xref: /aosp_15_r20/external/llvm/test/CodeGen/SPARC/zerostructcall.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1; RUN: llc < %s -march=sparc | FileCheck %s
2
3; CHECK-LABEL: struct_ptr_test
4; CHECK:       call struct_ptr_fn
5; CHECK-NEXT:  st %i0, [%fp+-4]
6; CHECK-NEXT:  ret
7
8%struct.S = type {}
9
10define void @struct_ptr_test(i32 %i) {
11entry:
12  %i.addr = alloca i32, align 4
13  store i32 %i, i32* %i.addr, align 4
14  %0 = bitcast i32* %i.addr to %struct.S*
15  call void @struct_ptr_fn(%struct.S* byval align 1 %0)
16  ret void
17}
18
19declare void @struct_ptr_fn(%struct.S* byval align 1)
20
21; CHECK-LABEL: struct_test
22; CHECK:       call struct_fn
23; CHECK-NEXT:  nop
24; CHECK-NEXT:  ret
25
26%struct.U = type {}
27
28@a = internal global [1 x %struct.U] zeroinitializer, align 1
29
30define void @struct_test() {
31entry:
32  tail call void @struct_fn(%struct.U* byval align 1 getelementptr inbounds ([1 x %struct.U], [1 x %struct.U]* @a, i32 0, i32 0))
33  ret void
34}
35
36; CHECK-LABEL: struct_arg_test
37; CHECK:       call struct_arg_fn
38; CHECK-NEXT:  nop
39; CHECK-NEXT:  ret
40
41declare void @struct_fn(%struct.U* byval align 1)
42
43@b = internal global [1 x %struct.U] zeroinitializer, align 1
44
45define void @struct_arg_test() {
46entry:
47  tail call void @struct_arg_fn(%struct.U* byval align 1 getelementptr inbounds ([1 x %struct.U], [1 x %struct.U]* @b, i32 0, i32 0))
48  ret void
49}
50
51declare void @struct_arg_fn(%struct.U* byval align 1)
52