update di-subprogram to only use DXIL compatible metadata

the intent of this test is to ensure that the metadata written with the
DXIL bitcode writer is correctly read back from being embedded in the
DXIL

removing the unrecognized metadata retains the test purpose

Author: inbelic

llvm/test/tools/dxil-dis/di-subprogram.ll

@@ -3,8 +3,6 @@ target triple = "dxil-unknown-shadermodel6.7-library"
 
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!3, !4}
-!llvm.used = !{!5}
-!llvm.lines = !{!13, !14, !15, !16}
 
 ; CHECK: !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "Some Compiler", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2)
 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "Some Compiler", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
@@ -16,38 +14,3 @@ target triple = "dxil-unknown-shadermodel6.7-library"
 !3 = !{i32 2, !"Dwarf Version", i32 4}
 ; CHECK: !4 = !{i32 2, !"Debug Info Version", i32 3}
 !4 = !{i32 2, !"Debug Info Version", i32 3}
-
-; CHECK: !5 = distinct !DISubprogram(name: "fma", scope: !1, file: !1, line: 1, type: !6, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, function: !0, variables: !9)
-!5 = distinct !DISubprogram(name: "fma", scope: !1, file: !1, line: 1, type: !6, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !9)
-
-; CHECK: !6 = !DISubroutineType(types: !7)
-!6 = !DISubroutineType(types: !7)
-
-; CHECK: !7 = !{!8, !8, !8, !8}
-!7 = !{!8, !8, !8, !8}
-
-; CHECK: !8 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
-!8 = !DIBasicType(name: "float", size: 32, encoding: DW_ATE_float)
-
-; CHECK: !9 = !{!10, !11, !12}
-!9 = !{!10, !11, !12}
-
-; CHECK: !10 = !DILocalVariable(tag: DW_TAG_variable, name: "x", arg: 1, scope: !5, file: !1, line: 1, type: !8)
-!10 = !DILocalVariable(name: "x", arg: 1, scope: !5, file: !1, line: 1, type: !8)
-
-; CHECK: !11 = !DILocalVariable(tag: DW_TAG_variable, name: "y", arg: 2, scope: !5, file: !1, line: 1, type: !8)
-!11 = !DILocalVariable(name: "y", arg: 2, scope: !5, file: !1, line: 1, type: !8)
-
-; CHECK: !12 = !DILocalVariable(tag: DW_TAG_variable, name: "z", arg: 3, scope: !5, file: !1, line: 1, type: !8)
-!12 = !DILocalVariable(name: "z", arg: 3, scope: !5, file: !1, line: 1, type: !8)
-
-
-; CHECK: !13 = !DILocation(line: 0, scope: !5)
-; CHECK: !14 = !DILocation(line: 2, column: 12, scope: !5)
-; CHECK: !15 = !DILocation(line: 2, column: 16, scope: !5)
-; CHECK: !16 = !DILocation(line: 2, column: 3, scope: !5)
-
-!13 = !DILocation(line: 0, scope: !5)
-!14 = !DILocation(line: 2, column: 12, scope: !5)
-!15 = !DILocation(line: 2, column: 16, scope: !5)
-!16 = !DILocation(line: 2, column: 3, scope: !5)