diff options
Diffstat (limited to 'llvm/test/Transforms/LoopSimplify/preserve-llvm-loop-metadata2.ll')
-rw-r--r-- | llvm/test/Transforms/LoopSimplify/preserve-llvm-loop-metadata2.ll | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/llvm/test/Transforms/LoopSimplify/preserve-llvm-loop-metadata2.ll b/llvm/test/Transforms/LoopSimplify/preserve-llvm-loop-metadata2.ll deleted file mode 100644 index 2e391ce6dea..00000000000 --- a/llvm/test/Transforms/LoopSimplify/preserve-llvm-loop-metadata2.ll +++ /dev/null @@ -1,48 +0,0 @@ -; RUN: opt -S -loop-simplify < %s | FileCheck %s - -; Two-loop nest with llvm.loop metadata on each loop. -; inner.header exits to outer.header. inner.header is a latch for the outer -; loop, and contains the outer loop's metadata. -; After loop-simplify, a new block "outer.header.loopexit" is created between -; inner.header and outer.header. The metadata from inner.header must be moved -; to the new block, as the new block becomes the outer loop latch. -; The metadata on the inner loop's latch should be untouched. - -; CHECK: outer.header.loopexit: -; CHECK-NEXT: llvm.loop [[UJAMTAG:.*]] -; CHECK-NOT: br i1 {{.*}}, label {{.*}}, label %outer.header.loopexit, !llvm.loop -; CHECK: br label %inner.header, !llvm.loop [[UNROLLTAG:.*]] - -; CHECK: distinct !{[[UJAMTAG]], [[UJAM:.*]]} -; CHECK: [[UJAM]] = !{!"llvm.loop.unroll_and_jam.count", i32 17} -; CHECK: distinct !{[[UNROLLTAG]], [[UNROLL:.*]]} -; CHECK: [[UNROLL]] = !{!"llvm.loop.unroll.count", i32 1} - - -define dso_local void @loopnest() local_unnamed_addr #0 { -entry: - br label %outer.header - -outer.header: ; preds = %inner.header, %entry - %ii.0 = phi i64 [ 2, %entry ], [ %add, %inner.header ] - %cmp = icmp ult i64 %ii.0, 64 - br i1 %cmp, label %inner.header, label %outer.header.cleanup - -outer.header.cleanup: ; preds = %outer.header - ret void - -inner.header: ; preds = %outer.header, %inner.body - %j.0 = phi i64 [ %add10, %inner.body ], [ %ii.0, %outer.header ] - %add = add nuw nsw i64 %ii.0, 16 - %cmp2 = icmp ult i64 %j.0, %add - br i1 %cmp2, label %inner.body, label %outer.header, !llvm.loop !2 - -inner.body: ; preds = %inner.header - %add10 = add nuw nsw i64 %j.0, 1 - br label %inner.header, !llvm.loop !4 -} - -!2 = distinct !{!2, !3} -!3 = !{!"llvm.loop.unroll_and_jam.count", i32 17} -!4 = distinct !{!4, !5} -!5 = !{!"llvm.loop.unroll.count", i32 1} |