xref: /llvm-project/llvm/test/CodeGen/X86/atom-call-reg-indirect.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; RUN: llc < %s -mcpu=atom -mtriple=i686-linux  | FileCheck -check-prefix=ATOM32 %s
2; RUN: llc < %s -mcpu=core2 -mtriple=i686-linux | FileCheck -check-prefix=ATOM-NOT32 %s
3; RUN: llc < %s -mcpu=atom -mtriple=x86_64-linux  | FileCheck -check-prefix=ATOM64 %s
4; RUN: llc < %s -mcpu=core2 -mtriple=x86_64-linux | FileCheck -check-prefix=ATOM-NOT64 %s
5; RUN: llc < %s -mcpu=slm -mtriple=i686-linux  | FileCheck -check-prefix=SLM32 %s
6; RUN: llc < %s -mcpu=slm -mtriple=x86_64-linux  | FileCheck -check-prefix=SLM64 %s
7; RUN: llc < %s -mcpu=goldmont -mtriple=i686-linux  | FileCheck -check-prefix=SLM32 %s
8; RUN: llc < %s -mcpu=goldmont -mtriple=x86_64-linux  | FileCheck -check-prefix=SLM64 %s
9
10
11; fn_ptr.ll
12%class.A = type { ptr }
13
14define i32 @test1() #0 {
15  ;ATOM-LABEL: test1:
16entry:
17  %call = tail call ptr @_Z3facv()
18  %vtable = load ptr, ptr %call, align 8
19  %0 = load ptr, ptr %vtable, align 8
20  ;ATOM32: movl (%ecx), %ecx
21  ;ATOM32: calll *%ecx
22  ;ATOM-NOT32: calll *(%ecx)
23  ;ATOM64: movq (%rcx), %rcx
24  ;ATOM64: callq *%rcx
25  ;ATOM-NOT64: callq *(%rcx)
26  ;SLM32: movl (%ecx), %ecx
27  ;SLM32: calll *%ecx
28  ;SLM64: movq (%rcx), %rcx
29  ;SLM64: callq *%rcx
30  tail call void %0(ptr %call)
31  ret i32 0
32}
33
34declare ptr @_Z3facv() #1
35
36; virt_fn.ll
37@p = external dso_local global ptr
38
39define i32 @test2() #0 {
40  ;ATOM-LABEL: test2:
41entry:
42  %0 = load ptr, ptr @p, align 8
43  %1 = load ptr, ptr %0, align 8
44  ;ATOM32: movl (%eax), %eax
45  ;ATOM32: calll *%eax
46  ;ATOM-NOT: calll *(%eax)
47  ;ATOM64: movq (%rax), %rax
48  ;ATOM64: callq *%rax
49  ;ATOM-NOT64: callq *(%rax)
50  ;SLM32: movl (%eax), %eax
51  ;SLM32: calll *%eax
52  ;SLM64: movq (%rax), %rax
53  ;SLM64: callq *%rax
54  tail call void %1(i32 2)
55  ret i32 0
56}
57