llvm-6502/test/DebugInfo/X86/aligned_stack_var.ll
Manman Ren ce0a12399c Debug Info Verifier: enable verification of DICompileUnit.
We used to call Verify before adding DICompileUnit to the list, and now we
remove the check and always add DICompileUnit to the list in DebugInfoFinder,
so we can verify them later on.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187237 91177308-0d34-0410-b5e6-96231b3b80d8
2013-07-26 20:04:30 +00:00

42 lines
2.2 KiB
LLVM

; RUN: llc %s -mtriple=x86_64-pc-linux-gnu -O0 -filetype=obj -o %t
; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
; If stack is realigned, we shouldn't describe locations of local
; variables by giving offset from the frame pointer (%rbp):
; push %rpb
; mov %rsp,%rbp
; and ALIGNMENT,%rsp ; (%rsp and %rbp are different now)
; It's better to use offset from %rsp instead.
; DW_AT_location of variable "x" shouldn't be equal to
; (DW_OP_fbreg: .*): DW_OP_fbreg has code 0x91
; CHECK: {{0x.* DW_TAG_variable}}
; CHECK-NOT: {{DW_AT_location.*DW_FORM_block1.*0x.*91}}
; CHECK: NULL
define void @_Z3runv() nounwind uwtable {
entry:
%x = alloca i32, align 32
call void @llvm.dbg.declare(metadata !{i32* %x}, metadata !9), !dbg !12
ret void, !dbg !13
}
declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
!llvm.dbg.cu = !{!0}
!0 = metadata !{i32 786449, metadata !14, i32 4, metadata !"clang version 3.2 (trunk 155696:155697) (llvm/trunk 155696)", i1 false, metadata !"", i32 0, metadata !1, metadata !1, metadata !3, metadata !1, metadata !1, metadata !""} ; [ DW_TAG_compile_unit ]
!1 = metadata !{i32 0}
!3 = metadata !{metadata !5}
!5 = metadata !{i32 786478, metadata !14, metadata !6, metadata !"run", metadata !"run", metadata !"_Z3runv", 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 ]
!6 = metadata !{i32 786473, metadata !14} ; [ DW_TAG_file_type ]
!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 ]
!8 = metadata !{null}
!9 = metadata !{i32 786688, metadata !10, metadata !"x", metadata !6, i32 2, metadata !11, i32 0, i32 0} ; [ DW_TAG_auto_variable ]
!10 = metadata !{i32 786443, metadata !14, metadata !5, i32 1, i32 12, i32 0} ; [ DW_TAG_lexical_block ]
!11 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!12 = metadata !{i32 2, i32 7, metadata !10, null}
!13 = metadata !{i32 3, i32 1, metadata !10, null}
!14 = metadata !{metadata !"test.cc", metadata !"/home/samsonov/debuginfo"}