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
6 target triple = "hexagon-unknown--elf"
8 ; Check that allocframe was packetized with the two adds.
11 ; CHECK-DAG: allocframe
15 ; CHECK: dealloc_return
19 ; Function Attrs: nounwind
20 define i32 @f0(i32 %a0, i32 %a1) #0 !dbg !5 {
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
31 declare i32 @f1(i32, i32) #1
33 ; Function Attrs: nounwind readnone speculatable
34 declare void @llvm.dbg.value(metadata, metadata, metadata) #2
36 attributes #0 = { nounwind "target-cpu"="hexagonv55" }
37 attributes #1 = { "target-cpu"="hexagonv55" }
38 attributes #2 = { nounwind readnone speculatable }
39 attributes #3 = { nounwind }
42 !llvm.module.flags = !{!3, !4}
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")
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, retainedNodes: !9)
50 !6 = !DISubroutineType(types: !7)
52 !8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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)