| ; RUN: llc -march=bpfel -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s |
| ; RUN: llc -march=bpfeb -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s |
| |
| ; Source code: |
| ; #define __tag1 __attribute__((btf_decl_tag("tag1"))) |
| ; #define __tag2 __attribute__((btf_decl_tag("tag2"))) |
| ; struct t1 { |
| ; int a1; |
| ; int a2 __tag1 __tag2; |
| ; } __tag1 __tag2; |
| ; struct t1 g1 __tag1 __tag2; |
| ; Compilation flag: |
| ; clang -target bpf -O2 -g -S -emit-llvm t.c |
| |
| %struct.t1 = type { i32, i32 } |
| |
| @g1 = dso_local local_unnamed_addr global %struct.t1 zeroinitializer, align 4, !dbg !0 |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!14, !15, !16, !17} |
| !llvm.ident = !{!18} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = distinct !DIGlobalVariable(name: "g1", scope: !2, file: !3, line: 7, type: !6, isLocal: false, isDefinition: true, annotations: !11) |
| !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 13.0.0 (https://github.com/llvm/llvm-project.git 825661b8e31d0b29d78178df1e518949dfec9f9a)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, splitDebugInlining: false, nameTableKind: None) |
| !3 = !DIFile(filename: "t.c", directory: "/tmp/home/yhs/work/tests/llvm/btf_tag") |
| !4 = !{} |
| !5 = !{!0} |
| !6 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "t1", file: !3, line: 3, size: 64, elements: !7, annotations: !11) |
| !7 = !{!8, !10} |
| !8 = !DIDerivedType(tag: DW_TAG_member, name: "a1", scope: !6, file: !3, line: 4, baseType: !9, size: 32) |
| !9 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !10 = !DIDerivedType(tag: DW_TAG_member, name: "a2", scope: !6, file: !3, line: 5, baseType: !9, size: 32, offset: 32, annotations: !11) |
| !11 = !{!12, !13} |
| !12 = !{!"btf_decl_tag", !"tag1"} |
| !13 = !{!"btf_decl_tag", !"tag2"} |
| !14 = !{i32 7, !"Dwarf Version", i32 4} |
| !15 = !{i32 2, !"Debug Info Version", i32 3} |
| !16 = !{i32 1, !"wchar_size", i32 4} |
| !17 = !{i32 7, !"frame-pointer", i32 2} |
| !18 = !{!"clang version 13.0.0 (https://github.com/llvm/llvm-project.git 825661b8e31d0b29d78178df1e518949dfec9f9a)"} |
| |
| ; CHECK: .long 1 # BTF_KIND_STRUCT(id = 1) |
| ; CHECK-NEXT: .long 67108866 # 0x4000002 |
| ; CHECK-NEXT: .long 8 |
| ; CHECK-NEXT: .long 4 |
| ; CHECK-NEXT: .long 4 |
| ; CHECK-NEXT: .long 0 # 0x0 |
| ; CHECK-NEXT: .long 7 |
| ; CHECK-NEXT: .long 4 |
| ; CHECK-NEXT: .long 32 # 0x20 |
| ; CHECK-NEXT: .long 10 # BTF_KIND_DECL_TAG(id = 2) |
| ; CHECK-NEXT: .long 285212672 # 0x11000000 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 4294967295 |
| ; CHECK-NEXT: .long 15 # BTF_KIND_DECL_TAG(id = 3) |
| ; CHECK-NEXT: .long 285212672 # 0x11000000 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 4294967295 |
| ; CHECK-NEXT: .long 20 # BTF_KIND_INT(id = 4) |
| ; CHECK-NEXT: .long 16777216 # 0x1000000 |
| ; CHECK-NEXT: .long 4 |
| ; CHECK-NEXT: .long 16777248 # 0x1000020 |
| ; CHECK-NEXT: .long 10 # BTF_KIND_DECL_TAG(id = 5) |
| ; CHECK-NEXT: .long 285212672 # 0x11000000 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 15 # BTF_KIND_DECL_TAG(id = 6) |
| ; CHECK-NEXT: .long 285212672 # 0x11000000 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 24 # BTF_KIND_VAR(id = 7) |
| ; CHECK-NEXT: .long 234881024 # 0xe000000 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 1 |
| ; CHECK-NEXT: .long 10 # BTF_KIND_DECL_TAG(id = 8) |
| ; CHECK-NEXT: .long 285212672 # 0x11000000 |
| ; CHECK-NEXT: .long 7 |
| ; CHECK-NEXT: .long 4294967295 |
| ; CHECK-NEXT: .long 15 # BTF_KIND_DECL_TAG(id = 9) |
| ; CHECK-NEXT: .long 285212672 # 0x11000000 |
| ; CHECK-NEXT: .long 7 |
| ; CHECK-NEXT: .long 4294967295 |
| |
| ; CHECK: .ascii "t1" # string offset=1 |
| ; CHECK: .ascii "a1" # string offset=4 |
| ; CHECK: .ascii "a2" # string offset=7 |
| ; CHECK: .ascii "tag1" # string offset=10 |
| ; CHECK: .ascii "tag2" # string offset=15 |
| ; CHECK: .ascii "int" # string offset=20 |
| ; CHECK: .ascii "g1" # string offset=24 |