120 lines
4.4 KiB
LLVM
120 lines
4.4 KiB
LLVM
; ModuleID = 'cover.c'
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source_filename = "cover.c"
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-linux-gnu"
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; Function Attrs: nofree norecurse nosync nounwind readnone sspstrong uwtable
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define dso_local i32 @swi120(i32 %0) local_unnamed_addr #0 {
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br label %2
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2: ; preds = %1, %2
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%3 = phi i32 [ 0, %1 ], [ %8, %2 ]
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%4 = phi i32 [ %0, %1 ], [ %7, %2 ]
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%5 = icmp ult i32 %3, 120
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%6 = select i1 %5, i32 1, i32 -1
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%7 = add nsw i32 %4, %6
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%8 = add nuw nsw i32 %3, 1
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%9 = icmp eq i32 %8, 120
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br i1 %9, label %10, label %2, !llvm.loop !5
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10: ; preds = %2
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ret i32 %7
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}
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; Function Attrs: argmemonly mustprogress nofree nosync nounwind willreturn
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declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture) #1
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; Function Attrs: argmemonly mustprogress nofree nosync nounwind willreturn
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declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture) #1
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; Function Attrs: nofree norecurse nosync nounwind readnone sspstrong uwtable
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define dso_local i32 @swi50(i32 %0) local_unnamed_addr #0 {
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br label %2
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2: ; preds = %1, %2
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%3 = phi i32 [ 0, %1 ], [ %8, %2 ]
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%4 = phi i32 [ %0, %1 ], [ %7, %2 ]
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%5 = icmp ult i32 %3, 60
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%6 = select i1 %5, i32 1, i32 -1
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%7 = add nsw i32 %4, %6
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%8 = add nuw nsw i32 %3, 1
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%9 = icmp eq i32 %8, 50
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br i1 %9, label %10, label %2, !llvm.loop !8
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10: ; preds = %2
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ret i32 %7
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}
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; Function Attrs: nofree norecurse nosync nounwind readnone sspstrong uwtable
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define dso_local i32 @swi10(i32 %0) local_unnamed_addr #0 {
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br label %2
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2: ; preds = %1, %2
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%3 = phi i32 [ 0, %1 ], [ %8, %2 ]
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%4 = phi i32 [ %0, %1 ], [ %7, %2 ]
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%5 = icmp ult i32 %3, 10
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%6 = select i1 %5, i32 1, i32 -1
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%7 = add nsw i32 %4, %6
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%8 = add nuw nsw i32 %3, 1
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%9 = icmp eq i32 %8, 10
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br i1 %9, label %10, label %2, !llvm.loop !9
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10: ; preds = %2
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ret i32 %7
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}
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; Function Attrs: nofree nounwind sspstrong uwtable
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define dso_local i32 @main() local_unnamed_addr #2 {
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%1 = alloca i32, align 4
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%2 = bitcast i32* %1 to i8*
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call void @llvm.lifetime.start.p0i8(i64 4, i8* nonnull %2)
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store volatile i32 0, i32* %1, align 4, !tbaa !10
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%3 = load volatile i32, i32* %1, align 4, !tbaa !10
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br label %4
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4: ; preds = %4, %0
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%5 = phi i32 [ 0, %0 ], [ %10, %4 ]
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%6 = phi i32 [ %3, %0 ], [ %9, %4 ]
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%7 = icmp ult i32 %5, 10
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%8 = select i1 %7, i32 1, i32 -1
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%9 = add nsw i32 %6, %8
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%10 = add nuw nsw i32 %5, 1
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%11 = icmp eq i32 %10, 10
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br i1 %11, label %12, label %4, !llvm.loop !9
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12: ; preds = %4
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store volatile i32 %9, i32* %1, align 4, !tbaa !10
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%13 = load volatile i32, i32* %1, align 4, !tbaa !10
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%14 = call i32 @swi50(i32 %13)
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store volatile i32 %14, i32* %1, align 4, !tbaa !10
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%15 = load volatile i32, i32* %1, align 4, !tbaa !10
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%16 = call i32 @swi120(i32 %15)
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store volatile i32 %16, i32* %1, align 4, !tbaa !10
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%17 = load volatile i32, i32* %1, align 4, !tbaa !10
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%18 = bitcast i32* %1 to i8*
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call void @llvm.lifetime.end.p0i8(i64 4, i8* nonnull %18)
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ret i32 %17
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}
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attributes #0 = { nofree norecurse nosync nounwind readnone sspstrong uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
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attributes #1 = { argmemonly mustprogress nofree nosync nounwind willreturn }
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attributes #2 = { nofree nounwind sspstrong uwtable "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
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!llvm.module.flags = !{!0, !1, !2, !3}
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!llvm.ident = !{!4}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{i32 7, !"PIC Level", i32 2}
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!2 = !{i32 7, !"PIE Level", i32 2}
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!3 = !{i32 7, !"uwtable", i32 1}
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!4 = !{!"clang version 13.0.1"}
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!5 = distinct !{!5, !6, !7}
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!6 = !{!"llvm.loop.mustprogress"}
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!7 = !{!"llvm.loop.unroll.disable"}
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!8 = distinct !{!8, !6, !7}
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!9 = distinct !{!9, !6, !7}
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!10 = !{!11, !11, i64 0}
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!11 = !{!"int", !12, i64 0}
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!12 = !{!"omnipotent char", !13, i64 0}
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!13 = !{!"Simple C/C++ TBAA"}
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