• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
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
8
9; fn_ptr.ll
10%class.A = type { i32 (...)** }
11
12define i32 @test1() #0 {
13  ;ATOM-LABEL: test1:
14entry:
15  %call = tail call %class.A* @_Z3facv()
16  %0 = bitcast %class.A* %call to void (%class.A*)***
17  %vtable = load void (%class.A*)**, void (%class.A*)*** %0, align 8
18  %1 = load void (%class.A*)*, void (%class.A*)** %vtable, align 8
19  ;ATOM32: movl (%ecx), %ecx
20  ;ATOM32: calll *%ecx
21  ;ATOM-NOT32: calll *(%ecx)
22  ;ATOM64: movq (%rcx), %rcx
23  ;ATOM64: callq *%rcx
24  ;ATOM-NOT64: callq *(%rcx)
25  ;SLM32: movl (%ecx), %ecx
26  ;SLM32: calll *%ecx
27  ;SLM64: movq (%rcx), %rcx
28  ;SLM64: callq *%rcx
29  tail call void %1(%class.A* %call)
30  ret i32 0
31}
32
33declare %class.A* @_Z3facv() #1
34
35; virt_fn.ll
36@p = external global void (i32)**
37
38define i32 @test2() #0 {
39  ;ATOM-LABEL: test2:
40entry:
41  %0 = load void (i32)**, void (i32)*** @p, align 8
42  %1 = load void (i32)*, void (i32)** %0, align 8
43  ;ATOM32: movl (%eax), %eax
44  ;ATOM32: calll *%eax
45  ;ATOM-NOT: calll *(%eax)
46  ;ATOM64: movq (%rax), %rax
47  ;ATOM64: callq *%rax
48  ;ATOM-NOT64: callq *(%rax)
49  ;SLM32: movl (%eax), %eax
50  ;SLM32: calll *%eax
51  ;SLM64: movq (%rax), %rax
52  ;SLM64: callq *%rax
53  tail call void %1(i32 2)
54  ret i32 0
55}
56