xref: /llvm-project/llvm/test/CodeGen/LoongArch/ir-instruction/call.ll (revision 718331f55529469586c99a55e4b382a1c7485842) 
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc --mtriple=loongarch32 -mattr=+d < %s | FileCheck --check-prefix=LA32 %s
3; RUN: llc --mtriple=loongarch64 -mattr=+d < %s | FileCheck --check-prefix=LA64 %s
4
5declare i32 @external_function(i32)
6
7define i32 @test_call_external(i32 %a) nounwind {
8; LA32-LABEL: test_call_external:
9; LA32:       # %bb.0:
10; LA32-NEXT:    addi.w $sp, $sp, -16
11; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
12; LA32-NEXT:    bl %plt(external_function)
13; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
14; LA32-NEXT:    addi.w $sp, $sp, 16
15; LA32-NEXT:    ret
16;
17; LA64-LABEL: test_call_external:
18; LA64:       # %bb.0:
19; LA64-NEXT:    addi.d $sp, $sp, -16
20; LA64-NEXT:    st.d $ra, $sp, 8 # 8-byte Folded Spill
21; LA64-NEXT:    bl %plt(external_function)
22; LA64-NEXT:    ld.d $ra, $sp, 8 # 8-byte Folded Reload
23; LA64-NEXT:    addi.d $sp, $sp, 16
24; LA64-NEXT:    ret
25  %1 = call i32 @external_function(i32 %a)
26  ret i32 %1
27}
28
29define i32 @defined_function(i32 %a) nounwind {
30; LA32-LABEL: defined_function:
31; LA32:       # %bb.0:
32; LA32-NEXT:    addi.w $a0, $a0, 1
33; LA32-NEXT:    ret
34;
35; LA64-LABEL: defined_function:
36; LA64:       # %bb.0:
37; LA64-NEXT:    addi.w $a0, $a0, 1
38; LA64-NEXT:    ret
39  %1 = add i32 %a, 1
40  ret i32 %1
41}
42
43define i32 @test_call_defined(i32 %a) nounwind {
44; LA32-LABEL: test_call_defined:
45; LA32:       # %bb.0:
46; LA32-NEXT:    addi.w $sp, $sp, -16
47; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
48; LA32-NEXT:    bl %plt(defined_function)
49; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
50; LA32-NEXT:    addi.w $sp, $sp, 16
51; LA32-NEXT:    ret
52;
53; LA64-LABEL: test_call_defined:
54; LA64:       # %bb.0:
55; LA64-NEXT:    addi.d $sp, $sp, -16
56; LA64-NEXT:    st.d $ra, $sp, 8 # 8-byte Folded Spill
57; LA64-NEXT:    bl %plt(defined_function)
58; LA64-NEXT:    ld.d $ra, $sp, 8 # 8-byte Folded Reload
59; LA64-NEXT:    addi.d $sp, $sp, 16
60; LA64-NEXT:    ret
61  %1 = call i32 @defined_function(i32 %a) nounwind
62  ret i32 %1
63}
64
65define i32 @test_call_indirect(ptr %a, i32 %b) nounwind {
66; LA32-LABEL: test_call_indirect:
67; LA32:       # %bb.0:
68; LA32-NEXT:    addi.w $sp, $sp, -16
69; LA32-NEXT:    st.w $ra, $sp, 12 # 4-byte Folded Spill
70; LA32-NEXT:    move $a2, $a0
71; LA32-NEXT:    move $a0, $a1
72; LA32-NEXT:    jirl $ra, $a2, 0
73; LA32-NEXT:    ld.w $ra, $sp, 12 # 4-byte Folded Reload
74; LA32-NEXT:    addi.w $sp, $sp, 16
75; LA32-NEXT:    ret
76;
77; LA64-LABEL: test_call_indirect:
78; LA64:       # %bb.0:
79; LA64-NEXT:    addi.d $sp, $sp, -16
80; LA64-NEXT:    st.d $ra, $sp, 8 # 8-byte Folded Spill
81; LA64-NEXT:    move $a2, $a0
82; LA64-NEXT:    move $a0, $a1
83; LA64-NEXT:    jirl $ra, $a2, 0
84; LA64-NEXT:    ld.d $ra, $sp, 8 # 8-byte Folded Reload
85; LA64-NEXT:    addi.d $sp, $sp, 16
86; LA64-NEXT:    ret
87  %1 = call i32 %a(i32 %b)
88  ret i32 %1
89}
90