| Krzysztof Parzyszek | 046090d | 2018-03-12 14:01:28 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=hexagon -enable-misched=true < %s | FileCheck %s |
| 2 | ; This test checks the delayed emission of CFI instructions |
| 3 | ; This test also checks the proper initialization of RegisterPressureTracker. |
| 4 | ; The RegisterPressureTracker must skip debug instructions upon entry of a BB |
| 5 | |
| 6 | target triple = "hexagon-unknown--elf" |
| 7 | |
| 8 | ; Check that allocframe was packetized with the two adds. |
| 9 | ; CHECK: f0: |
| 10 | ; CHECK: { |
| 11 | ; CHECK-DAG: allocframe |
| 12 | ; CHECK-DAG: add |
| 13 | ; CHECK-DAG: add |
| 14 | ; CHECK: } |
| 15 | ; CHECK: dealloc_return |
| 16 | ; CHECK: } |
| 17 | |
| 18 | |
| 19 | ; Function Attrs: nounwind |
| 20 | define i32 @f0(i32 %a0, i32 %a1) #0 !dbg !5 { |
| 21 | b0: |
| 22 | call void @llvm.dbg.value(metadata i32 %a0, metadata !10, metadata !DIExpression()), !dbg !12 |
| 23 | call void @llvm.dbg.value(metadata i32 %a1, metadata !11, metadata !DIExpression()), !dbg !13 |
| 24 | %v0 = add nsw i32 %a0, 1, !dbg !14 |
| 25 | %v1 = add nsw i32 %a1, 1, !dbg !15 |
| 26 | %v2 = tail call i32 @f1(i32 %v0, i32 %v1) #3, !dbg !16 |
| 27 | %v3 = add nsw i32 %v2, 1, !dbg !17 |
| 28 | ret i32 %v3, !dbg !18 |
| 29 | } |
| 30 | |
| 31 | declare i32 @f1(i32, i32) #1 |
| 32 | |
| 33 | ; Function Attrs: nounwind readnone speculatable |
| 34 | declare void @llvm.dbg.value(metadata, metadata, metadata) #2 |
| 35 | |
| 36 | attributes #0 = { nounwind "target-cpu"="hexagonv55" } |
| 37 | attributes #1 = { "target-cpu"="hexagonv55" } |
| 38 | attributes #2 = { nounwind readnone speculatable } |
| 39 | attributes #3 = { nounwind } |
| 40 | |
| 41 | !llvm.dbg.cu = !{!0} |
| 42 | !llvm.module.flags = !{!3, !4} |
| 43 | |
| 44 | !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) |
| 45 | !1 = !DIFile(filename: "test.c", directory: "/test") |
| 46 | !2 = !{} |
| 47 | !3 = !{i32 2, !"Dwarf Version", i32 4} |
| 48 | !4 = !{i32 2, !"Debug Info Version", i32 3} |
| 49 | !5 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !6, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !9) |
| 50 | !6 = !DISubroutineType(types: !7) |
| 51 | !7 = !{!8, !8, !8} |
| 52 | !8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| 53 | !9 = !{!10, !11} |
| 54 | !10 = !DILocalVariable(name: "x", arg: 1, scope: !5, file: !1, line: 3, type: !8) |
| 55 | !11 = !DILocalVariable(name: "y", arg: 2, scope: !5, file: !1, line: 3, type: !8) |
| 56 | !12 = !DILocation(line: 3, column: 13, scope: !5) |
| 57 | !13 = !DILocation(line: 3, column: 20, scope: !5) |
| 58 | !14 = !DILocation(line: 4, column: 15, scope: !5) |
| 59 | !15 = !DILocation(line: 4, column: 20, scope: !5) |
| 60 | !16 = !DILocation(line: 4, column: 10, scope: !5) |
| 61 | !17 = !DILocation(line: 4, column: 24, scope: !5) |
| 62 | !18 = !DILocation(line: 4, column: 3, scope: !5) |