1# This test checks that we have a mapping between the H register chosen by codegen 2# and the codeview number for that register. 3# 4# RUN: llc %s -mtriple=arm64-windows -filetype=obj -o %t --start-after=unpack-mi-bundles 5# RUN: llvm-readobj --codeview %t | FileCheck %s --check-prefix=OBJ 6# 7# OBJ: LocalSym { 8# OBJ: Kind: S_LOCAL (0x113E) 9# OBJ: Type: __half (0x46) 10# OBJ: Flags [ (0x1) 11# OBJ: IsParameter (0x1) 12# OBJ: ] 13# OBJ: VarName: x 14# OBJ: } 15# OBJ: DefRangeRegisterSym { 16# OBJ: Kind: S_DEFRANGE_REGISTER (0x1141) 17# OBJ: Register: ARM64_H0 (0x10E) 18# OBJ: MayHaveNoName: 0 19# OBJ: LocalVariableAddrRange { 20# OBJ: OffsetStart: .text+0x0 21# OBJ: ISectStart: 0x0 22# OBJ: Range: 0x4 23# OBJ: } 24# OBJ: } 25# 26--- | 27 define internal fastcc i1 @test.fn(half %0) !dbg !4 { 28 Entry: 29 call void @llvm.dbg.value(metadata half %0, metadata !11, metadata !DIExpression()), !dbg !13 30 %1 = fcmp une half 0xH0000, %0, !dbg !14 31 ret i1 %1 32 } 33 34 ; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn 35 declare void @llvm.dbg.value(metadata, metadata, metadata) #0 36 37 attributes #0 = { nocallback nofree nosync nounwind readnone speculatable willreturn } 38 39 !llvm.module.flags = !{!0, !1} 40 !llvm.dbg.cu = !{!2} 41 42 !0 = !{i32 2, !"Debug Info Version", i32 3} 43 !1 = !{i32 2, !"CodeView", i32 1} 44 !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug) 45 !3 = !DIFile(filename: "test", directory: ".") 46 !4 = distinct !DISubprogram(name: "fn", linkageName: "test.fn", scope: !5, file: !5, line: 32, type: !6, scopeLine: 32, flags: DIFlagStaticMember, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !2, retainedNodes: !10) 47 !5 = !DIFile(filename: "test.o", directory: ".") 48 !6 = !DISubroutineType(types: !7) 49 !7 = !{!8, !9} 50 !8 = !DIBasicType(name: "bool", size: 1, encoding: DW_ATE_boolean) 51 !9 = !DIBasicType(name: "f16", size: 16, encoding: DW_ATE_float) 52 !10 = !{!11} 53 !11 = !DILocalVariable(name: "x", arg: 1, scope: !12, file: !5, line: 32, type: !9) 54 !12 = distinct !DILexicalBlock(scope: !4, file: !5, line: 32, column: 1) 55 !13 = !DILocation(line: 32, column: 31, scope: !12) 56 !14 = !DILocation(line: 33, column: 5, scope: !15) 57 !15 = distinct !DILexicalBlock(scope: !12, file: !5) 58... 59--- 60name: test.fn 61body: | 62 bb.0: 63 liveins: $h0 64 DBG_VALUE $h0, $noreg, !11, !DIExpression(), debug-location !13 65 renamable $s0 = nofpexcept FCVTSHr killed renamable $h0, implicit $fpcr, debug-location !14 66 DBG_VALUE $h0, $noreg, !11, !DIExpression(DW_OP_LLVM_entry_value, 1), debug-location !13 67 nofpexcept FCMPSri killed renamable $s0, implicit-def $nzcv, implicit $fpcr, debug-location !14 68 renamable $w0 = CSINCWr $wzr, $wzr, 0, implicit killed $nzcv, debug-location !14 69 RET undef $lr, implicit killed $w0 70... 71