forked from OSchip/llvm-project
86 lines
4.0 KiB
LLVM
86 lines
4.0 KiB
LLVM
; RUN: opt %loadPolly \
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; RUN: -polly-analyze-read-only-scalars=false -polly-codegen -S < %s | \
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; RUN: FileCheck %s
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; RUN: opt %loadPolly \
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; RUN: -polly-analyze-read-only-scalars=true -polly-codegen -S < %s | \
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; RUN: FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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; Function Attrs: nounwind uwtable
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define void @foo(float* %A, i64 %N) #0 !dbg !4 {
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entry:
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br label %entry.split
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entry.split: ; preds = %entry
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tail call void @llvm.dbg.value(metadata float* %A, metadata !14, metadata !DIExpression()), !dbg !15
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tail call void @llvm.dbg.value(metadata i64 %N, metadata !16, metadata !DIExpression()), !dbg !15
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tail call void @llvm.dbg.value(metadata i64 0, metadata !18, metadata !DIExpression()), !dbg !20
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%cmp1 = icmp sgt i64 %N, 0, !dbg !20
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br i1 %cmp1, label %for.body.lr.ph, label %for.end, !dbg !20
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for.body.lr.ph: ; preds = %entry.split
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br label %for.body, !dbg !20
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for.body: ; preds = %for.body.lr.ph, %for.body
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%0 = phi i64 [ 0, %for.body.lr.ph ], [ %1, %for.body ], !dbg !21
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%arrayidx = getelementptr float, float* %A, i64 %0, !dbg !21
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%conv = sitofp i64 %0 to float, !dbg !21
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store float %conv, float* %arrayidx, align 4, !dbg !21
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%1 = add nsw i64 %0, 1, !dbg !20
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tail call void @llvm.dbg.value(metadata i64 %1, metadata !18, metadata !DIExpression()), !dbg !20
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%exitcond = icmp ne i64 %1, %N, !dbg !20
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br i1 %exitcond, label %for.body, label %for.cond.for.end_crit_edge, !dbg !20
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for.cond.for.end_crit_edge: ; preds = %for.body
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br label %for.end, !dbg !20
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for.end: ; preds = %for.cond.for.end_crit_edge, %entry.split
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ret void, !dbg !22
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}
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; CHECK: polly.split_new_and_old:
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; CHECK: tail call void @llvm.dbg.value
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; CHECK: tail call void @llvm.dbg.value
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; CHECK: tail call void @llvm.dbg.value
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; CHECK: tail call void @llvm.dbg.value
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; CHECK-NOT: tail call void @llvm.dbg.value
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!11, !12}
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!llvm.ident = !{!13}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5 ", isOptimized: false, emissionKind: 0, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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!1 = !DIFile(filename: "loop.c", directory: "/home/grosser/Projects/polly/git/tools/polly")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, retainedNodes: !2)
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!5 = !DIFile(filename: "loop.c", directory: "/home/grosser/Projects/polly/git/tools/polly")
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!6 = !DISubroutineType(types: !7)
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!7 = !{null, !8, !10}
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!8 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !9)
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!9 = !DIBasicType(tag: DW_TAG_base_type, name: "float", size: 32, align: 32, encoding: DW_ATE_float)
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!10 = !DIBasicType(tag: DW_TAG_base_type, name: "long int", size: 64, align: 64, encoding: DW_ATE_signed)
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!11 = !{i32 2, !"Dwarf Version", i32 4}
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!12 = !{i32 1, !"Debug Info Version", i32 3}
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!13 = !{!"clang version 3.5 "}
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!14 = !DILocalVariable(name: "A", line: 1, arg: 1, scope: !4, file: !5, type: !8)
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!15 = !DILocation(line: 1, scope: !4)
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!16 = !DILocalVariable(name: "N", line: 1, arg: 2, scope: !4, file: !5, type: !10)
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!17 = !{i64 0}
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!18 = !DILocalVariable(name: "i", line: 2, scope: !19, file: !5, type: !10)
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!19 = distinct !DILexicalBlock(line: 2, column: 0, file: !1, scope: !4)
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!20 = !DILocation(line: 2, scope: !19)
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!21 = !DILocation(line: 3, scope: !19)
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!22 = !DILocation(line: 4, scope: !4)
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