; RUN: llc -O2 -march=hexagon -enable-pipeliner \ ; RUN: -debug-only=pipeliner < %s 2>&1 > /dev/null | FileCheck %s ; REQUIRES: asserts ; ; Test that the pragma check that disables pipeliner does not disable pipelining ; on both the loops. ; CHECK: Can not pipeline loop ; CHECK-NOT: Can not pipeline loop ; Function Attrs: nofree norecurse nounwind define dso_local i32 @foo(i32* nocapture %a, i32* nocapture readonly %b, i32* nocapture %c) local_unnamed_addr #0 { entry: br label %for.body for.body: ; preds = %for.body, %entry %i.023 = phi i32 [ 0, %entry ], [ %inc, %for.body ] %arrayidx = getelementptr inbounds i32, i32* %b, i32 %i.023 %0 = load i32, i32* %arrayidx, align 4, !tbaa !2 %arrayidx1 = getelementptr inbounds i32, i32* %a, i32 %i.023 %1 = load i32, i32* %arrayidx1, align 4, !tbaa !2 %add = add nsw i32 %1, %0 store i32 %add, i32* %arrayidx1, align 4, !tbaa !2 %inc = add nuw nsw i32 %i.023, 1 %exitcond24 = icmp eq i32 %inc, 10 br i1 %exitcond24, label %for.body6, label %for.body, !llvm.loop !6 for.cond.cleanup5: ; preds = %for.body6 ret i32 0 for.body6: ; preds = %for.body, %for.body6 %i2.022 = phi i32 [ %inc11, %for.body6 ], [ 0, %for.body ] %arrayidx7 = getelementptr inbounds i32, i32* %a, i32 %i2.022 %2 = load i32, i32* %arrayidx7, align 4, !tbaa !2 %arrayidx8 = getelementptr inbounds i32, i32* %c, i32 %i2.022 %3 = load i32, i32* %arrayidx8, align 4, !tbaa !2 %add9 = add nsw i32 %3, %2 store i32 %add9, i32* %arrayidx8, align 4, !tbaa !2 %inc11 = add nuw nsw i32 %i2.022, 1 %exitcond = icmp eq i32 %inc11, 10 br i1 %exitcond, label %for.cond.cleanup5, label %for.body6, !llvm.loop !8 } attributes #0 = { nofree norecurse nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "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"="hexagonv60" "target-features"="+v60,-long-calls" "unsafe-fp-math"="false" "use-soft-float"="false" } !llvm.module.flags = !{!0} !llvm.ident = !{!1} !0 = !{i32 1, !"wchar_size", i32 4} !1 = !{!"clang version 11.0.0 (https://github.com/llvm/llvm-project.git 6e29846b29d2bcaa8a7a3d869f24f242bd93d272)"} !2 = !{!3, !3, i64 0} !3 = !{!"int", !4, i64 0} !4 = !{!"omnipotent char", !5, i64 0} !5 = !{!"Simple C/C++ TBAA"} !6 = distinct !{!6, !7} !7 = !{!"llvm.loop.unroll.disable"} !8 = distinct !{!8, !7, !9} !9 = !{!"llvm.loop.pipeline.disable", i1 true}