xref: /llvm-project/llvm/test/CodeGen/Xtensa/call.ll (revision 78f5d9cdbad2ad6c9857e0ceed99c7c3a40d16d2)
1; RUN: llc --mtriple=xtensa < %s | FileCheck %s
2
3declare i32 @external_function(i32)
4
5define i32 @test_call_external(i32 %a) nounwind {
6; CHECK-LABEL: test_call_external:
7; CHECK:       # %bb.0:
8; CHECK:       s32i  a0, a1, 0
9; CHECK-NEXT:  l32r  a8, .LCPI0_0
10; CHECK-NEXT:  callx0  a8
11; CHECK-NEXT:  l32i  a0, a1, 0
12; CHECK:       ret
13  %1 = call i32 @external_function(i32 %a)
14  ret i32 %1
15}
16
17define i32 @defined_function(i32 %a) nounwind {
18; CHECK-LABEL: defined_function:
19; CHECK:       # %bb.0:
20; CHECK-NEXT:  addi  a2, a2, 1
21; CHECK-NEXT:  ret
22  %1 = add i32 %a, 1
23  ret i32 %1
24}
25
26define i32 @test_call_defined(i32 %a) nounwind {
27; CHECK-LABEL: test_call_defined:
28; CHECK:       # %bb.0:
29; CHECK:       s32i  a0, a1, 0
30; CHECK-NEXT:  l32r  a8, .LCPI2_0
31; CHECK-NEXT:  callx0  a8
32; CHECK-NEXT:  l32i  a0, a1, 0
33; CHECK:       ret
34  %1 = call i32 @defined_function(i32 %a) nounwind
35  ret i32 %1
36}
37
38define i32 @test_call_indirect(ptr %a, i32 %b) nounwind {
39; CHECK-LABEL: test_call_indirect:
40; CHECK:       # %bb.0:
41; CHECK:       s32i  a0, a1, 0
42; CHECK-NEXT:  or  a8, a2, a2
43; CHECK-NEXT:  or  a2, a3, a3
44; CHECK-NEXT:  callx0  a8
45; CHECK-NEXT:  l32i  a0, a1, 0
46; CHECK:       ret
47  %1 = call i32 %a(i32 %b)
48  ret i32 %1
49}
50