llvm-6502/test/CodeGen/X86/MachineSink-DbgValue.ll
Manman Ren 27ce44d3b4 Debug Info: improve the verifier to check field types.
Make sure the context and type fields are MDNodes. We will generate
verification errors if those fields are non-empty strings.
Fix testing cases to make them pass the verifier.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187106 91177308-0d34-0410-b5e6-96231b3b80d8
2013-07-25 06:43:01 +00:00

51 lines
3.1 KiB
LLVM

; RUN: llc < %s | FileCheck %s
; Should sink matching DBG_VALUEs also.
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-macosx10.7.0"
define i32 @foo(i32 %i, i32* nocapture %c) nounwind uwtable readonly ssp {
tail call void @llvm.dbg.value(metadata !{i32 %i}, i64 0, metadata !6), !dbg !12
%ab = load i32* %c, align 1, !dbg !14
tail call void @llvm.dbg.value(metadata !{i32* %c}, i64 0, metadata !7), !dbg !13
tail call void @llvm.dbg.value(metadata !{i32 %ab}, i64 0, metadata !10), !dbg !14
%cd = icmp eq i32 %i, 42, !dbg !15
br i1 %cd, label %bb1, label %bb2, !dbg !15
bb1: ; preds = %0
;CHECK: DEBUG_VALUE: a
;CHECK-NEXT: .loc 1 5 5
;CHECK-NEXT: addl
%gh = add nsw i32 %ab, 2, !dbg !16
br label %bb2, !dbg !16
bb2:
%.0 = phi i32 [ %gh, %bb1 ], [ 0, %0 ]
ret i32 %.0, !dbg !17
}
declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone
!llvm.dbg.cu = !{!0}
!0 = metadata !{i32 786449, metadata !20, i32 12, metadata !"Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", i1 true, metadata !"", i32 0, null, null, metadata !18, null, null, null} ; [ DW_TAG_compile_unit ]
!1 = metadata !{i32 786478, metadata !20, metadata !2, metadata !"foo", metadata !"foo", metadata !"", i32 2, metadata !3, i1 false, i1 true, i32 0, i32 0, i32 0, i32 256, i1 true, i32 (i32, i32*)* @foo, null, null, metadata !19, i32 0} ; [ DW_TAG_subprogram ]
!2 = metadata !{i32 786473, metadata !20} ; [ DW_TAG_file_type ]
!3 = metadata !{i32 786453, metadata !20, metadata !2, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, i32 0, metadata !4, i32 0, i32 0} ; [ DW_TAG_subroutine_type ]
!4 = metadata !{metadata !5}
!5 = metadata !{i32 786468, null, metadata !0, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ]
!6 = metadata !{i32 786689, metadata !1, metadata !"i", metadata !2, i32 16777218, metadata !5, i32 0, null} ; [ DW_TAG_arg_variable ]
!7 = metadata !{i32 786689, metadata !1, metadata !"c", metadata !2, i32 33554434, metadata !8, i32 0, null} ; [ DW_TAG_arg_variable ]
!8 = metadata !{i32 786447, null, metadata !0, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !9} ; [ DW_TAG_pointer_type ]
!9 = metadata !{i32 786468, null, metadata !0, metadata !"char", i32 0, i64 8, i64 8, i64 0, i32 0, i32 6} ; [ DW_TAG_base_type ]
!10 = metadata !{i32 786688, metadata !11, metadata !"a", metadata !2, i32 3, metadata !9, i32 0, null} ; [ DW_TAG_auto_variable ]
!11 = metadata !{i32 786443, metadata !20, metadata !1, i32 2, i32 25, i32 0} ; [ DW_TAG_lexical_block ]
!12 = metadata !{i32 2, i32 13, metadata !1, null}
!13 = metadata !{i32 2, i32 22, metadata !1, null}
!14 = metadata !{i32 3, i32 14, metadata !11, null}
!15 = metadata !{i32 4, i32 3, metadata !11, null}
!16 = metadata !{i32 5, i32 5, metadata !11, null}
!17 = metadata !{i32 7, i32 1, metadata !11, null}
!18 = metadata !{metadata !1}
!19 = metadata !{metadata !6, metadata !7, metadata !10}
!20 = metadata !{metadata !"a.c", metadata !"/private/tmp"}