| ; RUN: llc -fast-isel-sink-local-values -filetype=obj -O0 -relocation-model=pic < %s -mtriple mips-unknown-linux-gnu | llvm-dwarfdump -a - | FileCheck %s |
| ; PR19815 |
| |
| ; Generated using clang -target mips-linux-gnu -g test.c -S -o - -flto|opt -sroa -S |
| ; test.c: |
| ; |
| ; int foo(int x) { |
| ; if (x) |
| ; return 0; |
| ; return 1; |
| ; } |
| |
| ; CHECK: Address Line Column File ISA Discriminator Flags |
| ; CHECK: ------------------ ------ ------ ------ --- ------------- ------------- |
| ; CHECK: 0x0000000000000000 1 0 1 0 0 is_stmt |
| ; CHECK: 0x0000000000000004 2 0 1 0 0 is_stmt prologue_end |
| ; CHECK: 0x0000000000000024 3 0 1 0 0 is_stmt |
| ; CHECK: 0x0000000000000034 4 0 1 0 0 is_stmt |
| ; CHECK: 0x0000000000000048 5 0 1 0 0 is_stmt |
| ; CHECK: 0x0000000000000058 5 0 1 0 0 is_stmt end_sequence |
| |
| |
| target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64" |
| target triple = "mips--linux-gnu" |
| |
| ; Function Attrs: nounwind |
| define i32 @foo(i32 %x) #0 !dbg !4 { |
| entry: |
| call void @llvm.dbg.value(metadata i32 %x, metadata !12, metadata !DIExpression()), !dbg !13 |
| %tobool = icmp ne i32 %x, 0, !dbg !14 |
| br i1 %tobool, label %if.then, label %if.end, !dbg !14 |
| |
| if.then: ; preds = %entry |
| br label %return, !dbg !16 |
| |
| if.end: ; preds = %entry |
| br label %return, !dbg !17 |
| |
| return: ; preds = %if.end, %if.then |
| %retval.0 = phi i32 [ 0, %if.then ], [ 1, %if.end ] |
| ret i32 %retval.0, !dbg !18 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!9, !10} |
| !llvm.ident = !{!11} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "test.c", directory: "/tmp") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, retainedNodes: !2) |
| !5 = !DIFile(filename: "test.c", directory: "/tmp") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{!8, !8} |
| !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !9 = !{i32 2, !"Dwarf Version", i32 4} |
| !10 = !{i32 2, !"Debug Info Version", i32 3} |
| !11 = !{!"clang version 3.5.0"} |
| !12 = !DILocalVariable(name: "x", line: 1, arg: 1, scope: !4, file: !5, type: !8) |
| !13 = !DILocation(line: 1, scope: !4) |
| !14 = !DILocation(line: 2, scope: !15) |
| !15 = distinct !DILexicalBlock(line: 2, column: 0, file: !1, scope: !4) |
| !16 = !DILocation(line: 3, scope: !15) |
| !17 = !DILocation(line: 4, scope: !4) |
| !18 = !DILocation(line: 5, scope: !4) |
