xref: /llvm-project/llvm/test/CodeGen/X86/dllimport-x86_64.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; RUN: llc -mtriple x86_64-pc-win32 < %s | FileCheck %s
2; RUN: llc -mtriple x86_64-pc-mingw32 < %s | FileCheck %s
3;
4; RUN: llc -mtriple x86_64-pc-mingw32 -O0 < %s | FileCheck %s
5; RUN: llc -mtriple x86_64-pc-windows-msvc -O0 < %s | FileCheck %s
6; PR6275
7;
8; RUN: opt -mtriple x86_64-pc-win32 -O3 -S < %s | FileCheck %s -check-prefix=OPT
9
10@Var1 = external dllimport global i32
11@Var2 = available_externally dllimport unnamed_addr constant i32 1
12
13declare dllimport void @fun()
14
15define available_externally dllimport void @inline1() {
16	ret void
17}
18
19define available_externally dllimport void @inline2() {
20	ret void
21}
22
23declare void @dummy(...)
24
25define void @use() nounwind {
26; CHECK:     callq *__imp_fun(%rip)
27  call void @fun()
28
29; CHECK: callq *__imp_inline1(%rip)
30; CHECK: callq *__imp_inline2(%rip)
31  call void @inline1()
32  call void @inline2()
33
34; available_externally uses go away
35; OPT-NOT: call void @inline1()
36; OPT-NOT: call void @inline2()
37; OPT-NOT: load i32, ptr @Var2
38; OPT: call void (...) @dummy(i32 %1, i32 1)
39
40; CHECK-DAG: movq __imp_Var1(%rip), [[R1:%[a-z]{3}]]
41; CHECK-DAG: movq __imp_Var2(%rip), [[R2:%[a-z]{3}]]
42  %1 = load i32, ptr @Var1
43  %2 = load i32, ptr @Var2
44  call void(...) @dummy(i32 %1, i32 %2)
45
46  ret void
47}
48