| ; RUN: llc -O0 -mtriple=arm-apple-darwin < %s | grep DW_OP_breg |
| ; Use DW_OP_breg in variable's location expression if the variable is in a stack slot. |
| |
| %struct.SVal = type { i8*, i32 } |
| |
| define i32 @_Z3fooi4SVal(i32 %i, %struct.SVal* noalias %location) nounwind ssp { |
| entry: |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| call void @llvm.dbg.value(metadata i32 %i, i64 0, metadata !23, metadata !{!"0x102"}), !dbg !24 |
| call void @llvm.dbg.value(metadata %struct.SVal* %location, i64 0, metadata !25, metadata !{!"0x102"}), !dbg !24 |
| %0 = icmp ne i32 %i, 0, !dbg !27 ; <i1> [#uses=1] |
| br i1 %0, label %bb, label %bb1, !dbg !27 |
| |
| bb: ; preds = %entry |
| %1 = getelementptr inbounds %struct.SVal* %location, i32 0, i32 1, !dbg !29 ; <i32*> [#uses=1] |
| %2 = load i32* %1, align 8, !dbg !29 ; <i32> [#uses=1] |
| %3 = add i32 %2, %i, !dbg !29 ; <i32> [#uses=1] |
| br label %bb2, !dbg !29 |
| |
| bb1: ; preds = %entry |
| %4 = getelementptr inbounds %struct.SVal* %location, i32 0, i32 1, !dbg !30 ; <i32*> [#uses=1] |
| %5 = load i32* %4, align 8, !dbg !30 ; <i32> [#uses=1] |
| %6 = sub i32 %5, 1, !dbg !30 ; <i32> [#uses=1] |
| br label %bb2, !dbg !30 |
| |
| bb2: ; preds = %bb1, %bb |
| %.0 = phi i32 [ %3, %bb ], [ %6, %bb1 ] ; <i32> [#uses=1] |
| br label %return, !dbg !29 |
| |
| return: ; preds = %bb2 |
| ret i32 %.0, !dbg !29 |
| } |
| |
| define linkonce_odr void @_ZN4SValC1Ev(%struct.SVal* %this) nounwind ssp align 2 { |
| entry: |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| call void @llvm.dbg.value(metadata %struct.SVal* %this, i64 0, metadata !31, metadata !{!"0x102"}), !dbg !34 |
| %0 = getelementptr inbounds %struct.SVal* %this, i32 0, i32 0, !dbg !34 ; <i8**> [#uses=1] |
| store i8* null, i8** %0, align 8, !dbg !34 |
| %1 = getelementptr inbounds %struct.SVal* %this, i32 0, i32 1, !dbg !34 ; <i32*> [#uses=1] |
| store i32 0, i32* %1, align 8, !dbg !34 |
| br label %return, !dbg !34 |
| |
| return: ; preds = %entry |
| ret void, !dbg !35 |
| } |
| |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone |
| |
| define i32 @main() nounwind ssp { |
| entry: |
| %0 = alloca %struct.SVal ; <%struct.SVal*> [#uses=3] |
| %v = alloca %struct.SVal ; <%struct.SVal*> [#uses=4] |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| call void @llvm.dbg.declare(metadata %struct.SVal* %v, metadata !38, metadata !{!"0x102"}), !dbg !41 |
| call void @_ZN4SValC1Ev(%struct.SVal* %v) nounwind, !dbg !41 |
| %1 = getelementptr inbounds %struct.SVal* %v, i32 0, i32 1, !dbg !42 ; <i32*> [#uses=1] |
| store i32 1, i32* %1, align 8, !dbg !42 |
| %2 = getelementptr inbounds %struct.SVal* %0, i32 0, i32 0, !dbg !43 ; <i8**> [#uses=1] |
| %3 = getelementptr inbounds %struct.SVal* %v, i32 0, i32 0, !dbg !43 ; <i8**> [#uses=1] |
| %4 = load i8** %3, align 8, !dbg !43 ; <i8*> [#uses=1] |
| store i8* %4, i8** %2, align 8, !dbg !43 |
| %5 = getelementptr inbounds %struct.SVal* %0, i32 0, i32 1, !dbg !43 ; <i32*> [#uses=1] |
| %6 = getelementptr inbounds %struct.SVal* %v, i32 0, i32 1, !dbg !43 ; <i32*> [#uses=1] |
| %7 = load i32* %6, align 8, !dbg !43 ; <i32> [#uses=1] |
| store i32 %7, i32* %5, align 8, !dbg !43 |
| %8 = call i32 @_Z3fooi4SVal(i32 2, %struct.SVal* noalias %0) nounwind, !dbg !43 ; <i32> [#uses=0] |
| call void @llvm.dbg.value(metadata i32 %8, i64 0, metadata !44, metadata !{!"0x102"}), !dbg !43 |
| br label %return, !dbg !45 |
| |
| return: ; preds = %entry |
| ret i32 0, !dbg !45 |
| } |
| |
| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone |
| |
| !llvm.dbg.cu = !{!3} |
| !llvm.module.flags = !{!49} |
| |
| !0 = !{!"0x2e\00SVal\00SVal\00\0011\000\000\000\006\000\000\000", !48, !1, !14, null, null, null, null, null} ; [ DW_TAG_subprogram ] |
