| Adrian Prantl | 5542da4 | 2016-12-22 06:10:41 +0000 | [diff] [blame] | 1 | ; RUN: llc %s -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s |
| 2 | ; This tests a fragment that partially covers subregister compositions. |
| 3 | ; |
| 4 | ; Our fragment is 96 bits long and lies in a 128-bit register, which |
| 5 | ; in turn has to be composed out of its two 64-bit subregisters. |
| 6 | |
| 7 | ; CHECK: .debug_info |
| 8 | ; CHECK: DW_TAG_subprogram |
| 9 | ; CHECK: DW_AT_name {{.*}}"subscript.get" |
| 10 | ; CHECK: DW_TAG_formal_parameter |
| 11 | ; CHECK-NEXT: DW_AT_location [DW_FORM_sec_offset] (0x00000000) |
| 12 | ; CHECK: .debug_loc |
| 13 | ; CHECK: 0x00000000: Beginning address offset |
| 14 | ; CHECK-NEXT: Ending address offset |
| 15 | ; CHECK-NEXT: Location description: 90 90 02 93 08 90 91 02 93 04 |
| 16 | ; d16, piece 0x00000008, d17, piece 0x00000004 |
| 17 | source_filename = "simd.ll" |
| 18 | target datalayout = "e-m:o-p:32:32-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32" |
| 19 | target triple = "armv7-apple-ios7.0" |
| 20 | |
| 21 | ; Function Attrs: nounwind readnone |
| 22 | declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #0 |
| 23 | |
| 24 | define <3 x float> @_TFV4simd8float2x3g9subscriptFSiVS_6float3(i32, <3 x float>, <3 x float>) !dbg !5 { |
| 25 | entry: |
| 26 | tail call void @llvm.dbg.value(metadata <3 x float> %1, i64 0, metadata !8, metadata !9), !dbg !10 |
| 27 | tail call void @llvm.dbg.value(metadata <3 x float> %2, i64 0, metadata !8, metadata !11), !dbg !10 |
| 28 | %3 = icmp eq i32 %0, 0, !dbg !12 |
| 29 | br i1 %3, label %7, label %4, !dbg !12 |
| 30 | |
| 31 | ; <label>:4: ; preds = %entry |
| 32 | %5 = icmp eq i32 %0, 1, !dbg !15 |
| 33 | br i1 %5, label %7, label %6, !dbg !15 |
| 34 | |
| 35 | ; <label>:6: ; preds = %4 |
| 36 | unreachable, !dbg !17 |
| 37 | |
| 38 | ; <label>:7: ; preds = %4, %entry |
| 39 | %8 = phi <3 x float> [ %1, %entry ], [ %2, %4 ], !dbg !18 |
| 40 | ret <3 x float> %8, !dbg !18 |
| 41 | } |
| 42 | |
| 43 | attributes #0 = { nounwind readnone } |
| 44 | |
| 45 | !llvm.dbg.cu = !{!0} |
| 46 | !llvm.module.flags = !{!3, !4} |
| 47 | |
| 48 | !0 = distinct !DICompileUnit(language: DW_LANG_Swift, file: !1, producer: "Swift", isOptimized: false, runtimeVersion: 3, emissionKind: FullDebug, enums: !2, imports: !2) |
| 49 | !1 = !DIFile(filename: "simd.swift", directory: "/") |
| 50 | !2 = !{} |
| 51 | !3 = !{i32 2, !"Dwarf Version", i32 4} |
| 52 | !4 = !{i32 2, !"Debug Info Version", i32 3} |
| 53 | !5 = distinct !DISubprogram(name: "subscript.get", linkageName: "_TFV4simd8float2x3g9subscriptFSiVS_6float3", scope: !6, file: !1, type: !7, isLocal: false, isDefinition: true, isOptimized: true, unit: !0, variables: !2) |
| 54 | !6 = !DICompositeType(tag: DW_TAG_structure_type, name: "float2x3", scope: !0, file: !1, line: 5824, size: 256, align: 128, elements: !2, runtimeLang: DW_LANG_Swift, identifier: "_TtV4simd8float2x3") |
| 55 | !7 = !DISubroutineType(types: !2) |
| 56 | !8 = !DILocalVariable(name: "self", arg: 2, scope: !5, file: !1, line: 5897, type: !6, flags: DIFlagArtificial) |
| 57 | !9 = !DIExpression(DW_OP_LLVM_fragment, 0, 96) |
| 58 | !10 = !DILocation(line: 5897, column: 5, scope: !5) |
| 59 | !11 = !DIExpression(DW_OP_LLVM_fragment, 96, 96) |
| 60 | !12 = !DILocation(line: 5900, column: 12, scope: !13) |
| 61 | !13 = distinct !DILexicalBlock(scope: !14, file: !1, line: 5898, column: 7) |
| 62 | !14 = distinct !DILexicalBlock(scope: !5, file: !1, line: 5897, column: 9) |
| 63 | !15 = !DILocation(line: 5902, column: 12, scope: !16) |
| 64 | !16 = distinct !DILexicalBlock(scope: !14, file: !1, line: 5898, column: 7) |
| 65 | !17 = !DILocation(line: 0, scope: !5) |
| 66 | !18 = !DILocation(line: 5906, column: 5, scope: !14) |