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73 lines
2.5 KiB
LLVM
73 lines
2.5 KiB
LLVM
; RUN: opt < %s -sample-profile -sample-profile-file=%S/Inputs/inline-act.prof
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; Sample profile should have non-empty ACT passed to inliner
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; int t;
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; bool foo(int value) {
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; switch(value) {
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; case 0:
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; case 1:
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; case 3:
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; return true;
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; default:
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; return false;
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; }
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; }
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; void bar(int i) {
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; if (foo(i))
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; t *= 2;
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; }
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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@t = global i32 0, align 4
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; Function Attrs: nounwind uwtable
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define zeroext i1 @_Z3fooi(i32) #0 {
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%switch.tableidx = sub i32 %0, 0
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%2 = icmp ult i32 %switch.tableidx, 4
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br i1 %2, label %switch.lookup, label %3
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switch.lookup: ; preds = %1
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%switch.cast = trunc i32 %switch.tableidx to i4
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%switch.shiftamt = mul i4 %switch.cast, 1
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%switch.downshift = lshr i4 -5, %switch.shiftamt
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%switch.masked = trunc i4 %switch.downshift to i1
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ret i1 %switch.masked
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; <label>:3: ; preds = %1
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ret i1 false
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}
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; Function Attrs: nounwind uwtable
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define void @_Z3bari(i32) #0 !dbg !9 {
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%2 = call zeroext i1 @_Z3fooi(i32 %0), !dbg !10
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br i1 %2, label %3, label %6, !dbg !10
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; <label>:3: ; preds = %1
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%4 = load i32, i32* @t, align 4
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%5 = shl nsw i32 %4, 1
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store i32 %5, i32* @t, align 4
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br label %6
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; <label>:6: ; preds = %3, %1
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ret void
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}
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attributes #0 = { nounwind uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+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}
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!llvm.ident = !{!4}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.9.0 (trunk 272227) (llvm/trunk 272226)", isOptimized: true, runtimeVersion: 0, emissionKind: NoDebug, enums: !2)
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!1 = !DIFile(filename: "test.cc", directory: "./")
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!2 = !{}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{!"clang version 3.9.0 (trunk 272227) (llvm/trunk 272226)"}
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!6 = !DISubroutineType(types: !2)
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!9 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 14, type: !6, isLocal: false, isDefinition: true, scopeLine: 14, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !2)
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!10 = !DILocation(line: 15, column: 7, scope: !9)
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!11 = !DILocation(line: 16, column: 7, scope: !9)
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