP1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
42; CHECK-NEXT:    store i32 1, i32* [[TMP1]], align 8
43; CHECK-NEXT:    [[TMP4:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
44; CHECK-NEXT:    store i64 2, i64* [[TMP4]], align 4
45; CHECK-NEXT:    [[S_0:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 0
46; CHECK-NEXT:    [[S_0_VAL:%.*]] = load i32, i32* [[S_0]], align 4
47; CHECK-NEXT:    [[S_1:%.*]] = getelementptr [[STRUCT_SS]], %struct.ss* [[S]], i32 0, i32 1
48; CHECK-NEXT:    [[S_1_VAL:%.*]] = load i64, i64* [[S_1]], align 4
49; CHECK-NEXT:    call void @f(i32 [[S_0_VAL]], i64 [[S_1_VAL]], i32* byval(i32) [[X]])
50; CHECK-NEXT:    ret i32 0
51;
52entry:
53  %S = alloca %struct.ss
54  %tmp1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
55  store i32 1, i32* %tmp1, align 8
56  %tmp4 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
57  store i64 2, i64* %tmp4, align 4
58  call void @f(%struct.ss* byval(%struct.ss) %S, i32* byval(i32) %X)
59  ret i32 0
60}
61