| !1 = !{!"0x13\00SVal\001\00128\0064\000\000\000", !48, null, null, !4, null, null, null} ; [ DW_TAG_structure_type ] [SVal] [line 1, size 128, align 64, offset 0] [def] [from ] |
| !2 = !{!"0x29", !48} ; [ DW_TAG_file_type ] |
| !3 = !{!"0x11\004\004.2.1 (Based on Apple Inc. build 5658) (LLVM build)\000\00\000\00\001", !48, !47, !47, !46, !47, !47} ; [ DW_TAG_compile_unit ] |
| !4 = !{!5, !7, !0, !9} |
| !5 = !{!"0xd\00Data\007\0064\0064\000\000", !48, !1, !6} ; [ DW_TAG_member ] |
| !6 = !{!"0xf\00\000\0064\0064\000\000", !48, null, null} ; [ DW_TAG_pointer_type ] |
| !7 = !{!"0xd\00Kind\008\0032\0032\0064\000", !48, !1, !8} ; [ DW_TAG_member ] |
| !8 = !{!"0x24\00unsigned int\000\0032\0032\000\000\007", !48, null} ; [ DW_TAG_base_type ] |
| !9 = !{!"0x2e\00~SVal\00~SVal\00\0012\000\000\000\006\000\000\000", !48, !1, !10, null, null, null, null, null} ; [ DW_TAG_subprogram ] |
| !10 = !{!"0x15\00\000\000\000\000\000\000", !48, null, null, !11, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !11 = !{null, !12, !13} |
| !12 = !{!"0xf\00\000\0064\0064\000\0064", !48, null, !1} ; [ DW_TAG_pointer_type ] |
| !13 = !{!"0x24\00int\000\0032\0032\000\000\005", !48, null} ; [ DW_TAG_base_type ] |
| !14 = !{!"0x15\00\000\000\000\000\000\000", !48, null, null, !15, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !15 = !{null, !12} |
| !16 = !{!"0x2e\00SVal\00SVal\00_ZN4SValC1Ev\0011\000\001\000\006\000\000\000", !48, !1, !14, null, void (%struct.SVal*)* @_ZN4SValC1Ev, null, null, null} ; [ DW_TAG_subprogram ] |
| !17 = !{!"0x2e\00foo\00foo\00_Z3fooi4SVal\0016\000\001\000\006\000\000\000", !48, !2, !18, null, i32 (i32, %struct.SVal*)* @_Z3fooi4SVal, null, null, null} ; [ DW_TAG_subprogram ] |
| !18 = !{!"0x15\00\000\000\000\000\000\000", !48, null, null, !19, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !19 = !{!13, !13, !1} |
| !20 = !{!"0x2e\00main\00main\00main\0023\000\001\000\006\000\000\000", !48, !2, !21, null, i32 ()* @main, null, null, null} ; [ DW_TAG_subprogram ] |
| !21 = !{!"0x15\00\000\000\000\000\000\000", !48, null, null, !22, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !22 = !{!13} |
| !23 = !{!"0x101\00i\0016\000", !17, !2, !13} ; [ DW_TAG_arg_variable ] |
| !24 = !MDLocation(line: 16, scope: !17) |
| !25 = !{!"0x101\00location\0016\000", !17, !2, !26} ; [ DW_TAG_arg_variable ] |
| !26 = !{!"0x10\00SVal\000\0064\0064\000\000", !48, !2, !1} ; [ DW_TAG_reference_type ] |
| !27 = !MDLocation(line: 17, scope: !28) |
| !28 = !{!"0xb\0016\000\002", !2, !17} ; [ DW_TAG_lexical_block ] |
| !29 = !MDLocation(line: 18, scope: !28) |
| !30 = !MDLocation(line: 20, scope: !28) |
| !31 = !{!"0x101\00this\0011\000", !16, !2, !32} ; [ DW_TAG_arg_variable ] |
| !32 = !{!"0x26\00\000\0064\0064\000\0064", !48, !2, !33} ; [ DW_TAG_const_type ] |
| !33 = !{!"0xf\00\000\0064\0064\000\000", !48, !2, !1} ; [ DW_TAG_pointer_type ] |
| !34 = !MDLocation(line: 11, scope: !16) |
| !35 = !MDLocation(line: 11, scope: !36) |
| !36 = !{!"0xb\0011\000\001", !48, !37} ; [ DW_TAG_lexical_block ] |
| !37 = !{!"0xb\0011\000\000", !48, !16} ; [ DW_TAG_lexical_block ] |
| !38 = !{!"0x100\00v\0024\000", !39, !2, !1} ; [ DW_TAG_auto_variable ] |
| !39 = !{!"0xb\0023\000\004", !48, !40} ; [ DW_TAG_lexical_block ] |
| !40 = !{!"0xb\0023\000\003", !48, !20} ; [ DW_TAG_lexical_block ] |
| !41 = !MDLocation(line: 24, scope: !39) |
| !42 = !MDLocation(line: 25, scope: !39) |
| !43 = !MDLocation(line: 26, scope: !39) |
| !44 = !{!"0x100\00k\0026\000", !39, !2, !13} ; [ DW_TAG_auto_variable ] |
| !45 = !MDLocation(line: 27, scope: !39) |
| !46 = !{!16, !17, !20} |
| !47 = !{} |
| !48 = !{!"small.cc", !"/Users/manav/R8248330"} |
| !49 = !{i32 1, !"Debug Info Version", i32 2} |
