1 ; RUN: opt -sroa %s -S | FileCheck %s 2 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 3 4 %foo = type { [8 x i8], [8 x i8] } 5 6 declare void @llvm.dbg.declare(metadata, metadata, metadata) #0 7 define void @_ZL18findInsertLocationPN4llvm17MachineBasicBlockENS_9SlotIndexERNS_13LiveIntervalsE() { 8 entry: 9 %retval = alloca %foo, align 8 10 call void @llvm.dbg.declare(metadata %foo* %retval, metadata !1, metadata !7), !dbg !8 11 ; Checks that SROA still inserts a bit_piece expression, even if it produces only one piece 12 ; (as long as that piece is smaller than the whole thing) 13 ; CHECK-NOT: call void @llvm.dbg.value 14 ; CHECK: call void @llvm.dbg.value(metadata %foo* undef, i64 0, {{.*}}, metadata ![[BIT_PIECE:[0-9]+]]), !dbg 15 ; CHECK-NOT: call void @llvm.dbg.value 16 ; CHECK: ![[BIT_PIECE]] = !DIExpression(DW_OP_bit_piece, 64, 64) 17 %0 = bitcast %foo* %retval to i8* 18 %1 = getelementptr inbounds i8, i8* %0, i64 8 19 %2 = bitcast i8* %1 to %foo** 20 store %foo* undef, %foo** %2, align 8 21 ret void 22 } 23 24 attributes #0 = { nounwind readnone } 25 26 !llvm.dbg.cu = !{!9} 27 !llvm.module.flags = !{!0} 28 29 !0 = !{i32 2, !"Debug Info Version", i32 3} 30 !1 = !DILocalVariable(name: "I", scope: !2, file: !3, line: 947, type: !4) 31 !2 = distinct !DISubprogram(name: "findInsertLocation", linkageName: "_ZL18findInsertLocationPN4llvm17MachineBasicBlockENS_9SlotIndexERNS_13LiveIntervalsE", scope: !3, file: !3, line: 937, isLocal: true, isDefinition: true, scopeLine: 938, flags: DIFlagPrototyped, isOptimized: true, unit: !9) 32 !3 = !DIFile(filename: "none", directory: ".") 33 !4 = !DICompositeType(tag: DW_TAG_class_type, name: "bundle_iterator<llvm::MachineInstr, llvm::ilist_iterator<llvm::MachineInstr> >", scope: !5, file: !3, line: 163, size: 128, align: 64, elements: !6, templateParams: !6, identifier: "_ZTSN4llvm17MachineBasicBlock15bundle_iteratorINS_12MachineInstrENS_14ilist_iteratorIS2_EEEE") 34 !5 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "MachineBasicBlock", file: !3, line: 68, size: 1408, align: 64, identifier: "_ZTSN4llvm17MachineBasicBlockE") 35 !6 = !{} 36 !7 = !DIExpression() 37 !8 = !DILocation(line: 947, column: 35, scope: !2) 38 !9 = distinct !DICompileUnit(language: DW_LANG_Julia, file: !3) 39
