| ; RUN: llc -mtriple=nvptx64-nvidia-cuda < %s | FileCheck %s |
| ; RUN: %if ptxas %{ llc -mtriple=nvptx64-nvidia-cuda < %s | %ptxas-verify %} |
| |
| ; Generated with -O1 from: |
| ; int f1(); |
| ; void f2(int*); |
| ; int f3(int); |
| ; |
| ; int foo() { |
| ; int i = 3; |
| ; f3(i); |
| ; i = 7; |
| ; i = f1(); |
| ; f2(&i); |
| ; return 0; |
| ; } |
| ; |
| ; Test that we generate valid debug info for optimized code, |
| ; particularly variables that are described as constants and passed |
| ; by reference. |
| ; |
| ; CHECK: DEBUG_VALUE: foo:i <- 3 |
| ; CHECK: DEBUG_VALUE: foo:i <- 7 |
| ; CHECK: DEBUG_VALUE: foo:i <- % |
| ; CHECK: DEBUG_VALUE: foo:i <- [DW_OP_deref] $vrdepot |
| |
| ; Function Attrs: nounwind ssp uwtable |
| define i32 @foo() #0 !dbg !4 { |
| entry: |
| %i = alloca i32, align 4 |
| call void @llvm.dbg.value(metadata i32 3, metadata !10, metadata !DIExpression()), !dbg !15 |
| %call = call i32 @f3(i32 3) #3, !dbg !16 |
| call void @llvm.dbg.value(metadata i32 7, metadata !10, metadata !DIExpression()), !dbg !18 |
| %call1 = call i32 @f1() #3, !dbg !19 |
| call void @llvm.dbg.value(metadata i32 %call1, metadata !10, metadata !DIExpression()), !dbg !19 |
| store i32 %call1, ptr %i, align 4, !dbg !19, !tbaa !20 |
| call void @llvm.dbg.value(metadata ptr %i, metadata !10, metadata !DIExpression(DW_OP_deref)), !dbg !24 |
| call void @f2(ptr %i) #3, !dbg !24 |
| ret i32 0, !dbg !25 |
| } |
| |
| declare i32 @f3(i32) |
| |
| declare i32 @f1() |
| |
| declare void @f2(ptr) |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #2 |
| |
| attributes #0 = { nounwind ssp uwtable } |
| attributes #2 = { nounwind readnone } |
| attributes #3 = { nounwind } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!11, !12} |
| !llvm.ident = !{!13} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 ", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2, nameTableKind: None) |
| !1 = !DIFile(filename: "dbg-value-const-byref.c", directory: "") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "foo", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !0, scopeLine: 5, file: !1, scope: !5, type: !6, retainedNodes: !9) |
| !5 = !DIFile(filename: "dbg-value-const-byref.c", directory: "") |
| !6 = !DISubroutineType(types: !7) |
| !7 = !{!8} |
| !8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !9 = !{!10} |
| !10 = !DILocalVariable(name: "i", line: 6, scope: !4, file: !5, type: !8) |
| !11 = !{i32 2, !"Dwarf Version", i32 2} |
| !12 = !{i32 1, !"Debug Info Version", i32 3} |
| !13 = !{!"clang version 3.5.0 "} |
| !14 = !{i32 3} |
| !15 = !DILocation(line: 6, scope: !4) |
| !16 = !DILocation(line: 7, scope: !4) |
| !17 = !{i32 7} |
| !18 = !DILocation(line: 8, scope: !4) |
| !19 = !DILocation(line: 9, scope: !4) |
| !20 = !{!21, !21, i64 0} |
| !21 = !{!"int", !22, i64 0} |
| !22 = !{!"omnipotent char", !23, i64 0} |
| !23 = !{!"Simple C/C++ TBAA"} |
| !24 = !DILocation(line: 10, scope: !4) |
| !25 = !DILocation(line: 11, scope: !4) |