| ; RUN: llc -mtriple=mips -mcpu=mips32r2 -O0 -filetype=obj -fast-isel=0 <%s | \ |
| ; RUN: llvm-dwarfdump -v -all - | FileCheck %s |
| |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) |
| |
| declare void @foo(i32*) |
| |
| ; void foo(int *); |
| ; |
| ; int f2(int a, int b) { |
| ; int c __attribute__((aligned(16))) = a + b; |
| ; foo(&c); |
| ; return c; |
| ; } |
| ; |
| ; int *f3(int a, int b) { |
| ; int c __attribute__((aligned(16))) = a + b; |
| ; int *w = alloca(c); |
| ; foo(&c); |
| ; return w; |
| ; } |
| |
| ; CHECK: DW_TAG_subprogram |
| ; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_breg29 SP_64+36) |
| ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000065] = "c") |
| |
| ; Function Attrs: nounwind |
| define i32 @f2(i32 signext %a, i32 signext %b) !dbg !4 { |
| entry: |
| %a.addr = alloca i32, align 4 |
| %b.addr = alloca i32, align 4 |
| %c = alloca i32, align 16 |
| store i32 %a, i32* %a.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !15, metadata !16), !dbg !17 |
| store i32 %b, i32* %b.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %b.addr, metadata !18, metadata !16), !dbg !19 |
| call void @llvm.dbg.declare(metadata i32* %c, metadata !20, metadata !16), !dbg !21 |
| %0 = load i32, i32* %a.addr, align 4, !dbg !22 |
| %1 = load i32, i32* %b.addr, align 4, !dbg !23 |
| %add = add nsw i32 %0, %1, !dbg !24 |
| store i32 %add, i32* %c, align 16, !dbg !21 |
| call void @foo(i32* %c), !dbg !25 |
| %2 = load i32, i32* %c, align 16, !dbg !26 |
| ret i32 %2, !dbg !27 |
| } |
| |
| ; CHECK: DW_TAG_subprogram |
| ; CHECK: DW_AT_location [DW_FORM_exprloc] (DW_OP_breg23 S7_64+32) |
| ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000065] = "c") |
| |
| define i32* @f3(i32 signext %a, i32 signext %b) !dbg !8 { |
| entry: |
| %a.addr = alloca i32, align 4 |
| %b.addr = alloca i32, align 4 |
| %c = alloca i32, align 16 |
| %w = alloca i32*, align 4 |
| store i32 %a, i32* %a.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !28, metadata !16), !dbg !29 |
| store i32 %b, i32* %b.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %b.addr, metadata !30, metadata !16), !dbg !31 |
| call void @llvm.dbg.declare(metadata i32* %c, metadata !32, metadata !16), !dbg !33 |
| %0 = load i32, i32* %a.addr, align 4, !dbg !34 |
| %1 = load i32, i32* %b.addr, align 4, !dbg !35 |
| %add = add nsw i32 %0, %1, !dbg !36 |
| store i32 %add, i32* %c, align 16, !dbg !33 |
| call void @llvm.dbg.declare(metadata i32** %w, metadata !37, metadata !DIExpression(DW_OP_deref)), !dbg !38 |
| %2 = load i32, i32* %c, align 16, !dbg !39 |
| %3 = alloca i8, i32 %2, !dbg !40 |
| %4 = bitcast i8* %3 to i32*, !dbg !40 |
| store i32* %4, i32** %w, align 4, !dbg !38 |
| call void @foo(i32* %c), !dbg !41 |
| %5 = load i32*, i32** %w, align 4, !dbg !42 |
| ret i32* %5, !dbg !43 |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!12, !13} |
| !llvm.ident = !{!14} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 251783) (llvm/trunk 251781)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) |
| !1 = !DIFile(filename: "test.c", directory: "/home/vk/repos/tmp/dwarf") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "f2", scope: !1, file: !1, line: 20, type: !5, isLocal: false, isDefinition: true, scopeLine: 20, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) |
| !5 = !DISubroutineType(types: !6) |
| !6 = !{!7, !7, !7} |
| !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !8 = distinct !DISubprogram(name: "f3", scope: !1, file: !1, line: 27, type: !9, isLocal: false, isDefinition: true, scopeLine: 27, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2) |
| !9 = !DISubroutineType(types: !10) |
| !10 = !{!11, !7, !7} |
| !11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !7, size: 32, align: 32) |
| !12 = !{i32 2, !"Dwarf Version", i32 4} |
| !13 = !{i32 2, !"Debug Info Version", i32 3} |
| !14 = !{!"clang version 3.8.0 (trunk 251783) (llvm/trunk 251781)"} |
| !15 = !DILocalVariable(name: "a", arg: 1, scope: !4, file: !1, line: 20, type: !7) |
| !16 = !DIExpression() |
| !17 = !DILocation(line: 20, column: 12, scope: !4) |
| !18 = !DILocalVariable(name: "b", arg: 2, scope: !4, file: !1, line: 20, type: !7) |
| !19 = !DILocation(line: 20, column: 19, scope: !4) |
| !20 = !DILocalVariable(name: "c", scope: !4, file: !1, line: 21, type: !7) |
| !21 = !DILocation(line: 21, column: 7, scope: !4) |
| !22 = !DILocation(line: 21, column: 40, scope: !4) |
| !23 = !DILocation(line: 21, column: 44, scope: !4) |
| !24 = !DILocation(line: 21, column: 42, scope: !4) |
| !25 = !DILocation(line: 22, column: 3, scope: !4) |
| !26 = !DILocation(line: 23, column: 10, scope: !4) |
| !27 = !DILocation(line: 23, column: 3, scope: !4) |
| !28 = !DILocalVariable(name: "a", arg: 1, scope: !8, file: !1, line: 27, type: !7) |
| !29 = !DILocation(line: 27, column: 13, scope: !8) |
| !30 = !DILocalVariable(name: "b", arg: 2, scope: !8, file: !1, line: 27, type: !7) |
| !31 = !DILocation(line: 27, column: 20, scope: !8) |
| !32 = !DILocalVariable(name: "c", scope: !8, file: !1, line: 28, type: !7) |
| !33 = !DILocation(line: 28, column: 7, scope: !8) |
| !34 = !DILocation(line: 28, column: 40, scope: !8) |
| !35 = !DILocation(line: 28, column: 44, scope: !8) |
| !36 = !DILocation(line: 28, column: 42, scope: !8) |
| !37 = !DILocalVariable(name: "w", scope: !8, file: !1, line: 29, type: !11) |
| !38 = !DILocation(line: 29, column: 8, scope: !8) |
| !39 = !DILocation(line: 29, column: 19, scope: !8) |
| !40 = !DILocation(line: 29, column: 12, scope: !8) |
| !41 = !DILocation(line: 30, column: 3, scope: !8) |
| !42 = !DILocation(line: 31, column: 10, scope: !8) |
| !43 = !DILocation(line: 31, column: 3, scope: !8) |