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e1ab454f4d
Vectorizer tests in the target-independent directory should not have a target triple. If a test really needs to query a specific backend, it belongs in the right target subdirectory (which "REQUIRES" the right backend). Otherwise, it should not specify a triple. llvm-svn: 283512
78 lines
3.8 KiB
LLVM
78 lines
3.8 KiB
LLVM
; RUN: opt -loop-vectorize -pass-remarks-analysis=loop-vectorize < %s 2>&1 | FileCheck %s
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; 1 extern int map[];
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; 2 extern int out[];
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; 3
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; 4 void f(int a, int n) {
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; 5 for (int i = 0; i < n; ++i) {
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; 6 out[i] = a;
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; 7 a = map[a];
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; 8 }
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; 9 }
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; CHECK: remark: /tmp/s.c:5:3: loop not vectorized: value that could not be identified as reduction is used outside the loop
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; %a.addr.08 is the phi corresponding to the remark. It does not have debug
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; location attached. In this case we should use the debug location of the
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; loop rather than emitting <unknown>:0:0:
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; ModuleID = '/tmp/s.c'
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source_filename = "/tmp/s.c"
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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@out = external local_unnamed_addr global [0 x i32], align 4
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@map = external local_unnamed_addr global [0 x i32], align 4
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; Function Attrs: norecurse nounwind ssp uwtable
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define void @f(i32 %a, i32 %n) local_unnamed_addr #0 !dbg !6 {
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entry:
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%cmp7 = icmp sgt i32 %n, 0, !dbg !8
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br i1 %cmp7, label %for.body.preheader, label %for.cond.cleanup, !dbg !9
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for.body.preheader: ; preds = %entry
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%wide.trip.count = zext i32 %n to i64, !dbg !9
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br label %for.body, !dbg !10
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for.cond.cleanup: ; preds = %for.body, %entry
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ret void, !dbg !11
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for.body: ; preds = %for.body.preheader, %for.body
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%indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %for.body.preheader ]
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%a.addr.08 = phi i32 [ %0, %for.body ], [ %a, %for.body.preheader ]
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%arrayidx = getelementptr inbounds [0 x i32], [0 x i32]* @out, i64 0, i64 %indvars.iv, !dbg !10
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store i32 %a.addr.08, i32* %arrayidx, align 4, !dbg !12, !tbaa !13
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%idxprom1 = sext i32 %a.addr.08 to i64, !dbg !17
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%arrayidx2 = getelementptr inbounds [0 x i32], [0 x i32]* @map, i64 0, i64 %idxprom1, !dbg !17
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%0 = load i32, i32* %arrayidx2, align 4, !dbg !17, !tbaa !13
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1, !dbg !9
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%exitcond = icmp eq i64 %indvars.iv.next, %wide.trip.count, !dbg !9
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br i1 %exitcond, label %for.cond.cleanup, label %for.body, !dbg !9, !llvm.loop !18
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}
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attributes #0 = { norecurse nounwind ssp uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="core2" "target-features"="+cx16,+fxsr,+mmx,+sse,+sse2,+sse3,+ssse3,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!llvm.ident = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 281293) (llvm/trunk 281290)", isOptimized: true, runtimeVersion: 0, emissionKind: NoDebug, enums: !2)
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!1 = !DIFile(filename: "/tmp/s.c", directory: "/tmp")
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!2 = !{}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{i32 1, !"PIC Level", i32 2}
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!5 = !{!"clang version 4.0.0 (trunk 281293) (llvm/trunk 281290)"}
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!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 4, type: !7, isLocal: false, isDefinition: true, scopeLine: 4, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !2)
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!7 = !DISubroutineType(types: !2)
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!8 = !DILocation(line: 5, column: 21, scope: !6)
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!9 = !DILocation(line: 5, column: 3, scope: !6)
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!10 = !DILocation(line: 6, column: 5, scope: !6)
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!11 = !DILocation(line: 9, column: 1, scope: !6)
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!12 = !DILocation(line: 6, column: 12, scope: !6)
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!13 = !{!14, !14, i64 0}
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!14 = !{!"int", !15, i64 0}
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!15 = !{!"omnipotent char", !16, i64 0}
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!16 = !{!"Simple C/C++ TBAA"}
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!17 = !DILocation(line: 7, column: 9, scope: !6)
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!18 = distinct !{!18, !9}
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