xref: /llvm-project/llvm/test/CodeGen/PowerPC/longcall.ll (revision 56e41fcf50283f9a76aa65eaf76f118db3bfd1ba)
1; RUN: llc < %s | FileCheck %s
2; RUN: llc --fast-isel < %s | FileCheck %s
3target datalayout = "E-m:e-i64:64-n32:64"
4target triple = "powerpc64-unknown-linux-gnu"
5
6; Function Attrs: nounwind
7define void @tail() local_unnamed_addr #0 {
8entry:
9  tail call void @foo() #1
10  ret void
11
12; CHECK-LABEL: @tail
13; CHECK: ld [[FD:[0-9]+]], .LC0@toc@l({{[0-9]+}})
14; CHECK: ld [[ADDR:[0-9]+]], 0([[FD]])
15; CHECK: mtctr [[ADDR]]
16; CHECK: bctrl
17; CHECK-NOT: bl foo
18; CHECK: blr
19}
20
21define void @notail() local_unnamed_addr #0 {
22entry:
23  call void @foo() #1
24  ret void
25
26; CHECK-LABEL: @notail
27; CHECK: ld [[FD:[0-9]+]], .LC0@toc@l({{[0-9]+}})
28; CHECK: ld [[ADDR:[0-9]+]], 0([[FD]])
29; CHECK: mtctr [[ADDR]]
30; CHECK: bctrl
31; CHECK-NOT: bl foo
32; CHECK: blr
33}
34
35; CHECK: .tc foo
36
37declare void @foo() local_unnamed_addr
38
39attributes #0 = { nounwind "target-cpu"="ppc64" "target-features"="+longcall" }
40attributes #1 = { nounwind }
41
42