blob: 9e6c7ff813af43fce505ab0f09f82ba59e5603b6 [file] [log] [blame]
Alexey Samsonovc4b3ad82012-05-01 15:16:06 +00001; RUN: llc %s -mtriple=x86_64-pc-linux-gnu -O0 -filetype=obj -o %t
2; RUN: llvm-dwarfdump %t | FileCheck %s
3
4; If stack is realigned, we shouldn't describe locations of local
5; variables by giving offset from the frame pointer (%rbp):
6; push %rpb
7; mov %rsp,%rbp
8; and ALIGNMENT,%rsp ; (%rsp and %rbp are different now)
9; It's better to use offset from %rsp instead.
10
11; DW_AT_location of variable "x" shouldn't be equal to
12; (DW_OP_fbreg: .*): DW_OP_fbreg has code 0x91
13
14; CHECK: {{0x.* DW_TAG_variable}}
15; CHECK-NOT: {{DW_AT_location.*DW_FORM_block1.*0x.*91}}
16; CHECK: NULL
17
18define void @_Z3runv() nounwind uwtable {
19entry:
20 %x = alloca i32, align 32
21 call void @llvm.dbg.declare(metadata !{i32* %x}, metadata !9), !dbg !12
22 ret void, !dbg !13
23}
24
25declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
26
27!llvm.dbg.cu = !{!0}
28
29!0 = metadata !{i32 786449, i32 0, i32 4, metadata !"test.cc", metadata !"/home/samsonov/debuginfo", metadata !"clang version 3.2 (trunk 155696:155697) (llvm/trunk 155696)", i1 true, i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1} ; [ DW_TAG_compile_unit ]
30!1 = metadata !{metadata !2}
31!2 = metadata !{i32 0}
32!3 = metadata !{metadata !4}
33!4 = metadata !{metadata !5}
34!5 = metadata !{i32 786478, i32 0, metadata !6, metadata !"run", metadata !"run", metadata !"_Z3runv", metadata !6, i32 1, metadata !7, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, void ()* @_Z3runv, null, null, metadata !1, i32 1} ; [ DW_TAG_subprogram ]
35!6 = metadata !{i32 786473, metadata !"test.cc", metadata !"/home/samsonov/debuginfo", null} ; [ DW_TAG_file_type ]
36!7 = metadata !{i32 786453, i32 0, metadata !"", i32 0, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !8, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
37!8 = metadata !{null}
38!9 = metadata !{i32 786688, metadata !10, metadata !"x", metadata !6, i32 2, metadata !11, i32 0, i32 0} ; [ DW_TAG_auto_variable ]
39!10 = metadata !{i32 786443, metadata !5, i32 1, i32 12, metadata !6, i32 0} ; [ DW_TAG_lexical_block ]
40!11 = metadata !{i32 786468, null, metadata !"int", null, i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
41!12 = metadata !{i32 2, i32 7, metadata !10, null}
42!13 = metadata !{i32 3, i32 1, metadata !10, null}