65 lines
3.1 KiB
LLVM
65 lines
3.1 KiB
LLVM
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; RUN: llc < %s -march=hexagon -disable-lsr | FileCheck %s
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; CHECK: loop0(
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; CHECK-NOT: add({{r[0-9]*}}, #
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; CHECK: endloop0
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target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32"
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target triple = "hexagon"
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define void @f0(i32* nocapture %a0, i32* nocapture %a1) #0 !dbg !4 {
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b0:
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call void @llvm.dbg.value(metadata i32* %a0, metadata !10, metadata !DIExpression()), !dbg !14
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call void @llvm.dbg.value(metadata i32* %a1, metadata !11, metadata !DIExpression()), !dbg !15
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call void @llvm.dbg.value(metadata i32 0, metadata !12, metadata !DIExpression()), !dbg !16
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br label %b1, !dbg !16
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b1: ; preds = %b1, %b0
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%v0 = phi i32* [ %a0, %b0 ], [ %v7, %b1 ]
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%v1 = phi i32 [ 0, %b0 ], [ %v5, %b1 ]
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%v2 = phi i32* [ %a1, %b0 ], [ %v3, %b1 ]
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%v3 = getelementptr inbounds i32, i32* %v2, i32 1, !dbg !18
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call void @llvm.dbg.value(metadata i32* %v3, metadata !11, metadata !DIExpression()), !dbg !18
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%v4 = load i32, i32* %v2, align 4, !dbg !18
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store i32 %v4, i32* %v0, align 4, !dbg !18
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%v5 = add nsw i32 %v1, 1, !dbg !20
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call void @llvm.dbg.value(metadata i32 %v5, metadata !12, metadata !DIExpression()), !dbg !20
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%v6 = icmp eq i32 %v5, 10, !dbg !16
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%v7 = getelementptr i32, i32* %v0, i32 1
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br i1 %v6, label %b2, label %b1, !dbg !16
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b2: ; preds = %b1
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ret void, !dbg !21
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}
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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attributes #0 = { nounwind "target-cpu"="hexagonv5" }
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attributes #1 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "QuIC LLVM Hexagon Clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !2, globals: !2)
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!1 = !DIFile(filename: "hwloop-dbg.c", directory: "/test")
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!2 = !{}
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!3 = !{i32 1, !"Debug Info Version", i32 3}
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!4 = distinct !DISubprogram(name: "foo", scope: null, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !9)
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!5 = !DISubroutineType(types: !6)
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!6 = !{null, !7, !7}
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!7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !8, size: 32, align: 32)
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!8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = !{!10, !11, !12}
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!10 = !DILocalVariable(name: "a", arg: 1, scope: !4, file: !1, line: 1, type: !7)
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!11 = !DILocalVariable(name: "b", arg: 2, scope: !4, file: !1, line: 1, type: !7)
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!12 = !DILocalVariable(name: "i", scope: !13, file: !1, line: 2, type: !8)
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!13 = distinct !DILexicalBlock(scope: !4, file: !1, line: 1, column: 26)
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!14 = !DILocation(line: 1, column: 15, scope: !4)
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!15 = !DILocation(line: 1, column: 23, scope: !4)
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!16 = !DILocation(line: 3, column: 8, scope: !17)
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!17 = distinct !DILexicalBlock(scope: !13, file: !1, line: 3, column: 3)
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!18 = !DILocation(line: 4, column: 5, scope: !19)
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!19 = distinct !DILexicalBlock(scope: !17, file: !1, line: 3, column: 28)
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!20 = !DILocation(line: 3, column: 23, scope: !17)
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!21 = !DILocation(line: 6, column: 1, scope: !13)
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