| ; RUN: llc -mtriple=x86_64-apple-darwin10 < %s | FileCheck %s |
| |
| %struct.a = type { i32 } |
| |
| define i32 @bar(%struct.a* nocapture %b) nounwind ssp { |
| entry: |
| tail call void @llvm.dbg.value(metadata !{%struct.a* %b}, i64 0, metadata !6), !dbg !13 |
| %tmp1 = getelementptr inbounds %struct.a* %b, i64 0, i32 0, !dbg !14 |
| %tmp2 = load i32* %tmp1, align 4, !dbg !14 |
| tail call void @llvm.dbg.value(metadata !{i32 %tmp2}, i64 0, metadata !11), !dbg !14 |
| %call = tail call i32 (...)* @foo(i32 %tmp2) nounwind , !dbg !18 |
| %add = add nsw i32 %tmp2, 1, !dbg !19 |
| ret i32 %add, !dbg !19 |
| } |
| |
| declare i32 @foo(...) |
| |
| declare void @llvm.dbg.value(metadata, i64, metadata) nounwind readnone |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!24} |
| |
| !0 = metadata !{i32 786478, metadata !22, metadata !1, metadata !"bar", metadata !"bar", metadata !"", i32 5, metadata !3, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 true, i32 (%struct.a*)* @bar, null, null, metadata !21, i32 0} ; [ DW_TAG_subprogram ] [line 5] [def] [scope 0] [bar] |
| !1 = metadata !{i32 786473, metadata !22} ; [ DW_TAG_file_type ] |
| !2 = metadata !{i32 786449, metadata !22, i32 12, metadata !"clang version 2.9 (trunk 122997)", i1 true, metadata !"", i32 0, metadata !23, metadata !23, metadata !20, null, null, null} ; [ DW_TAG_compile_unit ] |
| !3 = metadata !{i32 786453, metadata !22, metadata !1, metadata !"", i32 0, i64 0, i64 0, i32 0, i32 0, null, metadata !4, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !4 = metadata !{metadata !5} |
| !5 = metadata !{i32 786468, null, metadata !2, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] |
| !6 = metadata !{i32 786689, metadata !0, metadata !"b", metadata !1, i32 5, metadata !7, i32 0, null} ; [ DW_TAG_arg_variable ] |
| !7 = metadata !{i32 786447, null, metadata !2, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !8} ; [ DW_TAG_pointer_type ] |
| !8 = metadata !{i32 786451, metadata !22, metadata !2, metadata !"a", i32 1, i64 32, i64 32, i32 0, i32 0, null, metadata !9, i32 0, null, null, null} ; [ DW_TAG_structure_type ] [a] [line 1, size 32, align 32, offset 0] [def] [from ] |
| !9 = metadata !{metadata !10} |
| !10 = metadata !{i32 786445, metadata !22, metadata !1, metadata !"c", i32 2, i64 32, i64 32, i64 0, i32 0, metadata !5} ; [ DW_TAG_member ] |
| !11 = metadata !{i32 786688, metadata !12, metadata !"x", metadata !1, i32 6, metadata !5, i32 0, null} ; [ DW_TAG_auto_variable ] |
| !12 = metadata !{i32 786443, metadata !22, metadata !0, i32 5, i32 22, i32 0} ; [ DW_TAG_lexical_block ] |
| !13 = metadata !{i32 5, i32 19, metadata !0, null} |
| !14 = metadata !{i32 6, i32 14, metadata !12, null} |
| !18 = metadata !{i32 7, i32 2, metadata !12, null} |
| !19 = metadata !{i32 8, i32 2, metadata !12, null} |
| !20 = metadata !{metadata !0} |
| !21 = metadata !{metadata !6, metadata !11} |
| !22 = metadata !{metadata !"bar.c", metadata !"/private/tmp"} |
| !23 = metadata !{i32 0} |
| |
| ; Check that variable bar:b value range is appropriately truncated in debug info. |
| ; The variable is in %rdi which is clobbered by 'movl %ebx, %edi' |
| ; Here Ltmp7 is the end of the location range. |
| |
| ;CHECK: .loc 1 7 2 |
| ;CHECK: movl |
| ;CHECK-NEXT: [[CLOBBER:Ltmp[0-9]*]] |
| |
| ;CHECK:Ldebug_loc0: |
| ;CHECK-NEXT: .quad |
| ;CHECK-NEXT: .quad [[CLOBBER]] |
| ;CHECK-NEXT: Lset{{.*}} = Ltmp{{.*}}-Ltmp{{.*}} |
| ;CHECK-NEXT: .short Lset |
| ;CHECK-NEXT: Ltmp |
| ;CHECK-NEXT: .byte 85 ## DW_OP_reg |
| ;CHECK-NEXT: Ltmp |
| ;CHECK-NEXT: .quad 0 |
| ;CHECK-NEXT: .quad 0 |
| !24 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} |